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comparison test/Transforms/AddDiscriminators/diamond.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents
children 1172e4bd9c6f
comparison
equal deleted inserted replaced
96:6418606d0ead 100:7d135dc70f03
1 ; RUN: opt < %s -add-discriminators -S | FileCheck %s
2
3 ; Discriminator support for diamond-shaped CFG.:
4 ; #1 void bar(int);
5 ; #2
6 ; #3 void foo(int i) {
7 ; #4 if (i > 10)
8 ; #5 bar(5); else bar(3);
9 ; #6 }
10
11 ; bar(5): discriminator 0
12 ; bar(3): discriminator 1
13
14 ; Function Attrs: uwtable
15 define void @_Z3fooi(i32 %i) #0 !dbg !4 {
16 %1 = alloca i32, align 4
17 store i32 %i, i32* %1, align 4
18 call void @llvm.dbg.declare(metadata i32* %1, metadata !11, metadata !12), !dbg !13
19 %2 = load i32, i32* %1, align 4, !dbg !14
20 %3 = icmp sgt i32 %2, 10, !dbg !16
21 br i1 %3, label %4, label %5, !dbg !17
22
23 ; <label>:4 ; preds = %0
24 call void @_Z3bari(i32 5), !dbg !18
25 br label %6, !dbg !18
26
27 ; <label>:5 ; preds = %0
28 call void @_Z3bari(i32 3), !dbg !19
29 ; CHECK: call void @_Z3bari(i32 3), !dbg ![[ELSE:[0-9]+]]
30 br label %6
31
32 ; <label>:6 ; preds = %5, %4
33 ret void, !dbg !20
34 }
35
36 ; Function Attrs: nounwind readnone
37 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
38
39 declare void @_Z3bari(i32) #2
40
41 attributes #0 = { uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
42 attributes #1 = { nounwind readnone }
43 attributes #2 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
44
45 !llvm.dbg.cu = !{!0}
46 !llvm.module.flags = !{!8, !9}
47 !llvm.ident = !{!10}
48
49 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.8.0 (trunk 253273)", isOptimized: false, runtimeVersion: 0, emissionKind: 1, enums: !2, subprograms: !3)
50 !1 = !DIFile(filename: "a.cc", directory: "/tmp")
51 !2 = !{}
52 !3 = !{!4}
53 !4 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, variables: !2)
54 !5 = !DISubroutineType(types: !6)
55 !6 = !{null, !7}
56 !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
57 !8 = !{i32 2, !"Dwarf Version", i32 4}
58 !9 = !{i32 2, !"Debug Info Version", i32 3}
59 !10 = !{!"clang version 3.8.0 (trunk 253273)"}
60 !11 = !DILocalVariable(name: "i", arg: 1, scope: !4, file: !1, line: 3, type: !7)
61 !12 = !DIExpression()
62 !13 = !DILocation(line: 3, column: 14, scope: !4)
63 !14 = !DILocation(line: 4, column: 7, scope: !15)
64 !15 = distinct !DILexicalBlock(scope: !4, file: !1, line: 4, column: 7)
65 !16 = !DILocation(line: 4, column: 9, scope: !15)
66 !17 = !DILocation(line: 4, column: 7, scope: !4)
67 !18 = !DILocation(line: 5, column: 5, scope: !15)
68 !19 = !DILocation(line: 5, column: 18, scope: !15)
69 !20 = !DILocation(line: 6, column: 1, scope: !4)
70
71 ; CHECK: ![[ELSE]] = !DILocation(line: 5, column: 18, scope: ![[ELSEBLOCK:[0-9]+]])
72 ; CHECK: ![[ELSEBLOCK]] = !DILexicalBlockFile({{.*}} discriminator: 1)