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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2016-04-23 11:14:18 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2016-04-23 11:14:18 +0000 |
| commit | 9448b112de53442314f37328b20b738de77a96ff (patch) | |
| tree | c5a5f24ec89f33fb87b67c99c6f803d9610c8780 /llvm/test/CodeGen/X86 | |
| parent | 45b336646e77ac468bee0ed7124d805941afb158 (diff) | |
| download | bcm5719-llvm-9448b112de53442314f37328b20b738de77a96ff.tar.gz bcm5719-llvm-9448b112de53442314f37328b20b738de77a96ff.zip | |
[X86][XOP] Added VPPERM -> BLEND-WITH-ZERO Test
Currently failing due to poor blend matching, found whilst investigating PR27472
llvm-svn: 267282
Diffstat (limited to 'llvm/test/CodeGen/X86')
| -rw-r--r-- | llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll b/llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll index b87038a0801..d0f14675a14 100644 --- a/llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll +++ b/llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll @@ -34,6 +34,15 @@ define <16 x i8> @combine_vpperm_identity_bitcast(<16 x i8> %a0, <16 x i8> %a1) ret <16 x i8> %res4 } +define <16 x i8> @combine_vpperm_as_blend_with_zero(<16 x i8> %a0, <16 x i8> %a1) { +; CHECK-LABEL: combine_vpperm_as_blend_with_zero: +; CHECK: # BB#0: +; CHECK-NEXT: vpperm {{.*#+}} xmm0 = xmm0[0,1],zero,zero,xmm0[4,5,6,7],zero,zero,zero,zero,zero,zero,zero,zero +; CHECK-NEXT: retq + %res0 = call <16 x i8> @llvm.x86.xop.vpperm(<16 x i8> %a0, <16 x i8> %a1, <16 x i8> <i8 0, i8 1, i8 128, i8 129, i8 4, i8 5, i8 6, i8 7, i8 130, i8 131, i8 132, i8 133, i8 134, i8 135, i8 136, i8 137>) + ret <16 x i8> %res0 +} + define <16 x i8> @combine_vpperm_as_unary_unpckhwd(<16 x i8> %a0, <16 x i8> %a1) { ; CHECK-LABEL: combine_vpperm_as_unary_unpckhwd: ; CHECK: # BB#0: |
