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https://github.com/RPCS3/llvm-mirror.git
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291651da88
Summary: This patch introduces updateDiscriminator to DILocation so that it can be directly called by AddDiscriminator. It also makes it easier to update the discriminator later. Reviewers: dnovillo, dblaikie, aprantl, echristo Subscribers: mehdi_amini, llvm-commits Differential Revision: https://reviews.llvm.org/D25959 llvm-svn: 285207
84 lines
3.8 KiB
LLVM
84 lines
3.8 KiB
LLVM
; RUN: opt < %s -add-discriminators -S | FileCheck %s
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;
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; Generated at -O3 from:
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; g();f(){for(;;){g();}}g(){__builtin___memset_chk(0,0,0,__builtin_object_size(1,0));}
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; The fact that everything is on one line is significant!
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;
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; This test ensures that inline info isn't dropped even if the call site and the
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; inlined function are defined on the same line.
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source_filename = "t.c"
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target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
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target triple = "arm64-apple-ios"
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; Function Attrs: noreturn nounwind ssp
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define i32 @f() local_unnamed_addr #0 !dbg !7 {
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entry:
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%0 = tail call i64 @llvm.objectsize.i64.p0i8(i8* inttoptr (i64 1 to i8*), i1 false) #2, !dbg !11
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br label %for.cond, !dbg !18
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for.cond: ; preds = %for.cond, %entry
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; CHECK: %call.i
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%call.i = tail call i8* @__memset_chk(i8* null, i32 0, i64 0, i64 %0) #2, !dbg !19
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; CHECK: br label %for.cond, !dbg ![[BR:[0-9]+]]
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br label %for.cond, !dbg !20, !llvm.loop !21
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}
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; Function Attrs: nounwind ssp
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define i32 @g() local_unnamed_addr #1 !dbg !12 {
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entry:
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%0 = tail call i64 @llvm.objectsize.i64.p0i8(i8* inttoptr (i64 1 to i8*), i1 false), !dbg !22
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%call = tail call i8* @__memset_chk(i8* null, i32 0, i64 0, i64 %0) #2, !dbg !23
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ret i32 undef, !dbg !24
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}
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; Function Attrs: nounwind
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declare i8* @__memset_chk(i8*, i32, i64, i64) local_unnamed_addr #2
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; Function Attrs: nounwind readnone
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declare i64 @llvm.objectsize.i64.p0i8(i8*, i1) #3
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attributes #0 = { noreturn nounwind ssp }
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attributes #1 = { nounwind ssp }
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attributes #2 = { nounwind }
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attributes #3 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "LLVM version 4.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "t.c", directory: "/")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"PIC Level", i32 2}
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!6 = !{!"LLVM version 4.0.0"}
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; CHECK: ![[F:.*]] = distinct !DISubprogram(name: "f",
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!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, variables: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10}
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!10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!11 = !DILocation(line: 1, column: 56, scope: !12, inlinedAt: !13)
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!12 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, variables: !2)
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!13 = distinct !DILocation(line: 1, column: 17, scope: !14)
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; CHECK: ![[BF:.*]] = !DILexicalBlockFile(scope: ![[LB1:[0-9]+]],
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; CHECK-SAME: discriminator: 1)
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!14 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 1)
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; CHECK: ![[LB1]] = distinct !DILexicalBlock(scope: ![[LB2:[0-9]+]],
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; CHECK-SAME: line: 1, column: 16)
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!15 = distinct !DILexicalBlock(scope: !16, file: !1, line: 1, column: 16)
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; CHECK: ![[LB2]] = distinct !DILexicalBlock(scope: ![[LB3:[0-9]+]],
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; CHECK-SAME: line: 1, column: 9)
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!16 = distinct !DILexicalBlock(scope: !17, file: !1, line: 1, column: 9)
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; CHECK: ![[LB3]] = distinct !DILexicalBlock(scope: ![[F]],
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; CHECK-SAME: line: 1, column: 9)
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!17 = distinct !DILexicalBlock(scope: !7, file: !1, line: 1, column: 9)
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!18 = !DILocation(line: 1, column: 9, scope: !7)
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!19 = !DILocation(line: 1, column: 27, scope: !12, inlinedAt: !13)
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; CHECK: ![[BR]] = !DILocation(line: 1, column: 9, scope: !14)
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!20 = !DILocation(line: 1, column: 9, scope: !14)
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!21 = distinct !{!21, !18}
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!22 = !DILocation(line: 1, column: 56, scope: !12)
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!23 = !DILocation(line: 1, column: 27, scope: !12)
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!24 = !DILocation(line: 1, column: 84, scope: !12)
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