xref: /llvm-project/llvm/test/CodeGen/Thumb2/LowOverheadLoops/biquad-cascade-default.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  %struct.arm_biquad_casd_df1_inst_q31 = type { ptr, ptr, i32, i32 }
6
7  define hidden void @arm_biquad_cascade_df1_q31(ptr nocapture readonly %arg, ptr nocapture readonly %arg1, ptr nocapture %arg2, i32 %arg3) {
8  bb:
9    %i = bitcast ptr %arg to ptr
10    %i4 = load ptr, ptr %i, align 4
11    %i5 = getelementptr inbounds %struct.arm_biquad_casd_df1_inst_q31, ptr %arg, i32 0, i32 1
12    %i6 = load ptr, ptr %i5, align 4
13    %i7 = getelementptr inbounds %struct.arm_biquad_casd_df1_inst_q31, ptr %arg, i32 0, i32 2
14    %i8 = load i32, ptr %i7, align 4
15    %i9 = sub i32 31, %i8
16    %i10 = getelementptr inbounds %struct.arm_biquad_casd_df1_inst_q31, ptr %arg, i32 0, i32 3
17    %i11 = load i32, ptr %i10, align 4
18    br label %bb12
19
20  bb12:                                             ; preds = %bb74, %bb
21    %i13 = phi ptr [ %i6, %bb ], [ %i18, %bb74 ]
22    %i14 = phi ptr [ %i4, %bb ], [ %i85, %bb74 ]
23    %i15 = phi ptr [ %arg1, %bb ], [ %arg2, %bb74 ]
24    %i16 = phi i32 [ %i11, %bb ], [ %i89, %bb74 ]
25    %i18 = getelementptr inbounds i32, ptr %i13, i32 5
26    %i19 = load i32, ptr %i14, align 4
27    %i20 = getelementptr inbounds i32, ptr %i14, i32 1
28    %i21 = load i32, ptr %i20, align 4
29    %i22 = getelementptr inbounds i32, ptr %i14, i32 2
30    %i23 = load i32, ptr %i22, align 4
31    %i24 = getelementptr inbounds i32, ptr %i14, i32 3
32    %i25 = load i32, ptr %i24, align 4
33    %i26 = call i1 @llvm.test.set.loop.iterations.i32(i32 %arg3)
34    br i1 %i26, label %bb27, label %bb74
35
36  bb27:                                             ; preds = %bb12
37    %i28 = getelementptr inbounds i32, ptr %i13, i32 4
38    %i29 = load i32, ptr %i28, align 4
39    %i30 = getelementptr inbounds i32, ptr %i13, i32 3
40    %i31 = load i32, ptr %i30, align 4
41    %i32 = getelementptr inbounds i32, ptr %i13, i32 2
42    %i33 = load i32, ptr %i32, align 4
43    %i34 = getelementptr inbounds i32, ptr %i13, i32 1
44    %i35 = load i32, ptr %i34, align 4
45    %i36 = load i32, ptr %i13, align 4
46    br label %bb37
47
48  bb37:                                             ; preds = %bb37, %bb27
49    %lsr.iv = phi i32 [ %lsr.iv.next, %bb37 ], [ %arg3, %bb27 ]
50    %i38 = phi ptr [ %i15, %bb27 ], [ %i51, %bb37 ]
51    %i39 = phi ptr [ %arg2, %bb27 ], [ %i69, %bb37 ]
52    %i40 = phi i32 [ %i25, %bb27 ], [ %i41, %bb37 ]
53    %i41 = phi i32 [ %i23, %bb27 ], [ %i68, %bb37 ]
54    %i42 = phi i32 [ %i21, %bb27 ], [ %i43, %bb37 ]
55    %i43 = phi i32 [ %i19, %bb27 ], [ %i52, %bb37 ]
56    %i45 = sext i32 %i29 to i64
57    %i46 = sext i32 %i31 to i64
58    %i47 = sext i32 %i33 to i64
59    %i48 = sext i32 %i35 to i64
60    %i49 = sext i32 %i36 to i64
61    %i50 = zext i32 %i9 to i64
62    %i51 = getelementptr inbounds i32, ptr %i38, i32 1
63    %i52 = load i32, ptr %i38, align 4
64    %i53 = sext i32 %i52 to i64
65    %i54 = mul nsw i64 %i53, %i49
66    %i55 = sext i32 %i43 to i64
67    %i56 = mul nsw i64 %i55, %i48
68    %i57 = sext i32 %i42 to i64
69    %i58 = mul nsw i64 %i57, %i47
70    %i59 = sext i32 %i41 to i64
71    %i60 = mul nsw i64 %i59, %i46
72    %i61 = sext i32 %i40 to i64
73    %i62 = mul nsw i64 %i61, %i45
74    %i63 = add i64 %i58, %i56
75    %i64 = add i64 %i63, %i60
76    %i65 = add i64 %i64, %i62
77    %i66 = add i64 %i65, %i54
78    %i67 = ashr i64 %i66, %i50
79    %i68 = trunc i64 %i67 to i32
80    %i69 = getelementptr inbounds i32, ptr %i39, i32 1
81    store i32 %i68, ptr %i39, align 4
82    %i70 = call i32 @llvm.loop.decrement.reg.i32(i32 %lsr.iv, i32 1)
83    %i71 = icmp ne i32 %i70, 0
84    %lsr.iv.next = add i32 %lsr.iv, -1
85    br i1 %i71, label %bb37, label %bb72
86
87  bb72:                                             ; preds = %bb37
88    %i73 = trunc i64 %i67 to i32
89    br label %bb74
90
91  bb74:                                             ; preds = %bb72, %bb12
92    %i75 = phi i32 [ %i19, %bb12 ], [ %i52, %bb72 ]
93    %i76 = phi i32 [ %i21, %bb12 ], [ %i43, %bb72 ]
94    %i77 = phi i32 [ %i23, %bb12 ], [ %i73, %bb72 ]
95    %i78 = phi i32 [ %i25, %bb12 ], [ %i41, %bb72 ]
96    store i32 %i75, ptr %i14, align 4
97    %i79 = bitcast ptr %i14 to ptr
98    %i80 = getelementptr inbounds i8, ptr %i79, i32 4
99    %i81 = bitcast ptr %i80 to ptr
100    store i32 %i76, ptr %i81, align 4
101    %i82 = bitcast ptr %i14 to ptr
102    %i83 = getelementptr inbounds i8, ptr %i82, i32 8
103    %i84 = bitcast ptr %i83 to ptr
104    store i32 %i77, ptr %i84, align 4
105    %i85 = getelementptr inbounds i32, ptr %i14, i32 4
106    %i86 = bitcast ptr %i14 to ptr
107    %i87 = getelementptr inbounds i8, ptr %i86, i32 12
108    %i88 = bitcast ptr %i87 to ptr
109    store i32 %i78, ptr %i88, align 4
110    %i89 = add i32 %i16, -1
111    %i90 = icmp eq i32 %i89, 0
112    br i1 %i90, label %bb91, label %bb12
113
114  bb91:                                             ; preds = %bb74
115    ret void
116  }
117
118  declare i1 @llvm.test.set.loop.iterations.i32(i32)
119  declare i32 @llvm.loop.decrement.reg.i32(i32, i32)
120
121...
122---
123name:            arm_biquad_cascade_df1_q31
124alignment:       2
125tracksRegLiveness: true
126registers:       []
127liveins:
128  - { reg: '$r0', virtual-reg: '' }
129  - { reg: '$r1', virtual-reg: '' }
130  - { reg: '$r2', virtual-reg: '' }
131  - { reg: '$r3', virtual-reg: '' }
132frameInfo:
133  stackSize:       76
134  offsetAdjustment: 0
135  maxAlignment:    4
136  savePoint:       ''
137  restorePoint:    ''
138fixedStack:      []
139stack:
140  - { id: 0, name: '', type: spill-slot, offset: -40, size: 4, alignment: 4,
141      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
142      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
143  - { id: 1, name: '', type: spill-slot, offset: -44, size: 4, alignment: 4,
144      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
145      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
146  - { id: 2, name: '', type: spill-slot, offset: -48, size: 4, alignment: 4,
147      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
148      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
149  - { id: 3, name: '', type: spill-slot, offset: -52, size: 4, alignment: 4,
150      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
151      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
152  - { id: 4, name: '', type: spill-slot, offset: -56, size: 4, alignment: 4,
153      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
154      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
155  - { id: 5, name: '', type: spill-slot, offset: -60, size: 4, alignment: 4,
156      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
157      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
158  - { id: 6, name: '', type: spill-slot, offset: -64, size: 4, alignment: 4,
159      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
160      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
161  - { id: 7, name: '', type: spill-slot, offset: -68, size: 4, alignment: 4,
162      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
163      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
164  - { id: 8, name: '', type: spill-slot, offset: -72, size: 4, alignment: 4,
165      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
166      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
167  - { id: 9, name: '', type: spill-slot, offset: -76, size: 4, alignment: 4,
168      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
169      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
170  - { id: 10, name: '', type: spill-slot, offset: -4, size: 4, alignment: 4,
171      stack-id: default, callee-saved-register: '$lr', callee-saved-restored: false,
172      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
173  - { id: 11, name: '', type: spill-slot, offset: -8, size: 4, alignment: 4,
174      stack-id: default, callee-saved-register: '$r11', callee-saved-restored: true,
175      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
176  - { id: 12, name: '', type: spill-slot, offset: -12, size: 4, alignment: 4,
177      stack-id: default, callee-saved-register: '$r10', callee-saved-restored: true,
178      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
179  - { id: 13, name: '', type: spill-slot, offset: -16, size: 4, alignment: 4,
180      stack-id: default, callee-saved-register: '$r9', callee-saved-restored: true,
181      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
182  - { id: 14, name: '', type: spill-slot, offset: -20, size: 4, alignment: 4,
183      stack-id: default, callee-saved-register: '$r8', callee-saved-restored: true,
184      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
185  - { id: 15, name: '', type: spill-slot, offset: -24, size: 4, alignment: 4,
186      stack-id: default, callee-saved-register: '$r7', callee-saved-restored: true,
187      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
188  - { id: 16, name: '', type: spill-slot, offset: -28, size: 4, alignment: 4,
189      stack-id: default, callee-saved-register: '$r6', callee-saved-restored: true,
190      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
191  - { id: 17, name: '', type: spill-slot, offset: -32, size: 4, alignment: 4,
192      stack-id: default, callee-saved-register: '$r5', callee-saved-restored: true,
193      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
194  - { id: 18, name: '', type: spill-slot, offset: -36, size: 4, alignment: 4,
195      stack-id: default, callee-saved-register: '$r4', callee-saved-restored: true,
196      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
197callSites:       []
198constants:       []
199machineFunctionInfo: {}
200body:             |
201  ; CHECK-LABEL: name: arm_biquad_cascade_df1_q31
202  ; CHECK: bb.0.bb:
203  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
204  ; CHECK-NEXT:   liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r10, $r11, $lr
205  ; CHECK-NEXT: {{  $}}
206  ; CHECK-NEXT:   $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr
207  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION def_cfa_offset 36
208  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $lr, -4
209  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r11, -8
210  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r10, -12
211  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r9, -16
212  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r8, -20
213  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r7, -24
214  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r6, -28
215  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r5, -32
216  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION offset $r4, -36
217  ; CHECK-NEXT:   $sp = frame-setup tSUBspi $sp, 10, 14 /* CC::al */, $noreg
218  ; CHECK-NEXT:   frame-setup CFI_INSTRUCTION def_cfa_offset 76
219  ; CHECK-NEXT:   $r6, $r5 = t2LDRDi8 $r0, 8, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i7), (load (s32) from %ir.i10)
220  ; CHECK-NEXT:   $r8 = tMOVr killed $r3, 14 /* CC::al */, $noreg
221  ; CHECK-NEXT:   $r3, $r7 = t2LDRDi8 killed $r0, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i), (load (s32) from %ir.i5)
222  ; CHECK-NEXT:   renamable $r0 = t2RSBri killed renamable $r6, 31, 14 /* CC::al */, $noreg, $noreg
223  ; CHECK-NEXT:   t2STMIA $sp, 14 /* CC::al */, $noreg, killed $r0, $r2, $r8 :: (store (s32) into %stack.9), (store (s32) into %stack.8), (store (s32) into %stack.7)
224  ; CHECK-NEXT:   $r12 = tMOVr killed $r2, 14 /* CC::al */, $noreg
225  ; CHECK-NEXT:   renamable $r2 = tLDRspi $sp, 0, 14 /* CC::al */, $noreg :: (load (s32) from %stack.9)
226  ; CHECK-NEXT:   tB %bb.2, 14 /* CC::al */, $noreg
227  ; CHECK-NEXT: {{  $}}
228  ; CHECK-NEXT: bb.1.bb74 (align 4):
229  ; CHECK-NEXT:   successors: %bb.6(0x04000000), %bb.2(0x7c000000)
230  ; CHECK-NEXT:   liveins: $r0, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r12, $r2
231  ; CHECK-NEXT: {{  $}}
232  ; CHECK-NEXT:   renamable $r7, dead $cpsr = nuw tADDi8 killed renamable $r7, 20, 14 /* CC::al */, $noreg
233  ; CHECK-NEXT:   t2STRDi8 killed $r9, killed $r4, $r3, 0, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i14), (store (s32) into %ir.i81)
234  ; CHECK-NEXT:   t2STRDi8 killed $r6, killed $r0, $r3, 8, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i84), (store (s32) into %ir.i88)
235  ; CHECK-NEXT:   renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 16, 14 /* CC::al */, $noreg
236  ; CHECK-NEXT:   renamable $r5, $cpsr = tSUBi8 killed renamable $r5, 1, 14 /* CC::al */, $noreg
237  ; CHECK-NEXT:   $r1 = tMOVr $r12, 14 /* CC::al */, $noreg
238  ; CHECK-NEXT:   tBcc %bb.6, 0 /* CC::eq */, killed $cpsr
239  ; CHECK-NEXT: {{  $}}
240  ; CHECK-NEXT: bb.2.bb12:
241  ; CHECK-NEXT:   successors: %bb.3(0x40000000), %bb.1(0x40000000)
242  ; CHECK-NEXT:   liveins: $r1, $r2, $r3, $r5, $r7, $r8, $r12
243  ; CHECK-NEXT: {{  $}}
244  ; CHECK-NEXT:   $r9, $r4 = t2LDRDi8 $r3, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i14), (load (s32) from %ir.i20)
245  ; CHECK-NEXT:   $r6, $r0 = t2LDRDi8 $r3, 8, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i22), (load (s32) from %ir.i24)
246  ; CHECK-NEXT:   dead $lr = t2SUBri renamable $r8, 0, 14 /* CC::al */, $noreg, def $cpsr
247  ; CHECK-NEXT:   tBcc %bb.1, 0 /* CC::eq */, killed $cpsr
248  ; CHECK-NEXT:   tB %bb.3, 14 /* CC::al */, $noreg
249  ; CHECK-NEXT: {{  $}}
250  ; CHECK-NEXT: bb.3.bb27:
251  ; CHECK-NEXT:   successors: %bb.4(0x80000000)
252  ; CHECK-NEXT:   liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r12
253  ; CHECK-NEXT: {{  $}}
254  ; CHECK-NEXT:   t2STRDi8 killed $r3, killed $r5, $sp, 12, 14 /* CC::al */, $noreg :: (store (s32) into %stack.6), (store (s32) into %stack.5)
255  ; CHECK-NEXT:   renamable $r3 = tLDRi renamable $r7, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i13)
256  ; CHECK-NEXT:   tSTRspi killed renamable $r3, $sp, 9, 14 /* CC::al */, $noreg :: (store (s32) into %stack.0)
257  ; CHECK-NEXT:   renamable $r3 = tLDRi renamable $r7, 1, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i34)
258  ; CHECK-NEXT:   tSTRspi killed renamable $r3, $sp, 8, 14 /* CC::al */, $noreg :: (store (s32) into %stack.1)
259  ; CHECK-NEXT:   renamable $r3 = tLDRi renamable $r7, 2, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i32)
260  ; CHECK-NEXT:   tSTRspi killed renamable $r3, $sp, 7, 14 /* CC::al */, $noreg :: (store (s32) into %stack.2)
261  ; CHECK-NEXT:   renamable $r3 = tLDRi renamable $r7, 3, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i30)
262  ; CHECK-NEXT:   t2STRDi8 $r7, killed $r3, $sp, 20, 14 /* CC::al */, $noreg :: (store (s32) into %stack.4), (store (s32) into %stack.3)
263  ; CHECK-NEXT:   renamable $r10 = t2LDRi12 killed renamable $r7, 16, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i28)
264  ; CHECK-NEXT: {{  $}}
265  ; CHECK-NEXT: bb.4.bb37 (align 4):
266  ; CHECK-NEXT:   successors: %bb.4(0x7c000000), %bb.5(0x04000000)
267  ; CHECK-NEXT:   liveins: $r0, $r1, $r2, $r4, $r6, $r8, $r9, $r10, $r12
268  ; CHECK-NEXT: {{  $}}
269  ; CHECK-NEXT:   $r7 = tMOVr killed $r6, 14 /* CC::al */, $noreg
270  ; CHECK-NEXT:   renamable $r6 = tLDRspi $sp, 8, 14 /* CC::al */, $noreg :: (load (s32) from %stack.1)
271  ; CHECK-NEXT:   renamable $r3 = tLDRspi $sp, 7, 14 /* CC::al */, $noreg :: (load (s32) from %stack.2)
272  ; CHECK-NEXT:   renamable $r6, renamable $r11 = t2SMULL $r9, killed renamable $r6, 14 /* CC::al */, $noreg
273  ; CHECK-NEXT:   renamable $r6, renamable $r11 = t2SMLAL killed renamable $r4, killed renamable $r3, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
274  ; CHECK-NEXT:   renamable $r3 = tLDRspi $sp, 6, 14 /* CC::al */, $noreg :: (load (s32) from %stack.3)
275  ; CHECK-NEXT:   $r5 = tMOVr killed $r9, 14 /* CC::al */, $noreg
276  ; CHECK-NEXT:   renamable $r6, renamable $r11 = t2SMLAL renamable $r7, killed renamable $r3, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
277  ; CHECK-NEXT:   renamable $r9, renamable $r1 = t2LDR_POST killed renamable $r1, 4, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i38)
278  ; CHECK-NEXT:   renamable $r6, renamable $r11 = t2SMLAL killed renamable $r0, renamable $r10, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
279  ; CHECK-NEXT:   renamable $r0 = tLDRspi $sp, 9, 14 /* CC::al */, $noreg :: (load (s32) from %stack.0)
280  ; CHECK-NEXT:   $lr = tMOVr $r8, 14 /* CC::al */, $noreg
281  ; CHECK-NEXT:   renamable $r6, renamable $r11 = t2SMLAL renamable $r9, killed renamable $r0, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
282  ; CHECK-NEXT:   early-clobber renamable $r6, dead early-clobber renamable $r11 = MVE_ASRLr killed renamable $r6, killed renamable $r11, renamable $r2, 14 /* CC::al */, $noreg
283  ; CHECK-NEXT:   early-clobber renamable $r12 = t2STR_POST renamable $r6, killed renamable $r12, 4, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i39)
284  ; CHECK-NEXT:   dead renamable $lr = t2SUBri killed renamable $lr, 1, 14 /* CC::al */, $noreg, def $cpsr
285  ; CHECK-NEXT:   renamable $r8 = t2SUBri killed renamable $r8, 1, 14 /* CC::al */, $noreg, $noreg
286  ; CHECK-NEXT:   $r0 = tMOVr $r7, 14 /* CC::al */, $noreg
287  ; CHECK-NEXT:   $r4 = tMOVr $r5, 14 /* CC::al */, $noreg
288  ; CHECK-NEXT:   tBcc %bb.4, 1 /* CC::ne */, killed $cpsr
289  ; CHECK-NEXT:   tB %bb.5, 14 /* CC::al */, $noreg
290  ; CHECK-NEXT: {{  $}}
291  ; CHECK-NEXT: bb.5.bb72:
292  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
293  ; CHECK-NEXT:   liveins: $r2, $r5, $r6, $r7, $r9
294  ; CHECK-NEXT: {{  $}}
295  ; CHECK-NEXT:   $r0 = tMOVr killed $r7, 14 /* CC::al */, $noreg
296  ; CHECK-NEXT:   $r7 = tADDrSPi $sp, 3, 14 /* CC::al */, $noreg
297  ; CHECK-NEXT:   $r4 = tMOVr killed $r5, 14 /* CC::al */, $noreg
298  ; CHECK-NEXT:   $r12, $r8 = t2LDRDi8 $sp, 4, 14 /* CC::al */, $noreg :: (load (s32) from %stack.8), (load (s32) from %stack.7)
299  ; CHECK-NEXT:   tLDMIA killed $r7, 14 /* CC::al */, $noreg, def $r3, def $r5, def $r7 :: (load (s32) from %stack.6), (load (s32) from %stack.5), (load (s32) from %stack.4)
300  ; CHECK-NEXT:   tB %bb.1, 14 /* CC::al */, $noreg
301  ; CHECK-NEXT: {{  $}}
302  ; CHECK-NEXT: bb.6.bb91:
303  ; CHECK-NEXT:   $sp = frame-destroy tADDspi $sp, 10, 14 /* CC::al */, $noreg
304  ; CHECK-NEXT:   $sp = frame-destroy t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
305  bb.0.bb:
306    successors: %bb.2(0x80000000)
307    liveins: $r0, $r1, $r2, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r10, $r11, $lr
308
309    $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11, killed $lr
310    frame-setup CFI_INSTRUCTION def_cfa_offset 36
311    frame-setup CFI_INSTRUCTION offset $lr, -4
312    frame-setup CFI_INSTRUCTION offset $r11, -8
313    frame-setup CFI_INSTRUCTION offset $r10, -12
314    frame-setup CFI_INSTRUCTION offset $r9, -16
315    frame-setup CFI_INSTRUCTION offset $r8, -20
316    frame-setup CFI_INSTRUCTION offset $r7, -24
317    frame-setup CFI_INSTRUCTION offset $r6, -28
318    frame-setup CFI_INSTRUCTION offset $r5, -32
319    frame-setup CFI_INSTRUCTION offset $r4, -36
320    $sp = frame-setup tSUBspi $sp, 10, 14 /* CC::al */, $noreg
321    frame-setup CFI_INSTRUCTION def_cfa_offset 76
322    $r6, $r5 = t2LDRDi8 $r0, 8, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i7), (load (s32) from %ir.i10)
323    $r8 = tMOVr killed $r3, 14 /* CC::al */, $noreg
324    $r3, $r7 = t2LDRDi8 killed $r0, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i), (load (s32) from %ir.i5)
325    renamable $r0 = t2RSBri killed renamable $r6, 31, 14 /* CC::al */, $noreg, $noreg
326    t2STMIA $sp, 14 /* CC::al */, $noreg, killed $r0, $r2, $r8 :: (store (s32) into %stack.9), (store (s32) into %stack.8), (store (s32) into %stack.7)
327    $r12 = tMOVr killed $r2, 14 /* CC::al */, $noreg
328    renamable $r2 = tLDRspi $sp, 0, 14 /* CC::al */, $noreg :: (load (s32) from %stack.9)
329    tB %bb.2, 14 /* CC::al */, $noreg
330
331  bb.1.bb74 (align 4):
332    successors: %bb.6(0x04000000), %bb.2(0x7c000000)
333    liveins: $r0, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r12, $r2
334
335    renamable $r7, dead $cpsr = nuw tADDi8 killed renamable $r7, 20, 14 /* CC::al */, $noreg
336    t2STRDi8 killed $r9, killed $r4, $r3, 0, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i14), (store (s32) into %ir.i81)
337    t2STRDi8 killed $r6, killed $r0, $r3, 8, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i84), (store (s32) into %ir.i88)
338    renamable $r3, dead $cpsr = nuw tADDi8 killed renamable $r3, 16, 14 /* CC::al */, $noreg
339    renamable $r5, $cpsr = tSUBi8 killed renamable $r5, 1, 14 /* CC::al */, $noreg
340    $r1 = tMOVr $r12, 14 /* CC::al */, $noreg
341    tBcc %bb.6, 0 /* CC::eq */, killed $cpsr
342
343  bb.2.bb12:
344    successors: %bb.3(0x40000000), %bb.1(0x40000000)
345    liveins: $r1, $r3, $r5, $r7, $r8, $r12, $r2
346
347    $r9, $r4 = t2LDRDi8 $r3, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i14), (load (s32) from %ir.i20)
348    $r6, $r0 = t2LDRDi8 $r3, 8, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i22), (load (s32) from %ir.i24)
349    $lr = t2WhileLoopStartLR renamable $r8, %bb.1, implicit-def dead $cpsr
350    tB %bb.3, 14 /* CC::al */, $noreg
351
352  bb.3.bb27:
353    successors: %bb.4(0x80000000)
354    liveins: $r0, $r1, $r3, $r4, $r5, $r6, $r7, $r8, $r9, $r12, $r2
355
356    t2STRDi8 killed $r3, killed $r5, $sp, 12, 14 /* CC::al */, $noreg :: (store (s32) into %stack.6), (store (s32) into %stack.5)
357    renamable $r3 = tLDRi renamable $r7, 0, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i13)
358    tSTRspi killed renamable $r3, $sp, 9, 14 /* CC::al */, $noreg :: (store (s32) into %stack.0)
359    renamable $r3 = tLDRi renamable $r7, 1, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i34)
360    tSTRspi killed renamable $r3, $sp, 8, 14 /* CC::al */, $noreg :: (store (s32) into %stack.1)
361    renamable $r3 = tLDRi renamable $r7, 2, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i32)
362    tSTRspi killed renamable $r3, $sp, 7, 14 /* CC::al */, $noreg :: (store (s32) into %stack.2)
363    renamable $r3 = tLDRi renamable $r7, 3, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i30)
364    t2STRDi8 $r7, killed $r3, $sp, 20, 14 /* CC::al */, $noreg :: (store (s32) into %stack.4), (store (s32) into %stack.3)
365    renamable $r10 = t2LDRi12 killed renamable $r7, 16, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i28)
366
367  bb.4.bb37 (align 4):
368    successors: %bb.4(0x7c000000), %bb.5(0x04000000)
369    liveins: $r0, $r1, $r2, $r4, $r6, $r8, $r9, $r10, $r12
370
371    $r7 = tMOVr killed $r6, 14 /* CC::al */, $noreg
372    renamable $r6 = tLDRspi $sp, 8, 14 /* CC::al */, $noreg :: (load (s32) from %stack.1)
373    renamable $r3 = tLDRspi $sp, 7, 14 /* CC::al */, $noreg :: (load (s32) from %stack.2)
374    renamable $r6, renamable $r11 = t2SMULL $r9, killed renamable $r6, 14 /* CC::al */, $noreg
375    renamable $r6, renamable $r11 = t2SMLAL killed renamable $r4, killed renamable $r3, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
376    renamable $r3 = tLDRspi $sp, 6, 14 /* CC::al */, $noreg :: (load (s32) from %stack.3)
377    $r5 = tMOVr killed $r9, 14 /* CC::al */, $noreg
378    renamable $r6, renamable $r11 = t2SMLAL renamable $r7, killed renamable $r3, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
379    renamable $r9, renamable $r1 = t2LDR_POST killed renamable $r1, 4, 14 /* CC::al */, $noreg :: (load (s32) from %ir.i38)
380    renamable $r6, renamable $r11 = t2SMLAL killed renamable $r0, renamable $r10, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
381    renamable $r0 = tLDRspi $sp, 9, 14 /* CC::al */, $noreg :: (load (s32) from %stack.0)
382    $lr = tMOVr $r8, 14 /* CC::al */, $noreg
383    renamable $r6, renamable $r11 = t2SMLAL renamable $r9, killed renamable $r0, killed renamable $r6, killed renamable $r11, 14 /* CC::al */, $noreg
384    early-clobber renamable $r6, dead early-clobber renamable $r11 = MVE_ASRLr killed renamable $r6, killed renamable $r11, renamable $r2, 14 /* CC::al */, $noreg
385    early-clobber renamable $r12 = t2STR_POST renamable $r6, killed renamable $r12, 4, 14 /* CC::al */, $noreg :: (store (s32) into %ir.i39)
386    renamable $lr = t2LoopDec killed renamable $lr, 1
387    renamable $r8 = t2SUBri killed renamable $r8, 1, 14 /* CC::al */, $noreg, $noreg
388    $r0 = tMOVr $r7, 14 /* CC::al */, $noreg
389    $r4 = tMOVr $r5, 14 /* CC::al */, $noreg
390    t2LoopEnd killed renamable $lr, %bb.4, implicit-def dead $cpsr
391    tB %bb.5, 14 /* CC::al */, $noreg
392
393  bb.5.bb72:
394    successors: %bb.1(0x80000000)
395    liveins: $r5, $r6, $r7, $r9, $r2
396
397    $r0 = tMOVr killed $r7, 14 /* CC::al */, $noreg
398    $r7 = tADDrSPi $sp, 3, 14 /* CC::al */, $noreg
399    $r4 = tMOVr killed $r5, 14 /* CC::al */, $noreg
400    $r12, $r8 = t2LDRDi8 $sp, 4, 14 /* CC::al */, $noreg :: (load (s32) from %stack.8), (load (s32) from %stack.7)
401    tLDMIA killed $r7, 14 /* CC::al */, $noreg, def $r3, def $r5, def $r7 :: (load (s32) from %stack.6), (load (s32) from %stack.5), (load (s32) from %stack.4)
402    tB %bb.1, 14 /* CC::al */, $noreg
403
404  bb.6.bb91:
405    $sp = frame-destroy tADDspi $sp, 10, 14 /* CC::al */, $noreg
406    $sp = frame-destroy t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11, def $pc
407
408...
409