[llvm] r359707 - [X86][SSE] Fold scalar horizontal add/sub for non-0/1 element extractions
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Wed May 1 10:13:35 PDT 2019
Author: rksimon
Date: Wed May 1 10:13:35 2019
New Revision: 359707
URL: http://llvm.org/viewvc/llvm-project?rev=359707&view=rev
Log:
[X86][SSE] Fold scalar horizontal add/sub for non-0/1 element extractions
We already perform horizontal add/sub if we extract from elements 0 and 1, this patch extends it to non-0/1 element extraction indices (as long as they are from the lowest 128-bit vector).
Differential Revision: https://reviews.llvm.org/D61263
Modified:
llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
llvm/trunk/test/CodeGen/X86/haddsub.ll
llvm/trunk/test/CodeGen/X86/phaddsub-extract.ll
Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=359707&r1=359706&r2=359707&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Wed May 1 10:13:35 2019
@@ -19020,33 +19020,38 @@ static SDValue lowerAddSubToHorizontalOp
}
unsigned LExtIndex = LHS.getConstantOperandVal(1);
unsigned RExtIndex = RHS.getConstantOperandVal(1);
- if (LExtIndex == 1 && RExtIndex == 0 &&
+ if ((LExtIndex & 1) == 1 && (RExtIndex & 1) == 0 &&
(HOpcode == X86ISD::HADD || HOpcode == X86ISD::FHADD))
std::swap(LExtIndex, RExtIndex);
- // TODO: This can be extended to handle other adjacent extract pairs.
- if (LExtIndex != 0 || RExtIndex != 1)
+ if ((LExtIndex & 1) != 0 || RExtIndex != (LExtIndex + 1))
return Op;
SDValue X = LHS.getOperand(0);
EVT VecVT = X.getValueType();
unsigned BitWidth = VecVT.getSizeInBits();
+ unsigned NumLanes = BitWidth / 128;
+ unsigned NumEltsPerLane = VecVT.getVectorNumElements() / NumLanes;
assert((BitWidth == 128 || BitWidth == 256 || BitWidth == 512) &&
"Not expecting illegal vector widths here");
// Creating a 256-bit horizontal op would be wasteful, and there is no 512-bit
- // equivalent, so extract the 256/512-bit source op to 128-bit.
- // This is free: ymm/zmm -> xmm.
+ // equivalent, so extract the 256/512-bit source op to 128-bit if we can.
+ // This is free if we're extracting from the bottom lane: ymm/zmm -> xmm.
+ if (NumEltsPerLane <= LExtIndex)
+ return Op;
+
SDLoc DL(Op);
if (BitWidth == 256 || BitWidth == 512)
X = extract128BitVector(X, 0, DAG, DL);
// add (extractelt (X, 0), extractelt (X, 1)) --> extractelt (hadd X, X), 0
// add (extractelt (X, 1), extractelt (X, 0)) --> extractelt (hadd X, X), 0
+ // add (extractelt (X, 2), extractelt (X, 3)) --> extractelt (hadd X, X), 1
// sub (extractelt (X, 0), extractelt (X, 1)) --> extractelt (hsub X, X), 0
SDValue HOp = DAG.getNode(HOpcode, DL, X.getValueType(), X, X);
return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, Op.getSimpleValueType(), HOp,
- DAG.getIntPtrConstant(0, DL));
+ DAG.getIntPtrConstant(LExtIndex / 2, DL));
}
/// Depending on uarch and/or optimizing for size, we might prefer to use a
Modified: llvm/trunk/test/CodeGen/X86/haddsub.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/haddsub.ll?rev=359707&r1=359706&r2=359707&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/haddsub.ll (original)
+++ llvm/trunk/test/CodeGen/X86/haddsub.ll Wed May 1 10:13:35 2019
@@ -618,20 +618,32 @@ define float @extract_extract01_v4f32_fa
}
define float @extract_extract23_v4f32_fadd_f32(<4 x float> %x) {
-; SSE3-LABEL: extract_extract23_v4f32_fadd_f32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4f32_fadd_f32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4f32_fadd_f32:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vaddss %xmm0, %xmm1, %xmm0
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4f32_fadd_f32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4f32_fadd_f32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vaddss %xmm0, %xmm1, %xmm0
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4f32_fadd_f32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x float> %x, i32 2
%x1 = extractelement <4 x float> %x, i32 3
%x01 = fadd float %x0, %x1
@@ -667,20 +679,32 @@ define float @extract_extract01_v4f32_fa
}
define float @extract_extract23_v4f32_fadd_f32_commute(<4 x float> %x) {
-; SSE3-LABEL: extract_extract23_v4f32_fadd_f32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4f32_fadd_f32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4f32_fadd_f32_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vaddss %xmm1, %xmm0, %xmm0
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4f32_fadd_f32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4f32_fadd_f32_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vaddss %xmm1, %xmm0, %xmm0
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4f32_fadd_f32_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x float> %x, i32 2
%x1 = extractelement <4 x float> %x, i32 3
%x01 = fadd float %x1, %x0
@@ -776,21 +800,33 @@ define float @extract_extract01_v4f32_fs
}
define float @extract_extract23_v4f32_fsub_f32(<4 x float> %x) {
-; SSE3-LABEL: extract_extract23_v4f32_fsub_f32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: subss %xmm0, %xmm1
-; SSE3-NEXT: movaps %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4f32_fsub_f32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: subss %xmm0, %xmm1
+; SSE3-SLOW-NEXT: movaps %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4f32_fsub_f32:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vsubss %xmm0, %xmm1, %xmm0
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4f32_fsub_f32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: hsubps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4f32_fsub_f32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vsubss %xmm0, %xmm1, %xmm0
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4f32_fsub_f32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhsubps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x float> %x, i32 2
%x1 = extractelement <4 x float> %x, i32 3
%x01 = fsub float %x0, %x1
@@ -919,21 +955,34 @@ define float @extract_extract01_v8f32_fa
}
define float @extract_extract23_v8f32_fadd_f32(<8 x float> %x) {
-; SSE3-LABEL: extract_extract23_v8f32_fadd_f32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8f32_fadd_f32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8f32_fadd_f32:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vaddss %xmm0, %xmm1, %xmm0
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8f32_fadd_f32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8f32_fadd_f32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vaddss %xmm0, %xmm1, %xmm0
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8f32_fadd_f32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x float> %x, i32 2
%x1 = extractelement <8 x float> %x, i32 3
%x01 = fadd float %x0, %x1
@@ -941,13 +990,19 @@ define float @extract_extract23_v8f32_fa
}
define float @extract_extract67_v8f32_fadd_f32(<8 x float> %x) {
-; SSE3-LABEL: extract_extract67_v8f32_fadd_f32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm1, %xmm0
-; SSE3-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract67_v8f32_fadd_f32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm1, %xmm0
+; SSE3-SLOW-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
+;
+; SSE3-FAST-LABEL: extract_extract67_v8f32_fadd_f32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm1, %xmm1
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
+; SSE3-FAST-NEXT: retq
;
; AVX-LABEL: extract_extract67_v8f32_fadd_f32:
; AVX: # %bb.0:
@@ -994,21 +1049,34 @@ define float @extract_extract01_v8f32_fa
}
define float @extract_extract23_v8f32_fadd_f32_commute(<8 x float> %x) {
-; SSE3-LABEL: extract_extract23_v8f32_fadd_f32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8f32_fadd_f32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8f32_fadd_f32_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vaddss %xmm1, %xmm0, %xmm0
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8f32_fadd_f32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8f32_fadd_f32_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vaddss %xmm1, %xmm0, %xmm0
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8f32_fadd_f32_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x float> %x, i32 2
%x1 = extractelement <8 x float> %x, i32 3
%x01 = fadd float %x1, %x0
@@ -1016,13 +1084,19 @@ define float @extract_extract23_v8f32_fa
}
define float @extract_extract67_v8f32_fadd_f32_commute(<8 x float> %x) {
-; SSE3-LABEL: extract_extract67_v8f32_fadd_f32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm1, %xmm0
-; SSE3-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: addss %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract67_v8f32_fadd_f32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm1, %xmm0
+; SSE3-SLOW-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: addss %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
+;
+; SSE3-FAST-LABEL: extract_extract67_v8f32_fadd_f32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: haddps %xmm1, %xmm1
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
+; SSE3-FAST-NEXT: retq
;
; AVX-LABEL: extract_extract67_v8f32_fadd_f32_commute:
; AVX: # %bb.0:
@@ -1187,22 +1261,35 @@ define float @extract_extract01_v8f32_fs
}
define float @extract_extract23_v8f32_fsub_f32(<8 x float> %x) {
-; SSE3-LABEL: extract_extract23_v8f32_fsub_f32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: movaps %xmm0, %xmm1
-; SSE3-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
-; SSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: subss %xmm0, %xmm1
-; SSE3-NEXT: movaps %xmm1, %xmm0
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8f32_fsub_f32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: movaps %xmm0, %xmm1
+; SSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
+; SSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: subss %xmm0, %xmm1
+; SSE3-SLOW-NEXT: movaps %xmm1, %xmm0
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8f32_fsub_f32:
-; AVX: # %bb.0:
-; AVX-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
-; AVX-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; AVX-NEXT: vsubss %xmm0, %xmm1, %xmm0
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8f32_fsub_f32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: hsubps %xmm0, %xmm0
+; SSE3-FAST-NEXT: movshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8f32_fsub_f32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; AVX-SLOW-NEXT: vsubss %xmm0, %xmm1, %xmm0
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8f32_fsub_f32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vhsubps %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x float> %x, i32 2
%x1 = extractelement <8 x float> %x, i32 3
%x01 = fsub float %x0, %x1
Modified: llvm/trunk/test/CodeGen/X86/phaddsub-extract.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/phaddsub-extract.ll?rev=359707&r1=359706&r2=359707&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/phaddsub-extract.ll (original)
+++ llvm/trunk/test/CodeGen/X86/phaddsub-extract.ll Wed May 1 10:13:35 2019
@@ -44,21 +44,34 @@ define i32 @extract_extract01_v4i32_add_
}
define i32 @extract_extract23_v4i32_add_i32(<4 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v4i32_add_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4i32_add_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4i32_add_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4i32_add_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4i32_add_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4i32_add_i32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x i32> %x, i32 2
%x1 = extractelement <4 x i32> %x, i32 3
%x01 = add i32 %x0, %x1
@@ -99,21 +112,34 @@ define i32 @extract_extract01_v4i32_add_
}
define i32 @extract_extract23_v4i32_add_i32_commute(<4 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v4i32_add_i32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4i32_add_i32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4i32_add_i32_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4i32_add_i32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4i32_add_i32_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4i32_add_i32_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x i32> %x, i32 2
%x1 = extractelement <4 x i32> %x, i32 3
%x01 = add i32 %x1, %x0
@@ -157,21 +183,35 @@ define i16 @extract_extract01_v8i16_add_
}
define i16 @extract_extract45_v8i16_add_i16(<8 x i16> %x) {
-; SSE3-LABEL: extract_extract45_v8i16_add_i16:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pextrw $4, %xmm0, %ecx
-; SSE3-NEXT: pextrw $5, %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: # kill: def $ax killed $ax killed $eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract45_v8i16_add_i16:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pextrw $4, %xmm0, %ecx
+; SSE3-SLOW-NEXT: pextrw $5, %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract45_v8i16_add_i16:
-; AVX: # %bb.0:
-; AVX-NEXT: vpextrw $4, %xmm0, %ecx
-; AVX-NEXT: vpextrw $5, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: # kill: def $ax killed $ax killed $eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract45_v8i16_add_i16:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddw %xmm0, %xmm0
+; SSE3-FAST-NEXT: pextrw $2, %xmm0, %eax
+; SSE3-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract45_v8i16_add_i16:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpextrw $4, %xmm0, %ecx
+; AVX-SLOW-NEXT: vpextrw $5, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract45_v8i16_add_i16:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrw $2, %xmm0, %eax
+; AVX-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i16> %x, i32 4
%x1 = extractelement <8 x i16> %x, i32 5
%x01 = add i16 %x0, %x1
@@ -215,21 +255,35 @@ define i16 @extract_extract01_v8i16_add_
}
define i16 @extract_extract45_v8i16_add_i16_commute(<8 x i16> %x) {
-; SSE3-LABEL: extract_extract45_v8i16_add_i16_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pextrw $4, %xmm0, %ecx
-; SSE3-NEXT: pextrw $5, %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: # kill: def $ax killed $ax killed $eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract45_v8i16_add_i16_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pextrw $4, %xmm0, %ecx
+; SSE3-SLOW-NEXT: pextrw $5, %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract45_v8i16_add_i16_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vpextrw $4, %xmm0, %ecx
-; AVX-NEXT: vpextrw $5, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: # kill: def $ax killed $ax killed $eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract45_v8i16_add_i16_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddw %xmm0, %xmm0
+; SSE3-FAST-NEXT: pextrw $2, %xmm0, %eax
+; SSE3-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract45_v8i16_add_i16_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpextrw $4, %xmm0, %ecx
+; AVX-SLOW-NEXT: vpextrw $5, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract45_v8i16_add_i16_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrw $2, %xmm0, %eax
+; AVX-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i16> %x, i32 4
%x1 = extractelement <8 x i16> %x, i32 5
%x01 = add i16 %x1, %x0
@@ -270,21 +324,34 @@ define i32 @extract_extract01_v4i32_sub_
}
define i32 @extract_extract23_v4i32_sub_i32(<4 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v4i32_sub_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %eax
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %ecx
-; SSE3-NEXT: subl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v4i32_sub_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %eax
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %ecx
+; SSE3-SLOW-NEXT: subl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v4i32_sub_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %eax
-; AVX-NEXT: vextractps $3, %xmm0, %ecx
-; AVX-NEXT: subl %ecx, %eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v4i32_sub_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phsubd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v4i32_sub_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %eax
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %ecx
+; AVX-SLOW-NEXT: subl %ecx, %eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v4i32_sub_i32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <4 x i32> %x, i32 2
%x1 = extractelement <4 x i32> %x, i32 3
%x01 = sub i32 %x0, %x1
@@ -371,21 +438,35 @@ define i16 @extract_extract01_v8i16_sub_
}
define i16 @extract_extract23_v8i16_sub_i16(<8 x i16> %x) {
-; SSE3-LABEL: extract_extract23_v8i16_sub_i16:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pextrw $2, %xmm0, %eax
-; SSE3-NEXT: pextrw $3, %xmm0, %ecx
-; SSE3-NEXT: subl %ecx, %eax
-; SSE3-NEXT: # kill: def $ax killed $ax killed $eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8i16_sub_i16:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pextrw $2, %xmm0, %eax
+; SSE3-SLOW-NEXT: pextrw $3, %xmm0, %ecx
+; SSE3-SLOW-NEXT: subl %ecx, %eax
+; SSE3-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8i16_sub_i16:
-; AVX: # %bb.0:
-; AVX-NEXT: vpextrw $2, %xmm0, %eax
-; AVX-NEXT: vpextrw $3, %xmm0, %ecx
-; AVX-NEXT: subl %ecx, %eax
-; AVX-NEXT: # kill: def $ax killed $ax killed $eax
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8i16_sub_i16:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phsubw %xmm0, %xmm0
+; SSE3-FAST-NEXT: pextrw $1, %xmm0, %eax
+; SSE3-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8i16_sub_i16:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpextrw $2, %xmm0, %eax
+; AVX-SLOW-NEXT: vpextrw $3, %xmm0, %ecx
+; AVX-SLOW-NEXT: subl %ecx, %eax
+; AVX-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8i16_sub_i16:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphsubw %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrw $1, %xmm0, %eax
+; AVX-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i16> %x, i32 2
%x1 = extractelement <8 x i16> %x, i32 3
%x01 = sub i16 %x0, %x1
@@ -474,22 +555,36 @@ define i32 @extract_extract01_v8i32_add_
}
define i32 @extract_extract23_v8i32_add_i32(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v8i32_add_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8i32_add_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8i32_add_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8i32_add_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8i32_add_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8i32_add_i32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 2
%x1 = extractelement <8 x i32> %x, i32 3
%x01 = add i32 %x0, %x1
@@ -497,23 +592,54 @@ define i32 @extract_extract23_v8i32_add_
}
define i32 @extract_extract67_v8i32_add_i32(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract67_v8i32_add_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
-; SSE3-NEXT: movd %xmm0, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract67_v8i32_add_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm0, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract67_v8i32_add_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractf128 $1, %ymm0, %xmm0
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract67_v8i32_add_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm1, %xmm1
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract67_v8i32_add_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX1-FAST-LABEL: extract_extract67_v8i32_add_i32:
+; AVX1-FAST: # %bb.0:
+; AVX1-FAST-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX1-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX1-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX1-FAST-NEXT: vzeroupper
+; AVX1-FAST-NEXT: retq
+;
+; AVX2-FAST-LABEL: extract_extract67_v8i32_add_i32:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX2-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
+;
+; AVX512-FAST-LABEL: extract_extract67_v8i32_add_i32:
+; AVX512-FAST: # %bb.0:
+; AVX512-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX512-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX512-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX512-FAST-NEXT: vzeroupper
+; AVX512-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 6
%x1 = extractelement <8 x i32> %x, i32 7
%x01 = add i32 %x0, %x1
@@ -556,22 +682,36 @@ define i32 @extract_extract01_v8i32_add_
}
define i32 @extract_extract23_v8i32_add_i32_commute(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v8i32_add_i32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8i32_add_i32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8i32_add_i32_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8i32_add_i32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8i32_add_i32_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8i32_add_i32_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 2
%x1 = extractelement <8 x i32> %x, i32 3
%x01 = add i32 %x1, %x0
@@ -579,23 +719,54 @@ define i32 @extract_extract23_v8i32_add_
}
define i32 @extract_extract67_v8i32_add_i32_commute(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract67_v8i32_add_i32_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
-; SSE3-NEXT: movd %xmm0, %ecx
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract67_v8i32_add_i32_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm0, %ecx
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract67_v8i32_add_i32_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractf128 $1, %ymm0, %xmm0
-; AVX-NEXT: vextractps $2, %xmm0, %ecx
-; AVX-NEXT: vextractps $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract67_v8i32_add_i32_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddd %xmm1, %xmm1
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract67_v8i32_add_i32_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX1-FAST-LABEL: extract_extract67_v8i32_add_i32_commute:
+; AVX1-FAST: # %bb.0:
+; AVX1-FAST-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX1-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX1-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX1-FAST-NEXT: vzeroupper
+; AVX1-FAST-NEXT: retq
+;
+; AVX2-FAST-LABEL: extract_extract67_v8i32_add_i32_commute:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX2-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
+;
+; AVX512-FAST-LABEL: extract_extract67_v8i32_add_i32_commute:
+; AVX512-FAST: # %bb.0:
+; AVX512-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX512-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
+; AVX512-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX512-FAST-NEXT: vzeroupper
+; AVX512-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 6
%x1 = extractelement <8 x i32> %x, i32 7
%x01 = add i32 %x1, %x0
@@ -641,22 +812,37 @@ define i16 @extract_extract01_v16i16_add
}
define i16 @extract_extract23_v16i16_add_i16(<16 x i16> %x) {
-; SSE3-LABEL: extract_extract23_v16i16_add_i16:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pextrw $2, %xmm0, %ecx
-; SSE3-NEXT: pextrw $3, %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: # kill: def $ax killed $ax killed $eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v16i16_add_i16:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pextrw $2, %xmm0, %ecx
+; SSE3-SLOW-NEXT: pextrw $3, %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v16i16_add_i16:
-; AVX: # %bb.0:
-; AVX-NEXT: vpextrw $2, %xmm0, %ecx
-; AVX-NEXT: vpextrw $3, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: # kill: def $ax killed $ax killed $eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v16i16_add_i16:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddw %xmm0, %xmm0
+; SSE3-FAST-NEXT: pextrw $1, %xmm0, %eax
+; SSE3-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v16i16_add_i16:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpextrw $2, %xmm0, %ecx
+; AVX-SLOW-NEXT: vpextrw $3, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v16i16_add_i16:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrw $1, %xmm0, %eax
+; AVX-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <16 x i16> %x, i32 2
%x1 = extractelement <16 x i16> %x, i32 3
%x01 = add i16 %x0, %x1
@@ -783,22 +969,37 @@ define i16 @extract_extract01_v16i16_add
}
define i16 @extract_extract45_v16i16_add_i16_commute(<16 x i16> %x) {
-; SSE3-LABEL: extract_extract45_v16i16_add_i16_commute:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pextrw $4, %xmm0, %ecx
-; SSE3-NEXT: pextrw $5, %xmm0, %eax
-; SSE3-NEXT: addl %ecx, %eax
-; SSE3-NEXT: # kill: def $ax killed $ax killed $eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract45_v16i16_add_i16_commute:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pextrw $4, %xmm0, %ecx
+; SSE3-SLOW-NEXT: pextrw $5, %xmm0, %eax
+; SSE3-SLOW-NEXT: addl %ecx, %eax
+; SSE3-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract45_v16i16_add_i16_commute:
-; AVX: # %bb.0:
-; AVX-NEXT: vpextrw $4, %xmm0, %ecx
-; AVX-NEXT: vpextrw $5, %xmm0, %eax
-; AVX-NEXT: addl %ecx, %eax
-; AVX-NEXT: # kill: def $ax killed $ax killed $eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract45_v16i16_add_i16_commute:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phaddw %xmm0, %xmm0
+; SSE3-FAST-NEXT: pextrw $2, %xmm0, %eax
+; SSE3-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract45_v16i16_add_i16_commute:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vpextrw $4, %xmm0, %ecx
+; AVX-SLOW-NEXT: vpextrw $5, %xmm0, %eax
+; AVX-SLOW-NEXT: addl %ecx, %eax
+; AVX-SLOW-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract45_v16i16_add_i16_commute:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrw $2, %xmm0, %eax
+; AVX-FAST-NEXT: # kill: def $ax killed $ax killed $eax
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <16 x i16> %x, i32 4
%x1 = extractelement <16 x i16> %x, i32 5
%x01 = add i16 %x1, %x0
@@ -922,22 +1123,36 @@ define i32 @extract_extract01_v8i32_sub_
}
define i32 @extract_extract23_v8i32_sub_i32(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract23_v8i32_sub_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
-; SSE3-NEXT: movd %xmm1, %eax
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %ecx
-; SSE3-NEXT: subl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract23_v8i32_sub_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm1, %eax
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %ecx
+; SSE3-SLOW-NEXT: subl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract23_v8i32_sub_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractps $2, %xmm0, %eax
-; AVX-NEXT: vextractps $3, %xmm0, %ecx
-; AVX-NEXT: subl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract23_v8i32_sub_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phsubd %xmm0, %xmm0
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract23_v8i32_sub_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %eax
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %ecx
+; AVX-SLOW-NEXT: subl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX-FAST-LABEL: extract_extract23_v8i32_sub_i32:
+; AVX-FAST: # %bb.0:
+; AVX-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
+; AVX-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX-FAST-NEXT: vzeroupper
+; AVX-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 2
%x1 = extractelement <8 x i32> %x, i32 3
%x01 = sub i32 %x0, %x1
@@ -945,23 +1160,54 @@ define i32 @extract_extract23_v8i32_sub_
}
define i32 @extract_extract67_v8i32_sub_i32(<8 x i32> %x) {
-; SSE3-LABEL: extract_extract67_v8i32_sub_i32:
-; SSE3: # %bb.0:
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
-; SSE3-NEXT: movd %xmm0, %eax
-; SSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
-; SSE3-NEXT: movd %xmm0, %ecx
-; SSE3-NEXT: subl %ecx, %eax
-; SSE3-NEXT: retq
+; SSE3-SLOW-LABEL: extract_extract67_v8i32_sub_i32:
+; SSE3-SLOW: # %bb.0:
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
+; SSE3-SLOW-NEXT: movd %xmm0, %eax
+; SSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
+; SSE3-SLOW-NEXT: movd %xmm0, %ecx
+; SSE3-SLOW-NEXT: subl %ecx, %eax
+; SSE3-SLOW-NEXT: retq
;
-; AVX-LABEL: extract_extract67_v8i32_sub_i32:
-; AVX: # %bb.0:
-; AVX-NEXT: vextractf128 $1, %ymm0, %xmm0
-; AVX-NEXT: vextractps $2, %xmm0, %eax
-; AVX-NEXT: vextractps $3, %xmm0, %ecx
-; AVX-NEXT: subl %ecx, %eax
-; AVX-NEXT: vzeroupper
-; AVX-NEXT: retq
+; SSE3-FAST-LABEL: extract_extract67_v8i32_sub_i32:
+; SSE3-FAST: # %bb.0:
+; SSE3-FAST-NEXT: phsubd %xmm1, %xmm1
+; SSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,2,3]
+; SSE3-FAST-NEXT: movd %xmm0, %eax
+; SSE3-FAST-NEXT: retq
+;
+; AVX-SLOW-LABEL: extract_extract67_v8i32_sub_i32:
+; AVX-SLOW: # %bb.0:
+; AVX-SLOW-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX-SLOW-NEXT: vextractps $2, %xmm0, %eax
+; AVX-SLOW-NEXT: vextractps $3, %xmm0, %ecx
+; AVX-SLOW-NEXT: subl %ecx, %eax
+; AVX-SLOW-NEXT: vzeroupper
+; AVX-SLOW-NEXT: retq
+;
+; AVX1-FAST-LABEL: extract_extract67_v8i32_sub_i32:
+; AVX1-FAST: # %bb.0:
+; AVX1-FAST-NEXT: vextractf128 $1, %ymm0, %xmm0
+; AVX1-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
+; AVX1-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX1-FAST-NEXT: vzeroupper
+; AVX1-FAST-NEXT: retq
+;
+; AVX2-FAST-LABEL: extract_extract67_v8i32_sub_i32:
+; AVX2-FAST: # %bb.0:
+; AVX2-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX2-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
+; AVX2-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX2-FAST-NEXT: vzeroupper
+; AVX2-FAST-NEXT: retq
+;
+; AVX512-FAST-LABEL: extract_extract67_v8i32_sub_i32:
+; AVX512-FAST: # %bb.0:
+; AVX512-FAST-NEXT: vextracti128 $1, %ymm0, %xmm0
+; AVX512-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
+; AVX512-FAST-NEXT: vpextrd $1, %xmm0, %eax
+; AVX512-FAST-NEXT: vzeroupper
+; AVX512-FAST-NEXT: retq
%x0 = extractelement <8 x i32> %x, i32 6
%x1 = extractelement <8 x i32> %x, i32 7
%x01 = sub i32 %x0, %x1
More information about the llvm-commits
mailing list