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1## Check that printing line numbers isn't attempted for files like bitcode,2## which have symbols but limited/no section or debug info.3# RUN: llvm-nm --line-numbers %p/Inputs/test.IRobj-x86_64 | FileCheck %s --check-prefix=BITCODE --match-full-lines --implicit-check-not={{.}}4# BITCODE: ---------------- S _global_const5# BITCODE-NEXT: ---------------- D _global_data6# BITCODE-NEXT: ---------------- T _global_func7# BITCODE-NEXT: ---------------- S _hidden_const8# BITCODE-NEXT: ---------------- D _hidden_data9# BITCODE-NEXT: ---------------- T _hidden_func10# BITCODE-NEXT: ---------------- s _static_const11# BITCODE-NEXT: ---------------- d _static_data12# BITCODE-NEXT: ---------------- t _static_func13 14## Check that various symbol types can use debug information if available to15## print line numbers, and if unavailable, don't print anything erroneous. The16## specific cases checked are given by the symbol names below. Other test cases17## place requirements on the contents of the whole file, so they are kept out18## of main.o.19# RUN: rm -rf %t20# RUN: split-file %s %t21# RUN: llvm-mc -g --filetype=obj -triple=x86_64-pc-linux %t/main.s -o %t/main.o22# RUN: llvm-nm -l %t/main.o | FileCheck %s --match-full-lines --implicit-check-not={{.}}23# RUN: llvm-nm --line-numbers %t/main.o | FileCheck %s --match-full-lines --implicit-check-not={{.}}24 25# CHECK: 0000000000001234 a absolute_symbol26# CHECK-NEXT: 0000000000000000 d data_no_dwarf27# CHECK-NEXT: 0000000000000000 T defined_global_function [[FILENAME:.*main.s]]:428# CHECK-NEXT: 0000000000000001 t defined_local_function [[FILENAME]]:729# CHECK-NEXT: 0000000000000000 t function_no_dwarf30# CHECK-NEXT: U undef1 [[FILENAME]]:1231# CHECK-NEXT: U undef2 [[FILENAME]]:1432# CHECK-NEXT: U undef_no_reloc33# CHECK-NEXT: 0000000000000002 t undefined_references [[FILENAME]]:1234 35## Check that in the absence of DWARF in the whole object, no line number36## information is printed.37# RUN: llvm-mc --filetype=obj %t/main.s -triple=x86_64-pc-linux -o %t/no-dwarf.o38# RUN: llvm-nm -l %t/no-dwarf.o | FileCheck %s --check-prefix=NO-DWARF --match-full-lines --implicit-check-not={{.}}39 40# NO-DWARF: 0000000000001234 a absolute_symbol41# NO-DWARF-NEXT: 0000000000000000 d data_no_dwarf42# NO-DWARF-NEXT: 0000000000000000 T defined_global_function43# NO-DWARF-NEXT: 0000000000000001 t defined_local_function44# NO-DWARF-NEXT: 0000000000000000 t function_no_dwarf45# NO-DWARF-NEXT: U undef146# NO-DWARF-NEXT: U undef247# NO-DWARF-NEXT: U undef_no_reloc48# NO-DWARF-NEXT: 0000000000000002 t undefined_references49 50## Check that printing line numbers for undefined values is not attempted in51## the absence of any relocation section.52# RUN: llvm-mc --filetype=obj %t/undef-no-reloc-sections.s -triple=x86_64-pc-linux -o %t/undef-no-reloc-sections.o53# RUN: llvm-nm --line-numbers %t/undef-no-reloc-sections.o | FileCheck %s --check-prefix=UNDEF-NO-RELOC-SECTIONS --match-full-lines --implicit-check-not={{.}}54 55# UNDEF-NO-RELOC-SECTIONS: U undef56 57## Check that printing line numbers for undefined values does not include58## relocations for non-text sections. This is broken out of main.s to ensure59## that the data relocation for undef comes first.60# RUN: llvm-mc -g --filetype=obj %t/undef-data-reloc.s -triple=x86_64-pc-linux -o %t/undef-data-reloc.o61# RUN: llvm-nm --line-numbers %t/undef-data-reloc.o | FileCheck %s --check-prefix=UNDEF-DATA-RELOC --match-full-lines --implicit-check-not={{.}}62 63# UNDEF-DATA-RELOC: 0000000000000000 r data_reloc64# UNDEF-DATA-RELOC-NEXT: U undef65 66## Check that line numbers can be printed for data definitions. These are broken67## out of main.s since their DWARF cannot be generated with llvm-mc -g.68# RUN: llvm-mc -g --filetype=obj %t/data-dwarf.s -triple=x86_64-pc-linux -o %t/data-dwarf.o69# RUN: llvm-nm --line-numbers %t/data-dwarf.o | FileCheck %s --check-prefix=DATA-DWARF --match-full-lines --implicit-check-not={{.}}70 71# DATA-DWARF: 0000000000000000 D defined_data /tmp{{\\|/}}tmp.c:172 73#--- main.s74.text75.globl defined_global_function76defined_global_function:77 ret78 79defined_local_function:80 ret81 82absolute_symbol = 0x123483 84undefined_references:85 nop86 .long undef187 nop88 .long undef289 ret90 91# Note: llvm-mc -g produces no DWARF for data.92.data93data_no_dwarf:94 .byte 095 96.globl undef_no_reloc97 98# Note: llvm-mc -g does not produce DWARF for non-SHF_ALLOC sections.99.section no_alloc_text,"x",@progbits100function_no_dwarf:101 ret102 103#--- undef-no-reloc-sections.s104.globl undef105 106#--- undef-data-reloc.s107.globl undef108.rodata109data_reloc:110 .long undef111 112#--- data-dwarf.s113# char defined_data = 42114 .text115 .file "tmp.c"116 .file 0 "/tmp" "/tmp/tmp.c" md5 0x39602a53b15a32d6a622ca86936e88d7117 .file 1 "tmp.c" md5 0x39602a53b15a32d6a622ca86936e88d7118 .type defined_data,@object # @defined_data119 .data120 .globl defined_data121defined_data:122 .byte 42 # 0x2a123 .size defined_data, 1124 125 .section .debug_abbrev,"",@progbits126 .byte 1 # Abbreviation Code127 .byte 17 # DW_TAG_compile_unit128 .byte 1 # DW_CHILDREN_yes129 .byte 37 # DW_AT_producer130 .byte 37 # DW_FORM_strx1131 .byte 19 # DW_AT_language132 .byte 5 # DW_FORM_data2133 .byte 3 # DW_AT_name134 .byte 37 # DW_FORM_strx1135 .byte 114 # DW_AT_str_offsets_base136 .byte 23 # DW_FORM_sec_offset137 .byte 16 # DW_AT_stmt_list138 .byte 23 # DW_FORM_sec_offset139 .byte 27 # DW_AT_comp_dir140 .byte 37 # DW_FORM_strx1141 .byte 115 # DW_AT_addr_base142 .byte 23 # DW_FORM_sec_offset143 .byte 0 # EOM(1)144 .byte 0 # EOM(2)145 .byte 2 # Abbreviation Code146 .byte 52 # DW_TAG_variable147 .byte 0 # DW_CHILDREN_no148 .byte 3 # DW_AT_name149 .byte 37 # DW_FORM_strx1150 .byte 73 # DW_AT_type151 .byte 19 # DW_FORM_ref4152 .byte 63 # DW_AT_external153 .byte 25 # DW_FORM_flag_present154 .byte 58 # DW_AT_decl_file155 .byte 11 # DW_FORM_data1156 .byte 59 # DW_AT_decl_line157 .byte 11 # DW_FORM_data1158 .byte 2 # DW_AT_location159 .byte 24 # DW_FORM_exprloc160 .byte 0 # EOM(1)161 .byte 0 # EOM(2)162 .byte 3 # Abbreviation Code163 .byte 36 # DW_TAG_base_type164 .byte 0 # DW_CHILDREN_no165 .byte 3 # DW_AT_name166 .byte 37 # DW_FORM_strx1167 .byte 62 # DW_AT_encoding168 .byte 11 # DW_FORM_data1169 .byte 11 # DW_AT_byte_size170 .byte 11 # DW_FORM_data1171 .byte 0 # EOM(1)172 .byte 0 # EOM(2)173 .byte 0 # EOM(3)174 .section .debug_info,"",@progbits175.Lcu_begin0:176 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit177.Ldebug_info_start0:178 .short 5 # DWARF version number179 .byte 1 # DWARF Unit Type180 .byte 8 # Address Size (in bytes)181 .long .debug_abbrev # Offset Into Abbrev. Section182 .byte 1 # Abbrev [1] 0xc:0x22 DW_TAG_compile_unit183 .byte 0 # DW_AT_producer184 .short 12 # DW_AT_language185 .byte 1 # DW_AT_name186 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base187 .long .Lline_table_start0 # DW_AT_stmt_list188 .byte 2 # DW_AT_comp_dir189 .long .Laddr_table_base0 # DW_AT_addr_base190 .byte 2 # Abbrev [2] 0x1e:0xb DW_TAG_variable191 .byte 3 # DW_AT_name192 .long 41 # DW_AT_type193 # DW_AT_external194 .byte 1 # DW_AT_decl_file195 .byte 1 # DW_AT_decl_line196 .byte 2 # DW_AT_location197 .byte 161198 .byte 0199 .byte 3 # Abbrev [3] 0x29:0x4 DW_TAG_base_type200 .byte 4 # DW_AT_name201 .byte 6 # DW_AT_encoding202 .byte 1 # DW_AT_byte_size203 .byte 0 # End Of Children Mark204.Ldebug_info_end0:205 .section .debug_str_offsets,"",@progbits206 .long 24 # Length of String Offsets Set207 .short 5208 .short 0209.Lstr_offsets_base0:210 .section .debug_str,"MS",@progbits,1211.Linfo_string0:212 .asciz "Debian clang version 14.0.6" # string offset=0213.Linfo_string1:214 .asciz "/tmp/tmp.c" # string offset=28215.Linfo_string2:216 .asciz "/tmp" # string offset=39217.Linfo_string3:218 .asciz "defined_data" # string offset=44219.Linfo_string4:220 .asciz "char" # string offset=57221 .section .debug_str_offsets,"",@progbits222 .long .Linfo_string0223 .long .Linfo_string1224 .long .Linfo_string2225 .long .Linfo_string3226 .long .Linfo_string4227 .section .debug_addr,"",@progbits228 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution229.Ldebug_addr_start0:230 .short 5 # DWARF version number231 .byte 8 # Address size232 .byte 0 # Segment selector size233.Laddr_table_base0:234 .quad defined_data235.Ldebug_addr_end0:236 .ident "Debian clang version 14.0.6"237 .section ".note.GNU-stack","",@progbits238 .addrsig239 .section .debug_line,"",@progbits240.Lline_table_start0:241