xref: /llvm-project/llvm/test/CodeGen/PowerPC/sms-large-stages.mir (revision 5357dd2f43a5aab28f34b69e7d3742dd50cbad98)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 --ppc-enable-pipeliner -pipeliner-max-stages=10 -run-pass=pipeliner -verify-machineinstrs -o - %s | FileCheck %s --check-prefix=CHECK
3
4--- |
5  define dso_local void @f(ptr noalias nocapture noundef writeonly %a, ptr nocapture noundef readonly %b, i32 noundef signext %n) local_unnamed_addr #0 {
6  entry:
7    %wide.trip.count = zext i32 %n to i64
8    %uglygep2 = getelementptr i8, ptr %b, i64 -4
9    %uglygep3 = getelementptr i8, ptr %a, i64 -4
10    call void @llvm.set.loop.iterations.i64(i64 %wide.trip.count)
11    br label %for.body
12
13  for.cond.cleanup:                                 ; preds = %for.body
14    ret void
15
16  for.body:                                         ; preds = %for.body, %entry
17    %0 = phi ptr [ %uglygep2, %entry ], [ %3, %for.body ]
18    %1 = phi ptr [ %uglygep3, %entry ], [ %2, %for.body ]
19    %2 = getelementptr i8, ptr %1, i64 4
20    %3 = getelementptr i8, ptr %0, i64 4
21    %4 = load float, ptr %3, align 4
22    %add = fadd float %4, %4
23    %add3 = fadd float %4, %add
24    store float %add3, ptr %2, align 4
25    %5 = call i1 @llvm.loop.decrement.i64(i64 1)
26    br i1 %5, label %for.body, label %for.cond.cleanup, !llvm.loop !0
27  }
28
29  ; Function Attrs: nocallback noduplicate nofree nosync nounwind willreturn
30  declare void @llvm.set.loop.iterations.i64(i64) #1
31
32  ; Function Attrs: nocallback noduplicate nofree nosync nounwind willreturn
33  declare i1 @llvm.loop.decrement.i64(i64) #1
34
35  attributes #0 = { argmemonly nofree norecurse nosync nounwind uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="pwr9" "target-features"="+altivec,+bpermd,+crbits,+crypto,+direct-move,+extdiv,+htm,+isa-v206-instructions,+isa-v207-instructions,+isa-v30-instructions,+power8-vector,+power9-vector,+quadword-atomics,+vsx,-privileged,-rop-protect,-spe" }
36  attributes #1 = { nocallback noduplicate nofree nosync nounwind willreturn }
37
38  !0 = distinct !{!0, !1, !2, !3}
39  !1 = !{!"llvm.loop.mustprogress"}
40  !2 = !{!"llvm.loop.unroll.disable"}
41  !3 = !{!"llvm.loop.pipeline.initiationinterval", i32 3}
42
43...
44---
45name:            f
46alignment:       16
47tracksRegLiveness: true
48registers:
49  - { id: 0, class: g8rc }
50  - { id: 1, class: g8rc }
51  - { id: 2, class: g8rc_and_g8rc_nox0 }
52  - { id: 3, class: g8rc_and_g8rc_nox0 }
53  - { id: 4, class: g8rc }
54  - { id: 5, class: g8rc }
55  - { id: 6, class: g8rc_and_g8rc_nox0 }
56  - { id: 7, class: g8rc_and_g8rc_nox0 }
57  - { id: 8, class: g8rc }
58  - { id: 9, class: g8rc }
59  - { id: 10, class: f4rc }
60  - { id: 11, class: g8rc_and_g8rc_nox0 }
61  - { id: 12, class: vssrc }
62  - { id: 13, class: f4rc }
63  - { id: 14, class: g8rc_and_g8rc_nox0 }
64liveins:
65  - { reg: '$x3', virtual-reg: '%6' }
66  - { reg: '$x4', virtual-reg: '%7' }
67  - { reg: '$x5', virtual-reg: '%8' }
68frameInfo:
69  maxAlignment:    1
70machineFunctionInfo: {}
71body:             |
72  ; CHECK-LABEL: name: f
73  ; CHECK: bb.0.entry:
74  ; CHECK-NEXT:   successors: %bb.3(0x80000000)
75  ; CHECK-NEXT:   liveins: $x3, $x4, $x5
76  ; CHECK-NEXT: {{  $}}
77  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:g8rc = COPY $x5
78  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x4
79  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x3
80  ; CHECK-NEXT:   [[RLDICL:%[0-9]+]]:g8rc = RLDICL [[COPY]], 0, 32
81  ; CHECK-NEXT:   [[ADDI8_:%[0-9]+]]:g8rc_and_g8rc_nox0 = ADDI8 [[COPY1]], -4
82  ; CHECK-NEXT:   [[ADDI8_1:%[0-9]+]]:g8rc = ADDI8 [[COPY2]], -4
83  ; CHECK-NEXT:   MTCTR8loop [[RLDICL]], implicit-def dead $ctr8
84  ; CHECK-NEXT:   B %bb.3
85  ; CHECK-NEXT: {{  $}}
86  ; CHECK-NEXT: bb.1.for.cond.cleanup:
87  ; CHECK-NEXT:   BLR8 implicit $lr8, implicit $rm
88  ; CHECK-NEXT: {{  $}}
89  ; CHECK-NEXT: bb.3.for.body:
90  ; CHECK-NEXT:   successors: %bb.4(0x40000000), %bb.17(0x40000000)
91  ; CHECK-NEXT: {{  $}}
92  ; CHECK-NEXT:   [[LFSU:%[0-9]+]]:f4rc, [[LFSU1:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[ADDI8_]] :: (load (s32) from %ir.3)
93  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU1]]
94  ; CHECK-NEXT:   BDZ8 %bb.17, implicit-def $ctr8, implicit $ctr8
95  ; CHECK-NEXT:   B %bb.4
96  ; CHECK-NEXT: {{  $}}
97  ; CHECK-NEXT: bb.4.for.body:
98  ; CHECK-NEXT:   successors: %bb.5(0x40000000), %bb.16(0x40000000)
99  ; CHECK-NEXT: {{  $}}
100  ; CHECK-NEXT:   [[LFSU2:%[0-9]+]]:f4rc, [[LFSU3:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY3]] :: (load unknown-size from %ir.3, align 4)
101  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU3]]
102  ; CHECK-NEXT:   BDZ8 %bb.16, implicit-def $ctr8, implicit $ctr8
103  ; CHECK-NEXT:   B %bb.5
104  ; CHECK-NEXT: {{  $}}
105  ; CHECK-NEXT: bb.5.for.body:
106  ; CHECK-NEXT:   successors: %bb.6(0x40000000), %bb.15(0x40000000)
107  ; CHECK-NEXT: {{  $}}
108  ; CHECK-NEXT:   [[XSADDSP:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[LFSU]], [[LFSU]]
109  ; CHECK-NEXT:   [[LFSU4:%[0-9]+]]:f4rc, [[LFSU5:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY4]] :: (load unknown-size from %ir.3, align 4)
110  ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU5]]
111  ; CHECK-NEXT:   BDZ8 %bb.15, implicit-def $ctr8, implicit $ctr8
112  ; CHECK-NEXT:   B %bb.6
113  ; CHECK-NEXT: {{  $}}
114  ; CHECK-NEXT: bb.6.for.body:
115  ; CHECK-NEXT:   successors: %bb.7(0x40000000), %bb.14(0x40000000)
116  ; CHECK-NEXT: {{  $}}
117  ; CHECK-NEXT:   [[XSADDSP1:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[LFSU2]], [[LFSU2]]
118  ; CHECK-NEXT:   [[LFSU6:%[0-9]+]]:f4rc, [[LFSU7:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY5]] :: (load unknown-size from %ir.3, align 4)
119  ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU7]]
120  ; CHECK-NEXT:   BDZ8 %bb.14, implicit-def $ctr8, implicit $ctr8
121  ; CHECK-NEXT:   B %bb.7
122  ; CHECK-NEXT: {{  $}}
123  ; CHECK-NEXT: bb.7.for.body:
124  ; CHECK-NEXT:   successors: %bb.8(0x40000000), %bb.13(0x40000000)
125  ; CHECK-NEXT: {{  $}}
126  ; CHECK-NEXT:   [[XSADDSP2:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[LFSU]], [[XSADDSP]]
127  ; CHECK-NEXT:   [[XSADDSP3:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[LFSU4]], [[LFSU4]]
128  ; CHECK-NEXT:   [[LFSU8:%[0-9]+]]:f4rc, [[LFSU9:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY6]] :: (load unknown-size from %ir.3, align 4)
129  ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU9]]
130  ; CHECK-NEXT:   BDZ8 %bb.13, implicit-def $ctr8, implicit $ctr8
131  ; CHECK-NEXT:   B %bb.8
132  ; CHECK-NEXT: {{  $}}
133  ; CHECK-NEXT: bb.8.for.body:
134  ; CHECK-NEXT:   successors: %bb.9(0x40000000), %bb.12(0x40000000)
135  ; CHECK-NEXT: {{  $}}
136  ; CHECK-NEXT:   [[XSADDSP4:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[LFSU2]], [[XSADDSP1]]
137  ; CHECK-NEXT:   [[XSADDSP5:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[LFSU6]], [[LFSU6]]
138  ; CHECK-NEXT:   [[LFSU10:%[0-9]+]]:f4rc, [[LFSU11:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY7]] :: (load unknown-size from %ir.3, align 4)
139  ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[LFSU11]]
140  ; CHECK-NEXT:   BDZ8 %bb.12, implicit-def $ctr8, implicit $ctr8
141  ; CHECK-NEXT:   B %bb.9
142  ; CHECK-NEXT: {{  $}}
143  ; CHECK-NEXT: bb.9.for.body:
144  ; CHECK-NEXT:   successors: %bb.10(0x80000000), %bb.11(0x00000000)
145  ; CHECK-NEXT: {{  $}}
146  ; CHECK-NEXT:   [[XSADDSP6:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[LFSU4]], [[XSADDSP3]]
147  ; CHECK-NEXT:   [[XSADDSP7:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[LFSU8]], [[LFSU8]]
148  ; CHECK-NEXT:   [[LFSU12:%[0-9]+]]:f4rc, [[LFSU13:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[COPY8]] :: (load unknown-size from %ir.3, align 4)
149  ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:g8rc = COPY [[LFSU13]]
150  ; CHECK-NEXT:   BDZ8 %bb.11, implicit-def $ctr8, implicit $ctr8
151  ; CHECK-NEXT:   B %bb.10
152  ; CHECK-NEXT: {{  $}}
153  ; CHECK-NEXT: bb.10.for.body:
154  ; CHECK-NEXT:   successors: %bb.10(0x7c000000), %bb.11(0x04000000)
155  ; CHECK-NEXT: {{  $}}
156  ; CHECK-NEXT:   [[PHI:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[COPY9]], %bb.9, %50, %bb.10
157  ; CHECK-NEXT:   [[PHI1:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.9, %47, %bb.10
158  ; CHECK-NEXT:   [[PHI2:%[0-9]+]]:f4rc = PHI [[LFSU12]], %bb.9, %45, %bb.10
159  ; CHECK-NEXT:   [[PHI3:%[0-9]+]]:f4rc = PHI [[LFSU10]], %bb.9, [[PHI2]], %bb.10
160  ; CHECK-NEXT:   [[PHI4:%[0-9]+]]:f4rc = PHI [[LFSU8]], %bb.9, [[PHI3]], %bb.10
161  ; CHECK-NEXT:   [[PHI5:%[0-9]+]]:f4rc = PHI [[LFSU6]], %bb.9, [[PHI4]], %bb.10
162  ; CHECK-NEXT:   [[PHI6:%[0-9]+]]:vssrc = PHI [[XSADDSP7]], %bb.9, %48, %bb.10
163  ; CHECK-NEXT:   [[PHI7:%[0-9]+]]:vssrc = PHI [[XSADDSP5]], %bb.9, [[PHI6]], %bb.10
164  ; CHECK-NEXT:   [[PHI8:%[0-9]+]]:f4rc = PHI [[XSADDSP6]], %bb.9, %49, %bb.10
165  ; CHECK-NEXT:   [[PHI9:%[0-9]+]]:f4rc = PHI [[XSADDSP4]], %bb.9, [[PHI8]], %bb.10
166  ; CHECK-NEXT:   [[PHI10:%[0-9]+]]:f4rc = PHI [[XSADDSP2]], %bb.9, [[PHI9]], %bb.10
167  ; CHECK-NEXT:   [[STFSU:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[PHI10]], 4, [[PHI1]] :: (store (s32) into %ir.2)
168  ; CHECK-NEXT:   [[LFSU14:%[0-9]+]]:f4rc, [[LFSU15:%[0-9]+]]:g8rc_and_g8rc_nox0 = LFSU 4, [[PHI]] :: (load unknown-size from %ir.3, align 4)
169  ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:g8rc = COPY [[STFSU]]
170  ; CHECK-NEXT:   [[XSADDSP8:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[PHI3]], [[PHI3]]
171  ; CHECK-NEXT:   [[XSADDSP9:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[PHI5]], [[PHI7]]
172  ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:g8rc = COPY [[LFSU15]]
173  ; CHECK-NEXT:   BDNZ8 %bb.10, implicit-def $ctr8, implicit $ctr8
174  ; CHECK-NEXT:   B %bb.11
175  ; CHECK-NEXT: {{  $}}
176  ; CHECK-NEXT: bb.11:
177  ; CHECK-NEXT:   successors: %bb.12(0x80000000)
178  ; CHECK-NEXT: {{  $}}
179  ; CHECK-NEXT:   [[PHI11:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.9, [[COPY10]], %bb.10
180  ; CHECK-NEXT:   [[PHI12:%[0-9]+]]:f4rc = PHI [[LFSU12]], %bb.9, [[LFSU14]], %bb.10
181  ; CHECK-NEXT:   [[PHI13:%[0-9]+]]:f4rc = PHI [[LFSU10]], %bb.9, [[PHI2]], %bb.10
182  ; CHECK-NEXT:   [[PHI14:%[0-9]+]]:f4rc = PHI [[LFSU8]], %bb.9, [[PHI3]], %bb.10
183  ; CHECK-NEXT:   [[PHI15:%[0-9]+]]:f4rc = PHI [[LFSU6]], %bb.9, [[PHI4]], %bb.10
184  ; CHECK-NEXT:   [[PHI16:%[0-9]+]]:vssrc = PHI [[XSADDSP7]], %bb.9, [[XSADDSP8]], %bb.10
185  ; CHECK-NEXT:   [[PHI17:%[0-9]+]]:vssrc = PHI [[XSADDSP5]], %bb.9, [[PHI6]], %bb.10
186  ; CHECK-NEXT:   [[PHI18:%[0-9]+]]:f4rc = PHI [[XSADDSP6]], %bb.9, [[XSADDSP9]], %bb.10
187  ; CHECK-NEXT:   [[PHI19:%[0-9]+]]:f4rc = PHI [[XSADDSP4]], %bb.9, [[PHI8]], %bb.10
188  ; CHECK-NEXT:   [[PHI20:%[0-9]+]]:f4rc = PHI [[XSADDSP2]], %bb.9, [[PHI9]], %bb.10
189  ; CHECK-NEXT:   [[STFSU1:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[PHI20]], 4, [[PHI11]] :: (store unknown-size into %ir.2, align 4)
190  ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:g8rc = COPY [[STFSU1]]
191  ; CHECK-NEXT: {{  $}}
192  ; CHECK-NEXT: bb.12:
193  ; CHECK-NEXT:   successors: %bb.13(0x80000000)
194  ; CHECK-NEXT: {{  $}}
195  ; CHECK-NEXT:   [[PHI21:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.8, [[COPY12]], %bb.11
196  ; CHECK-NEXT:   [[PHI22:%[0-9]+]]:f4rc = PHI [[LFSU10]], %bb.8, [[PHI12]], %bb.11
197  ; CHECK-NEXT:   [[PHI23:%[0-9]+]]:f4rc = PHI [[LFSU8]], %bb.8, [[PHI13]], %bb.11
198  ; CHECK-NEXT:   [[PHI24:%[0-9]+]]:f4rc = PHI [[LFSU6]], %bb.8, [[PHI14]], %bb.11
199  ; CHECK-NEXT:   [[PHI25:%[0-9]+]]:f4rc = PHI [[LFSU4]], %bb.8, [[PHI15]], %bb.11
200  ; CHECK-NEXT:   [[PHI26:%[0-9]+]]:vssrc = PHI [[XSADDSP5]], %bb.8, [[PHI16]], %bb.11
201  ; CHECK-NEXT:   [[PHI27:%[0-9]+]]:vssrc = PHI [[XSADDSP3]], %bb.8, [[PHI17]], %bb.11
202  ; CHECK-NEXT:   [[PHI28:%[0-9]+]]:f4rc = PHI [[XSADDSP4]], %bb.8, [[PHI18]], %bb.11
203  ; CHECK-NEXT:   [[PHI29:%[0-9]+]]:f4rc = PHI [[XSADDSP2]], %bb.8, [[PHI19]], %bb.11
204  ; CHECK-NEXT:   [[STFSU2:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[PHI29]], 4, [[PHI21]] :: (store unknown-size into %ir.2, align 4)
205  ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:g8rc = COPY [[STFSU2]]
206  ; CHECK-NEXT: {{  $}}
207  ; CHECK-NEXT: bb.13:
208  ; CHECK-NEXT:   successors: %bb.14(0x80000000)
209  ; CHECK-NEXT: {{  $}}
210  ; CHECK-NEXT:   [[PHI30:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.7, [[COPY13]], %bb.12
211  ; CHECK-NEXT:   [[PHI31:%[0-9]+]]:f4rc = PHI [[LFSU8]], %bb.7, [[PHI22]], %bb.12
212  ; CHECK-NEXT:   [[PHI32:%[0-9]+]]:f4rc = PHI [[LFSU6]], %bb.7, [[PHI23]], %bb.12
213  ; CHECK-NEXT:   [[PHI33:%[0-9]+]]:f4rc = PHI [[LFSU4]], %bb.7, [[PHI24]], %bb.12
214  ; CHECK-NEXT:   [[PHI34:%[0-9]+]]:f4rc = PHI [[LFSU2]], %bb.7, [[PHI25]], %bb.12
215  ; CHECK-NEXT:   [[PHI35:%[0-9]+]]:vssrc = PHI [[XSADDSP3]], %bb.7, [[PHI26]], %bb.12
216  ; CHECK-NEXT:   [[PHI36:%[0-9]+]]:vssrc = PHI [[XSADDSP1]], %bb.7, [[PHI27]], %bb.12
217  ; CHECK-NEXT:   [[PHI37:%[0-9]+]]:f4rc = PHI [[XSADDSP2]], %bb.7, [[PHI28]], %bb.12
218  ; CHECK-NEXT:   [[STFSU3:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[PHI37]], 4, [[PHI30]] :: (store unknown-size into %ir.2, align 4)
219  ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:g8rc = COPY [[STFSU3]]
220  ; CHECK-NEXT: {{  $}}
221  ; CHECK-NEXT: bb.14:
222  ; CHECK-NEXT:   successors: %bb.15(0x80000000)
223  ; CHECK-NEXT: {{  $}}
224  ; CHECK-NEXT:   [[PHI38:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.6, [[COPY14]], %bb.13
225  ; CHECK-NEXT:   [[PHI39:%[0-9]+]]:f4rc = PHI [[LFSU6]], %bb.6, [[PHI31]], %bb.13
226  ; CHECK-NEXT:   [[PHI40:%[0-9]+]]:f4rc = PHI [[LFSU4]], %bb.6, [[PHI32]], %bb.13
227  ; CHECK-NEXT:   [[PHI41:%[0-9]+]]:f4rc = PHI [[LFSU2]], %bb.6, [[PHI33]], %bb.13
228  ; CHECK-NEXT:   [[PHI42:%[0-9]+]]:f4rc = PHI [[LFSU]], %bb.6, [[PHI34]], %bb.13
229  ; CHECK-NEXT:   [[PHI43:%[0-9]+]]:vssrc = PHI [[XSADDSP1]], %bb.6, [[PHI35]], %bb.13
230  ; CHECK-NEXT:   [[PHI44:%[0-9]+]]:vssrc = PHI [[XSADDSP]], %bb.6, [[PHI36]], %bb.13
231  ; CHECK-NEXT:   [[XSADDSP10:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[PHI42]], [[PHI44]]
232  ; CHECK-NEXT:   [[STFSU4:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[XSADDSP10]], 4, [[PHI38]] :: (store unknown-size into %ir.2, align 4)
233  ; CHECK-NEXT:   [[COPY15:%[0-9]+]]:g8rc = COPY [[STFSU4]]
234  ; CHECK-NEXT: {{  $}}
235  ; CHECK-NEXT: bb.15:
236  ; CHECK-NEXT:   successors: %bb.16(0x80000000)
237  ; CHECK-NEXT: {{  $}}
238  ; CHECK-NEXT:   [[PHI45:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.5, [[COPY15]], %bb.14
239  ; CHECK-NEXT:   [[PHI46:%[0-9]+]]:f4rc = PHI [[LFSU4]], %bb.5, [[PHI39]], %bb.14
240  ; CHECK-NEXT:   [[PHI47:%[0-9]+]]:f4rc = PHI [[LFSU2]], %bb.5, [[PHI40]], %bb.14
241  ; CHECK-NEXT:   [[PHI48:%[0-9]+]]:f4rc = PHI [[LFSU]], %bb.5, [[PHI41]], %bb.14
242  ; CHECK-NEXT:   [[PHI49:%[0-9]+]]:vssrc = PHI [[XSADDSP]], %bb.5, [[PHI43]], %bb.14
243  ; CHECK-NEXT:   [[XSADDSP11:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[PHI48]], [[PHI49]]
244  ; CHECK-NEXT:   [[STFSU5:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[XSADDSP11]], 4, [[PHI45]] :: (store unknown-size into %ir.2, align 4)
245  ; CHECK-NEXT:   [[COPY16:%[0-9]+]]:g8rc = COPY [[STFSU5]]
246  ; CHECK-NEXT: {{  $}}
247  ; CHECK-NEXT: bb.16:
248  ; CHECK-NEXT:   successors: %bb.17(0x80000000)
249  ; CHECK-NEXT: {{  $}}
250  ; CHECK-NEXT:   [[PHI50:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.4, [[COPY16]], %bb.15
251  ; CHECK-NEXT:   [[PHI51:%[0-9]+]]:f4rc = PHI [[LFSU2]], %bb.4, [[PHI46]], %bb.15
252  ; CHECK-NEXT:   [[PHI52:%[0-9]+]]:f4rc = PHI [[LFSU]], %bb.4, [[PHI47]], %bb.15
253  ; CHECK-NEXT:   [[XSADDSP12:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[PHI52]], [[PHI52]]
254  ; CHECK-NEXT:   [[XSADDSP13:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[PHI52]], [[XSADDSP12]]
255  ; CHECK-NEXT:   [[STFSU6:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[XSADDSP13]], 4, [[PHI50]] :: (store unknown-size into %ir.2, align 4)
256  ; CHECK-NEXT:   [[COPY17:%[0-9]+]]:g8rc = COPY [[STFSU6]]
257  ; CHECK-NEXT: {{  $}}
258  ; CHECK-NEXT: bb.17:
259  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
260  ; CHECK-NEXT: {{  $}}
261  ; CHECK-NEXT:   [[PHI53:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.3, [[COPY17]], %bb.16
262  ; CHECK-NEXT:   [[PHI54:%[0-9]+]]:f4rc = PHI [[LFSU]], %bb.3, [[PHI51]], %bb.16
263  ; CHECK-NEXT:   [[XSADDSP14:%[0-9]+]]:vssrc = nofpexcept XSADDSP [[PHI54]], [[PHI54]]
264  ; CHECK-NEXT:   [[XSADDSP15:%[0-9]+]]:f4rc = nofpexcept XSADDSP [[PHI54]], [[XSADDSP14]]
265  ; CHECK-NEXT:   [[STFSU7:%[0-9]+]]:g8rc_and_g8rc_nox0 = STFSU [[XSADDSP15]], 4, [[PHI53]] :: (store unknown-size into %ir.2, align 4)
266  ; CHECK-NEXT:   B %bb.1
267  bb.0.entry:
268    liveins: $x3, $x4, $x5
269
270    %8:g8rc = COPY $x5
271    %7:g8rc_and_g8rc_nox0 = COPY $x4
272    %6:g8rc_and_g8rc_nox0 = COPY $x3
273    %9:g8rc = RLDICL %8, 0, 32
274    %0:g8rc = ADDI8 %7, -4
275    %1:g8rc = ADDI8 %6, -4
276    MTCTR8loop killed %9, implicit-def dead $ctr8
277    B %bb.2
278
279  bb.1.for.cond.cleanup:
280    BLR8 implicit $lr8, implicit $rm
281
282  bb.2.for.body:
283    successors: %bb.2(0x7c000000), %bb.1(0x04000000)
284
285    %2:g8rc_and_g8rc_nox0 = PHI %0, %bb.0, %5, %bb.2
286    %3:g8rc_and_g8rc_nox0 = PHI %1, %bb.0, %4, %bb.2
287    %10:f4rc, %11:g8rc_and_g8rc_nox0 = LFSU 4, %2 :: (load (s32) from %ir.3)
288    %12:vssrc = nofpexcept XSADDSP %10, %10
289    %13:f4rc = nofpexcept XSADDSP %10, killed %12
290    %14:g8rc_and_g8rc_nox0 = STFSU killed %13, 4, %3 :: (store (s32) into %ir.2)
291    %4:g8rc = COPY %14
292    %5:g8rc = COPY %11
293    BDNZ8 %bb.2, implicit-def dead $ctr8, implicit $ctr8
294    B %bb.1
295
296...
297