c995c50355
Serialise key-instruction fields of DILocations and DISubprograms into and outof bitcode, add tests. debug-info bitcode sizes grow, but it balances out given an earlier size optimisation in 51f4e2c. Co-authored-by: Orlando Cazalet-Hyams <orlando.hyams@sony.com>
68 lines
2.9 KiB
LLVM
68 lines
2.9 KiB
LLVM
; RUN: split-file %s %t
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; RUN: llvm-as %t/key-instr-enabled.ll -o %t/key-instr-enabled.bc
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; RUN: llvm-as %t/key-instr-disabled.ll -o %t/key-instr-disabled.bc
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; RUN: llvm-link %t/key-instr-enabled.bc %t/key-instr-disabled.bc -o - | llvm-dis | FileCheck %s
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;; Check the Key Instructions metadata is preserved correctly when linking a
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;; modules with Key Instructions enabled/disabled.
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;; Key Instructions enabled.
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; CHECK: void @f() !dbg [[f:!.*]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret void, !dbg [[enabled:!.*]]
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; CHECK-NEXT: }
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;; Key Instructions disabled.
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; CHECK: void @g() !dbg [[g:!.*]] {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret void, !dbg [[disabled:!.*]]
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; CHECK-NEXT: }
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; CHECK: !llvm.dbg.cu = !{!0, !2}
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; CHECK-NEXT: !llvm.module.flags = !{!4}
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; CHECK: [[file1:!.*]] = !DIFile(filename: "key-instr-enabled.cpp", directory: "/")
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; CHECK: [[file2:!.*]] = !DIFile(filename: "key-instr-disabled.cpp", directory: "/")
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; CHECK: [[f]] = distinct !DISubprogram(name: "f", scope: [[file1]]{{.*}}, keyInstructions: true)
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; CHECK: [[enabled]] = !DILocation(line: 1, column: 11, scope: [[f]], atomGroup: 1, atomRank: 1)
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; CHECK: [[g]] = distinct !DISubprogram(name: "g", scope: [[file2]]
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; CHECK-NOT: keyInstructions
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; CHECK-SAME: )
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; CHECK: [[disabled]] = !DILocation(line: 1, column: 11, scope: [[g]])
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;--- key-instr-enabled.ll
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define dso_local void @f() !dbg !10 {
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entry:
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ret void, !dbg !13
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 21.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "key-instr-enabled.cpp", directory: "/")
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!9 = !{!"clang version 21.0.0git"}
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!10 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, keyInstructions: true)
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!11 = !DISubroutineType(types: !12)
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!12 = !{null}
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!13 = !DILocation(line: 1, column: 11, scope: !10, atomGroup: 1, atomRank: 1)
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;--- key-instr-disabled.ll
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define dso_local void @g() !dbg !10 {
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entry:
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ret void, !dbg !13
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 21.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "key-instr-disabled.cpp", directory: "/")
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!9 = !{!"clang version 21.0.0git"}
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!10 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 1, type: !11, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, keyInstructions: false)
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!11 = !DISubroutineType(types: !12)
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!12 = !{null}
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!13 = !DILocation(line: 1, column: 11, scope: !10)
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