# REQUIRES: system-linux # RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o # RUN: %clang %cflags -dwarf-5 %t1.o -o %t.exe -Wl,-q # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=CHECK %s # PRECHECK: DW_TAG_variable # PRECHECK: DW_AT_name [DW_FORM_strx1] # PRECHECK: DW_AT_type [DW_FORM_ref4] # PRECHECK: DW_AT_decl_file [DW_FORM_data1] # PRECHECK: DW_AT_decl_line [DW_FORM_data1] # PRECHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0, DW_OP_piece 0x4, DW_OP_addrx 0x1, DW_OP_piece 0x4) # CHECK: DW_TAG_variable # CHECK: DW_AT_name [DW_FORM_strx1] # CHECK: DW_AT_type [DW_FORM_ref4] # CHECK: DW_AT_decl_file [DW_FORM_data1] # CHECK: DW_AT_decl_line [DW_FORM_data1] # CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x2, DW_OP_piece 0x4, DW_OP_addrx 0x3, DW_OP_piece 0x4) ## This test checks that we update DW_AT_location [DW_FORM_exprloc] with multiple DW_OP_addrx. # struct pair {int i; int j; }; # static pair p; # int load() { # return p.i + p.j; # } # void store(int i, int j) { # p.i = i; # p.j = j; # } # int main() { # return 0; # } .text .file "main.cpp" .file 0 "task" "main.cpp" md5 0x02662c1bdb2472436fee6b36e4dca0e0 .globl _Z4loadv # -- Begin function _Z4loadv .p2align 4, 0x90 .type _Z4loadv,@function _Z4loadv: # @_Z4loadv .Lfunc_begin0: .loc 0 3 0 # main.cpp:3:0 .cfi_startproc # %bb.0: # %entry .loc 0 4 20 prologue_end # main.cpp:4:20 movl _ZL1p.1(%rip), %eax .loc 0 4 16 is_stmt 0 # main.cpp:4:16 addl _ZL1p.0(%rip), %eax .loc 0 4 5 # main.cpp:4:5 retq .Ltmp0: .Lfunc_end0: .size _Z4loadv, .Lfunc_end0-_Z4loadv .cfi_endproc # -- End function .globl _Z5storeii # -- Begin function _Z5storeii .p2align 4, 0x90 .type _Z5storeii,@function _Z5storeii: # @_Z5storeii .Lfunc_begin1: .loc 0 6 0 is_stmt 1 # main.cpp:6:0 .cfi_startproc # %bb.0: # %entry #DEBUG_VALUE: store:i <- $edi #DEBUG_VALUE: store:j <- $esi .loc 0 7 9 prologue_end # main.cpp:7:9 movl %edi, _ZL1p.0(%rip) .loc 0 8 11 # main.cpp:8:11 movl %esi, _ZL1p.1(%rip) .loc 0 9 1 # main.cpp:9:1 retq .Ltmp1: .Lfunc_end1: .size _Z5storeii, .Lfunc_end1-_Z5storeii .cfi_endproc # -- End function .globl main # -- Begin function main .p2align 4, 0x90 .type main,@function main: # @main .Lfunc_begin2: .loc 0 10 0 # main.cpp:10:0 .cfi_startproc # %bb.0: # %entry .loc 0 11 1 prologue_end # main.cpp:11:1 xorl %eax, %eax retq .Ltmp2: .Lfunc_end2: .size main, .Lfunc_end2-main .cfi_endproc # -- End function .type _ZL1p.0,@object # @_ZL1p.0 .local _ZL1p.0 .comm _ZL1p.0,4,4 .type _ZL1p.1,@object # @_ZL1p.1 .local _ZL1p.1 .comm _ZL1p.1,4,4 .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 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 110 # DW_AT_linkage_name .byte 37 # DW_FORM_strx1 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 3 # Abbreviation Code .byte 19 # DW_TAG_structure_type .byte 1 # DW_CHILDREN_yes .byte 54 # DW_AT_calling_convention .byte 11 # DW_FORM_data1 .byte 3 # DW_AT_name .byte 37 # DW_FORM_strx1 .byte 11 # DW_AT_byte_size .byte 11 # DW_FORM_data1 .byte 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 4 # Abbreviation Code .byte 13 # DW_TAG_member .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 58 # DW_AT_decl_file .byte 11 # DW_FORM_data1 .byte 59 # DW_AT_decl_line .byte 11 # DW_FORM_data1 .byte 56 # DW_AT_data_member_location .byte 11 # DW_FORM_data1 .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 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 6 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 0 # DW_CHILDREN_no .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 122 # DW_AT_call_all_calls .byte 25 # DW_FORM_flag_present .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 7 # 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 122 # DW_AT_call_all_calls .byte 25 # DW_FORM_flag_present .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 63 # DW_AT_external .byte 25 # DW_FORM_flag_present .byte 0 # EOM(1) .byte 0 # EOM(2) .byte 8 # 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 9 # Abbreviation Code .byte 46 # DW_TAG_subprogram .byte 0 # DW_CHILDREN_no .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 122 # DW_AT_call_all_calls .byte 25 # DW_FORM_flag_present .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 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:0x87 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_end2-.Lfunc_begin0 # DW_AT_high_pc .long .Laddr_table_base0 # DW_AT_addr_base .byte 2 # Abbrev [2] 0x23:0x12 DW_TAG_variable .byte 3 # DW_AT_name .long 53 # DW_AT_type .byte 0 # DW_AT_decl_file .byte 2 # DW_AT_decl_line .byte 8 # DW_AT_location .byte 161 .byte 0 .byte 147 .byte 4 .byte 161 .byte 1 .byte 147 .byte 4 .byte 8 # DW_AT_linkage_name .byte 3 # Abbrev [3] 0x35:0x19 DW_TAG_structure_type .byte 5 # DW_AT_calling_convention .byte 7 # DW_AT_name .byte 8 # DW_AT_byte_size .byte 0 # DW_AT_decl_file .byte 1 # DW_AT_decl_line .byte 4 # Abbrev [4] 0x3b:0x9 DW_TAG_member .byte 4 # DW_AT_name .long 78 # DW_AT_type .byte 0 # DW_AT_decl_file .byte 1 # DW_AT_decl_line .byte 0 # DW_AT_data_member_location .byte 4 # Abbrev [4] 0x44:0x9 DW_TAG_member .byte 6 # DW_AT_name .long 78 # DW_AT_type .byte 0 # DW_AT_decl_file .byte 1 # DW_AT_decl_line .byte 4 # DW_AT_data_member_location .byte 0 # End Of Children Mark .byte 5 # Abbrev [5] 0x4e:0x4 DW_TAG_base_type .byte 5 # DW_AT_name .byte 5 # DW_AT_encoding .byte 4 # DW_AT_byte_size .byte 6 # Abbrev [6] 0x52:0x10 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 87 # DW_AT_call_all_calls .byte 9 # DW_AT_linkage_name .byte 10 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 3 # DW_AT_decl_line .long 78 # DW_AT_type # DW_AT_external .byte 7 # Abbrev [7] 0x62:0x21 DW_TAG_subprogram .byte 3 # DW_AT_low_pc .long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 87 # DW_AT_call_all_calls .byte 11 # DW_AT_linkage_name .byte 12 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line # DW_AT_external .byte 8 # Abbrev [8] 0x6e:0xa DW_TAG_formal_parameter .byte 1 # DW_AT_location .byte 85 .byte 4 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line .long 78 # DW_AT_type .byte 8 # Abbrev [8] 0x78:0xa DW_TAG_formal_parameter .byte 1 # DW_AT_location .byte 84 .byte 6 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 6 # DW_AT_decl_line .long 78 # DW_AT_type .byte 0 # End Of Children Mark .byte 9 # Abbrev [9] 0x83:0xf DW_TAG_subprogram .byte 4 # DW_AT_low_pc .long .Lfunc_end2-.Lfunc_begin2 # DW_AT_high_pc .byte 1 # DW_AT_frame_base .byte 87 # DW_AT_call_all_calls .byte 13 # DW_AT_name .byte 0 # DW_AT_decl_file .byte 10 # DW_AT_decl_line .long 78 # DW_AT_type # DW_AT_external .byte 0 # End Of Children Mark .Ldebug_info_end0: .section .debug_str_offsets,"",@progbits .long 60 # 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 "main.cpp" # string offset=134 .Linfo_string2: .asciz "test" # string offset=143 .Linfo_string3: .asciz "p" # string offset=181 .Linfo_string4: .asciz "i" # string offset=183 .Linfo_string5: .asciz "int" # string offset=185 .Linfo_string6: .asciz "j" # string offset=189 .Linfo_string7: .asciz "pair" # string offset=191 .Linfo_string8: .asciz "_ZL1p" # string offset=196 .Linfo_string9: .asciz "_Z4loadv" # string offset=202 .Linfo_string10: .asciz "load" # string offset=211 .Linfo_string11: .asciz "_Z5storeii" # string offset=216 .Linfo_string12: .asciz "store" # string offset=227 .Linfo_string13: .asciz "main" # string offset=233 .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 .long .Linfo_string12 .long .Linfo_string13 .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 _ZL1p.0 .quad _ZL1p.1 .quad .Lfunc_begin0 .quad .Lfunc_begin1 .quad .Lfunc_begin2 .Ldebug_addr_end0: .ident "clang version 15.0.0" .section ".note.GNU-stack","",@progbits .addrsig .section .debug_line,"",@progbits .Lline_table_start0: