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