forked from OSchip/llvm-project
[X86][AVX] combineHorizontalPredicateResult - support v16i16/v32i8 reduction on AVX1
Use getPMOVMSKB helper which splits v32i8 MOVMSK calls on pre-AVX2 targets. llvm-svn: 357608
This commit is contained in:
parent
0c27bc2e1f
commit
9e28dddf55
llvm
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@ -34301,11 +34301,8 @@ static SDValue combineHorizontalPredicateResult(SDNode *Extract,
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if (Match.getScalarValueSizeInBits() != BitWidth)
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return SDValue();
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// We require AVX2 for PMOVMSKB for v16i16/v32i8;
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unsigned MatchSizeInBits = Match.getValueSizeInBits();
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if (!(MatchSizeInBits == 128 ||
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(MatchSizeInBits == 256 &&
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((Subtarget.hasAVX() && BitWidth >= 32) || Subtarget.hasAVX2()))))
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if (!(MatchSizeInBits == 128 || (MatchSizeInBits == 256 && Subtarget.hasAVX())))
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return SDValue();
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// Make sure this isn't a vector of 1 element. The perf win from using MOVMSK
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@ -34344,9 +34341,9 @@ static SDValue combineHorizontalPredicateResult(SDNode *Extract,
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// The setcc produces an i8 of 0/1, so extend that to the result width and
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// negate to get the final 0/-1 mask value.
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SDValue BitcastLogicOp = DAG.getBitcast(MaskSrcVT, Match);
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SDValue Movmsk = DAG.getNode(X86ISD::MOVMSK, DL, MVT::i32, BitcastLogicOp);
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const TargetLowering &TLI = DAG.getTargetLoweringInfo();
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SDValue BitcastLogicOp = DAG.getBitcast(MaskSrcVT, Match);
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SDValue Movmsk = getPMOVMSKB(DL, BitcastLogicOp, DAG, Subtarget);
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EVT SetccVT = TLI.getSetCCResultType(DAG.getDataLayout(), *DAG.getContext(),
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MVT::i32);
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SDValue Setcc = DAG.getSetCC(DL, SetccVT, Movmsk, CmpC, CondCode);
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@ -673,14 +673,14 @@ define i16 @test_v16i16_sext(<16 x i16> %a0, <16 x i16> %a1) {
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpgtw %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpgtw %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vmovd %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm2, %ecx
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; AVX1-NEXT: shll $16, %ecx
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; AVX1-NEXT: orl %eax, %ecx
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; AVX1-NEXT: xorl %eax, %eax
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; AVX1-NEXT: cmpl $-1, %ecx
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; AVX1-NEXT: sete %al
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; AVX1-NEXT: negl %eax
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; AVX1-NEXT: # kill: def $ax killed $ax killed $eax
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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@ -867,17 +867,13 @@ define i8 @test_v32i8_sext(<32 x i8> %a0, <32 x i8> %a1) {
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpgtb %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpgtb %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrlw $8, %xmm0, %xmm1
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; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpextrb $0, %xmm0, %eax
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; AVX1-NEXT: # kill: def $al killed $al killed $eax
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; AVX1-NEXT: vpmovmskb %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm2, %ecx
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; AVX1-NEXT: shll $16, %ecx
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; AVX1-NEXT: orl %eax, %ecx
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; AVX1-NEXT: cmpl $-1, %ecx
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; AVX1-NEXT: sete %al
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; AVX1-NEXT: negb %al
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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;
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@ -1555,21 +1551,17 @@ define i1 @bool_reduction_v32i8(<32 x i8> %x, <32 x i8> %y) {
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;
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; AVX1-LABEL: bool_reduction_v32i8:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm2
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; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm1
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
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; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm2
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpeqb %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpand %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpand %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpand %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpand %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpsrlw $8, %xmm0, %xmm1
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; AVX1-NEXT: vpand %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpextrb $0, %xmm0, %eax
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; AVX1-NEXT: # kill: def $al killed $al killed $eax
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; AVX1-NEXT: vpmovmskb %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm2, %ecx
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; AVX1-NEXT: shll $16, %ecx
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; AVX1-NEXT: orl %eax, %ecx
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; AVX1-NEXT: cmpl $-1, %ecx
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; AVX1-NEXT: sete %al
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; AVX1-NEXT: negb %al
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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;
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@ -611,14 +611,13 @@ define i16 @test_v16i16_sext(<16 x i16> %a0, <16 x i16> %a1) {
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpgtw %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpgtw %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpor %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vmovd %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm0, %ecx
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; AVX1-NEXT: vpmovmskb %xmm2, %edx
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; AVX1-NEXT: shll $16, %edx
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; AVX1-NEXT: xorl %eax, %eax
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; AVX1-NEXT: orl %ecx, %edx
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; AVX1-NEXT: setne %al
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; AVX1-NEXT: negl %eax
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; AVX1-NEXT: # kill: def $ax killed $ax killed $eax
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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@ -791,17 +790,12 @@ define i8 @test_v32i8_sext(<32 x i8> %a0, <32 x i8> %a1) {
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpgtb %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpgtb %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpor %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpsrlw $8, %xmm0, %xmm1
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; AVX1-NEXT: vpor %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpextrb $0, %xmm0, %eax
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; AVX1-NEXT: # kill: def $al killed $al killed $eax
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; AVX1-NEXT: vpmovmskb %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm2, %ecx
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; AVX1-NEXT: shll $16, %ecx
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; AVX1-NEXT: orl %eax, %ecx
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; AVX1-NEXT: setne %al
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; AVX1-NEXT: negb %al
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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;
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@ -1490,21 +1484,16 @@ define i1 @bool_reduction_v32i8(<32 x i8> %x, <32 x i8> %y) {
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;
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; AVX1-LABEL: bool_reduction_v32i8:
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; AVX1: # %bb.0:
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; AVX1-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm2
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; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm1
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm0
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; AVX1-NEXT: vextractf128 $1, %ymm1, %xmm2
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; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3
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; AVX1-NEXT: vpcmpeqb %xmm2, %xmm3, %xmm2
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; AVX1-NEXT: vpcmpeqb %xmm1, %xmm0, %xmm0
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; AVX1-NEXT: vpor %xmm2, %xmm0, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpor %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
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; AVX1-NEXT: vpor %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpsrld $16, %xmm0, %xmm1
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; AVX1-NEXT: vpor %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpsrlw $8, %xmm0, %xmm1
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; AVX1-NEXT: vpor %xmm0, %xmm1, %xmm0
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; AVX1-NEXT: vpextrb $0, %xmm0, %eax
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; AVX1-NEXT: # kill: def $al killed $al killed $eax
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; AVX1-NEXT: vpmovmskb %xmm0, %eax
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; AVX1-NEXT: vpmovmskb %xmm2, %ecx
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; AVX1-NEXT: shll $16, %ecx
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; AVX1-NEXT: orl %eax, %ecx
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; AVX1-NEXT: setne %al
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; AVX1-NEXT: negb %al
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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;
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