diff options
Diffstat (limited to 'test/CodeGen/X86/sse41.ll')
| -rw-r--r-- | test/CodeGen/X86/sse41.ll | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/X86/sse41.ll b/test/CodeGen/X86/sse41.ll index ef66d1a..3a14fa2 100644 --- a/test/CodeGen/X86/sse41.ll +++ b/test/CodeGen/X86/sse41.ll @@ -224,3 +224,28 @@ declare i32 @llvm.x86.sse41.ptestz(<4 x float>, <4 x float>) nounwind readnone declare i32 @llvm.x86.sse41.ptestc(<4 x float>, <4 x float>) nounwind readnone declare i32 @llvm.x86.sse41.ptestnzc(<4 x float>, <4 x float>) nounwind readnone +; This used to compile to insertps $0 + insertps $16. insertps $0 is always +; pointless. +define <2 x float> @buildvector(<2 x float> %A, <2 x float> %B) nounwind { +entry: + %tmp7 = extractelement <2 x float> %A, i32 0 + %tmp5 = extractelement <2 x float> %A, i32 1 + %tmp3 = extractelement <2 x float> %B, i32 0 + %tmp1 = extractelement <2 x float> %B, i32 1 + %add.r = fadd float %tmp7, %tmp3 + %add.i = fadd float %tmp5, %tmp1 + %tmp11 = insertelement <2 x float> undef, float %add.r, i32 0 + %tmp9 = insertelement <2 x float> %tmp11, float %add.i, i32 1 + ret <2 x float> %tmp9 +; X32: buildvector: +; X32-NOT: insertps $0 +; X32: insertps $16 +; X32-NOT: insertps $0 +; X32: ret +; X64: buildvector: +; X64-NOT: insertps $0 +; X64: insertps $16 +; X64-NOT: insertps $0 +; X64: ret +} + |