llvm/test/CodeGen/X86/misaligned-memset.ll
Dale Johannesen b4ac2858da Do not throw away alignment when generating the DAG for
memset; we may need it to decide between MOVAPS and MOVUPS
later.  Adjust a test that was looking for wrong code.
PR 3866 / 8675131.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119605 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-18 01:35:23 +00:00

16 lines
511 B
LLVM

; RUN: llc -mtriple=x86_64-apple-darwin -mcpu=nehalem < %s | FileCheck %s
@a = common global [3 x i64] zeroinitializer, align 16
define i32 @main() nounwind ssp {
; CHECK: movups
entry:
%retval = alloca i32, align 4
store i32 0, i32* %retval
call void @llvm.memset.p0i8.i64(i8* bitcast (i64* getelementptr inbounds ([3 x i64]* @a, i32 0, i64 1) to i8*), i8 0, i64 16, i32 1, i1 false)
%0 = load i32* %retval
ret i32 %0
}
declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind