xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/pop-stack-cleanup.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-windows | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s -check-prefix=LINUX64
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdeclare void @param1(i32 %a)
5*9880d681SAndroid Build Coastguard Workerdeclare i32 @param2_ret(i32 %a, i32 %b)
6*9880d681SAndroid Build Coastguard Workerdeclare i64 @param2_ret64(i32 %a, i32 %b)
7*9880d681SAndroid Build Coastguard Workerdeclare void @param2(i32 %a, i32 %b)
8*9880d681SAndroid Build Coastguard Workerdeclare void @param3(i32 %a, i32 %b, i32 %c)
9*9880d681SAndroid Build Coastguard Workerdeclare void @param8(i64, i64, i64, i64, i64, i64, i64, i64)
10*9880d681SAndroid Build Coastguard Workerdeclare i32 @param8_ret(i64, i64, i64, i64, i64, i64, i64, i64)
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine void @test() minsize nounwind {
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test:
15*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param1
16*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %eax
17*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param2
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %eax
19*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %ecx
20*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param2_ret
21*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %ecx
22*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %edx
23*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: pushl %eax
24*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param3
25*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: addl $12, %esp
26*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param2_ret64
27*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %ecx
28*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %ecx
29*9880d681SAndroid Build Coastguard Worker  call void @param1(i32 1)
30*9880d681SAndroid Build Coastguard Worker  call void @param2(i32 1, i32 2)
31*9880d681SAndroid Build Coastguard Worker  %ret = call i32 @param2_ret(i32 1, i32 2)
32*9880d681SAndroid Build Coastguard Worker  call void @param3(i32 1, i32 2, i32 %ret)
33*9880d681SAndroid Build Coastguard Worker  %ret64 = call i64 @param2_ret64(i32 1, i32 2)
34*9880d681SAndroid Build Coastguard Worker  ret void
35*9880d681SAndroid Build Coastguard Worker}
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Workerdefine void @negative(i32 %k) {
38*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: negative:
39*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param1
40*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: addl $4, %esp
41*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param2
42*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: addl $8, %esp
43*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param3
44*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: movl %ebp, %esp
45*9880d681SAndroid Build Coastguard Worker  %v = alloca i32, i32 %k
46*9880d681SAndroid Build Coastguard Worker  call void @param1(i32 1)
47*9880d681SAndroid Build Coastguard Worker  call void @param2(i32 1, i32 2)
48*9880d681SAndroid Build Coastguard Worker  call void @param3(i32 1, i32 2, i32 3)
49*9880d681SAndroid Build Coastguard Worker  ret void
50*9880d681SAndroid Build Coastguard Worker}
51*9880d681SAndroid Build Coastguard Worker
52*9880d681SAndroid Build Coastguard Workerdefine void @spill(i32 inreg %a, i32 inreg %b, i32 inreg %c) minsize nounwind {
53*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: spill:
54*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: movl %ecx,
55*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: movl %edx,
56*9880d681SAndroid Build Coastguard Worker; CHECK: calll _param2_ret
57*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %ecx
58*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: popl %edx
59*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: movl {{.*}}, %ecx
60*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: movl {{.*}}, %edx
61*9880d681SAndroid Build Coastguard Worker; CHECK: calll _spill
62*9880d681SAndroid Build Coastguard Worker  %i = call i32 @param2_ret(i32 1, i32 2)
63*9880d681SAndroid Build Coastguard Worker  call void @spill(i32 %a, i32 %b, i32 %c)
64*9880d681SAndroid Build Coastguard Worker  ret void
65*9880d681SAndroid Build Coastguard Worker}
66*9880d681SAndroid Build Coastguard Worker
67*9880d681SAndroid Build Coastguard Workerdefine void @test_linux64(i32 %size) minsize nounwind {
68*9880d681SAndroid Build Coastguard Worker; LINUX64-LABEL: test_linux64:
69*9880d681SAndroid Build Coastguard Worker; LINUX64: pushq %rbp
70*9880d681SAndroid Build Coastguard Worker; LINUX64: callq param8
71*9880d681SAndroid Build Coastguard Worker; LINUX64-NEXT: popq %rax
72*9880d681SAndroid Build Coastguard Worker; LINUX64-NEXT: popq %rcx
73*9880d681SAndroid Build Coastguard Worker
74*9880d681SAndroid Build Coastguard Worker  %a = alloca i64, i32 %size, align 8
75*9880d681SAndroid Build Coastguard Worker  call void @param8(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8)
76*9880d681SAndroid Build Coastguard Worker  ret void
77*9880d681SAndroid Build Coastguard Worker}
78*9880d681SAndroid Build Coastguard Worker
79*9880d681SAndroid Build Coastguard Workerdefine i32 @test_linux64_i32(i32 %size) minsize nounwind {
80*9880d681SAndroid Build Coastguard Worker; LINUX64-LABEL: test_linux64_i32:
81*9880d681SAndroid Build Coastguard Worker; LINUX64: callq param8_ret
82*9880d681SAndroid Build Coastguard Worker; LINUX64-NOT: popq %rax
83*9880d681SAndroid Build Coastguard Worker; LINUX64: retq
84*9880d681SAndroid Build Coastguard Worker  %a = alloca i64, i32 %size, align 8
85*9880d681SAndroid Build Coastguard Worker  %r = call i32 @param8_ret(i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8)
86*9880d681SAndroid Build Coastguard Worker  ret i32 %r
87*9880d681SAndroid Build Coastguard Worker}
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