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| author | Preston Gurd <preston.gurd@intel.com> | 2013-09-18 21:08:09 +0000 |
|---|---|---|
| committer | Preston Gurd <preston.gurd@intel.com> | 2013-09-18 21:08:09 +0000 |
| commit | 457daddc9bd83d7951ef2a720ddf224b601bc97b (patch) | |
| tree | 0676e21c179d103aec7db23c55da22f2707201e5 /llvm/test/CodeGen/X86/prefetch.ll | |
| parent | 1c900bcf26777db2cb3cb6e3f552a21e0aa3acd6 (diff) | |
| download | bcm5719-llvm-457daddc9bd83d7951ef2a720ddf224b601bc97b.tar.gz bcm5719-llvm-457daddc9bd83d7951ef2a720ddf224b601bc97b.zip | |
Verify that llvm can generate the prefetchw instruction when the CPU is
Atom Silvermont.
Patch by Sriram Murali.
llvm-svn: 190957
Diffstat (limited to 'llvm/test/CodeGen/X86/prefetch.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/prefetch.ll | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/prefetch.ll b/llvm/test/CodeGen/X86/prefetch.ll index efb51913c5c..08a913638b6 100644 --- a/llvm/test/CodeGen/X86/prefetch.ll +++ b/llvm/test/CodeGen/X86/prefetch.ll @@ -1,6 +1,7 @@ ; RUN: llc < %s -march=x86 -mattr=+sse | FileCheck %s ; RUN: llc < %s -march=x86 -mattr=+avx | FileCheck %s ; RUN: llc < %s -march=x86 -mattr=+sse -mattr=+prfchw | FileCheck %s -check-prefix=PRFCHW +; RUN: llc < %s -mcpu=slm | FileCheck %s -check-prefix=SLM ; rdar://10538297 @@ -11,6 +12,7 @@ entry: ; CHECK: prefetcht0 ; CHECK: prefetchnta ; PRFCHW: prefetchw +; SLM: prefetchw tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 1, i32 1 ) tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 2, i32 1 ) tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 3, i32 1 ) |
