1# Copyright 2020 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# Set up the DWARF for the test. 17 18set main_str_label [Dwarf::_compute_label info_string3] 19set int_str_label [Dwarf::_compute_label info_string4] 20set main_die_label [Dwarf::_compute_label main_die_label] 21set int_die_label [Dwarf::_compute_label int_die_label] 22 23set debug_str \ 24 [list \ 25 "$main_str_label:" \ 26 " .asciz \"main\"" \ 27 "$int_str_label:" \ 28 " .asciz \"int\""] 29 30set debug_names \ 31 [list \ 32 " .4byte .Ldebug_names_end - .Ldebug_names_start" \ 33 ".Ldebug_names_start:" \ 34 " .short 5 # Header: version" \ 35 " .short 0 # Header: padding" \ 36 " .long 1 # Header: compilation unit count" \ 37 " .long 0 # Header: local type unit count" \ 38 " .long 0 # Header: foreign type unit count" \ 39 " .long 2 # Header: bucket count" \ 40 " .long 2 # Header: name count" \ 41 " .long .Lnames_abbrev_end0-.Lnames_abbrev_start0 " \ 42 " # Header: abbreviation table size" \ 43 " .long 8 # Header: augmentation string size" \ 44 " .ascii \"LLVM0700\" # Header: augmentation string" \ 45 " .long .Lcu1_begin # Compilation unit 0" \ 46 " .long 1 # Bucket 0" \ 47 " .long 0 # Bucket 1" \ 48 " .long 193495088 # Hash in Bucket 0" \ 49 " .long 2090499946 # Hash in Bucket 0" \ 50 " .long $int_str_label # String in Bucket 0: int" \ 51 " .long $main_str_label # String in Bucket 0: main" \ 52 " .long .Lnames1-.Lnames_entries0 # Offset in Bucket 0" \ 53 " .long .Lnames0-.Lnames_entries0 # Offset in Bucket 0" \ 54 ".Lnames_abbrev_start0:" \ 55 " .byte 46 # Abbrev code" \ 56 " .byte 46 # DW_TAG_subprogram" \ 57 " .byte 3 # DW_IDX_die_offset" \ 58 " .byte 19 # DW_FORM_ref4" \ 59 " .byte 0 # End of abbrev" \ 60 " .byte 0 # End of abbrev" \ 61 " .byte 36 # Abbrev code" \ 62 " .byte 36 # DW_TAG_base_type" \ 63 " .byte 3 # DW_IDX_die_offset" \ 64 " .byte 19 # DW_FORM_ref4" \ 65 " .byte 0 # End of abbrev" \ 66 " .byte 0 # End of abbrev" \ 67 " .byte 0 # End of abbrev list" \ 68 ".Lnames_abbrev_end0:" \ 69 ".Lnames_entries0:" \ 70 ".Lnames1:" \ 71 " .byte 36 # Abbreviation code" \ 72 " .long $int_die_label - .Lcu1_begin # DW_IDX_die_offset" \ 73 " .long 0 # End of list: int" \ 74 ".Lnames0:" \ 75 " .byte 46 # Abbreviation code" \ 76 " .long $main_die_label - .Lcu1_begin # DW_IDX_die_offset" \ 77 " .long 0 # End of list: main" \ 78 " .p2align 2" \ 79 ".Ldebug_names_end:"] 80 81Dwarf::assemble $asm_file { 82 global srcdir subdir srcfile 83 global main_start main_length 84 85 cu {} { 86 DW_TAG_compile_unit { 87 {DW_AT_language @DW_LANG_C} 88 {DW_AT_name clang-debug-names.c} 89 {DW_AT_comp_dir /tmp} 90 91 } { 92 global int_die_label 93 global main_die_label 94 95 define_label $int_die_label 96 base_type { 97 {name "int"} 98 {encoding @DW_ATE_signed} 99 {byte_size 4 DW_FORM_sdata} 100 } 101 102 define_label $main_die_label 103 subprogram { 104 {name main} 105 {type :$int_die_label} 106 {low_pc $main_start addr} 107 {high_pc "$main_start + $main_length" addr} 108 } 109 } 110 } 111 112 _defer_output .debug_str { 113 global debug_str 114 _emit [join $debug_str "\n"] 115 } 116 117 _defer_output .debug_names { 118 global debug_names 119 _emit [join $debug_names "\n"] 120 } 121} 122