xref: /llvm-project/llvm/test/CodeGen/Thumb2/LowOverheadLoops/multi-block-cond-iter-count.mir (revision 59c6bd156cc8b42758ce90909615748e21c6eee2)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=thumbv8.1m.main -mattr=+mve -run-pass=arm-low-overhead-loops %s -o - | FileCheck %s
3
4--- |
5  define dso_local arm_aapcs_vfpcc void @multi_cond_iter_count(ptr nocapture %0, ptr nocapture readonly %1, i32 %2, i32 %3) local_unnamed_addr #0 {
6    %5 = icmp eq i32 %3, 2
7    %6 = select i1 %5, i32 2, i32 4
8    %7 = icmp eq i32 %3, 4
9    %8 = select i1 %7, i32 1, i32 %6
10    %9 = shl i32 %2, %8
11    %10 = icmp eq i32 %9, 0
12    br i1 %10, label %64, label %11
13
14  11:                                               ; preds = %4
15    %12 = getelementptr i32, ptr %0, i32 %9
16    %13 = getelementptr i32, ptr %1, i32 %9
17    %14 = icmp ugt ptr %13, %0
18    %15 = icmp ugt ptr %12, %1
19    %16 = and i1 %14, %15
20    %17 = add i32 %9, 3
21    %18 = lshr i32 %17, 2
22    %19 = shl nuw i32 %18, 2
23    %20 = add i32 %19, -4
24    %21 = lshr i32 %20, 2
25    %22 = add nuw nsw i32 %21, 1
26    br i1 %16, label %23, label %32
27
28  23:                                               ; preds = %11
29    %24 = add i32 %9, -1
30    %25 = and i32 %9, 2
31    %26 = icmp ult i32 %24, 3
32    %27 = add i32 %9, -4
33    %28 = sub i32 %27, %25
34    %29 = lshr i32 %28, 2
35    %30 = add nuw nsw i32 %29, 1
36    br i1 %26, label %49, label %31
37
38  31:                                               ; preds = %23
39    %start1 = call i32 @llvm.start.loop.iterations.i32(i32 %30)
40    br label %65
41
42  32:                                               ; preds = %11
43    %start2 = call i32 @llvm.start.loop.iterations.i32(i32 %22)
44    br label %33
45
46  33:                                               ; preds = %33, %32
47    %34 = phi ptr [ %46, %33 ], [ %0, %32 ]
48    %35 = phi ptr [ %45, %33 ], [ %1, %32 ]
49    %36 = phi i32 [ %start2, %32 ], [ %47, %33 ]
50    %37 = phi i32 [ %9, %32 ], [ %41, %33 ]
51    %38 = bitcast ptr %34 to ptr
52    %39 = bitcast ptr %35 to ptr
53    %40 = call <4 x i1> @llvm.arm.mve.vctp32(i32 %37)
54    %41 = sub i32 %37, 4
55    %42 = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr %39, i32 4, <4 x i1> %40, <4 x i32> undef)
56    %43 = call <4 x i32> @llvm.masked.load.v4i32.p0(ptr %38, i32 4, <4 x i1> %40, <4 x i32> undef)
57    %44 = mul nsw <4 x i32> %43, %42
58    call void @llvm.masked.store.v4i32.p0(<4 x i32> %44, ptr %38, i32 4, <4 x i1> %40)
59    %45 = getelementptr i32, ptr %35, i32 4
60    %46 = getelementptr i32, ptr %34, i32 4
61    %47 = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %36, i32 1)
62    %48 = icmp ne i32 %47, 0
63    br i1 %48, label %33, label %64
64
65  49:                                               ; preds = %65, %23
66    %50 = phi i32 [ 0, %23 ], [ %107, %65 ]
67    %51 = icmp eq i32 %25, 0
68    br i1 %51, label %64, label %52
69
70  52:                                               ; preds = %49
71    %53 = getelementptr inbounds i32, ptr %1, i32 %50
72    %54 = load i32, ptr %53, align 4
73    %55 = getelementptr inbounds i32, ptr %0, i32 %50
74    %56 = load i32, ptr %55, align 4
75    %57 = mul nsw i32 %56, %54
76    store i32 %57, ptr %55, align 4
77    %58 = add nuw i32 %50, 1
78    %59 = getelementptr inbounds i32, ptr %1, i32 %58
79    %60 = load i32, ptr %59, align 4
80    %61 = getelementptr inbounds i32, ptr %0, i32 %58
81    %62 = load i32, ptr %61, align 4
82    %63 = mul nsw i32 %62, %60
83    store i32 %63, ptr %61, align 4
84    br label %64
85
86  64:                                               ; preds = %33, %52, %49, %4
87    ret void
88
89  65:                                               ; preds = %65, %31
90    %66 = phi i32 [ %108, %65 ], [ 0, %31 ]
91    %67 = phi i32 [ 0, %31 ], [ %107, %65 ]
92    %68 = phi i32 [ %start1, %31 ], [ %109, %65 ]
93    %69 = bitcast ptr %0 to ptr
94    %70 = bitcast ptr %1 to ptr
95    %71 = getelementptr i8, ptr %70, i32 %66
96    %72 = bitcast ptr %71 to ptr
97    %73 = bitcast ptr %72 to ptr
98    %74 = load i32, ptr %73, align 4
99    %75 = getelementptr i8, ptr %69, i32 %66
100    %76 = bitcast ptr %75 to ptr
101    %77 = bitcast ptr %76 to ptr
102    %78 = load i32, ptr %77, align 4
103    %79 = mul nsw i32 %78, %74
104    store i32 %79, ptr %77, align 4
105    %80 = getelementptr i8, ptr %70, i32 %66
106    %81 = bitcast ptr %80 to ptr
107    %82 = getelementptr i32, ptr %81, i32 1
108    %83 = load i32, ptr %82, align 4
109    %84 = getelementptr i8, ptr %69, i32 %66
110    %85 = bitcast ptr %84 to ptr
111    %86 = getelementptr i32, ptr %85, i32 1
112    %87 = load i32, ptr %86, align 4
113    %88 = mul nsw i32 %87, %83
114    store i32 %88, ptr %86, align 4
115    %89 = getelementptr i8, ptr %70, i32 %66
116    %90 = bitcast ptr %89 to ptr
117    %91 = getelementptr i32, ptr %90, i32 2
118    %92 = load i32, ptr %91, align 4
119    %93 = getelementptr i8, ptr %69, i32 %66
120    %94 = bitcast ptr %93 to ptr
121    %95 = getelementptr i32, ptr %94, i32 2
122    %96 = load i32, ptr %95, align 4
123    %97 = mul nsw i32 %96, %92
124    store i32 %97, ptr %95, align 4
125    %98 = getelementptr i8, ptr %70, i32 %66
126    %99 = bitcast ptr %98 to ptr
127    %100 = getelementptr i32, ptr %99, i32 3
128    %101 = load i32, ptr %100, align 4
129    %102 = getelementptr i8, ptr %69, i32 %66
130    %103 = bitcast ptr %102 to ptr
131    %104 = getelementptr i32, ptr %103, i32 3
132    %105 = load i32, ptr %104, align 4
133    %106 = mul nsw i32 %105, %101
134    store i32 %106, ptr %104, align 4
135    %107 = add nuw i32 %67, 4
136    %108 = add i32 %66, 16
137    %109 = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %68, i32 1)
138    %110 = icmp ne i32 %109, 0
139    br i1 %110, label %65, label %49
140  }
141
142  declare <4 x i32> @llvm.masked.load.v4i32.p0(ptr, i32 immarg, <4 x i1>, <4 x i32>) #1
143  declare void @llvm.masked.store.v4i32.p0(<4 x i32>, ptr, i32 immarg, <4 x i1>) #2
144  declare i32 @llvm.start.loop.iterations.i32(i32) #3
145  declare i32 @llvm.loop.decrement.reg.i32.i32.i32(i32, i32) #3
146  declare <4 x i1> @llvm.arm.mve.vctp32(i32) #4
147
148...
149---
150name:            multi_cond_iter_count
151alignment:       2
152tracksRegLiveness: true
153registers:       []
154liveins:
155  - { reg: '$r0', virtual-reg: '' }
156  - { reg: '$r1', virtual-reg: '' }
157  - { reg: '$r2', virtual-reg: '' }
158  - { reg: '$r3', virtual-reg: '' }
159frameInfo:
160  stackSize:       32
161  offsetAdjustment: -24
162  maxAlignment:    4
163fixedStack:      []
164stack:
165  - { id: 0, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
166      stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
167      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
168  - { id: 1, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
169      stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
170      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
171  - { id: 2, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
172      stack-id: default, callee-saved-register: '$r6', callee-saved-restored: true,
173      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
174  - { id: 3, name: '', type: spill-slot, offset: -16, size: 4, alignment: 4,
175      stack-id: default, callee-saved-register: '$r5', callee-saved-restored: true,
176      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
177  - { id: 4, name: '', type: spill-slot, offset: -20, size: 4, alignment: 4,
178      stack-id: default, callee-saved-register: '$r4', callee-saved-restored: true,
179      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
180  - { id: 5, name: '', type: spill-slot, offset: -24, size: 4, alignment: 4,
181      stack-id: default, callee-saved-register: '$r10', callee-saved-restored: true,
182      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
183  - { id: 6, name: '', type: spill-slot, offset: -28, size: 4, alignment: 4,
184      stack-id: default, callee-saved-register: '$r9', callee-saved-restored: true,
185      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
186  - { id: 7, name: '', type: spill-slot, offset: -32, size: 4, alignment: 4,
187      stack-id: default, callee-saved-register: '$r8', callee-saved-restored: true,
188      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
189callSites:       []
190constants:       []
191machineFunctionInfo: {}
192body:             |
193  ; CHECK-LABEL: name: multi_cond_iter_count
194  ; CHECK: bb.0 (%ir-block.4):
195  ; CHECK-NEXT:   successors: %bb.4(0x30000000), %bb.1(0x50000000)
196  ; CHECK-NEXT:   liveins: $lr, $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r8, $r9, $r10
197  ; CHECK-NEXT: {{  $}}
198  ; CHECK-NEXT:   frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $lr, implicit-def $sp, implicit $sp
199  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION def_cfa_offset 20
200  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $lr, -4
201  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r7, -8
202  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r6, -12
203  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r5, -16
204  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r4, -20
205  ; CHECK-NEXT:   dead $r7 = frame-setup tADDrSPi $sp, 3, 14 /* CC::al */, $noreg
206  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION def_cfa $r7, 8
207  ; CHECK-NEXT:   $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r8, killed $r9, killed $r10
208  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r10, -24
209  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r9, -28
210  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r8, -32
211  ; CHECK-NEXT:   tCMPi8 renamable $r3, 2, 14 /* CC::al */, $noreg, implicit-def $cpsr
212  ; CHECK-NEXT:   $r12 = tMOVr $r3, 14 /* CC::al */, $noreg
213  ; CHECK-NEXT:   t2IT 1, 8, implicit-def $itstate
214  ; CHECK-NEXT:   $r12 = t2MOVi 4, 1 /* CC::ne */, killed $cpsr, $noreg, implicit killed renamable $r12, implicit killed $itstate
215  ; CHECK-NEXT:   tCMPi8 killed renamable $r3, 4, 14 /* CC::al */, $noreg, implicit-def $cpsr
216  ; CHECK-NEXT:   t2IT 0, 8, implicit-def $itstate
217  ; CHECK-NEXT:   $r12 = t2MOVi 1, 0 /* CC::eq */, killed $cpsr, $noreg, implicit killed renamable $r12, implicit killed $itstate
218  ; CHECK-NEXT:   renamable $r3 = t2LSLrr killed renamable $r2, killed renamable $r12, 14 /* CC::al */, $noreg, def $cpsr
219  ; CHECK-NEXT:   tBcc %bb.4, 0 /* CC::eq */, killed $cpsr
220  ; CHECK-NEXT: {{  $}}
221  ; CHECK-NEXT: bb.1 (%ir-block.11):
222  ; CHECK-NEXT:   successors: %bb.2(0x55555555), %bb.5(0x2aaaaaab)
223  ; CHECK-NEXT:   liveins: $r0, $r1, $r3
224  ; CHECK-NEXT: {{  $}}
225  ; CHECK-NEXT:   renamable $r2 = t2ADDrs renamable $r1, renamable $r3, 18, 14 /* CC::al */, $noreg, $noreg
226  ; CHECK-NEXT:   tCMPr killed renamable $r2, renamable $r0, 14 /* CC::al */, $noreg, implicit-def $cpsr
227  ; CHECK-NEXT:   t2IT 8, 4, implicit-def $itstate
228  ; CHECK-NEXT:   renamable $r2 = t2ADDrs renamable $r0, renamable $r3, 18, 8 /* CC::hi */, $cpsr, $noreg, implicit $itstate
229  ; CHECK-NEXT:   tCMPr killed renamable $r2, renamable $r1, 8 /* CC::hi */, killed $cpsr, implicit-def $cpsr, implicit killed $itstate
230  ; CHECK-NEXT:   tBcc %bb.5, 8 /* CC::hi */, killed $cpsr
231  ; CHECK-NEXT: {{  $}}
232  ; CHECK-NEXT: bb.2 (%ir-block.32):
233  ; CHECK-NEXT:   successors: %bb.3(0x80000000)
234  ; CHECK-NEXT:   liveins: $r0, $r1, $r3
235  ; CHECK-NEXT: {{  $}}
236  ; CHECK-NEXT:   $r2 = tMOVr $r0, 14 /* CC::al */, $noreg
237  ; CHECK-NEXT:   $lr = MVE_DLSTP_32 killed renamable $r3
238  ; CHECK-NEXT: {{  $}}
239  ; CHECK-NEXT: bb.3 (%ir-block.33):
240  ; CHECK-NEXT:   successors: %bb.3(0x7c000000), %bb.4(0x04000000)
241  ; CHECK-NEXT:   liveins: $lr, $r0, $r1, $r2
242  ; CHECK-NEXT: {{  $}}
243  ; CHECK-NEXT:   renamable $r1, renamable $q0 = MVE_VLDRWU32_post killed renamable $r1, 16, 0, $noreg, $noreg
244  ; CHECK-NEXT:   renamable $r2, renamable $q1 = MVE_VLDRWU32_post killed renamable $r2, 16, 0, $noreg, $noreg
245  ; CHECK-NEXT:   renamable $q0 = nsw MVE_VMULi32 killed renamable $q1, killed renamable $q0, 0, $noreg, $noreg, undef renamable $q0
246  ; CHECK-NEXT:   MVE_VSTRWU32 killed renamable $q0, killed renamable $r0, 0, 0, killed $noreg, $noreg
247  ; CHECK-NEXT:   $r0 = tMOVr $r2, 14 /* CC::al */, $noreg
248  ; CHECK-NEXT:   $lr = MVE_LETP killed renamable $lr, %bb.3
249  ; CHECK-NEXT: {{  $}}
250  ; CHECK-NEXT: bb.4 (%ir-block.64):
251  ; CHECK-NEXT:   $sp = t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r8, def $r9, def $r10
252  ; CHECK-NEXT:   tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $pc
253  ; CHECK-NEXT: {{  $}}
254  ; CHECK-NEXT: bb.5 (%ir-block.23):
255  ; CHECK-NEXT:   successors: %bb.6(0x40000000), %bb.7(0x40000000)
256  ; CHECK-NEXT:   liveins: $r0, $r1, $r3
257  ; CHECK-NEXT: {{  $}}
258  ; CHECK-NEXT:   renamable $r2, dead $cpsr = tSUBi3 renamable $r3, 1, 14 /* CC::al */, $noreg
259  ; CHECK-NEXT:   renamable $r12 = t2ANDri renamable $r3, 2, 14 /* CC::al */, $noreg, $noreg
260  ; CHECK-NEXT:   tCMPi8 killed renamable $r2, 3, 14 /* CC::al */, $noreg, implicit-def $cpsr
261  ; CHECK-NEXT:   tBcc %bb.7, 2 /* CC::hs */, killed $cpsr
262  ; CHECK-NEXT: {{  $}}
263  ; CHECK-NEXT: bb.6:
264  ; CHECK-NEXT:   successors: %bb.9(0x80000000)
265  ; CHECK-NEXT:   liveins: $r0, $r1, $r12
266  ; CHECK-NEXT: {{  $}}
267  ; CHECK-NEXT:   renamable $r3, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
268  ; CHECK-NEXT:   tB %bb.9, 14 /* CC::al */, $noreg
269  ; CHECK-NEXT: {{  $}}
270  ; CHECK-NEXT: bb.7 (%ir-block.31):
271  ; CHECK-NEXT:   successors: %bb.8(0x80000000)
272  ; CHECK-NEXT:   liveins: $r0, $r1, $r3, $r12
273  ; CHECK-NEXT: {{  $}}
274  ; CHECK-NEXT:   renamable $r2 = t2BICri killed renamable $r3, 2, 14 /* CC::al */, $noreg, $noreg
275  ; CHECK-NEXT:   renamable $r3, dead $cpsr = tMOVi8 1, 14 /* CC::al */, $noreg
276  ; CHECK-NEXT:   renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14 /* CC::al */, $noreg
277  ; CHECK-NEXT:   renamable $lr = nuw nsw t2ADDrs killed renamable $r3, killed renamable $r2, 19, 14 /* CC::al */, $noreg, $noreg
278  ; CHECK-NEXT:   renamable $r2, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
279  ; CHECK-NEXT:   renamable $r3, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
280  ; CHECK-NEXT: {{  $}}
281  ; CHECK-NEXT: bb.8 (%ir-block.65):
282  ; CHECK-NEXT:   successors: %bb.8(0x7c000000), %bb.9(0x04000000)
283  ; CHECK-NEXT:   liveins: $lr, $r0, $r1, $r2, $r3, $r12
284  ; CHECK-NEXT: {{  $}}
285  ; CHECK-NEXT:   renamable $r4 = tLDRr renamable $r1, $r2, 14 /* CC::al */, $noreg
286  ; CHECK-NEXT:   renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 4, 14 /* CC::al */, $noreg
287  ; CHECK-NEXT:   renamable $r5 = tLDRr renamable $r0, $r2, 14 /* CC::al */, $noreg
288  ; CHECK-NEXT:   renamable $r4, dead $cpsr = nsw tMUL killed renamable $r5, killed renamable $r4, 14 /* CC::al */, $noreg
289  ; CHECK-NEXT:   renamable $r5, dead $cpsr = tADDrr renamable $r0, renamable $r2, 14 /* CC::al */, $noreg
290  ; CHECK-NEXT:   $r10, $r8 = t2LDRDi8 $r5, 4, 14 /* CC::al */, $noreg
291  ; CHECK-NEXT:   renamable $r9 = t2LDRi12 renamable $r5, 12, 14 /* CC::al */, $noreg
292  ; CHECK-NEXT:   tSTRr killed renamable $r4, renamable $r0, $r2, 14 /* CC::al */, $noreg
293  ; CHECK-NEXT:   renamable $r4, dead $cpsr = tADDrr renamable $r1, renamable $r2, 14 /* CC::al */, $noreg
294  ; CHECK-NEXT:   renamable $r2, dead $cpsr = tADDi8 killed renamable $r2, 16, 14 /* CC::al */, $noreg
295  ; CHECK-NEXT:   renamable $r6 = tLDRi renamable $r4, 1, 14 /* CC::al */, $noreg
296  ; CHECK-NEXT:   renamable $r6 = nsw t2MUL killed renamable $r10, killed renamable $r6, 14 /* CC::al */, $noreg
297  ; CHECK-NEXT:   tSTRi killed renamable $r6, renamable $r5, 1, 14 /* CC::al */, $noreg
298  ; CHECK-NEXT:   renamable $r6 = tLDRi renamable $r4, 2, 14 /* CC::al */, $noreg
299  ; CHECK-NEXT:   renamable $r6 = nsw t2MUL killed renamable $r8, killed renamable $r6, 14 /* CC::al */, $noreg
300  ; CHECK-NEXT:   tSTRi killed renamable $r6, renamable $r5, 2, 14 /* CC::al */, $noreg
301  ; CHECK-NEXT:   renamable $r4 = tLDRi killed renamable $r4, 3, 14 /* CC::al */, $noreg
302  ; CHECK-NEXT:   renamable $r4 = nsw t2MUL killed renamable $r9, killed renamable $r4, 14 /* CC::al */, $noreg
303  ; CHECK-NEXT:   tSTRi killed renamable $r4, killed renamable $r5, 3, 14 /* CC::al */, $noreg
304  ; CHECK-NEXT:   $lr = t2LEUpdate killed renamable $lr, %bb.8
305  ; CHECK-NEXT: {{  $}}
306  ; CHECK-NEXT: bb.9 (%ir-block.49):
307  ; CHECK-NEXT:   successors: %bb.4(0x40000000), %bb.10(0x40000000)
308  ; CHECK-NEXT:   liveins: $r0, $r1, $r3, $r12
309  ; CHECK-NEXT: {{  $}}
310  ; CHECK-NEXT:   t2CMPri killed renamable $r12, 0, 14 /* CC::al */, $noreg, implicit-def $cpsr
311  ; CHECK-NEXT:   tBcc %bb.4, 0 /* CC::eq */, killed $cpsr
312  ; CHECK-NEXT: {{  $}}
313  ; CHECK-NEXT: bb.10 (%ir-block.52):
314  ; CHECK-NEXT:   liveins: $r0, $r1, $r3
315  ; CHECK-NEXT: {{  $}}
316  ; CHECK-NEXT:   renamable $r12 = t2LDRs renamable $r1, renamable $r3, 2, 14 /* CC::al */, $noreg
317  ; CHECK-NEXT:   renamable $r2 = t2LDRs renamable $r0, renamable $r3, 2, 14 /* CC::al */, $noreg
318  ; CHECK-NEXT:   renamable $r12 = nsw t2MUL killed renamable $r2, killed renamable $r12, 14 /* CC::al */, $noreg
319  ; CHECK-NEXT:   renamable $r2, dead $cpsr = tADDi3 renamable $r3, 1, 14 /* CC::al */, $noreg
320  ; CHECK-NEXT:   renamable $lr = t2LDRs renamable $r0, renamable $r2, 2, 14 /* CC::al */, $noreg
321  ; CHECK-NEXT:   t2STRs killed renamable $r12, renamable $r0, killed renamable $r3, 2, 14 /* CC::al */, $noreg
322  ; CHECK-NEXT:   renamable $r1 = t2LDRs killed renamable $r1, renamable $r2, 2, 14 /* CC::al */, $noreg
323  ; CHECK-NEXT:   renamable $r1 = nsw t2MUL killed renamable $lr, killed renamable $r1, 14 /* CC::al */, $noreg
324  ; CHECK-NEXT:   t2STRs killed renamable $r1, killed renamable $r0, killed renamable $r2, 2, 14 /* CC::al */, $noreg
325  ; CHECK-NEXT:   $sp = t2LDMIA_UPD $sp, 14 /* CC::al */, $noreg, def $r8, def $r9, def $r10
326  ; CHECK-NEXT:   tPOP_RET 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $pc
327  bb.0 (%ir-block.4):
328    successors: %bb.4(0x30000000), %bb.1(0x50000000)
329    liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $lr, $r8, $r9, $r10
330
331    frame-setup tPUSH 14, $noreg, killed $r4, killed $r5, killed $r6, killed $lr, implicit-def $sp, implicit $sp
332    frame-setup CFI_INSTRUCTION def_cfa_offset 20
333    frame-setup CFI_INSTRUCTION offset $lr, -4
334    frame-setup CFI_INSTRUCTION offset $r7, -8
335    frame-setup CFI_INSTRUCTION offset $r6, -12
336    frame-setup CFI_INSTRUCTION offset $r5, -16
337    frame-setup CFI_INSTRUCTION offset $r4, -20
338    $r7 = frame-setup tADDrSPi $sp, 3, 14, $noreg
339    frame-setup CFI_INSTRUCTION def_cfa $r7, 8
340    $sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r8, killed $r9, killed $r10
341    frame-setup CFI_INSTRUCTION offset $r10, -24
342    frame-setup CFI_INSTRUCTION offset $r9, -28
343    frame-setup CFI_INSTRUCTION offset $r8, -32
344    tCMPi8 renamable $r3, 2, 14, $noreg, implicit-def $cpsr
345    $r12 = tMOVr $r3, 14, $noreg
346    t2IT 1, 8, implicit-def $itstate
347    $r12 = t2MOVi 4, 1, killed $cpsr, $noreg, implicit killed renamable $r12, implicit killed $itstate
348    tCMPi8 killed renamable $r3, 4, 14, $noreg, implicit-def $cpsr
349    t2IT 0, 8, implicit-def $itstate
350    $r12 = t2MOVi 1, 0, killed $cpsr, $noreg, implicit killed renamable $r12, implicit killed $itstate
351    renamable $r3 = t2LSLrr killed renamable $r2, killed renamable $r12, 14, $noreg, def $cpsr
352    tBcc %bb.4, 0, killed $cpsr
353
354  bb.1 (%ir-block.11):
355    successors: %bb.2(0x80000000), %bb.5(0x40000000)
356    liveins: $r0, $r1, $r3
357
358    renamable $r2 = t2ADDrs renamable $r1, renamable $r3, 18, 14, $noreg, $noreg
359    tCMPr killed renamable $r2, renamable $r0, 14, $noreg, implicit-def $cpsr
360    t2IT 8, 4, implicit-def $itstate
361    renamable $r2 = t2ADDrs renamable $r0, renamable $r3, 18, 8, $cpsr, $noreg, implicit $itstate
362    tCMPr killed renamable $r2, renamable $r1, 8, killed $cpsr, implicit-def $cpsr, implicit killed $itstate
363    tBcc %bb.5, 8, killed $cpsr
364
365  bb.2 (%ir-block.32):
366    successors: %bb.3(0x80000000)
367    liveins: $r0, $r1, $r3
368
369    renamable $r2, dead $cpsr = tADDi3 renamable $r3, 3, 14, $noreg
370    renamable $r2 = t2BICri killed renamable $r2, 3, 14, $noreg, $noreg
371    renamable $r12 = t2SUBri killed renamable $r2, 4, 14, $noreg, $noreg
372    renamable $r2, dead $cpsr = tMOVi8 1, 14, $noreg
373    renamable $lr = nuw nsw t2ADDrs killed renamable $r2, killed renamable $r12, 19, 14, $noreg, $noreg
374    $r2 = tMOVr $r0, 14, $noreg
375    $lr = t2DoLoopStart renamable $lr
376
377  bb.3 (%ir-block.33):
378    successors: %bb.3(0x7c000000), %bb.4(0x04000000)
379    liveins: $lr, $r0, $r1, $r2, $r3
380
381    renamable $vpr = MVE_VCTP32 renamable $r3, 0, $noreg, $noreg
382    MVE_VPST 4, implicit $vpr
383    renamable $r1, renamable $q0 = MVE_VLDRWU32_post killed renamable $r1, 16, 1, renamable $vpr, $noreg
384    renamable $r2, renamable $q1 = MVE_VLDRWU32_post killed renamable $r2, 16, 1, renamable $vpr, $noreg
385    renamable $r3, dead $cpsr = tSUBi8 killed renamable $r3, 4, 14, $noreg
386    renamable $q0 = nsw MVE_VMULi32 killed renamable $q1, killed renamable $q0, 0, $noreg, $noreg, undef renamable $q0
387    MVE_VPST 8, implicit $vpr
388    MVE_VSTRWU32 killed renamable $q0, killed renamable $r0, 0, 1, killed renamable $vpr, $noreg
389    renamable $lr = t2LoopDec killed renamable $lr, 1
390    $r0 = tMOVr $r2, 14, $noreg
391    t2LoopEnd renamable $lr, %bb.3, implicit-def dead $cpsr
392    tB %bb.4, 14, $noreg
393
394  bb.4 (%ir-block.64):
395    $sp = t2LDMIA_UPD $sp, 14, $noreg, def $r8, def $r9, def $r10
396    tPOP_RET 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $pc
397
398  bb.5 (%ir-block.23):
399    successors: %bb.6(0x40000000), %bb.7(0x40000000)
400    liveins: $r0, $r1, $r3
401
402    renamable $r2, dead $cpsr = tSUBi3 renamable $r3, 1, 14, $noreg
403    renamable $r12 = t2ANDri renamable $r3, 2, 14, $noreg, $noreg
404    tCMPi8 killed renamable $r2, 3, 14, $noreg, implicit-def $cpsr
405    tBcc %bb.7, 2, killed $cpsr
406
407  bb.6:
408    successors: %bb.9(0x80000000)
409    liveins: $r0, $r1, $r12
410
411    renamable $r3, dead $cpsr = tMOVi8 0, 14, $noreg
412    tB %bb.9, 14, $noreg
413
414  bb.7 (%ir-block.31):
415    successors: %bb.8(0x80000000)
416    liveins: $r0, $r1, $r3, $r12
417
418    renamable $r2 = t2BICri killed renamable $r3, 2, 14, $noreg, $noreg
419    renamable $r3, dead $cpsr = tMOVi8 1, 14, $noreg
420    renamable $r2, dead $cpsr = tSUBi8 killed renamable $r2, 4, 14, $noreg
421    renamable $lr = nuw nsw t2ADDrs killed renamable $r3, killed renamable $r2, 19, 14, $noreg, $noreg
422    renamable $r2, dead $cpsr = tMOVi8 0, 14, $noreg
423    renamable $r3, dead $cpsr = tMOVi8 0, 14, $noreg
424    $lr = t2DoLoopStart renamable $lr
425
426  bb.8 (%ir-block.65):
427    successors: %bb.8(0x7c000000), %bb.9(0x04000000)
428    liveins: $lr, $r0, $r1, $r2, $r3, $r12
429
430    renamable $r4 = tLDRr renamable $r1, $r2, 14, $noreg
431    renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 4, 14, $noreg
432    renamable $r5 = tLDRr renamable $r0, $r2, 14, $noreg
433    renamable $lr = t2LoopDec killed renamable $lr, 1
434    renamable $r4, dead $cpsr = nsw tMUL killed renamable $r5, killed renamable $r4, 14, $noreg
435    renamable $r5, dead $cpsr = tADDrr renamable $r0, renamable $r2, 14, $noreg
436    $r10, $r8 = t2LDRDi8 $r5, 4, 14, $noreg
437    renamable $r9 = t2LDRi12 renamable $r5, 12, 14, $noreg
438    tSTRr killed renamable $r4, renamable $r0, $r2, 14, $noreg
439    renamable $r4, dead $cpsr = tADDrr renamable $r1, renamable $r2, 14, $noreg
440    renamable $r2, dead $cpsr = tADDi8 killed renamable $r2, 16, 14, $noreg
441    renamable $r6 = tLDRi renamable $r4, 1, 14, $noreg
442    renamable $r6 = nsw t2MUL killed renamable $r10, killed renamable $r6, 14, $noreg
443    tSTRi killed renamable $r6, renamable $r5, 1, 14, $noreg
444    renamable $r6 = tLDRi renamable $r4, 2, 14, $noreg
445    renamable $r6 = nsw t2MUL killed renamable $r8, killed renamable $r6, 14, $noreg
446    tSTRi killed renamable $r6, renamable $r5, 2, 14, $noreg
447    renamable $r4 = tLDRi killed renamable $r4, 3, 14, $noreg
448    renamable $r4 = nsw t2MUL killed renamable $r9, killed renamable $r4, 14, $noreg
449    tSTRi killed renamable $r4, killed renamable $r5, 3, 14, $noreg
450    t2LoopEnd renamable $lr, %bb.8, implicit-def dead $cpsr
451    tB %bb.9, 14, $noreg
452
453  bb.9 (%ir-block.49):
454    successors: %bb.4(0x40000000), %bb.10(0x40000000)
455    liveins: $r0, $r1, $r3, $r12
456
457    t2CMPri killed renamable $r12, 0, 14, $noreg, implicit-def $cpsr
458    tBcc %bb.4, 0, killed $cpsr
459
460  bb.10 (%ir-block.52):
461    liveins: $r0, $r1, $r3
462
463    renamable $r12 = t2LDRs renamable $r1, renamable $r3, 2, 14, $noreg
464    renamable $r2 = t2LDRs renamable $r0, renamable $r3, 2, 14, $noreg
465    renamable $r12 = nsw t2MUL killed renamable $r2, killed renamable $r12, 14, $noreg
466    renamable $r2, dead $cpsr = tADDi3 renamable $r3, 1, 14, $noreg
467    renamable $lr = t2LDRs renamable $r0, renamable $r2, 2, 14, $noreg
468    t2STRs killed renamable $r12, renamable $r0, killed renamable $r3, 2, 14, $noreg
469    renamable $r1 = t2LDRs killed renamable $r1, renamable $r2, 2, 14, $noreg
470    renamable $r1 = nsw t2MUL killed renamable $lr, killed renamable $r1, 14, $noreg
471    t2STRs killed renamable $r1, killed renamable $r0, killed renamable $r2, 2, 14, $noreg
472    $sp = t2LDMIA_UPD $sp, 14, $noreg, def $r8, def $r9, def $r10
473    tPOP_RET 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $pc
474
475...
476