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| author | Michael Liao <michael.liao@intel.com> | 2013-03-26 17:47:11 +0000 |
|---|---|---|
| committer | Michael Liao <michael.liao@intel.com> | 2013-03-26 17:47:11 +0000 |
| commit | 5173ee03af6cbfac8420bd49fad8ed85c2a34763 (patch) | |
| tree | 798a8351ba1a1df99a86e2240537c41f45f4f12c /llvm/test | |
| parent | bce7c77d852d85ba7fab3bfb60e8bdecdd01763a (diff) | |
| download | bcm5719-llvm-5173ee03af6cbfac8420bd49fad8ed85c2a34763.tar.gz bcm5719-llvm-5173ee03af6cbfac8420bd49fad8ed85c2a34763.zip | |
Add PREFETCHW codegen support
- Add 'PRFCHW' feature defined in AVX2 ISA extension
llvm-svn: 178040
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/prefetch.ll | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/prefetch.ll b/llvm/test/CodeGen/X86/prefetch.ll index ec2f302b149..12434a9a529 100644 --- a/llvm/test/CodeGen/X86/prefetch.ll +++ b/llvm/test/CodeGen/X86/prefetch.ll @@ -1,5 +1,6 @@ ; RUN: llc < %s -march=x86 -mattr=+sse | FileCheck %s ; RUN: llc < %s -march=x86 -mattr=+avx | FileCheck %s +; RUN: llc < %s -march=x86 -mattr=+prfchw | FileCheck %s -check-prefix=PRFCHW ; rdar://10538297 @@ -9,10 +10,12 @@ entry: ; CHECK: prefetcht1 ; CHECK: prefetcht0 ; CHECK: prefetchnta +; PRFCHW: 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 ) tail call void @llvm.prefetch( i8* %ptr, i32 0, i32 0, i32 1 ) + tail call void @llvm.prefetch( i8* %ptr, i32 1, i32 3, i32 1 ) ret void } |
