79 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; REQUIRES: object-emission
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| 
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| ; RUN: %llc_dwarf -filetype=obj < %s > %t
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| ; RUN: llvm-dwarfdump %t | FileCheck %s
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| 
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| ; IR generated from clang -O -g with the following source
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| ;
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| ; void f1(int x, int y);
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| ; void f3(int line);
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| ; void f2() {
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| ;   f1(1, 2);
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| ; }
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| ; void f1(int x, int y) {
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| ;   f3(y);
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| ; }
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| 
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| ; CHECK: DW_AT_name{{.*}}"f1"
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| ; CHECK: DW_TAG_formal_parameter
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"x"
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| ; CHECK: DW_TAG_formal_parameter
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"y"
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| 
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| ; Function Attrs: uwtable
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| define void @_Z2f2v() #0 !dbg !4 {
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|   tail call void @llvm.dbg.value(metadata i32 undef, i64 0, metadata !16, metadata !DIExpression()), !dbg !18
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|   tail call void @llvm.dbg.value(metadata i32 2, i64 0, metadata !20, metadata !DIExpression()), !dbg !18
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|   tail call void @_Z2f3i(i32 2), !dbg !21
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|   ret void, !dbg !22
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| }
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| 
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| ; Function Attrs: uwtable
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| define void @_Z2f1ii(i32 %x, i32 %y) #0 !dbg !8 {
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|   tail call void @llvm.dbg.value(metadata i32 %x, i64 0, metadata !13, metadata !DIExpression()), !dbg !23
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|   tail call void @llvm.dbg.value(metadata i32 %y, i64 0, metadata !14, metadata !DIExpression()), !dbg !23
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|   tail call void @_Z2f3i(i32 %y), !dbg !24
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|   ret void, !dbg !25
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| }
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| 
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| declare void @_Z2f3i(i32) #1
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| 
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| ; Function Attrs: nounwind readnone
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| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
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| 
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| attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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| attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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| attributes #2 = { nounwind readnone }
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| 
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| !llvm.dbg.cu = !{!0}
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| !llvm.module.flags = !{!26}
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| 
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| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.4 ", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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| !1 = !DIFile(filename: "exp.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch")
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| !2 = !{}
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| !4 = distinct !DISubprogram(name: "f2", linkageName: "_Z2f2v", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, variables: !2)
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| !5 = !DIFile(filename: "exp.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch")
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| !6 = !DISubroutineType(types: !7)
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| !7 = !{null}
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| !8 = distinct !DISubprogram(name: "f1", linkageName: "_Z2f1ii", line: 6, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 6, file: !1, scope: !5, type: !9, variables: !12)
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| !9 = !DISubroutineType(types: !10)
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| !10 = !{null, !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 = !{!13, !14}
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| !13 = !DILocalVariable(name: "x", line: 6, arg: 1, scope: !8, file: !5, type: !11)
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| !14 = !DILocalVariable(name: "y", line: 6, arg: 2, scope: !8, file: !5, type: !11)
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| !15 = !{i32 undef}
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| !16 = !DILocalVariable(name: "x", line: 6, arg: 1, scope: !8, file: !5, type: !11)
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| !17 = !DILocation(line: 4, scope: !4)
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| !18 = !DILocation(line: 6, scope: !8, inlinedAt: !17)
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| !19 = !{i32 2}
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| !20 = !DILocalVariable(name: "y", line: 6, arg: 2, scope: !8, file: !5, type: !11)
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| !21 = !DILocation(line: 7, scope: !8, inlinedAt: !17)
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| !22 = !DILocation(line: 5, scope: !4)
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| !23 = !DILocation(line: 6, scope: !8)
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| !24 = !DILocation(line: 7, scope: !8)
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| !25 = !DILocation(line: 8, scope: !8)
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| !26 = !{i32 1, !"Debug Info Version", i32 3}
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