# REQUIRES: system-linux ## Check that BOLT correctly prints debug line comments for DWARF-5. # RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o # RUN: %clang %cflags -dwarf-5 %t1.o -o %t.exe -Wl,-q # RUN: llvm-bolt %t.exe --update-debug-sections --print-debug-info \ # RUN: --print-after-lowering -o %t.bolt | FileCheck %s # CHECK: xorq %rdi, %rdi # debug line main.c:2:5 # __attribute__((naked)) void _start() { # __asm__( # "xor %rdi, %rdi\n" // exit code 0 # "mov $60, %rax\n" // syscall number for exit # "syscall\n" # ); # } .file "main.c" .text .globl _start # -- Begin function _start .p2align 4 .type _start,@function _start: # @_start .Lfunc_begin0: .file 0 "/home/gpastukhov/tmp2" "main.c" md5 0x94c0e54a615c2a21415ddb904991abd8 .cfi_startproc # %bb.0: .loc 0 2 5 prologue_end # main.c:2:5 #APP xorq %rdi, %rdi movq $60, %rax syscall #NO_APP .Ltmp0: .Lfunc_end0: .size _start, .Lfunc_end0-_start .cfi_endproc # -- End function .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 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .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 46 # DW_TAG_subprogram .byte 0 # DW_CHILDREN_no .byte 17 # DW_AT_low_pc .byte 27 # DW_FORM_addrx .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 64 # DW_AT_frame_base .byte 24 # DW_FORM_exprloc .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 63 # DW_AT_external .byte 25 # DW_FORM_flag_present .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:0x23 DW_TAG_compile_unit .byte 0 # DW_AT_producer .short 29 # 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 .byte 0 # DW_AT_low_pc .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc .long .Laddr_table_base0 # DW_AT_addr_base .byte 2 # Abbrev [2] 0x23:0xb DW_TAG_subprogram .byte 0 # DW_AT_low_pc .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 87 .byte 3 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 1 # DW_AT_decl_line # DW_AT_external .byte 0 # End Of Children Mark .Ldebug_info_end0: .section .debug_str_offsets,"",@progbits .long 20 # Length of String Offsets Set .short 5 .short 0 .Lstr_offsets_base0: .section .debug_str,"MS",@progbits,1 .Linfo_string0: .asciz "clang version 20.1.8 (CentOS 20.1.8-1.el9)" # string offset=0 .Linfo_string1: .asciz "main.c" # string offset=43 .Linfo_string2: .asciz "/home/gpastukhov/tmp2" # string offset=50 .Linfo_string3: .asciz "_start" # string offset=72 .section .debug_str_offsets,"",@progbits .long .Linfo_string0 .long .Linfo_string1 .long .Linfo_string2 .long .Linfo_string3 .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 .Lfunc_begin0 .Ldebug_addr_end0: .ident "clang version 20.1.8 (CentOS 20.1.8-1.el9)" .section ".note.GNU-stack","",@progbits .addrsig .section .debug_line,"",@progbits .Lline_table_start0: