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