[llvm] r362081 - [X86][SSE] Improve bool vector extload (PR26091)

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Thu May 30 03:25:21 PDT 2019


Author: rksimon
Date: Thu May 30 03:25:20 2019
New Revision: 362081

URL: http://llvm.org/viewvc/llvm-project?rev=362081&view=rev
Log:
[X86][SSE] Improve bool vector extload (PR26091)

We already have good codegen for (vXiY *ext(vXi1 bitcast(iX))) cases, this patch uses it for loads of vXi1 types as well - changing the load into a iX integer load, and bitcasting so that combineToExtendBoolVectorInReg can then use it.

Differential Revision: https://reviews.llvm.org/D62449

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
    llvm/trunk/test/CodeGen/X86/vector-sext-widen.ll
    llvm/trunk/test/CodeGen/X86/vector-sext.ll

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=362081&r1=362080&r2=362081&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Thu May 30 03:25:20 2019
@@ -38923,6 +38923,21 @@ static SDValue combineLoad(SDNode *N, Se
     return DCI.CombineTo(N, NewVec, TF, true);
   }
 
+  // Bool vector load - attempt to cast to an integer, as we have good
+  // (vXiY *ext(vXi1 bitcast(iX))) handling.
+  if (Ext == ISD::NON_EXTLOAD && !Subtarget.hasAVX512() && RegVT.isVector() &&
+      RegVT.getScalarType() == MVT::i1 && DCI.isBeforeLegalize()) {
+    unsigned NumElts = RegVT.getVectorNumElements();
+    EVT IntVT = EVT::getIntegerVT(*DAG.getContext(), NumElts);
+    if (TLI.isTypeLegal(IntVT)) {
+      SDValue IntLoad = DAG.getLoad(IntVT, dl, Ld->getChain(), Ld->getBasePtr(),
+                                    Ld->getPointerInfo(), Alignment,
+                                    Ld->getMemOperand()->getFlags());
+      SDValue BoolVec = DAG.getBitcast(RegVT, IntLoad);
+      return DCI.CombineTo(N, BoolVec, IntLoad.getValue(1), true);
+    }
+  }
+
   return SDValue();
 }
 

Modified: llvm/trunk/test/CodeGen/X86/vector-sext-widen.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-sext-widen.ll?rev=362081&r1=362080&r2=362081&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-sext-widen.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-sext-widen.ll Thu May 30 03:25:20 2019
@@ -2026,193 +2026,32 @@ define <2 x i64> @load_sext_4i8_to_4i64_
 }
 
 define <8 x i16> @load_sext_8i1_to_8i16(<8 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_8i1_to_8i16:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movsbq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shrq $7, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $57, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $58, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $59, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $60, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $61, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $62, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    shlq $63, %rax
-; SSE2-NEXT:    sarq $63, %rax
-; SSE2-NEXT:    movd %eax, %xmm0
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_8i1_to_8i16:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movsbq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shrq $7, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $57, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $58, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $59, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $60, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $61, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $62, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    shlq $63, %rax
-; SSSE3-NEXT:    sarq $63, %rax
-; SSSE3-NEXT:    movd %eax, %xmm0
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_8i1_to_8i16:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movsbq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrw $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $6, %ecx, %xmm0
-; SSE41-NEXT:    shrl $7, %eax
-; SSE41-NEXT:    pinsrw $7, %eax, %xmm0
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_8i1_to_8i16:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; SSE-NEXT:    pand %xmm1, %xmm0
+; SSE-NEXT:    pcmpeqw %xmm1, %xmm0
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_8i1_to_8i16:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movsbq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrw $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $60, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $5, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $6, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $7, %eax
-; AVX1-NEXT:    vpinsrw $7, %eax, %xmm0, %xmm0
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqw %xmm1, %xmm0, %xmm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_8i1_to_8i16:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movsbq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrw $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $60, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $5, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $6, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $7, %eax
-; AVX2-NEXT:    vpinsrw $7, %eax, %xmm0, %xmm0
+; AVX2-NEXT:    vpbroadcastw (%rdi), %xmm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpcmpeqw %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_8i1_to_8i16:
@@ -2232,84 +2071,16 @@ define <8 x i16> @load_sext_8i1_to_8i16(
 ; AVX512BW-NEXT:    vzeroupper
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_8i1_to_8i16:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movsbl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $25, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $26, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $27, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $28, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $30, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    shll $31, %eax
-; X32-SSE2-NEXT:    sarl $31, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm0
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_8i1_to_8i16:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movsbl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm0
-; X32-SSE41-NEXT:    pinsrw $1, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $2, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $3, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $4, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $5, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $6, %ecx, %xmm0
-; X32-SSE41-NEXT:    shrl $7, %eax
-; X32-SSE41-NEXT:    pinsrw $7, %eax, %xmm0
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_8i1_to_8i16:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    pcmpeqw %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <8 x i1>, <8 x i1>* %ptr
  %Y = sext <8 x i1> %X to <8 x i16>
@@ -2466,208 +2237,41 @@ entry:
 }
 
 define <8 x i32> @load_sext_8i1_to_8i32(<8 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_8i1_to_8i32:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movzbl (%rdi), %eax
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $7, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $6, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $5, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $4, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $3, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $2, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shrl %eax
-; SSE2-NEXT:    andl $1, %eax
-; SSE2-NEXT:    movd %eax, %xmm3
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; SSE2-NEXT:    pslld $31, %xmm0
-; SSE2-NEXT:    psrad $31, %xmm0
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    pslld $31, %xmm1
-; SSE2-NEXT:    psrad $31, %xmm1
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_8i1_to_8i32:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movzbl (%rdi), %eax
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $7, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $6, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $5, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $4, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $3, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $2, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shrl %eax
-; SSSE3-NEXT:    andl $1, %eax
-; SSSE3-NEXT:    movd %eax, %xmm3
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; SSSE3-NEXT:    pslld $31, %xmm0
-; SSSE3-NEXT:    psrad $31, %xmm0
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    pslld $31, %xmm1
-; SSSE3-NEXT:    psrad $31, %xmm1
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_8i1_to_8i32:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movzbl (%rdi), %eax
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    movl %eax, %edx
-; SSE41-NEXT:    andl $1, %edx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrw $1, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $2, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $2, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $3, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $3, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $4, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $4, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $5, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $5, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $6, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $6, %ecx, %xmm1
-; SSE41-NEXT:    shrl $7, %eax
-; SSE41-NEXT:    pinsrw $7, %eax, %xmm1
-; SSE41-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
-; SSE41-NEXT:    pslld $31, %xmm0
-; SSE41-NEXT:    psrad $31, %xmm0
-; SSE41-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE41-NEXT:    pslld $31, %xmm1
-; SSE41-NEXT:    psrad $31, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_8i1_to_8i32:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8]
+; SSE-NEXT:    movdqa %xmm1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqd %xmm2, %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [16,32,64,128]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqd %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_8i1_to_8i32:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movsbq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $59, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrd $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrd $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shrq $7, %rcx
-; AVX1-NEXT:    vpinsrd $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm1
-; AVX1-NEXT:    vpinsrd $1, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrd $2, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rax
-; AVX1-NEXT:    sarq $63, %rax
-; AVX1-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm1
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqd %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_8i1_to_8i32:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movsbq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $59, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrd $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrd $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shrq $7, %rcx
-; AVX2-NEXT:    vpinsrd $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm1
-; AVX2-NEXT:    vpinsrd $1, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrd $2, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rax
-; AVX2-NEXT:    sarq $63, %rax
-; AVX2-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpbroadcastd (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,2,4,8,16,32,64,128]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512-LABEL: load_sext_8i1_to_8i32:
@@ -2677,93 +2281,19 @@ define <8 x i32> @load_sext_8i1_to_8i32(
 ; AVX512-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_8i1_to_8i32:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movzbl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $6, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $5, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $4, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $3, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $2, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    shrl %eax
-; X32-SSE2-NEXT:    andl $1, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; X32-SSE2-NEXT:    pslld $31, %xmm0
-; X32-SSE2-NEXT:    psrad $31, %xmm0
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    pslld $31, %xmm1
-; X32-SSE2-NEXT:    psrad $31, %xmm1
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_8i1_to_8i32:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movzbl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    andl $1, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrw $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $2, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $3, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $4, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $5, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $6, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $7, %eax
-; X32-SSE41-NEXT:    pinsrw $7, %eax, %xmm1
-; X32-SSE41-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
-; X32-SSE41-NEXT:    pslld $31, %xmm0
-; X32-SSE41-NEXT:    psrad $31, %xmm0
-; X32-SSE41-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE41-NEXT:    pslld $31, %xmm1
-; X32-SSE41-NEXT:    psrad $31, %xmm1
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_8i1_to_8i32:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8]
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqd %xmm2, %xmm0
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqd %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <8 x i1>, <8 x i1>* %ptr
  %Y = sext <8 x i1> %X to <8 x i32>
@@ -2840,388 +2370,50 @@ entry:
 define <16 x i8> @load_sext_16i1_to_16i8(<16 x i1> *%ptr) nounwind readnone {
 ; SSE2-LABEL: load_sext_16i1_to_16i8:
 ; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    pushq %rbp
-; SSE2-NEXT:    pushq %r15
-; SSE2-NEXT:    pushq %r14
-; SSE2-NEXT:    pushq %r13
-; SSE2-NEXT:    pushq %r12
-; SSE2-NEXT:    pushq %rbx
-; SSE2-NEXT:    movswq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %r8
-; SSE2-NEXT:    movq %rax, %r9
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movq %rax, %r11
-; SSE2-NEXT:    movq %rax, %r14
-; SSE2-NEXT:    movq %rax, %r15
-; SSE2-NEXT:    movq %rax, %r12
-; SSE2-NEXT:    movq %rax, %r13
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    movq %rax, %rdx
-; SSE2-NEXT:    movq %rax, %rsi
-; SSE2-NEXT:    movq %rax, %rdi
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    shrq $15, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm0
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    movsbq %al, %rax
-; SSE2-NEXT:    shlq $49, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm1
-; SSE2-NEXT:    shlq $50, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm2
-; SSE2-NEXT:    shlq $51, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm3
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSE2-NEXT:    shlq $61, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    shlq $62, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm5
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; SSE2-NEXT:    shlq $63, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3],xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
-; SSE2-NEXT:    shlq $58, %rsi
-; SSE2-NEXT:    sarq $63, %rsi
-; SSE2-NEXT:    movd %esi, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3],xmm0[4],xmm5[4],xmm0[5],xmm5[5],xmm0[6],xmm5[6],xmm0[7],xmm5[7]
-; SSE2-NEXT:    shlq $59, %rdi
-; SSE2-NEXT:    sarq $63, %rdi
-; SSE2-NEXT:    movd %edi, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3],xmm4[4],xmm3[4],xmm4[5],xmm3[5],xmm4[6],xmm3[6],xmm4[7],xmm3[7]
-; SSE2-NEXT:    shlq $57, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm2
-; SSE2-NEXT:    shrq $7, %rax
-; SSE2-NEXT:    movd %eax, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSE2-NEXT:    popq %rbx
-; SSE2-NEXT:    popq %r12
-; SSE2-NEXT:    popq %r13
-; SSE2-NEXT:    popq %r14
-; SSE2-NEXT:    popq %r15
-; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,1,1,4,5,6,7]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE2-NEXT:    pand %xmm1, %xmm0
+; SSE2-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSE2-NEXT:    retq
 ;
 ; SSSE3-LABEL: load_sext_16i1_to_16i8:
 ; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    pushq %rbp
-; SSSE3-NEXT:    pushq %r15
-; SSSE3-NEXT:    pushq %r14
-; SSSE3-NEXT:    pushq %r13
-; SSSE3-NEXT:    pushq %r12
-; SSSE3-NEXT:    pushq %rbx
-; SSSE3-NEXT:    movswq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %r8
-; SSSE3-NEXT:    movq %rax, %r9
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movq %rax, %r11
-; SSSE3-NEXT:    movq %rax, %r14
-; SSSE3-NEXT:    movq %rax, %r15
-; SSSE3-NEXT:    movq %rax, %r12
-; SSSE3-NEXT:    movq %rax, %r13
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    movq %rax, %rdx
-; SSSE3-NEXT:    movq %rax, %rsi
-; SSSE3-NEXT:    movq %rax, %rdi
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    shrq $15, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm0
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    movsbq %al, %rax
-; SSSE3-NEXT:    shlq $49, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm1
-; SSSE3-NEXT:    shlq $50, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm2
-; SSSE3-NEXT:    shlq $51, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm3
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSSE3-NEXT:    shlq $61, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    shlq $62, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm5
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; SSSE3-NEXT:    shlq $63, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3],xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
-; SSSE3-NEXT:    shlq $58, %rsi
-; SSSE3-NEXT:    sarq $63, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3],xmm0[4],xmm5[4],xmm0[5],xmm5[5],xmm0[6],xmm5[6],xmm0[7],xmm5[7]
-; SSSE3-NEXT:    shlq $59, %rdi
-; SSSE3-NEXT:    sarq $63, %rdi
-; SSSE3-NEXT:    movd %edi, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3],xmm4[4],xmm3[4],xmm4[5],xmm3[5],xmm4[6],xmm3[6],xmm4[7],xmm3[7]
-; SSSE3-NEXT:    shlq $57, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm2
-; SSSE3-NEXT:    shrq $7, %rax
-; SSSE3-NEXT:    movd %eax, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSSE3-NEXT:    popq %rbx
-; SSSE3-NEXT:    popq %r12
-; SSSE3-NEXT:    popq %r13
-; SSSE3-NEXT:    popq %r14
-; SSSE3-NEXT:    popq %r15
-; SSSE3-NEXT:    popq %rbp
+; SSSE3-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSSE3-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; SSSE3-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSSE3-NEXT:    pand %xmm1, %xmm0
+; SSSE3-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSSE3-NEXT:    retq
 ;
 ; SSE41-LABEL: load_sext_16i1_to_16i8:
 ; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movswq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm0
+; SSE41-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE41-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; SSE41-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE41-NEXT:    pand %xmm1, %xmm0
+; SSE41-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSE41-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_16i1_to_16i8:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movswq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrb $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $60, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $5, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $6, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movsbq %al, %rcx
-; AVX1-NEXT:    shrl $7, %ecx
-; AVX1-NEXT:    vpinsrb $7, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $55, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $8, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $54, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $9, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $53, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $10, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $52, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $11, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $51, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $12, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $50, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $13, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $49, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $14, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $15, %eax
-; AVX1-NEXT:    vpinsrb $15, %eax, %xmm0, %xmm0
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; AVX1-NEXT:    vmovddup {{.*#+}} xmm1 = [-1.7939930131212661E-307,-1.7939930131212661E-307]
+; AVX1-NEXT:    # xmm1 = mem[0,0]
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqb %xmm1, %xmm0, %xmm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_16i1_to_16i8:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movswq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrb $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $60, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $5, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $6, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movsbq %al, %rcx
-; AVX2-NEXT:    shrl $7, %ecx
-; AVX2-NEXT:    vpinsrb $7, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $55, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $8, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $54, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $9, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $53, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $10, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $52, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $11, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $51, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $12, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $50, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $13, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $49, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $14, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $15, %eax
-; AVX2-NEXT:    vpinsrb $15, %eax, %xmm0, %xmm0
+; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; AVX2-NEXT:    vpbroadcastq {{.*#+}} xmm1 = [9241421688590303745,9241421688590303745]
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpcmpeqb %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_16i1_to_16i8:
@@ -3242,160 +2434,24 @@ define <16 x i8> @load_sext_16i1_to_16i8
 ;
 ; X32-SSE2-LABEL: load_sext_16i1_to_16i8:
 ; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    pushl %ebp
-; X32-SSE2-NEXT:    pushl %ebx
-; X32-SSE2-NEXT:    pushl %edi
-; X32-SSE2-NEXT:    pushl %esi
 ; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movswl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shrl $15, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shll $17, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    shll $18, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm1
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    shll $19, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $20, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    shll $21, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm6
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    shll $22, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shll $23, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm5
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $28, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movsbl %al, %eax
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm4[0],xmm6[1],xmm4[1],xmm6[2],xmm4[2],xmm6[3],xmm4[3],xmm6[4],xmm4[4],xmm6[5],xmm4[5],xmm6[6],xmm4[6],xmm6[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1],xmm5[2],xmm7[2],xmm5[3],xmm7[3],xmm5[4],xmm7[4],xmm5[5],xmm7[5],xmm5[6],xmm7[6],xmm5[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm6[0],xmm5[1],xmm6[1],xmm5[2],xmm6[2],xmm5[3],xmm6[3]
-; X32-SSE2-NEXT:    shll $30, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1]
-; X32-SSE2-NEXT:    shll $31, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $26, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; X32-SSE2-NEXT:    shll $27, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $25, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm1
-; X32-SSE2-NEXT:    shrl $7, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm5[0]
-; X32-SSE2-NEXT:    popl %esi
-; X32-SSE2-NEXT:    popl %edi
-; X32-SSE2-NEXT:    popl %ebx
-; X32-SSE2-NEXT:    popl %ebp
+; X32-SSE2-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,1,1,4,5,6,7]
+; X32-SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; X32-SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE2-NEXT:    pand %xmm1, %xmm0
+; X32-SSE2-NEXT:    pcmpeqb %xmm1, %xmm0
 ; X32-SSE2-NEXT:    retl
 ;
 ; X32-SSE41-LABEL: load_sext_16i1_to_16i8:
 ; X32-SSE41:       # %bb.0: # %entry
 ; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movswl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm0
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; X32-SSE41-NEXT:    movsbl %al, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $23, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $22, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $21, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $20, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $19, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $18, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $17, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm0
+; X32-SSE41-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE41-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; X32-SSE41-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE41-NEXT:    pand %xmm1, %xmm0
+; X32-SSE41-NEXT:    pcmpeqb %xmm1, %xmm0
 ; X32-SSE41-NEXT:    retl
 entry:
  %X = load <16 x i1>, <16 x i1>* %ptr
@@ -3404,442 +2460,43 @@ entry:
 }
 
 define <16 x i16> @load_sext_16i1_to_16i16(<16 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_16i1_to_16i16:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movzwl (%rdi), %eax
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $15, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $14, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $13, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $12, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $11, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $10, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $9, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $8, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $7, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $6, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $5, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $4, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $3, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $2, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shrl %eax
-; SSE2-NEXT:    andl $1, %eax
-; SSE2-NEXT:    movd %eax, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; SSE2-NEXT:    psllw $15, %xmm0
-; SSE2-NEXT:    psraw $15, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    psllw $15, %xmm1
-; SSE2-NEXT:    psraw $15, %xmm1
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_16i1_to_16i16:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movzwl (%rdi), %eax
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $15, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $14, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $13, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $12, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $11, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $10, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $9, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $8, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $7, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $6, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $5, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $4, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $3, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $2, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shrl %eax
-; SSSE3-NEXT:    andl $1, %eax
-; SSSE3-NEXT:    movd %eax, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; SSSE3-NEXT:    psllw $15, %xmm0
-; SSSE3-NEXT:    psraw $15, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    psllw $15, %xmm1
-; SSSE3-NEXT:    psraw $15, %xmm1
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_16i1_to_16i16:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movzwl (%rdi), %eax
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    movl %eax, %edx
-; SSE41-NEXT:    andl $1, %edx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $2, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $3, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $4, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $5, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $6, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $8, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $9, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $10, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $11, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $12, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $13, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $14, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; SSE41-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
-; SSE41-NEXT:    psllw $15, %xmm0
-; SSE41-NEXT:    psraw $15, %xmm0
-; SSE41-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
-; SSE41-NEXT:    psllw $15, %xmm1
-; SSE41-NEXT:    psraw $15, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_16i1_to_16i16:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128]
+; SSE-NEXT:    movdqa %xmm1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqw %xmm2, %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [256,512,1024,2048,4096,8192,16384,32768]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqw %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_16i1_to_16i16:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    pushq %rbp
-; AVX1-NEXT:    .cfi_def_cfa_offset 16
-; AVX1-NEXT:    pushq %r15
-; AVX1-NEXT:    .cfi_def_cfa_offset 24
-; AVX1-NEXT:    pushq %r14
-; AVX1-NEXT:    .cfi_def_cfa_offset 32
-; AVX1-NEXT:    pushq %r13
-; AVX1-NEXT:    .cfi_def_cfa_offset 40
-; AVX1-NEXT:    pushq %r12
-; AVX1-NEXT:    .cfi_def_cfa_offset 48
-; AVX1-NEXT:    pushq %rbx
-; AVX1-NEXT:    .cfi_def_cfa_offset 56
-; AVX1-NEXT:    .cfi_offset %rbx, -56
-; AVX1-NEXT:    .cfi_offset %r12, -48
-; AVX1-NEXT:    .cfi_offset %r13, -40
-; AVX1-NEXT:    .cfi_offset %r14, -32
-; AVX1-NEXT:    .cfi_offset %r15, -24
-; AVX1-NEXT:    .cfi_offset %rbp, -16
-; AVX1-NEXT:    movswq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $55, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vmovd %ecx, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    movq %rax, %r11
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    movl %eax, %r9d
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    movsbq %al, %rbp
-; AVX1-NEXT:    shlq $54, %rax
-; AVX1-NEXT:    sarq $63, %rax
-; AVX1-NEXT:    vpinsrw $1, %eax, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $53, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrw $2, %r8d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $52, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrw $3, %r10d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $51, %r11
-; AVX1-NEXT:    sarq $63, %r11
-; AVX1-NEXT:    vpinsrw $4, %r11d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $50, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrw $5, %r14d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $49, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrw $6, %r15d, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $15, %r9d
-; AVX1-NEXT:    vpinsrw $7, %r9d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $63, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vmovd %r13d, %xmm1
-; AVX1-NEXT:    shlq $62, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrw $1, %r12d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $61, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrw $2, %ebx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrw $3, %edi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $4, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $58, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrw $5, %edx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $57, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrw $6, %esi, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $7, %ebp
-; AVX1-NEXT:    vpinsrw $7, %ebp, %xmm1, %xmm1
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
-; AVX1-NEXT:    popq %rbx
-; AVX1-NEXT:    .cfi_def_cfa_offset 48
-; AVX1-NEXT:    popq %r12
-; AVX1-NEXT:    .cfi_def_cfa_offset 40
-; AVX1-NEXT:    popq %r13
-; AVX1-NEXT:    .cfi_def_cfa_offset 32
-; AVX1-NEXT:    popq %r14
-; AVX1-NEXT:    .cfi_def_cfa_offset 24
-; AVX1-NEXT:    popq %r15
-; AVX1-NEXT:    .cfi_def_cfa_offset 16
-; AVX1-NEXT:    popq %rbp
-; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_16i1_to_16i16:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    pushq %rbp
-; AVX2-NEXT:    .cfi_def_cfa_offset 16
-; AVX2-NEXT:    pushq %r15
-; AVX2-NEXT:    .cfi_def_cfa_offset 24
-; AVX2-NEXT:    pushq %r14
-; AVX2-NEXT:    .cfi_def_cfa_offset 32
-; AVX2-NEXT:    pushq %r13
-; AVX2-NEXT:    .cfi_def_cfa_offset 40
-; AVX2-NEXT:    pushq %r12
-; AVX2-NEXT:    .cfi_def_cfa_offset 48
-; AVX2-NEXT:    pushq %rbx
-; AVX2-NEXT:    .cfi_def_cfa_offset 56
-; AVX2-NEXT:    .cfi_offset %rbx, -56
-; AVX2-NEXT:    .cfi_offset %r12, -48
-; AVX2-NEXT:    .cfi_offset %r13, -40
-; AVX2-NEXT:    .cfi_offset %r14, -32
-; AVX2-NEXT:    .cfi_offset %r15, -24
-; AVX2-NEXT:    .cfi_offset %rbp, -16
-; AVX2-NEXT:    movswq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $55, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vmovd %ecx, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    movq %rax, %r11
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    movl %eax, %r9d
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    movsbq %al, %rbp
-; AVX2-NEXT:    shlq $54, %rax
-; AVX2-NEXT:    sarq $63, %rax
-; AVX2-NEXT:    vpinsrw $1, %eax, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $53, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrw $2, %r8d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $52, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrw $3, %r10d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $51, %r11
-; AVX2-NEXT:    sarq $63, %r11
-; AVX2-NEXT:    vpinsrw $4, %r11d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $50, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrw $5, %r14d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $49, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrw $6, %r15d, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $15, %r9d
-; AVX2-NEXT:    vpinsrw $7, %r9d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $63, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vmovd %r13d, %xmm1
-; AVX2-NEXT:    shlq $62, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrw $1, %r12d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $61, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrw $2, %ebx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrw $3, %edi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $4, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $58, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrw $5, %edx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $57, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrw $6, %esi, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $7, %ebp
-; AVX2-NEXT:    vpinsrw $7, %ebp, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
-; AVX2-NEXT:    popq %rbx
-; AVX2-NEXT:    .cfi_def_cfa_offset 48
-; AVX2-NEXT:    popq %r12
-; AVX2-NEXT:    .cfi_def_cfa_offset 40
-; AVX2-NEXT:    popq %r13
-; AVX2-NEXT:    .cfi_def_cfa_offset 32
-; AVX2-NEXT:    popq %r14
-; AVX2-NEXT:    .cfi_def_cfa_offset 24
-; AVX2-NEXT:    popq %r15
-; AVX2-NEXT:    .cfi_def_cfa_offset 16
-; AVX2-NEXT:    popq %rbp
-; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    vpbroadcastw (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384,32768]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqw %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_16i1_to_16i16:
@@ -3856,165 +2513,20 @@ define <16 x i16> @load_sext_16i1_to_16i
 ; AVX512BW-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_16i1_to_16i16:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movzwl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $15, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $14, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $13, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $12, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $11, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $10, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $9, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $8, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $6, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $5, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $4, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $3, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $2, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    shrl %eax
-; X32-SSE2-NEXT:    andl $1, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm4
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; X32-SSE2-NEXT:    psllw $15, %xmm0
-; X32-SSE2-NEXT:    psraw $15, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    psllw $15, %xmm1
-; X32-SSE2-NEXT:    psraw $15, %xmm1
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_16i1_to_16i16:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movzwl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    andl $1, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $2, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $3, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $4, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $5, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $6, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $8, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $9, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $10, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $11, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $12, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $13, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $14, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; X32-SSE41-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
-; X32-SSE41-NEXT:    psllw $15, %xmm0
-; X32-SSE41-NEXT:    psraw $15, %xmm0
-; X32-SSE41-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
-; X32-SSE41-NEXT:    psllw $15, %xmm1
-; X32-SSE41-NEXT:    psraw $15, %xmm1
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_16i1_to_16i16:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqw %xmm2, %xmm0
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [256,512,1024,2048,4096,8192,16384,32768]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqw %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <16 x i1>, <16 x i1>* %ptr
  %Y = sext <16 x i1> %X to <16 x i16>
@@ -4022,762 +2534,49 @@ entry:
 }
 
 define <32 x i8> @load_sext_32i1_to_32i8(<32 x i1> *%ptr) nounwind readnone {
-; SSE2-LABEL: load_sext_32i1_to_32i8:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    pushq %rbp
-; SSE2-NEXT:    pushq %r15
-; SSE2-NEXT:    pushq %r14
-; SSE2-NEXT:    pushq %r13
-; SSE2-NEXT:    pushq %r12
-; SSE2-NEXT:    pushq %rbx
-; SSE2-NEXT:    movswq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movq %rax, %r8
-; SSE2-NEXT:    movq %rax, %r9
-; SSE2-NEXT:    movq %rax, %r11
-; SSE2-NEXT:    movq %rax, %r14
-; SSE2-NEXT:    movq %rax, %r15
-; SSE2-NEXT:    movq %rax, %r12
-; SSE2-NEXT:    movq %rax, %r13
-; SSE2-NEXT:    movq %rax, %rdx
-; SSE2-NEXT:    movq %rax, %rsi
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    shrq $15, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm0
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    shlq $49, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm15
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movsbq %al, %rax
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3],xmm15[4],xmm0[4],xmm15[5],xmm0[5],xmm15[6],xmm0[6],xmm15[7],xmm0[7]
-; SSE2-NEXT:    shlq $50, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm8
-; SSE2-NEXT:    shlq $51, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm3
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm9
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm6
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm10
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm2
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm11
-; SSE2-NEXT:    shlq $61, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm5
-; SSE2-NEXT:    shlq $62, %rsi
-; SSE2-NEXT:    sarq $63, %rsi
-; SSE2-NEXT:    movd %esi, %xmm12
-; SSE2-NEXT:    shlq $63, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shlq $58, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm13
-; SSE2-NEXT:    shlq $59, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm7
-; SSE2-NEXT:    shlq $57, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm4
-; SSE2-NEXT:    shrq $7, %rax
-; SSE2-NEXT:    movd %eax, %xmm14
-; SSE2-NEXT:    movswq 2(%rdi), %rsi
-; SSE2-NEXT:    movq %rsi, %r8
-; SSE2-NEXT:    movq %rsi, %r9
-; SSE2-NEXT:    movq %rsi, %r10
-; SSE2-NEXT:    movq %rsi, %r11
-; SSE2-NEXT:    movq %rsi, %r14
-; SSE2-NEXT:    movq %rsi, %r15
-; SSE2-NEXT:    movq %rsi, %r12
-; SSE2-NEXT:    movq %rsi, %r13
-; SSE2-NEXT:    movq %rsi, %rbx
-; SSE2-NEXT:    movq %rsi, %rax
-; SSE2-NEXT:    movq %rsi, %rcx
-; SSE2-NEXT:    movq %rsi, %rdx
-; SSE2-NEXT:    movq %rsi, %rdi
-; SSE2-NEXT:    movq %rsi, %rbp
-; SSE2-NEXT:    shrq $15, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm1
-; SSE2-NEXT:    movq %rsi, %rbp
-; SSE2-NEXT:    movsbq %sil, %rsi
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3],xmm3[4],xmm8[4],xmm3[5],xmm8[5],xmm3[6],xmm8[6],xmm3[7],xmm8[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm15[0],xmm3[1],xmm15[1],xmm3[2],xmm15[2],xmm3[3],xmm15[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm9[0],xmm6[1],xmm9[1],xmm6[2],xmm9[2],xmm6[3],xmm9[3],xmm6[4],xmm9[4],xmm6[5],xmm9[5],xmm6[6],xmm9[6],xmm6[7],xmm9[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm10[0],xmm2[1],xmm10[1],xmm2[2],xmm10[2],xmm2[3],xmm10[3],xmm2[4],xmm10[4],xmm2[5],xmm10[5],xmm2[6],xmm10[6],xmm2[7],xmm10[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm11[0],xmm5[1],xmm11[1],xmm5[2],xmm11[2],xmm5[3],xmm11[3],xmm5[4],xmm11[4],xmm5[5],xmm11[5],xmm5[6],xmm11[6],xmm5[7],xmm11[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm12[0],xmm0[1],xmm12[1],xmm0[2],xmm12[2],xmm0[3],xmm12[3],xmm0[4],xmm12[4],xmm0[5],xmm12[5],xmm0[6],xmm12[6],xmm0[7],xmm12[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm7 = xmm7[0],xmm13[0],xmm7[1],xmm13[1],xmm7[2],xmm13[2],xmm7[3],xmm13[3],xmm7[4],xmm13[4],xmm7[5],xmm13[5],xmm7[6],xmm13[6],xmm7[7],xmm13[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm14[0],xmm4[1],xmm14[1],xmm4[2],xmm14[2],xmm4[3],xmm14[3],xmm4[4],xmm14[4],xmm4[5],xmm14[5],xmm4[6],xmm14[6],xmm4[7],xmm14[7]
-; SSE2-NEXT:    shlq $49, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm3
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm4[0],xmm7[1],xmm4[1],xmm7[2],xmm4[2],xmm7[3],xmm4[3]
-; SSE2-NEXT:    shlq $50, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm4
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm7[0],xmm0[1],xmm7[1]
-; SSE2-NEXT:    shlq $51, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm5
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3],xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3],xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
-; SSE2-NEXT:    shlq $61, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSE2-NEXT:    shlq $62, %rax
-; SSE2-NEXT:    sarq $63, %rax
-; SSE2-NEXT:    movd %eax, %xmm6
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
-; SSE2-NEXT:    shlq $63, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSE2-NEXT:    shlq $58, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
-; SSE2-NEXT:    shlq $59, %rdi
-; SSE2-NEXT:    sarq $63, %rdi
-; SSE2-NEXT:    movd %edi, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSE2-NEXT:    shlq $57, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm2
-; SSE2-NEXT:    shrq $7, %rsi
-; SSE2-NEXT:    movd %esi, %xmm5
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1],xmm2[2],xmm5[2],xmm2[3],xmm5[3],xmm2[4],xmm5[4],xmm2[5],xmm5[5],xmm2[6],xmm5[6],xmm2[7],xmm5[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
-; SSE2-NEXT:    popq %rbx
-; SSE2-NEXT:    popq %r12
-; SSE2-NEXT:    popq %r13
-; SSE2-NEXT:    popq %r14
-; SSE2-NEXT:    popq %r15
-; SSE2-NEXT:    popq %rbp
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_32i1_to_32i8:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    pushq %rbp
-; SSSE3-NEXT:    pushq %r15
-; SSSE3-NEXT:    pushq %r14
-; SSSE3-NEXT:    pushq %r13
-; SSSE3-NEXT:    pushq %r12
-; SSSE3-NEXT:    pushq %rbx
-; SSSE3-NEXT:    movswq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movq %rax, %r8
-; SSSE3-NEXT:    movq %rax, %r9
-; SSSE3-NEXT:    movq %rax, %r11
-; SSSE3-NEXT:    movq %rax, %r14
-; SSSE3-NEXT:    movq %rax, %r15
-; SSSE3-NEXT:    movq %rax, %r12
-; SSSE3-NEXT:    movq %rax, %r13
-; SSSE3-NEXT:    movq %rax, %rdx
-; SSSE3-NEXT:    movq %rax, %rsi
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    shrq $15, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    shlq $49, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm15
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movsbq %al, %rax
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3],xmm15[4],xmm0[4],xmm15[5],xmm0[5],xmm15[6],xmm0[6],xmm15[7],xmm0[7]
-; SSSE3-NEXT:    shlq $50, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm8
-; SSSE3-NEXT:    shlq $51, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm3
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm9
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm6
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm10
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm2
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm11
-; SSSE3-NEXT:    shlq $61, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm5
-; SSSE3-NEXT:    shlq $62, %rsi
-; SSSE3-NEXT:    sarq $63, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm12
-; SSSE3-NEXT:    shlq $63, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shlq $58, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm13
-; SSSE3-NEXT:    shlq $59, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm7
-; SSSE3-NEXT:    shlq $57, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm4
-; SSSE3-NEXT:    shrq $7, %rax
-; SSSE3-NEXT:    movd %eax, %xmm14
-; SSSE3-NEXT:    movswq 2(%rdi), %rsi
-; SSSE3-NEXT:    movq %rsi, %r8
-; SSSE3-NEXT:    movq %rsi, %r9
-; SSSE3-NEXT:    movq %rsi, %r10
-; SSSE3-NEXT:    movq %rsi, %r11
-; SSSE3-NEXT:    movq %rsi, %r14
-; SSSE3-NEXT:    movq %rsi, %r15
-; SSSE3-NEXT:    movq %rsi, %r12
-; SSSE3-NEXT:    movq %rsi, %r13
-; SSSE3-NEXT:    movq %rsi, %rbx
-; SSSE3-NEXT:    movq %rsi, %rax
-; SSSE3-NEXT:    movq %rsi, %rcx
-; SSSE3-NEXT:    movq %rsi, %rdx
-; SSSE3-NEXT:    movq %rsi, %rdi
-; SSSE3-NEXT:    movq %rsi, %rbp
-; SSSE3-NEXT:    shrq $15, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm1
-; SSSE3-NEXT:    movq %rsi, %rbp
-; SSSE3-NEXT:    movsbq %sil, %rsi
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3],xmm3[4],xmm8[4],xmm3[5],xmm8[5],xmm3[6],xmm8[6],xmm3[7],xmm8[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm15[0],xmm3[1],xmm15[1],xmm3[2],xmm15[2],xmm3[3],xmm15[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm9[0],xmm6[1],xmm9[1],xmm6[2],xmm9[2],xmm6[3],xmm9[3],xmm6[4],xmm9[4],xmm6[5],xmm9[5],xmm6[6],xmm9[6],xmm6[7],xmm9[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm10[0],xmm2[1],xmm10[1],xmm2[2],xmm10[2],xmm2[3],xmm10[3],xmm2[4],xmm10[4],xmm2[5],xmm10[5],xmm2[6],xmm10[6],xmm2[7],xmm10[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm11[0],xmm5[1],xmm11[1],xmm5[2],xmm11[2],xmm5[3],xmm11[3],xmm5[4],xmm11[4],xmm5[5],xmm11[5],xmm5[6],xmm11[6],xmm5[7],xmm11[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm12[0],xmm0[1],xmm12[1],xmm0[2],xmm12[2],xmm0[3],xmm12[3],xmm0[4],xmm12[4],xmm0[5],xmm12[5],xmm0[6],xmm12[6],xmm0[7],xmm12[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm7 = xmm7[0],xmm13[0],xmm7[1],xmm13[1],xmm7[2],xmm13[2],xmm7[3],xmm13[3],xmm7[4],xmm13[4],xmm7[5],xmm13[5],xmm7[6],xmm13[6],xmm7[7],xmm13[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm14[0],xmm4[1],xmm14[1],xmm4[2],xmm14[2],xmm4[3],xmm14[3],xmm4[4],xmm14[4],xmm4[5],xmm14[5],xmm4[6],xmm14[6],xmm4[7],xmm14[7]
-; SSSE3-NEXT:    shlq $49, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm3
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm4[0],xmm7[1],xmm4[1],xmm7[2],xmm4[2],xmm7[3],xmm4[3]
-; SSSE3-NEXT:    shlq $50, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm4
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm7[0],xmm0[1],xmm7[1]
-; SSSE3-NEXT:    shlq $51, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm5
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3],xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3],xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
-; SSSE3-NEXT:    shlq $61, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSSE3-NEXT:    shlq $62, %rax
-; SSSE3-NEXT:    sarq $63, %rax
-; SSSE3-NEXT:    movd %eax, %xmm6
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
-; SSSE3-NEXT:    shlq $63, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSSE3-NEXT:    shlq $58, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
-; SSSE3-NEXT:    shlq $59, %rdi
-; SSSE3-NEXT:    sarq $63, %rdi
-; SSSE3-NEXT:    movd %edi, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSSE3-NEXT:    shlq $57, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm2
-; SSSE3-NEXT:    shrq $7, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm5
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1],xmm2[2],xmm5[2],xmm2[3],xmm5[3],xmm2[4],xmm5[4],xmm2[5],xmm5[5],xmm2[6],xmm5[6],xmm2[7],xmm5[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
-; SSSE3-NEXT:    popq %rbx
-; SSSE3-NEXT:    popq %r12
-; SSSE3-NEXT:    popq %r13
-; SSSE3-NEXT:    popq %r14
-; SSSE3-NEXT:    popq %r15
-; SSSE3-NEXT:    popq %rbp
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_32i1_to_32i8:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movswq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm0
-; SSE41-NEXT:    movswq 2(%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_32i1_to_32i8:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm1[0,0,1,1,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqb %xmm2, %xmm0
+; SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[2,2,3,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqb %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_32i1_to_32i8:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    pushq %rbp
-; AVX1-NEXT:    pushq %r15
-; AVX1-NEXT:    pushq %r14
-; AVX1-NEXT:    pushq %r13
-; AVX1-NEXT:    pushq %r12
-; AVX1-NEXT:    pushq %rbx
-; AVX1-NEXT:    movslq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $47, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vmovd %ecx, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    movq %rax, %r11
-; AVX1-NEXT:    movq %rax, %r9
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $46, %rbp
-; AVX1-NEXT:    sarq $63, %rbp
-; AVX1-NEXT:    vpinsrb $1, %ebp, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $45, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrb $2, %r8d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    shlq $44, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrb $3, %edx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $43, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $42, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrb $5, %edi, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    shlq $41, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vpinsrb $6, %r13d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    shlq $40, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrb $7, %esi, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    shlq $39, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrb $8, %r10d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    shlq $38, %r11
-; AVX1-NEXT:    sarq $63, %r11
-; AVX1-NEXT:    vpinsrb $9, %r11d, %xmm0, %xmm0
-; AVX1-NEXT:    movsbq %al, %r11
-; AVX1-NEXT:    shlq $37, %r9
-; AVX1-NEXT:    sarq $63, %r9
-; AVX1-NEXT:    vpinsrb $10, %r9d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r9
-; AVX1-NEXT:    shlq $36, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrb $11, %ebx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    shlq $35, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrb $12, %r14d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    shlq $34, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrb $13, %r15d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    shlq $33, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrb $14, %r12d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    shrq $31, %rbp
-; AVX1-NEXT:    vpinsrb $15, %ebp, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm1
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movswq %ax, %rax
-; AVX1-NEXT:    shlq $62, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrb $1, %r8d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $2, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrb $3, %edi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $59, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vpinsrb $4, %r13d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $58, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrb $5, %esi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $57, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrb $6, %r10d, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $7, %r11d
-; AVX1-NEXT:    vpinsrb $7, %r11d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $55, %r9
-; AVX1-NEXT:    sarq $63, %r9
-; AVX1-NEXT:    vpinsrb $8, %r9d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $54, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrb $9, %ebx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $53, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrb $10, %r14d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $52, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrb $11, %r15d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $51, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrb $12, %r12d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $50, %rbp
-; AVX1-NEXT:    sarq $63, %rbp
-; AVX1-NEXT:    vpinsrb $13, %ebp, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $49, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrb $14, %edx, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $15, %eax
-; AVX1-NEXT:    vpinsrb $15, %eax, %xmm1, %xmm1
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,1,1,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[2,2,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
-; AVX1-NEXT:    popq %rbx
-; AVX1-NEXT:    popq %r12
-; AVX1-NEXT:    popq %r13
-; AVX1-NEXT:    popq %r14
-; AVX1-NEXT:    popq %r15
-; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_32i1_to_32i8:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    pushq %rbp
-; AVX2-NEXT:    pushq %r15
-; AVX2-NEXT:    pushq %r14
-; AVX2-NEXT:    pushq %r13
-; AVX2-NEXT:    pushq %r12
-; AVX2-NEXT:    pushq %rbx
-; AVX2-NEXT:    movslq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $47, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vmovd %ecx, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    movq %rax, %r11
-; AVX2-NEXT:    movq %rax, %r9
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $46, %rbp
-; AVX2-NEXT:    sarq $63, %rbp
-; AVX2-NEXT:    vpinsrb $1, %ebp, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $45, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrb $2, %r8d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    shlq $44, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrb $3, %edx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $43, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $42, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrb $5, %edi, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    shlq $41, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vpinsrb $6, %r13d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    shlq $40, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrb $7, %esi, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    shlq $39, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrb $8, %r10d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    shlq $38, %r11
-; AVX2-NEXT:    sarq $63, %r11
-; AVX2-NEXT:    vpinsrb $9, %r11d, %xmm0, %xmm0
-; AVX2-NEXT:    movsbq %al, %r11
-; AVX2-NEXT:    shlq $37, %r9
-; AVX2-NEXT:    sarq $63, %r9
-; AVX2-NEXT:    vpinsrb $10, %r9d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r9
-; AVX2-NEXT:    shlq $36, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrb $11, %ebx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    shlq $35, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrb $12, %r14d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    shlq $34, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrb $13, %r15d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    shlq $33, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrb $14, %r12d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    shrq $31, %rbp
-; AVX2-NEXT:    vpinsrb $15, %ebp, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm1
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movswq %ax, %rax
-; AVX2-NEXT:    shlq $62, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrb $1, %r8d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $2, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrb $3, %edi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $59, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vpinsrb $4, %r13d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $58, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrb $5, %esi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $57, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrb $6, %r10d, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $7, %r11d
-; AVX2-NEXT:    vpinsrb $7, %r11d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $55, %r9
-; AVX2-NEXT:    sarq $63, %r9
-; AVX2-NEXT:    vpinsrb $8, %r9d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $54, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrb $9, %ebx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $53, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrb $10, %r14d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $52, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrb $11, %r15d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $51, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrb $12, %r12d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $50, %rbp
-; AVX2-NEXT:    sarq $63, %rbp
-; AVX2-NEXT:    vpinsrb $13, %ebp, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $49, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrb $14, %edx, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $15, %eax
-; AVX2-NEXT:    vpinsrb $15, %eax, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
-; AVX2-NEXT:    popq %rbx
-; AVX2-NEXT:    popq %r12
-; AVX2-NEXT:    popq %r13
-; AVX2-NEXT:    popq %r14
-; AVX2-NEXT:    popq %r15
-; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19]
+; AVX2-NEXT:    vpbroadcastq {{.*#+}} ymm1 = [9241421688590303745,9241421688590303745,9241421688590303745,9241421688590303745]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqb %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_32i1_to_32i8:
@@ -4798,309 +2597,21 @@ define <32 x i8> @load_sext_32i1_to_32i8
 ; AVX512BW-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_32i1_to_32i8:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    pushl %ebp
-; X32-SSE2-NEXT:    pushl %ebx
-; X32-SSE2-NEXT:    pushl %edi
-; X32-SSE2-NEXT:    pushl %esi
-; X32-SSE2-NEXT:    subl $28, %esp
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movswl (%eax), %edx
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shrl $15, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shll $17, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm4
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    shll $18, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm1
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    shll $19, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm2
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    shll $20, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm5
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    shll $21, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm6
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shll $22, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    shll $23, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm3
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm0[0],xmm4[1],xmm0[1],xmm4[2],xmm0[2],xmm4[3],xmm0[3],xmm4[4],xmm0[4],xmm4[5],xmm0[5],xmm4[6],xmm0[6],xmm4[7],xmm0[7]
-; X32-SSE2-NEXT:    shll $28, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm0
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3],xmm2[4],xmm1[4],xmm2[5],xmm1[5],xmm2[6],xmm1[6],xmm2[7],xmm1[7]
-; X32-SSE2-NEXT:    shll $29, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm1
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    movsbl %dl, %edx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1],xmm6[2],xmm5[2],xmm6[3],xmm5[3],xmm6[4],xmm5[4],xmm6[5],xmm5[5],xmm6[6],xmm5[6],xmm6[7],xmm5[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm6[0],xmm3[1],xmm6[1],xmm3[2],xmm6[2],xmm3[3],xmm6[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    shll $30, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    shll $31, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $26, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm7
-; X32-SSE2-NEXT:    shll $27, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm2
-; X32-SSE2-NEXT:    shll $25, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm6
-; X32-SSE2-NEXT:    shrl $7, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm5
-; X32-SSE2-NEXT:    movswl 2(%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shrl $15, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm4
-; X32-SSE2-NEXT:    movdqu %xmm4, (%esp) # 16-byte Spill
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; X32-SSE2-NEXT:    shll $17, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm4
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm7[0],xmm2[1],xmm7[1],xmm2[2],xmm7[2],xmm2[3],xmm7[3],xmm2[4],xmm7[4],xmm2[5],xmm7[5],xmm2[6],xmm7[6],xmm2[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $18, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1],xmm6[2],xmm5[2],xmm6[3],xmm5[3],xmm6[4],xmm5[4],xmm6[5],xmm5[5],xmm6[6],xmm5[6],xmm6[7],xmm5[7]
-; X32-SSE2-NEXT:    shll $19, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm5
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; X32-SSE2-NEXT:    shll $20, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm6
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; X32-SSE2-NEXT:    shll $21, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm1
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm3[0]
-; X32-SSE2-NEXT:    shll $22, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm3
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    movdqu (%esp), %xmm2 # 16-byte Reload
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $23, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1],xmm5[2],xmm7[2],xmm5[3],xmm7[3],xmm5[4],xmm7[4],xmm5[5],xmm7[5],xmm5[6],xmm7[6],xmm5[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $28, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movsbl %al, %eax
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; X32-SSE2-NEXT:    shll $30, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1]
-; X32-SSE2-NEXT:    shll $31, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $26, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm5
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3],xmm1[4],xmm4[4],xmm1[5],xmm4[5],xmm1[6],xmm4[6],xmm1[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; X32-SSE2-NEXT:    shll $27, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1],xmm3[2],xmm5[2],xmm3[3],xmm5[3],xmm3[4],xmm5[4],xmm3[5],xmm5[5],xmm3[6],xmm5[6],xmm3[7],xmm5[7]
-; X32-SSE2-NEXT:    shll $25, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm4
-; X32-SSE2-NEXT:    shrl $7, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm5
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1],xmm4[2],xmm5[2],xmm4[3],xmm5[3],xmm4[4],xmm5[4],xmm4[5],xmm5[5],xmm4[6],xmm5[6],xmm4[7],xmm5[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
-; X32-SSE2-NEXT:    addl $28, %esp
-; X32-SSE2-NEXT:    popl %esi
-; X32-SSE2-NEXT:    popl %edi
-; X32-SSE2-NEXT:    popl %ebx
-; X32-SSE2-NEXT:    popl %ebp
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_32i1_to_32i8:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    pushl %esi
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movswl (%eax), %ecx
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $30, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movl %ecx, %esi
-; X32-SSE41-NEXT:    shll $31, %esi
-; X32-SSE41-NEXT:    sarl $31, %esi
-; X32-SSE41-NEXT:    movd %esi, %xmm0
-; X32-SSE41-NEXT:    pinsrb $1, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $29, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $2, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $28, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $3, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $27, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $4, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $26, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $5, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $25, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $6, %edx, %xmm0
-; X32-SSE41-NEXT:    movsbl %cl, %edx
-; X32-SSE41-NEXT:    shrl $7, %edx
-; X32-SSE41-NEXT:    pinsrb $7, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $23, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $8, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $22, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $9, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $21, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $10, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $20, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $11, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $19, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $12, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $18, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $13, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $17, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $14, %edx, %xmm0
-; X32-SSE41-NEXT:    shrl $15, %ecx
-; X32-SSE41-NEXT:    pinsrb $15, %ecx, %xmm0
-; X32-SSE41-NEXT:    movswl 2(%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    movsbl %al, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $23, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $22, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $21, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $20, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $19, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $18, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $17, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; X32-SSE41-NEXT:    popl %esi
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_32i1_to_32i8:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm1[0,0,1,1,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqb %xmm2, %xmm0
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[2,2,3,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqb %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <32 x i1>, <32 x i1>* %ptr
  %Y = sext <32 x i1> %X to <32 x i8>

Modified: llvm/trunk/test/CodeGen/X86/vector-sext.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-sext.ll?rev=362081&r1=362080&r2=362081&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-sext.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-sext.ll Thu May 30 03:25:20 2019
@@ -2026,193 +2026,32 @@ define <2 x i64> @load_sext_4i8_to_4i64_
 }
 
 define <8 x i16> @load_sext_8i1_to_8i16(<8 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_8i1_to_8i16:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movsbq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shrq $7, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $57, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $58, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $59, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $60, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $61, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    shlq $62, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    shlq $63, %rax
-; SSE2-NEXT:    sarq $63, %rax
-; SSE2-NEXT:    movd %eax, %xmm0
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_8i1_to_8i16:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movsbq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shrq $7, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $57, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $58, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $59, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $60, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $61, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    shlq $62, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    shlq $63, %rax
-; SSSE3-NEXT:    sarq $63, %rax
-; SSSE3-NEXT:    movd %eax, %xmm0
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_8i1_to_8i16:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movsbq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrw $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrw $6, %ecx, %xmm0
-; SSE41-NEXT:    shrl $7, %eax
-; SSE41-NEXT:    pinsrw $7, %eax, %xmm0
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_8i1_to_8i16:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; SSE-NEXT:    pand %xmm1, %xmm0
+; SSE-NEXT:    pcmpeqw %xmm1, %xmm0
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_8i1_to_8i16:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movsbq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrw $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $60, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $5, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $6, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $7, %eax
-; AVX1-NEXT:    vpinsrw $7, %eax, %xmm0, %xmm0
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqw %xmm1, %xmm0, %xmm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_8i1_to_8i16:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movsbq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrw $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $60, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $5, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $6, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $7, %eax
-; AVX2-NEXT:    vpinsrw $7, %eax, %xmm0, %xmm0
+; AVX2-NEXT:    vpbroadcastw (%rdi), %xmm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpcmpeqw %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_8i1_to_8i16:
@@ -2232,84 +2071,16 @@ define <8 x i16> @load_sext_8i1_to_8i16(
 ; AVX512BW-NEXT:    vzeroupper
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_8i1_to_8i16:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movsbl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $25, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $26, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $27, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $28, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $30, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    shll $31, %eax
-; X32-SSE2-NEXT:    sarl $31, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm0
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_8i1_to_8i16:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movsbl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm0
-; X32-SSE41-NEXT:    pinsrw $1, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $2, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $3, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $4, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $5, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrw $6, %ecx, %xmm0
-; X32-SSE41-NEXT:    shrl $7, %eax
-; X32-SSE41-NEXT:    pinsrw $7, %eax, %xmm0
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_8i1_to_8i16:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm1, %xmm0
+; X32-SSE-NEXT:    pcmpeqw %xmm1, %xmm0
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <8 x i1>, <8 x i1>* %ptr
  %Y = sext <8 x i1> %X to <8 x i16>
@@ -2466,208 +2237,41 @@ entry:
 }
 
 define <8 x i32> @load_sext_8i1_to_8i32(<8 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_8i1_to_8i32:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movzbl (%rdi), %eax
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $7, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $6, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $5, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $4, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $3, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $2, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shrl %eax
-; SSE2-NEXT:    andl $1, %eax
-; SSE2-NEXT:    movd %eax, %xmm3
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; SSE2-NEXT:    pslld $31, %xmm0
-; SSE2-NEXT:    psrad $31, %xmm0
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    pslld $31, %xmm1
-; SSE2-NEXT:    psrad $31, %xmm1
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_8i1_to_8i32:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movzbl (%rdi), %eax
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $7, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $6, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $5, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $4, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $3, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $2, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shrl %eax
-; SSSE3-NEXT:    andl $1, %eax
-; SSSE3-NEXT:    movd %eax, %xmm3
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; SSSE3-NEXT:    pslld $31, %xmm0
-; SSSE3-NEXT:    psrad $31, %xmm0
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    pslld $31, %xmm1
-; SSSE3-NEXT:    psrad $31, %xmm1
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_8i1_to_8i32:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movzbl (%rdi), %eax
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    movl %eax, %edx
-; SSE41-NEXT:    andl $1, %edx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrw $1, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $2, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $2, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $3, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $3, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $4, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $4, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $5, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $5, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $6, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrw $6, %ecx, %xmm1
-; SSE41-NEXT:    shrl $7, %eax
-; SSE41-NEXT:    pinsrw $7, %eax, %xmm1
-; SSE41-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
-; SSE41-NEXT:    pslld $31, %xmm0
-; SSE41-NEXT:    psrad $31, %xmm0
-; SSE41-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE41-NEXT:    pslld $31, %xmm1
-; SSE41-NEXT:    psrad $31, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_8i1_to_8i32:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8]
+; SSE-NEXT:    movdqa %xmm1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqd %xmm2, %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [16,32,64,128]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqd %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_8i1_to_8i32:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movsbq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $59, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrd $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrd $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shrq $7, %rcx
-; AVX1-NEXT:    vpinsrd $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm1
-; AVX1-NEXT:    vpinsrd $1, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrd $2, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rax
-; AVX1-NEXT:    sarq $63, %rax
-; AVX1-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm1
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqd %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_8i1_to_8i32:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movsbq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $59, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrd $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrd $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shrq $7, %rcx
-; AVX2-NEXT:    vpinsrd $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm1
-; AVX2-NEXT:    vpinsrd $1, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrd $2, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rax
-; AVX2-NEXT:    sarq $63, %rax
-; AVX2-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpbroadcastd (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,2,4,8,16,32,64,128]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512-LABEL: load_sext_8i1_to_8i32:
@@ -2677,93 +2281,19 @@ define <8 x i32> @load_sext_8i1_to_8i32(
 ; AVX512-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_8i1_to_8i32:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movzbl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $6, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $5, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $4, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $3, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $2, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    shrl %eax
-; X32-SSE2-NEXT:    andl $1, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
-; X32-SSE2-NEXT:    pslld $31, %xmm0
-; X32-SSE2-NEXT:    psrad $31, %xmm0
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; X32-SSE2-NEXT:    pslld $31, %xmm1
-; X32-SSE2-NEXT:    psrad $31, %xmm1
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_8i1_to_8i32:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movzbl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    andl $1, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrw $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $2, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $3, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $4, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $5, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $6, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrw $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $7, %eax
-; X32-SSE41-NEXT:    pinsrw $7, %eax, %xmm1
-; X32-SSE41-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
-; X32-SSE41-NEXT:    pslld $31, %xmm0
-; X32-SSE41-NEXT:    psrad $31, %xmm0
-; X32-SSE41-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE41-NEXT:    pslld $31, %xmm1
-; X32-SSE41-NEXT:    psrad $31, %xmm1
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_8i1_to_8i32:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8]
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqd %xmm2, %xmm0
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqd %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <8 x i1>, <8 x i1>* %ptr
  %Y = sext <8 x i1> %X to <8 x i32>
@@ -2840,388 +2370,50 @@ entry:
 define <16 x i8> @load_sext_16i1_to_16i8(<16 x i1> *%ptr) nounwind readnone {
 ; SSE2-LABEL: load_sext_16i1_to_16i8:
 ; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    pushq %rbp
-; SSE2-NEXT:    pushq %r15
-; SSE2-NEXT:    pushq %r14
-; SSE2-NEXT:    pushq %r13
-; SSE2-NEXT:    pushq %r12
-; SSE2-NEXT:    pushq %rbx
-; SSE2-NEXT:    movswq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %r8
-; SSE2-NEXT:    movq %rax, %r9
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movq %rax, %r11
-; SSE2-NEXT:    movq %rax, %r14
-; SSE2-NEXT:    movq %rax, %r15
-; SSE2-NEXT:    movq %rax, %r12
-; SSE2-NEXT:    movq %rax, %r13
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    movq %rax, %rdx
-; SSE2-NEXT:    movq %rax, %rsi
-; SSE2-NEXT:    movq %rax, %rdi
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    shrq $15, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm0
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    movsbq %al, %rax
-; SSE2-NEXT:    shlq $49, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm1
-; SSE2-NEXT:    shlq $50, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm2
-; SSE2-NEXT:    shlq $51, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm3
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSE2-NEXT:    shlq $61, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm2
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSE2-NEXT:    shlq $62, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm5
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; SSE2-NEXT:    shlq $63, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3],xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
-; SSE2-NEXT:    shlq $58, %rsi
-; SSE2-NEXT:    sarq $63, %rsi
-; SSE2-NEXT:    movd %esi, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3],xmm0[4],xmm5[4],xmm0[5],xmm5[5],xmm0[6],xmm5[6],xmm0[7],xmm5[7]
-; SSE2-NEXT:    shlq $59, %rdi
-; SSE2-NEXT:    sarq $63, %rdi
-; SSE2-NEXT:    movd %edi, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3],xmm4[4],xmm3[4],xmm4[5],xmm3[5],xmm4[6],xmm3[6],xmm4[7],xmm3[7]
-; SSE2-NEXT:    shlq $57, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm2
-; SSE2-NEXT:    shrq $7, %rax
-; SSE2-NEXT:    movd %eax, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSE2-NEXT:    popq %rbx
-; SSE2-NEXT:    popq %r12
-; SSE2-NEXT:    popq %r13
-; SSE2-NEXT:    popq %r14
-; SSE2-NEXT:    popq %r15
-; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,1,1,4,5,6,7]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE2-NEXT:    pand %xmm1, %xmm0
+; SSE2-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSE2-NEXT:    retq
 ;
 ; SSSE3-LABEL: load_sext_16i1_to_16i8:
 ; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    pushq %rbp
-; SSSE3-NEXT:    pushq %r15
-; SSSE3-NEXT:    pushq %r14
-; SSSE3-NEXT:    pushq %r13
-; SSSE3-NEXT:    pushq %r12
-; SSSE3-NEXT:    pushq %rbx
-; SSSE3-NEXT:    movswq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %r8
-; SSSE3-NEXT:    movq %rax, %r9
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movq %rax, %r11
-; SSSE3-NEXT:    movq %rax, %r14
-; SSSE3-NEXT:    movq %rax, %r15
-; SSSE3-NEXT:    movq %rax, %r12
-; SSSE3-NEXT:    movq %rax, %r13
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    movq %rax, %rdx
-; SSSE3-NEXT:    movq %rax, %rsi
-; SSSE3-NEXT:    movq %rax, %rdi
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    shrq $15, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm0
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    movsbq %al, %rax
-; SSSE3-NEXT:    shlq $49, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm1
-; SSSE3-NEXT:    shlq $50, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm2
-; SSSE3-NEXT:    shlq $51, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm3
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSSE3-NEXT:    shlq $61, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm2
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
-; SSSE3-NEXT:    shlq $62, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm5
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; SSSE3-NEXT:    shlq $63, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3],xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
-; SSSE3-NEXT:    shlq $58, %rsi
-; SSSE3-NEXT:    sarq $63, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3],xmm0[4],xmm5[4],xmm0[5],xmm5[5],xmm0[6],xmm5[6],xmm0[7],xmm5[7]
-; SSSE3-NEXT:    shlq $59, %rdi
-; SSSE3-NEXT:    sarq $63, %rdi
-; SSSE3-NEXT:    movd %edi, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3],xmm4[4],xmm3[4],xmm4[5],xmm3[5],xmm4[6],xmm3[6],xmm4[7],xmm3[7]
-; SSSE3-NEXT:    shlq $57, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm2
-; SSSE3-NEXT:    shrq $7, %rax
-; SSSE3-NEXT:    movd %eax, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
-; SSSE3-NEXT:    popq %rbx
-; SSSE3-NEXT:    popq %r12
-; SSSE3-NEXT:    popq %r13
-; SSSE3-NEXT:    popq %r14
-; SSSE3-NEXT:    popq %r15
-; SSSE3-NEXT:    popq %rbp
+; SSSE3-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSSE3-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; SSSE3-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSSE3-NEXT:    pand %xmm1, %xmm0
+; SSSE3-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSSE3-NEXT:    retq
 ;
 ; SSE41-LABEL: load_sext_16i1_to_16i8:
 ; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movswq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm0
+; SSE41-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE41-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; SSE41-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE41-NEXT:    pand %xmm1, %xmm0
+; SSE41-NEXT:    pcmpeqb %xmm1, %xmm0
 ; SSE41-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_16i1_to_16i8:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    movswq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $62, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm0
-; AVX1-NEXT:    vpinsrb $1, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $2, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $60, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $3, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $58, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $5, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $57, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $6, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movsbq %al, %rcx
-; AVX1-NEXT:    shrl $7, %ecx
-; AVX1-NEXT:    vpinsrb $7, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $55, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $8, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $54, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $9, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $53, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $10, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $52, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $11, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $51, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $12, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $50, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $13, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $49, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $14, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $15, %eax
-; AVX1-NEXT:    vpinsrb $15, %eax, %xmm0, %xmm0
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; AVX1-NEXT:    vmovddup {{.*#+}} xmm1 = [-1.7939930131212661E-307,-1.7939930131212661E-307]
+; AVX1-NEXT:    # xmm1 = mem[0,0]
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqb %xmm1, %xmm0, %xmm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_16i1_to_16i8:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    movswq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $62, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm0
-; AVX2-NEXT:    vpinsrb $1, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $2, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $60, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $3, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $58, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $5, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $57, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $6, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movsbq %al, %rcx
-; AVX2-NEXT:    shrl $7, %ecx
-; AVX2-NEXT:    vpinsrb $7, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $55, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $8, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $54, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $9, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $53, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $10, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $52, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $11, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $51, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $12, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $50, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $13, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $49, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $14, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $15, %eax
-; AVX2-NEXT:    vpinsrb $15, %eax, %xmm0, %xmm0
+; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; AVX2-NEXT:    vpbroadcastq {{.*#+}} xmm1 = [9241421688590303745,9241421688590303745]
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpcmpeqb %xmm1, %xmm0, %xmm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_16i1_to_16i8:
@@ -3242,160 +2434,24 @@ define <16 x i8> @load_sext_16i1_to_16i8
 ;
 ; X32-SSE2-LABEL: load_sext_16i1_to_16i8:
 ; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    pushl %ebp
-; X32-SSE2-NEXT:    pushl %ebx
-; X32-SSE2-NEXT:    pushl %edi
-; X32-SSE2-NEXT:    pushl %esi
 ; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movswl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shrl $15, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shll $17, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    shll $18, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm1
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    shll $19, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shll $20, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    shll $21, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm6
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    shll $22, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shll $23, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm5
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $28, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movsbl %al, %eax
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm4[0],xmm6[1],xmm4[1],xmm6[2],xmm4[2],xmm6[3],xmm4[3],xmm6[4],xmm4[4],xmm6[5],xmm4[5],xmm6[6],xmm4[6],xmm6[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1],xmm5[2],xmm7[2],xmm5[3],xmm7[3],xmm5[4],xmm7[4],xmm5[5],xmm7[5],xmm5[6],xmm7[6],xmm5[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm6[0],xmm5[1],xmm6[1],xmm5[2],xmm6[2],xmm5[3],xmm6[3]
-; X32-SSE2-NEXT:    shll $30, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1]
-; X32-SSE2-NEXT:    shll $31, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $26, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; X32-SSE2-NEXT:    shll $27, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3],xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $25, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm1
-; X32-SSE2-NEXT:    shrl $7, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm5[0]
-; X32-SSE2-NEXT:    popl %esi
-; X32-SSE2-NEXT:    popl %edi
-; X32-SSE2-NEXT:    popl %ebx
-; X32-SSE2-NEXT:    popl %ebp
+; X32-SSE2-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE2-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,1,1,4,5,6,7]
+; X32-SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; X32-SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE2-NEXT:    pand %xmm1, %xmm0
+; X32-SSE2-NEXT:    pcmpeqb %xmm1, %xmm0
 ; X32-SSE2-NEXT:    retl
 ;
 ; X32-SSE41-LABEL: load_sext_16i1_to_16i8:
 ; X32-SSE41:       # %bb.0: # %entry
 ; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movswl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm0
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; X32-SSE41-NEXT:    movsbl %al, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $23, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $22, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $21, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $20, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $19, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $18, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $17, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm0
+; X32-SSE41-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE41-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
+; X32-SSE41-NEXT:    movdqa {{.*#+}} xmm1 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE41-NEXT:    pand %xmm1, %xmm0
+; X32-SSE41-NEXT:    pcmpeqb %xmm1, %xmm0
 ; X32-SSE41-NEXT:    retl
 entry:
  %X = load <16 x i1>, <16 x i1>* %ptr
@@ -3404,442 +2460,43 @@ entry:
 }
 
 define <16 x i16> @load_sext_16i1_to_16i16(<16 x i1> *%ptr) {
-; SSE2-LABEL: load_sext_16i1_to_16i16:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    movzwl (%rdi), %eax
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $15, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $14, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $13, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $12, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $11, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $10, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $9, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $8, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $7, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $6, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $5, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $4, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $3, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    shrl $2, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSE2-NEXT:    movl %eax, %ecx
-; SSE2-NEXT:    andl $1, %ecx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shrl %eax
-; SSE2-NEXT:    andl $1, %eax
-; SSE2-NEXT:    movd %eax, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; SSE2-NEXT:    psllw $15, %xmm0
-; SSE2-NEXT:    psraw $15, %xmm0
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSE2-NEXT:    psllw $15, %xmm1
-; SSE2-NEXT:    psraw $15, %xmm1
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_16i1_to_16i16:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    movzwl (%rdi), %eax
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $15, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $14, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $13, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $12, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $11, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $10, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $9, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $8, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $7, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $6, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $5, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $4, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $3, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    shrl $2, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; SSSE3-NEXT:    movl %eax, %ecx
-; SSSE3-NEXT:    andl $1, %ecx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shrl %eax
-; SSSE3-NEXT:    andl $1, %eax
-; SSSE3-NEXT:    movd %eax, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; SSSE3-NEXT:    psllw $15, %xmm0
-; SSSE3-NEXT:    psraw $15, %xmm0
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; SSSE3-NEXT:    psllw $15, %xmm1
-; SSSE3-NEXT:    psraw $15, %xmm1
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_16i1_to_16i16:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movzwl (%rdi), %eax
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    movl %eax, %edx
-; SSE41-NEXT:    andl $1, %edx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $2, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $3, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $4, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $5, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $6, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $8, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $9, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $10, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $11, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $12, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $13, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; SSE41-NEXT:    movl %eax, %ecx
-; SSE41-NEXT:    shrl $14, %ecx
-; SSE41-NEXT:    andl $1, %ecx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; SSE41-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
-; SSE41-NEXT:    psllw $15, %xmm0
-; SSE41-NEXT:    psraw $15, %xmm0
-; SSE41-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
-; SSE41-NEXT:    psllw $15, %xmm1
-; SSE41-NEXT:    psraw $15, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_16i1_to_16i16:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128]
+; SSE-NEXT:    movdqa %xmm1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqw %xmm2, %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [256,512,1024,2048,4096,8192,16384,32768]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqw %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_16i1_to_16i16:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    pushq %rbp
-; AVX1-NEXT:    .cfi_def_cfa_offset 16
-; AVX1-NEXT:    pushq %r15
-; AVX1-NEXT:    .cfi_def_cfa_offset 24
-; AVX1-NEXT:    pushq %r14
-; AVX1-NEXT:    .cfi_def_cfa_offset 32
-; AVX1-NEXT:    pushq %r13
-; AVX1-NEXT:    .cfi_def_cfa_offset 40
-; AVX1-NEXT:    pushq %r12
-; AVX1-NEXT:    .cfi_def_cfa_offset 48
-; AVX1-NEXT:    pushq %rbx
-; AVX1-NEXT:    .cfi_def_cfa_offset 56
-; AVX1-NEXT:    .cfi_offset %rbx, -56
-; AVX1-NEXT:    .cfi_offset %r12, -48
-; AVX1-NEXT:    .cfi_offset %r13, -40
-; AVX1-NEXT:    .cfi_offset %r14, -32
-; AVX1-NEXT:    .cfi_offset %r15, -24
-; AVX1-NEXT:    .cfi_offset %rbp, -16
-; AVX1-NEXT:    movswq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $55, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vmovd %ecx, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    movq %rax, %r11
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    movl %eax, %r9d
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    movsbq %al, %rbp
-; AVX1-NEXT:    shlq $54, %rax
-; AVX1-NEXT:    sarq $63, %rax
-; AVX1-NEXT:    vpinsrw $1, %eax, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $53, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrw $2, %r8d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $52, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrw $3, %r10d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $51, %r11
-; AVX1-NEXT:    sarq $63, %r11
-; AVX1-NEXT:    vpinsrw $4, %r11d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $50, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrw $5, %r14d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $49, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrw $6, %r15d, %xmm0, %xmm0
-; AVX1-NEXT:    shrl $15, %r9d
-; AVX1-NEXT:    vpinsrw $7, %r9d, %xmm0, %xmm0
-; AVX1-NEXT:    shlq $63, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vmovd %r13d, %xmm1
-; AVX1-NEXT:    shlq $62, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrw $1, %r12d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $61, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrw $2, %ebx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrw $3, %edi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $59, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrw $4, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $58, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrw $5, %edx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $57, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrw $6, %esi, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $7, %ebp
-; AVX1-NEXT:    vpinsrw $7, %ebp, %xmm1, %xmm1
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
-; AVX1-NEXT:    popq %rbx
-; AVX1-NEXT:    .cfi_def_cfa_offset 48
-; AVX1-NEXT:    popq %r12
-; AVX1-NEXT:    .cfi_def_cfa_offset 40
-; AVX1-NEXT:    popq %r13
-; AVX1-NEXT:    .cfi_def_cfa_offset 32
-; AVX1-NEXT:    popq %r14
-; AVX1-NEXT:    .cfi_def_cfa_offset 24
-; AVX1-NEXT:    popq %r15
-; AVX1-NEXT:    .cfi_def_cfa_offset 16
-; AVX1-NEXT:    popq %rbp
-; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_16i1_to_16i16:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    pushq %rbp
-; AVX2-NEXT:    .cfi_def_cfa_offset 16
-; AVX2-NEXT:    pushq %r15
-; AVX2-NEXT:    .cfi_def_cfa_offset 24
-; AVX2-NEXT:    pushq %r14
-; AVX2-NEXT:    .cfi_def_cfa_offset 32
-; AVX2-NEXT:    pushq %r13
-; AVX2-NEXT:    .cfi_def_cfa_offset 40
-; AVX2-NEXT:    pushq %r12
-; AVX2-NEXT:    .cfi_def_cfa_offset 48
-; AVX2-NEXT:    pushq %rbx
-; AVX2-NEXT:    .cfi_def_cfa_offset 56
-; AVX2-NEXT:    .cfi_offset %rbx, -56
-; AVX2-NEXT:    .cfi_offset %r12, -48
-; AVX2-NEXT:    .cfi_offset %r13, -40
-; AVX2-NEXT:    .cfi_offset %r14, -32
-; AVX2-NEXT:    .cfi_offset %r15, -24
-; AVX2-NEXT:    .cfi_offset %rbp, -16
-; AVX2-NEXT:    movswq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $55, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vmovd %ecx, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    movq %rax, %r11
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    movl %eax, %r9d
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    movsbq %al, %rbp
-; AVX2-NEXT:    shlq $54, %rax
-; AVX2-NEXT:    sarq $63, %rax
-; AVX2-NEXT:    vpinsrw $1, %eax, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $53, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrw $2, %r8d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $52, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrw $3, %r10d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $51, %r11
-; AVX2-NEXT:    sarq $63, %r11
-; AVX2-NEXT:    vpinsrw $4, %r11d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $50, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrw $5, %r14d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $49, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrw $6, %r15d, %xmm0, %xmm0
-; AVX2-NEXT:    shrl $15, %r9d
-; AVX2-NEXT:    vpinsrw $7, %r9d, %xmm0, %xmm0
-; AVX2-NEXT:    shlq $63, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vmovd %r13d, %xmm1
-; AVX2-NEXT:    shlq $62, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrw $1, %r12d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $61, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrw $2, %ebx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrw $3, %edi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $59, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrw $4, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $58, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrw $5, %edx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $57, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrw $6, %esi, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $7, %ebp
-; AVX2-NEXT:    vpinsrw $7, %ebp, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
-; AVX2-NEXT:    popq %rbx
-; AVX2-NEXT:    .cfi_def_cfa_offset 48
-; AVX2-NEXT:    popq %r12
-; AVX2-NEXT:    .cfi_def_cfa_offset 40
-; AVX2-NEXT:    popq %r13
-; AVX2-NEXT:    .cfi_def_cfa_offset 32
-; AVX2-NEXT:    popq %r14
-; AVX2-NEXT:    .cfi_def_cfa_offset 24
-; AVX2-NEXT:    popq %r15
-; AVX2-NEXT:    .cfi_def_cfa_offset 16
-; AVX2-NEXT:    popq %rbp
-; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    vpbroadcastw (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384,32768]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqw %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_16i1_to_16i16:
@@ -3856,165 +2513,20 @@ define <16 x i16> @load_sext_16i1_to_16i
 ; AVX512BW-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_16i1_to_16i16:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movzwl (%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $15, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $14, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $13, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $12, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $11, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $10, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $9, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $8, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $7, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $6, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $5, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $4, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $3, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    shrl $2, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    andl $1, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    shrl %eax
-; X32-SSE2-NEXT:    andl $1, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm4
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
-; X32-SSE2-NEXT:    psllw $15, %xmm0
-; X32-SSE2-NEXT:    psraw $15, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    psllw $15, %xmm1
-; X32-SSE2-NEXT:    psraw $15, %xmm1
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_16i1_to_16i16:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movzwl (%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    andl $1, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $2, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $3, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $4, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $5, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $6, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $8, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $9, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $10, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $11, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $12, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $13, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shrl $14, %ecx
-; X32-SSE41-NEXT:    andl $1, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; X32-SSE41-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
-; X32-SSE41-NEXT:    psllw $15, %xmm0
-; X32-SSE41-NEXT:    psraw $15, %xmm0
-; X32-SSE41-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm0[8],xmm1[9],xmm0[9],xmm1[10],xmm0[10],xmm1[11],xmm0[11],xmm1[12],xmm0[12],xmm1[13],xmm0[13],xmm1[14],xmm0[14],xmm1[15],xmm0[15]
-; X32-SSE41-NEXT:    psllw $15, %xmm1
-; X32-SSE41-NEXT:    psraw $15, %xmm1
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_16i1_to_16i16:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,0,2,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,0,0,0]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    movdqa %xmm1, %xmm0
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqw %xmm2, %xmm0
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [256,512,1024,2048,4096,8192,16384,32768]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqw %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <16 x i1>, <16 x i1>* %ptr
  %Y = sext <16 x i1> %X to <16 x i16>
@@ -4022,762 +2534,49 @@ entry:
 }
 
 define <32 x i8> @load_sext_32i1_to_32i8(<32 x i1> *%ptr) nounwind readnone {
-; SSE2-LABEL: load_sext_32i1_to_32i8:
-; SSE2:       # %bb.0: # %entry
-; SSE2-NEXT:    pushq %rbp
-; SSE2-NEXT:    pushq %r15
-; SSE2-NEXT:    pushq %r14
-; SSE2-NEXT:    pushq %r13
-; SSE2-NEXT:    pushq %r12
-; SSE2-NEXT:    pushq %rbx
-; SSE2-NEXT:    movswq (%rdi), %rax
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movq %rax, %r8
-; SSE2-NEXT:    movq %rax, %r9
-; SSE2-NEXT:    movq %rax, %r11
-; SSE2-NEXT:    movq %rax, %r14
-; SSE2-NEXT:    movq %rax, %r15
-; SSE2-NEXT:    movq %rax, %r12
-; SSE2-NEXT:    movq %rax, %r13
-; SSE2-NEXT:    movq %rax, %rdx
-; SSE2-NEXT:    movq %rax, %rsi
-; SSE2-NEXT:    movq %rax, %rcx
-; SSE2-NEXT:    movq %rax, %rbp
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    shrq $15, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm0
-; SSE2-NEXT:    movq %rax, %rbx
-; SSE2-NEXT:    shlq $49, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm15
-; SSE2-NEXT:    movq %rax, %r10
-; SSE2-NEXT:    movsbq %al, %rax
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3],xmm15[4],xmm0[4],xmm15[5],xmm0[5],xmm15[6],xmm0[6],xmm15[7],xmm0[7]
-; SSE2-NEXT:    shlq $50, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm8
-; SSE2-NEXT:    shlq $51, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm3
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm9
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm6
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm10
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm2
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm11
-; SSE2-NEXT:    shlq $61, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm5
-; SSE2-NEXT:    shlq $62, %rsi
-; SSE2-NEXT:    sarq $63, %rsi
-; SSE2-NEXT:    movd %esi, %xmm12
-; SSE2-NEXT:    shlq $63, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm0
-; SSE2-NEXT:    shlq $58, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm13
-; SSE2-NEXT:    shlq $59, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm7
-; SSE2-NEXT:    shlq $57, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm4
-; SSE2-NEXT:    shrq $7, %rax
-; SSE2-NEXT:    movd %eax, %xmm14
-; SSE2-NEXT:    movswq 2(%rdi), %rsi
-; SSE2-NEXT:    movq %rsi, %r8
-; SSE2-NEXT:    movq %rsi, %r9
-; SSE2-NEXT:    movq %rsi, %r10
-; SSE2-NEXT:    movq %rsi, %r11
-; SSE2-NEXT:    movq %rsi, %r14
-; SSE2-NEXT:    movq %rsi, %r15
-; SSE2-NEXT:    movq %rsi, %r12
-; SSE2-NEXT:    movq %rsi, %r13
-; SSE2-NEXT:    movq %rsi, %rbx
-; SSE2-NEXT:    movq %rsi, %rax
-; SSE2-NEXT:    movq %rsi, %rcx
-; SSE2-NEXT:    movq %rsi, %rdx
-; SSE2-NEXT:    movq %rsi, %rdi
-; SSE2-NEXT:    movq %rsi, %rbp
-; SSE2-NEXT:    shrq $15, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm1
-; SSE2-NEXT:    movq %rsi, %rbp
-; SSE2-NEXT:    movsbq %sil, %rsi
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3],xmm3[4],xmm8[4],xmm3[5],xmm8[5],xmm3[6],xmm8[6],xmm3[7],xmm8[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm15[0],xmm3[1],xmm15[1],xmm3[2],xmm15[2],xmm3[3],xmm15[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm9[0],xmm6[1],xmm9[1],xmm6[2],xmm9[2],xmm6[3],xmm9[3],xmm6[4],xmm9[4],xmm6[5],xmm9[5],xmm6[6],xmm9[6],xmm6[7],xmm9[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm10[0],xmm2[1],xmm10[1],xmm2[2],xmm10[2],xmm2[3],xmm10[3],xmm2[4],xmm10[4],xmm2[5],xmm10[5],xmm2[6],xmm10[6],xmm2[7],xmm10[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm11[0],xmm5[1],xmm11[1],xmm5[2],xmm11[2],xmm5[3],xmm11[3],xmm5[4],xmm11[4],xmm5[5],xmm11[5],xmm5[6],xmm11[6],xmm5[7],xmm11[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm12[0],xmm0[1],xmm12[1],xmm0[2],xmm12[2],xmm0[3],xmm12[3],xmm0[4],xmm12[4],xmm0[5],xmm12[5],xmm0[6],xmm12[6],xmm0[7],xmm12[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm7 = xmm7[0],xmm13[0],xmm7[1],xmm13[1],xmm7[2],xmm13[2],xmm7[3],xmm13[3],xmm7[4],xmm13[4],xmm7[5],xmm13[5],xmm7[6],xmm13[6],xmm7[7],xmm13[7]
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm14[0],xmm4[1],xmm14[1],xmm4[2],xmm14[2],xmm4[3],xmm14[3],xmm4[4],xmm14[4],xmm4[5],xmm14[5],xmm4[6],xmm14[6],xmm4[7],xmm14[7]
-; SSE2-NEXT:    shlq $49, %r8
-; SSE2-NEXT:    sarq $63, %r8
-; SSE2-NEXT:    movd %r8d, %xmm3
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm4[0],xmm7[1],xmm4[1],xmm7[2],xmm4[2],xmm7[3],xmm4[3]
-; SSE2-NEXT:    shlq $50, %r9
-; SSE2-NEXT:    sarq $63, %r9
-; SSE2-NEXT:    movd %r9d, %xmm4
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm7[0],xmm0[1],xmm7[1]
-; SSE2-NEXT:    shlq $51, %r10
-; SSE2-NEXT:    sarq $63, %r10
-; SSE2-NEXT:    movd %r10d, %xmm5
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; SSE2-NEXT:    shlq $52, %r11
-; SSE2-NEXT:    sarq $63, %r11
-; SSE2-NEXT:    movd %r11d, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; SSE2-NEXT:    shlq $53, %r14
-; SSE2-NEXT:    sarq $63, %r14
-; SSE2-NEXT:    movd %r14d, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3],xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
-; SSE2-NEXT:    shlq $54, %r15
-; SSE2-NEXT:    sarq $63, %r15
-; SSE2-NEXT:    movd %r15d, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
-; SSE2-NEXT:    shlq $55, %r12
-; SSE2-NEXT:    sarq $63, %r12
-; SSE2-NEXT:    movd %r12d, %xmm3
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSE2-NEXT:    shlq $60, %r13
-; SSE2-NEXT:    sarq $63, %r13
-; SSE2-NEXT:    movd %r13d, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3],xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
-; SSE2-NEXT:    shlq $61, %rbx
-; SSE2-NEXT:    sarq $63, %rbx
-; SSE2-NEXT:    movd %ebx, %xmm4
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSE2-NEXT:    shlq $62, %rax
-; SSE2-NEXT:    sarq $63, %rax
-; SSE2-NEXT:    movd %eax, %xmm6
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
-; SSE2-NEXT:    shlq $63, %rcx
-; SSE2-NEXT:    sarq $63, %rcx
-; SSE2-NEXT:    movd %ecx, %xmm1
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSE2-NEXT:    shlq $58, %rdx
-; SSE2-NEXT:    sarq $63, %rdx
-; SSE2-NEXT:    movd %edx, %xmm2
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
-; SSE2-NEXT:    shlq $59, %rdi
-; SSE2-NEXT:    sarq $63, %rdi
-; SSE2-NEXT:    movd %edi, %xmm4
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSE2-NEXT:    shlq $57, %rbp
-; SSE2-NEXT:    sarq $63, %rbp
-; SSE2-NEXT:    movd %ebp, %xmm2
-; SSE2-NEXT:    shrq $7, %rsi
-; SSE2-NEXT:    movd %esi, %xmm5
-; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1],xmm2[2],xmm5[2],xmm2[3],xmm5[3],xmm2[4],xmm5[4],xmm2[5],xmm5[5],xmm2[6],xmm5[6],xmm2[7],xmm5[7]
-; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
-; SSE2-NEXT:    popq %rbx
-; SSE2-NEXT:    popq %r12
-; SSE2-NEXT:    popq %r13
-; SSE2-NEXT:    popq %r14
-; SSE2-NEXT:    popq %r15
-; SSE2-NEXT:    popq %rbp
-; SSE2-NEXT:    retq
-;
-; SSSE3-LABEL: load_sext_32i1_to_32i8:
-; SSSE3:       # %bb.0: # %entry
-; SSSE3-NEXT:    pushq %rbp
-; SSSE3-NEXT:    pushq %r15
-; SSSE3-NEXT:    pushq %r14
-; SSSE3-NEXT:    pushq %r13
-; SSSE3-NEXT:    pushq %r12
-; SSSE3-NEXT:    pushq %rbx
-; SSSE3-NEXT:    movswq (%rdi), %rax
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movq %rax, %r8
-; SSSE3-NEXT:    movq %rax, %r9
-; SSSE3-NEXT:    movq %rax, %r11
-; SSSE3-NEXT:    movq %rax, %r14
-; SSSE3-NEXT:    movq %rax, %r15
-; SSSE3-NEXT:    movq %rax, %r12
-; SSSE3-NEXT:    movq %rax, %r13
-; SSSE3-NEXT:    movq %rax, %rdx
-; SSSE3-NEXT:    movq %rax, %rsi
-; SSSE3-NEXT:    movq %rax, %rcx
-; SSSE3-NEXT:    movq %rax, %rbp
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    shrq $15, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm0
-; SSSE3-NEXT:    movq %rax, %rbx
-; SSSE3-NEXT:    shlq $49, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm15
-; SSSE3-NEXT:    movq %rax, %r10
-; SSSE3-NEXT:    movsbq %al, %rax
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3],xmm15[4],xmm0[4],xmm15[5],xmm0[5],xmm15[6],xmm0[6],xmm15[7],xmm0[7]
-; SSSE3-NEXT:    shlq $50, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm8
-; SSSE3-NEXT:    shlq $51, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm3
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm9
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm6
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm10
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm2
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm11
-; SSSE3-NEXT:    shlq $61, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm5
-; SSSE3-NEXT:    shlq $62, %rsi
-; SSSE3-NEXT:    sarq $63, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm12
-; SSSE3-NEXT:    shlq $63, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm0
-; SSSE3-NEXT:    shlq $58, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm13
-; SSSE3-NEXT:    shlq $59, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm7
-; SSSE3-NEXT:    shlq $57, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm4
-; SSSE3-NEXT:    shrq $7, %rax
-; SSSE3-NEXT:    movd %eax, %xmm14
-; SSSE3-NEXT:    movswq 2(%rdi), %rsi
-; SSSE3-NEXT:    movq %rsi, %r8
-; SSSE3-NEXT:    movq %rsi, %r9
-; SSSE3-NEXT:    movq %rsi, %r10
-; SSSE3-NEXT:    movq %rsi, %r11
-; SSSE3-NEXT:    movq %rsi, %r14
-; SSSE3-NEXT:    movq %rsi, %r15
-; SSSE3-NEXT:    movq %rsi, %r12
-; SSSE3-NEXT:    movq %rsi, %r13
-; SSSE3-NEXT:    movq %rsi, %rbx
-; SSSE3-NEXT:    movq %rsi, %rax
-; SSSE3-NEXT:    movq %rsi, %rcx
-; SSSE3-NEXT:    movq %rsi, %rdx
-; SSSE3-NEXT:    movq %rsi, %rdi
-; SSSE3-NEXT:    movq %rsi, %rbp
-; SSSE3-NEXT:    shrq $15, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm1
-; SSSE3-NEXT:    movq %rsi, %rbp
-; SSSE3-NEXT:    movsbq %sil, %rsi
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3],xmm3[4],xmm8[4],xmm3[5],xmm8[5],xmm3[6],xmm8[6],xmm3[7],xmm8[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm15[0],xmm3[1],xmm15[1],xmm3[2],xmm15[2],xmm3[3],xmm15[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm9[0],xmm6[1],xmm9[1],xmm6[2],xmm9[2],xmm6[3],xmm9[3],xmm6[4],xmm9[4],xmm6[5],xmm9[5],xmm6[6],xmm9[6],xmm6[7],xmm9[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm10[0],xmm2[1],xmm10[1],xmm2[2],xmm10[2],xmm2[3],xmm10[3],xmm2[4],xmm10[4],xmm2[5],xmm10[5],xmm2[6],xmm10[6],xmm2[7],xmm10[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm11[0],xmm5[1],xmm11[1],xmm5[2],xmm11[2],xmm5[3],xmm11[3],xmm5[4],xmm11[4],xmm5[5],xmm11[5],xmm5[6],xmm11[6],xmm5[7],xmm11[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm12[0],xmm0[1],xmm12[1],xmm0[2],xmm12[2],xmm0[3],xmm12[3],xmm0[4],xmm12[4],xmm0[5],xmm12[5],xmm0[6],xmm12[6],xmm0[7],xmm12[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1],xmm0[2],xmm5[2],xmm0[3],xmm5[3]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm7 = xmm7[0],xmm13[0],xmm7[1],xmm13[1],xmm7[2],xmm13[2],xmm7[3],xmm13[3],xmm7[4],xmm13[4],xmm7[5],xmm13[5],xmm7[6],xmm13[6],xmm7[7],xmm13[7]
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm14[0],xmm4[1],xmm14[1],xmm4[2],xmm14[2],xmm4[3],xmm14[3],xmm4[4],xmm14[4],xmm4[5],xmm14[5],xmm4[6],xmm14[6],xmm4[7],xmm14[7]
-; SSSE3-NEXT:    shlq $49, %r8
-; SSSE3-NEXT:    sarq $63, %r8
-; SSSE3-NEXT:    movd %r8d, %xmm3
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm4[0],xmm7[1],xmm4[1],xmm7[2],xmm4[2],xmm7[3],xmm4[3]
-; SSSE3-NEXT:    shlq $50, %r9
-; SSSE3-NEXT:    sarq $63, %r9
-; SSSE3-NEXT:    movd %r9d, %xmm4
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm7[0],xmm0[1],xmm7[1]
-; SSSE3-NEXT:    shlq $51, %r10
-; SSSE3-NEXT:    sarq $63, %r10
-; SSSE3-NEXT:    movd %r10d, %xmm5
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
-; SSSE3-NEXT:    shlq $52, %r11
-; SSSE3-NEXT:    sarq $63, %r11
-; SSSE3-NEXT:    movd %r11d, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3],xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
-; SSSE3-NEXT:    shlq $53, %r14
-; SSSE3-NEXT:    sarq $63, %r14
-; SSSE3-NEXT:    movd %r14d, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3],xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
-; SSSE3-NEXT:    shlq $54, %r15
-; SSSE3-NEXT:    sarq $63, %r15
-; SSSE3-NEXT:    movd %r15d, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
-; SSSE3-NEXT:    shlq $55, %r12
-; SSSE3-NEXT:    sarq $63, %r12
-; SSSE3-NEXT:    movd %r12d, %xmm3
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; SSSE3-NEXT:    shlq $60, %r13
-; SSSE3-NEXT:    sarq $63, %r13
-; SSSE3-NEXT:    movd %r13d, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3],xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
-; SSSE3-NEXT:    shlq $61, %rbx
-; SSSE3-NEXT:    sarq $63, %rbx
-; SSSE3-NEXT:    movd %ebx, %xmm4
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
-; SSSE3-NEXT:    shlq $62, %rax
-; SSSE3-NEXT:    sarq $63, %rax
-; SSSE3-NEXT:    movd %eax, %xmm6
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
-; SSSE3-NEXT:    shlq $63, %rcx
-; SSSE3-NEXT:    sarq $63, %rcx
-; SSSE3-NEXT:    movd %ecx, %xmm1
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSSE3-NEXT:    shlq $58, %rdx
-; SSSE3-NEXT:    sarq $63, %rdx
-; SSSE3-NEXT:    movd %edx, %xmm2
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
-; SSSE3-NEXT:    shlq $59, %rdi
-; SSSE3-NEXT:    sarq $63, %rdi
-; SSSE3-NEXT:    movd %edi, %xmm4
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; SSSE3-NEXT:    shlq $57, %rbp
-; SSSE3-NEXT:    sarq $63, %rbp
-; SSSE3-NEXT:    movd %ebp, %xmm2
-; SSSE3-NEXT:    shrq $7, %rsi
-; SSSE3-NEXT:    movd %esi, %xmm5
-; SSSE3-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1],xmm2[2],xmm5[2],xmm2[3],xmm5[3],xmm2[4],xmm5[4],xmm2[5],xmm5[5],xmm2[6],xmm5[6],xmm2[7],xmm5[7]
-; SSSE3-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
-; SSSE3-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
-; SSSE3-NEXT:    popq %rbx
-; SSSE3-NEXT:    popq %r12
-; SSSE3-NEXT:    popq %r13
-; SSSE3-NEXT:    popq %r14
-; SSSE3-NEXT:    popq %r15
-; SSSE3-NEXT:    popq %rbp
-; SSSE3-NEXT:    retq
-;
-; SSE41-LABEL: load_sext_32i1_to_32i8:
-; SSE41:       # %bb.0: # %entry
-; SSE41-NEXT:    movswq (%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm0
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm0
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm0
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm0
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm0
-; SSE41-NEXT:    movswq 2(%rdi), %rax
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $62, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    movq %rax, %rdx
-; SSE41-NEXT:    shlq $63, %rdx
-; SSE41-NEXT:    sarq $63, %rdx
-; SSE41-NEXT:    movd %edx, %xmm1
-; SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $61, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $60, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $59, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $58, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $57, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; SSE41-NEXT:    movsbq %al, %rcx
-; SSE41-NEXT:    shrl $7, %ecx
-; SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $55, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $54, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $53, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $52, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $51, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $50, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; SSE41-NEXT:    movq %rax, %rcx
-; SSE41-NEXT:    shlq $49, %rcx
-; SSE41-NEXT:    sarq $63, %rcx
-; SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; SSE41-NEXT:    shrl $15, %eax
-; SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; SSE41-NEXT:    retq
+; SSE-LABEL: load_sext_32i1_to_32i8:
+; SSE:       # %bb.0: # %entry
+; SSE-NEXT:    movd {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm1[0,0,1,1,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pcmpeqb %xmm2, %xmm0
+; SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[2,2,3,3,4,5,6,7]
+; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    pcmpeqb %xmm2, %xmm1
+; SSE-NEXT:    retq
 ;
 ; AVX1-LABEL: load_sext_32i1_to_32i8:
 ; AVX1:       # %bb.0: # %entry
-; AVX1-NEXT:    pushq %rbp
-; AVX1-NEXT:    pushq %r15
-; AVX1-NEXT:    pushq %r14
-; AVX1-NEXT:    pushq %r13
-; AVX1-NEXT:    pushq %r12
-; AVX1-NEXT:    pushq %rbx
-; AVX1-NEXT:    movslq (%rdi), %rax
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $47, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vmovd %ecx, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    movq %rax, %r11
-; AVX1-NEXT:    movq %rax, %r9
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $46, %rbp
-; AVX1-NEXT:    sarq $63, %rbp
-; AVX1-NEXT:    vpinsrb $1, %ebp, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $45, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrb $2, %r8d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r8
-; AVX1-NEXT:    shlq $44, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrb $3, %edx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    shlq $43, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rcx
-; AVX1-NEXT:    shlq $42, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrb $5, %edi, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rdi
-; AVX1-NEXT:    shlq $41, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vpinsrb $6, %r13d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r13
-; AVX1-NEXT:    shlq $40, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrb $7, %esi, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rsi
-; AVX1-NEXT:    shlq $39, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrb $8, %r10d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r10
-; AVX1-NEXT:    shlq $38, %r11
-; AVX1-NEXT:    sarq $63, %r11
-; AVX1-NEXT:    vpinsrb $9, %r11d, %xmm0, %xmm0
-; AVX1-NEXT:    movsbq %al, %r11
-; AVX1-NEXT:    shlq $37, %r9
-; AVX1-NEXT:    sarq $63, %r9
-; AVX1-NEXT:    vpinsrb $10, %r9d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r9
-; AVX1-NEXT:    shlq $36, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrb $11, %ebx, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbx
-; AVX1-NEXT:    shlq $35, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrb $12, %r14d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r14
-; AVX1-NEXT:    shlq $34, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrb $13, %r15d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r15
-; AVX1-NEXT:    shlq $33, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrb $14, %r12d, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %r12
-; AVX1-NEXT:    shrq $31, %rbp
-; AVX1-NEXT:    vpinsrb $15, %ebp, %xmm0, %xmm0
-; AVX1-NEXT:    movq %rax, %rbp
-; AVX1-NEXT:    shlq $63, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vmovd %edx, %xmm1
-; AVX1-NEXT:    movq %rax, %rdx
-; AVX1-NEXT:    movswq %ax, %rax
-; AVX1-NEXT:    shlq $62, %r8
-; AVX1-NEXT:    sarq $63, %r8
-; AVX1-NEXT:    vpinsrb $1, %r8d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $61, %rcx
-; AVX1-NEXT:    sarq $63, %rcx
-; AVX1-NEXT:    vpinsrb $2, %ecx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $60, %rdi
-; AVX1-NEXT:    sarq $63, %rdi
-; AVX1-NEXT:    vpinsrb $3, %edi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $59, %r13
-; AVX1-NEXT:    sarq $63, %r13
-; AVX1-NEXT:    vpinsrb $4, %r13d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $58, %rsi
-; AVX1-NEXT:    sarq $63, %rsi
-; AVX1-NEXT:    vpinsrb $5, %esi, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $57, %r10
-; AVX1-NEXT:    sarq $63, %r10
-; AVX1-NEXT:    vpinsrb $6, %r10d, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $7, %r11d
-; AVX1-NEXT:    vpinsrb $7, %r11d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $55, %r9
-; AVX1-NEXT:    sarq $63, %r9
-; AVX1-NEXT:    vpinsrb $8, %r9d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $54, %rbx
-; AVX1-NEXT:    sarq $63, %rbx
-; AVX1-NEXT:    vpinsrb $9, %ebx, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $53, %r14
-; AVX1-NEXT:    sarq $63, %r14
-; AVX1-NEXT:    vpinsrb $10, %r14d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $52, %r15
-; AVX1-NEXT:    sarq $63, %r15
-; AVX1-NEXT:    vpinsrb $11, %r15d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $51, %r12
-; AVX1-NEXT:    sarq $63, %r12
-; AVX1-NEXT:    vpinsrb $12, %r12d, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $50, %rbp
-; AVX1-NEXT:    sarq $63, %rbp
-; AVX1-NEXT:    vpinsrb $13, %ebp, %xmm1, %xmm1
-; AVX1-NEXT:    shlq $49, %rdx
-; AVX1-NEXT:    sarq $63, %rdx
-; AVX1-NEXT:    vpinsrb $14, %edx, %xmm1, %xmm1
-; AVX1-NEXT:    shrl $15, %eax
-; AVX1-NEXT:    vpinsrb $15, %eax, %xmm1, %xmm1
+; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm0[0,0,1,1,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; AVX1-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[2,2,3,3,4,5,6,7]
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
-; AVX1-NEXT:    popq %rbx
-; AVX1-NEXT:    popq %r12
-; AVX1-NEXT:    popq %r13
-; AVX1-NEXT:    popq %r14
-; AVX1-NEXT:    popq %r15
-; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    vandps {{.*}}(%rip), %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpcmpeqb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: load_sext_32i1_to_32i8:
 ; AVX2:       # %bb.0: # %entry
-; AVX2-NEXT:    pushq %rbp
-; AVX2-NEXT:    pushq %r15
-; AVX2-NEXT:    pushq %r14
-; AVX2-NEXT:    pushq %r13
-; AVX2-NEXT:    pushq %r12
-; AVX2-NEXT:    pushq %rbx
-; AVX2-NEXT:    movslq (%rdi), %rax
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $47, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vmovd %ecx, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    movq %rax, %r11
-; AVX2-NEXT:    movq %rax, %r9
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $46, %rbp
-; AVX2-NEXT:    sarq $63, %rbp
-; AVX2-NEXT:    vpinsrb $1, %ebp, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $45, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrb $2, %r8d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r8
-; AVX2-NEXT:    shlq $44, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrb $3, %edx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    shlq $43, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $4, %ecx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rcx
-; AVX2-NEXT:    shlq $42, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrb $5, %edi, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rdi
-; AVX2-NEXT:    shlq $41, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vpinsrb $6, %r13d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r13
-; AVX2-NEXT:    shlq $40, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrb $7, %esi, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rsi
-; AVX2-NEXT:    shlq $39, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrb $8, %r10d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r10
-; AVX2-NEXT:    shlq $38, %r11
-; AVX2-NEXT:    sarq $63, %r11
-; AVX2-NEXT:    vpinsrb $9, %r11d, %xmm0, %xmm0
-; AVX2-NEXT:    movsbq %al, %r11
-; AVX2-NEXT:    shlq $37, %r9
-; AVX2-NEXT:    sarq $63, %r9
-; AVX2-NEXT:    vpinsrb $10, %r9d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r9
-; AVX2-NEXT:    shlq $36, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrb $11, %ebx, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbx
-; AVX2-NEXT:    shlq $35, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrb $12, %r14d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r14
-; AVX2-NEXT:    shlq $34, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrb $13, %r15d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r15
-; AVX2-NEXT:    shlq $33, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrb $14, %r12d, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %r12
-; AVX2-NEXT:    shrq $31, %rbp
-; AVX2-NEXT:    vpinsrb $15, %ebp, %xmm0, %xmm0
-; AVX2-NEXT:    movq %rax, %rbp
-; AVX2-NEXT:    shlq $63, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vmovd %edx, %xmm1
-; AVX2-NEXT:    movq %rax, %rdx
-; AVX2-NEXT:    movswq %ax, %rax
-; AVX2-NEXT:    shlq $62, %r8
-; AVX2-NEXT:    sarq $63, %r8
-; AVX2-NEXT:    vpinsrb $1, %r8d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $61, %rcx
-; AVX2-NEXT:    sarq $63, %rcx
-; AVX2-NEXT:    vpinsrb $2, %ecx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $60, %rdi
-; AVX2-NEXT:    sarq $63, %rdi
-; AVX2-NEXT:    vpinsrb $3, %edi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $59, %r13
-; AVX2-NEXT:    sarq $63, %r13
-; AVX2-NEXT:    vpinsrb $4, %r13d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $58, %rsi
-; AVX2-NEXT:    sarq $63, %rsi
-; AVX2-NEXT:    vpinsrb $5, %esi, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $57, %r10
-; AVX2-NEXT:    sarq $63, %r10
-; AVX2-NEXT:    vpinsrb $6, %r10d, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $7, %r11d
-; AVX2-NEXT:    vpinsrb $7, %r11d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $55, %r9
-; AVX2-NEXT:    sarq $63, %r9
-; AVX2-NEXT:    vpinsrb $8, %r9d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $54, %rbx
-; AVX2-NEXT:    sarq $63, %rbx
-; AVX2-NEXT:    vpinsrb $9, %ebx, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $53, %r14
-; AVX2-NEXT:    sarq $63, %r14
-; AVX2-NEXT:    vpinsrb $10, %r14d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $52, %r15
-; AVX2-NEXT:    sarq $63, %r15
-; AVX2-NEXT:    vpinsrb $11, %r15d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $51, %r12
-; AVX2-NEXT:    sarq $63, %r12
-; AVX2-NEXT:    vpinsrb $12, %r12d, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $50, %rbp
-; AVX2-NEXT:    sarq $63, %rbp
-; AVX2-NEXT:    vpinsrb $13, %ebp, %xmm1, %xmm1
-; AVX2-NEXT:    shlq $49, %rdx
-; AVX2-NEXT:    sarq $63, %rdx
-; AVX2-NEXT:    vpinsrb $14, %edx, %xmm1, %xmm1
-; AVX2-NEXT:    shrl $15, %eax
-; AVX2-NEXT:    vpinsrb $15, %eax, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
-; AVX2-NEXT:    popq %rbx
-; AVX2-NEXT:    popq %r12
-; AVX2-NEXT:    popq %r13
-; AVX2-NEXT:    popq %r14
-; AVX2-NEXT:    popq %r15
-; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,18,18,18,18,18,18,18,18,19,19,19,19,19,19,19,19]
+; AVX2-NEXT:    vpbroadcastq {{.*#+}} ymm1 = [9241421688590303745,9241421688590303745,9241421688590303745,9241421688590303745]
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqb %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512F-LABEL: load_sext_32i1_to_32i8:
@@ -4798,309 +2597,21 @@ define <32 x i8> @load_sext_32i1_to_32i8
 ; AVX512BW-NEXT:    # kill: def $ymm0 killed $ymm0 killed $zmm0
 ; AVX512BW-NEXT:    retq
 ;
-; X32-SSE2-LABEL: load_sext_32i1_to_32i8:
-; X32-SSE2:       # %bb.0: # %entry
-; X32-SSE2-NEXT:    pushl %ebp
-; X32-SSE2-NEXT:    pushl %ebx
-; X32-SSE2-NEXT:    pushl %edi
-; X32-SSE2-NEXT:    pushl %esi
-; X32-SSE2-NEXT:    subl $28, %esp
-; X32-SSE2-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT:    movswl (%eax), %edx
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shrl $15, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm0
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shll $17, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm4
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    shll $18, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm1
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    shll $19, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm2
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    shll $20, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm5
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    shll $21, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm6
-; X32-SSE2-NEXT:    movl %edx, %ecx
-; X32-SSE2-NEXT:    shll $22, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %edx, %ebp
-; X32-SSE2-NEXT:    shll $23, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm3
-; X32-SSE2-NEXT:    movl %edx, %esi
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm0[0],xmm4[1],xmm0[1],xmm4[2],xmm0[2],xmm4[3],xmm0[3],xmm4[4],xmm0[4],xmm4[5],xmm0[5],xmm4[6],xmm0[6],xmm4[7],xmm0[7]
-; X32-SSE2-NEXT:    shll $28, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm0
-; X32-SSE2-NEXT:    movl %edx, %edi
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3],xmm2[4],xmm1[4],xmm2[5],xmm1[5],xmm2[6],xmm1[6],xmm2[7],xmm1[7]
-; X32-SSE2-NEXT:    shll $29, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm1
-; X32-SSE2-NEXT:    movl %edx, %ebx
-; X32-SSE2-NEXT:    movsbl %dl, %edx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1],xmm6[2],xmm5[2],xmm6[3],xmm5[3],xmm6[4],xmm5[4],xmm6[5],xmm5[5],xmm6[6],xmm5[6],xmm6[7],xmm5[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm6[0],xmm3[1],xmm6[1],xmm3[2],xmm6[2],xmm3[3],xmm6[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3],xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; X32-SSE2-NEXT:    shll $30, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm2
-; X32-SSE2-NEXT:    shll $31, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm0
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $26, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm7
-; X32-SSE2-NEXT:    shll $27, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm2
-; X32-SSE2-NEXT:    shll $25, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm6
-; X32-SSE2-NEXT:    shrl $7, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm5
-; X32-SSE2-NEXT:    movswl 2(%eax), %eax
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    shrl $15, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm4
-; X32-SSE2-NEXT:    movdqu %xmm4, (%esp) # 16-byte Spill
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; X32-SSE2-NEXT:    shll $17, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm4
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm7[0],xmm2[1],xmm7[1],xmm2[2],xmm7[2],xmm2[3],xmm7[3],xmm2[4],xmm7[4],xmm2[5],xmm7[5],xmm2[6],xmm7[6],xmm2[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $18, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1],xmm6[2],xmm5[2],xmm6[3],xmm5[3],xmm6[4],xmm5[4],xmm6[5],xmm5[5],xmm6[6],xmm5[6],xmm6[7],xmm5[7]
-; X32-SSE2-NEXT:    shll $19, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm5
-; X32-SSE2-NEXT:    movl %eax, %ecx
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
-; X32-SSE2-NEXT:    shll $20, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm6
-; X32-SSE2-NEXT:    movl %eax, %esi
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; X32-SSE2-NEXT:    shll $21, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm1
-; X32-SSE2-NEXT:    movl %eax, %edi
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm3[0]
-; X32-SSE2-NEXT:    shll $22, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm3
-; X32-SSE2-NEXT:    movl %eax, %ebx
-; X32-SSE2-NEXT:    movdqu (%esp), %xmm2 # 16-byte Reload
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1],xmm4[2],xmm2[2],xmm4[3],xmm2[3],xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
-; X32-SSE2-NEXT:    shll $23, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm2
-; X32-SSE2-NEXT:    movl %eax, %edx
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1],xmm5[2],xmm7[2],xmm5[3],xmm7[3],xmm5[4],xmm7[4],xmm5[5],xmm7[5],xmm5[6],xmm7[6],xmm5[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $28, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm7
-; X32-SSE2-NEXT:    movl %eax, %ebp
-; X32-SSE2-NEXT:    movsbl %al, %eax
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1],xmm1[2],xmm6[2],xmm1[3],xmm6[3],xmm1[4],xmm6[4],xmm1[5],xmm6[5],xmm1[6],xmm6[6],xmm1[7],xmm6[7]
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; X32-SSE2-NEXT:    shll $29, %ecx
-; X32-SSE2-NEXT:    sarl $31, %ecx
-; X32-SSE2-NEXT:    movd %ecx, %xmm3
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; X32-SSE2-NEXT:    shll $30, %esi
-; X32-SSE2-NEXT:    sarl $31, %esi
-; X32-SSE2-NEXT:    movd %esi, %xmm4
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1]
-; X32-SSE2-NEXT:    shll $31, %edi
-; X32-SSE2-NEXT:    sarl $31, %edi
-; X32-SSE2-NEXT:    movd %edi, %xmm1
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
-; X32-SSE2-NEXT:    shll $26, %ebx
-; X32-SSE2-NEXT:    sarl $31, %ebx
-; X32-SSE2-NEXT:    movd %ebx, %xmm5
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3],xmm1[4],xmm4[4],xmm1[5],xmm4[5],xmm1[6],xmm4[6],xmm1[7],xmm4[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
-; X32-SSE2-NEXT:    shll $27, %edx
-; X32-SSE2-NEXT:    sarl $31, %edx
-; X32-SSE2-NEXT:    movd %edx, %xmm3
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1],xmm3[2],xmm5[2],xmm3[3],xmm5[3],xmm3[4],xmm5[4],xmm3[5],xmm5[5],xmm3[6],xmm5[6],xmm3[7],xmm5[7]
-; X32-SSE2-NEXT:    shll $25, %ebp
-; X32-SSE2-NEXT:    sarl $31, %ebp
-; X32-SSE2-NEXT:    movd %ebp, %xmm4
-; X32-SSE2-NEXT:    shrl $7, %eax
-; X32-SSE2-NEXT:    movd %eax, %xmm5
-; X32-SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1],xmm4[2],xmm5[2],xmm4[3],xmm5[3],xmm4[4],xmm5[4],xmm4[5],xmm5[5],xmm4[6],xmm5[6],xmm4[7],xmm5[7]
-; X32-SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3]
-; X32-SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
-; X32-SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
-; X32-SSE2-NEXT:    addl $28, %esp
-; X32-SSE2-NEXT:    popl %esi
-; X32-SSE2-NEXT:    popl %edi
-; X32-SSE2-NEXT:    popl %ebx
-; X32-SSE2-NEXT:    popl %ebp
-; X32-SSE2-NEXT:    retl
-;
-; X32-SSE41-LABEL: load_sext_32i1_to_32i8:
-; X32-SSE41:       # %bb.0: # %entry
-; X32-SSE41-NEXT:    pushl %esi
-; X32-SSE41-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; X32-SSE41-NEXT:    movswl (%eax), %ecx
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $30, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movl %ecx, %esi
-; X32-SSE41-NEXT:    shll $31, %esi
-; X32-SSE41-NEXT:    sarl $31, %esi
-; X32-SSE41-NEXT:    movd %esi, %xmm0
-; X32-SSE41-NEXT:    pinsrb $1, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $29, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $2, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $28, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $3, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $27, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $4, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $26, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $5, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $25, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $6, %edx, %xmm0
-; X32-SSE41-NEXT:    movsbl %cl, %edx
-; X32-SSE41-NEXT:    shrl $7, %edx
-; X32-SSE41-NEXT:    pinsrb $7, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $23, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $8, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $22, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $9, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $21, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $10, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $20, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $11, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $19, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $12, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $18, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $13, %edx, %xmm0
-; X32-SSE41-NEXT:    movl %ecx, %edx
-; X32-SSE41-NEXT:    shll $17, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    pinsrb $14, %edx, %xmm0
-; X32-SSE41-NEXT:    shrl $15, %ecx
-; X32-SSE41-NEXT:    pinsrb $15, %ecx, %xmm0
-; X32-SSE41-NEXT:    movswl 2(%eax), %eax
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $30, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    movl %eax, %edx
-; X32-SSE41-NEXT:    shll $31, %edx
-; X32-SSE41-NEXT:    sarl $31, %edx
-; X32-SSE41-NEXT:    movd %edx, %xmm1
-; X32-SSE41-NEXT:    pinsrb $1, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $29, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $2, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $28, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $3, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $27, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $4, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $26, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $5, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $25, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $6, %ecx, %xmm1
-; X32-SSE41-NEXT:    movsbl %al, %ecx
-; X32-SSE41-NEXT:    shrl $7, %ecx
-; X32-SSE41-NEXT:    pinsrb $7, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $23, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $8, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $22, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $9, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $21, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $10, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $20, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $11, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $19, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $12, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $18, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $13, %ecx, %xmm1
-; X32-SSE41-NEXT:    movl %eax, %ecx
-; X32-SSE41-NEXT:    shll $17, %ecx
-; X32-SSE41-NEXT:    sarl $31, %ecx
-; X32-SSE41-NEXT:    pinsrb $14, %ecx, %xmm1
-; X32-SSE41-NEXT:    shrl $15, %eax
-; X32-SSE41-NEXT:    pinsrb $15, %eax, %xmm1
-; X32-SSE41-NEXT:    popl %esi
-; X32-SSE41-NEXT:    retl
+; X32-SSE-LABEL: load_sext_32i1_to_32i8:
+; X32-SSE:       # %bb.0: # %entry
+; X32-SSE-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; X32-SSE-NEXT:    movd {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; X32-SSE-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7]
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm1[0,0,1,1,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,0,1,1]
+; X32-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1,2,4,8,16,32,64,128,1,2,4,8,16,32,64,128]
+; X32-SSE-NEXT:    pand %xmm2, %xmm0
+; X32-SSE-NEXT:    pcmpeqb %xmm2, %xmm0
+; X32-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[2,2,3,3,4,5,6,7]
+; X32-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
+; X32-SSE-NEXT:    pand %xmm2, %xmm1
+; X32-SSE-NEXT:    pcmpeqb %xmm2, %xmm1
+; X32-SSE-NEXT:    retl
 entry:
  %X = load <32 x i1>, <32 x i1>* %ptr
  %Y = sext <32 x i1> %X to <32 x i8>




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