1; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+mmx,+sse2 | FileCheck %s --check-prefix=X86-64
2;
3; On Darwin x86-64, v8i8, v4i16, v2i32 values are passed in XMM[0-7].
4; On Darwin x86-64, v1i64 values are passed in 64-bit GPRs.
5
6@g_v8qi = external global <8 x i8>
7
8define void @t3() nounwind  {
9; X86-64-LABEL: t3:
10; X86-64:       ## BB#0:
11; X86-64-NEXT:    movq _g_v8qi@{{.*}}(%rip), %rax
12; X86-64-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
13; X86-64-NEXT:    movb $1, %al
14; X86-64-NEXT:    jmp _pass_v8qi ## TAILCALL
15  %tmp3 = load <8 x i8>, <8 x i8>* @g_v8qi, align 8
16  %tmp3a = bitcast <8 x i8> %tmp3 to x86_mmx
17  %tmp4 = tail call i32 (...) @pass_v8qi( x86_mmx %tmp3a ) nounwind
18  ret void
19}
20
21define void @t4(x86_mmx %v1, x86_mmx %v2) nounwind  {
22; X86-64-LABEL: t4:
23; X86-64:       ## BB#0:
24; X86-64-NEXT:    movdq2q %xmm1, %mm0
25; X86-64-NEXT:    movq %mm0, -{{[0-9]+}}(%rsp)
26; X86-64-NEXT:    movdq2q %xmm0, %mm0
27; X86-64-NEXT:    movq %mm0, -{{[0-9]+}}(%rsp)
28; X86-64-NEXT:    movq {{.*#+}} xmm1 = mem[0],zero
29; X86-64-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
30; X86-64-NEXT:    paddb %xmm1, %xmm0
31; X86-64-NEXT:    movb $1, %al
32; X86-64-NEXT:    jmp _pass_v8qi ## TAILCALL
33  %v1a = bitcast x86_mmx %v1 to <8 x i8>
34  %v2b = bitcast x86_mmx %v2 to <8 x i8>
35  %tmp3 = add <8 x i8> %v1a, %v2b
36  %tmp3a = bitcast <8 x i8> %tmp3 to x86_mmx
37  %tmp4 = tail call i32 (...) @pass_v8qi( x86_mmx %tmp3a ) nounwind
38  ret void
39}
40
41define void @t5() nounwind  {
42; X86-64-LABEL: t5:
43; X86-64:       ## BB#0:
44; X86-64-NEXT:    pushq %rax
45; X86-64-NEXT:    xorl %edi, %edi
46; X86-64-NEXT:    callq _pass_v1di
47; X86-64-NEXT:    popq %rax
48; X86-64-NEXT:    retq
49  call void @pass_v1di( <1 x i64> zeroinitializer )
50  ret void
51}
52
53declare i32 @pass_v8qi(...)
54declare void @pass_v1di(<1 x i64>)
55