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1; RUN: llc -mtriple=x86_64-unknown-unknown < %s | FileCheck %s
2
3; CHECK-LABEL: tail_memcpy
4; CHECK: jmp memcpy
5define void @tail_memcpy(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
6entry:
7  tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i32 1, i1 false)
8  ret void
9}
10
11; CHECK-LABEL: tail_memmove
12; CHECK: jmp memmove
13define void @tail_memmove(i8* nocapture %p, i8* nocapture readonly %q, i32 %n) #0 {
14entry:
15  tail call void @llvm.memmove.p0i8.p0i8.i32(i8* %p, i8* %q, i32 %n, i32 1, i1 false)
16  ret void
17}
18
19; CHECK-LABEL: tail_memset
20; CHECK: jmp memset
21define void @tail_memset(i8* nocapture %p, i8 %c, i32 %n) #0 {
22entry:
23  tail call void @llvm.memset.p0i8.i32(i8* %p, i8 %c, i32 %n, i32 1, i1 false)
24  ret void
25}
26
27declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1) #0
28declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture readonly, i32, i32, i1) #0
29declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) #0
30
31attributes #0 = { nounwind }
32