1; RUN: llc < %s -mtriple=i686-windows | FileCheck %s -check-prefix=CHECK
2; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefix=LINUX64
3
4declare void @param1(i32 %a)
5declare i32 @param2_ret(i32 %a, i32 %b)
6declare i64 @param2_ret64(i32 %a, i32 %b)
7declare void @param2(i32 %a, i32 %b)
8declare void @param3(i32 %a, i32 %b, i32 %c)
9declare void @param8(i64, i64, i64, i64, i64, i64, i64, i64)
10
11
12define void @test() minsize nounwind {
13; CHECK-LABEL: test:
14; CHECK: calll _param1
15; CHECK-NEXT: popl %eax
16; CHECK: calll _param2
17; CHECK-NEXT: popl %eax
18; CHECK-NEXT: popl %ecx
19; CHECK: calll _param2_ret
20; CHECK-NEXT: popl %ecx
21; CHECK-NEXT: popl %edx
22; CHECK-NEXT: pushl %eax
23; CHECK: calll _param3
24; CHECK-NEXT: addl $12, %esp
25; CHECK: calll _param2_ret64
26; CHECK-NEXT: popl %ecx
27; CHECK-NEXT: popl %ecx
28  call void @param1(i32 1)
29  call void @param2(i32 1, i32 2)
30  %ret = call i32 @param2_ret(i32 1, i32 2)
31  call void @param3(i32 1, i32 2, i32 %ret)
32  %ret64 = call i64 @param2_ret64(i32 1, i32 2)
33  ret void
34}
35
36define void @negative(i32 %k) {
37; CHECK-LABEL: negative:
38; CHECK: calll _param1
39; CHECK-NEXT: addl $4, %esp
40; CHECK: calll _param2
41; CHECK-NEXT: addl $8, %esp
42; CHECK: calll _param3
43; CHECK-NEXT: movl %ebp, %esp
44  %v = alloca i32, i32 %k
45  call void @param1(i32 1)
46  call void @param2(i32 1, i32 2)
47  call void @param3(i32 1, i32 2, i32 3)
48  ret void
49}
50
51define void @spill(i32 inreg %a, i32 inreg %b, i32 inreg %c) minsize nounwind {
52; CHECK-LABEL: spill:
53; CHECK-DAG: movl %ecx,
54; CHECK-DAG: movl %edx,
55; CHECK: calll _param2_ret
56; CHECK-NEXT: popl %ecx
57; CHECK-NEXT: popl %edx
58; CHECK-DAG: movl {{.*}}, %ecx
59; CHECK-DAG: movl {{.*}}, %edx
60; CHECK: calll _spill
61  %i = call i32 @param2_ret(i32 1, i32 2)
62  call void @spill(i32 %a, i32 %b, i32 %c)
63  ret void
64}
65
66define void @test_linux64(i32 %size) minsize nounwind {
67; LINUX64-LABEL: test_linux64:
68; LINUX64: pushq %rbp
69; LINUX64: callq param8
70; LINUX64-NEXT: popq %rax
71; LINUX64-NEXT: popq %rcx
72
73  %a = alloca i64, i32 %size, align 8
74  call void @param8(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8)
75  ret void
76}
77