1; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu < %s 2 3; Verify that we no longer crash in VSX swap removal when debug values 4; are in the code stream. 5 6@php_intpow10.powers = external unnamed_addr constant [23 x double], align 8 7 8; Function Attrs: nounwind 9define double @_php_math_round(double %value, i32 signext %places, i32 signext %mode) #0 !dbg !6 { 10entry: 11 br i1 undef, label %if.then, label %if.else, !dbg !32 12 13if.then: ; preds = %entry 14 %conv = sitofp i32 undef to double, !dbg !34 15 br i1 undef, label %if.then.i, label %if.end.i, !dbg !36 16 17if.then.i: ; preds = %if.then 18 %call.i = tail call double @pow(double 1.000000e+01, double undef) #3, !dbg !39 19 br label %php_intpow10.exit, !dbg !41 20 21if.end.i: ; preds = %if.then 22 %0 = load double, double* undef, align 8, !dbg !42, !tbaa !43 23 br label %php_intpow10.exit, !dbg !47 24 25php_intpow10.exit: ; preds = %if.end.i, %if.then.i 26 %retval.0.i = phi double [ %call.i, %if.then.i ], [ %0, %if.end.i ], !dbg !48 27 tail call void @llvm.dbg.value(metadata double %retval.0.i, i64 0, metadata !15, metadata !49), !dbg !50 28 %div = fdiv double %conv, %retval.0.i, !dbg !51 29 br label %if.end.15, !dbg !52 30 31if.else: ; preds = %entry 32 %mul = fmul double %value, undef, !dbg !53 33 br label %if.end.15 34 35if.end.15: ; preds = %if.else, %php_intpow10.exit 36 %tmp_value.1 = phi double [ %div, %php_intpow10.exit ], [ %mul, %if.else ] 37 ret double %tmp_value.1, !dbg !57 38} 39 40declare signext i32 @php_intlog10abs(...) #1 41 42declare signext i32 @php_round_helper(...) #1 43 44; Function Attrs: nounwind 45declare double @pow(double, double) #0 46 47; Function Attrs: nounwind readnone 48declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2 49 50attributes #0 = { nounwind "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"="ppc64le" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+power8-vector,+vsx,-qpx" "unsafe-fp-math"="false" "use-soft-float"="false" } 51attributes #1 = { "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"="ppc64le" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+power8-vector,+vsx,-qpx" "unsafe-fp-math"="false" "use-soft-float"="false" } 52attributes #2 = { nounwind readnone } 53attributes #3 = { nounwind } 54 55!llvm.dbg.cu = !{!0} 56!llvm.module.flags = !{!29, !30} 57!llvm.ident = !{!31} 58 59!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (git://github.com/llvm-mirror/clang.git e0848b6353721eb1b278a5bbea257bbf6316251e) (git://github.com/llvm-mirror/llvm.git 8724a428dfd5e78d7865bb01783708e83f9ed128)", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, retainedTypes: !3, subprograms: !5, globals: !23) 60!1 = !DIFile(filename: "testcase.i", directory: "/tmp/glibc.build") 61!2 = !{} 62!3 = !{!4} 63!4 = !DIBasicType(name: "double", size: 64, align: 64, encoding: DW_ATE_float) 64!5 = !{!6, !18} 65!6 = distinct !DISubprogram(name: "_php_math_round", scope: !1, file: !1, line: 15, type: !7, isLocal: false, isDefinition: true, scopeLine: 16, flags: DIFlagPrototyped, isOptimized: true, variables: !10) 66!7 = !DISubroutineType(types: !8) 67!8 = !{!4, !4, !9, !9} 68!9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 69!10 = !{!11, !12, !13, !14, !15, !16, !17} 70!11 = !DILocalVariable(name: "value", arg: 1, scope: !6, file: !1, line: 15, type: !4) 71!12 = !DILocalVariable(name: "places", arg: 2, scope: !6, file: !1, line: 15, type: !9) 72!13 = !DILocalVariable(name: "mode", arg: 3, scope: !6, file: !1, line: 15, type: !9) 73!14 = !DILocalVariable(name: "f1", scope: !6, file: !1, line: 17, type: !4) 74!15 = !DILocalVariable(name: "f2", scope: !6, file: !1, line: 17, type: !4) 75!16 = !DILocalVariable(name: "tmp_value", scope: !6, file: !1, line: 18, type: !4) 76!17 = !DILocalVariable(name: "precision_places", scope: !6, file: !1, line: 19, type: !9) 77!18 = distinct !DISubprogram(name: "php_intpow10", scope: !1, file: !1, line: 1, type: !19, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, variables: !21) 78!19 = !DISubroutineType(types: !20) 79!20 = !{!4, !9} 80!21 = !{!22} 81!22 = !DILocalVariable(name: "power", arg: 1, scope: !18, file: !1, line: 1, type: !9) 82!23 = !{!24} 83!24 = !DIGlobalVariable(name: "powers", scope: !18, file: !1, line: 3, type: !25, isLocal: true, isDefinition: true, variable: [23 x double]* @php_intpow10.powers) 84!25 = !DICompositeType(tag: DW_TAG_array_type, baseType: !26, size: 1472, align: 64, elements: !27) 85!26 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !4) 86!27 = !{!28} 87!28 = !DISubrange(count: 23) 88!29 = !{i32 2, !"Dwarf Version", i32 4} 89!30 = !{i32 2, !"Debug Info Version", i32 3} 90!31 = !{!"clang version 3.8.0 (git://github.com/llvm-mirror/clang.git e0848b6353721eb1b278a5bbea257bbf6316251e) (git://github.com/llvm-mirror/llvm.git 8724a428dfd5e78d7865bb01783708e83f9ed128)"} 91!32 = !DILocation(line: 21, column: 32, scope: !33) 92!33 = distinct !DILexicalBlock(scope: !6, file: !1, line: 21, column: 6) 93!34 = !DILocation(line: 22, column: 15, scope: !35) 94!35 = distinct !DILexicalBlock(scope: !33, file: !1, line: 21, column: 67) 95!36 = !DILocation(line: 8, column: 16, scope: !37, inlinedAt: !38) 96!37 = distinct !DILexicalBlock(scope: !18, file: !1, line: 8, column: 6) 97!38 = distinct !DILocation(line: 23, column: 8, scope: !35) 98!39 = !DILocation(line: 9, column: 10, scope: !40, inlinedAt: !38) 99!40 = distinct !DILexicalBlock(scope: !37, file: !1, line: 8, column: 31) 100!41 = !DILocation(line: 9, column: 3, scope: !40, inlinedAt: !38) 101!42 = !DILocation(line: 11, column: 9, scope: !18, inlinedAt: !38) 102!43 = !{!44, !44, i64 0} 103!44 = !{!"double", !45, i64 0} 104!45 = !{!"omnipotent char", !46, i64 0} 105!46 = !{!"Simple C/C++ TBAA"} 106!47 = !DILocation(line: 11, column: 2, scope: !18, inlinedAt: !38) 107!48 = !DILocation(line: 23, column: 8, scope: !35) 108!49 = !DIExpression() 109!50 = !DILocation(line: 17, column: 13, scope: !6) 110!51 = !DILocation(line: 24, column: 25, scope: !35) 111!52 = !DILocation(line: 25, column: 2, scope: !35) 112!53 = !DILocation(line: 27, column: 22, scope: !54) 113!54 = distinct !DILexicalBlock(scope: !55, file: !1, line: 26, column: 20) 114!55 = distinct !DILexicalBlock(scope: !56, file: !1, line: 26, column: 7) 115!56 = distinct !DILexicalBlock(scope: !33, file: !1, line: 25, column: 9) 116!57 = !DILocation(line: 32, column: 2, scope: !6) 117