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61 lines
2.2 KiB
LLVM
61 lines
2.2 KiB
LLVM
; RUN: llc -enable-fs-discriminator < %s | FileCheck %s
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;
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; Check that fs-afdo discriminators are generated.
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; CHECK: .loc 1 7 3 is_stmt 0 discriminator 2 # foo.c:7:3
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; Check: .loc 1 9 5 is_stmt 1 discriminator 2 # foo.c:9:5
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; CHECK: .loc 1 9 5 is_stmt 0 discriminator 268435458 # foo.c:9:5
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; CHECK: .loc 1 7 3 is_stmt 1 discriminator 3892314114 # foo.c:7:3
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; Check that variable __llvm_fs_discriminator__ is generated.
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; CHECK: .type __llvm_fs_discriminator__,@object # @__llvm_fs_discriminator__
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; CHECK: .section .rodata,"a",@progbits
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; CHECK: .weak __llvm_fs_discriminator__
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; CHECK: __llvm_fs_discriminator__:
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; CHECK: .byte 1
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; CHECK: .size __llvm_fs_discriminator__, 1
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target triple = "x86_64-unknown-linux-gnu"
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%struct.Node = type { %struct.Node* }
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define i32 @foo(%struct.Node* readonly %node, %struct.Node* readnone %root) !dbg !6 {
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entry:
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%cmp = icmp eq %struct.Node* %node, %root, !dbg !8
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br i1 %cmp, label %while.end4, label %while.cond1.preheader.lr.ph, !dbg !10
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while.cond1.preheader.lr.ph:
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%tobool = icmp eq %struct.Node* %node, null
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br i1 %tobool, label %while.cond1.preheader.us.preheader, label %while.body2.preheader, !dbg !11
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while.body2.preheader:
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br label %while.body2, !dbg !11
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while.cond1.preheader.us.preheader:
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br label %while.cond1.preheader.us, !dbg !10
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while.cond1.preheader.us:
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br label %while.cond1.preheader.us, !dbg !10
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while.body2:
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br label %while.body2, !dbg !11
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while.end4:
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ret i32 0, !dbg !12
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: true, emissionKind: LineTablesOnly)
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!1 = !DIFile(filename: "foo.c", directory: "b/")
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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 = !{}
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!6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 5, type: !7, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2)
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!7 = !DISubroutineType(types: !2)
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!8 = !DILocation(line: 7, column: 15, scope: !9)
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!9 = !DILexicalBlockFile(scope: !6, file: !1, discriminator: 2)
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!10 = !DILocation(line: 7, column: 3, scope: !9)
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!11 = !DILocation(line: 9, column: 5, scope: !9)
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!12 = !DILocation(line: 14, column: 3, scope: !6)
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