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1# RUN: llvm-mc -triple i386-apple-darwin9 %s -filetype=obj -o %t.o2# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=COMMON %s3#4# Test object to verify dwarfdump handles v5 string offset tables in Mach-O.5# This is similar to dwarfdump-str-offsets.s with 2 CUs and 1 TU, but no6# split sections.7#8 .section __DWARF,__debug_str,regular,debug9Linfo_string:10 .asciz "Handmade DWARF producer"11str_CU1:12 .asciz "Compile_Unit_1"13str_CU1_dir:14 .asciz "/home/test/CU1"15str_CU2:16 .asciz "Compile_Unit_2"17str_CU2_dir:18 .asciz "/home/test/CU2"19str_TU:20 .asciz "Type_Unit"21str_TU_type:22 .asciz "MyStruct"23str_Subprogram:24 .asciz "MyFunc"25str_Variable1:26 .asciz "MyVar1"27str_Variable2:28 .asciz "MyVar2"29str_Variable3:30 .asciz "MyVar3"31 32 .section __DWARF,__debug_str_offs,regular,debug33Ldebug_str_offsets:34 .long Ldebug_str_offsets_segment0_end-Ldebug_str_offsets_base0+435 .short 5 # DWARF version36 .short 0 # Padding37Ldebug_str_offsets_base0:38 .long str_producer39 .long str_CU140 .long str_CU1_dir41 .long str_Subprogram42 .long str_Variable143 .long str_Variable244 .long str_Variable345Ldebug_str_offsets_segment0_end:46# A 4-byte gap.47 .long 048# CU2's contribution (DWARF64 format)49 .long 0xffffffff50 .quad Ldebug_str_offsets_segment1_end-Ldebug_str_offsets_base1+451 .short 5 # DWARF version52 .short 0 # Padding53Ldebug_str_offsets_base1:54 .quad str_producer55 .quad str_CU256 .quad str_CU2_dir57Ldebug_str_offsets_segment1_end:58# The TU's contribution59 .long Ldebug_str_offsets_segment2_end-Ldebug_str_offsets_base2+460 .short 5 # DWARF version61 .short 0 # Padding62Ldebug_str_offsets_base2:63 .long str_TU64 .long str_TU_type65Ldebug_str_offsets_segment2_end:66 67 .section __DWARF,__debug_abbrev,regular,debug68Lsection_abbrev:69 .byte 0x01 # Abbrev code70 .byte 0x11 # DW_TAG_compile_unit71 .byte 0x01 # DW_CHILDREN_yes72 .byte 0x25 # DW_AT_producer73 .byte 0x1a # DW_FORM_strx74 .byte 0x03 # DW_AT_name75 .byte 0x1a # DW_FORM_strx76 .byte 0x72 # DW_AT_str_offsets_base77 .byte 0x17 # DW_FORM_sec_offset78 .byte 0x1b # DW_AT_comp_dir79 .byte 0x1a # DW_FORM_strx80 .byte 0x00 # EOM(1)81 .byte 0x00 # EOM(2)82 .byte 0x02 # Abbrev code83 .byte 0x41 # DW_TAG_type_unit84 .byte 0x01 # DW_CHILDREN_yes85 .byte 0x03 # DW_AT_name86 .byte 0x1a # DW_FORM_strx87 .byte 0x72 # DW_AT_str_offsets_base88 .byte 0x17 # DW_FORM_sec_offset89 .byte 0x00 # EOM(1)90 .byte 0x00 # EOM(2)91 .byte 0x03 # Abbrev code92 .byte 0x13 # DW_TAG_structure_type93 .byte 0x00 # DW_CHILDREN_no (no members)94 .byte 0x03 # DW_AT_name95 .byte 0x1a # DW_FORM_strx96 .byte 0x00 # EOM(1)97 .byte 0x00 # EOM(2)98 .byte 0x04 # Abbrev code99 .byte 0x2e # DW_TAG_subprogram100 .byte 0x01 # DW_CHILDREN_yes101 .byte 0x03 # DW_AT_name102 .byte 0x25 # DW_FORM_strx1103 .byte 0x00 # EOM(1)104 .byte 0x00 # EOM(2)105 .byte 0x05 # Abbrev code106 .byte 0x34 # DW_TAG_variable107 .byte 0x00 # DW_CHILDREN_no108 .byte 0x03 # DW_AT_name109 .byte 0x26 # DW_FORM_strx2110 .byte 0x00 # EOM(1)111 .byte 0x00 # EOM(2)112 .byte 0x06 # Abbrev code113 .byte 0x34 # DW_TAG_variable114 .byte 0x00 # DW_CHILDREN_no115 .byte 0x03 # DW_AT_name116 .byte 0x27 # DW_FORM_strx3117 .byte 0x00 # EOM(1)118 .byte 0x00 # EOM(2)119 .byte 0x07 # Abbrev code120 .byte 0x34 # DW_TAG_variable121 .byte 0x00 # DW_CHILDREN_no122 .byte 0x03 # DW_AT_name123 .byte 0x28 # DW_FORM_strx4124 .byte 0x00 # EOM(1)125 .byte 0x00 # EOM(2)126 .byte 0x00 # EOM(3)127 128 .section __DWARF,__debug_info,regular,debug129Lsection_info:130# DWARF v5 CU header.131 .long CU1_5_end-CU1_5_version # Length of Unit132CU1_5_version:133 .short 5 # DWARF version number134 .byte 1 # DWARF Unit Type135 .byte 8 # Address Size (in bytes)136 .long 0 # Offset Into Abbrev. Section137# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,138# DW_AT_str_offsets and DW_AT_compdir.139 .byte 1 # Abbreviation code140 .byte 0 # The index of the producer string141 .byte 1 # The index of the CU name string142 .long Ldebug_str_offsets_base0-Ldebug_str_offsets143 .byte 2 # The index of the comp dir string144# A subprogram DIE with DW_AT_name, using DW_FORM_strx1.145 .byte 4 # Abbreviation code146 .byte 3 # Subprogram name string (DW_FORM_strx1)147# A variable DIE with DW_AT_name, using DW_FORM_strx2.148 .byte 5 # Abbreviation code149 .short 0x0004 # Subprogram name string (DW_FORM_strx2)150# A variable DIE with DW_AT_name, using DW_FORM_strx3.151 .byte 6 # Abbreviation code152 .byte 5 # Subprogram name string (DW_FORM_strx3)153 .short 0 # Subprogram name string (DW_FORM_strx3)154# A variable DIE with DW_AT_name, using DW_FORM_strx4.155 .byte 7 # Abbreviation code156 .quad 0x00000006 # Subprogram name string (DW_FORM_strx4)157 .byte 0 # NULL158 .byte 0 # NULL159 .byte 0 # NULL160CU1_5_end:161 162# DWARF v5 CU header163 .long 0xffffffff164 .quad CU2_5_end-CU2_5_version # Length of Unit165CU2_5_version:166 .short 5 # DWARF version number167 .byte 1 # DWARF Unit Type168 .byte 8 # Address Size (in bytes)169 .quad 0 # Offset Into Abbrev. Section170# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,171# DW_AT_str_offsets and DW_AT_compdir.172 .byte 1 # Abbreviation code173 .byte 0 # The index of the producer string174 .byte 1 # The index of the CU name string175 .quad Ldebug_str_offsets_base1-Ldebug_str_offsets176 .byte 2 # The index of the comp dir string177 .byte 0 # NULL178CU2_5_end:179 180 .section __DWARF,__debug_types,regular,debug181# DWARF v5 Type unit header.182TU_5_start:183 .long TU_5_end-TU_5_version # Length of Unit184TU_5_version:185 .short 5 # DWARF version number186 .byte 2 # DWARF Unit Type187 .byte 8 # Address Size (in bytes)188 .long 0 # Offset Into Abbrev. Section189 .quad 0x0011223344556677 # Type Signature190 .long TU_5_type-TU_5_start # Type offset191# The type-unit DIE, which has a name.192 .byte 2 # Abbreviation code193 .byte 0 # Index of the unit type name string194 .long Ldebug_str_offsets_base2-Ldebug_str_offsets # offset into the str_offsets section195# The type DIE, which has a name.196TU_5_type:197 .byte 3 # Abbreviation code198 .byte 1 # Index of the type name string199 .byte 0 # NULL200 .byte 0 # NULL201TU_5_end:202 203 204.subsections_via_symbols205 206# We are using a hand-constructed object file and are interest in the correct207# diplay of the DW_str_offsetsbase attribute and the correct display of strings.208#209# Abbreviation for DW_AT_str_offsets_base210# COMMON: .debug_abbrev contents:211# COMMON-NOT: contents:212# COMMON: DW_TAG_compile_unit213# COMMON-NOT: DW_TAG214# COMMON: DW_AT_str_offsets_base DW_FORM_sec_offset215# 216# Verify that strings are displayed correctly as indexed strings217# COMMON: .debug_info contents:218# COMMON-NOT: contents: 219# COMMON: DW_TAG_compile_unit220# COMMON-NEXT: DW_AT_producer [DW_FORM_strx] (indexed (00000000) string = "Handmade DWARF producer")221# COMMON-NEXT: DW_AT_name [DW_FORM_strx] (indexed (00000001) string = "Compile_Unit_1")222# COMMON-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008)223# COMMON-NEXT: DW_AT_comp_dir [DW_FORM_strx] (indexed (00000002) string = "/home/test/CU1")224# COMMON-NOT: NULL225# COMMON: DW_TAG_subprogram226# COMMON-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000003) string = "MyFunc")227# COMMON-NOT: NULL228# COMMON: DW_TAG_variable229# COMMON-NEXT: DW_AT_name [DW_FORM_strx2] (indexed (00000004) string = "MyVar1")230# COMMON-NOT: NULL231# COMMON: DW_TAG_variable232# COMMON-NEXT: DW_AT_name [DW_FORM_strx3] (indexed (00000005) string = "MyVar2")233# COMMON-NOT: NULL234# COMMON: DW_TAG_variable235# COMMON-NEXT: DW_AT_name [DW_FORM_strx4] (indexed (00000006) string = "MyVar3")236# 237# Second compile unit (b.cpp)238# COMMON: DW_TAG_compile_unit239# COMMON-NEXT: DW_AT_producer [DW_FORM_strx] (indexed (00000000) string = "Handmade DWARF producer")240# COMMON-NEXT: DW_AT_name [DW_FORM_strx] (indexed (00000001) string = "Compile_Unit_2")241# COMMON-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x0000000000000038)242# COMMON-NEXT: DW_AT_comp_dir [DW_FORM_strx] (indexed (00000002) string = "/home/test/CU2")243# 244# The type unit245# COMMON: .debug_types contents:246# COMMON: DW_TAG_type_unit247# COMMON-NEXT: DW_AT_name [DW_FORM_strx] (indexed (00000000) string = "Type_Unit")248# COMMON-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000058)249# COMMON: DW_TAG_structure_type250# COMMON-NEXT: DW_AT_name [DW_FORM_strx] (indexed (00000001) string = "MyStruct")251# 252# The .debug_str_offsets section253# COMMON: .debug_str_offsets contents:254# COMMON-NEXT: 0x00000000: Contribution size = 32, Format = DWARF32, Version = 5255# COMMON-NEXT: 0x00000008: 00000000 "Handmade DWARF producer"256# COMMON-NEXT: 0x0000000c: 00000018 "Compile_Unit_1"257# COMMON-NEXT: 0x00000010: 00000027 "/home/test/CU1"258# COMMON-NEXT: 0x00000014: 00000067 "MyFunc"259# COMMON-NEXT: 0x00000018: 0000006e "MyVar1"260# COMMON-NEXT: 0x0000001c: 00000075 "MyVar2"261# COMMON-NEXT: 0x00000020: 0000007c "MyVar3"262# COMMON-NEXT: 0x00000024: Gap, length = 4263# COMMON-NEXT: 0x00000028: Contribution size = 28, Format = DWARF64, Version = 5264# COMMON-NEXT: 0x00000038: 0000000000000000 "Handmade DWARF producer"265# COMMON-NEXT: 0x00000040: 0000000000000036 "Compile_Unit_2"266# COMMON-NEXT: 0x00000048: 0000000000000045 "/home/test/CU2"267# COMMON-NEXT: 0x00000050: Contribution size = 12, Format = DWARF32, Version = 5268# COMMON-NEXT: 0x00000058: 00000054 "Type_Unit"269# COMMON-NEXT: 0x0000005c: 0000005e "MyStruct"270