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
|
# RUN: llc -o - %s -mtriple=aarch64-windows -start-before=prologepilog \
# RUN: -stop-after=prologepilog | FileCheck %s
# Check save_freg_x, save_frep, save_reg
# CHECK: early-clobber $sp = frame-setup STRXpre killed $x19, $sp, -48
# CHECK-NEXT: frame-setup SEH_SaveReg_X 19, -48
# CHECK-NEXT: frame-setup STPDi killed $d8, killed $d9, $sp, 1
# CHECK-NEXT: frame-setup SEH_SaveFRegP 8, 9, 8
# CHECK-NEXT: frame-setup STPDi killed $d10, killed $d11, $sp, 3
# CHECK-NEXT: frame-setup SEH_SaveFRegP 10, 11, 24
# CHECK-NEXT: frame-setup STRDui killed $d12, $sp, 5
# CHECK-NEXT: frame-setup SEH_SaveFReg 12, 40
# CHECK-NEXT: frame-setup SEH_PrologEnd
# CHECK: frame-destroy SEH_EpilogStart
# CHECK-NEXT: $d12 = frame-destroy LDRDui $sp, 5
# CHECK-NEXT: frame-destroy SEH_SaveFReg 12, 40
# CHECK-NEXT: $d10, $d11 = frame-destroy LDPDi $sp, 3
# CHECK-NEXT: frame-destroy SEH_SaveFRegP 10, 11, 24
# CHECK-NEXT: $d8, $d9 = frame-destroy LDPDi $sp, 1
# CHECK-NEXT: frame-destroy SEH_SaveFRegP 8, 9, 8
# CHECK-NEXT: early-clobber $sp, $x19 = frame-destroy LDRXpost $sp, 48
# CHECK-NEXT: frame-destroy SEH_SaveReg_X 19, -48
# CHECK-NEXT: frame-destroy SEH_EpilogEnd
# CHECK-NEXT: RET_ReallyLR implicit $x0
...
---
name: test
alignment: 4
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: true
registers:
liveins:
- { reg: '$w0', virtual-reg: '' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 112
offsetAdjustment: 0
maxAlignment: 8
adjustsStack: false
hasCalls: false
stackProtector: ''
maxCallFrameSize: 0
hasOpaqueSPAdjustment: true
hasVAStart: false
hasMustTailInVarArgFunc: false
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack:
stack:
constants:
body: |
bb.0.entry:
liveins: $x0, $x1, $d0, $d1, $d10, $d11, $d8, $d9
$x19 = ADDXrr $x0, killed $x1
$d8 = FADDDrr killed $d0, $d1, implicit $fpcr
$d9 = FADDDrr $d8, $d1, implicit $fpcr
$d10 = FADDDrr $d9, $d8, implicit $fpcr
$d11 = FADDDrr killed $d9, $d10, implicit $fpcr
$d12 = FADDDrr $d11, killed $d11, implicit $fpcr
$x0 = COPY $d12
RET_ReallyLR implicit $x0
...
|
