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 { i16, i16, i16, i16, i16, i16, i16, i16,
28                   i16, i16, i16, i16, i16, i16, i16, i16,
29                   i16, i16, i16, i16, i16, i16, i16, i16,
30                   i16, i16, i16, i16, i16, i16, i16, i16,
31                   i16, i16, i16, i16, i16, i16, i16, i16,
32                   i16, i16, i16, i16, i16, i16, i16, i16,
33                   i16, i16, i16, i16, i16, i16, i16, i16,
34                   i16, i16, i16, i16, i16, i16, i16, i16,
35                   i16 }
36
37
38define void @g(i16 signext  %a1, i16 signext  %a2, i16 signext  %a3,
39	 i16 signext  %a4, i16 signext  %a5, i16 signext  %a6) nounwind {
40entry:
41        %a = alloca %struct.s, align 16
42        %tmp = getelementptr %struct.s, %struct.s* %a, i32 0, i32 0
43        store i16 %a1, i16* %tmp, align 16
44        %tmp2 = getelementptr %struct.s, %struct.s* %a, i32 0, i32 1
45        store i16 %a2, i16* %tmp2, align 16
46        %tmp4 = getelementptr %struct.s, %struct.s* %a, i32 0, i32 2
47        store i16 %a3, i16* %tmp4, align 16
48        %tmp6 = getelementptr %struct.s, %struct.s* %a, i32 0, i32 3
49        store i16 %a4, i16* %tmp6, align 16
50        %tmp8 = getelementptr %struct.s, %struct.s* %a, i32 0, i32 4
51        store i16 %a5, i16* %tmp8, align 16
52        %tmp10 = getelementptr %struct.s, %struct.s* %a, i32 0, i32 5
53        store i16 %a6, i16* %tmp10, align 16
54        call void @f( %struct.s* byval %a )
55        call void @f( %struct.s* byval %a )
56        ret void
57}
58
59declare void @f(%struct.s* byval)
60