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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-09-18 17:58:31 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-09-18 17:58:31 +0000 |
| commit | 4aa28b9730d75e8b749963724c5a935158de4f65 (patch) | |
| tree | ace2908d55f2b4307481dc2f7ec6635be1b23e49 /llvm/test | |
| parent | ef8325ba502a24fe3e789a3fb8bf1b57976d1172 (diff) | |
| download | bcm5719-llvm-4aa28b9730d75e8b749963724c5a935158de4f65.tar.gz bcm5719-llvm-4aa28b9730d75e8b749963724c5a935158de4f65.zip | |
[X86][AVX] Improve (i8 bitcast (v8i1 x)) handling for 256-bit vector compare results.
As commented on D37849, AVX1 targets were missing a chance to use vmovmskps for v8f32/v8i32 results for bool vector bitcasts
llvm-svn: 313547
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/bitcast-setcc-256.ll | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/llvm/test/CodeGen/X86/bitcast-setcc-256.ll b/llvm/test/CodeGen/X86/bitcast-setcc-256.ll index 6da258114a5..92fba2674a9 100644 --- a/llvm/test/CodeGen/X86/bitcast-setcc-256.ll +++ b/llvm/test/CodeGen/X86/bitcast-setcc-256.ll @@ -77,9 +77,8 @@ define i8 @v8i32(<8 x i32> %a, <8 x i32> %b) { ; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm3 ; AVX1-NEXT: vpcmpgtd %xmm2, %xmm3, %xmm2 ; AVX1-NEXT: vpcmpgtd %xmm1, %xmm0, %xmm0 -; AVX1-NEXT: vpacksswb %xmm2, %xmm0, %xmm0 -; AVX1-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] -; AVX1-NEXT: vpmovmskb %xmm0, %eax +; AVX1-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0 +; AVX1-NEXT: vmovmskps %ymm0, %eax ; AVX1-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; AVX1-NEXT: vzeroupper ; AVX1-NEXT: retq @@ -126,24 +125,13 @@ define i8 @v8f32(<8 x float> %a, <8 x float> %b) { ; SSSE3-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; SSSE3-NEXT: retq ; -; AVX1-LABEL: v8f32: -; AVX1: # BB#0: -; AVX1-NEXT: vcmpltps %ymm0, %ymm1, %ymm0 -; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1 -; AVX1-NEXT: vpacksswb %xmm1, %xmm0, %xmm0 -; AVX1-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] -; AVX1-NEXT: vpmovmskb %xmm0, %eax -; AVX1-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> -; AVX1-NEXT: vzeroupper -; AVX1-NEXT: retq -; -; AVX2-LABEL: v8f32: -; AVX2: # BB#0: -; AVX2-NEXT: vcmpltps %ymm0, %ymm1, %ymm0 -; AVX2-NEXT: vmovmskps %ymm0, %eax -; AVX2-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> -; AVX2-NEXT: vzeroupper -; AVX2-NEXT: retq +; AVX12-LABEL: v8f32: +; AVX12: # BB#0: +; AVX12-NEXT: vcmpltps %ymm0, %ymm1, %ymm0 +; AVX12-NEXT: vmovmskps %ymm0, %eax +; AVX12-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> +; AVX12-NEXT: vzeroupper +; AVX12-NEXT: retq ; ; AVX512-LABEL: v8f32: ; AVX512: # BB#0: |
