1 ; RUN: llc -mtriple=x86_64-unknown-unknown < %s | FileCheck %s
3 ; CHECK-LABEL: tail_memcpy
5 define void @tail_memcpy(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
7 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i1 false)
11 ; CHECK-LABEL: tail_memmove
13 define void @tail_memmove(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
15 tail call void @llvm.memmove.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i1 false)
19 ; CHECK-LABEL: tail_memset
21 define void @tail_memset(i8* nocapture %p, i8 %c, i32 %n) #0 {
23 tail call void @llvm.memset.p0i8.i32(i8* %p, i8 %c, i32 %n, i1 false)
27 ; CHECK-LABEL: tail_memcpy_ret
29 define i8* @tail_memcpy_ret(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
31 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i1 false)
35 ; CHECK-LABEL: tail_memmove_ret
37 define i8* @tail_memmove_ret(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
39 tail call void @llvm.memmove.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i1 false)
43 ; CHECK-LABEL: tail_memset_ret
45 define i8* @tail_memset_ret(i8* nocapture %p, i8 %c, i32 %n) #0 {
47 tail call void @llvm.memset.p0i8.i32(i8* %p, i8 %c, i32 %n, i1 false)
51 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i1) #0
52 declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i1) #0
53 declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) #0
55 attributes #0 = { nounwind }