1# clang++ main.cpp -g2 -O2 -S 2# int helper(int z_, int d_) { 3# return z_ + d_; 4# } 5 6 7 .text 8 .file "helper.cpp" 9 .globl _Z6helperii # -- Begin function _Z6helperii 10 .p2align 4, 0x90 11 .type _Z6helperii,@function 12_Z6helperii: # @_Z6helperii 13.Lfunc_begin0: 14 .file 0 "." "helper.cpp" md5 0x8020e02b87876b529416442978378ed0 15 .loc 0 1 0 # helper.cpp:1:0 16 .cfi_startproc 17# %bb.0: # %entry 18 #DEBUG_VALUE: helper:z_ <- $edi 19 #DEBUG_VALUE: helper:d_ <- $esi 20 # kill: def $esi killed $esi def $rsi 21 # kill: def $edi killed $edi def $rdi 22 .loc 0 2 13 prologue_end # helper.cpp:2:13 23 leal (%rdi,%rsi), %eax 24 .loc 0 2 3 is_stmt 0 # helper.cpp:2:3 25 retq 26.Ltmp0: 27.Lfunc_end0: 28 .size _Z6helperii, .Lfunc_end0-_Z6helperii 29 .cfi_endproc 30 # -- End function 31 .section .debug_abbrev,"",@progbits 32 .byte 1 # Abbreviation Code 33 .byte 17 # DW_TAG_compile_unit 34 .byte 1 # DW_CHILDREN_yes 35 .byte 37 # DW_AT_producer 36 .byte 37 # DW_FORM_strx1 37 .byte 19 # DW_AT_language 38 .byte 5 # DW_FORM_data2 39 .byte 3 # DW_AT_name 40 .byte 37 # DW_FORM_strx1 41 .byte 114 # DW_AT_str_offsets_base 42 .byte 23 # DW_FORM_sec_offset 43 .byte 16 # DW_AT_stmt_list 44 .byte 23 # DW_FORM_sec_offset 45 .byte 27 # DW_AT_comp_dir 46 .byte 37 # DW_FORM_strx1 47 .byte 17 # DW_AT_low_pc 48 .byte 27 # DW_FORM_addrx 49 .byte 18 # DW_AT_high_pc 50 .byte 6 # DW_FORM_data4 51 .byte 115 # DW_AT_addr_base 52 .byte 23 # DW_FORM_sec_offset 53 .byte 0 # EOM(1) 54 .byte 0 # EOM(2) 55 .byte 2 # Abbreviation Code 56 .byte 46 # DW_TAG_subprogram 57 .byte 1 # DW_CHILDREN_yes 58 .byte 17 # DW_AT_low_pc 59 .byte 27 # DW_FORM_addrx 60 .byte 18 # DW_AT_high_pc 61 .byte 6 # DW_FORM_data4 62 .byte 64 # DW_AT_frame_base 63 .byte 24 # DW_FORM_exprloc 64 .byte 122 # DW_AT_call_all_calls 65 .byte 25 # DW_FORM_flag_present 66 .byte 110 # DW_AT_linkage_name 67 .byte 37 # DW_FORM_strx1 68 .byte 3 # DW_AT_name 69 .byte 37 # DW_FORM_strx1 70 .byte 58 # DW_AT_decl_file 71 .byte 11 # DW_FORM_data1 72 .byte 59 # DW_AT_decl_line 73 .byte 11 # DW_FORM_data1 74 .byte 73 # DW_AT_type 75 .byte 19 # DW_FORM_ref4 76 .byte 63 # DW_AT_external 77 .byte 25 # DW_FORM_flag_present 78 .byte 0 # EOM(1) 79 .byte 0 # EOM(2) 80 .byte 3 # Abbreviation Code 81 .byte 5 # DW_TAG_formal_parameter 82 .byte 0 # DW_CHILDREN_no 83 .byte 2 # DW_AT_location 84 .byte 24 # DW_FORM_exprloc 85 .byte 3 # DW_AT_name 86 .byte 37 # DW_FORM_strx1 87 .byte 58 # DW_AT_decl_file 88 .byte 11 # DW_FORM_data1 89 .byte 59 # DW_AT_decl_line 90 .byte 11 # DW_FORM_data1 91 .byte 73 # DW_AT_type 92 .byte 19 # DW_FORM_ref4 93 .byte 0 # EOM(1) 94 .byte 0 # EOM(2) 95 .byte 4 # Abbreviation Code 96 .byte 36 # DW_TAG_base_type 97 .byte 0 # DW_CHILDREN_no 98 .byte 3 # DW_AT_name 99 .byte 37 # DW_FORM_strx1 100 .byte 62 # DW_AT_encoding 101 .byte 11 # DW_FORM_data1 102 .byte 11 # DW_AT_byte_size 103 .byte 11 # DW_FORM_data1 104 .byte 0 # EOM(1) 105 .byte 0 # EOM(2) 106 .byte 0 # EOM(3) 107 .section .debug_info,"",@progbits 108.Lcu_begin0: 109 .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit 110.Ldebug_info_start0: 111 .short 5 # DWARF version number 112 .byte 1 # DWARF Unit Type 113 .byte 8 # Address Size (in bytes) 114 .long .debug_abbrev # Offset Into Abbrev. Section 115 .byte 1 # Abbrev [1] 0xc:0x41 DW_TAG_compile_unit 116 .byte 0 # DW_AT_producer 117 .short 33 # DW_AT_language 118 .byte 1 # DW_AT_name 119 .long .Lstr_offsets_base0 # DW_AT_str_offsets_base 120 .long .Lline_table_start0 # DW_AT_stmt_list 121 .byte 2 # DW_AT_comp_dir 122 .byte 0 # DW_AT_low_pc 123 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 124 .long .Laddr_table_base0 # DW_AT_addr_base 125 .byte 2 # Abbrev [2] 0x23:0x25 DW_TAG_subprogram 126 .byte 0 # DW_AT_low_pc 127 .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc 128 .byte 1 # DW_AT_frame_base 129 .byte 87 130 # DW_AT_call_all_calls 131 .byte 3 # DW_AT_linkage_name 132 .byte 4 # DW_AT_name 133 .byte 0 # DW_AT_decl_file 134 .byte 1 # DW_AT_decl_line 135 .long 72 # DW_AT_type 136 # DW_AT_external 137 .byte 3 # Abbrev [3] 0x33:0xa DW_TAG_formal_parameter 138 .byte 1 # DW_AT_location 139 .byte 85 140 .byte 6 # DW_AT_name 141 .byte 0 # DW_AT_decl_file 142 .byte 1 # DW_AT_decl_line 143 .long 72 # DW_AT_type 144 .byte 3 # Abbrev [3] 0x3d:0xa DW_TAG_formal_parameter 145 .byte 1 # DW_AT_location 146 .byte 84 147 .byte 7 # DW_AT_name 148 .byte 0 # DW_AT_decl_file 149 .byte 1 # DW_AT_decl_line 150 .long 72 # DW_AT_type 151 .byte 0 # End Of Children Mark 152 .byte 4 # Abbrev [4] 0x48:0x4 DW_TAG_base_type 153 .byte 5 # DW_AT_name 154 .byte 5 # DW_AT_encoding 155 .byte 4 # DW_AT_byte_size 156 .byte 0 # End Of Children Mark 157.Ldebug_info_end0: 158 .section .debug_str_offsets,"",@progbits 159 .long 36 # Length of String Offsets Set 160 .short 5 161 .short 0 162.Lstr_offsets_base0: 163 .section .debug_str,"MS",@progbits,1 164.Linfo_string0: 165 .asciz "clang version 16.0.0" # string offset=0 166.Linfo_string1: 167 .asciz "helper.cpp" # string offset=134 168.Linfo_string2: 169 .asciz "." # string offset=145 170.Linfo_string3: 171 .asciz "_Z6helperii" # string offset=198 172.Linfo_string4: 173 .asciz "helper" # string offset=210 174.Linfo_string5: 175 .asciz "int" # string offset=217 176.Linfo_string6: 177 .asciz "z_" # string offset=221 178.Linfo_string7: 179 .asciz "d_" # string offset=224 180 .section .debug_str_offsets,"",@progbits 181 .long .Linfo_string0 182 .long .Linfo_string1 183 .long .Linfo_string2 184 .long .Linfo_string3 185 .long .Linfo_string4 186 .long .Linfo_string5 187 .long .Linfo_string6 188 .long .Linfo_string7 189 .section .debug_addr,"",@progbits 190 .long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution 191.Ldebug_addr_start0: 192 .short 5 # DWARF version number 193 .byte 8 # Address size 194 .byte 0 # Segment selector size 195.Laddr_table_base0: 196 .quad .Lfunc_begin0 197.Ldebug_addr_end0: 198 .ident "clang version 16.0.0" 199 .section ".note.GNU-stack","",@progbits 200 .addrsig 201 .section .debug_line,"",@progbits 202.Lline_table_start0: 203