1 ; REQUIRES: object-emission 2 ; RUN: %llc_dwarf -O0 -filetype=obj %s -o %t 3 ; RUN: llvm-dwarfdump %t | FileCheck %s 4 5 ; Check that we emit ranges for this which has a non-traditional section and a normal section. 6 7 ; CHECK: DW_TAG_compile_unit 8 ; CHECK: DW_AT_ranges 9 ; CHECK: DW_TAG_subprogram 10 ; CHECK: DW_AT_low_pc 11 ; CHECK: DW_AT_high_pc 12 ; CHECK: DW_TAG_subprogram 13 ; CHECK: DW_AT_low_pc 14 ; CHECK: DW_AT_high_pc 15 16 ; CHECK: .debug_ranges contents: 17 ; FIXME: When we get better dumping facilities we'll want to elaborate here. 18 ; CHECK: 00000000 <End of list> 19 20 ; Function Attrs: nounwind uwtable 21 define i32 @foo(i32 %a) #0 section "__TEXT,__foo" { 22 entry: 23 %a.addr = alloca i32, align 4 24 store i32 %a, i32* %a.addr, align 4 25 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !13, metadata !MDExpression()), !dbg !14 26 %0 = load i32, i32* %a.addr, align 4, !dbg !15 27 %add = add nsw i32 %0, 5, !dbg !15 28 ret i32 %add, !dbg !15 29 } 30 31 ; Function Attrs: nounwind readnone 32 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 33 34 ; Function Attrs: nounwind uwtable 35 define i32 @bar(i32 %a) #0 { 36 entry: 37 %a.addr = alloca i32, align 4 38 store i32 %a, i32* %a.addr, align 4 39 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !16, metadata !MDExpression()), !dbg !17 40 %0 = load i32, i32* %a.addr, align 4, !dbg !18 41 %add = add nsw i32 %0, 5, !dbg !18 42 ret i32 %add, !dbg !18 43 } 44 45 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" } 46 attributes #1 = { nounwind readnone } 47 48 !llvm.dbg.cu = !{!0} 49 !llvm.module.flags = !{!10, !11} 50 !llvm.ident = !{!12} 51 52 !0 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2) 53 !1 = !MDFile(filename: "foo.c", directory: "/usr/local/google/home/echristo") 54 !2 = !{} 55 !3 = !{!4, !9} 56 !4 = !MDSubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !5, type: !6, function: i32 (i32)* @foo, variables: !2) 57 !5 = !MDFile(filename: "foo.c", directory: "/usr/local/google/home/echristo") 58 !6 = !MDSubroutineType(types: !7) 59 !7 = !{!8, !8} 60 !8 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 61 !9 = !MDSubprogram(name: "bar", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 5, file: !1, scope: !5, type: !6, function: i32 (i32)* @bar, variables: !2) 62 !10 = !{i32 2, !"Dwarf Version", i32 4} 63 !11 = !{i32 1, !"Debug Info Version", i32 3} 64 !12 = !{!"clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)"} 65 !13 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 1, arg: 1, scope: !4, file: !5, type: !8) 66 !14 = !MDLocation(line: 1, scope: !4) 67 !15 = !MDLocation(line: 2, scope: !4) 68 !16 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 5, arg: 1, scope: !9, file: !5, type: !8) 69 !17 = !MDLocation(line: 5, scope: !9) 70 !18 = !MDLocation(line: 6, scope: !9) 71 72
