# clang++ -ffunction-sections -g2 -gdwarf-4
# Manually modified to use ranges like what generates sometimes -fbasic-block-sections=all
# int doStuff(int val) {
# if (val)
# ++val;
# return val;
# }
#
# int main(int argc, const char** argv) {
# return doStuff(argc);
# }
.text
.file "main.cpp"
.section .text._Z7doStuffi,"ax",@progbits
.globl _Z7doStuffi # -- Begin function _Z7doStuffi
.p2align 4, 0x90
.type _Z7doStuffi,@function
_Z7doStuffi: # @_Z7doStuffi
.Lfunc_begin0:
.file 1 "/subprogramRanges" "main.cpp"
.loc 1 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, -4(%rbp)
.Ltmp0:
.loc 1 2 7 prologue_end # main.cpp:2:7
cmpl $0, -4(%rbp)
.Ltmp1:
.loc 1 2 7 is_stmt 0 # main.cpp:2:7
je .LBB0_2
# %bb.1: # %if.then
.Ltmp2:
.loc 1 3 5 is_stmt 1 # main.cpp:3:5
movl -4(%rbp), %eax
addl $1, %eax
movl %eax, -4(%rbp)
.Ltmp3:
.LBB0_2: # %if.end
.loc 1 4 10 # main.cpp:4:10
movl -4(%rbp), %eax
.loc 1 4 3 epilogue_begin is_stmt 0 # main.cpp:4:3
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp4:
.Lfunc_end0:
.size _Z7doStuffi, .Lfunc_end0-_Z7doStuffi
.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 1 7 0 is_stmt 1 # main.cpp:7:0
.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 $16, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp5:
.loc 1 8 21 prologue_end # main.cpp:8:21
movl -8(%rbp), %edi
.loc 1 8 13 is_stmt 0 # main.cpp:8:13
callq _Z7doStuffi
.loc 1 8 5 epilogue_begin # main.cpp:8:5
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp6:
.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 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 85 # DW_AT_ranges
.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 85 # DW_AT_ranges
.byte 23 # DW_FORM_sec_offset
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.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 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 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 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
.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 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 6 # 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 7 # Abbreviation Code
.byte 38 # DW_TAG_const_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 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x9f 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 0 # DW_AT_low_pc
.long .Ldebug_ranges0 # DW_AT_ranges
.byte 2 # Abbrev [2] 0x2a:0x2c DW_TAG_subprogram
.long .Ldebug_ranges1 # DW_AT_ranges
.byte 1 # DW_AT_frame_base
.byte 86
.long .Linfo_string3 # DW_AT_linkage_name
.long .Linfo_string4 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 132 # DW_AT_type
# DW_AT_external
.byte 3 # Abbrev [3] 0x47:0xe DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 124
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 132 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 4 # Abbrev [4] 0x56:0x36 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 86
.long .Linfo_string6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 132 # DW_AT_type
# DW_AT_external
.byte 3 # Abbrev [3] 0x6f:0xe DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.long .Linfo_string8 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 132 # DW_AT_type
.byte 3 # Abbrev [3] 0x7d:0xe DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.long .Linfo_string9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.long 144 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 5 # Abbrev [5] 0x8c:0x7 DW_TAG_base_type
.long .Linfo_string5 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 6 # Abbrev [6] 0x93:0x5 DW_TAG_pointer_type
.long 144 # DW_AT_type
.byte 6 # Abbrev [6] 0x98:0x5 DW_TAG_pointer_type
.long 149 # DW_AT_type
.byte 7 # Abbrev [7] 0x9d:0x5 DW_TAG_const_type
.long 154 # DW_AT_type
.byte 5 # Abbrev [5] 0xa2:0x7 DW_TAG_base_type
.long .Linfo_string10 # 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_ranges,"",@progbits
.Ldebug_ranges0:
.quad .Lfunc_begin0
.quad .Lfunc_end0
.quad .Lfunc_begin1
.quad .Lfunc_end1
.quad 0
.quad 0
.Ldebug_ranges1:
.quad .Lfunc_begin0
.quad .Lfunc_end0
.quad 0
.quad 0
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 17.0.0 (https://github.com/llvm/llvm-project.git 640e07c49037cca41a1bfbeb916b569d8c950aea)" # string offset=0
.Linfo_string1:
.asciz "main.cpp" # string offset=105
.Linfo_string2:
.asciz "/subprogramRanges" # string offset=114
.Linfo_string3:
.asciz "_Z7doStuffi" # string offset=169
.Linfo_string4:
.asciz "doStuff" # string offset=181
.Linfo_string5:
.asciz "int" # string offset=189
.Linfo_string6:
.asciz "main" # string offset=193
.Linfo_string7:
.asciz "val" # string offset=198
.Linfo_string8:
.asciz "argc" # string offset=202
.Linfo_string9:
.asciz "argv" # string offset=207
.Linfo_string10:
.asciz "char" # string offset=212
.ident "clang version 17.0.0 (https://github.com/llvm/llvm-project.git 640e07c49037cca41a1bfbeb916b569d8c950aea)"
.section ".note.GNU-stack","",@progbits
.addrsig
.addrsig_sym _Z7doStuffi
.section .debug_line,"",@progbits
.Lline_table_start0:
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