xref: /llvm-project/llvm/test/CodeGen/Mips/GlobalISel/irtranslator/split_args.ll (revision fae05692a36f9ebbd201d93c2a6b0f927564d7e6)
1; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
2
3define i64 @i64_reg(i64 %a) {
4  ; MIPS32-LABEL: name: i64_reg
5  ; MIPS32: bb.1.entry:
6  ; MIPS32:   liveins: $a0, $a1
7  ; MIPS32:   [[COPY:%[0-9]+]]:_(s32) = COPY $a0
8  ; MIPS32:   [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
9  ; MIPS32:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
10  ; MIPS32:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[MV]](s64)
11  ; MIPS32:   $v0 = COPY [[UV]](s32)
12  ; MIPS32:   $v1 = COPY [[UV1]](s32)
13  ; MIPS32:   RetRA implicit $v0, implicit $v1
14entry:
15  ret i64 %a
16}
17
18define i64 @i64_stack(i32 %a0, i32 %a1, i32 %a2, i32 %a3, i64 %a) {
19  ; MIPS32-LABEL: name: i64_stack
20  ; MIPS32: fixedStack:
21  ; MIPS32-DAG:  - { id: [[STACK0:[0-9]+]], type: default, offset: 20, size: 4, alignment: 4,
22  ; MIPS32-DAG:  - { id: [[STACK1:[0-9]+]], type: default, offset: 16, size: 4, alignment: 8,
23  ; MIPS32: bb.1.entry:
24  ; MIPS32:   liveins: $a0, $a1, $a2, $a3
25  ; MIPS32:   [[COPY:%[0-9]+]]:_(s32) = COPY $a0
26  ; MIPS32:   [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
27  ; MIPS32:   [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
28  ; MIPS32:   [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
29  ; MIPS32:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
30  ; MIPS32:   [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s32) from %fixed-stack.[[STACK1]], align 8)
31  ; MIPS32:   [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
32  ; MIPS32:   [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load (s32) from %fixed-stack.[[STACK0]])
33  ; MIPS32:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[LOAD]](s32), [[LOAD1]](s32)
34  ; MIPS32:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[MV]](s64)
35  ; MIPS32:   $v0 = COPY [[UV]](s32)
36  ; MIPS32:   $v1 = COPY [[UV1]](s32)
37  ; MIPS32:   RetRA implicit $v0, implicit $v1
38entry:
39  ret i64 %a
40}
41
42define i64 @i64_reg_allign(i32 %a0, i64 %a) {
43  ; MIPS32-LABEL: name: i64_reg_allign
44  ; MIPS32: bb.1.entry:
45  ; MIPS32:   liveins: $a0, $a2, $a3
46  ; MIPS32:   [[COPY:%[0-9]+]]:_(s32) = COPY $a0
47  ; MIPS32:   [[COPY1:%[0-9]+]]:_(s32) = COPY $a2
48  ; MIPS32:   [[COPY2:%[0-9]+]]:_(s32) = COPY $a3
49  ; MIPS32:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY1]](s32), [[COPY2]](s32)
50  ; MIPS32:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[MV]](s64)
51  ; MIPS32:   $v0 = COPY [[UV]](s32)
52  ; MIPS32:   $v1 = COPY [[UV1]](s32)
53  ; MIPS32:   RetRA implicit $v0, implicit $v1
54entry:
55  ret i64 %a
56}
57
58define i64 @i64_stack_allign(i32 %a0, i32 %a1, i32 %a2, i32 %a3, i32 %s16, i64 %a) {
59  ; MIPS32-LABEL: name: i64_stack_allign
60  ; MIPS32: fixedStack:
61  ; MIPS32-DAG:  - { id: [[STACK0:[0-9]+]], type: default, offset: 28, size: 4, alignment: 4,
62  ; MIPS32-DAG:  - { id: [[STACK1:[0-9]+]], type: default, offset: 24, size: 4, alignment: 8,
63  ; MIPS32-DAG:  - { id: [[STACK2:[0-9]+]], type: default, offset: 16, size: 4, alignment: 8,
64  ; MIPS32: bb.1.entry:
65  ; MIPS32:   liveins: $a0, $a1, $a2, $a3
66  ; MIPS32:   [[COPY:%[0-9]+]]:_(s32) = COPY $a0
67  ; MIPS32:   [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
68  ; MIPS32:   [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
69  ; MIPS32:   [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
70  ; MIPS32:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.2
71  ; MIPS32:   [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s32) from %fixed-stack.[[STACK2]], align 8)
72  ; MIPS32:   [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
73  ; MIPS32:   [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load (s32) from %fixed-stack.[[STACK1]], align 8)
74  ; MIPS32:   [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
75  ; MIPS32:   [[LOAD2:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX2]](p0) :: (load (s32) from %fixed-stack.[[STACK0]])
76  ; MIPS32:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[LOAD1]](s32), [[LOAD2]](s32)
77  ; MIPS32:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[MV]](s64)
78  ; MIPS32:   $v0 = COPY [[UV]](s32)
79  ; MIPS32:   $v1 = COPY [[UV1]](s32)
80  ; MIPS32:   RetRA implicit $v0, implicit $v1
81entry:
82  ret i64 %a
83}
84
85define i64 @i64_reg_stack(i32 %a0, i32 %a1, i32 %a2, i64 %a) {
86  ; MIPS32-LABEL: name: i64_reg_stack
87  ; MIPS32: fixedStack:
88  ; MIPS32-DAG:  - { id: [[STACK0:[0-9]+]], type: default, offset: 20, size: 4, alignment: 4,
89  ; MIPS32-DAG:  - { id: [[STACK1:[0-9]+]], type: default, offset: 16, size: 4, alignment: 8,
90  ; MIPS32: bb.1.entry:
91  ; MIPS32:   liveins: $a0, $a1, $a2
92  ; MIPS32:   [[COPY:%[0-9]+]]:_(s32) = COPY $a0
93  ; MIPS32:   [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
94  ; MIPS32:   [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
95  ; MIPS32:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1
96  ; MIPS32:   [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s32) from %fixed-stack.[[STACK1]], align 8)
97  ; MIPS32:   [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
98  ; MIPS32:   [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load (s32) from %fixed-stack.[[STACK0]])
99  ; MIPS32:   [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[LOAD]](s32), [[LOAD1]](s32)
100  ; MIPS32:   [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[MV]](s64)
101  ; MIPS32:   $v0 = COPY [[UV]](s32)
102  ; MIPS32:   $v1 = COPY [[UV1]](s32)
103  ; MIPS32:   RetRA implicit $v0, implicit $v1
104entry:
105  ret i64 %a
106}
107