96 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			96 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -filetype=obj %s -o - | llvm-dwarfdump - | FileCheck %s
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| 
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| ; CHECK: .debug_info contents:
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| ; CHECK-NEXT: 0x00000000: Compile Unit: length = 0x00000066 version = 0x0004 abbr_offset = 0x0000 addr_size = 0x04 (next unit at 0x0000006a)
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| 
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| ; CHECK: 0x0000000b: DW_TAG_compile_unit
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| ; CHECK-NEXT:              DW_AT_producer	("clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)")
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| ; CHECK-NEXT:              DW_AT_language	(DW_LANG_C99)
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| ; CHECK-NEXT:              DW_AT_name	("test.c")
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| ; CHECK-NEXT:              DW_AT_stmt_list	(0x00000000)
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| ; CHECK-NEXT:              DW_AT_comp_dir	("/usr/local/google/home/sbc/dev/wasm/simple")
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| ; CHECK-NEXT:              DW_AT_GNU_pubnames	(true)
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| ; CHECK-NEXT:              DW_AT_low_pc		(0x0000000000000002)
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| ; CHECK-NEXT:              DW_AT_high_pc		(0x0000000000000004)
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| 
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| ; CHECK: 0x00000026:   DW_TAG_variable
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| ; CHECK-NEXT:                DW_AT_name	("foo")
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| ; CHECK-NEXT:                DW_AT_type	(0x00000037 "int*")
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| ; CHECK-NEXT:                DW_AT_external	(true)
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| ; CHECK-NEXT:                DW_AT_decl_file	("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c")
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| ; CHECK-NEXT:                DW_AT_decl_line	(4)
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| ; CHECK-NEXT:                DW_AT_location	(DW_OP_addr 0x0)
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| 
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| ; CHECK: 0x00000037:   DW_TAG_pointer_type
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| ; CHECK-NEXT:                DW_AT_type	(0x0000003c "int")
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| 
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| ; CHECK: 0x0000003c:   DW_TAG_base_type
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| ; CHECK-NEXT:                DW_AT_name	("int")
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| ; CHECK-NEXT:                DW_AT_encoding	(DW_ATE_signed)
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| ; CHECK-NEXT:                DW_AT_byte_size	(0x04)
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| 
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| ; CHECK: 0x00000043:   DW_TAG_variable
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| ; CHECK-NEXT:                DW_AT_name	("ptr2")
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| ; CHECK-NEXT:                DW_AT_type	(0x00000054 "subroutine *")
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| ; CHECK-NEXT:                DW_AT_external	(true)
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| ; CHECK-NEXT:                DW_AT_decl_file	("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c")
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| ; CHECK-NEXT:                DW_AT_decl_line	(5)
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| ; CHECK-NEXT:                DW_AT_location	(DW_OP_addr 0x4)
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| 
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| ; CHECK: 0x00000054:   DW_TAG_pointer_type
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| ; CHECK-NEXT:                DW_AT_type	(0x00000059 "subroutine ")
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| 
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| ; CHECK: 0x00000059:   DW_TAG_subroutine_type
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| ; CHECK-NEXT:                DW_AT_prototyped	(true)
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| 
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| ; CHECK: 0x0000005a:   DW_TAG_subprogram
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| ; CHECK-NEXT:                DW_AT_low_pc	(0x0000000000000002)
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| ; CHECK-NEXT:                DW_AT_high_pc	(0x0000000000000004)
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| ; CHECK-NEXT:                DW_AT_name	("f2")
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| ; CHECK-NEXT:                DW_AT_decl_file	("/usr/local/google/home/sbc/dev/wasm/simple{{[/\\]}}test.c")
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| ; CHECK-NEXT:                DW_AT_decl_line	(2)
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| ; CHECK-NEXT:                DW_AT_prototyped	(true)
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| ; CHECK-NEXT:                DW_AT_external		(true)
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| 
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| ; CHECK: 0x00000069:   NULL
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| 
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| target triple = "wasm32-unknown-unknown"
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| 
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| source_filename = "test.c"
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| 
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| @myextern = external global i32, align 4
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| @foo = hidden global i32* @myextern, align 4, !dbg !0
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| @ptr2 = hidden global void ()* @f2, align 4, !dbg !6
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| 
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| ; Function Attrs: noinline nounwind optnone
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| define hidden void @f2() #0 !dbg !17 {
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| entry:
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|   ret void, !dbg !18
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| }
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| 
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| attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "unsafe-fp-math"="false" "use-soft-float"="false" }
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| 
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| !llvm.dbg.cu = !{!2}
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| !llvm.module.flags = !{!13, !14, !15}
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| !llvm.ident = !{!16}
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| 
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| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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| !1 = distinct !DIGlobalVariable(name: "foo", scope: !2, file: !3, line: 4, type: !11, isLocal: false, isDefinition: true)
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| !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
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| !3 = !DIFile(filename: "test.c", directory: "/usr/local/google/home/sbc/dev/wasm/simple")
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| !4 = !{}
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| !5 = !{!0, !6}
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| !6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
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| !7 = distinct !DIGlobalVariable(name: "ptr2", scope: !2, file: !3, line: 5, type: !8, isLocal: false, isDefinition: true)
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| !8 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 32)
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| !9 = !DISubroutineType(types: !10)
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| !10 = !{null}
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| !11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !12, size: 32)
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| !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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| !13 = !{i32 2, !"Dwarf Version", i32 4}
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| !14 = !{i32 2, !"Debug Info Version", i32 3}
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| !15 = !{i32 1, !"wchar_size", i32 4}
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| !16 = !{!"clang version 6.0.0 (trunk 315924) (llvm/trunk 315960)"}
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| !17 = distinct !DISubprogram(name: "f2", scope: !3, file: !3, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4)
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| !18 = !DILocation(line: 2, column: 16, scope: !17)
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