xref: /llvm-project/llvm/test/Transforms/PGOProfile/chr-dead-pred.ll (revision 7e2f1ae7e0ebc7e71ffaa865175aef27fae3b034)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
2; RUN: opt -S -passes='require<profile-summary>,chr' -verify-region-info < %s | FileCheck %s
3
4define void @test(i1 %c, i1 %c2) !prof !29 {
5; CHECK-LABEL: define void @test
6; CHECK-SAME: (i1 [[C:%.*]], i1 [[C2:%.*]]) !prof [[PROF29:![0-9]+]] {
7; CHECK-NEXT:  entry:
8; CHECK-NEXT:    [[TMP0:%.*]] = xor i1 true, [[C]]
9; CHECK-NEXT:    [[TMP1:%.*]] = freeze i1 [[TMP0]]
10; CHECK-NEXT:    [[TMP2:%.*]] = select i1 true, i1 [[TMP1]], i1 false
11; CHECK-NEXT:    [[TMP3:%.*]] = xor i1 true, [[C2]]
12; CHECK-NEXT:    [[TMP4:%.*]] = freeze i1 [[TMP3]]
13; CHECK-NEXT:    [[TMP5:%.*]] = select i1 [[TMP2]], i1 [[TMP4]], i1 false
14; CHECK-NEXT:    br i1 [[TMP5]], label [[ENTRY_SPLIT:%.*]], label [[ENTRY_SPLIT_NONCHR:%.*]], !prof [[PROF30:![0-9]+]]
15; CHECK:       entry.split:
16; CHECK-NEXT:    switch i8 0, label [[BB1:%.*]] [
17; CHECK-NEXT:    i8 1, label [[BB2:%.*]]
18; CHECK-NEXT:    i8 2, label [[BB3:%.*]]
19; CHECK-NEXT:    ]
20; CHECK:       bb1:
21; CHECK-NEXT:    [[SELECT:%.*]] = select i1 false, i32 0, i32 1, !prof [[PROF31:![0-9]+]]
22; CHECK-NEXT:    br label [[EXIT:%.*]]
23; CHECK:       bb2:
24; CHECK-NEXT:    [[SELECT3:%.*]] = select i1 false, i32 0, i32 1, !prof [[PROF32:![0-9]+]]
25; CHECK-NEXT:    br label [[EXIT]]
26; CHECK:       dead:
27; CHECK-NEXT:    br label [[BB3]]
28; CHECK:       bb3:
29; CHECK-NEXT:    [[PHI:%.*]] = phi i64 [ 0, [[DEAD:%.*]] ], [ 1, [[ENTRY_SPLIT]] ]
30; CHECK-NEXT:    br label [[EXIT]]
31; CHECK:       entry.split.nonchr:
32; CHECK-NEXT:    switch i8 0, label [[BB1_NONCHR:%.*]] [
33; CHECK-NEXT:    i8 1, label [[BB2_NONCHR:%.*]]
34; CHECK-NEXT:    i8 2, label [[BB3_NONCHR:%.*]]
35; CHECK-NEXT:    ]
36; CHECK:       bb1.nonchr:
37; CHECK-NEXT:    [[SELECT_NONCHR:%.*]] = select i1 [[C]], i32 0, i32 1, !prof [[PROF31]]
38; CHECK-NEXT:    br label [[EXIT]]
39; CHECK:       bb2.nonchr:
40; CHECK-NEXT:    [[SELECT3_NONCHR:%.*]] = select i1 [[C2]], i32 0, i32 1, !prof [[PROF32]]
41; CHECK-NEXT:    br label [[EXIT]]
42; CHECK:       bb3.nonchr:
43; CHECK-NEXT:    [[PHI_NONCHR:%.*]] = phi i64 [ 1, [[ENTRY_SPLIT_NONCHR]] ]
44; CHECK-NEXT:    br label [[EXIT]]
45; CHECK:       exit:
46; CHECK-NEXT:    ret void
47;
48entry:
49  switch i8 0, label %bb1 [
50  i8 1, label %bb2
51  i8 2, label %bb3
52  ]
53
54bb1:                                              ; preds = %entry
55  %select = select i1 %c, i32 0, i32 1, !prof !30
56  br label %exit
57
58bb2:                                              ; preds = %entry
59  %select3 = select i1 %c2, i32 0, i32 1, !prof !31
60  br label %exit
61
62dead:                                             ; No predecessors!
63  br label %bb3
64
65bb3:                                              ; preds = %dead, %entry
66  %phi = phi i64 [ 0, %dead ], [ 1, %entry ]
67  br label %exit
68
69exit:                                             ; preds = %bb3, %bb2, %bb1
70  ret void
71}
72
73!llvm.module.flags = !{!0}
74
75!0 = !{i32 1, !"ProfileSummary", !1}
76!1 = !{!2, !3, !4, !5, !6, !7, !8, !9, !10, !11}
77!2 = !{!"ProfileFormat", !"InstrProf"}
78!3 = !{!"TotalCount", i64 597326977313}
79!4 = !{!"MaxCount", i64 12561793713}
80!5 = !{!"MaxInternalCount", i64 2509052618}
81!6 = !{!"MaxFunctionCount", i64 12561793713}
82!7 = !{!"NumCounts", i64 1694881}
83!8 = !{!"NumFunctions", i64 129214}
84!9 = !{!"IsPartialProfile", i64 0}
85!10 = !{!"PartialProfileRatio", double 0.000000e+00}
86!11 = !{!"DetailedSummary", !12}
87!12 = !{!13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28}
88!13 = !{i32 10000, i64 12561793713, i32 1}
89!14 = !{i32 100000, i64 1733566697, i32 20}
90!15 = !{i32 200000, i64 820928443, i32 71}
91!16 = !{i32 300000, i64 404967336, i32 182}
92!17 = !{i32 400000, i64 233162193, i32 376}
93!18 = !{i32 500000, i64 120552435, i32 741}
94!19 = !{i32 600000, i64 69388652, i32 1402}
95!20 = !{i32 700000, i64 33926336, i32 2643}
96!21 = !{i32 800000, i64 15635940, i32 5288}
97!22 = !{i32 900000, i64 5547105, i32 11637}
98!23 = !{i32 950000, i64 2224405, i32 20074}
99!24 = !{i32 990000, i64 359838, i32 44778}
100!25 = !{i32 999000, i64 37485, i32 81744}
101!26 = !{i32 999900, i64 3465, i32 119656}
102!27 = !{i32 999990, i64 529, i32 155440}
103!28 = !{i32 999999, i64 70, i32 178344}
104!29 = !{!"function_entry_count", i64 33781183}
105!30 = !{!"branch_weights", i32 0, i32 9263770}
106!31 = !{!"branch_weights", i32 0, i32 634318}
107