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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 | 7d03cc871546dd7f3edd36b334e83a34d04bee03 (patch) | |
| tree | e2a2738c304c7933421d2b1fc85fb8d33569853d | |
| parent | d139e02e9b79e0cd95073a10d55e6190e6c6051d (diff) | |
| download | llvm-7d03cc871546dd7f3edd36b334e83a34d04bee03.tar.gz llvm-7d03cc871546dd7f3edd36b334e83a34d04bee03.tar.bz2 llvm-7d03cc871546dd7f3edd36b334e83a34d04bee03.tar.xz | |
Verify that llvm can generate the prefetchw instruction when the CPU is
Atom Silvermont.
Patch by Sriram Murali.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190957 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | test/CodeGen/X86/prefetch.ll | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/test/CodeGen/X86/prefetch.ll b/test/CodeGen/X86/prefetch.ll index efb51913c5..08a913638b 100644 --- a/test/CodeGen/X86/prefetch.ll +++ b/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 ) |