gdb/testsuite/gdb.dwarf2/dup-psym.S

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2005-2022 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 /* Dummy function to provide debug information for.  */
  19
  20         .text
  21 .Lbegin_text1:
  22         .globl func_cu1
  23         .type func_cu1, %function
  24 func_cu1:
  25 .Lbegin_func_cu1:
  26         .int 0
  27 .Lend_func_cu1:
  28         .size func_cu1, .-func_cu1
  29 .Lend_text1:
  30
  31 /* Debug information */
  32
  33         .section .debug_info
  34 .Lcu1_begin:
  35         /* CU header */
  36         .4byte  .Lcu1_end - .Lcu1_start         /* Length of Compilation Unit */
  37 .Lcu1_start:
  38         .2byte  2                               /* DWARF Version */
  39         .4byte  .Labbrev1_begin                 /* Offset into abbrev section */
  40         .byte   4                               /* Pointer size */
  41
  42         /* CU die */
  43         .uleb128 1                              /* Abbrev: DW_TAG_compile_unit */
  44         .4byte  .Lline1_begin                   /* DW_AT_stmt_list */
  45         .4byte  .Lend_text1                     /* DW_AT_high_pc */
  46         .4byte  .Lbegin_text1                   /* DW_AT_low_pc */
  47         .ascii  "foo/file1.txt\0"               /* DW_AT_name */
  48         .ascii  "/tmp/dup\0"                    /* DW_AT_comp_dir */
  49         .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
  50         .byte   1                               /* DW_AT_language (C) */
  51
  52         /* func_cu1 */
  53         .uleb128        2                       /* Abbrev: DW_TAG_subprogram */
  54         .byte           1                       /* DW_AT_external */
  55         .byte           1                       /* DW_AT_decl_file */
  56         .byte           2                       /* DW_AT_decl_line */
  57         .ascii          "func_cu1\0"            /* DW_AT_name */
  58         .4byte          .Ltype_int-.Lcu1_begin  /* DW_AT_type */
  59         .4byte          .Lbegin_func_cu1        /* DW_AT_low_pc */
  60         .4byte          .Lend_func_cu1          /* DW_AT_high_pc */
  61         .byte           1                       /* DW_AT_frame_base: length */
  62         .byte           0x55                    /* DW_AT_frame_base: DW_OP_reg5 */
  63
  64 .Ltype_int:
  65         .uleb128        3                       /* Abbrev: DW_TAG_base_type */
  66         .ascii          "int\0"                 /* DW_AT_name */
  67         .byte           4                       /* DW_AT_byte_size */
  68         .byte           5                       /* DW_AT_encoding */
  69
  70         .byte           0                       /* End of children of CU */
  71
  72 .Lcu1_end:
  73
  74 /* Abbrev table */
  75         .section .debug_abbrev
  76 .Labbrev1_begin:
  77         .uleb128        1                       /* Abbrev code */
  78         .uleb128        0x11                    /* DW_TAG_compile_unit */
  79         .byte           1                       /* has_children */
  80         .uleb128        0x10                    /* DW_AT_stmt_list */
  81         .uleb128        0x6                     /* DW_FORM_data4 */
  82         .uleb128        0x12                    /* DW_AT_high_pc */
  83         .uleb128        0x1                     /* DW_FORM_addr */
  84         .uleb128        0x11                    /* DW_AT_low_pc */
  85         .uleb128        0x1                     /* DW_FORM_addr */
  86         .uleb128        0x3                     /* DW_AT_name */
  87         .uleb128        0x8                     /* DW_FORM_string */
  88         .uleb128        0x1b                    /* DW_AT_comp_dir */
  89         .uleb128        0x8                     /* DW_FORM_string */
  90         .uleb128        0x25                    /* DW_AT_producer */
  91         .uleb128        0x8                     /* DW_FORM_string */
  92         .uleb128        0x13                    /* DW_AT_language */
  93         .uleb128        0xb                     /* DW_FORM_data1 */
  94         .byte           0x0                     /* Terminator */
  95         .byte           0x0                     /* Terminator */
  96
  97         .uleb128        2                       /* Abbrev code */
  98         .uleb128        0x2e                    /* DW_TAG_subprogram */
  99         .byte           0                       /* has_children */
 100         .uleb128        0x3f                    /* DW_AT_external */
 101         .uleb128        0xc                     /* DW_FORM_flag */
 102         .uleb128        0x3a                    /* DW_AT_decl_file */
 103         .uleb128        0xb                     /* DW_FORM_data1 */
 104         .uleb128        0x3b                    /* DW_AT_decl_line */
 105         .uleb128        0xb                     /* DW_FORM_data1 */
 106         .uleb128        0x3                     /* DW_AT_name */
 107         .uleb128        0x8                     /* DW_FORM_string */
 108         .uleb128        0x49                    /* DW_AT_type */
 109         .uleb128        0x13                    /* DW_FORM_ref4 */
 110         .uleb128        0x11                    /* DW_AT_low_pc */
 111         .uleb128        0x1                     /* DW_FORM_addr */
 112         .uleb128        0x12                    /* DW_AT_high_pc */
 113         .uleb128        0x1                     /* DW_FORM_addr */
 114         .uleb128        0x40                    /* DW_AT_frame_base */
 115         .uleb128        0xa                     /* DW_FORM_block1 */
 116         .byte           0x0                     /* Terminator */
 117         .byte           0x0                     /* Terminator */
 118
 119         .uleb128        3                       /* Abbrev code */
 120         .uleb128        0x24                    /* DW_TAG_base_type */
 121         .byte           0                       /* has_children */
 122         .uleb128        0x3                     /* DW_AT_name */
 123         .uleb128        0x8                     /* DW_FORM_string */
 124         .uleb128        0xb                     /* DW_AT_byte_size */
 125         .uleb128        0xb                     /* DW_FORM_data1 */
 126         .uleb128        0x3e                    /* DW_AT_encoding */
 127         .uleb128        0xb                     /* DW_FORM_data1 */
 128         .byte           0x0                     /* Terminator */
 129         .byte           0x0                     /* Terminator */
 130
 131         .byte           0x0                     /* Terminator */
 132         .byte           0x0                     /* Terminator */
 133
 134 /* Line table */
 135         .section .debug_line
 136 .Lline1_begin:
 137         .4byte          .Lline1_end - .Lline1_start     /* Initial length */
 138 .Lline1_start:
 139         .2byte          2                       /* Version */
 140         .4byte          .Lline1_lines - .Lline1_hdr     /* header_length */
 141 .Lline1_hdr:
 142         .byte           1                       /* Minimum insn length */
 143         .byte           1                       /* default_is_stmt */
 144         .byte           1                       /* line_base */
 145         .byte           1                       /* line_range */
 146         .byte           0x10                    /* opcode_base */
 147
 148         /* Standard lengths */
 149         .byte           0
 150         .byte           1
 151         .byte           1
 152         .byte           1
 153         .byte           1
 154         .byte           0
 155         .byte           0
 156         .byte           0
 157         .byte           1
 158         .byte           0
 159         .byte           0
 160         .byte           1
 161         .byte           0
 162         .byte           0
 163         .byte           0
 164
 165         /* Include directories */
 166         .ascii  "/tmp/dup/foo\0"
 167         .byte           0
 168
 169         /* File names */
 170         .ascii          "file1.txt\0"
 171         .uleb128        1
 172         .uleb128        0
 173         .uleb128        0
 174
 175         .byte           0
 176
 177 .Lline1_lines:
 178         .byte           0       /* DW_LNE_set_address */
 179         .uleb128        5
 180         .byte           2
 181         .4byte          .Lbegin_func_cu1
 182
 183         .byte           3       /* DW_LNS_advance_line */
 184         .sleb128        3       /* ... to 4 */
 185
 186         .byte           1       /* DW_LNS_copy */
 187
 188         .byte           1       /* DW_LNS_copy (second time as an end-of-prologue marker) */
 189
 190         .byte           0       /* DW_LNE_set_address */
 191         .uleb128        5
 192         .byte           2
 193         .4byte          .Lend_func_cu1
 194
 195         .byte           0       /* DW_LNE_end_of_sequence */
 196         .uleb128        1
 197         .byte           1
 198
 199 .Lline1_end: