1 ; RUN: llc -split-dwarf=Enable -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t 2 ; RUN: llvm-dwarfdump -debug-dump=all %t | FileCheck %s 3 4 @a = common global i32 0, align 4 5 6 !llvm.dbg.cu = !{!0} 7 8 !0 = metadata !{i32 786449, i32 0, i32 12, metadata !6, metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3, metadata !"baz.dwo"} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99] 9 !1 = metadata !{i32 0} 10 !3 = metadata !{metadata !5} 11 !5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @a, null} ; [ DW_TAG_variable ] [a] [line 1] [def] 12 !6 = metadata !{i32 786473, metadata !8} ; [ DW_TAG_file_type ] 13 !7 = metadata !{i32 786468, null, metadata !"int", null, 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] 14 !8 = metadata !{metadata !"baz.c", metadata !"/usr/local/google/home/echristo/tmp"} 15 16 ; Check that the skeleton compile unit contains the proper attributes: 17 ; This DIE has the following attributes: DW_AT_comp_dir, DW_AT_stmt_list, 18 ; DW_AT_low_pc, DW_AT_high_pc, DW_AT_ranges, DW_AT_dwo_name, DW_AT_dwo_id, 19 ; DW_AT_ranges_base, DW_AT_addr_base. 20 21 ; CHECK: .debug_abbrev contents: 22 ; CHECK: Abbrev table for offset: 0x00000000 23 ; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_no 24 ; CHECK: DW_AT_GNU_dwo_name DW_FORM_strp 25 ; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8 26 ; CHECK: DW_AT_GNU_addr_base DW_FORM_sec_offset 27 ; CHECK: DW_AT_low_pc DW_FORM_addr 28 ; CHECK: DW_AT_stmt_list DW_FORM_sec_offset 29 ; CHECK: DW_AT_comp_dir DW_FORM_strp 30 31 ; CHECK: .debug_info contents: 32 ; CHECK: DW_TAG_compile_unit 33 ; CHECK: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000000] = "baz.dwo") 34 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x0000000000000000) 35 ; CHECK: DW_AT_GNU_addr_base [DW_FORM_sec_offset] (0x00000000) 36 ; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 37 ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000) 38 ; CHECK: DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x00000008] = "/usr/local/google/home/echristo/tmp") 39 40 ; CHECK: .debug_str contents: 41 ; CHECK: 0x00000000: "baz.dwo" 42 ; CHECK: 0x00000008: "/usr/local/google/home/echristo/tmp" 43 44 ; Check that we're using the right forms. 45 ; CHECK: .debug_abbrev.dwo contents: 46 ; CHECK: Abbrev table for offset: 0x00000000 47 ; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_yes 48 ; CHECK: DW_AT_producer DW_FORM_GNU_str_index 49 ; CHECK: DW_AT_language DW_FORM_data2 50 ; CHECK: DW_AT_name DW_FORM_GNU_str_index 51 ; CHECK: DW_AT_low_pc DW_FORM_GNU_addr_index 52 ; CHECK: DW_AT_stmt_list DW_FORM_data4 53 ; CHECK: DW_AT_comp_dir DW_FORM_GNU_str_index 54 ; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8 55 56 ; CHECK: [2] DW_TAG_base_type DW_CHILDREN_no 57 ; CHECK: DW_AT_name DW_FORM_GNU_str_index 58 ; CHECK: DW_AT_encoding DW_FORM_data1 59 ; CHECK: DW_AT_byte_size DW_FORM_data1 60 61 ; CHECK: [3] DW_TAG_variable DW_CHILDREN_no 62 ; CHECK: DW_AT_name DW_FORM_GNU_str_index 63 ; CHECK: DW_AT_type DW_FORM_ref4 64 ; CHECK: DW_AT_external DW_FORM_flag_present 65 ; CHECK: DW_AT_decl_file DW_FORM_data1 66 ; CHECK: DW_AT_decl_line DW_FORM_data1 67 ; CHECK: DW_AT_location DW_FORM_block1 68 69 ; Check that the rest of the compile units have information. 70 ; CHECK: .debug_info.dwo contents: 71 ; CHECK: DW_TAG_compile_unit 72 ; CHECK: DW_AT_producer [DW_FORM_GNU_str_index] ( indexed (00000000) string = "clang version 3.3 (trunk 169021) (llvm/trunk 169020)") 73 ; CHECK: DW_AT_language [DW_FORM_data2] (0x000c) 74 ; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000001) string = "baz.c") 75 ; CHECK: DW_AT_low_pc [DW_FORM_GNU_addr_index] ( indexed (00000000) address = 0x0000000000000000) 76 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x0000000000000000) 77 ; CHECK: DW_TAG_base_type 78 ; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000004) string = "int") 79 ; CHECK: DW_TAG_variable 80 ; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000003) string = "a") 81 ; CHECK: DW_AT_type [DW_FORM_ref4] (cu + 0x001e => {0x0000001e}) 82 ; CHECK: DW_AT_external [DW_FORM_flag_present] (true) 83 ; CHECK: DW_AT_decl_file [DW_FORM_data1] (0x01) 84 ; CHECK: DW_AT_decl_line [DW_FORM_data1] (0x01) 85 ; CHECK: DW_AT_location [DW_FORM_block1] (<0x02> fb 01 ) 86 87 88 ; CHECK: .debug_str.dwo contents: 89 ; CHECK: 0x00000000: "clang version 3.3 (trunk 169021) (llvm/trunk 169020)" 90 ; CHECK: 0x00000035: "baz.c" 91 ; CHECK: 0x0000003b: "/usr/local/google/home/echristo/tmp" 92 ; CHECK: 0x0000005f: "a" 93 ; CHECK: 0x00000061: "int" 94 95 ; CHECK: .debug_str_offsets.dwo contents: 96 ; CHECK: 0x00000000: 00000000 97 ; CHECK: 0x00000004: 00000035 98 ; CHECK: 0x00000008: 0000003b 99 ; CHECK: 0x0000000c: 0000005f 100 ; CHECK: 0x00000010: 00000061 101
