1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=thumbv8.1m.main -run-pass=arm-cp-islands %s -o - | FileCheck %s
3--- |
4  @d = hidden local_unnamed_addr global i32 0, align 4
5  @a = hidden global i32 0, align 4
6  @e = hidden local_unnamed_addr global i32 0, align 4
7
8  define hidden void @f(i64 %g) {
9  entry:
10    %conv = trunc i64 %g to i32
11    %tobool5 = icmp eq i64 %g, 0
12    br i1 %tobool5, label %j.us.us.preheader, label %entry.split
13
14  j.us.us.preheader:                                ; preds = %entry
15    %.pre59 = load i32, i32* @d, align 4
16    br label %j.us.us
17
18  j.us.us:                                          ; preds = %j.us.us, %if.end.us.us.us, %if.end.us.us.us.1, %if.end.us.us.us.2, %if.end.us.us.us.3, %if.end.us.us.us.4, %if.end.us.us.us.5, %if.end.us.us.us.6, %j.us.us.preheader
19    %0 = phi i32 [ %.pre59, %j.us.us.preheader ], [ %12, %if.end.us.us.us.6 ], [ %11, %if.end.us.us.us.5 ], [ %10, %if.end.us.us.us.4 ], [ %9, %if.end.us.us.us.3 ], [ %8, %if.end.us.us.us.2 ], [ %7, %if.end.us.us.us.1 ], [ %2, %if.end.us.us.us ], [ %0, %j.us.us ]
20    %cmp.us.us = icmp slt i32 %0, ptrtoint (i32* @a to i32)
21    %conv1.us.us = zext i1 %cmp.us.us to i32
22    %1 = load i32, i32* @e, align 4
23    %and.us.us = and i32 %1, %conv1.us.us
24    store i32 %and.us.us, i32* @e, align 4
25    %tobool4.us.us.us = icmp eq i32 %0, 0
26    br i1 %tobool4.us.us.us, label %if.end.us.us.us, label %j.us.us
27
28  if.end.us.us.us:                                  ; preds = %j.us.us
29    tail call void asm sideeffect "", ""()
30    %2 = load i32, i32* @d, align 4
31    %tobool4.us.us.us.1 = icmp eq i32 %2, 0
32    br i1 %tobool4.us.us.us.1, label %if.end.us.us.us.1, label %j.us.us
33
34  entry.split:                                      ; preds = %entry
35    %tobool = icmp eq i32 %conv, 0
36    br i1 %tobool, label %j.us27.preheader, label %j.preheader
37
38  j.preheader:                                      ; preds = %entry.split
39    %.pre = load i32, i32* @e, align 4
40    %.pre55 = load i32, i32* @d, align 4
41    %cmp = icmp slt i32 %conv, ptrtoint (i32* @a to i32)
42    %conv1 = zext i1 %cmp to i32
43    br label %j
44
45  j.us27.preheader:                                 ; preds = %entry.split
46    %.pre56 = load i32, i32* @d, align 4
47    %.pre57 = load i32, i32* @e, align 4
48    %cmp.us29 = icmp slt i32 %.pre56, ptrtoint (i32* @a to i32)
49    %conv1.us30 = zext i1 %cmp.us29 to i32
50    br label %j.us27
51
52  j.us27:                                           ; preds = %j.us27, %j.us27.preheader
53    %3 = phi i32 [ %.pre57, %j.us27.preheader ], [ %and.us31, %j.us27 ]
54    %4 = icmp eq i32 %.pre56, 0
55    %and.us31 = and i32 %3, %conv1.us30
56    br i1 %4, label %if.end.us38, label %j.us27
57
58  if.end.us38:                                      ; preds = %j.us27
59    store i32 %and.us31, i32* @e, align 4
60    tail call void asm sideeffect "", ""()
61    ret void
62
63  j:                                                ; preds = %j, %j.preheader
64    %5 = phi i32 [ %.pre, %j.preheader ], [ %and, %j ]
65    %6 = icmp eq i32 %.pre55, 0
66    %and = and i32 %5, %conv1
67    br i1 %6, label %if.end, label %j
68
69  if.end:                                           ; preds = %j
70    store i32 %and, i32* @e, align 4
71    tail call void asm sideeffect "", ""()
72    ret void
73
74  if.end.us.us.us.1:                                ; preds = %if.end.us.us.us
75    tail call void asm sideeffect "", ""()
76    %7 = load i32, i32* @d, align 4
77    %tobool4.us.us.us.2 = icmp eq i32 %7, 0
78    br i1 %tobool4.us.us.us.2, label %if.end.us.us.us.2, label %j.us.us
79
80  if.end.us.us.us.2:                                ; preds = %if.end.us.us.us.1
81    tail call void asm sideeffect "", ""()
82    %8 = load i32, i32* @d, align 4
83    %tobool4.us.us.us.3 = icmp eq i32 %8, 0
84    br i1 %tobool4.us.us.us.3, label %if.end.us.us.us.3, label %j.us.us
85
86  if.end.us.us.us.3:                                ; preds = %if.end.us.us.us.2
87    tail call void asm sideeffect "", ""()
88    %9 = load i32, i32* @d, align 4
89    %tobool4.us.us.us.4 = icmp eq i32 %9, 0
90    br i1 %tobool4.us.us.us.4, label %if.end.us.us.us.4, label %j.us.us
91
92  if.end.us.us.us.4:                                ; preds = %if.end.us.us.us.3
93    tail call void asm sideeffect "", ""()
94    %10 = load i32, i32* @d, align 4
95    %tobool4.us.us.us.5 = icmp eq i32 %10, 0
96    br i1 %tobool4.us.us.us.5, label %if.end.us.us.us.5, label %j.us.us
97
98  if.end.us.us.us.5:                                ; preds = %if.end.us.us.us.4
99    tail call void asm sideeffect "", ""()
100    %11 = load i32, i32* @d, align 4
101    %tobool4.us.us.us.6 = icmp eq i32 %11, 0
102    br i1 %tobool4.us.us.us.6, label %if.end.us.us.us.6, label %j.us.us
103
104  if.end.us.us.us.6:                                ; preds = %if.end.us.us.us.5
105    tail call void asm sideeffect "", ""()
106    %12 = load i32, i32* @d, align 4
107    %tobool4.us.us.us.7 = icmp eq i32 %12, 0
108    br i1 %tobool4.us.us.us.7, label %if.end.us.us.us.7, label %j.us.us
109
110  if.end.us.us.us.7:                                ; preds = %if.end.us.us.us.6
111    tail call void asm sideeffect "", ""()
112    ret void
113  }
114
115...
116---
117name:            f
118alignment:       4
119exposesReturnsTwice: false
120legalized:       false
121regBankSelected: false
122selected:        false
123failedISel:      false
124tracksRegLiveness: true
125hasWinCFI:       false
126registers:       []
127liveins:
128  - { reg: '$r0', virtual-reg: '' }
129  - { reg: '$r1', virtual-reg: '' }
130frameInfo:
131  isFrameAddressTaken: false
132  isReturnAddressTaken: false
133  hasStackMap:     false
134  hasPatchPoint:   false
135  stackSize:       8
136  offsetAdjustment: 0
137  maxAlignment:    4
138  adjustsStack:    false
139  hasCalls:        false
140  stackProtector:  ''
141  maxCallFrameSize: 0
142  cvBytesOfCalleeSavedRegisters: 0
143  hasOpaqueSPAdjustment: false
144  hasVAStart:      false
145  hasMustTailInVarArgFunc: false
146  localFrameSize:  0
147  savePoint:       ''
148  restorePoint:    ''
149fixedStack:      []
150stack:
151  - { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
152      stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
153      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
154  - { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
155      stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
156      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
157callSites:       []
158constants:       []
159machineFunctionInfo: {}
160body:             |
161  ; CHECK-LABEL: name: f
162  ; CHECK: bb.0.entry:
163  ; CHECK:   successors: %bb.5(0x30000000), %bb.1(0x50000000)
164  ; CHECK:   liveins: $r0, $r1, $r7, $lr
165  ; CHECK:   frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, killed $lr, implicit-def $sp, implicit $sp
166  ; CHECK:   frame-setup CFI_INSTRUCTION def_cfa_offset 8
167  ; CHECK:   frame-setup CFI_INSTRUCTION offset $lr, -4
168  ; CHECK:   frame-setup CFI_INSTRUCTION offset $r7, -8
169  ; CHECK:   dead renamable $r1, $cpsr = tORR killed renamable $r1, renamable $r0, 14 /* CC::al */, $noreg
170  ; CHECK:   tBcc %bb.5, 0 /* CC::eq */, killed $cpsr
171  ; CHECK: bb.1.entry.split:
172  ; CHECK:   successors: %bb.15(0x30000000), %bb.2(0x50000000)
173  ; CHECK:   liveins: $r0
174  ; CHECK:   tCMPi8 renamable $r0, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
175  ; CHECK:   tBcc %bb.15, 0 /* CC::eq */, killed $cpsr
176  ; CHECK: bb.2.j.preheader:
177  ; CHECK:   successors: %bb.3(0x80000000)
178  ; CHECK:   liveins: $r0
179  ; CHECK:   $r1 = t2MOVi16 target-flags(arm-lo16) @a, 14 /* CC::al */, $noreg
180  ; CHECK:   $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @a, 14 /* CC::al */, $noreg
181  ; CHECK:   tCMPr killed renamable $r0, killed renamable $r1, 14 /* CC::al */, $noreg, implicit-def $cpsr
182  ; CHECK:   $r1 = t2MOVi16 target-flags(arm-lo16) @d, 14 /* CC::al */, $noreg
183  ; CHECK:   renamable $r0 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
184  ; CHECK:   $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @d, 14 /* CC::al */, $noreg
185  ; CHECK:   renamable $r2 = tLDRi killed renamable $r1, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
186  ; CHECK:   $r1 = t2MOVi16 target-flags(arm-lo16) @e, 14 /* CC::al */, $noreg
187  ; CHECK:   $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @e, 14 /* CC::al */, $noreg
188  ; CHECK:   renamable $r3 = tLDRi renamable $r1, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @e)
189  ; CHECK: bb.3.j (align 4):
190  ; CHECK:   successors: %bb.4(0x04000000), %bb.3(0x7c000000)
191  ; CHECK:   liveins: $r0, $r1, $r2, $r3
192  ; CHECK:   renamable $r3, dead $cpsr = tAND killed renamable $r3, renamable $r0, 14 /* CC::al */, $noreg
193  ; CHECK:   tCBZ renamable $r2, %bb.4
194  ; CHECK:   t2LE %bb.3
195  ; CHECK: bb.4.if.end:
196  ; CHECK:   liveins: $r1, $r3
197  ; CHECK:   tSTRi killed renamable $r3, killed renamable $r1, 0, 14 /* CC::al */, $noreg :: (store (s32) into @e)
198  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
199  ; CHECK:   tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
200  ; CHECK: bb.5.j.us.us.preheader:
201  ; CHECK:   successors: %bb.6(0x80000000)
202  ; CHECK:   $r12 = t2MOVi16 target-flags(arm-lo16) @d, 14 /* CC::al */, $noreg
203  ; CHECK:   $lr = t2MOVi16 target-flags(arm-lo16) @a, 14 /* CC::al */, $noreg
204  ; CHECK:   $r12 = t2MOVTi16 killed $r12, target-flags(arm-hi16) @d, 14 /* CC::al */, $noreg
205  ; CHECK:   $r2 = t2MOVi16 target-flags(arm-lo16) @e, 14 /* CC::al */, $noreg
206  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
207  ; CHECK:   $lr = t2MOVTi16 killed $lr, target-flags(arm-hi16) @a, 14 /* CC::al */, $noreg
208  ; CHECK:   $r2 = t2MOVTi16 killed $r2, target-flags(arm-hi16) @e, 14 /* CC::al */, $noreg
209  ; CHECK: bb.6.j.us.us (align 4):
210  ; CHECK:   successors: %bb.7(0x40000000), %bb.6(0x40000000)
211  ; CHECK:   liveins: $lr, $r2, $r3, $r12
212  ; CHECK:   tCMPhir renamable $r3, renamable $lr, 14 /* CC::al */, $noreg, implicit-def $cpsr
213  ; CHECK:   renamable $r1 = tLDRi renamable $r2, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @e)
214  ; CHECK:   renamable $r0 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
215  ; CHECK:   renamable $r0 = t2ANDrr killed renamable $r0, killed renamable $r1, 14 /* CC::al */, $noreg, $noreg
216  ; CHECK:   tSTRi killed renamable $r0, renamable $r2, 0, 14 /* CC::al */, $noreg :: (store (s32) into @e)
217  ; CHECK:   tCBZ renamable $r3, %bb.7
218  ; CHECK:   t2LE %bb.6
219  ; CHECK: bb.7.if.end.us.us.us:
220  ; CHECK:   successors: %bb.8(0x40000000), %bb.6(0x40000000)
221  ; CHECK:   liveins: $lr, $r2, $r12
222  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
223  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
224  ; CHECK:   tCBZ renamable $r3, %bb.8
225  ; CHECK:   t2LE %bb.6
226  ; CHECK: bb.8.if.end.us.us.us.1:
227  ; CHECK:   successors: %bb.9(0x40000000), %bb.6(0x40000000)
228  ; CHECK:   liveins: $lr, $r2, $r12
229  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
230  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
231  ; CHECK:   tCBZ renamable $r3, %bb.9
232  ; CHECK:   t2LE %bb.6
233  ; CHECK: bb.9.if.end.us.us.us.2:
234  ; CHECK:   successors: %bb.10(0x40000000), %bb.6(0x40000000)
235  ; CHECK:   liveins: $lr, $r2, $r12
236  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
237  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
238  ; CHECK:   tCBZ renamable $r3, %bb.10
239  ; CHECK:   t2LE %bb.6
240  ; CHECK: bb.10.if.end.us.us.us.3:
241  ; CHECK:   successors: %bb.11(0x40000000), %bb.6(0x40000000)
242  ; CHECK:   liveins: $lr, $r2, $r12
243  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
244  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
245  ; CHECK:   tCBZ renamable $r3, %bb.11
246  ; CHECK:   t2LE %bb.6
247  ; CHECK: bb.11.if.end.us.us.us.4:
248  ; CHECK:   successors: %bb.12(0x40000000), %bb.6(0x40000000)
249  ; CHECK:   liveins: $lr, $r2, $r12
250  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
251  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
252  ; CHECK:   tCBZ renamable $r3, %bb.12
253  ; CHECK:   t2LE %bb.6
254  ; CHECK: bb.12.if.end.us.us.us.5:
255  ; CHECK:   successors: %bb.13(0x40000000), %bb.6(0x40000000)
256  ; CHECK:   liveins: $lr, $r2, $r12
257  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
258  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
259  ; CHECK:   tCBZ renamable $r3, %bb.13
260  ; CHECK:   t2LE %bb.6
261  ; CHECK: bb.13.if.end.us.us.us.6:
262  ; CHECK:   successors: %bb.14(0x04000000), %bb.6(0x7c000000)
263  ; CHECK:   liveins: $lr, $r2, $r12
264  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
265  ; CHECK:   renamable $r3 = t2LDRi12 renamable $r12, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
266  ; CHECK:   tCBZ renamable $r3, %bb.14
267  ; CHECK:   t2LE %bb.6
268  ; CHECK: bb.14.if.end.us.us.us.7:
269  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
270  ; CHECK:   tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
271  ; CHECK: bb.15.j.us27.preheader:
272  ; CHECK:   successors: %bb.16(0x80000000)
273  ; CHECK:   $r0 = t2MOVi16 target-flags(arm-lo16) @d, 14 /* CC::al */, $noreg
274  ; CHECK:   $r1 = t2MOVi16 target-flags(arm-lo16) @a, 14 /* CC::al */, $noreg
275  ; CHECK:   $r0 = t2MOVTi16 killed $r0, target-flags(arm-hi16) @d, 14 /* CC::al */, $noreg
276  ; CHECK:   $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @a, 14 /* CC::al */, $noreg
277  ; CHECK:   renamable $r0 = tLDRi killed renamable $r0, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @d)
278  ; CHECK:   tCMPr renamable $r0, killed renamable $r1, 14 /* CC::al */, $noreg, implicit-def $cpsr
279  ; CHECK:   $r1 = t2MOVi16 target-flags(arm-lo16) @e, 14 /* CC::al */, $noreg
280  ; CHECK:   $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @e, 14 /* CC::al */, $noreg
281  ; CHECK:   renamable $r2 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
282  ; CHECK:   renamable $r3 = tLDRi renamable $r1, 0, 14 /* CC::al */, $noreg :: (dereferenceable load (s32) from @e)
283  ; CHECK: bb.16.j.us27 (align 4):
284  ; CHECK:   successors: %bb.17(0x04000000), %bb.16(0x7c000000)
285  ; CHECK:   liveins: $r0, $r1, $r2, $r3
286  ; CHECK:   renamable $r3, dead $cpsr = tAND killed renamable $r3, renamable $r2, 14 /* CC::al */, $noreg
287  ; CHECK:   tCBZ renamable $r0, %bb.17
288  ; CHECK:   t2LE %bb.16
289  ; CHECK: bb.17.if.end.us38:
290  ; CHECK:   liveins: $r1, $r3
291  ; CHECK:   tSTRi killed renamable $r3, killed renamable $r1, 0, 14 /* CC::al */, $noreg :: (store (s32) into @e)
292  ; CHECK:   INLINEASM &"", 1 /* sideeffect attdialect */
293  ; CHECK:   tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc
294  bb.0.entry:
295    successors: %bb.1(0x30000000), %bb.11(0x50000000)
296    liveins: $r0, $r1, $r7, $lr
297
298    frame-setup tPUSH 14, $noreg, killed $r7, killed $lr, implicit-def $sp, implicit $sp
299    frame-setup CFI_INSTRUCTION def_cfa_offset 8
300    frame-setup CFI_INSTRUCTION offset $lr, -4
301    frame-setup CFI_INSTRUCTION offset $r7, -8
302    dead renamable $r1, $cpsr = tORR killed renamable $r1, renamable $r0, 14, $noreg
303    t2Bcc %bb.1, 0, killed $cpsr
304
305  bb.11.entry.split:
306    successors: %bb.15(0x30000000), %bb.12(0x50000000)
307    liveins: $r0
308
309    tCMPi8 renamable $r0, 0, 14, $noreg, implicit-def $cpsr
310    t2Bcc %bb.15, 0, killed $cpsr
311
312  bb.12.j.preheader:
313    successors: %bb.13(0x80000000)
314    liveins: $r0
315
316    $r1 = t2MOVi16 target-flags(arm-lo16) @a, 14, $noreg
317    $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @a, 14, $noreg
318    tCMPr killed renamable $r0, killed renamable $r1, 14, $noreg, implicit-def $cpsr
319    $r1 = t2MOVi16 target-flags(arm-lo16) @d, 14, $noreg
320    renamable $r0 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
321    $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @d, 14, $noreg
322    renamable $r2 = tLDRi killed renamable $r1, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
323    $r1 = t2MOVi16 target-flags(arm-lo16) @e, 14, $noreg
324    $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @e, 14, $noreg
325    renamable $r3 = tLDRi renamable $r1, 0, 14, $noreg :: (dereferenceable load (s32) from @e)
326
327  bb.13.j (align 4):
328    successors: %bb.14(0x04000000), %bb.13(0x7c000000)
329    liveins: $r0, $r1, $r2, $r3
330
331    renamable $r3, dead $cpsr = tAND killed renamable $r3, renamable $r0, 14, $noreg
332    tCMPi8 renamable $r2, 0, 14, $noreg, implicit-def $cpsr
333    t2Bcc %bb.13, 1, killed $cpsr
334
335  bb.14.if.end:
336    liveins: $r1, $r3
337
338    tSTRi killed renamable $r3, killed renamable $r1, 0, 14, $noreg :: (store (s32) into @e)
339    INLINEASM &"", 1
340    tPOP_RET 14, $noreg, def $r7, def $pc
341
342  bb.1.j.us.us.preheader:
343    successors: %bb.2(0x80000000)
344
345    $r12 = t2MOVi16 target-flags(arm-lo16) @d, 14, $noreg
346    $lr = t2MOVi16 target-flags(arm-lo16) @a, 14, $noreg
347    $r12 = t2MOVTi16 killed $r12, target-flags(arm-hi16) @d, 14, $noreg
348    $r2 = t2MOVi16 target-flags(arm-lo16) @e, 14, $noreg
349    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
350    $lr = t2MOVTi16 killed $lr, target-flags(arm-hi16) @a, 14, $noreg
351    $r2 = t2MOVTi16 killed $r2, target-flags(arm-hi16) @e, 14, $noreg
352
353  bb.2.j.us.us (align 4):
354    successors: %bb.3(0x40000000), %bb.2(0x40000000)
355    liveins: $lr, $r2, $r3, $r12
356
357    tCMPhir renamable $r3, renamable $lr, 14, $noreg, implicit-def $cpsr
358    renamable $r1 = tLDRi renamable $r2, 0, 14, $noreg :: (dereferenceable load (s32) from @e)
359    renamable $r0 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
360    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
361    renamable $r0 = t2ANDrr killed renamable $r0, killed renamable $r1, 14, $noreg, $noreg
362    tSTRi killed renamable $r0, renamable $r2, 0, 14, $noreg :: (store (s32) into @e)
363    t2Bcc %bb.2, 1, killed $cpsr
364
365  bb.3.if.end.us.us.us:
366    successors: %bb.4(0x40000000), %bb.2(0x40000000)
367    liveins: $lr, $r2, $r12
368
369    INLINEASM &"", 1
370    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
371    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
372    t2Bcc %bb.2, 1, killed $cpsr
373
374  bb.4.if.end.us.us.us.1:
375    successors: %bb.5(0x40000000), %bb.2(0x40000000)
376    liveins: $lr, $r2, $r12
377
378    INLINEASM &"", 1
379    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
380    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
381    t2Bcc %bb.2, 1, killed $cpsr
382
383  bb.5.if.end.us.us.us.2:
384    successors: %bb.6(0x40000000), %bb.2(0x40000000)
385    liveins: $lr, $r2, $r12
386
387    INLINEASM &"", 1
388    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
389    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
390    t2Bcc %bb.2, 1, killed $cpsr
391
392  bb.6.if.end.us.us.us.3:
393    successors: %bb.7(0x40000000), %bb.2(0x40000000)
394    liveins: $lr, $r2, $r12
395
396    INLINEASM &"", 1
397    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
398    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
399    t2Bcc %bb.2, 1, killed $cpsr
400
401  bb.7.if.end.us.us.us.4:
402    successors: %bb.8(0x40000000), %bb.2(0x40000000)
403    liveins: $lr, $r2, $r12
404
405    INLINEASM &"", 1
406    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
407    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
408    t2Bcc %bb.2, 1, killed $cpsr
409
410  bb.8.if.end.us.us.us.5:
411    successors: %bb.9(0x40000000), %bb.2(0x40000000)
412    liveins: $lr, $r2, $r12
413
414    INLINEASM &"", 1
415    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
416    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
417    t2Bcc %bb.2, 1, killed $cpsr
418
419  bb.9.if.end.us.us.us.6:
420    successors: %bb.10(0x04000000), %bb.2(0x7c000000)
421    liveins: $lr, $r2, $r12
422
423    INLINEASM &"", 1
424    renamable $r3 = t2LDRi12 renamable $r12, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
425    tCMPi8 renamable $r3, 0, 14, $noreg, implicit-def $cpsr
426    t2Bcc %bb.2, 1, killed $cpsr
427
428  bb.10.if.end.us.us.us.7:
429    INLINEASM &"", 1
430    tPOP_RET 14, $noreg, def $r7, def $pc
431
432  bb.15.j.us27.preheader:
433    successors: %bb.16(0x80000000)
434
435    $r0 = t2MOVi16 target-flags(arm-lo16) @d, 14, $noreg
436    $r1 = t2MOVi16 target-flags(arm-lo16) @a, 14, $noreg
437    $r0 = t2MOVTi16 killed $r0, target-flags(arm-hi16) @d, 14, $noreg
438    $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @a, 14, $noreg
439    renamable $r0 = tLDRi killed renamable $r0, 0, 14, $noreg :: (dereferenceable load (s32) from @d)
440    tCMPr renamable $r0, killed renamable $r1, 14, $noreg, implicit-def $cpsr
441    $r1 = t2MOVi16 target-flags(arm-lo16) @e, 14, $noreg
442    $r1 = t2MOVTi16 killed $r1, target-flags(arm-hi16) @e, 14, $noreg
443    renamable $r2 = t2CSINC $zr, $zr, 10, implicit killed $cpsr
444    renamable $r3 = tLDRi renamable $r1, 0, 14, $noreg :: (dereferenceable load (s32) from @e)
445
446  bb.16.j.us27 (align 4):
447    successors: %bb.17(0x04000000), %bb.16(0x7c000000)
448    liveins: $r0, $r1, $r2, $r3
449
450    renamable $r3, dead $cpsr = tAND killed renamable $r3, renamable $r2, 14, $noreg
451    tCMPi8 renamable $r0, 0, 14, $noreg, implicit-def $cpsr
452    t2Bcc %bb.16, 1, killed $cpsr
453
454  bb.17.if.end.us38:
455    liveins: $r1, $r3
456
457    tSTRi killed renamable $r3, killed renamable $r1, 0, 14, $noreg :: (store (s32) into @e)
458    INLINEASM &"", 1
459    tPOP_RET 14, $noreg, def $r7, def $pc
460
461...
462