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| author | Evan Cheng <evan.cheng@apple.com> | 2011-01-06 07:58:36 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-01-06 07:58:36 +0000 |
| commit | 461f1fc359dff438dad25e809499845b10a3d032 (patch) | |
| tree | 143a2a682ffdd84409d6bd1673e22630d42d565e /test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll | |
| parent | cce240d26bbf1c2bec9cfff4838d8d807b215586 (diff) | |
| download | llvm-461f1fc359dff438dad25e809499845b10a3d032.tar.gz llvm-461f1fc359dff438dad25e809499845b10a3d032.tar.bz2 llvm-461f1fc359dff438dad25e809499845b10a3d032.tar.xz | |
Use movups to lower memcpy and memset even if it's not fast (like corei7).
The theory is it's still faster than a pair of movq / a quad of movl. This
will probably hurt older chips like P4 but should run faster on current
and future Intel processors. rdar://8817010
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122955 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll')
| -rw-r--r-- | test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll b/test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll index 6db3ce1f42..f31cdad861 100644 --- a/test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll +++ b/test/CodeGen/X86/2010-06-25-CoalescerSubRegDefDead.ll @@ -26,7 +26,7 @@ bb: ; CHECK: rep;stosl %tmp5 = bitcast i32* %tmp4 to i8* - call void @llvm.memset.p0i8.i64(i8* %tmp5, i8 0, i64 84, i32 4, i1 false) + call void @llvm.memset.p0i8.i64(i8* %tmp5, i8 0, i64 124, i32 4, i1 false) %tmp6 = getelementptr inbounds %struct.type* %s, i32 0, i32 62 store i32* null, i32** %tmp6, align 8 br label %bb1 |