diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll | 25 |
2 files changed, 10 insertions, 19 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 235d31bef8c..d3229296ba7 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -32041,8 +32041,8 @@ static bool matchUnaryPermuteShuffle(MVT MaskVT, ArrayRef<int> Mask, if (!ContainsZeros && AllowIntDomain && MaskScalarSizeInBits == 16) { SmallVector<int, 4> RepeatedMask; if (is128BitLaneRepeatedShuffleMask(MaskEltVT, Mask, RepeatedMask)) { - ArrayRef<int> LoMask(Mask.data() + 0, 4); - ArrayRef<int> HiMask(Mask.data() + 4, 4); + ArrayRef<int> LoMask(RepeatedMask.data() + 0, 4); + ArrayRef<int> HiMask(RepeatedMask.data() + 4, 4); // PSHUFLW: permute lower 4 elements only. if (isUndefOrInRange(LoMask, 0, 4) && diff --git a/llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll b/llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll index 89e51ab4be0..001288f87d7 100644 --- a/llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll +++ b/llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll @@ -4777,23 +4777,14 @@ define <16 x i16> @pr43230(<16 x i16> %a, <16 x i16> %b) { ; AVX1-NEXT: vandps {{.*}}(%rip), %ymm0, %ymm0 ; AVX1-NEXT: retq ; -; AVX2-SLOW-LABEL: pr43230: -; AVX2-SLOW: # %bb.0: -; AVX2-SLOW-NEXT: vpxor %xmm2, %xmm2, %xmm2 -; AVX2-SLOW-NEXT: vpunpckhwd {{.*#+}} ymm1 = ymm1[4],ymm2[4],ymm1[5],ymm2[5],ymm1[6],ymm2[6],ymm1[7],ymm2[7],ymm1[12],ymm2[12],ymm1[13],ymm2[13],ymm1[14],ymm2[14],ymm1[15],ymm2[15] -; AVX2-SLOW-NEXT: vpunpckhwd {{.*#+}} ymm0 = ymm2[4],ymm0[4],ymm2[5],ymm0[5],ymm2[6],ymm0[6],ymm2[7],ymm0[7],ymm2[12],ymm0[12],ymm2[13],ymm0[13],ymm2[14],ymm0[14],ymm2[15],ymm0[15] -; AVX2-SLOW-NEXT: vpsrlvd %ymm1, %ymm0, %ymm0 -; AVX2-SLOW-NEXT: vpshufb {{.*#+}} ymm0 = zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,ymm0[26,27],zero,zero -; AVX2-SLOW-NEXT: retq -; -; AVX2-FAST-LABEL: pr43230: -; AVX2-FAST: # %bb.0: -; AVX2-FAST-NEXT: vpxor %xmm2, %xmm2, %xmm2 -; AVX2-FAST-NEXT: vpunpckhwd {{.*#+}} ymm1 = ymm1[4],ymm2[4],ymm1[5],ymm2[5],ymm1[6],ymm2[6],ymm1[7],ymm2[7],ymm1[12],ymm2[12],ymm1[13],ymm2[13],ymm1[14],ymm2[14],ymm1[15],ymm2[15] -; AVX2-FAST-NEXT: vpunpckhwd {{.*#+}} ymm0 = ymm2[4],ymm0[4],ymm2[5],ymm0[5],ymm2[6],ymm0[6],ymm2[7],ymm0[7],ymm2[12],ymm0[12],ymm2[13],ymm0[13],ymm2[14],ymm0[14],ymm2[15],ymm0[15] -; AVX2-FAST-NEXT: vpsrlvd %ymm1, %ymm0, %ymm0 -; AVX2-FAST-NEXT: vpand {{.*}}(%rip), %ymm0, %ymm0 -; AVX2-FAST-NEXT: retq +; AVX2-LABEL: pr43230: +; AVX2: # %bb.0: +; AVX2-NEXT: vpxor %xmm2, %xmm2, %xmm2 +; AVX2-NEXT: vpunpckhwd {{.*#+}} ymm1 = ymm1[4],ymm2[4],ymm1[5],ymm2[5],ymm1[6],ymm2[6],ymm1[7],ymm2[7],ymm1[12],ymm2[12],ymm1[13],ymm2[13],ymm1[14],ymm2[14],ymm1[15],ymm2[15] +; AVX2-NEXT: vpunpckhwd {{.*#+}} ymm0 = ymm2[4],ymm0[4],ymm2[5],ymm0[5],ymm2[6],ymm0[6],ymm2[7],ymm0[7],ymm2[12],ymm0[12],ymm2[13],ymm0[13],ymm2[14],ymm0[14],ymm2[15],ymm0[15] +; AVX2-NEXT: vpsrlvd %ymm1, %ymm0, %ymm0 +; AVX2-NEXT: vpshufb {{.*#+}} ymm0 = zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,ymm0[26,27],zero,zero +; AVX2-NEXT: retq ; ; AVX512VL-LABEL: pr43230: ; AVX512VL: # %bb.0: |
