1 ; RUN: llc -generate-arange-section < %s | FileCheck %s 2 3 4 ; -- header -- 5 ; CHECK: .short 2 # DWARF Arange version number 6 ; CHECK-NEXT: .long .L.debug_info_begin0 7 ; CHECK-NEXT: .byte 8 # Address Size (in bytes) 8 ; CHECK-NEXT: .byte 0 # Segment Size (in bytes) 9 ; -- alignment -- 10 ; CHECK-NEXT: .zero 4,255 11 12 ; <common symbols> - it should have made one span for each symbol. 13 ; CHECK-NEXT: .quad some_bss 14 ; CHECK-NEXT: .quad 4 15 16 ; <data section> - it should have made one span covering all vars in this CU. 17 ; CHECK-NEXT: .quad some_data 18 ; CHECK-NEXT: [[R1:\.[A-Za-z0-9]*]] = .Ldebug_end1-some_data 19 ; CHECK-NEXT: .quad [[R1]] 20 21 ; <text section> - it should have made one span covering all functions in this CU. 22 ; CHECK-NEXT: .quad .Lfunc_begin0 23 ; CHECK-NEXT: [[R2:\.[A-Za-z0-9]*]] = .Ldebug_end2-.Lfunc_begin0 24 ; CHECK-NEXT: .quad [[R2]] 25 26 ; <other sections> - it should have made one span covering all vars in this CU. 27 ; CHECK-NEXT: .quad some_other 28 ; CHECK-NEXT: [[R3:\.[A-Za-z0-9]*]] = .Ldebug_end3-some_other 29 ; CHECK-NEXT: .quad [[R3]] 30 31 ; -- finish -- 32 ; CHECK-NEXT: # ARange terminator 33 34 35 36 ; -- source code -- 37 ; Generated from: "clang -c -g -emit-llvm" 38 ; 39 ; int some_data = 4; 40 ; int some_bss; 41 ; int some_other __attribute__ ((section ("strange+section"))) = 5; 42 ; 43 ; void some_code() 44 ; { 45 ; some_bss += some_data + some_other; 46 ; } 47 48 target triple = "x86_64-unknown-linux-gnu" 49 50 @some_data = global i32 4, align 4 51 @some_other = global i32 5, section "strange+section", align 4 52 @some_bss = common global i32 0, align 4 53 54 define void @some_code() { 55 entry: 56 %0 = load i32* @some_data, align 4, !dbg !14 57 %1 = load i32* @some_other, align 4, !dbg !14 58 %add = add nsw i32 %0, %1, !dbg !14 59 %2 = load i32* @some_bss, align 4, !dbg !14 60 %add1 = add nsw i32 %2, %add, !dbg !14 61 store i32 %add1, i32* @some_bss, align 4, !dbg !14 62 ret void, !dbg !15 63 } 64 65 !llvm.dbg.cu = !{!0} 66 !llvm.module.flags = !{!13, !16} 67 68 !0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !8, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/home/kayamon/test.c] [DW_LANG_C99] 69 !1 = metadata !{metadata !"test.c", metadata !"/home/kayamon"} 70 !2 = metadata !{} 71 !3 = metadata !{metadata !4} 72 !4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"some_code", metadata !"some_code", metadata !"", i32 5, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, void ()* @some_code, null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 5] [def] [scope 6] [some_code] 73 !5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/home/kayamon/test.c] 74 !6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 75 !7 = metadata !{null} 76 !8 = metadata !{metadata !9, metadata !11, metadata !12} 77 !9 = metadata !{i32 786484, i32 0, null, metadata !"some_data", metadata !"some_data", metadata !"", metadata !5, i32 1, metadata !10, i32 0, i32 1, i32* @some_data, null} ; [ DW_TAG_variable ] [some_data] [line 1] [def] 78 !10 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] 79 !11 = metadata !{i32 786484, i32 0, null, metadata !"some_other", metadata !"some_other", metadata !"", metadata !5, i32 3, metadata !10, i32 0, i32 1, i32* @some_other, null} ; [ DW_TAG_variable ] [some_other] [line 3] [def] 80 !12 = metadata !{i32 786484, i32 0, null, metadata !"some_bss", metadata !"some_bss", metadata !"", metadata !5, i32 2, metadata !10, i32 0, i32 1, i32* @some_bss, null} ; [ DW_TAG_variable ] [some_bss] [line 2] [def] 81 !13 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} 82 !14 = metadata !{i32 7, i32 0, metadata !4, null} 83 !15 = metadata !{i32 8, i32 0, metadata !4, null} ; [ DW_TAG_imported_declaration ] 84 !16 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 85
