# clang++ -g2 -fdebug-types-section -gdwarf-5 -ffunction-sections
# int foo(int i) {
# if (i == 1)
# return 2;
# return 1;
# }
# int main(int argc, char* argv[]) {
# int j = argc;
# if (j ==3)
# j+= foo(argc);
# return j;
# }
.text
.file "main.cpp"
.section .text._Z3fooi,"ax",@progbits
.globl _Z3fooi # -- Begin function _Z3fooi
.p2align 4, 0x90
.type _Z3fooi,@function
_Z3fooi: # @_Z3fooi
.Lfunc_begin0:
.file 0 "/test" "main.cpp" md5 0x485e4f4a4784830c686905cfd190e444
.loc 0 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movl %edi, -8(%rbp)
.Ltmp0:
.loc 0 2 9 prologue_end # main.cpp:2:9
cmpl $1, -8(%rbp)
.Ltmp1:
.loc 0 2 7 is_stmt 0 # main.cpp:2:7
jne .LBB0_2
# %bb.1: # %if.then
.Ltmp2:
.loc 0 3 5 is_stmt 1 # main.cpp:3:5
movl $2, -4(%rbp)
jmp .LBB0_3
.Ltmp3:
.LBB0_2: # %if.end
.loc 0 4 3 # main.cpp:4:3
movl $1, -4(%rbp)
.LBB0_3: # %return
.loc 0 5 1 # main.cpp:5:1
movl -4(%rbp), %eax
.loc 0 5 1 epilogue_begin is_stmt 0 # main.cpp:5:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp4:
.Lfunc_end0:
.size _Z3fooi, .Lfunc_end0-_Z3fooi
.cfi_endproc
# -- End function
.section .text.main,"ax",@progbits
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 6 0 is_stmt 1 # main.cpp:6:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $32, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp5:
.loc 0 7 11 prologue_end # main.cpp:7:11
movl -8(%rbp), %eax
.loc 0 7 7 is_stmt 0 # main.cpp:7:7
movl %eax, -20(%rbp)
.Ltmp6:
.loc 0 8 9 is_stmt 1 # main.cpp:8:9
cmpl $3, -20(%rbp)
.Ltmp7:
.loc 0 8 7 is_stmt 0 # main.cpp:8:7
jne .LBB1_2
# %bb.1: # %if.then
.Ltmp8:
.loc 0 9 13 is_stmt 1 # main.cpp:9:13
movl -8(%rbp), %edi
.loc 0 9 9 is_stmt 0 # main.cpp:9:9
callq _Z3fooi
.loc 0 9 6 # main.cpp:9:6
addl -20(%rbp), %eax
movl %eax, -20(%rbp)
.Ltmp9:
.LBB1_2: # %if.end
.loc 0 10 10 is_stmt 1 # main.cpp:10:10
movl -20(%rbp), %eax
.loc 0 10 3 epilogue_begin is_stmt 0 # main.cpp:10:3
addq $32, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp10:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.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 1 # DW_FORM_addr
.byte 85 # DW_AT_ranges
.byte 35 # DW_FORM_rnglistx
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 116 # DW_AT_rnglists_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 1 # DW_CHILDREN_yes
.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 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.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 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.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 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.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 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.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 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.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 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 7 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.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:0x7f DW_TAG_compile_unit
.byte 0 # DW_AT_producer
.short 33 # 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
.quad 0 # DW_AT_low_pc
.byte 0 # DW_AT_ranges
.long .Laddr_table_base0 # DW_AT_addr_base
.long .Lrnglists_table_base0 # DW_AT_rnglists_base
.byte 2 # Abbrev [2] 0x2b:0x1c 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 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 120 # DW_AT_type
# DW_AT_external
.byte 3 # Abbrev [3] 0x3b:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 120 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 4 # Abbrev [4] 0x47:0x31 DW_TAG_subprogram
.byte 1 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 120 # DW_AT_type
# DW_AT_external
.byte 3 # Abbrev [3] 0x56:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 8 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 120 # DW_AT_type
.byte 3 # Abbrev [3] 0x61:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 9 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 124 # DW_AT_type
.byte 5 # Abbrev [5] 0x6c:0xb DW_TAG_variable
.byte 2 # DW_AT_location
.byte 145
.byte 108
.byte 11 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 120 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x78:0x4 DW_TAG_base_type
.byte 5 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 7 # Abbrev [7] 0x7c:0x5 DW_TAG_pointer_type
.long 129 # DW_AT_type
.byte 7 # Abbrev [7] 0x81:0x5 DW_TAG_pointer_type
.long 134 # DW_AT_type
.byte 6 # Abbrev [6] 0x86:0x4 DW_TAG_base_type
.byte 10 # 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_rnglists,"",@progbits
.long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
.Ldebug_list_header_start0:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 1 # Offset entry count
.Lrnglists_table_base0:
.long .Ldebug_ranges0-.Lrnglists_table_base0
.Ldebug_ranges0:
.byte 3 # DW_RLE_startx_length
.byte 0 # start index
.uleb128 .Lfunc_end0-.Lfunc_begin0 # length
.byte 3 # DW_RLE_startx_length
.byte 1 # start index
.uleb128 .Lfunc_end1-.Lfunc_begin1 # length
.byte 0 # DW_RLE_end_of_list
.Ldebug_list_header_end0:
.section .debug_str_offsets,"",@progbits
.long 52 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 18.0.0git" # string offset=0
.Linfo_string1:
.asciz "main.cpp" # string offset=24
.Linfo_string2:
.asciz "/test" # string offset=33
.Linfo_string3:
.asciz "_Z3fooi" # string offset=71
.Linfo_string4:
.asciz "foo" # string offset=79
.Linfo_string5:
.asciz "int" # string offset=83
.Linfo_string6:
.asciz "main" # string offset=87
.Linfo_string7:
.asciz "i" # string offset=92
.Linfo_string8:
.asciz "argc" # string offset=94
.Linfo_string9:
.asciz "argv" # string offset=99
.Linfo_string10:
.asciz "char" # string offset=104
.Linfo_string11:
.asciz "j" # string offset=109
.section .debug_str_offsets,"",@progbits
.long .Linfo_string0
.long .Linfo_string1
.long .Linfo_string2
.long .Linfo_string3
.long .Linfo_string4
.long .Linfo_string5
.long .Linfo_string6
.long .Linfo_string7
.long .Linfo_string8
.long .Linfo_string9
.long .Linfo_string10
.long .Linfo_string11
.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
.quad .Lfunc_begin1
.Ldebug_addr_end0:
.ident "clang version 18.0.0git"
.section ".note.GNU-stack","",@progbits
.addrsig
.addrsig_sym _Z3fooi
.section .debug_line,"",@progbits
.Lline_table_start0:
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