xref: /llvm-project/llvm/test/CodeGen/AArch64/wineh2.mir (revision 49510c50200cf58c9f2dedf4e4ab36a16503878e) 
1# RUN: llc -o - %s -mtriple=aarch64-windows -start-after=prologepilog \
2# RUN:    -filetype=obj | llvm-readobj --unwind - | FileCheck %s
3# Test that the pre/post increment save of a flating point register is correct.
4
5# CHECK:        ExceptionData {
6# CHECK-NEXT:      FunctionLength: 144
7# CHECK-NEXT:      Version: 0
8# CHECK-NEXT:      ExceptionData: No
9# CHECK-NEXT:      EpiloguePacked: Yes
10# CHECK-NEXT:      EpilogueOffset: 19
11# CHECK-NEXT:      ByteCodeLength: 40
12# CHECK-NEXT:      Prologue [
13# CHECK-NEXT:        0xc80e              ; stp x19, x20, [sp, #112]
14# CHECK-NEXT:        0xc88c              ; stp x21, x22, [sp, #96]
15# CHECK-NEXT:        0xc90a              ; stp x23, x24, [sp, #80]
16# CHECK-NEXT:        0xc988              ; stp x25, x26, [sp, #64]
17# CHECK-NEXT:        0xca06              ; stp x27, x28, [sp, #48]
18# CHECK-NEXT:        0xdc45              ; str d9, [sp, #40]
19# CHECK-NEXT:        0xdc04              ; str d8, [sp, #32]
20# CHECK-NEXT:        0xd882              ; stp d10, d11, [sp, #16]
21# CHECK-NEXT:        0xde8f              ; str d12, [sp, #-128]!
22# CHECK-NEXT:        0xe4                ; end
23# CHECK-NEXT:      ]
24# CHECK-NEXT:      Epilogue [
25# CHECK-NEXT:        0xc80e              ; ldp x19, x20, [sp, #112]
26# CHECK-NEXT:        0xc88c              ; ldp x21, x22, [sp, #96]
27# CHECK-NEXT:        0xc90a              ; ldp x23, x24, [sp, #80]
28# CHECK-NEXT:        0xc988              ; ldp x25, x26, [sp, #64]
29# CHECK-NEXT:        0xca06              ; ldp x27, x28, [sp, #48]
30# CHECK-NEXT:        0xdc04              ; ldr d8, [sp, #32]
31# CHECK-NEXT:        0xdc45              ; ldr d9, [sp, #40]
32# CHECK-NEXT:        0xd882              ; ldp d10, d11, [sp, #16]
33# CHECK-NEXT:        0xde8f              ; ldr d12, [sp], #128
34# CHECK-NEXT:        0xe4                ; end
35# CHECK-NEXT:      ]
36# CHECK-NEXT:    }
37...
38---
39name:            test
40alignment:       4
41exposesReturnsTwice: false
42legalized:       false
43regBankSelected: false
44selected:        false
45failedISel:      false
46tracksRegLiveness: true
47hasWinCFI:       true
48registers:
49liveins:
50  - { reg: '$w0', virtual-reg: '' }
51frameInfo:
52  isFrameAddressTaken: false
53  isReturnAddressTaken: false
54  hasStackMap:     false
55  hasPatchPoint:   false
56  stackSize:       128
57  offsetAdjustment: 0
58  maxAlignment:    16
59  adjustsStack:    false
60  hasCalls:        false
61  stackProtector:  ''
62  maxCallFrameSize: 0
63  hasOpaqueSPAdjustment: true
64  hasVAStart:      false
65  hasMustTailInVarArgFunc: false
66  localFrameSize:  0
67  savePoint:       ''
68  restorePoint:    ''
69fixedStack:
70stack:
71  - { id: 0, name: '', type: spill-slot, offset: -8, size: 8, alignment: 8,
72      stack-id: default, callee-saved-register: '$x19', callee-saved-restored: true,
73      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
74  - { id: 1, name: '', type: spill-slot, offset: -16, size: 8, alignment: 8,
75      stack-id: default, callee-saved-register: '$x20', callee-saved-restored: true,
76      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
77  - { id: 2, name: '', type: spill-slot, offset: -24, size: 8, alignment: 8,
78      stack-id: default, callee-saved-register: '$x21', callee-saved-restored: true,
79      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
80  - { id: 3, name: '', type: spill-slot, offset: -32, size: 8, alignment: 8,
81      stack-id: default, callee-saved-register: '$x22', callee-saved-restored: true,
82      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
83  - { id: 4, name: '', type: spill-slot, offset: -40, size: 8, alignment: 8,
84      stack-id: default, callee-saved-register: '$x23', callee-saved-restored: true,
85      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
86  - { id: 5, name: '', type: spill-slot, offset: -48, size: 8, alignment: 8,
87      stack-id: default, callee-saved-register: '$x24', callee-saved-restored: true,
88      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
89  - { id: 6, name: '', type: spill-slot, offset: -56, size: 8, alignment: 8,
90      stack-id: default, callee-saved-register: '$x25', callee-saved-restored: true,
91      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
92  - { id: 7, name: '', type: spill-slot, offset: -64, size: 8, alignment: 8,
93      stack-id: default, callee-saved-register: '$x26', callee-saved-restored: true,
94      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
95  - { id: 8, name: '', type: spill-slot, offset: -72, size: 8, alignment: 8,
96      stack-id: default, callee-saved-register: '$x27', callee-saved-restored: true,
97      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
98  - { id: 9, name: '', type: spill-slot, offset: -80, size: 8, alignment: 8,
99      stack-id: default, callee-saved-register: '$x28', callee-saved-restored: true,
100      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
101  - { id: 10, name: '', type: spill-slot, offset: -88, size: 8, alignment: 8,
102      stack-id: default, callee-saved-register: '$d8', callee-saved-restored: true,
103      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
104  - { id: 11, name: '', type: spill-slot, offset: -96, size: 8, alignment: 8,
105      stack-id: default, callee-saved-register: '$d9', callee-saved-restored: true,
106      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
107  - { id: 12, name: '', type: spill-slot, offset: -104, size: 8, alignment: 8,
108      stack-id: default, callee-saved-register: '$d10', callee-saved-restored: true,
109      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
110  - { id: 13, name: '', type: spill-slot, offset: -112, size: 8, alignment: 8,
111      stack-id: default, callee-saved-register: '$d11', callee-saved-restored: true,
112      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
113  - { id: 14, name: '', type: spill-slot, offset: -128, size: 8, alignment: 16,
114      stack-id: default, callee-saved-register: '$d12', callee-saved-restored: true,
115      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
116constants:
117body:             |
118  bb.0.entry:
119    liveins: $x0, $x1, $d0, $d1, $d8, $d9, $d10, $d11, $d12, $x19, $x20, $x21, $x22, $x23, $x24, $x25, $x26, $x27, $x28
120
121    early-clobber $sp = frame-setup STRDpre killed $d12, $sp, -128 :: (store (s64) into %stack.14)
122    frame-setup SEH_SaveFReg_X 12, -128
123    frame-setup STPDi killed $d10, killed $d11, $sp, 2 :: (store (s64) into %stack.12), (store (s64) into %stack.13)
124    frame-setup SEH_SaveFRegP 10, 11, 16
125    frame-setup STRDui killed $d8, $sp, 4 :: (store (s64) into %stack.10)
126    frame-setup SEH_SaveFReg 8, 32
127    frame-setup STRDui killed $d9, $sp, 5 :: (store (s64) into %stack.11)
128    frame-setup SEH_SaveFReg 9, 40
129    frame-setup STPXi killed $x27, killed $x28, $sp, 6 :: (store (s64) into %stack.8), (store (s64) into %stack.9)
130    frame-setup SEH_SaveRegP 27, 28, 48
131    frame-setup STPXi killed $x25, killed $x26, $sp, 8 :: (store (s64) into %stack.6), (store (s64) into %stack.7)
132    frame-setup SEH_SaveRegP 25, 26, 64
133    frame-setup STPXi killed $x23, killed $x24, $sp, 10 :: (store (s64) into %stack.4), (store (s64) into %stack.5)
134    frame-setup SEH_SaveRegP 23, 24, 80
135    frame-setup STPXi killed $x21, killed $x22, $sp, 12 :: (store (s64) into %stack.2), (store (s64) into %stack.3)
136    frame-setup SEH_SaveRegP 21, 22, 96
137    frame-setup STPXi killed $x19, killed $x20, $sp, 14 :: (store (s64) into %stack.0), (store (s64) into %stack.1)
138    frame-setup SEH_SaveRegP 19, 20, 112
139    frame-setup SEH_PrologEnd
140    $x19 = ADDXrr $x0, killed $x1
141    $d8 = FADDDrr killed $d0, $d1, implicit $fpcr
142    $d9 = FADDDrr $d8, $d1, implicit $fpcr
143    $d10 = FADDDrr $d9, $d8, implicit $fpcr
144    $d11 = FADDDrr killed $d9, $d10, implicit $fpcr
145    $d12 = FADDDrr killed $d10, killed $d11, implicit $fpcr
146    $x20 = ADDXrr $x19, killed $x0
147    $x21 = ADDXrr $x20, killed $x19
148    $x22 = ADDXrr $x21, killed $x20
149    $x23 = ADDXrr $x22, killed $x21
150    $x24 = ADDXrr $x23, killed $x22
151    $x25 = ADDXrr $x24, killed $x23
152    $x26 = ADDXrr $x25, killed $x24
153    $x27 = ADDXrr $x26, killed $x25
154    $x28 = ADDXrr $x27, killed $x26
155    $x0 = COPY $d12
156    $x0 = ADDXrr $x0, killed $x28
157    frame-destroy SEH_EpilogStart
158    $x19, $x20 = frame-destroy LDPXi $sp, 14 :: (load (s64) from %stack.0), (load (s64) from %stack.1)
159    frame-destroy SEH_SaveRegP 19, 20, 112
160    $x21, $x22 = frame-destroy LDPXi $sp, 12 :: (load (s64) from %stack.2), (load (s64) from %stack.3)
161    frame-destroy SEH_SaveRegP 21, 22, 96
162    $x23, $x24 = frame-destroy LDPXi $sp, 10 :: (load (s64) from %stack.4), (load (s64) from %stack.5)
163    frame-destroy SEH_SaveRegP 23, 24, 80
164    $x25, $x26 = frame-destroy LDPXi $sp, 8 :: (load (s64) from %stack.6), (load (s64) from %stack.7)
165    frame-destroy SEH_SaveRegP 25, 26, 64
166    $x27, $x28 = frame-destroy LDPXi $sp, 6 :: (load (s64) from %stack.8), (load (s64) from %stack.9)
167    frame-destroy SEH_SaveRegP 27, 28, 48
168    $d8 = frame-destroy LDRDui $sp, 4 :: (load (s64) from %stack.10)
169    frame-destroy SEH_SaveFReg 8, 32
170    $d9 = frame-destroy LDRDui $sp, 5 :: (load (s64) from %stack.11)
171    frame-destroy SEH_SaveFReg 9, 40
172    $d10, $d11 = frame-destroy LDPDi $sp, 2 :: (load (s64) from %stack.12), (load (s64) from %stack.13)
173    frame-destroy SEH_SaveFRegP 10, 11, 16
174    early-clobber $sp, $d12 = frame-destroy LDRDpost $sp, 128 :: (load (s64) from %stack.14)
175    frame-destroy SEH_SaveFReg_X 12, -128
176    frame-destroy SEH_EpilogEnd
177    RET_ReallyLR implicit $x0
178
179...
180