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| author | Yunzhong Gao <Yunzhong_Gao@playstation.sony.com> | 2013-10-16 19:04:11 +0000 |
|---|---|---|
| committer | Yunzhong Gao <Yunzhong_Gao@playstation.sony.com> | 2013-10-16 19:04:11 +0000 |
| commit | cdb9bd7eb9620fab864959efa8f3cfcca06b10de (patch) | |
| tree | 443a789e393527f3ef1485766bc0ab25fc13c81f /test | |
| parent | 88e1e103de334d2aec9d261bc4264d3916ba410d (diff) | |
| download | llvm-cdb9bd7eb9620fab864959efa8f3cfcca06b10de.tar.gz llvm-cdb9bd7eb9620fab864959efa8f3cfcca06b10de.tar.bz2 llvm-cdb9bd7eb9620fab864959efa8f3cfcca06b10de.tar.xz | |
Enabling 3DNow! prefetch instruction for a few AMD processors: bobcat, jaguar,
bulldozer and piledriver. Support for the instruction itself seems to have
already been added in r178040.
Differential Revision: http://llvm-reviews.chandlerc.com/D1933
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192828 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/prefetch.ll | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/test/CodeGen/X86/prefetch.ll b/test/CodeGen/X86/prefetch.ll index 6157c39c81..d6571acbbb 100644 --- a/test/CodeGen/X86/prefetch.ll +++ b/test/CodeGen/X86/prefetch.ll @@ -2,6 +2,8 @@ ; 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 -march=x86 -mcpu=slm | FileCheck %s -check-prefix=SLM +; RUN: llc < %s -march=x86 -mcpu=btver2 | FileCheck %s -check-prefix=PRFCHW +; RUN: llc < %s -march=x86 -mcpu=btver2 -mattr=-prfchw | FileCheck %s -check-prefix=NOPRFCHW ; rdar://10538297 @@ -12,6 +14,7 @@ entry: ; CHECK: prefetcht0 ; CHECK: prefetchnta ; PRFCHW: prefetchw +; NOPRFCHW-NOT: 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 ) |