[llvm] r229308 - [SDAG] Teach the SelectionDAG to canonicalize vector shuffles of splats

Chandler Carruth chandlerc at gmail.com
Sun Feb 15 04:18:13 PST 2015


Author: chandlerc
Date: Sun Feb 15 06:18:12 2015
New Revision: 229308

URL: http://llvm.org/viewvc/llvm-project?rev=229308&view=rev
Log:
[SDAG] Teach the SelectionDAG to canonicalize vector shuffles of splats
directly into blends of the splats.

These patterns show up even very late in the vector shuffle lowering
where we don't have any chance for DAG combining to kick in, and
blending is a tremendously simpler operation to model. By coercing the
shuffle into a blend we can much more easily match and lower shuffles of
splats.

Immediately with this change there are significantly more blends being
matched in the x86 vector shuffle lowering.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    llvm/trunk/test/CodeGen/AArch64/arm64-vshuffle.ll
    llvm/trunk/test/CodeGen/X86/combine-or.ll
    llvm/trunk/test/CodeGen/X86/sse41.ll
    llvm/trunk/test/CodeGen/X86/vec_insert-5.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v4.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v8.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v32.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v8.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-combining.ll
    llvm/trunk/test/CodeGen/X86/vector-shuffle-sse1.ll

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Sun Feb 15 06:18:12 2015
@@ -1484,6 +1484,34 @@ SDValue SelectionDAG::getVectorShuffle(E
   if (N1.getOpcode() == ISD::UNDEF)
     commuteShuffle(N1, N2, MaskVec);
 
+  // If shuffling a splat, try to blend the splat instead. We do this here so
+  // that even when this arises during lowering we don't have to re-handle it.
+  auto BlendSplat = [&](BuildVectorSDNode *BV, int Offset) {
+    BitVector UndefElements;
+    SDValue Splat = BV->getSplatValue(&UndefElements);
+    if (!Splat)
+      return;
+
+    for (int i = 0; i < (int)NElts; ++i) {
+      if (MaskVec[i] < Offset || MaskVec[i] >= (Offset + (int)NElts))
+        continue;
+
+      // If this input comes from undef, mark it as such.
+      if (UndefElements[MaskVec[i] - Offset]) {
+        MaskVec[i] = -1;
+        continue;
+      }
+
+      // If we can blend a non-undef lane, use that instead.
+      if (!UndefElements[i])
+        MaskVec[i] = i + Offset;
+    }
+  };
+  if (auto *N1BV = dyn_cast<BuildVectorSDNode>(N1))
+    BlendSplat(N1BV, 0);
+  if (auto *N2BV = dyn_cast<BuildVectorSDNode>(N2))
+    BlendSplat(N2BV, NElts);
+
   // Canonicalize all index into lhs, -> shuffle lhs, undef
   // Canonicalize all index into rhs, -> shuffle rhs, undef
   bool AllLHS = true, AllRHS = true;

Modified: llvm/trunk/test/CodeGen/AArch64/arm64-vshuffle.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/arm64-vshuffle.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/arm64-vshuffle.ll (original)
+++ llvm/trunk/test/CodeGen/AArch64/arm64-vshuffle.ll Sun Feb 15 06:18:12 2015
@@ -29,14 +29,14 @@ entry:
 }
 
 ; CHECK: lCPI1_0:
-; CHECK:          .byte   2                       ; 0x2
+; CHECK:          .byte   0                       ; 0x0
 ; CHECK:          .byte   255                     ; 0xff
-; CHECK:          .byte   6                       ; 0x6
+; CHECK:          .byte   2                       ; 0x2
 ; CHECK:          .byte   255                     ; 0xff
 ; CHECK:          .byte   10                      ; 0xa
 ; CHECK:          .byte   12                      ; 0xc
 ; CHECK:          .byte   14                      ; 0xe
-; CHECK:          .byte   0                       ; 0x0
+; CHECK:          .byte   7                       ; 0x7
 ; CHECK: test2
 ; CHECK: ldr     d[[REG0:[0-9]+]], [{{.*}}, lCPI1_0 at PAGEOFF]
 ; CHECK: adrp    x[[REG2:[0-9]+]], lCPI1_1 at PAGE
@@ -82,22 +82,22 @@ bb:
   ret <16 x i1> %Shuff
 }
 ; CHECK: lCPI3_1:
-; CHECK:         .byte   2                       ; 0x2
-; CHECK:         .byte   1                       ; 0x1
-; CHECK:         .byte   6                       ; 0x6
-; CHECK:         .byte   18                      ; 0x12
-; CHECK:         .byte   10                      ; 0xa
-; CHECK:         .byte   12                      ; 0xc
-; CHECK:         .byte   14                      ; 0xe
 ; CHECK:         .byte   0                       ; 0x0
+; CHECK:         .byte   1                       ; 0x1
 ; CHECK:         .byte   2                       ; 0x2
-; CHECK:         .byte   31                      ; 0x1f
+; CHECK:         .byte   18                      ; 0x12
+; CHECK:         .byte   4                       ; 0x4
+; CHECK:         .byte   5                       ; 0x5
 ; CHECK:         .byte   6                       ; 0x6
-; CHECK:         .byte   30                      ; 0x1e
+; CHECK:         .byte   7                       ; 0x7
+; CHECK:         .byte   8                       ; 0x8
+; CHECK:         .byte   31                      ; 0x1f
 ; CHECK:         .byte   10                      ; 0xa
+; CHECK:         .byte   30                      ; 0x1e
 ; CHECK:         .byte   12                      ; 0xc
+; CHECK:         .byte   13                      ; 0xd
 ; CHECK:         .byte   14                      ; 0xe
-; CHECK:         .byte   0                       ; 0x0
+; CHECK:         .byte   15                      ; 0xf
 ; CHECK: _test4:
 ; CHECK:         ldr     q[[REG1:[0-9]+]]
 ; CHECK:         movi.2d v[[REG0:[0-9]+]], #0000000000000000

Modified: llvm/trunk/test/CodeGen/X86/combine-or.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/combine-or.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/combine-or.ll (original)
+++ llvm/trunk/test/CodeGen/X86/combine-or.ll Sun Feb 15 06:18:12 2015
@@ -237,7 +237,7 @@ define <4 x i32> @test19(<4 x i32> %a, <
 ; CHECK-LABEL: test19:
 ; CHECK:       # BB#0:
 ; CHECK-NEXT:    xorps %xmm2, %xmm2
-; CHECK-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,0],xmm0[0,3]
+; CHECK-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm0[0,3]
 ; CHECK-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2,1,3]
 ; CHECK-NEXT:    insertps {{.*#+}} xmm1 = xmm1[0],zero,xmm1[2,2]
 ; CHECK-NEXT:    orps %xmm1, %xmm2

Modified: llvm/trunk/test/CodeGen/X86/sse41.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/sse41.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/sse41.ll (original)
+++ llvm/trunk/test/CodeGen/X86/sse41.ll Sun Feb 15 06:18:12 2015
@@ -964,15 +964,15 @@ define <4 x float> @insertps_with_undefs
 ; X32:       ## BB#0:
 ; X32-NEXT:    movl {{[0-9]+}}(%esp), %eax
 ; X32-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
-; X32-NEXT:    insertps {{.*#+}} xmm1 = xmm1[0],zero,xmm0[0],xmm1[3]
-; X32-NEXT:    movaps %xmm1, %xmm0
+; X32-NEXT:    unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
+; X32-NEXT:    movapd %xmm1, %xmm0
 ; X32-NEXT:    retl
 ;
 ; X64-LABEL: insertps_with_undefs:
 ; X64:       ## BB#0:
 ; X64-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
-; X64-NEXT:    insertps {{.*#+}} xmm1 = xmm1[0],zero,xmm0[0],xmm1[3]
-; X64-NEXT:    movaps %xmm1, %xmm0
+; X64-NEXT:    unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
+; X64-NEXT:    movapd %xmm1, %xmm0
 ; X64-NEXT:    retq
   %1 = load float* %b, align 4
   %2 = insertelement <4 x float> undef, float %1, i32 0

Modified: llvm/trunk/test/CodeGen/X86/vec_insert-5.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vec_insert-5.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vec_insert-5.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vec_insert-5.ll Sun Feb 15 06:18:12 2015
@@ -25,8 +25,8 @@ define <4 x float> @t2(<4 x float>* %P)
 ; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
 ; CHECK-NEXT:    movaps (%eax), %xmm1
 ; CHECK-NEXT:    xorps %xmm0, %xmm0
-; CHECK-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,0]
-; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,0]
+; CHECK-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[2,0]
+; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,0]
 ; CHECK-NEXT:    retl
   %tmp1 = load <4 x float>* %P
   %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> zeroinitializer, <4 x i32> < i32 4, i32 4, i32 4, i32 0 >
@@ -37,9 +37,9 @@ define <4 x float> @t3(<4 x float>* %P)
 ; CHECK-LABEL: t3:
 ; CHECK:       # BB#0:
 ; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
-; CHECK-NEXT:    movaps (%eax), %xmm0
-; CHECK-NEXT:    xorps %xmm1, %xmm1
-; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,0]
+; CHECK-NEXT:    movapd (%eax), %xmm0
+; CHECK-NEXT:    xorpd %xmm1, %xmm1
+; CHECK-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
 ; CHECK-NEXT:    retl
   %tmp1 = load <4 x float>* %P
   %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> zeroinitializer, <4 x i32> < i32 2, i32 3, i32 4, i32 4 >
@@ -52,8 +52,8 @@ define <4 x float> @t4(<4 x float>* %P)
 ; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
 ; CHECK-NEXT:    movaps (%eax), %xmm0
 ; CHECK-NEXT:    xorps %xmm1, %xmm1
-; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,0],xmm1[0,0]
-; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,0]
+; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,0],xmm1[1,0]
+; CHECK-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[2,3]
 ; CHECK-NEXT:    retl
   %tmp1 = load <4 x float>* %P
   %tmp2 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp1, <4 x i32> < i32 7, i32 0, i32 0, i32 0 >

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v4.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v4.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v4.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v4.ll Sun Feb 15 06:18:12 2015
@@ -478,22 +478,22 @@ define <4 x float> @shuffle_v4f32_z4zz(<
 ; SSE2-LABEL: shuffle_v4f32_z4zz:
 ; SSE2:       # BB#0:
 ; SSE2-NEXT:    xorps %xmm1, %xmm1
-; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,0]
-; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[3,0]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[2,3]
 ; SSE2-NEXT:    retq
 ;
 ; SSE3-LABEL: shuffle_v4f32_z4zz:
 ; SSE3:       # BB#0:
 ; SSE3-NEXT:    xorps %xmm1, %xmm1
-; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,0]
-; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[3,0]
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[2,3]
 ; SSE3-NEXT:    retq
 ;
 ; SSSE3-LABEL: shuffle_v4f32_z4zz:
 ; SSSE3:       # BB#0:
 ; SSSE3-NEXT:    xorps %xmm1, %xmm1
-; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,0]
-; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[3,0]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[2,3]
 ; SSSE3-NEXT:    retq
 ;
 ; SSE41-LABEL: shuffle_v4f32_z4zz:
@@ -513,24 +513,24 @@ define <4 x float> @shuffle_v4f32_zz4z(<
 ; SSE2-LABEL: shuffle_v4f32_zz4z:
 ; SSE2:       # BB#0:
 ; SSE2-NEXT:    xorps %xmm1, %xmm1
-; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
-; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,2]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[3,0]
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[0,2]
 ; SSE2-NEXT:    movaps %xmm1, %xmm0
 ; SSE2-NEXT:    retq
 ;
 ; SSE3-LABEL: shuffle_v4f32_zz4z:
 ; SSE3:       # BB#0:
 ; SSE3-NEXT:    xorps %xmm1, %xmm1
-; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
-; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,2]
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[3,0]
+; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[0,2]
 ; SSE3-NEXT:    movaps %xmm1, %xmm0
 ; SSE3-NEXT:    retq
 ;
 ; SSSE3-LABEL: shuffle_v4f32_zz4z:
 ; SSSE3:       # BB#0:
 ; SSSE3-NEXT:    xorps %xmm1, %xmm1
-; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
-; SSSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,2]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[3,0]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[0,2]
 ; SSSE3-NEXT:    movaps %xmm1, %xmm0
 ; SSSE3-NEXT:    retq
 ;
@@ -658,37 +658,77 @@ define <4 x float> @shuffle_v4f32_z6zz(<
 }
 
 define <4 x float> @shuffle_v4f32_0z23(<4 x float> %a) {
-; SSE-LABEL: shuffle_v4f32_0z23:
-; SSE:       # BB#0:
-; SSE-NEXT:    xorps %xmm1, %xmm1
-; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,0]
-; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[2,3]
-; SSE-NEXT:    movaps %xmm1, %xmm0
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4f32_0z23:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    xorps %xmm1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[1,0],xmm0[0,0]
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[2,3]
+; SSE2-NEXT:    movaps %xmm1, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE3-LABEL: shuffle_v4f32_0z23:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    xorps %xmm1, %xmm1
+; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[1,0],xmm0[0,0]
+; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[2,3]
+; SSE3-NEXT:    movaps %xmm1, %xmm0
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4f32_0z23:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    xorps %xmm1, %xmm1
+; SSSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[1,0],xmm0[0,0]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[2,3]
+; SSSE3-NEXT:    movaps %xmm1, %xmm0
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4f32_0z23:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    xorps %xmm1, %xmm1
+; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
+; SSE41-NEXT:    retq
 ;
 ; AVX-LABEL: shuffle_v4f32_0z23:
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX-NEXT:    vshufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,0]
-; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm1[2,0],xmm0[2,3]
+; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
 ; AVX-NEXT:    retq
   %shuffle = shufflevector <4 x float> %a, <4 x float> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 2, i32 3>
   ret <4 x float> %shuffle
 }
 
 define <4 x float> @shuffle_v4f32_01z3(<4 x float> %a) {
-; SSE-LABEL: shuffle_v4f32_01z3:
-; SSE:       # BB#0:
-; SSE-NEXT:    xorps %xmm1, %xmm1
-; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[3,0]
-; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4f32_01z3:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    xorps %xmm1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[3,0]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE3-LABEL: shuffle_v4f32_01z3:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    xorps %xmm1, %xmm1
+; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[3,0]
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4f32_01z3:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    xorps %xmm1, %xmm1
+; SSSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[3,0]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4f32_01z3:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    xorps %xmm1, %xmm1
+; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3]
+; SSE41-NEXT:    retq
 ;
 ; AVX-LABEL: shuffle_v4f32_01z3:
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX-NEXT:    vshufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[3,0]
-; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
+; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3]
 ; AVX-NEXT:    retq
   %shuffle = shufflevector <4 x float> %a, <4 x float> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 4, i32 3>
   ret <4 x float> %shuffle
@@ -732,18 +772,37 @@ define <4 x float> @shuffle_v4f32_012z(<
 }
 
 define <4 x float> @shuffle_v4f32_0zz3(<4 x float> %a) {
-; SSE-LABEL: shuffle_v4f32_0zz3:
-; SSE:       # BB#0:
-; SSE-NEXT:    xorps %xmm1, %xmm1
-; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,3],xmm1[0,0]
-; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2,3,1]
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4f32_0zz3:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    xorps %xmm1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,3],xmm1[1,2]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2,3,1]
+; SSE2-NEXT:    retq
+;
+; SSE3-LABEL: shuffle_v4f32_0zz3:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    xorps %xmm1, %xmm1
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,3],xmm1[1,2]
+; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2,3,1]
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4f32_0zz3:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    xorps %xmm1, %xmm1
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,3],xmm1[1,2]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2,3,1]
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4f32_0zz3:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    xorps %xmm1, %xmm1
+; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0],xmm1[1,2],xmm0[3]
+; SSE41-NEXT:    retq
 ;
 ; AVX-LABEL: shuffle_v4f32_0zz3:
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,3],xmm1[0,0]
-; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2,3,1]
+; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1,2],xmm0[3]
 ; AVX-NEXT:    retq
   %shuffle = shufflevector <4 x float> %a, <4 x float> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 4, i32 3>
   ret <4 x float> %shuffle
@@ -1183,29 +1242,75 @@ define <4 x i32> @shuffle_v4i32_01zu(<4
 }
 
 define <4 x i32> @shuffle_v4i32_0z23(<4 x i32> %a) {
-; SSE-LABEL: shuffle_v4i32_0z23:
-; SSE:       # BB#0:
-; SSE-NEXT:    andps {{.*}}(%rip), %xmm0
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4i32_0z23:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE2-NEXT:    retq
 ;
-; AVX-LABEL: shuffle_v4i32_0z23:
-; AVX:       # BB#0:
-; AVX-NEXT:    vandps {{.*}}(%rip), %xmm0, %xmm0
-; AVX-NEXT:    retq
+; SSE3-LABEL: shuffle_v4i32_0z23:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4i32_0z23:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4i32_0z23:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    pxor %xmm1, %xmm1
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
+; SSE41-NEXT:    retq
+;
+; AVX1-LABEL: shuffle_v4i32_0z23:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v4i32_0z23:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
+; AVX2-NEXT:    retq
   %shuffle = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 2, i32 3>
   ret <4 x i32> %shuffle
 }
 
 define <4 x i32> @shuffle_v4i32_01z3(<4 x i32> %a) {
-; SSE-LABEL: shuffle_v4i32_01z3:
-; SSE:       # BB#0:
-; SSE-NEXT:    andps {{.*}}(%rip), %xmm0
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4i32_01z3:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE2-NEXT:    retq
 ;
-; AVX-LABEL: shuffle_v4i32_01z3:
-; AVX:       # BB#0:
-; AVX-NEXT:    vandps {{.*}}(%rip), %xmm0, %xmm0
-; AVX-NEXT:    retq
+; SSE3-LABEL: shuffle_v4i32_01z3:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4i32_01z3:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4i32_01z3:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    pxor %xmm1, %xmm1
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5],xmm0[6,7]
+; SSE41-NEXT:    retq
+;
+; AVX1-LABEL: shuffle_v4i32_01z3:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5],xmm0[6,7]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v4i32_01z3:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3]
+; AVX2-NEXT:    retq
   %shuffle = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 1, i32 4, i32 3>
   ret <4 x i32> %shuffle
 }
@@ -1248,15 +1353,38 @@ define <4 x i32> @shuffle_v4i32_012z(<4
 }
 
 define <4 x i32> @shuffle_v4i32_0zz3(<4 x i32> %a) {
-; SSE-LABEL: shuffle_v4i32_0zz3:
-; SSE:       # BB#0:
-; SSE-NEXT:    andps {{.*}}(%rip), %xmm0
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v4i32_0zz3:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE2-NEXT:    retq
 ;
-; AVX-LABEL: shuffle_v4i32_0zz3:
-; AVX:       # BB#0:
-; AVX-NEXT:    vandps {{.*}}(%rip), %xmm0, %xmm0
-; AVX-NEXT:    retq
+; SSE3-LABEL: shuffle_v4i32_0zz3:
+; SSE3:       # BB#0:
+; SSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE3-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v4i32_0zz3:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v4i32_0zz3:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    pxor %xmm1, %xmm1
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3,4,5],xmm0[6,7]
+; SSE41-NEXT:    retq
+;
+; AVX1-LABEL: shuffle_v4i32_0zz3:
+; AVX1:       # BB#0:
+; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3,4,5],xmm0[6,7]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: shuffle_v4i32_0zz3:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1,2],xmm0[3]
+; AVX2-NEXT:    retq
   %shuffle = shufflevector <4 x i32> %a, <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 4, i32 3>
   ret <4 x i32> %shuffle
 }

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v8.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v8.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v8.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-128-v8.ll Sun Feb 15 06:18:12 2015
@@ -2074,14 +2074,26 @@ define <8 x i16> @shuffle_v8i16_0z234567
 }
 
 define <8 x i16> @shuffle_v8i16_0zzzz5z7(<8 x i16> %a) {
-; SSE-LABEL: shuffle_v8i16_0zzzz5z7:
-; SSE:       # BB#0:
-; SSE-NEXT:    andps {{.*}}(%rip), %xmm0
-; SSE-NEXT:    retq
+; SSE2-LABEL: shuffle_v8i16_0zzzz5z7:
+; SSE2:       # BB#0:
+; SSE2-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSE2-NEXT:    retq
+;
+; SSSE3-LABEL: shuffle_v8i16_0zzzz5z7:
+; SSSE3:       # BB#0:
+; SSSE3-NEXT:    andps {{.*}}(%rip), %xmm0
+; SSSE3-NEXT:    retq
+;
+; SSE41-LABEL: shuffle_v8i16_0zzzz5z7:
+; SSE41:       # BB#0:
+; SSE41-NEXT:    pxor %xmm1, %xmm1
+; SSE41-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1,2,3,4],xmm0[5],xmm1[6],xmm0[7]
+; SSE41-NEXT:    retq
 ;
 ; AVX-LABEL: shuffle_v8i16_0zzzz5z7:
 ; AVX:       # BB#0:
-; AVX-NEXT:    vandps {{.*}}(%rip), %xmm0, %xmm0
+; AVX-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1,2,3,4],xmm0[5],xmm1[6],xmm0[7]
 ; AVX-NEXT:    retq
   %shuffle = shufflevector <8 x i16> %a, <8 x i16> zeroinitializer, <8 x i32> <i32 0, i32 8, i32 8, i32 8, i32 8, i32 5, i32 8, i32 7>
   ret <8 x i16> %shuffle

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v16.ll Sun Feb 15 06:18:12 2015
@@ -1421,10 +1421,9 @@ define <16 x i16> @shuffle_v16i16_01_zz_
 define <16 x i16> @shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz(<16 x i16> %a) {
 ; AVX1-LABEL: shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpsrlq $32, %xmm0, %xmm1
-; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT:    vpsrlq $32, %xmm0, %xmm0
-; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm1, %ymm1
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[1,3],ymm1[1,3],ymm0[5,7],ymm1[5,7]
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2,1,3,4,6,5,7]
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: shuffle_v16i16_02_03_zz_zz_06_07_zz_zz_10_11_zz_zz_14_15_zz_zz:
@@ -1441,7 +1440,7 @@ define <16 x i16> @shuffle_v16i16_16_zz_
 ; AVX1-NEXT:    vpmovzxwq {{.*#+}} xmm1 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero
 ; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
 ; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,2,3,12,13,2,3,8,9,12,13,12,13,14,15]
+; AVX1-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,6,7,12,13,14,15,0,1,2,3,12,13,14,15]
 ; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
 ; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
 ; AVX1-NEXT:    retq

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v32.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v32.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v32.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v32.ll Sun Feb 15 06:18:12 2015
@@ -1802,9 +1802,8 @@ define <32 x i8> @shuffle_v32i8_32_zz_zz
 define <32 x i8> @shuffle_v32i8_32_zz_33_zz_34_zz_35_zz_36_zz_37_zz_38_zz_39_zz_40_zz_41_zz_42_zz_43_zz_44_zz_45_zz_46_zz_47_zz(<32 x i8> %a) {
 ; AVX1-LABEL: shuffle_v32i8_32_zz_33_zz_34_zz_35_zz_36_zz_37_zz_38_zz_39_zz_40_zz_41_zz_42_zz_43_zz_44_zz_45_zz_46_zz_47_zz:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT:    vpunpcklbw {{.*#+}} 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]
+; AVX1-NEXT:    vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm1 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
 ; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v8.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v8.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v8.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-256-v8.ll Sun Feb 15 06:18:12 2015
@@ -1856,8 +1856,8 @@ define <8 x i32> @shuffle_v8i32_z0U2zUz6
 ; AVX1-LABEL: shuffle_v8i32_z0U2zUz6:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX1-NEXT:    vmovsldup {{.*#+}} ymm0 = ymm0[0,0,2,2,4,4,6,6]
-; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm1[0],ymm0[1,2,3],ymm1[4],ymm0[5],ymm1[6],ymm0[7]
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[2,0,3,1,6,4,7,5]
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: shuffle_v8i32_z0U2zUz6:
@@ -1872,8 +1872,8 @@ define <8 x i32> @shuffle_v8i32_1U3z5zUU
 ; AVX1-LABEL: shuffle_v8i32_1U3z5zUU:
 ; AVX1:       # BB#0:
 ; AVX1-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX1-NEXT:    vmovshdup {{.*#+}} ymm0 = ymm0[1,1,3,3,5,5,7,7]
-; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm0[0,1,2],ymm1[3],ymm0[4],ymm1[5],ymm0[6,7]
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[1,3],ymm1[1,3],ymm0[5,7],ymm1[5,7]
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2,1,3,4,6,5,7]
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: shuffle_v8i32_1U3z5zUU:

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-combining.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-combining.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-combining.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-combining.ll Sun Feb 15 06:18:12 2015
@@ -547,14 +547,14 @@ define <4 x i32> @combine_bitwise_ops_te
 ; SSE2:       # BB#0:
 ; SSE2-NEXT:    xorps %xmm1, %xmm0
 ; SSE2-NEXT:    xorps %xmm1, %xmm1
-; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[1,3]
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[2,3]
 ; SSE2-NEXT:    retq
 ;
 ; SSSE3-LABEL: combine_bitwise_ops_test3c:
 ; SSSE3:       # BB#0:
 ; SSSE3-NEXT:    xorps %xmm1, %xmm0
 ; SSSE3-NEXT:    xorps %xmm1, %xmm1
-; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[1,3]
+; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[2,3]
 ; SSSE3-NEXT:    retq
 ;
 ; SSE41-LABEL: combine_bitwise_ops_test3c:
@@ -617,7 +617,7 @@ define <4 x i32> @combine_bitwise_ops_te
 ; SSE:       # BB#0:
 ; SSE-NEXT:    xorps %xmm1, %xmm0
 ; SSE-NEXT:    xorps %xmm1, %xmm1
-; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm0[1,3]
+; SSE-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[1,3]
 ; SSE-NEXT:    movaps %xmm1, %xmm0
 ; SSE-NEXT:    retq
 ;
@@ -625,7 +625,7 @@ define <4 x i32> @combine_bitwise_ops_te
 ; AVX:       # BB#0:
 ; AVX-NEXT:    vxorps %xmm1, %xmm0, %xmm0
 ; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
-; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm1[0,2],xmm0[1,3]
+; AVX-NEXT:    vshufps {{.*#+}} xmm0 = xmm1[0,1],xmm0[1,3]
 ; AVX-NEXT:    retq
   %shuf1 = shufflevector <4 x i32> %c, <4 x i32> %a, <4 x i32><i32 0, i32 2, i32 5, i32 7>
   %shuf2 = shufflevector <4 x i32> %c, <4 x i32> %b, <4 x i32><i32 0, i32 2, i32 5, i32 7>

Modified: llvm/trunk/test/CodeGen/X86/vector-shuffle-sse1.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/vector-shuffle-sse1.ll?rev=229308&r1=229307&r2=229308&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/vector-shuffle-sse1.ll (original)
+++ llvm/trunk/test/CodeGen/X86/vector-shuffle-sse1.ll Sun Feb 15 06:18:12 2015
@@ -106,8 +106,8 @@ define <4 x float> @shuffle_v4f32_z4zz(<
 ; SSE1-LABEL: shuffle_v4f32_z4zz:
 ; SSE1:       # BB#0:
 ; SSE1-NEXT:    xorps %xmm1, %xmm1
-; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[2,0]
-; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[3,0]
+; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
+; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm1[2,3]
 ; SSE1-NEXT:    retq
   %shuffle = shufflevector <4 x float> zeroinitializer, <4 x float> %a, <4 x i32> <i32 2, i32 4, i32 3, i32 0>
   ret <4 x float> %shuffle
@@ -117,8 +117,8 @@ define <4 x float> @shuffle_v4f32_zz4z(<
 ; SSE1-LABEL: shuffle_v4f32_zz4z:
 ; SSE1:       # BB#0:
 ; SSE1-NEXT:    xorps %xmm1, %xmm1
-; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[0,0]
-; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,0],xmm0[0,2]
+; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,0],xmm1[3,0]
+; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[0,2]
 ; SSE1-NEXT:    movaps %xmm1, %xmm0
 ; SSE1-NEXT:    retq
   %shuffle = shufflevector <4 x float> zeroinitializer, <4 x float> %a, <4 x i32> <i32 0, i32 0, i32 4, i32 0>
@@ -193,7 +193,7 @@ define <4 x float> @insert_mem_lo_v4f32(
 ; SSE1-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
 ; SSE1-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
 ; SSE1-NEXT:    xorps %xmm2, %xmm2
-; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[0,1]
+; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3]
 ; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3]
 ; SSE1-NEXT:    movaps %xmm1, %xmm0
 ; SSE1-NEXT:    retq
@@ -214,7 +214,7 @@ define <4 x float> @insert_mem_hi_v4f32(
 ; SSE1-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
 ; SSE1-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
 ; SSE1-NEXT:    xorps %xmm2, %xmm2
-; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[0,1]
+; SSE1-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3]
 ; SSE1-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,1]
 ; SSE1-NEXT:    retq
   %a = load <2 x float>* %ptr





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