| # Source: |
| # unsigned char arr[0x100000]; |
| # Compile with: |
| # clang -O2 -gdwarf-3 -S 1.cpp -o 1.s --target=x86_64-pc-linux-gnu |
| |
| # RUN: llvm-mc -triple x86_64-pc-linux-gnu -o - -filetype obj < %s | \ |
| # RUN: llvm-dwarfdump -debug-info - | FileCheck %s |
| |
| # CHECK: DW_AT_count (0x00100000) |
| |
| .text |
| .file "1.cpp" |
| .file 1 "/llvm-project" "1.cpp" |
| .type arr,@object # @arr |
| .bss |
| .globl arr |
| .p2align 4 |
| arr: |
| .zero 1048576 |
| .size arr, 1048576 |
| |
| .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 14 # DW_FORM_strp |
| .byte 19 # DW_AT_language |
| .byte 5 # DW_FORM_data2 |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .byte 16 # DW_AT_stmt_list |
| .byte 6 # DW_FORM_data4 |
| .byte 27 # DW_AT_comp_dir |
| .byte 14 # DW_FORM_strp |
| .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 14 # DW_FORM_strp |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 63 # DW_AT_external |
| .byte 12 # DW_FORM_flag |
| .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 10 # DW_FORM_block1 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 3 # Abbreviation Code |
| .byte 1 # DW_TAG_array_type |
| .byte 1 # DW_CHILDREN_yes |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 4 # Abbreviation Code |
| .byte 33 # DW_TAG_subrange_type |
| .byte 0 # DW_CHILDREN_no |
| .byte 73 # DW_AT_type |
| .byte 19 # DW_FORM_ref4 |
| .byte 55 # DW_AT_count |
| .byte 6 # DW_FORM_data4 |
| .byte 0 # EOM(1) |
| .byte 0 # EOM(2) |
| .byte 5 # Abbreviation Code |
| .byte 36 # DW_TAG_base_type |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .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 6 # Abbreviation Code |
| .byte 36 # DW_TAG_base_type |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 14 # DW_FORM_strp |
| .byte 11 # DW_AT_byte_size |
| .byte 11 # DW_FORM_data1 |
| .byte 62 # DW_AT_encoding |
| .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 3 # DWARF version number |
| .long .debug_abbrev # Offset Into Abbrev. Section |
| .byte 8 # Address Size (in bytes) |
| .byte 1 # Abbrev [1] 0xb:0x47 DW_TAG_compile_unit |
| .long .Linfo_string0 # DW_AT_producer |
| .short 33 # DW_AT_language |
| .long .Linfo_string1 # DW_AT_name |
| .long .Lline_table_start0 # DW_AT_stmt_list |
| .long .Linfo_string2 # DW_AT_comp_dir |
| .byte 2 # Abbrev [2] 0x1e:0x16 DW_TAG_variable |
| .long .Linfo_string3 # DW_AT_name |
| .long 52 # DW_AT_type |
| .byte 1 # DW_AT_external |
| .byte 1 # DW_AT_decl_file |
| .byte 1 # DW_AT_decl_line |
| .byte 9 # DW_AT_location |
| .byte 3 |
| .quad arr |
| .byte 3 # Abbrev [3] 0x34:0xf DW_TAG_array_type |
| .long 67 # DW_AT_type |
| .byte 4 # Abbrev [4] 0x39:0x9 DW_TAG_subrange_type |
| .long 74 # DW_AT_type |
| .long 1048576 # DW_AT_count |
| .byte 0 # End Of Children Mark |
| .byte 5 # Abbrev [5] 0x43:0x7 DW_TAG_base_type |
| .long .Linfo_string4 # DW_AT_name |
| .byte 8 # DW_AT_encoding |
| .byte 1 # DW_AT_byte_size |
| .byte 6 # Abbrev [6] 0x4a:0x7 DW_TAG_base_type |
| .long .Linfo_string5 # DW_AT_name |
| .byte 8 # DW_AT_byte_size |
| .byte 7 # DW_AT_encoding |
| .byte 0 # End Of Children Mark |
| .Ldebug_info_end0: |
| .section .debug_str,"MS",@progbits,1 |
| .Linfo_string0: |
| .asciz "clang version 13.0.0" # string offset=0 |
| .Linfo_string1: |
| .asciz "1.cpp" # string offset=21 |
| .Linfo_string2: |
| .asciz "/llvm-project" # string offset=27 |
| .Linfo_string3: |
| .asciz "arr" # string offset=61 |
| .Linfo_string4: |
| .asciz "unsigned char" # string offset=65 |
| .Linfo_string5: |
| .asciz "__ARRAY_SIZE_TYPE__" # string offset=79 |
| .ident "clang version 13.0.0" |
| .section ".note.GNU-stack","",@progbits |
| .addrsig |
| .section .debug_line,"",@progbits |
| .Lline_table_start0: |