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annotate test/Transforms/AddDiscriminators/first-only.ll @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
parents 7d135dc70f03
children 803732b1fca8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: opt < %s -add-discriminators -S | FileCheck %s
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2 ; RUN: opt < %s -passes=add-discriminators -S | FileCheck %s
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3
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4 ; Test that the only instructions that receive a new discriminator in
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5 ; the block 'if.then' are those that share the same line number as
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6 ; the branch in 'entry'.
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7 ;
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8 ; Original code:
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9 ;
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10 ; void foo(int i) {
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11 ; int x, y;
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12 ; if (i < 10) { x = i;
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13 ; y = -i;
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14 ; }
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15 ; }
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16
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17 define void @foo(i32 %i) #0 !dbg !4 {
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18 entry:
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19 %i.addr = alloca i32, align 4
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20 %x = alloca i32, align 4
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21 %y = alloca i32, align 4
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22 store i32 %i, i32* %i.addr, align 4
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23 %0 = load i32, i32* %i.addr, align 4, !dbg !10
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24 %cmp = icmp slt i32 %0, 10, !dbg !10
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25 br i1 %cmp, label %if.then, label %if.end, !dbg !10
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26
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27 if.then: ; preds = %entry
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28 %1 = load i32, i32* %i.addr, align 4, !dbg !12
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29 store i32 %1, i32* %x, align 4, !dbg !12
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30
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31 %2 = load i32, i32* %i.addr, align 4, !dbg !14
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32 ; CHECK: %2 = load i32, i32* %i.addr, align 4, !dbg ![[THEN:[0-9]+]]
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33
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34 %sub = sub nsw i32 0, %2, !dbg !14
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35 ; CHECK: %sub = sub nsw i32 0, %2, !dbg ![[THEN]]
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36
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37 store i32 %sub, i32* %y, align 4, !dbg !14
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38 ; CHECK: store i32 %sub, i32* %y, align 4, !dbg ![[THEN]]
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39
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40 br label %if.end, !dbg !15
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41 ; CHECK: br label %if.end, !dbg ![[BR:[0-9]+]]
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43 if.end: ; preds = %if.then, %entry
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44 ret void, !dbg !16
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45 ; CHECK: ret void, !dbg ![[END:[0-9]+]]
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46 }
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48 attributes #0 = { nounwind uwtable "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" "unsafe-fp-math"="false" "use-soft-float"="false" }
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49
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50 !llvm.dbg.cu = !{!0}
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51 !llvm.module.flags = !{!7, !8}
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52 !llvm.ident = !{!9}
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53
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54 !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 (trunk 199750) (llvm/trunk 199751)", isOptimized: false, emissionKind: NoDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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55 !1 = !DIFile(filename: "first-only.c", directory: ".")
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56 !2 = !{}
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57 !4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, variables: !2)
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58 !5 = !DIFile(filename: "first-only.c", directory: ".")
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59 !6 = !DISubroutineType(types: !{null})
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60 !7 = !{i32 2, !"Dwarf Version", i32 4}
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61 !8 = !{i32 1, !"Debug Info Version", i32 3}
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62 !9 = !{!"clang version 3.5 (trunk 199750) (llvm/trunk 199751)"}
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63 !10 = !DILocation(line: 3, scope: !11)
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65 !11 = distinct !DILexicalBlock(line: 3, column: 0, file: !1, scope: !4)
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66 ; CHECK: ![[FOO:[0-9]+]] = distinct !DISubprogram(name: "foo"
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67 ; CHECK: ![[BLOCK1:[0-9]+]] = distinct !DILexicalBlock(scope: ![[FOO]],{{.*}} line: 3)
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69 !12 = !DILocation(line: 3, scope: !13)
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71 !13 = distinct !DILexicalBlock(line: 3, column: 0, file: !1, scope: !11)
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72 ; CHECK: !DILexicalBlockFile(scope: ![[BLOCK2:[0-9]+]],{{.*}} discriminator: 1)
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74 !14 = !DILocation(line: 4, scope: !13)
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75 ; CHECK: ![[BLOCK2]] = distinct !DILexicalBlock(scope: ![[BLOCK1]],{{.*}} line: 3)
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77 !15 = !DILocation(line: 5, scope: !13)
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78 ; CHECK: ![[THEN]] = !DILocation(line: 4, scope: ![[BLOCK2]])
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80 !16 = !DILocation(line: 6, scope: !4)
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81 ; CHECK: ![[BR]] = !DILocation(line: 5, scope: ![[BLOCK2]])
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82 ; CHECK: ![[END]] = !DILocation(line: 6, scope: ![[FOO]])
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83