diff options
| author | Manman Ren <mren@apple.com> | 2012-07-28 16:48:01 +0000 |
|---|---|---|
| committer | Manman Ren <mren@apple.com> | 2012-07-28 16:48:01 +0000 |
| commit | 0eb3edea9cb6819334173a7d288da85943201fe5 (patch) | |
| tree | 77172a23d7618e5dbe447fc4b7536ba1a416deaf /test/CodeGen/X86/break-sse-dep.ll | |
| parent | cdfbcdeeede52de472ae8187c0fb4ed4a014c2a3 (diff) | |
| download | llvm-0eb3edea9cb6819334173a7d288da85943201fe5.tar.gz llvm-0eb3edea9cb6819334173a7d288da85943201fe5.tar.bz2 llvm-0eb3edea9cb6819334173a7d288da85943201fe5.tar.xz | |
X86 Peephole: fold loads to the source register operand if possible.
Machine CSE and other optimizations can remove instructions so folding
is possible at peephole while not possible at ISel.
rdar://10554090 and rdar://11873276
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160919 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 | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/test/CodeGen/X86/break-sse-dep.ll b/test/CodeGen/X86/break-sse-dep.ll index 3e65867143..4d801891da 100644 --- a/test/CodeGen/X86/break-sse-dep.ll +++ b/test/CodeGen/X86/break-sse-dep.ll @@ -34,8 +34,7 @@ entry: define double @squirt(double* %x) nounwind { entry: ; CHECK: squirt: -; CHECK: movsd ([[A0]]), %xmm0 -; CHECK: sqrtsd %xmm0, %xmm0 +; CHECK: sqrtsd ([[A0]]), %xmm0 %z = load double* %x %t = call double @llvm.sqrt.f64(double %z) ret double %t |