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| author | Evan Cheng <evan.cheng@apple.com> | 2009-12-22 17:47:23 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-12-22 17:47:23 +0000 |
| commit | b1f49813334278094b1ecd7ad920f5c276f7b3e6 (patch) | |
| tree | 0870255a6e4a8ec474c2762244d59666b63ba755 /test/CodeGen/X86/break-sse-dep.ll | |
| parent | 3dac3b7d2369bc7d051d0f709d63c321c1375532 (diff) | |
| download | external_llvm-b1f49813334278094b1ecd7ad920f5c276f7b3e6.zip external_llvm-b1f49813334278094b1ecd7ad920f5c276f7b3e6.tar.gz external_llvm-b1f49813334278094b1ecd7ad920f5c276f7b3e6.tar.bz2 | |
Remove target attribute break-sse-dep. Instead, do not fold load into sse partial update instructions unless optimizing for size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91910 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/break-sse-dep.ll')
| -rw-r--r-- | test/CodeGen/X86/break-sse-dep.ll | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/test/CodeGen/X86/break-sse-dep.ll b/test/CodeGen/X86/break-sse-dep.ll index 00c943f..acc0647 100644 --- a/test/CodeGen/X86/break-sse-dep.ll +++ b/test/CodeGen/X86/break-sse-dep.ll @@ -1,27 +1,20 @@ -; RUN: llc < %s -march=x86-64 -mattr=+sse2,+break-sse-dep | FileCheck %s --check-prefix=YES -; RUN: llc < %s -march=x86-64 -mattr=+sse2,-break-sse-dep | FileCheck %s --check-prefix=NO +; RUN: llc < %s -march=x86-64 -mattr=+sse2 | FileCheck %s define double @t1(float* nocapture %x) nounwind readonly ssp { entry: -; YES: t1: -; YES: movss (%rdi), %xmm0 -; YES; cvtss2sd %xmm0, %xmm0 +; CHECK: t1: +; CHECK: movss (%rdi), %xmm0 +; CHECK; cvtss2sd %xmm0, %xmm0 -; NO: t1: -; NO; cvtss2sd (%rdi), %xmm0 %0 = load float* %x, align 4 %1 = fpext float %0 to double ret double %1 } -define float @t2(double* nocapture %x) nounwind readonly ssp { +define float @t2(double* nocapture %x) nounwind readonly ssp optsize { entry: -; YES: t2: -; YES: movsd (%rdi), %xmm0 -; YES; cvtsd2ss %xmm0, %xmm0 - -; NO: t2: -; NO; cvtsd2ss (%rdi), %xmm0 +; CHECK: t2: +; CHECK; cvtsd2ss (%rdi), %xmm0 %0 = load double* %x, align 8 %1 = fptrunc double %0 to float ret float %1 |