1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -o - %s -mtriple=armv7-unknown-linux-gnu -verify-machineinstrs -run-pass=arm-pseudo | FileCheck %s
3# RUN: llc -o - %s -mtriple=thumbv7-unknown-linux-gnu -verify-machineinstrs -run-pass=arm-pseudo | FileCheck %s --check-prefix=THUMB
4---
5name: func
6tracksRegLiveness: true
7body: |
8  bb.0:
9    liveins: $r0_r1, $r4_r5, $r3, $lr
10    ; CHECK-LABEL: name: func
11    ; CHECK: successors: %bb.1(0x80000000)
12    ; CHECK-NEXT: liveins: $r0_r1, $r4_r5, $r3, $lr
13    ; CHECK-NEXT: {{  $}}
14    ; CHECK-NEXT: {{  $}}
15    ; CHECK-NEXT: .1:
16    ; CHECK-NEXT: successors: %bb.3(0x40000000), %bb.2(0x40000000)
17    ; CHECK-NEXT: liveins: $r4_r5, $r3
18    ; CHECK-NEXT: {{  $}}
19    ; CHECK-NEXT: $r0_r1 = LDREXD $r3, 14 /* CC::al */, $noreg
20    ; CHECK-NEXT: CMPrr killed $r0, $r4, 14 /* CC::al */, $noreg, implicit-def $cpsr
21    ; CHECK-NEXT: CMPrr killed $r1, $r5, 0 /* CC::eq */, killed $cpsr, implicit-def $cpsr
22    ; CHECK-NEXT: Bcc %bb.3, 1 /* CC::ne */, killed $cpsr
23    ; CHECK-NEXT: {{  $}}
24    ; CHECK-NEXT: .2:
25    ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.3(0x40000000)
26    ; CHECK-NEXT: liveins: $r4_r5, $r3
27    ; CHECK-NEXT: {{  $}}
28    ; CHECK-NEXT: early-clobber $r2 = STREXD $r4_r5, $r3, 14 /* CC::al */, $noreg
29    ; CHECK-NEXT: CMPri killed $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
30    ; CHECK-NEXT: Bcc %bb.1, 1 /* CC::ne */, killed $cpsr
31    ; CHECK-NEXT: {{  $}}
32    ; CHECK-NEXT: .3:
33    ; THUMB-LABEL: name: func
34    ; THUMB: successors: %bb.1(0x80000000)
35    ; THUMB-NEXT: liveins: $r0_r1, $r4_r5, $r3, $lr
36    ; THUMB-NEXT: {{  $}}
37    ; THUMB-NEXT: {{  $}}
38    ; THUMB-NEXT: .1:
39    ; THUMB-NEXT: successors: %bb.3(0x40000000), %bb.2(0x40000000)
40    ; THUMB-NEXT: liveins: $r4, $r5, $r3
41    ; THUMB-NEXT: {{  $}}
42    ; THUMB-NEXT: $r0, $r1 = t2LDREXD $r3, 14 /* CC::al */, $noreg
43    ; THUMB-NEXT: tCMPhir killed $r0, $r4, 14 /* CC::al */, $noreg, implicit-def $cpsr
44    ; THUMB-NEXT: tCMPhir killed $r1, $r5, 0 /* CC::eq */, killed $cpsr, implicit-def $cpsr
45    ; THUMB-NEXT: tBcc %bb.3, 1 /* CC::ne */, killed $cpsr
46    ; THUMB-NEXT: {{  $}}
47    ; THUMB-NEXT: .2:
48    ; THUMB-NEXT: successors: %bb.1(0x40000000), %bb.3(0x40000000)
49    ; THUMB-NEXT: liveins: $r4, $r5, $r3
50    ; THUMB-NEXT: {{  $}}
51    ; THUMB-NEXT: early-clobber $r2 = t2STREXD $r4, $r5, $r3, 14 /* CC::al */, $noreg
52    ; THUMB-NEXT: t2CMPri killed $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
53    ; THUMB-NEXT: tBcc %bb.1, 1 /* CC::ne */, killed $cpsr
54    ; THUMB-NEXT: {{  $}}
55    ; THUMB-NEXT: .3:
56    dead early-clobber renamable $r0_r1, dead early-clobber renamable $r2 = CMP_SWAP_64 killed renamable $r3, killed renamable $r4_r5, renamable $r4_r5 :: (volatile load store monotonic monotonic (s64))
57...
58---
59name: func2
60tracksRegLiveness: true
61body: |
62  bb.0:
63    liveins: $r1, $r2, $r3, $r12, $lr
64    ; CHECK-LABEL: name: func2
65    ; CHECK: successors: %bb.1(0x80000000)
66    ; CHECK-NEXT: liveins: $r1, $r2, $r3, $r12, $lr
67    ; CHECK-NEXT: {{  $}}
68    ; CHECK-NEXT: {{  $}}
69    ; CHECK-NEXT: .1:
70    ; CHECK-NEXT: successors: %bb.3(0x40000000), %bb.2(0x40000000)
71    ; CHECK-NEXT: liveins: $lr, $r3, $r12
72    ; CHECK-NEXT: {{  $}}
73    ; CHECK-NEXT: $r1 = LDREX $r3, 14 /* CC::al */, $noreg
74    ; CHECK-NEXT: CMPrr killed $r1, $r12, 14 /* CC::al */, $noreg, implicit-def $cpsr
75    ; CHECK-NEXT: Bcc %bb.3, 1 /* CC::ne */, killed $cpsr
76    ; CHECK-NEXT: {{  $}}
77    ; CHECK-NEXT: .2:
78    ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.3(0x40000000)
79    ; CHECK-NEXT: liveins: $lr, $r3, $r12
80    ; CHECK-NEXT: {{  $}}
81    ; CHECK-NEXT: early-clobber $r2 = STREX $lr, $r3, 14 /* CC::al */, $noreg
82    ; CHECK-NEXT: CMPri killed $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
83    ; CHECK-NEXT: Bcc %bb.1, 1 /* CC::ne */, killed $cpsr
84    ; CHECK-NEXT: {{  $}}
85    ; CHECK-NEXT: .3:
86    ; THUMB-LABEL: name: func2
87    ; THUMB: successors: %bb.1(0x80000000)
88    ; THUMB-NEXT: liveins: $r1, $r2, $r3, $r12, $lr
89    ; THUMB-NEXT: {{  $}}
90    ; THUMB-NEXT: {{  $}}
91    ; THUMB-NEXT: .1:
92    ; THUMB-NEXT: successors: %bb.3(0x40000000), %bb.2(0x40000000)
93    ; THUMB-NEXT: liveins: $lr, $r3, $r12
94    ; THUMB-NEXT: {{  $}}
95    ; THUMB-NEXT: $r1 = t2LDREX $r3, 0, 14 /* CC::al */, $noreg
96    ; THUMB-NEXT: tCMPhir killed $r1, $r12, 14 /* CC::al */, $noreg, implicit-def $cpsr
97    ; THUMB-NEXT: tBcc %bb.3, 1 /* CC::ne */, killed $cpsr
98    ; THUMB-NEXT: {{  $}}
99    ; THUMB-NEXT: .2:
100    ; THUMB-NEXT: successors: %bb.1(0x40000000), %bb.3(0x40000000)
101    ; THUMB-NEXT: liveins: $lr, $r3, $r12
102    ; THUMB-NEXT: {{  $}}
103    ; THUMB-NEXT: early-clobber $r2 = t2STREX $lr, $r3, 0, 14 /* CC::al */, $noreg
104    ; THUMB-NEXT: t2CMPri killed $r2, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
105    ; THUMB-NEXT: tBcc %bb.1, 1 /* CC::ne */, killed $cpsr
106    ; THUMB-NEXT: {{  $}}
107    ; THUMB-NEXT: .3:
108    dead early-clobber renamable $r1, dead early-clobber renamable $r2 = CMP_SWAP_32 killed renamable $r3, killed renamable $r12, killed renamable $lr
109...
110