73 lines
3.5 KiB
LLVM
73 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+xop | FileCheck %s
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;
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; SimplifyDemandedVectorEltsForTargetNode Handling
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;
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define <16 x i8> @demandedelts_vpshab(<16 x i8> %a0, <16 x i8> %a1) {
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; CHECK-LABEL: demandedelts_vpshab:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vpshab %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vpxor %xmm1, %xmm1, %xmm1
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; CHECK-NEXT: vpshufb %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: retq
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%shuffle = shufflevector <16 x i8> %a0, <16 x i8> undef, <16 x i32> <i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
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%shift = call <16 x i8> @llvm.x86.xop.vpshab(<16 x i8> %shuffle, <16 x i8> %a1)
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%res = shufflevector <16 x i8> %shift, <16 x i8> undef, <16 x i32> zeroinitializer
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ret <16 x i8> %res
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}
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define <4 x i32> @demandedelts_vpshld(<4 x i32> %a0, <4 x i32> %a1) {
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; CHECK-LABEL: demandedelts_vpshld:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vpshld %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,0,0,0]
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; CHECK-NEXT: retq
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%shuffle = shufflevector <4 x i32> %a1, <4 x i32> undef, <4 x i32> zeroinitializer
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%shift = call <4 x i32> @llvm.x86.xop.vpshld(<4 x i32> %a0, <4 x i32> %shuffle)
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%result = shufflevector <4 x i32> %shift, <4 x i32> undef, <4 x i32> zeroinitializer
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ret <4 x i32> %result
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}
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;
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; isBinOp Handling
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;
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define <8 x i16> @binop_shuffle_vpshaw(<8 x i16> %a0, <8 x i16> %a1) {
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; CHECK-LABEL: binop_shuffle_vpshaw:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vpshlw %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: retq
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%shuffle0 = shufflevector <8 x i16> %a0, <8 x i16> undef, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7>
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%shuffle1 = shufflevector <8 x i16> %a1, <8 x i16> undef, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7>
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%shift = call <8 x i16> @llvm.x86.xop.vpshlw(<8 x i16> %shuffle0, <8 x i16> %shuffle1)
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%result = shufflevector <8 x i16> %shift, <8 x i16> undef, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7>
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ret <8 x i16> %result
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}
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; TODO - canonicalizeShuffleWithBinOps - handle scaled shuffle masks.
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define <2 x i64> @binop_shuffle_vpshlq(<2 x i64> %a0, <2 x i64> %a1) {
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; CHECK-LABEL: binop_shuffle_vpshlq:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
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; CHECK-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,1,0,1]
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; CHECK-NEXT: vpshlq %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
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; CHECK-NEXT: retq
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%shuffle0 = shufflevector <2 x i64> %a0, <2 x i64> undef, <2 x i32> <i32 1, i32 0>
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%shuffle1 = shufflevector <2 x i64> %a1, <2 x i64> undef, <2 x i32> <i32 0, i32 0>
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%shift = call <2 x i64> @llvm.x86.xop.vpshlq(<2 x i64> %shuffle0, <2 x i64> %shuffle1)
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%result = shufflevector <2 x i64> %shift, <2 x i64> undef, <2 x i32> <i32 1, i32 0>
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ret <2 x i64> %result
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}
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declare <16 x i8> @llvm.x86.xop.vpshab(<16 x i8>, <16 x i8>) nounwind readnone
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declare <4 x i32> @llvm.x86.xop.vpshad(<4 x i32>, <4 x i32>) nounwind readnone
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declare <2 x i64> @llvm.x86.xop.vpshaq(<2 x i64>, <2 x i64>) nounwind readnone
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declare <8 x i16> @llvm.x86.xop.vpshaw(<8 x i16>, <8 x i16>) nounwind readnone
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declare <16 x i8> @llvm.x86.xop.vpshlb(<16 x i8>, <16 x i8>) nounwind readnone
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declare <4 x i32> @llvm.x86.xop.vpshld(<4 x i32>, <4 x i32>) nounwind readnone
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declare <2 x i64> @llvm.x86.xop.vpshlq(<2 x i64>, <2 x i64>) nounwind readnone
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declare <8 x i16> @llvm.x86.xop.vpshlw(<8 x i16>, <8 x i16>) nounwind readnone
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