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81 lines
3.0 KiB
81 lines
3.0 KiB
; RUN: llc -generate-arange-section < %s | FileCheck %s
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; -- header --
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; CHECK: .short 2 # DWARF Arange version number
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; CHECK-NEXT: .long .Lcu_begin0
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; CHECK-NEXT: .byte 8 # Address Size (in bytes)
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; CHECK-NEXT: .byte 0 # Segment Size (in bytes)
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; -- alignment --
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; CHECK-NEXT: .zero 4,255
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; <data section> - it should have made one span covering all vars in this CU.
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; CHECK-NEXT: .quad some_data
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; CHECK-NEXT: .quad .Lsec_end0-some_data
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; <other sections> - it should have made one span covering all vars in this CU.
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; CHECK-NEXT: .quad some_other
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; CHECK-NEXT: .quad .Lsec_end1-some_other
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; <common symbols> - it should have made one span for each symbol.
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; CHECK-NEXT: .quad some_bss
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; CHECK-NEXT: .quad 4
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; <text section> - it should have made one span covering all functions in this CU.
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; CHECK-NEXT: .quad .Lfunc_begin0
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; CHECK-NEXT: .quad .Lsec_end2-.Lfunc_begin0
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; -- finish --
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; CHECK-NEXT: # ARange terminator
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; -- source code --
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; Generated from: "clang -c -g -emit-llvm"
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;
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; int some_data = 4;
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; int some_bss;
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; int some_other __attribute__ ((section ("strange+section"))) = 5;
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;
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; void some_code()
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; {
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; some_bss += some_data + some_other;
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; }
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target triple = "x86_64-unknown-linux-gnu"
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@some_data = global i32 4, align 4
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@some_other = global i32 5, section "strange+section", align 4
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@some_bss = common global i32 0, align 4
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define void @some_code() !dbg !4 {
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entry:
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%0 = load i32, i32* @some_data, align 4, !dbg !14
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%1 = load i32, i32* @some_other, align 4, !dbg !14
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%add = add nsw i32 %0, %1, !dbg !14
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%2 = load i32, i32* @some_bss, align 4, !dbg !14
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%add1 = add nsw i32 %2, %add, !dbg !14
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store i32 %add1, i32* @some_bss, align 4, !dbg !14
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ret void, !dbg !15
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!13, !16}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.4 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !8, imports: !2)
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!1 = !DIFile(filename: "test.c", directory: "/home/kayamon")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "some_code", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !0, scopeLine: 6, file: !1, scope: !5, type: !6, variables: !2)
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!5 = !DIFile(filename: "test.c", directory: "/home/kayamon")
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!6 = !DISubroutineType(types: !7)
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!7 = !{null}
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!8 = !{!9, !11, !12}
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!9 = !DIGlobalVariable(name: "some_data", line: 1, isLocal: false, isDefinition: true, scope: null, file: !5, type: !10, variable: i32* @some_data)
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!10 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!11 = !DIGlobalVariable(name: "some_other", line: 3, isLocal: false, isDefinition: true, scope: null, file: !5, type: !10, variable: i32* @some_other)
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!12 = !DIGlobalVariable(name: "some_bss", line: 2, isLocal: false, isDefinition: true, scope: null, file: !5, type: !10, variable: i32* @some_bss)
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!13 = !{i32 2, !"Dwarf Version", i32 4}
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!14 = !DILocation(line: 7, scope: !4)
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!15 = !DILocation(line: 8, scope: !4)
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!16 = !{i32 1, !"Debug Info Version", i32 3}
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