| # clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp |
| # llc -O0 -mtriple=x86_64-unknown-linux-gnu helper.ll |
| # int z = 0; |
| # int d = 0; |
| # |
| # int helper(int z_, int d_) { |
| # z += z_; |
| # d += d_; |
| # return z * d; |
| # } |
| |
| .text |
| .file "helper.cpp" |
| .file 0 "." "helper.cpp" md5 0xe635924a35b65444173d0c76a54b866f |
| .globl _Z6helperii # -- Begin function _Z6helperii |
| .p2align 4, 0x90 |
| .type _Z6helperii,@function |
| _Z6helperii: # @_Z6helperii |
| .Lfunc_begin0: |
| .loc 0 4 0 # helper.cpp:4:0 |
| .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, -4(%rbp) |
| movl %esi, -8(%rbp) |
| .Ltmp0: |
| .loc 0 5 7 prologue_end # helper.cpp:5:7 |
| movl -4(%rbp), %eax |
| .loc 0 5 4 is_stmt 0 # helper.cpp:5:4 |
| addl z, %eax |
| movl %eax, z |
| .loc 0 6 7 is_stmt 1 # helper.cpp:6:7 |
| movl -8(%rbp), %eax |
| .loc 0 6 4 is_stmt 0 # helper.cpp:6:4 |
| addl d, %eax |
| movl %eax, d |
| .loc 0 7 9 is_stmt 1 # helper.cpp:7:9 |
| movl z, %eax |
| .loc 0 7 11 is_stmt 0 # helper.cpp:7:11 |
| imull d, %eax |
| .loc 0 7 2 # helper.cpp:7:2 |
| popq %rbp |
| .cfi_def_cfa %rsp, 8 |
| retq |
| .Ltmp1: |
| .Lfunc_end0: |
| .size _Z6helperii, .Lfunc_end0-_Z6helperii |
| .cfi_endproc |
| # -- End function |
| .type z,@object # @z |
| .bss |
| .globl z |
| .p2align 2 |
| z: |
| .long 0 # 0x0 |
| .size z, 4 |
| |
| .type d,@object # @d |
| .globl d |
| .p2align 2 |
| d: |
| .long 0 # 0x0 |
| .size d, 4 |
| |
| .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 52 # DW_TAG_variable |
| .byte 0 # DW_CHILDREN_no |
| .byte 3 # DW_AT_name |
| .byte 37 # DW_FORM_strx1 |
| .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 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 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 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 5 # 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 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:0x59 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 |
| .byte 2 # 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_variable |
| .byte 3 # DW_AT_name |
| .long 46 # DW_AT_type |
| # DW_AT_external |
| .byte 0 # DW_AT_decl_file |
| .byte 1 # DW_AT_decl_line |
| .byte 2 # DW_AT_location |
| .byte 161 |
| .byte 0 |
| .byte 3 # Abbrev [3] 0x2e:0x4 DW_TAG_base_type |
| .byte 4 # DW_AT_name |
| .byte 5 # DW_AT_encoding |
| .byte 4 # DW_AT_byte_size |
| .byte 2 # Abbrev [2] 0x32:0xb DW_TAG_variable |
| .byte 5 # DW_AT_name |
| .long 46 # DW_AT_type |
| # DW_AT_external |
| .byte 0 # DW_AT_decl_file |
| .byte 2 # DW_AT_decl_line |
| .byte 2 # DW_AT_location |
| .byte 161 |
| .byte 1 |
| .byte 4 # Abbrev [4] 0x3d:0x27 DW_TAG_subprogram |
| .byte 2 # DW_AT_low_pc |
| .long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc |
| .byte 1 # DW_AT_frame_base |
| .byte 86 |
| .byte 6 # DW_AT_linkage_name |
| .byte 7 # DW_AT_name |
| .byte 0 # DW_AT_decl_file |
| .byte 4 # DW_AT_decl_line |
| .long 46 # DW_AT_type |
| # DW_AT_external |
| .byte 5 # Abbrev [5] 0x4d:0xb DW_TAG_formal_parameter |
| .byte 2 # DW_AT_location |
| .byte 145 |
| .byte 124 |
| .byte 8 # DW_AT_name |
| .byte 0 # DW_AT_decl_file |
| .byte 4 # DW_AT_decl_line |
| .long 46 # DW_AT_type |
| .byte 5 # Abbrev [5] 0x58:0xb DW_TAG_formal_parameter |
| .byte 2 # DW_AT_location |
| .byte 145 |
| .byte 120 |
| .byte 9 # DW_AT_name |
| .byte 0 # DW_AT_decl_file |
| .byte 4 # DW_AT_decl_line |
| .long 46 # DW_AT_type |
| .byte 0 # End Of Children Mark |
| .byte 0 # End Of Children Mark |
| .Ldebug_info_end0: |
| .section .debug_str_offsets,"",@progbits |
| .long 44 # Length of String Offsets Set |
| .short 5 |
| .short 0 |
| .Lstr_offsets_base0: |
| .section .debug_str,"MS",@progbits,1 |
| .Linfo_string0: |
| .asciz "clang version 15.0.0" # string offset=0 |
| .Linfo_string1: |
| .asciz "helper.cpp" # string offset=21 |
| .Linfo_string2: |
| .asciz "." # string offset=32 |
| .Linfo_string3: |
| .asciz "z" # string offset=34 |
| .Linfo_string4: |
| .asciz "int" # string offset=36 |
| .Linfo_string5: |
| .asciz "d" # string offset=40 |
| .Linfo_string6: |
| .asciz "_Z6helperii" # string offset=42 |
| .Linfo_string7: |
| .asciz "helper" # string offset=54 |
| .Linfo_string8: |
| .asciz "z_" # string offset=61 |
| .Linfo_string9: |
| .asciz "d_" # string offset=64 |
| .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 |
| .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 z |
| .quad d |
| .quad .Lfunc_begin0 |
| .Ldebug_addr_end0: |
| .ident "clang version 15.0.0" |
| .section ".note.GNU-stack","",@progbits |
| .section .debug_line,"",@progbits |
| .Lline_table_start0: |
