1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple powerpc64le-unknown-linux-gnu -o - %s -verify-machineinstrs \
3# RUN:   -run-pass=machine-sink | FileCheck %s
4
5--- |
6  ; ModuleID = 'sink-down-more-instructions-1.ll'
7  source_filename = "sink-down-more-instructions-1.c"
8  target datalayout = "e-m:e-i64:64-n32:64"
9  target triple = "powerpc64le-unknown-linux-gnu"
10
11  ; Function Attrs: nofree norecurse nounwind
12  define dso_local signext i32 @foo(i32 signext %0, i32 signext %1, i32* nocapture readonly %2, i32* nocapture %3, i32 signext %4) local_unnamed_addr #0 {
13    %6 = icmp sgt i32 %4, 0
14    br i1 %6, label %7, label %37
15
16  7:                                                ; preds = %5
17    %8 = zext i32 %4 to i64
18    %9 = icmp eq i32 %4, 1
19    br i1 %9, label %17, label %10
20
21  10:                                               ; preds = %7
22    %11 = and i64 %8, 4294967294
23    %scevgep20 = getelementptr i32, i32* %2, i64 -2
24    %scevgep2021 = bitcast i32* %scevgep20 to i8*
25    %scevgep22 = getelementptr i32, i32* %3, i64 -2
26    %scevgep2223 = bitcast i32* %scevgep22 to i8*
27    %12 = add nsw i64 %11, -2
28    %13 = lshr i64 %12, 1
29    %14 = add nuw i64 %13, 1
30    call void @llvm.set.loop.iterations.i64(i64 %14)
31    br label %38
32
33  15:                                               ; preds = %74
34    %16 = add nuw i32 %tmp18, 102
35    br label %17
36
37  17:                                               ; preds = %15, %7
38    %18 = phi i64 [ 0, %7 ], [ %78, %15 ]
39    %19 = phi i32 [ 100, %7 ], [ %16, %15 ]
40    %20 = phi i32 [ 0, %7 ], [ %66, %15 ]
41    %21 = and i64 %8, 1
42    %22 = icmp eq i64 %21, 0
43    br i1 %22, label %37, label %23
44
45  23:                                               ; preds = %17
46    %24 = getelementptr inbounds i32, i32* %2, i64 %18
47    %25 = load i32, i32* %24, align 4, !tbaa !2
48    %26 = add nsw i32 %25, %20
49    switch i32 %0, label %30 [
50      i32 1, label %27
51      i32 3, label %33
52    ]
53
54  27:                                               ; preds = %23
55    %28 = trunc i64 %18 to i32
56    %29 = shl i32 %28, 1
57    br label %33
58
59  30:                                               ; preds = %23
60    %31 = trunc i64 %18 to i32
61    %32 = urem i32 %31, 30
62    br label %33
63
64  33:                                               ; preds = %30, %27, %23
65    %34 = phi i32 [ %32, %30 ], [ %29, %27 ], [ %19, %23 ]
66    %35 = add nsw i32 %34, %26
67    %36 = getelementptr inbounds i32, i32* %3, i64 %18
68    store i32 %35, i32* %36, align 4, !tbaa !2
69    br label %37
70
71  37:                                               ; preds = %33, %17, %5
72    ret i32 undef
73
74  38:                                               ; preds = %74, %10
75    %39 = phi i64 [ 0, %10 ], [ %78, %74 ]
76    %40 = phi i32 [ 0, %10 ], [ %66, %74 ]
77    %41 = phi i8* [ %scevgep2021, %10 ], [ %45, %74 ]
78    %42 = phi i8* [ %scevgep2223, %10 ], [ %43, %74 ]
79    %43 = getelementptr i8, i8* %42, i64 8
80    %44 = bitcast i8* %43 to i32*
81    %45 = getelementptr i8, i8* %41, i64 8
82    %46 = bitcast i8* %45 to i32*
83    %lsr19 = trunc i64 %39 to i32
84    %47 = udiv i32 %lsr19, 30
85    %48 = mul nsw i32 %47, -30
86    %49 = zext i32 %48 to i64
87    %50 = add nuw nsw i64 %49, 1
88    %51 = load i32, i32* %46, align 4, !tbaa !2
89    %52 = add nsw i32 %51, %40
90    switch i32 %0, label %58 [
91      i32 1, label %53
92      i32 3, label %56
93    ]
94
95  53:                                               ; preds = %38
96    %54 = trunc i64 %39 to i32
97    %55 = shl i32 %54, 1
98    br label %60
99
100  56:                                               ; preds = %38
101    %57 = add nuw nsw i32 %lsr19, 100
102    br label %60
103
104  58:                                               ; preds = %38
105    %59 = add i64 %39, %49
106    %tmp15 = trunc i64 %59 to i32
107    br label %60
108
109  60:                                               ; preds = %58, %56, %53
110    %61 = phi i32 [ %tmp15, %58 ], [ %57, %56 ], [ %55, %53 ]
111    %62 = add nsw i32 %61, %52
112    store i32 %62, i32* %44, align 4, !tbaa !2
113    %63 = or i64 %39, 1
114    %64 = getelementptr i8, i8* %45, i64 4
115    %uglygep1112.cast = bitcast i8* %64 to i32*
116    %65 = load i32, i32* %uglygep1112.cast, align 4, !tbaa !2
117    %66 = add nsw i32 %65, %52
118    switch i32 %0, label %72 [
119      i32 1, label %69
120      i32 3, label %67
121    ]
122
123  67:                                               ; preds = %60
124    %68 = add nuw nsw i32 %lsr19, 101
125    br label %74
126
127  69:                                               ; preds = %60
128    %70 = trunc i64 %63 to i32
129    %71 = shl i32 %70, 1
130    br label %74
131
132  72:                                               ; preds = %60
133    %73 = add i64 %39, %50
134    %tmp = trunc i64 %73 to i32
135    br label %74
136
137  74:                                               ; preds = %72, %69, %67
138    %75 = phi i32 [ %tmp, %72 ], [ %68, %67 ], [ %71, %69 ]
139    %76 = add nsw i32 %75, %66
140    %77 = getelementptr i8, i8* %43, i64 4
141    %uglygep78.cast = bitcast i8* %77 to i32*
142    store i32 %76, i32* %uglygep78.cast, align 4, !tbaa !2
143    %78 = add nuw nsw i64 %39, 2
144    %79 = add i64 %78, -2
145    %tmp18 = trunc i64 %79 to i32
146    %80 = call i1 @llvm.loop.decrement.i64(i64 1)
147    br i1 %80, label %38, label %15
148  }
149
150  ; Function Attrs: noduplicate nounwind
151  declare void @llvm.set.loop.iterations.i64(i64) #1
152
153  ; Function Attrs: noduplicate nounwind
154  declare i1 @llvm.loop.decrement.i64(i64) #1
155
156  attributes #0 = { nofree norecurse nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="ppc64le" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+htm,+power8-vector,+vsx,-power9-vector,-spe" "unsafe-fp-math"="false" "use-soft-float"="false" }
157  attributes #1 = { noduplicate nounwind }
158
159  !llvm.module.flags = !{!0}
160  !llvm.ident = !{!1}
161
162  !0 = !{i32 1, !"wchar_size", i32 4}
163  !1 = !{!"clang version 12.0.0"}
164  !2 = !{!3, !3, i64 0}
165  !3 = !{!"int", !4, i64 0}
166  !4 = !{!"omnipotent char", !5, i64 0}
167  !5 = !{!"Simple C/C++ TBAA"}
168
169...
170---
171name:            foo
172alignment:       16
173tracksRegLiveness: true
174registers:
175  - { id: 0, class: g8rc }
176  - { id: 1, class: g8rc }
177  - { id: 2, class: g8rc }
178  - { id: 3, class: gprc }
179  - { id: 4, class: g8rc }
180  - { id: 5, class: gprc }
181  - { id: 6, class: gprc }
182  - { id: 7, class: gprc }
183  - { id: 8, class: gprc_and_gprc_nor0 }
184  - { id: 9, class: gprc }
185  - { id: 10, class: gprc }
186  - { id: 11, class: g8rc_and_g8rc_nox0 }
187  - { id: 12, class: gprc }
188  - { id: 13, class: g8rc_and_g8rc_nox0 }
189  - { id: 14, class: g8rc_and_g8rc_nox0 }
190  - { id: 15, class: g8rc_and_g8rc_nox0 }
191  - { id: 16, class: g8rc_and_g8rc_nox0 }
192  - { id: 17, class: g8rc_and_g8rc_nox0 }
193  - { id: 18, class: gprc_and_gprc_nor0 }
194  - { id: 19, class: g8rc }
195  - { id: 20, class: g8rc }
196  - { id: 21, class: gprc }
197  - { id: 22, class: gprc_and_gprc_nor0 }
198  - { id: 23, class: gprc }
199  - { id: 24, class: gprc }
200  - { id: 25, class: gprc }
201  - { id: 26, class: g8rc }
202  - { id: 27, class: gprc }
203  - { id: 28, class: gprc }
204  - { id: 29, class: gprc }
205  - { id: 30, class: gprc }
206  - { id: 31, class: gprc }
207  - { id: 32, class: g8rc }
208  - { id: 33, class: gprc_and_gprc_nor0 }
209  - { id: 34, class: g8rc }
210  - { id: 35, class: g8rc }
211  - { id: 36, class: g8rc_and_g8rc_nox0 }
212  - { id: 37, class: g8rc_and_g8rc_nox0 }
213  - { id: 38, class: g8rc }
214  - { id: 39, class: gprc }
215  - { id: 40, class: gprc }
216  - { id: 41, class: crrc }
217  - { id: 42, class: g8rc }
218  - { id: 43, class: gprc }
219  - { id: 44, class: gprc }
220  - { id: 45, class: g8rc }
221  - { id: 46, class: g8rc }
222  - { id: 47, class: crrc }
223  - { id: 48, class: g8rc }
224  - { id: 49, class: gprc }
225  - { id: 50, class: g8rc_and_g8rc_nox0 }
226  - { id: 51, class: g8rc }
227  - { id: 52, class: g8rc_and_g8rc_nox0 }
228  - { id: 53, class: g8rc }
229  - { id: 54, class: gprc }
230  - { id: 55, class: g8rc_and_g8rc_nox0 }
231  - { id: 56, class: gprc }
232  - { id: 57, class: gprc }
233  - { id: 58, class: gprc }
234  - { id: 59, class: gprc }
235  - { id: 60, class: gprc }
236  - { id: 61, class: g8rc }
237  - { id: 62, class: g8rc }
238  - { id: 63, class: crrc }
239  - { id: 64, class: crrc }
240  - { id: 65, class: gprc }
241  - { id: 66, class: g8rc }
242  - { id: 67, class: gprc }
243  - { id: 68, class: gprc }
244  - { id: 69, class: crrc }
245  - { id: 70, class: crrc }
246  - { id: 71, class: gprc }
247  - { id: 72, class: g8rc }
248  - { id: 73, class: gprc }
249  - { id: 74, class: gprc_and_gprc_nor0 }
250  - { id: 75, class: crbitrc }
251  - { id: 76, class: g8rc }
252  - { id: 77, class: gprc }
253  - { id: 78, class: crrc }
254  - { id: 79, class: crrc }
255  - { id: 80, class: gprc }
256  - { id: 81, class: gprc }
257  - { id: 82, class: gprc }
258  - { id: 83, class: gprc }
259  - { id: 84, class: gprc }
260  - { id: 85, class: gprc }
261  - { id: 86, class: gprc }
262  - { id: 87, class: gprc }
263  - { id: 88, class: g8rc }
264  - { id: 89, class: g8rc }
265  - { id: 90, class: g8rc }
266  - { id: 91, class: gprc }
267  - { id: 92, class: gprc_nor0 }
268  - { id: 93, class: gprc }
269  - { id: 94, class: gprc_nor0 }
270  - { id: 95, class: crrc }
271liveins:
272  - { reg: '$x3', virtual-reg: '%34' }
273  - { reg: '$x5', virtual-reg: '%36' }
274  - { reg: '$x6', virtual-reg: '%37' }
275  - { reg: '$x7', virtual-reg: '%38' }
276frameInfo:
277  maxAlignment:    1
278machineFunctionInfo: {}
279body:             |
280  ; CHECK-LABEL: name: foo
281  ; CHECK: bb.0 (%ir-block.5):
282  ; CHECK:   successors: %bb.1(0x50000000), %bb.8(0x30000000)
283  ; CHECK:   liveins: $x3, $x5, $x6, $x7
284  ; CHECK:   [[COPY:%[0-9]+]]:g8rc = COPY $x7
285  ; CHECK:   [[COPY1:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x6
286  ; CHECK:   [[COPY2:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x5
287  ; CHECK:   [[COPY3:%[0-9]+]]:g8rc = COPY $x3
288  ; CHECK:   [[COPY4:%[0-9]+]]:gprc = COPY [[COPY]].sub_32
289  ; CHECK:   [[CMPWI:%[0-9]+]]:crrc = CMPWI [[COPY4]], 1
290  ; CHECK:   BCC 12, killed [[CMPWI]], %bb.8
291  ; CHECK:   B %bb.1
292  ; CHECK: bb.1 (%ir-block.7):
293  ; CHECK:   successors: %bb.18(0x40000000), %bb.2(0x40000000)
294  ; CHECK:   [[COPY5:%[0-9]+]]:gprc = COPY [[COPY3]].sub_32
295  ; CHECK:   [[DEF:%[0-9]+]]:g8rc = IMPLICIT_DEF
296  ; CHECK:   [[INSERT_SUBREG:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF]], [[COPY4]], %subreg.sub_32
297  ; CHECK:   [[RLDICL:%[0-9]+]]:g8rc = RLDICL killed [[INSERT_SUBREG]], 0, 32
298  ; CHECK:   [[CMPLWI:%[0-9]+]]:crrc = CMPLWI [[COPY4]], 1
299  ; CHECK:   [[CMPLWI1:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 3
300  ; CHECK:   BCC 68, killed [[CMPLWI]], %bb.2
301  ; CHECK: bb.18:
302  ; CHECK:   successors: %bb.4(0x80000000)
303  ; CHECK:   [[LI:%[0-9]+]]:gprc = LI 0
304  ; CHECK:   [[LI1:%[0-9]+]]:gprc = LI 100
305  ; CHECK:   [[LI8_:%[0-9]+]]:g8rc = LI8 0
306  ; CHECK:   B %bb.4
307  ; CHECK: bb.2 (%ir-block.10):
308  ; CHECK:   successors: %bb.9(0x80000000)
309  ; CHECK:   [[RLWINM8_:%[0-9]+]]:g8rc_and_g8rc_nox0 = RLWINM8 [[RLDICL]], 0, 0, 30
310  ; CHECK:   [[ADDI8_:%[0-9]+]]:g8rc = ADDI8 [[COPY2]], -8
311  ; CHECK:   [[ADDI8_1:%[0-9]+]]:g8rc = ADDI8 [[COPY1]], -8
312  ; CHECK:   [[ADDI8_2:%[0-9]+]]:g8rc = nsw ADDI8 killed [[RLWINM8_]], -2
313  ; CHECK:   [[RLDICL1:%[0-9]+]]:g8rc_and_g8rc_nox0 = RLDICL [[ADDI8_2]], 63, 1
314  ; CHECK:   [[ADDI8_3:%[0-9]+]]:g8rc = nuw ADDI8 killed [[RLDICL1]], 1
315  ; CHECK:   MTCTR8loop killed [[ADDI8_3]], implicit-def dead $ctr8
316  ; CHECK:   [[LI2:%[0-9]+]]:gprc = LI 0
317  ; CHECK:   [[LI8_1:%[0-9]+]]:g8rc = LI8 0
318  ; CHECK:   [[LIS:%[0-9]+]]:gprc = LIS 34952
319  ; CHECK:   [[ORI:%[0-9]+]]:gprc = ORI [[LIS]], 34953
320  ; CHECK:   [[DEF1:%[0-9]+]]:g8rc = IMPLICIT_DEF
321  ; CHECK:   [[CMPLWI2:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 1
322  ; CHECK:   B %bb.9
323  ; CHECK: bb.3 (%ir-block.15):
324  ; CHECK:   successors: %bb.4(0x80000000)
325  ; CHECK:   [[COPY6:%[0-9]+]]:gprc_and_gprc_nor0 = COPY %32.sub_32
326  ; CHECK:   [[ADDI:%[0-9]+]]:gprc_and_gprc_nor0 = ADDI [[COPY6]], -2
327  ; CHECK:   [[ADDI1:%[0-9]+]]:gprc = nuw ADDI [[ADDI]], 102
328  ; CHECK: bb.4 (%ir-block.17):
329  ; CHECK:   successors: %bb.8(0x40000000), %bb.5(0x40000000)
330  ; CHECK:   [[PHI:%[0-9]+]]:g8rc = PHI [[LI8_]], %bb.18, %32, %bb.3
331  ; CHECK:   [[PHI1:%[0-9]+]]:gprc = PHI [[LI1]], %bb.18, [[ADDI1]], %bb.3
332  ; CHECK:   [[PHI2:%[0-9]+]]:gprc = PHI [[LI]], %bb.18, %27, %bb.3
333  ; CHECK:   [[ANDI8_rec:%[0-9]+]]:g8rc = ANDI8_rec [[RLDICL]], 1, implicit-def $cr0
334  ; CHECK:   [[COPY7:%[0-9]+]]:crbitrc = COPY $cr0gt
335  ; CHECK:   BCn killed [[COPY7]], %bb.8
336  ; CHECK:   B %bb.5
337  ; CHECK: bb.5 (%ir-block.23):
338  ; CHECK:   successors: %bb.7(0x2aaaaaab), %bb.6(0x55555555)
339  ; CHECK:   [[RLDICR:%[0-9]+]]:g8rc = RLDICR [[PHI]], 2, 61
340  ; CHECK:   [[LWZX:%[0-9]+]]:gprc = LWZX [[COPY2]], [[RLDICR]] :: (load 4 from %ir.24, !tbaa !2)
341  ; CHECK:   [[ADD4_:%[0-9]+]]:gprc = nsw ADD4 killed [[LWZX]], [[PHI2]]
342  ; CHECK:   BCC 76, [[CMPLWI1]], %bb.7
343  ; CHECK:   B %bb.6
344  ; CHECK: bb.6 (%ir-block.23):
345  ; CHECK:   successors: %bb.7(0x80000000)
346  ; CHECK:   [[CMPLWI3:%[0-9]+]]:crrc = CMPLWI [[COPY5]], 1
347  ; CHECK:   [[COPY8:%[0-9]+]]:gprc = COPY [[PHI]].sub_32
348  ; CHECK:   [[LIS1:%[0-9]+]]:gprc = LIS 34952
349  ; CHECK:   [[ORI1:%[0-9]+]]:gprc = ORI killed [[LIS1]], 34953
350  ; CHECK:   [[MULHWU:%[0-9]+]]:gprc = MULHWU [[COPY8]], killed [[ORI1]]
351  ; CHECK:   [[RLWINM:%[0-9]+]]:gprc = RLWINM [[MULHWU]], 28, 4, 31
352  ; CHECK:   [[MULLI:%[0-9]+]]:gprc = MULLI killed [[RLWINM]], 30
353  ; CHECK:   [[SUBF:%[0-9]+]]:gprc = SUBF killed [[MULLI]], [[COPY8]]
354  ; CHECK:   [[COPY9:%[0-9]+]]:gprc = COPY [[PHI]].sub_32
355  ; CHECK:   [[RLWINM1:%[0-9]+]]:gprc_and_gprc_nor0 = RLWINM [[COPY9]], 1, 0, 30
356  ; CHECK:   [[ISEL:%[0-9]+]]:gprc = ISEL [[RLWINM1]], [[SUBF]], [[CMPLWI3]].sub_eq
357  ; CHECK:   B %bb.7
358  ; CHECK: bb.7 (%ir-block.33):
359  ; CHECK:   successors: %bb.8(0x80000000)
360  ; CHECK:   [[PHI3:%[0-9]+]]:gprc = PHI [[PHI1]], %bb.5, [[ISEL]], %bb.6
361  ; CHECK:   [[ADD4_1:%[0-9]+]]:gprc = nsw ADD4 [[PHI3]], [[ADD4_]]
362  ; CHECK:   STWX killed [[ADD4_1]], [[COPY1]], [[RLDICR]] :: (store 4 into %ir.36, !tbaa !2)
363  ; CHECK: bb.8 (%ir-block.37):
364  ; CHECK:   [[LI8_2:%[0-9]+]]:g8rc = LI8 0
365  ; CHECK:   $x3 = COPY [[LI8_2]]
366  ; CHECK:   BLR8 implicit $lr8, implicit $rm, implicit $x3
367  ; CHECK: bb.9 (%ir-block.38):
368  ; CHECK:   successors: %bb.11(0x2aaaaaab), %bb.10(0x55555555)
369  ; CHECK:   [[PHI4:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[LI8_1]], %bb.2, %32, %bb.17
370  ; CHECK:   [[PHI5:%[0-9]+]]:gprc = PHI [[LI2]], %bb.2, %27, %bb.17
371  ; CHECK:   [[PHI6:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_]], %bb.2, %55, %bb.17
372  ; CHECK:   [[PHI7:%[0-9]+]]:g8rc_and_g8rc_nox0 = PHI [[ADDI8_1]], %bb.2, %15, %bb.17
373  ; CHECK:   [[COPY10:%[0-9]+]]:gprc_and_gprc_nor0 = COPY [[PHI4]].sub_32
374  ; CHECK:   [[MULHWU1:%[0-9]+]]:gprc = MULHWU [[COPY10]], [[ORI]]
375  ; CHECK:   [[RLWINM2:%[0-9]+]]:gprc = RLWINM [[MULHWU1]], 28, 4, 31
376  ; CHECK:   [[MULLI1:%[0-9]+]]:gprc = nsw MULLI killed [[RLWINM2]], -30
377  ; CHECK:   [[INSERT_SUBREG1:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF1]], killed [[MULLI1]], %subreg.sub_32
378  ; CHECK:   [[RLDICL2:%[0-9]+]]:g8rc = RLDICL killed [[INSERT_SUBREG1]], 0, 32
379  ; CHECK:   BCC 76, [[CMPLWI1]], %bb.11
380  ; CHECK:   B %bb.10
381  ; CHECK: bb.10 (%ir-block.38):
382  ; CHECK:   successors: %bb.12(0x80000000)
383  ; CHECK:   [[ADD8_:%[0-9]+]]:g8rc = ADD8 [[PHI4]], [[RLDICL2]]
384  ; CHECK:   [[COPY11:%[0-9]+]]:gprc = COPY [[ADD8_]].sub_32
385  ; CHECK:   [[COPY12:%[0-9]+]]:gprc = COPY [[PHI4]].sub_32
386  ; CHECK:   [[RLWINM3:%[0-9]+]]:gprc_and_gprc_nor0 = RLWINM [[COPY12]], 1, 0, 30
387  ; CHECK:   [[ISEL1:%[0-9]+]]:gprc = ISEL [[RLWINM3]], [[COPY11]], [[CMPLWI2]].sub_eq
388  ; CHECK:   B %bb.12
389  ; CHECK: bb.11 (%ir-block.56):
390  ; CHECK:   successors: %bb.12(0x80000000)
391  ; CHECK:   [[ADDI2:%[0-9]+]]:gprc = nuw nsw ADDI [[COPY10]], 100
392  ; CHECK:   B %bb.12
393  ; CHECK: bb.12 (%ir-block.60):
394  ; CHECK:   successors: %bb.15(0x2aaaaaab), %bb.13(0x55555555)
395  ; CHECK:   [[PHI8:%[0-9]+]]:gprc = PHI [[ADDI2]], %bb.11, [[ISEL1]], %bb.10
396  ; CHECK:   [[ADDI8_4:%[0-9]+]]:g8rc_and_g8rc_nox0 = ADDI8 [[PHI7]], 8
397  ; CHECK:   [[LWZU:%[0-9]+]]:gprc, [[LWZU1:%[0-9]+]]:g8rc_and_g8rc_nox0 = LWZU 8, [[PHI6]] :: (load 4 from %ir.46, !tbaa !2)
398  ; CHECK:   [[ADD4_2:%[0-9]+]]:gprc = nsw ADD4 [[LWZU]], [[PHI5]]
399  ; CHECK:   [[ADD4_3:%[0-9]+]]:gprc = nsw ADD4 [[PHI8]], [[ADD4_2]]
400  ; CHECK:   STW killed [[ADD4_3]], 0, [[ADDI8_4]] :: (store 4 into %ir.44, !tbaa !2)
401  ; CHECK:   [[LWZ:%[0-9]+]]:gprc = LWZ 4, [[LWZU1]] :: (load 4 from %ir.uglygep1112.cast, !tbaa !2)
402  ; CHECK:   BCC 76, [[CMPLWI2]], %bb.15
403  ; CHECK:   B %bb.13
404  ; CHECK: bb.13 (%ir-block.60):
405  ; CHECK:   successors: %bb.14(0x40000001), %bb.16(0x3fffffff)
406  ; CHECK:   BCC 68, [[CMPLWI1]], %bb.16
407  ; CHECK:   B %bb.14
408  ; CHECK: bb.14 (%ir-block.67):
409  ; CHECK:   successors: %bb.17(0x80000000)
410  ; CHECK:   [[ADDI3:%[0-9]+]]:gprc = nuw nsw ADDI [[COPY10]], 101
411  ; CHECK:   B %bb.17
412  ; CHECK: bb.15 (%ir-block.69):
413  ; CHECK:   successors: %bb.17(0x80000000)
414  ; CHECK:   [[ORI8_:%[0-9]+]]:g8rc = ORI8 [[PHI4]], 1
415  ; CHECK:   [[COPY13:%[0-9]+]]:gprc = COPY [[ORI8_]].sub_32
416  ; CHECK:   [[RLWINM4:%[0-9]+]]:gprc = RLWINM [[COPY13]], 1, 0, 30
417  ; CHECK:   B %bb.17
418  ; CHECK: bb.16 (%ir-block.72):
419  ; CHECK:   successors: %bb.17(0x80000000)
420  ; CHECK:   [[ORI8_1:%[0-9]+]]:g8rc = ORI8 [[RLDICL2]], 1
421  ; CHECK:   [[ADD8_1:%[0-9]+]]:g8rc = ADD8 [[PHI4]], [[ORI8_1]]
422  ; CHECK:   [[COPY14:%[0-9]+]]:gprc = COPY [[ADD8_1]].sub_32
423  ; CHECK: bb.17 (%ir-block.74):
424  ; CHECK:   successors: %bb.9(0x7c000000), %bb.3(0x04000000)
425  ; CHECK:   [[PHI9:%[0-9]+]]:gprc = PHI [[ADDI3]], %bb.14, [[RLWINM4]], %bb.15, [[COPY14]], %bb.16
426  ; CHECK:   [[COPY15:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY [[ADDI8_4]]
427  ; CHECK:   [[ADD4_4:%[0-9]+]]:gprc = nsw ADD4 [[LWZ]], [[ADD4_2]]
428  ; CHECK:   [[ADD4_5:%[0-9]+]]:gprc = nsw ADD4 [[PHI9]], [[ADD4_4]]
429  ; CHECK:   STW killed [[ADD4_5]], 4, [[COPY15]] :: (store 4 into %ir.uglygep78.cast, !tbaa !2)
430  ; CHECK:   [[ADDI8_5:%[0-9]+]]:g8rc = nuw nsw ADDI8 [[PHI4]], 2
431  ; CHECK:   BDNZ8 %bb.9, implicit-def dead $ctr8, implicit $ctr8
432  ; CHECK:   B %bb.3
433  bb.0 (%ir-block.5):
434    successors: %bb.1(0x50000000), %bb.9(0x30000000)
435    liveins: $x3, $x5, $x6, $x7
436
437    %38:g8rc = COPY $x7
438    %37:g8rc_and_g8rc_nox0 = COPY $x6
439    %36:g8rc_and_g8rc_nox0 = COPY $x5
440    %34:g8rc = COPY $x3
441    %39:gprc = COPY %34.sub_32
442    %40:gprc = COPY %38.sub_32
443    %41:crrc = CMPWI %40, 1
444    BCC 12, killed %41, %bb.9
445    B %bb.1
446
447  bb.1 (%ir-block.7):
448    %46:g8rc = IMPLICIT_DEF
449    %45:g8rc = INSERT_SUBREG %46, %40, %subreg.sub_32
450    %0:g8rc = RLDICL killed %45, 0, 32
451    %44:gprc = LI 0
452    %43:gprc = LI 100
453    %42:g8rc = LI8 0
454    %47:crrc = CMPLWI %40, 1
455    %95:crrc = CMPLWI %39, 3
456    BCC 76, killed %47, %bb.4
457    B %bb.2
458
459  bb.2 (%ir-block.10):
460    %50:g8rc_and_g8rc_nox0 = RLWINM8 %0, 0, 0, 30
461    %1:g8rc = ADDI8 %36, -8
462    %2:g8rc = ADDI8 %37, -8
463    %51:g8rc = nsw ADDI8 killed %50, -2
464    %52:g8rc_and_g8rc_nox0 = RLDICL %51, 63, 1
465    %53:g8rc = nuw ADDI8 killed %52, 1
466    MTCTR8loop killed %53, implicit-def dead $ctr8
467    %49:gprc = LI 0
468    %48:g8rc = LI8 0
469    %56:gprc = LIS 34952
470    %57:gprc = ORI %56, 34953
471    %62:g8rc = IMPLICIT_DEF
472    %69:crrc = CMPLWI %39, 1
473    B %bb.10
474
475  bb.3 (%ir-block.15):
476    %3:gprc = nuw ADDI %33, 102
477
478  bb.4 (%ir-block.17):
479    %4:g8rc = PHI %42, %bb.1, %32, %bb.3
480    %5:gprc = PHI %43, %bb.1, %3, %bb.3
481    %6:gprc = PHI %44, %bb.1, %27, %bb.3
482    %90:g8rc = ANDI8_rec %0, 1, implicit-def $cr0
483    %75:crbitrc = COPY $cr0gt
484    BCn killed %75, %bb.9
485    B %bb.5
486
487  bb.5 (%ir-block.23):
488    successors: %bb.8(0x2aaaaaab), %bb.21(0x55555555)
489
490    %76:g8rc = RLDICR %4, 2, 61
491    %77:gprc = LWZX %36, %76 :: (load 4 from %ir.24, !tbaa !2)
492    %7:gprc = nsw ADD4 killed %77, %6
493    BCC 76, %95, %bb.8
494    B %bb.21
495
496  bb.21 (%ir-block.23):
497    %79:crrc = CMPLWI %39, 1
498    %81:gprc = COPY %4.sub_32
499    %82:gprc = LIS 34952
500    %83:gprc = ORI killed %82, 34953
501    %84:gprc = MULHWU %81, killed %83
502    %85:gprc = RLWINM %84, 28, 4, 31
503    %86:gprc = MULLI killed %85, 30
504    %9:gprc = SUBF killed %86, %81
505    %80:gprc = COPY %4.sub_32
506    %8:gprc_and_gprc_nor0 = RLWINM %80, 1, 0, 30
507    %91:gprc = ISEL %8, %9, %79.sub_eq
508    B %bb.8
509
510  bb.8 (%ir-block.33):
511    %10:gprc = PHI %5, %bb.5, %91, %bb.21
512    %87:gprc = nsw ADD4 %10, %7
513    STWX killed %87, %37, %76 :: (store 4 into %ir.36, !tbaa !2)
514
515  bb.9 (%ir-block.37):
516    %89:g8rc = LI8 0
517    $x3 = COPY %89
518    BLR8 implicit $lr8, implicit $rm, implicit $x3
519
520  bb.10 (%ir-block.38):
521    successors: %bb.12(0x2aaaaaab), %bb.19(0x55555555)
522
523    %11:g8rc_and_g8rc_nox0 = PHI %48, %bb.2, %32, %bb.18
524    %12:gprc = PHI %49, %bb.2, %27, %bb.18
525    %13:g8rc_and_g8rc_nox0 = PHI %1, %bb.2, %17, %bb.18
526    %14:g8rc_and_g8rc_nox0 = PHI %2, %bb.2, %15, %bb.18
527    %16:g8rc_and_g8rc_nox0 = ADDI8 %14, 8
528    %15:g8rc_and_g8rc_nox0 = COPY %16
529    %54:gprc, %55:g8rc_and_g8rc_nox0 = LWZU 8, %13 :: (load 4 from %ir.46, !tbaa !2)
530    %17:g8rc_and_g8rc_nox0 = COPY %55
531    %18:gprc_and_gprc_nor0 = COPY %11.sub_32
532    %58:gprc = MULHWU %18, %57
533    %59:gprc = RLWINM %58, 28, 4, 31
534    %60:gprc = nsw MULLI killed %59, -30
535    %61:g8rc = INSERT_SUBREG %62, killed %60, %subreg.sub_32
536    %19:g8rc = RLDICL killed %61, 0, 32
537    %20:g8rc = ORI8 %19, 1
538    %21:gprc = nsw ADD4 killed %54, %12
539    BCC 76, %95, %bb.12
540    B %bb.19
541
542  bb.19 (%ir-block.38):
543    %66:g8rc = ADD8 %11, %19
544    %24:gprc = COPY %66.sub_32
545    %65:gprc = COPY %11.sub_32
546    %22:gprc_and_gprc_nor0 = RLWINM %65, 1, 0, 30
547    %93:gprc = ISEL %22, %24, %69.sub_eq
548    B %bb.14
549
550  bb.12 (%ir-block.56):
551    %23:gprc = nuw nsw ADDI %18, 100
552    B %bb.14
553
554  bb.14 (%ir-block.60):
555    successors: %bb.16(0x2aaaaaab), %bb.20(0x55555555)
556
557    %25:gprc = PHI %23, %bb.12, %93, %bb.19
558    %67:gprc = nsw ADD4 %25, %21
559    STW killed %67, 0, %16 :: (store 4 into %ir.44, !tbaa !2)
560    %26:g8rc = ORI8 %11, 1
561    %68:gprc = LWZ 4, %17 :: (load 4 from %ir.uglygep1112.cast, !tbaa !2)
562    %27:gprc = nsw ADD4 killed %68, %21
563    BCC 76, %69, %bb.16
564    B %bb.20
565
566  bb.20 (%ir-block.60):
567    successors: %bb.15(0x40000001), %bb.17(0x3fffffff)
568
569    BCC 68, %95, %bb.17
570    B %bb.15
571
572  bb.15 (%ir-block.67):
573    %28:gprc = nuw nsw ADDI %18, 101
574    B %bb.18
575
576  bb.16 (%ir-block.69):
577    %71:gprc = COPY %26.sub_32
578    %29:gprc = RLWINM %71, 1, 0, 30
579    B %bb.18
580
581  bb.17 (%ir-block.72):
582    %72:g8rc = ADD8 %11, %20
583    %30:gprc = COPY %72.sub_32
584
585  bb.18 (%ir-block.74):
586    successors: %bb.10(0x7c000000), %bb.3(0x04000000)
587
588    %31:gprc = PHI %28, %bb.15, %29, %bb.16, %30, %bb.17
589    %73:gprc = nsw ADD4 %31, %27
590    STW killed %73, 4, %15 :: (store 4 into %ir.uglygep78.cast, !tbaa !2)
591    %32:g8rc = nuw nsw ADDI8 %11, 2
592    %74:gprc_and_gprc_nor0 = COPY %32.sub_32
593    %33:gprc_and_gprc_nor0 = ADDI killed %74, -2
594    BDNZ8 %bb.10, implicit-def dead $ctr8, implicit $ctr8
595    B %bb.3
596
597...
598