1; RUN: llc < %s -mtriple=x86_64-linux -mattr=-avx | FileCheck %s -check-prefix=X64
2; X64-NOT:     movsq
3; X64:     rep
4; X64-NOT:     rep
5; X64:     movsq
6; X64-NOT:     movsq
7; X64:     rep
8; X64-NOT:     rep
9; X64:     movsq
10; X64-NOT:     rep
11; X64-NOT:     movsq
12
13; Win64 has not supported byval yet.
14
15; RUN: llc < %s -march=x86 -mattr=-avx | FileCheck %s -check-prefix=X32
16; X32-NOT:     movsl
17; X32:     rep
18; X32-NOT:     rep
19; X32:     movsl
20; X32-NOT:     movsl
21; X32:     rep
22; X32-NOT:     rep
23; X32:     movsl
24; X32-NOT:     rep
25; X32-NOT:     movsl
26
27%struct.s = type { i64, i64, i64, i64, i64, i64, i64, i64,
28                   i64, i64, i64, i64, i64, i64, i64, i64,
29                   i64 }
30
31define void @g(i64 %a, i64 %b, i64 %c) {
32entry:
33	%d = alloca %struct.s, align 16
34	%tmp = getelementptr %struct.s, %struct.s* %d, i32 0, i32 0
35	store i64 %a, i64* %tmp, align 16
36	%tmp2 = getelementptr %struct.s, %struct.s* %d, i32 0, i32 1
37	store i64 %b, i64* %tmp2, align 16
38	%tmp4 = getelementptr %struct.s, %struct.s* %d, i32 0, i32 2
39	store i64 %c, i64* %tmp4, align 16
40	call void @f( %struct.s*byval %d )
41	call void @f( %struct.s*byval %d )
42	ret void
43}
44
45declare void @f(%struct.s* byval)
46