74 lines
3.3 KiB
LLVM
74 lines
3.3 KiB
LLVM
; RUN: llc -mtriple=x86_64-linux-gnu -fast-isel=false -filetype=obj < %s -o - | llvm-dwarfdump -debug-dump=info - | FileCheck %s
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; RUN: llc -mtriple=x86_64-linux-gnu -fast-isel=false -filetype=asm < %s -o - | FileCheck --check-prefix=ASM %s
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; Generated from:
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; clang-tot -c -S -emit-llvm -g inline-seldag-test.c
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; inline int __attribute__((always_inline)) f(int y) {
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; return y ? 4 : 7;
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; }
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; void func() {
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; volatile int x;
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; x = f(x);
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; }
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; CHECK: DW_TAG_inlined_subroutine
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; CHECK-NEXT: DW_AT_abstract_origin {{.*}} "f"
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; Make sure the condition test is attributed to the inline function, not the
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; location of the test's operands within the caller.
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; ASM: # inline-seldag-test.c:2:0
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; ASM-NOT: .loc
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; ASM: testl
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; Function Attrs: nounwind uwtable
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define void @func() #0 !dbg !4 {
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entry:
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%y.addr.i = alloca i32, align 4
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%x = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %x, metadata !15, metadata !DIExpression()), !dbg !17
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%0 = load volatile i32, i32* %x, align 4, !dbg !18
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store i32 %0, i32* %y.addr.i, align 4
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call void @llvm.dbg.declare(metadata i32* %y.addr.i, metadata !19, metadata !DIExpression()), !dbg !20
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%1 = load i32, i32* %y.addr.i, align 4, !dbg !21
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%tobool.i = icmp ne i32 %1, 0, !dbg !21
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%cond.i = select i1 %tobool.i, i32 4, i32 7, !dbg !21
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store volatile i32 %cond.i, i32* %x, align 4, !dbg !18
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ret void, !dbg !22
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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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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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!12, !13}
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!llvm.ident = !{!14}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
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!1 = !DIFile(filename: "inline-seldag-test.c", directory: "/tmp/dbginfo")
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!2 = !{}
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!3 = !{!4, !8}
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!4 = distinct !DISubprogram(name: "func", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 4, file: !1, scope: !5, type: !6, variables: !2)
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!5 = !DIFile(filename: "inline-seldag-test.c", directory: "/tmp/dbginfo")
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!6 = !DISubroutineType(types: !7)
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!7 = !{null}
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!8 = distinct !DISubprogram(name: "f", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !5, type: !9, variables: !2)
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!9 = !DISubroutineType(types: !10)
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!10 = !{!11, !11}
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!11 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!12 = !{i32 2, !"Dwarf Version", i32 4}
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!13 = !{i32 1, !"Debug Info Version", i32 3}
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!14 = !{!"clang version 3.5.0 "}
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!15 = !DILocalVariable(name: "x", line: 5, scope: !4, file: !5, type: !16)
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!16 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !11)
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!17 = !DILocation(line: 5, scope: !4)
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!18 = !DILocation(line: 6, column: 7, scope: !4)
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!19 = !DILocalVariable(name: "y", line: 1, arg: 1, scope: !8, file: !5, type: !11)
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!20 = !DILocation(line: 1, scope: !8, inlinedAt: !18)
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!21 = !DILocation(line: 2, scope: !8, inlinedAt: !18)
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!22 = !DILocation(line: 7, scope: !4)
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