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| author | Evan Cheng <evan.cheng@apple.com> | 2008-05-13 08:35:03 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-05-13 08:35:03 +0000 |
| commit | 1120279ae6f2a502093a0c20c1b8d5d4dfd44e4c (patch) | |
| tree | b9c9615435314d840be21c498984860c0600af65 /llvm/test/CodeGen/X86/extractelement-from-arg.ll | |
| parent | 525aa89356515867b52d584991b9e2a0db294c97 (diff) | |
| download | bcm5719-llvm-1120279ae6f2a502093a0c20c1b8d5d4dfd44e4c.tar.gz bcm5719-llvm-1120279ae6f2a502093a0c20c1b8d5d4dfd44e4c.zip | |
Instead of a vector load, shuffle and then extract an element. Load the element from address with an offset.
pshufd $1, (%rdi), %xmm0
movd %xmm0, %eax
=>
movl 4(%rdi), %eax
llvm-svn: 51026
Diffstat (limited to 'llvm/test/CodeGen/X86/extractelement-from-arg.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/extractelement-from-arg.ll | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/test/CodeGen/X86/extractelement-from-arg.ll b/llvm/test/CodeGen/X86/extractelement-from-arg.ll index d28f016dbae..44704b6adb3 100644 --- a/llvm/test/CodeGen/X86/extractelement-from-arg.ll +++ b/llvm/test/CodeGen/X86/extractelement-from-arg.ll @@ -1,6 +1,6 @@ -; RUN: llvm-as %s -o - | llc -march=x86-64 +; RUN: llvm-as %s -o - | llc -march=x86-64 -mattr=+sse2 -define void @test(float* %R, <4 x float> %X) { +define void @test(float* %R, <4 x float> %X) nounwind { %tmp = extractelement <4 x float> %X, i32 3 store float %tmp, float* %R ret void |
