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Revert r275411, it cause PR28552. 

llvm-svn: 275421
This commit is contained in:
Nico Weber 2016-07-14 14:49:35 +00:00
parent 755cd760cd
commit 3afaf16abc
6 changed files with 18 additions and 19 deletions
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1
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -31011,7 +31011,6 @@ SDValue X86TargetLowering::PerformDAGCombine(SDNode *N,
case X86ISD::MOVSS:
case X86ISD::MOVSD:
case X86ISD::VPPERM:
case X86ISD::VPERMI:
case X86ISD::VPERMV:
case X86ISD::VPERMV3:
case X86ISD::VPERMIL2:

4
llvm/test/CodeGen/X86/avx-vperm2x128.ll
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@ -42,7 +42,7 @@ define <8 x float> @shuffle_v8f32_01230123(<8 x float> %a, <8 x float> %b) nounw
;
; AVX2-LABEL: shuffle_v8f32_01230123:
; AVX2: ## BB#0: ## %entry
; AVX2-NEXT: vperm2f128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermpd {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
entry:
%shuffle = shufflevector <8 x float> %a, <8 x float> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3>
@ -58,7 +58,7 @@ define <8 x float> @shuffle_v8f32_01230123_mem(<8 x float>* %pa, <8 x float>* %p
;
; AVX2-LABEL: shuffle_v8f32_01230123_mem:
; AVX2: ## BB#0: ## %entry
; AVX2-NEXT: vperm2f128 {{.*#+}} ymm0 = mem[0,1,0,1]
; AVX2-NEXT: vpermpd {{.*#+}} ymm0 = mem[0,1,0,1]
; AVX2-NEXT: retq
entry:
%a = load <8 x float>, <8 x float>* %pa

2
llvm/test/CodeGen/X86/avx2-intrinsics-fast-isel.ll
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@ -493,7 +493,7 @@ define <4 x i64> @test_mm256_broadcastsi128_si256(<4 x i64> %a0) {
;
; X64-LABEL: test_mm256_broadcastsi128_si256:
; X64: # BB#0:
; X64-NEXT: vperm2f128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; X64-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; X64-NEXT: retq
%res = shufflevector <4 x i64> %a0, <4 x i64> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
ret <4 x i64> %res

14
llvm/test/CodeGen/X86/vector-shuffle-256-v16.ll
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@ -455,7 +455,7 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_0
; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_01_00_00_00_00_00_00_00_01_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,2,3,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
ret <16 x i16> %shuffle
@ -471,7 +471,7 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_0
; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_02_00_00_00_00_00_00_00_02_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,4,5,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
ret <16 x i16> %shuffle
@ -487,7 +487,7 @@ define <16 x i16> @shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_0
; AVX2-LABEL: shuffle_v16i16_00_00_00_00_03_00_00_00_00_00_00_00_03_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,6,7,0,1,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0>
ret <16 x i16> %shuffle
@ -503,7 +503,7 @@ define <16 x i16> @shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_0
; AVX2-LABEL: shuffle_v16i16_00_00_00_04_00_00_00_00_00_00_00_04_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,8,9,0,1,0,1,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0>
ret <16 x i16> %shuffle
@ -519,7 +519,7 @@ define <16 x i16> @shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_0
; AVX2-LABEL: shuffle_v16i16_00_00_05_00_00_00_00_00_00_00_05_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,10,11,0,1,0,1,0,1,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <16 x i16> %shuffle
@ -535,7 +535,7 @@ define <16 x i16> @shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_0
; AVX2-LABEL: shuffle_v16i16_00_06_00_00_00_00_00_00_00_06_00_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,12,13,0,1,0,1,0,1,0,1,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <16 x i16> %shuffle
@ -551,7 +551,7 @@ define <16 x i16> @shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_0
; AVX2-LABEL: shuffle_v16i16_07_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[14,15,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <16 x i16> %shuffle

12
llvm/test/CodeGen/X86/vector-shuffle-256-v32.ll
View File

@ -818,7 +818,7 @@ define <32 x i8> @shuffle_v32i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00_
; AVX2-LABEL: shuffle_v32i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_01_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
ret <32 x i8> %shuffle
@ -834,7 +834,7 @@ define <32 x i8> @shuffle_v32i8_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00_
; AVX2-LABEL: shuffle_v32i8_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_02_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
ret <32 x i8> %shuffle
@ -850,7 +850,7 @@ define <32 x i8> @shuffle_v32i8_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00_
; AVX2-LABEL: shuffle_v32i8_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_07_00_00_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <32 x i8> %shuffle
@ -866,7 +866,7 @@ define <32 x i8> @shuffle_v32i8_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00_
; AVX2-LABEL: shuffle_v32i8_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_08_00_00_00_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <32 x i8> %shuffle
@ -882,7 +882,7 @@ define <32 x i8> @shuffle_v32i8_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00_
; AVX2-LABEL: shuffle_v32i8_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_14_00_00_00_00_00_00_00_00_00_00_00_00_00_00:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 0, i32 14, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 14, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <32 x i8> %shuffle
@ -902,7 +902,7 @@ define <32 x i8> @shuffle_v32i8_15_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_
; AVX2-NEXT: movl $15, %eax
; AVX2-NEXT: vmovd %eax, %xmm1
; AVX2-NEXT: vpshufb %xmm1, %xmm0, %xmm0
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <32 x i8> %a, <32 x i8> %b, <32 x i32> <i32 15, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 15, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <32 x i8> %shuffle

4
llvm/test/CodeGen/X86/vector-shuffle-256-v8.ll
View File

@ -688,7 +688,7 @@ define <8 x float> @shuffle_v8f32_32103210(<8 x float> %a, <8 x float> %b) {
; AVX2-LABEL: shuffle_v8f32_32103210:
; AVX2: # BB#0:
; AVX2-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,2,1,0]
; AVX2-NEXT: vperm2f128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermpd {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <8 x float> %a, <8 x float> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 3, i32 2, i32 1, i32 0>
ret <8 x float> %shuffle
@ -1770,7 +1770,7 @@ define <8 x i32> @shuffle_v8i32_32103210(<8 x i32> %a, <8 x i32> %b) {
; AVX2-LABEL: shuffle_v8i32_32103210:
; AVX2: # BB#0:
; AVX2-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,2,1,0]
; AVX2-NEXT: vperm2i128 {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: vpermq {{.*#+}} ymm0 = ymm0[0,1,0,1]
; AVX2-NEXT: retq
%shuffle = shufflevector <8 x i32> %a, <8 x i32> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 3, i32 2, i32 1, i32 0>
ret <8 x i32> %shuffle