# clang++ helper2.cpp -O2 -g2 -gdwarf-4 -S -o helper2.s # int z1 = 0; # int d1 = 0; # # int helper31(int z_, int d_) { # z1 += z_; # d1 += d_; # return z1 * d1; # } # # # int z = 0; # int d = 0; # # int helper3(int z_, int d_) { # z += z_; # d += d_; # return z * d; # } .text .file "helper2.cpp" .file 1 "/dwarf4CrossCULocList" "helper2.cpp" .globl _Z8helper31ii # -- Begin function _Z8helper31ii .p2align 4, 0x90 .type _Z8helper31ii,@function _Z8helper31ii: # @_Z8helper31ii .Lfunc_begin0: .loc 1 4 0 # helper2.cpp:4:0 .cfi_startproc # %bb.0: # %entry #DEBUG_VALUE: helper31:z_ <- $edi #DEBUG_VALUE: helper31:d_ <- $esi movl %esi, %eax .Ltmp0: .loc 1 5 5 prologue_end # helper2.cpp:5:5 addl z1(%rip), %edi .Ltmp1: #DEBUG_VALUE: helper31:z_ <- [DW_OP_LLVM_entry_value 1] $edi .loc 1 6 5 # helper2.cpp:6:5 addl d1(%rip), %eax .loc 1 5 5 # helper2.cpp:5:5 movl %edi, z1(%rip) .loc 1 6 5 # helper2.cpp:6:5 movl %eax, d1(%rip) .loc 1 7 12 # helper2.cpp:7:12 imull %edi, %eax .loc 1 7 2 is_stmt 0 # helper2.cpp:7:2 retq .Ltmp2: .Lfunc_end0: .size _Z8helper31ii, .Lfunc_end0-_Z8helper31ii .cfi_endproc # -- End function .globl _Z7helper3ii # -- Begin function _Z7helper3ii .p2align 4, 0x90 .type _Z7helper3ii,@function _Z7helper3ii: # @_Z7helper3ii .Lfunc_begin1: .loc 1 14 0 is_stmt 1 # helper2.cpp:14:0 .cfi_startproc # %bb.0: # %entry #DEBUG_VALUE: helper3:z_ <- $edi #DEBUG_VALUE: helper3:d_ <- $esi movl %esi, %eax .Ltmp3: .loc 1 15 4 prologue_end # helper2.cpp:15:4 addl z(%rip), %edi .Ltmp4: #DEBUG_VALUE: helper3:z_ <- [DW_OP_LLVM_entry_value 1] $edi .loc 1 16 4 # helper2.cpp:16:4 addl d(%rip), %eax .loc 1 15 4 # helper2.cpp:15:4 movl %edi, z(%rip) .loc 1 16 4 # helper2.cpp:16:4 movl %eax, d(%rip) .loc 1 17 11 # helper2.cpp:17:11 imull %edi, %eax .loc 1 17 2 is_stmt 0 # helper2.cpp:17:2 retq .Ltmp5: .Lfunc_end1: .size _Z7helper3ii, .Lfunc_end1-_Z7helper3ii .cfi_endproc # -- End function .type z1,@object # @z1 .bss .globl z1 .p2align 2, 0x0 z1: .long 0 # 0x0 .size z1, 4 .type d1,@object # @d1 .globl d1 .p2align 2, 0x0 d1: .long 0 # 0x0 .size d1, 4 .type z,@object # @z .globl z .p2align 2, 0x0 z: .long 0 # 0x0 .size z, 4 .type d,@object # @d .globl d .p2align 2, 0x0 d: .long 0 # 0x0 .size d, 4 .section .debug_loc,"",@progbits .Ldebug_loc0: .quad .Lfunc_begin0-.Lfunc_begin0 .quad .Ltmp1-.Lfunc_begin0 .short 1 # Loc expr size .byte 85 # super-register DW_OP_reg5 .quad .Ltmp1-.Lfunc_begin0 .quad .Lfunc_end0-.Lfunc_begin0 .short 4 # Loc expr size .byte 243 # DW_OP_GNU_entry_value .byte 1 # 1 .byte 85 # super-register DW_OP_reg5 .byte 159 # DW_OP_stack_value .quad 0 .quad 0 .Ldebug_loc1: .quad .Lfunc_begin1-.Lfunc_begin0 .quad .Ltmp4-.Lfunc_begin0 .short 1 # Loc expr size .byte 85 # super-register DW_OP_reg5 .quad .Ltmp4-.Lfunc_begin0 .quad .Lfunc_end1-.Lfunc_begin0 .short 4 # Loc expr size .byte 243 # DW_OP_GNU_entry_value .byte 1 # 1 .byte 85 # super-register DW_OP_reg5 .byte 159 # DW_OP_stack_value .quad 0 .quad 0 .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 23 # DW_FORM_sec_offset .byte 27 # DW_AT_comp_dir .byte 14 # DW_FORM_strp .byte 17 # DW_AT_low_pc .byte 1 # DW_FORM_addr .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .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 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 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 4 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 1 # DW_CHILDREN_yes .byte 17 # DW_AT_low_pc .byte 1 # DW_FORM_addr .byte 18 # DW_AT_high_pc .byte 6 # DW_FORM_data4 .byte 64 # DW_AT_frame_base .byte 24 # DW_FORM_exprloc .ascii "\227B" # DW_AT_GNU_all_call_sites .byte 25 # DW_FORM_flag_present .byte 110 # DW_AT_linkage_name .byte 14 # DW_FORM_strp .byte 3 # DW_AT_name .byte 14 # DW_FORM_strp .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 5 # DW_TAG_formal_parameter .byte 0 # DW_CHILDREN_no .byte 2 # DW_AT_location .byte 23 # DW_FORM_sec_offset .byte 3 # DW_AT_name .byte 14 # DW_FORM_strp .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 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 14 # DW_FORM_strp .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 0 # EOM(3) .section .debug_info,"",@progbits .Lcu_begin0: .long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit .Ldebug_info_start0: .short 4 # DWARF version number .long .debug_abbrev # Offset Into Abbrev. Section .byte 8 # Address Size (in bytes) .byte 1 # Abbrev [1] 0xb:0xef 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 .quad .Lfunc_begin0 # DW_AT_low_pc .long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc .byte 2 # Abbrev [2] 0x2a:0x15 DW_TAG_variable .long .Linfo_string3 # DW_AT_name .long 63 # DW_AT_type # DW_AT_external .byte 1 # DW_AT_decl_file .byte 1 # DW_AT_decl_line .byte 9 # DW_AT_location .byte 3 .quad z1 .byte 3 # Abbrev [3] 0x3f:0x7 DW_TAG_base_type .long .Linfo_string4 # DW_AT_name .byte 5 # DW_AT_encoding .byte 4 # DW_AT_byte_size .byte 2 # Abbrev [2] 0x46:0x15 DW_TAG_variable .long .Linfo_string5 # DW_AT_name .long 63 # DW_AT_type # DW_AT_external .byte 1 # DW_AT_decl_file .byte 2 # DW_AT_decl_line .byte 9 # DW_AT_location .byte 3 .quad d1 .byte 2 # Abbrev [2] 0x5b:0x15 DW_TAG_variable .long .Linfo_string6 # DW_AT_name .long 63 # DW_AT_type # DW_AT_external .byte 1 # DW_AT_decl_file .byte 11 # DW_AT_decl_line .byte 9 # DW_AT_location .byte 3 .quad z .byte 2 # Abbrev [2] 0x70:0x15 DW_TAG_variable .long .Linfo_string7 # DW_AT_name .long 63 # DW_AT_type # DW_AT_external .byte 1 # DW_AT_decl_file .byte 12 # DW_AT_decl_line .byte 9 # DW_AT_location .byte 3 .quad d .byte 4 # Abbrev [4] 0x85:0x3a DW_TAG_subprogram .quad .Lfunc_begin0 # DW_AT_low_pc .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 87 # DW_AT_GNU_all_call_sites .long .Linfo_string8 # DW_AT_linkage_name .long .Linfo_string9 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 4 # DW_AT_decl_line .long 63 # DW_AT_type # DW_AT_external .byte 5 # Abbrev [5] 0xa2:0xf DW_TAG_formal_parameter .long .Ldebug_loc0 # DW_AT_location .long .Linfo_string12 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 4 # DW_AT_decl_line .long 63 # DW_AT_type .byte 6 # Abbrev [6] 0xb1:0xd DW_TAG_formal_parameter .byte 1 # DW_AT_location .byte 84 .long .Linfo_string13 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 4 # DW_AT_decl_line .long 63 # DW_AT_type .byte 0 # End Of Children Mark .byte 4 # Abbrev [4] 0xbf:0x3a DW_TAG_subprogram .quad .Lfunc_begin1 # DW_AT_low_pc .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 87 # DW_AT_GNU_all_call_sites .long .Linfo_string10 # DW_AT_linkage_name .long .Linfo_string11 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 14 # DW_AT_decl_line .long 63 # DW_AT_type # DW_AT_external .byte 5 # Abbrev [5] 0xdc:0xf DW_TAG_formal_parameter .long .Ldebug_loc1 # DW_AT_location .long .Linfo_string12 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 14 # DW_AT_decl_line .long 63 # DW_AT_type .byte 6 # Abbrev [6] 0xeb:0xd DW_TAG_formal_parameter .byte 1 # DW_AT_location .byte 84 .long .Linfo_string13 # DW_AT_name .byte 1 # DW_AT_decl_file .byte 14 # DW_AT_decl_line .long 63 # DW_AT_type .byte 0 # End Of Children Mark .byte 0 # End Of Children Mark .Ldebug_info_end0: .section .debug_str,"MS",@progbits,1 .Linfo_string0: .asciz "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" # string offset=0 .Linfo_string1: .asciz "helper2.cpp" # string offset=101 .Linfo_string2: .asciz "/dwarf4CrossCULocList" # string offset=113 .Linfo_string3: .asciz "z1" # string offset=172 .Linfo_string4: .asciz "int" # string offset=175 .Linfo_string5: .asciz "d1" # string offset=179 .Linfo_string6: .asciz "z" # string offset=182 .Linfo_string7: .asciz "d" # string offset=184 .Linfo_string8: .asciz "_Z8helper31ii" # string offset=186 .Linfo_string9: .asciz "helper31" # string offset=200 .Linfo_string10: .asciz "_Z7helper3ii" # string offset=209 .Linfo_string11: .asciz "helper3" # string offset=222 .Linfo_string12: .asciz "z_" # string offset=230 .Linfo_string13: .asciz "d_" # string offset=233 .ident "clang version 18.0.0 (git@github.com:llvm/llvm-project.git 37d6c1cc7d4dd3a8a47ba62254bc88521bd50d66)" .section ".note.GNU-stack","",@progbits .addrsig .section .debug_line,"",@progbits .Lline_table_start0: