1; RUN: llc -march=sparc -disable-sparc-leaf-proc=0 < %s | FileCheck %s
2
3; CHECK-LABEL:      func_nobody:
4; CHECK:      retl
5; CHECK-NEXT: nop
6define void @func_nobody() {
7entry:
8  ret void
9}
10
11
12; CHECK-LABEL:      return_int_const:
13; CHECK:      retl
14; CHECK-NEXT: mov 1729, %o0
15define i32 @return_int_const() {
16entry:
17  ret i32 1729
18}
19
20; CHECK-LABEL:      return_double_const:
21; CHECK:      sethi
22; CHECK:      retl
23; CHECK-NEXT: ldd {{.*}}, %f0
24
25define double @return_double_const() {
26entry:
27  ret double 0.000000e+00
28}
29
30; CHECK-LABEL:      leaf_proc_with_args:
31; CHECK:      add {{%o[0-1]}}, {{%o[0-1]}}, [[R:%[go][0-7]]]
32; CHECK:      retl
33; CHECK-NEXT: add [[R]], %o2, %o0
34
35define i32 @leaf_proc_with_args(i32 %a, i32 %b, i32 %c) {
36entry:
37  %0 = add nsw i32 %b, %a
38  %1 = add nsw i32 %0, %c
39  ret i32 %1
40}
41
42; CHECK-LABEL:     leaf_proc_with_args_in_stack:
43; CHECK-DAG: ld [%sp+92], {{%[go][0-7]}}
44; CHECK-DAG: ld [%sp+96], {{%[go][0-7]}}
45; CHECK:     retl
46; CHECK-NEXT: add {{.*}}, %o0
47define i32 @leaf_proc_with_args_in_stack(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i32 %h) {
48entry:
49  %0 = add nsw i32 %b, %a
50  %1 = add nsw i32 %0, %c
51  %2 = add nsw i32 %1, %d
52  %3 = add nsw i32 %2, %e
53  %4 = add nsw i32 %3, %f
54  %5 = add nsw i32 %4, %g
55  %6 = add nsw i32 %5, %h
56  ret i32 %6
57}
58
59; CHECK-LABEL:      leaf_proc_with_local_array:
60; CHECK:      add %sp, -104, %sp
61; CHECK:      mov 1, [[R1:%[go][0-7]]]
62; CHECK:      st [[R1]], [%sp+96]
63; CHECK:      mov 2, [[R2:%[go][0-7]]]
64; CHECK:      st [[R2]], [%sp+100]
65; CHECK:      ld {{.+}}, %o0
66; CHECK:      retl
67; CHECK-NEXT: add %sp, 104, %sp
68
69define i32 @leaf_proc_with_local_array(i32 %a, i32 %b, i32 %c) {
70entry:
71  %array = alloca [2 x i32], align 4
72  %0 = sub nsw i32 %b, %c
73  %1 = getelementptr inbounds [2 x i32], [2 x i32]* %array, i32 0, i32 0
74  store i32 1, i32* %1, align 4
75  %2 = getelementptr inbounds [2 x i32], [2 x i32]* %array, i32 0, i32 1
76  store i32 2, i32* %2, align 4
77  %3 = getelementptr inbounds [2 x i32], [2 x i32]* %array, i32 0, i32 %a
78  %4 = load i32, i32* %3, align 4
79  ret i32 %4
80}
81