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-rw-r--r--llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp96
-rw-r--r--llvm/test/CodeGen/X86/vector-narrow-binop.ll63
-rw-r--r--llvm/test/CodeGen/X86/vector-trunc-math.ll6
-rw-r--r--llvm/test/CodeGen/X86/vector-tzcnt-256.ll264
4 files changed, 244 insertions, 185 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 8d247c89a0a..6b9ab714e67 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -14462,6 +14462,99 @@ SDValue DAGCombiner::visitCONCAT_VECTORS(SDNode *N) {
return SDValue();
}
+/// If we are extracting a subvector produced by a wide binary operator with at
+/// at least one operand that was the result of a vector concatenation, then try
+/// to use the narrow vector operands directly to avoid the concatenation and
+/// extraction.
+static SDValue narrowExtractedVectorBinOp(SDNode *Extract, SelectionDAG &DAG) {
+ // TODO: Refactor with the caller (visitEXTRACT_SUBVECTOR), so we can share
+ // some of these bailouts with other transforms.
+
+ // The extract index must be a constant, so we can map it to a concat operand.
+ auto *ExtractIndex = dyn_cast<ConstantSDNode>(Extract->getOperand(1));
+ if (!ExtractIndex)
+ return SDValue();
+
+ // Only handle the case where we are doubling and then halving. A larger ratio
+ // may require more than two narrow binops to replace the wide binop.
+ EVT VT = Extract->getValueType(0);
+ unsigned NumElems = VT.getVectorNumElements();
+ assert((ExtractIndex->getZExtValue() % NumElems) == 0 &&
+ "Extract index is not a multiple of the vector length.");
+ if (Extract->getOperand(0).getValueSizeInBits() != VT.getSizeInBits() * 2)
+ return SDValue();
+
+ // We are looking for an optionally bitcasted wide vector binary operator
+ // feeding an extract subvector.
+ SDValue BinOp = Extract->getOperand(0);
+ if (BinOp.getOpcode() == ISD::BITCAST)
+ BinOp = BinOp.getOperand(0);
+
+ // TODO: The motivating case for this transform is an x86 AVX1 target. That
+ // target has temptingly almost legal versions of bitwise logic ops in 256-bit
+ // flavors, but no other 256-bit integer support. This could be extended to
+ // handle any binop, but that may require fixing/adding other folds to avoid
+ // codegen regressions.
+ unsigned BOpcode = BinOp.getOpcode();
+ if (BOpcode != ISD::AND && BOpcode != ISD::OR && BOpcode != ISD::XOR)
+ return SDValue();
+
+ // The binop must be a vector type, so we can chop it in half.
+ EVT WideBVT = BinOp.getValueType();
+ if (!WideBVT.isVector())
+ return SDValue();
+
+ // Bail out if the target does not support a narrower version of the binop.
+ EVT NarrowBVT = EVT::getVectorVT(*DAG.getContext(), WideBVT.getScalarType(),
+ WideBVT.getVectorNumElements() / 2);
+ const TargetLowering &TLI = DAG.getTargetLoweringInfo();
+ if (!TLI.isOperationLegalOrCustomOrPromote(BOpcode, NarrowBVT))
+ return SDValue();
+
+ // Peek through bitcasts of the binary operator operands if needed.
+ SDValue LHS = BinOp.getOperand(0);
+ if (LHS.getOpcode() == ISD::BITCAST)
+ LHS = LHS.getOperand(0);
+
+ SDValue RHS = BinOp.getOperand(1);
+ if (RHS.getOpcode() == ISD::BITCAST)
+ RHS = RHS.getOperand(0);
+
+ // We need at least one concatenation operation of a binop operand to make
+ // this transform worthwhile. The concat must double the input vector sizes.
+ // TODO: Should we also handle INSERT_SUBVECTOR patterns?
+ bool ConcatL =
+ LHS.getOpcode() == ISD::CONCAT_VECTORS && LHS.getNumOperands() == 2;
+ bool ConcatR =
+ RHS.getOpcode() == ISD::CONCAT_VECTORS && RHS.getNumOperands() == 2;
+ if (!ConcatL && !ConcatR)
+ return SDValue();
+
+ // If one of the binop operands was not the result of a concat, we must
+ // extract a half-sized operand for our new narrow binop. We can't just reuse
+ // the original extract index operand because we may have bitcasted.
+ unsigned ConcatOpNum = ExtractIndex->getZExtValue() / NumElems;
+ unsigned ExtBOIdx = ConcatOpNum * NarrowBVT.getVectorNumElements();
+ EVT ExtBOIdxVT = Extract->getOperand(1).getValueType();
+ SDLoc DL(Extract);
+
+ // extract (binop (concat X1, X2), (concat Y1, Y2)), N --> binop XN, YN
+ // extract (binop (concat X1, X2), Y), N --> binop XN, (extract Y, N)
+ // extract (binop X, (concat Y1, Y2)), N --> binop (extract X, N), YN
+ SDValue X = ConcatL ? DAG.getBitcast(NarrowBVT, LHS.getOperand(ConcatOpNum))
+ : DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, NarrowBVT,
+ BinOp.getOperand(0),
+ DAG.getConstant(ExtBOIdx, DL, ExtBOIdxVT));
+
+ SDValue Y = ConcatR ? DAG.getBitcast(NarrowBVT, RHS.getOperand(ConcatOpNum))
+ : DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, NarrowBVT,
+ BinOp.getOperand(1),
+ DAG.getConstant(ExtBOIdx, DL, ExtBOIdxVT));
+
+ SDValue NarrowBinOp = DAG.getNode(BOpcode, DL, NarrowBVT, X, Y);
+ return DAG.getBitcast(VT, NarrowBinOp);
+}
+
SDValue DAGCombiner::visitEXTRACT_SUBVECTOR(SDNode* N) {
EVT NVT = N->getValueType(0);
SDValue V = N->getOperand(0);
@@ -14517,6 +14610,9 @@ SDValue DAGCombiner::visitEXTRACT_SUBVECTOR(SDNode* N) {
}
}
+ if (SDValue NarrowBOp = narrowExtractedVectorBinOp(N, DAG))
+ return NarrowBOp;
+
return SDValue();
}
diff --git a/llvm/test/CodeGen/X86/vector-narrow-binop.ll b/llvm/test/CodeGen/X86/vector-narrow-binop.ll
index f737ea2b7fb..4d183f3172b 100644
--- a/llvm/test/CodeGen/X86/vector-narrow-binop.ll
+++ b/llvm/test/CodeGen/X86/vector-narrow-binop.ll
@@ -22,17 +22,17 @@ define <8 x i32> @PR32790(<8 x i32> %a, <8 x i32> %b, <8 x i32> %c, <8 x i32> %d
;
; AVX1-LABEL: PR32790:
; AVX1: # BB#0:
-; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm4
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm5
-; AVX1-NEXT: vpaddd %xmm4, %xmm5, %xmm4
+; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm4
+; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
; AVX1-NEXT: vpaddd %xmm1, %xmm0, %xmm0
-; AVX1-NEXT: vinsertf128 $1, %xmm4, %ymm0, %ymm0
-; AVX1-NEXT: vandps %ymm2, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vextractf128 $1, %ymm3, %xmm2
-; AVX1-NEXT: vpsubd %xmm2, %xmm1, %xmm1
-; AVX1-NEXT: vpsubd %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT: vextractf128 $1, %ymm2, %xmm1
+; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vextractf128 $1, %ymm3, %xmm1
+; AVX1-NEXT: vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpand %xmm2, %xmm4, %xmm1
+; AVX1-NEXT: vpsubd %xmm3, %xmm1, %xmm1
+; AVX1-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: PR32790:
@@ -60,46 +60,17 @@ define <8 x i32> @PR32790(<8 x i32> %a, <8 x i32> %b, <8 x i32> %c, <8 x i32> %d
define <4 x i32> @do_not_use_256bit_op(<4 x i32> %a, <4 x i32> %b, <4 x i32> %c, <4 x i32> %d) {
; SSE-LABEL: do_not_use_256bit_op:
; SSE: # BB#0:
-; SSE-NEXT: pand %xmm3, %xmm1
; SSE-NEXT: pand %xmm2, %xmm0
+; SSE-NEXT: pand %xmm3, %xmm1
; SSE-NEXT: psubd %xmm1, %xmm0
; SSE-NEXT: retq
;
-; AVX1-LABEL: do_not_use_256bit_op:
-; AVX1: # BB#0:
-; AVX1-NEXT: # kill: %XMM2<def> %XMM2<kill> %YMM2<def>
-; AVX1-NEXT: # kill: %XMM0<def> %XMM0<kill> %YMM0<def>
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
-; AVX1-NEXT: vinsertf128 $1, %xmm3, %ymm2, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vpsubd %xmm1, %xmm0, %xmm0
-; AVX1-NEXT: vzeroupper
-; AVX1-NEXT: retq
-;
-; AVX2-LABEL: do_not_use_256bit_op:
-; AVX2: # BB#0:
-; AVX2-NEXT: # kill: %XMM2<def> %XMM2<kill> %YMM2<def>
-; AVX2-NEXT: # kill: %XMM0<def> %XMM0<kill> %YMM0<def>
-; AVX2-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2-NEXT: vinserti128 $1, %xmm3, %ymm2, %ymm1
-; AVX2-NEXT: vpand %ymm1, %ymm0, %ymm0
-; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT: vpsubd %xmm1, %xmm0, %xmm0
-; AVX2-NEXT: vzeroupper
-; AVX2-NEXT: retq
-;
-; AVX512-LABEL: do_not_use_256bit_op:
-; AVX512: # BB#0:
-; AVX512-NEXT: # kill: %XMM2<def> %XMM2<kill> %YMM2<def>
-; AVX512-NEXT: # kill: %XMM0<def> %XMM0<kill> %YMM0<def>
-; AVX512-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX512-NEXT: vinserti128 $1, %xmm3, %ymm2, %ymm1
-; AVX512-NEXT: vpand %ymm1, %ymm0, %ymm0
-; AVX512-NEXT: vextracti128 $1, %ymm0, %xmm1
-; AVX512-NEXT: vpsubd %xmm1, %xmm0, %xmm0
-; AVX512-NEXT: vzeroupper
-; AVX512-NEXT: retq
+; AVX-LABEL: do_not_use_256bit_op:
+; AVX: # BB#0:
+; AVX-NEXT: vpand %xmm2, %xmm0, %xmm0
+; AVX-NEXT: vpand %xmm3, %xmm1, %xmm1
+; AVX-NEXT: vpsubd %xmm1, %xmm0, %xmm0
+; AVX-NEXT: retq
%concat1 = shufflevector <4 x i32> %a, <4 x i32> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
%concat2 = shufflevector <4 x i32> %c, <4 x i32> %d, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
%and = and <8 x i32> %concat1, %concat2
diff --git a/llvm/test/CodeGen/X86/vector-trunc-math.ll b/llvm/test/CodeGen/X86/vector-trunc-math.ll
index a5fac9ac6a4..d4fbb72bbe6 100644
--- a/llvm/test/CodeGen/X86/vector-trunc-math.ll
+++ b/llvm/test/CodeGen/X86/vector-trunc-math.ll
@@ -3030,10 +3030,10 @@ define <8 x i16> @trunc_and_v8i64_v8i16(<8 x i64> %a0, <8 x i64> %a1) nounwind {
define <8 x i16> @trunc_and_v8i32_v8i16(<8 x i32> %a0, <8 x i32> %a1) nounwind {
; SSE-LABEL: trunc_and_v8i32_v8i16:
; SSE: # BB#0:
-; SSE-NEXT: pand %xmm2, %xmm0
; SSE-NEXT: pand %xmm3, %xmm1
; SSE-NEXT: pslld $16, %xmm1
; SSE-NEXT: psrad $16, %xmm1
+; SSE-NEXT: pand %xmm2, %xmm0
; SSE-NEXT: pslld $16, %xmm0
; SSE-NEXT: psrad $16, %xmm0
; SSE-NEXT: packssdw %xmm1, %xmm0
@@ -3786,10 +3786,10 @@ define <8 x i16> @trunc_xor_v8i64_v8i16(<8 x i64> %a0, <8 x i64> %a1) nounwind {
define <8 x i16> @trunc_xor_v8i32_v8i16(<8 x i32> %a0, <8 x i32> %a1) nounwind {
; SSE-LABEL: trunc_xor_v8i32_v8i16:
; SSE: # BB#0:
-; SSE-NEXT: pxor %xmm2, %xmm0
; SSE-NEXT: pxor %xmm3, %xmm1
; SSE-NEXT: pslld $16, %xmm1
; SSE-NEXT: psrad $16, %xmm1
+; SSE-NEXT: pxor %xmm2, %xmm0
; SSE-NEXT: pslld $16, %xmm0
; SSE-NEXT: psrad $16, %xmm0
; SSE-NEXT: packssdw %xmm1, %xmm0
@@ -4542,10 +4542,10 @@ define <8 x i16> @trunc_or_v8i64_v8i16(<8 x i64> %a0, <8 x i64> %a1) nounwind {
define <8 x i16> @trunc_or_v8i32_v8i16(<8 x i32> %a0, <8 x i32> %a1) nounwind {
; SSE-LABEL: trunc_or_v8i32_v8i16:
; SSE: # BB#0:
-; SSE-NEXT: por %xmm2, %xmm0
; SSE-NEXT: por %xmm3, %xmm1
; SSE-NEXT: pslld $16, %xmm1
; SSE-NEXT: psrad $16, %xmm1
+; SSE-NEXT: por %xmm2, %xmm0
; SSE-NEXT: pslld $16, %xmm0
; SSE-NEXT: psrad $16, %xmm0
; SSE-NEXT: packssdw %xmm1, %xmm0
diff --git a/llvm/test/CodeGen/X86/vector-tzcnt-256.ll b/llvm/test/CodeGen/X86/vector-tzcnt-256.ll
index b92b4b010aa..101ae95550e 100644
--- a/llvm/test/CodeGen/X86/vector-tzcnt-256.ll
+++ b/llvm/test/CodeGen/X86/vector-tzcnt-256.ll
@@ -13,11 +13,8 @@ define <4 x i64> @testv4i64(<4 x i64> %in) nounwind {
; AVX1: # BB#0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubq %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubq %xmm0, %xmm2, %xmm3
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm3, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT: vpsubq %xmm1, %xmm2, %xmm3
+; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1]
; AVX1-NEXT: vpsubq %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
@@ -29,6 +26,8 @@ define <4 x i64> @testv4i64(<4 x i64> %in) nounwind {
; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
; AVX1-NEXT: vpsadbw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT: vpsubq %xmm0, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm5, %xmm0, %xmm0
; AVX1-NEXT: vpsubq %xmm3, %xmm0, %xmm0
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm3
; AVX1-NEXT: vpshufb %xmm3, %xmm6, %xmm3
@@ -129,11 +128,8 @@ define <4 x i64> @testv4i64u(<4 x i64> %in) nounwind {
; AVX1: # BB#0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubq %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubq %xmm0, %xmm2, %xmm3
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm3, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT: vpsubq %xmm1, %xmm2, %xmm3
+; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1]
; AVX1-NEXT: vpsubq %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
@@ -145,6 +141,8 @@ define <4 x i64> @testv4i64u(<4 x i64> %in) nounwind {
; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
; AVX1-NEXT: vpsadbw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT: vpsubq %xmm0, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm5, %xmm0, %xmm0
; AVX1-NEXT: vpsubq %xmm3, %xmm0, %xmm0
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm3
; AVX1-NEXT: vpshufb %xmm3, %xmm6, %xmm3
@@ -228,28 +226,27 @@ define <4 x i64> @testv4i64u(<4 x i64> %in) nounwind {
define <8 x i32> @testv8i32(<8 x i32> %in) nounwind {
; AVX1-LABEL: testv8i32:
; AVX1: # BB#0:
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm2
-; AVX1-NEXT: vpxor %xmm1, %xmm1, %xmm1
-; AVX1-NEXT: vpsubd %xmm2, %xmm1, %xmm2
-; AVX1-NEXT: vpsubd %xmm0, %xmm1, %xmm3
-; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm3, %ymm2
-; AVX1-NEXT: vandps %ymm2, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT: vpsubd %xmm1, %xmm2, %xmm3
+; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1]
-; AVX1-NEXT: vpsubd %xmm3, %xmm2, %xmm2
+; AVX1-NEXT: vpsubd %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm5
; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
-; AVX1-NEXT: vpsrlw $4, %xmm2, %xmm2
-; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
-; AVX1-NEXT: vpaddb %xmm5, %xmm2, %xmm2
-; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; AVX1-NEXT: vpsadbw %xmm1, %xmm5, %xmm5
-; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero
-; AVX1-NEXT: vpsadbw %xmm1, %xmm2, %xmm2
-; AVX1-NEXT: vpackuswb %xmm5, %xmm2, %xmm2
+; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
+; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT: vpsadbw %xmm2, %xmm5, %xmm5
+; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT: vpsadbw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT: vpackuswb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpsubd %xmm0, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm5, %xmm0, %xmm0
; AVX1-NEXT: vpsubd %xmm3, %xmm0, %xmm0
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm3
; AVX1-NEXT: vpshufb %xmm3, %xmm6, %xmm3
@@ -257,12 +254,12 @@ define <8 x i32> @testv8i32(<8 x i32> %in) nounwind {
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT: vpsadbw %xmm1, %xmm3, %xmm3
+; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT: vpsadbw %xmm2, %xmm3, %xmm3
; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
-; AVX1-NEXT: vpsadbw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpsadbw %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vpackuswb %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: testv8i32:
@@ -369,28 +366,27 @@ define <8 x i32> @testv8i32(<8 x i32> %in) nounwind {
define <8 x i32> @testv8i32u(<8 x i32> %in) nounwind {
; AVX1-LABEL: testv8i32u:
; AVX1: # BB#0:
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm2
-; AVX1-NEXT: vpxor %xmm1, %xmm1, %xmm1
-; AVX1-NEXT: vpsubd %xmm2, %xmm1, %xmm2
-; AVX1-NEXT: vpsubd %xmm0, %xmm1, %xmm3
-; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm3, %ymm2
-; AVX1-NEXT: vandps %ymm2, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
+; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT: vpsubd %xmm1, %xmm2, %xmm3
+; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1]
-; AVX1-NEXT: vpsubd %xmm3, %xmm2, %xmm2
+; AVX1-NEXT: vpsubd %xmm3, %xmm1, %xmm1
; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm5
; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
-; AVX1-NEXT: vpsrlw $4, %xmm2, %xmm2
-; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
-; AVX1-NEXT: vpaddb %xmm5, %xmm2, %xmm2
-; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm2[2],xmm1[2],xmm2[3],xmm1[3]
-; AVX1-NEXT: vpsadbw %xmm1, %xmm5, %xmm5
-; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero
-; AVX1-NEXT: vpsadbw %xmm1, %xmm2, %xmm2
-; AVX1-NEXT: vpackuswb %xmm5, %xmm2, %xmm2
+; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
+; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT: vpsadbw %xmm2, %xmm5, %xmm5
+; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT: vpsadbw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT: vpackuswb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpsubd %xmm0, %xmm2, %xmm5
+; AVX1-NEXT: vpand %xmm5, %xmm0, %xmm0
; AVX1-NEXT: vpsubd %xmm3, %xmm0, %xmm0
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm3
; AVX1-NEXT: vpshufb %xmm3, %xmm6, %xmm3
@@ -398,12 +394,12 @@ define <8 x i32> @testv8i32u(<8 x i32> %in) nounwind {
; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX1-NEXT: vpsadbw %xmm1, %xmm3, %xmm3
+; AVX1-NEXT: vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT: vpsadbw %xmm2, %xmm3, %xmm3
; AVX1-NEXT: vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
-; AVX1-NEXT: vpsadbw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpsadbw %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vpackuswb %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: testv8i32u:
@@ -487,32 +483,31 @@ define <8 x i32> @testv8i32u(<8 x i32> %in) nounwind {
define <16 x i16> @testv16i16(<16 x i16> %in) nounwind {
; AVX1-LABEL: testv16i16:
; AVX1: # BB#0:
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubw %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubw %xmm0, %xmm2, %xmm2
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm2, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm1 = [1,1,1,1,1,1,1,1]
-; AVX1-NEXT: vpsubw %xmm1, %xmm0, %xmm2
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm3, %xmm2, %xmm4
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
-; AVX1-NEXT: vpshufb %xmm4, %xmm5, %xmm4
+; AVX1-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT: vpsubw %xmm0, %xmm1, %xmm2
+; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1,1,1,1,1]
+; AVX1-NEXT: vpsubw %xmm3, %xmm2, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
+; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm5
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
+; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
; AVX1-NEXT: vpsrlw $4, %xmm2, %xmm2
-; AVX1-NEXT: vpand %xmm3, %xmm2, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm5, %xmm2
-; AVX1-NEXT: vpaddb %xmm4, %xmm2, %xmm2
-; AVX1-NEXT: vpsllw $8, %xmm2, %xmm4
-; AVX1-NEXT: vpaddb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2
+; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
+; AVX1-NEXT: vpaddb %xmm5, %xmm2, %xmm2
+; AVX1-NEXT: vpsllw $8, %xmm2, %xmm5
+; AVX1-NEXT: vpaddb %xmm2, %xmm5, %xmm2
; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT: vpsubw %xmm1, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm1
-; AVX1-NEXT: vpshufb %xmm1, %xmm5, %xmm1
+; AVX1-NEXT: vpsubw %xmm0, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpsubw %xmm3, %xmm0, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
; AVX1-NEXT: vpsrlw $4, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpshufb %xmm0, %xmm5, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm1, %xmm0, %xmm0
; AVX1-NEXT: vpsllw $8, %xmm0, %xmm1
; AVX1-NEXT: vpaddb %xmm0, %xmm1, %xmm0
@@ -621,32 +616,31 @@ define <16 x i16> @testv16i16(<16 x i16> %in) nounwind {
define <16 x i16> @testv16i16u(<16 x i16> %in) nounwind {
; AVX1-LABEL: testv16i16u:
; AVX1: # BB#0:
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubw %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubw %xmm0, %xmm2, %xmm2
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm2, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm1 = [1,1,1,1,1,1,1,1]
-; AVX1-NEXT: vpsubw %xmm1, %xmm0, %xmm2
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm3, %xmm2, %xmm4
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
-; AVX1-NEXT: vpshufb %xmm4, %xmm5, %xmm4
+; AVX1-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; AVX1-NEXT: vpsubw %xmm0, %xmm1, %xmm2
+; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1,1,1,1,1]
+; AVX1-NEXT: vpsubw %xmm3, %xmm2, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
+; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm5
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
+; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
; AVX1-NEXT: vpsrlw $4, %xmm2, %xmm2
-; AVX1-NEXT: vpand %xmm3, %xmm2, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm5, %xmm2
-; AVX1-NEXT: vpaddb %xmm4, %xmm2, %xmm2
-; AVX1-NEXT: vpsllw $8, %xmm2, %xmm4
-; AVX1-NEXT: vpaddb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT: vpand %xmm4, %xmm2, %xmm2
+; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
+; AVX1-NEXT: vpaddb %xmm5, %xmm2, %xmm2
+; AVX1-NEXT: vpsllw $8, %xmm2, %xmm5
+; AVX1-NEXT: vpaddb %xmm2, %xmm5, %xmm2
; AVX1-NEXT: vpsrlw $8, %xmm2, %xmm2
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
-; AVX1-NEXT: vpsubw %xmm1, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm1
-; AVX1-NEXT: vpshufb %xmm1, %xmm5, %xmm1
+; AVX1-NEXT: vpsubw %xmm0, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
+; AVX1-NEXT: vpsubw %xmm3, %xmm0, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
; AVX1-NEXT: vpsrlw $4, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpshufb %xmm0, %xmm5, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm1, %xmm0, %xmm0
; AVX1-NEXT: vpsllw $8, %xmm0, %xmm1
; AVX1-NEXT: vpaddb %xmm0, %xmm1, %xmm0
@@ -757,27 +751,26 @@ define <32 x i8> @testv32i8(<32 x i8> %in) nounwind {
; AVX1: # BB#0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubb %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubb %xmm0, %xmm2, %xmm2
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm2, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm2 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
-; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm1
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm4
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
-; AVX1-NEXT: vpshufb %xmm4, %xmm5, %xmm4
-; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpsubb %xmm1, %xmm2, %xmm3
; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
-; AVX1-NEXT: vpshufb %xmm1, %xmm5, %xmm1
-; AVX1-NEXT: vpaddb %xmm4, %xmm1, %xmm1
-; AVX1-NEXT: vpsubb %xmm2, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm5, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
+; AVX1-NEXT: vpsubb %xmm3, %xmm1, %xmm1
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm5
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
+; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
+; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
+; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpsubb %xmm0, %xmm2, %xmm2
+; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm0
+; AVX1-NEXT: vpsubb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm2
+; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
; AVX1-NEXT: vpsrlw $4, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpshufb %xmm0, %xmm5, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
@@ -870,27 +863,26 @@ define <32 x i8> @testv32i8u(<32 x i8> %in) nounwind {
; AVX1: # BB#0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2
-; AVX1-NEXT: vpsubb %xmm1, %xmm2, %xmm1
-; AVX1-NEXT: vpsubb %xmm0, %xmm2, %xmm2
-; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm2, %ymm1
-; AVX1-NEXT: vandps %ymm1, %ymm0, %ymm0
-; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm2 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
-; AVX1-NEXT: vpsubb %xmm2, %xmm1, %xmm1
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
-; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm4
-; AVX1-NEXT: vmovdqa {{.*#+}} xmm5 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
-; AVX1-NEXT: vpshufb %xmm4, %xmm5, %xmm4
-; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpsubb %xmm1, %xmm2, %xmm3
; AVX1-NEXT: vpand %xmm3, %xmm1, %xmm1
-; AVX1-NEXT: vpshufb %xmm1, %xmm5, %xmm1
-; AVX1-NEXT: vpaddb %xmm4, %xmm1, %xmm1
-; AVX1-NEXT: vpsubb %xmm2, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm2
-; AVX1-NEXT: vpshufb %xmm2, %xmm5, %xmm2
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm3 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
+; AVX1-NEXT: vpsubb %xmm3, %xmm1, %xmm1
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm4 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm5
+; AVX1-NEXT: vmovdqa {{.*#+}} xmm6 = [0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4]
+; AVX1-NEXT: vpshufb %xmm5, %xmm6, %xmm5
+; AVX1-NEXT: vpsrlw $4, %xmm1, %xmm1
+; AVX1-NEXT: vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT: vpshufb %xmm1, %xmm6, %xmm1
+; AVX1-NEXT: vpaddb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT: vpsubb %xmm0, %xmm2, %xmm2
+; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm0
+; AVX1-NEXT: vpsubb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm2
+; AVX1-NEXT: vpshufb %xmm2, %xmm6, %xmm2
; AVX1-NEXT: vpsrlw $4, %xmm0, %xmm0
-; AVX1-NEXT: vpand %xmm3, %xmm0, %xmm0
-; AVX1-NEXT: vpshufb %xmm0, %xmm5, %xmm0
+; AVX1-NEXT: vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT: vpshufb %xmm0, %xmm6, %xmm0
; AVX1-NEXT: vpaddb %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
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