You've already forked linux-packaging-mono
23 lines
725 B
LLVM
23 lines
725 B
LLVM
|
; RUN: opt < %s -S -basicaa -memcpyopt | FileCheck %s
|
||
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
||
|
|
|
||
|
|
%T = type { i64, i64 }
|
||
|
|
|
||
|
|
define void @test(i8* %src) {
|
||
|
|
%tmp = alloca i8
|
||
|
|
%dst = alloca i8
|
||
|
|
; CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %src, i64 1, i32 8, i1 false)
|
||
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp, i8* %src, i64 1, i32 8, i1 false), !noalias !2
|
||
|
|
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %tmp, i64 1, i32 8, i1 false)
|
||
|
|
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i32, i1)
|
||
|
|
|
||
|
|
; Check that the noalias for "dst" was removed by checking that the metadata is gone
|
||
|
|
; CHECK-NOT: "dst"
|
||
|
|
!0 = !{!0}
|
||
|
|
!1 = distinct !{!1, !0, !"dst"}
|
||
|
|
!2 = distinct !{!1}
|