xref: /llvm-project/llvm/test/CodeGen/Mips/GlobalISel/legalizer/stack_args.mir (revision fae05692a36f9ebbd201d93c2a6b0f927564d7e6)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
3--- |
4
5  declare i32 @f(i32, i32, i32, i32, i32)
6  define void @g(i32, i32, i32, i32, i32) {entry: ret void}
7
8...
9---
10name:            g
11alignment:       4
12tracksRegLiveness: true
13fixedStack:
14  - { id: 0, offset: 16, size: 4, alignment: 8, stack-id: default, isImmutable: true }
15body:             |
16  bb.1.entry:
17    liveins: $a0, $a1, $a2, $a3
18
19    ; MIPS32-LABEL: name: g
20    ; MIPS32: liveins: $a0, $a1, $a2, $a3
21    ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
22    ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
23    ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2
24    ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3
25    ; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0
26    ; MIPS32: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s32) from %fixed-stack.0, align 8)
27    ; MIPS32: ADJCALLSTACKDOWN 24, 0, implicit-def $sp, implicit $sp
28    ; MIPS32: $a0 = COPY [[COPY]](s32)
29    ; MIPS32: $a1 = COPY [[COPY1]](s32)
30    ; MIPS32: $a2 = COPY [[COPY2]](s32)
31    ; MIPS32: $a3 = COPY [[COPY3]](s32)
32    ; MIPS32: [[COPY4:%[0-9]+]]:_(p0) = COPY $sp
33    ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
34    ; MIPS32: [[GEP:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY4]], [[C]](s32)
35    ; MIPS32: G_STORE [[LOAD]](s32), [[GEP]](p0) :: (store (s32) into stack + 16)
36    ; MIPS32: JAL @f, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit $a2, implicit $a3, implicit-def $v0
37    ; MIPS32: [[COPY5:%[0-9]+]]:_(s32) = COPY $v0
38    ; MIPS32: ADJCALLSTACKUP 24, 0, implicit-def $sp, implicit $sp
39    ; MIPS32: $v0 = COPY [[COPY5]](s32)
40    ; MIPS32: RetRA implicit $v0
41    %0:_(s32) = COPY $a0
42    %1:_(s32) = COPY $a1
43    %2:_(s32) = COPY $a2
44    %3:_(s32) = COPY $a3
45    %5:_(p0) = G_FRAME_INDEX %fixed-stack.0
46    %4:_(s32) = G_LOAD %5(p0) :: (load (s32) from %fixed-stack.0, align 8)
47    ADJCALLSTACKDOWN 24, 0, implicit-def $sp, implicit $sp
48    $a0 = COPY %0(s32)
49    $a1 = COPY %1(s32)
50    $a2 = COPY %2(s32)
51    $a3 = COPY %3(s32)
52    %7:_(p0) = COPY $sp
53    %8:_(s32) = G_CONSTANT i32 16
54    %9:_(p0) = G_PTR_ADD %7, %8(s32)
55    G_STORE %4(s32), %9(p0) :: (store (s32) into stack + 16, align 4)
56    JAL @f, csr_o32, implicit-def $ra, implicit-def $sp, implicit $a0, implicit $a1, implicit $a2, implicit $a3, implicit-def $v0
57    %6:_(s32) = COPY $v0
58    ADJCALLSTACKUP 24, 0, implicit-def $sp, implicit $sp
59    $v0 = COPY %6(s32)
60    RetRA implicit $v0
61
62...
63