| ## Check that printing line numbers isn't attempted for files like bitcode, |
| ## which have symbols but limited/no section or debug info. |
| # RUN: llvm-nm --line-numbers %p/Inputs/test.IRobj-x86_64 | FileCheck %s --check-prefix=BITCODE --match-full-lines --implicit-check-not={{.}} |
| # BITCODE: ---------------- S _global_const |
| # BITCODE-NEXT: ---------------- D _global_data |
| # BITCODE-NEXT: ---------------- T _global_func |
| # BITCODE-NEXT: ---------------- S _hidden_const |
| # BITCODE-NEXT: ---------------- D _hidden_data |
| # BITCODE-NEXT: ---------------- T _hidden_func |
| # BITCODE-NEXT: ---------------- s _static_const |
| # BITCODE-NEXT: ---------------- d _static_data |
| # BITCODE-NEXT: ---------------- t _static_func |
| |
| ## Check that various symbol types can use debug information if available to |
| ## print line numbers, and if unavailable, don't print anything erroneous. The |
| ## specific cases checked are given by the symbol names below. Other test cases |
| ## place requirements on the contents of the whole file, so they are kept out |
| ## of main.o. |
| # RUN: rm -rf %t |
| # RUN: split-file %s %t |
| # RUN: llvm-mc -g --filetype=obj -triple=x86_64-pc-linux %t/main.s -o %t/main.o |
| # RUN: llvm-nm -l %t/main.o | FileCheck %s --match-full-lines --implicit-check-not={{.}} |
| # RUN: llvm-nm --line-numbers %t/main.o | FileCheck %s --match-full-lines --implicit-check-not={{.}} |
| |
| # CHECK: 0000000000001234 a absolute_symbol |
| # CHECK-NEXT: 0000000000000000 d data_no_dwarf |
| # CHECK-NEXT: 0000000000000000 T defined_global_function [[FILENAME:.*main.s]]:4 |
| # CHECK-NEXT: 0000000000000001 t defined_local_function [[FILENAME]]:7 |
| # CHECK-NEXT: 0000000000000000 t function_no_dwarf |
| # CHECK-NEXT: U undef1 [[FILENAME]]:12 |
| # CHECK-NEXT: U undef2 [[FILENAME]]:14 |
| # CHECK-NEXT: U undef_no_reloc |
| # CHECK-NEXT: 0000000000000002 t undefined_references [[FILENAME]]:12 |
| |
| ## Check that in the absence of DWARF in the whole object, no line number |
| ## information is printed. |
| # RUN: llvm-mc --filetype=obj %t/main.s -triple=x86_64-pc-linux -o %t/no-dwarf.o |
| # RUN: llvm-nm -l %t/no-dwarf.o | FileCheck %s --check-prefix=NO-DWARF --match-full-lines --implicit-check-not={{.}} |
| |
| # NO-DWARF: 0000000000001234 a absolute_symbol |
| # NO-DWARF-NEXT: 0000000000000000 d data_no_dwarf |
| # NO-DWARF-NEXT: 0000000000000000 T defined_global_function |
| # NO-DWARF-NEXT: 0000000000000001 t defined_local_function |
| # NO-DWARF-NEXT: 0000000000000000 t function_no_dwarf |
| # NO-DWARF-NEXT: U undef1 |
| # NO-DWARF-NEXT: U undef2 |
| # NO-DWARF-NEXT: U undef_no_reloc |
| # NO-DWARF-NEXT: 0000000000000002 t undefined_references |
| |
| ## Check that printing line numbers for undefined values is not attempted in |
| ## the absence of any relocation section. |
| # RUN: llvm-mc --filetype=obj %t/undef-no-reloc-sections.s -triple=x86_64-pc-linux -o %t/undef-no-reloc-sections.o |
| # 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={{.}} |
| |
| # UNDEF-NO-RELOC-SECTIONS: U undef |
| |
| ## Check that printing line numbers for undefined values does not include |
| ## relocations for non-text sections. This is broken out of main.s to ensure |
| ## that the data relocation for undef comes first. |
| # RUN: llvm-mc -g --filetype=obj %t/undef-data-reloc.s -triple=x86_64-pc-linux -o %t/undef-data-reloc.o |
| # RUN: llvm-nm --line-numbers %t/undef-data-reloc.o | FileCheck %s --check-prefix=UNDEF-DATA-RELOC --match-full-lines --implicit-check-not={{.}} |
| |
| # UNDEF-DATA-RELOC: 0000000000000000 r data_reloc |
| # UNDEF-DATA-RELOC-NEXT: U undef |
| |
| ## Check that line numbers can be printed for data definitions. These are broken |
| ## out of main.s since their DWARF cannot be generated with llvm-mc -g. |
| # RUN: llvm-mc -g --filetype=obj %t/data-dwarf.s -triple=x86_64-pc-linux -o %t/data-dwarf.o |
| # RUN: llvm-nm --line-numbers %t/data-dwarf.o | FileCheck %s --check-prefix=DATA-DWARF --match-full-lines --implicit-check-not={{.}} |
| |
| # DATA-DWARF: 0000000000000000 D defined_data /tmp{{\\|/}}tmp.c:1 |
| |
| #--- main.s |
| .text |
| .globl defined_global_function |
| defined_global_function: |
| ret |
| |
| defined_local_function: |
| ret |
| |
| absolute_symbol = 0x1234 |
| |
| undefined_references: |
| nop |
| .long undef1 |
| nop |
| .long undef2 |
| ret |
| |
| # Note: llvm-mc -g produces no DWARF for data. |
| .data |
| data_no_dwarf: |
| .byte 0 |
| |
| .globl undef_no_reloc |
| |
| # Note: llvm-mc -g does not produce DWARF for non-SHF_ALLOC sections. |
| .section no_alloc_text,"x",@progbits |
| function_no_dwarf: |
| ret |
| |
| #--- undef-no-reloc-sections.s |
| .globl undef |
| |
| #--- undef-data-reloc.s |
| .globl undef |
| .rodata |
| data_reloc: |
| .long undef |
| |
| #--- data-dwarf.s |
| # char defined_data = 42 |
| .text |
| .file "tmp.c" |
| .file 0 "/tmp" "/tmp/tmp.c" md5 0x39602a53b15a32d6a622ca86936e88d7 |
| .file 1 "tmp.c" md5 0x39602a53b15a32d6a622ca86936e88d7 |
| .type defined_data,@object # @defined_data |
| .data |
| .globl defined_data |
| defined_data: |
| .byte 42 # 0x2a |
| .size defined_data, 1 |
| |
| .section .debug_abbrev,"",@progbits |
| .byte 1 # Abbreviation Code |
| .byte 17 # DW_TAG_compile_unit |
| .byte 1 # DW_CHILDREN_yes |
| .byte 37 # DW_AT_producer |
| .byte 37 # DW_FORM_strx1 |
| .byte 19 # DW_AT_language |
| .byte 5 # DW_FORM_data2 |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .byte 114 # DW_AT_str_offsets_base |
| .byte 23 # DW_FORM_sec_offset |
| .byte 16 # DW_AT_stmt_list |
| .byte 23 # DW_FORM_sec_offset |
| .byte 27 # DW_AT_comp_dir |
| .byte 37 # DW_FORM_strx1 |
| .byte 115 # DW_AT_addr_base |
| .byte 23 # DW_FORM_sec_offset |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 2 # Abbreviation Code |
| .byte 52 # DW_TAG_variable |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 63 # DW_AT_external |
| .byte 25 # DW_FORM_flag_present |
| .byte 58 # DW_AT_decl_file |
| .byte 11 # DW_FORM_data1 |
| .byte 59 # DW_AT_decl_line |
| .byte 11 # DW_FORM_data1 |
| .byte 2 # DW_AT_location |
| .byte 24 # DW_FORM_exprloc |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 3 # Abbreviation Code |
| .byte 36 # DW_TAG_base_type |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .byte 62 # DW_AT_encoding |
| .byte 11 # DW_FORM_data1 |
| .byte 11 # DW_AT_byte_size |
| .byte 11 # DW_FORM_data1 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 0 # EOM(3) |
| .section .debug_info,"",@progbits |
| .Lcu_begin0: |
| .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit |
| .Ldebug_info_start0: |
| .short 5 # DWARF version number |
| .byte 1 # DWARF Unit Type |
| .byte 8 # Address Size (in bytes) |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 1 # Abbrev [1] 0xc:0x22 DW_TAG_compile_unit |
| .byte 0 # DW_AT_producer |
| .short 12 # DW_AT_language |
| .byte 1 # DW_AT_name |
| .long .Lstr_offsets_base0 # DW_AT_str_offsets_base |
| .long .Lline_table_start0 # DW_AT_stmt_list |
| .byte 2 # DW_AT_comp_dir |
| .long .Laddr_table_base0 # DW_AT_addr_base |
| .byte 2 # Abbrev [2] 0x1e:0xb DW_TAG_variable |
| .byte 3 # DW_AT_name |
| .long 41 # DW_AT_type |
| # DW_AT_external |
| .byte 1 # DW_AT_decl_file |
| .byte 1 # DW_AT_decl_line |
| .byte 2 # DW_AT_location |
| .byte 161 |
| .byte 0 |
| .byte 3 # Abbrev [3] 0x29:0x4 DW_TAG_base_type |
| .byte 4 # DW_AT_name |
| .byte 6 # DW_AT_encoding |
| .byte 1 # DW_AT_byte_size |
| .byte 0 # End Of Children Mark |
| .Ldebug_info_end0: |
| .section .debug_str_offsets,"",@progbits |
| .long 24 # Length of String Offsets Set |
| .short 5 |
| .short 0 |
| .Lstr_offsets_base0: |
| .section .debug_str,"MS",@progbits,1 |
| .Linfo_string0: |
| .asciz "Debian clang version 14.0.6" # string offset=0 |
| .Linfo_string1: |
| .asciz "/tmp/tmp.c" # string offset=28 |
| .Linfo_string2: |
| .asciz "/tmp" # string offset=39 |
| .Linfo_string3: |
| .asciz "defined_data" # string offset=44 |
| .Linfo_string4: |
| .asciz "char" # string offset=57 |
| .section .debug_str_offsets,"",@progbits |
| .long .Linfo_string0 |
| .long .Linfo_string1 |
| .long .Linfo_string2 |
| .long .Linfo_string3 |
| .long .Linfo_string4 |
| .section .debug_addr,"",@progbits |
| .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution |
| .Ldebug_addr_start0: |
| .short 5 # DWARF version number |
| .byte 8 # Address size |
| .byte 0 # Segment selector size |
| .Laddr_table_base0: |
| .quad defined_data |
| .Ldebug_addr_end0: |
| .ident "Debian clang version 14.0.6" |
| .section ".note.GNU-stack","",@progbits |
| .addrsig |
| .section .debug_line,"",@progbits |
| .Lline_table_start0: |
