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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-10-24 15:38:16 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-10-24 15:38:16 +0000 |
| commit | 0a12c239b62f9d4aec92992937a4ae30a1c5d54c (patch) | |
| tree | a4d57f144243543e439bc422150e811e0930d9aa /llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll | |
| parent | 1216acc3c4df4e8819b490484fe866fce75ae511 (diff) | |
| download | bcm5719-llvm-0a12c239b62f9d4aec92992937a4ae30a1c5d54c.tar.gz bcm5719-llvm-0a12c239b62f9d4aec92992937a4ae30a1c5d54c.zip | |
[X86] truncateVectorCompareWithPACKSS - use PACKSSDW/PACKSSWB instead of just PACKSSWB.
By using the widest type possible for PACKSS truncation we have a better chance of being able to peek through bitcasts and improves other combines driven by ComputeNumSignBits.
llvm-svn: 316448
Diffstat (limited to 'llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll b/llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll index 5c158afc9f4..10a4728aa67 100644 --- a/llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll +++ b/llvm/test/CodeGen/X86/bitcast-and-setcc-256.ll @@ -62,12 +62,12 @@ define i4 @v4i64(<4 x i64> %a, <4 x i64> %b, <4 x i64> %c, <4 x i64> %d) { ; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm5 ; AVX1-NEXT: vpcmpgtq %xmm4, %xmm5, %xmm4 ; AVX1-NEXT: vpcmpgtq %xmm1, %xmm0, %xmm0 -; AVX1-NEXT: vpacksswb %xmm4, %xmm0, %xmm0 +; AVX1-NEXT: vpackssdw %xmm4, %xmm0, %xmm0 ; AVX1-NEXT: vextractf128 $1, %ymm3, %xmm1 ; AVX1-NEXT: vextractf128 $1, %ymm2, %xmm4 ; AVX1-NEXT: vpcmpgtq %xmm1, %xmm4, %xmm1 ; AVX1-NEXT: vpcmpgtq %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpacksswb %xmm1, %xmm2, %xmm1 +; AVX1-NEXT: vpackssdw %xmm1, %xmm2, %xmm1 ; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX1-NEXT: vmovmskps %xmm0, %eax ; AVX1-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> @@ -78,10 +78,10 @@ define i4 @v4i64(<4 x i64> %a, <4 x i64> %b, <4 x i64> %c, <4 x i64> %d) { ; AVX2: # BB#0: ; AVX2-NEXT: vpcmpgtq %ymm1, %ymm0, %ymm0 ; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1 -; AVX2-NEXT: vpacksswb %xmm1, %xmm0, %xmm0 +; AVX2-NEXT: vpackssdw %xmm1, %xmm0, %xmm0 ; AVX2-NEXT: vpcmpgtq %ymm3, %ymm2, %ymm1 ; AVX2-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2-NEXT: vpacksswb %xmm2, %xmm1, %xmm1 +; AVX2-NEXT: vpackssdw %xmm2, %xmm1, %xmm1 ; AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX2-NEXT: vmovmskps %xmm0, %eax ; AVX2-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> @@ -122,10 +122,10 @@ define i4 @v4f64(<4 x double> %a, <4 x double> %b, <4 x double> %c, <4 x double> ; AVX12: # BB#0: ; AVX12-NEXT: vcmpltpd %ymm0, %ymm1, %ymm0 ; AVX12-NEXT: vextractf128 $1, %ymm0, %xmm1 -; AVX12-NEXT: vpacksswb %xmm1, %xmm0, %xmm0 +; AVX12-NEXT: vpackssdw %xmm1, %xmm0, %xmm0 ; AVX12-NEXT: vcmpltpd %ymm2, %ymm3, %ymm1 ; AVX12-NEXT: vextractf128 $1, %ymm1, %xmm2 -; AVX12-NEXT: vpacksswb %xmm2, %xmm1, %xmm1 +; AVX12-NEXT: vpackssdw %xmm2, %xmm1, %xmm1 ; AVX12-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX12-NEXT: vmovmskps %xmm0, %eax ; AVX12-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> @@ -230,12 +230,12 @@ define i8 @v8i32(<8 x i32> %a, <8 x i32> %b, <8 x i32> %c, <8 x i32> %d) { ; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm5 ; AVX1-NEXT: vpcmpgtd %xmm4, %xmm5, %xmm4 ; AVX1-NEXT: vpcmpgtd %xmm1, %xmm0, %xmm0 -; AVX1-NEXT: vpacksswb %xmm4, %xmm0, %xmm0 +; AVX1-NEXT: vpackssdw %xmm4, %xmm0, %xmm0 ; AVX1-NEXT: vextractf128 $1, %ymm3, %xmm1 ; AVX1-NEXT: vextractf128 $1, %ymm2, %xmm4 ; AVX1-NEXT: vpcmpgtd %xmm1, %xmm4, %xmm1 ; AVX1-NEXT: vpcmpgtd %xmm3, %xmm2, %xmm2 -; AVX1-NEXT: vpacksswb %xmm1, %xmm2, %xmm1 +; AVX1-NEXT: vpackssdw %xmm1, %xmm2, %xmm1 ; AVX1-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX1-NEXT: vpacksswb %xmm0, %xmm0, %xmm0 ; AVX1-NEXT: vpmovmskb %xmm0, %eax @@ -247,10 +247,10 @@ define i8 @v8i32(<8 x i32> %a, <8 x i32> %b, <8 x i32> %c, <8 x i32> %d) { ; AVX2: # BB#0: ; AVX2-NEXT: vpcmpgtd %ymm1, %ymm0, %ymm0 ; AVX2-NEXT: vextracti128 $1, %ymm0, %xmm1 -; AVX2-NEXT: vpacksswb %xmm1, %xmm0, %xmm0 +; AVX2-NEXT: vpackssdw %xmm1, %xmm0, %xmm0 ; AVX2-NEXT: vpcmpgtd %ymm3, %ymm2, %ymm1 ; AVX2-NEXT: vextracti128 $1, %ymm1, %xmm2 -; AVX2-NEXT: vpacksswb %xmm2, %xmm1, %xmm1 +; AVX2-NEXT: vpackssdw %xmm2, %xmm1, %xmm1 ; AVX2-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX2-NEXT: vpacksswb %xmm0, %xmm0, %xmm0 ; AVX2-NEXT: vpmovmskb %xmm0, %eax @@ -323,10 +323,10 @@ define i8 @v8f32(<8 x float> %a, <8 x float> %b, <8 x float> %c, <8 x float> %d) ; AVX12: # BB#0: ; AVX12-NEXT: vcmpltps %ymm0, %ymm1, %ymm0 ; AVX12-NEXT: vextractf128 $1, %ymm0, %xmm1 -; AVX12-NEXT: vpacksswb %xmm1, %xmm0, %xmm0 +; AVX12-NEXT: vpackssdw %xmm1, %xmm0, %xmm0 ; AVX12-NEXT: vcmpltps %ymm2, %ymm3, %ymm1 ; AVX12-NEXT: vextractf128 $1, %ymm1, %xmm2 -; AVX12-NEXT: vpacksswb %xmm2, %xmm1, %xmm1 +; AVX12-NEXT: vpackssdw %xmm2, %xmm1, %xmm1 ; AVX12-NEXT: vpand %xmm1, %xmm0, %xmm0 ; AVX12-NEXT: vpacksswb %xmm0, %xmm0, %xmm0 ; AVX12-NEXT: vpmovmskb %xmm0, %eax |
