gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.S

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2007-2019 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 /* Debug information */
  19
  20         .section .debug_info
  21 .Lcu1_begin:
  22         /* CU header */
  23         .4byte  .Lcu1_end - .Lcu1_start         /* Length of Compilation Unit */
  24 .Lcu1_start:
  25         .2byte  2                               /* DWARF Version */
  26         .4byte  .Labbrev1_begin                 /* Offset into abbrev section */
  27         .byte   4                               /* Pointer size */
  28
  29         /* CU die */
  30         .uleb128 1                              /* Abbrev: DW_TAG_compile_unit */
  31         .4byte  cu_text_end                     /* DW_AT_high_pc */
  32         .4byte  cu_text_start                   /* DW_AT_low_pc */
  33         .ascii  "file1.txt\0"                   /* DW_AT_name */
  34         .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
  35         .byte   1                               /* DW_AT_language (C) */
  36
  37 .Ltype_int:
  38         .uleb128        3                       /* Abbrev: DW_TAG_base_type */
  39         .ascii          "int\0"                 /* DW_AT_name */
  40         .byte           4                       /* DW_AT_byte_size */
  41         .byte           5                       /* DW_AT_encoding */
  42
  43         /* func_nofb */
  44         .uleb128        5                       /* Abbrev: DW_TAG_subprogram (no fb) */
  45         .ascii          "func_nofb\0"           /* DW_AT_name */
  46         .4byte          func_nofb_start         /* DW_AT_low_pc */
  47         .4byte          func_nofb_end           /* DW_AT_high_pc */
  48
  49         .uleb128        7                       /* Abbrev: DW_TAG_variable (location) */
  50         .ascii          "func_nofb_var\0"       /* DW_AT_name */
  51         .byte           2f - 1f                 /* DW_AT_location */
  52 1:      .byte           0x91                    /*   DW_OP_fbreg */
  53         .sleb128        0                       /*   0 */
  54 2:      .4byte          .Ltype_int-.Lcu1_begin  /* DW_AT_type */
  55
  56         .byte           0                       /* End of children of func */
  57
  58         /* func_loopfb */
  59         .uleb128        6                       /* Abbrev: DW_TAG_subprogram (loop fb) */
  60         .ascii          "func_loopfb\0"         /* DW_AT_name */
  61         .4byte          func_loopfb_start       /* DW_AT_low_pc */
  62         .4byte          func_loopfb_end         /* DW_AT_high_pc */
  63         .byte           2f - 1f                 /* DW_AT_frame_base */
  64 1:      .byte           0x91                    /*   DW_OP_fbreg */
  65         .sleb128        0                       /*   0 */
  66 2:
  67
  68         .uleb128        7                       /* Abbrev: DW_TAG_variable (location) */
  69         .ascii          "func_loopfb_var\0"     /* DW_AT_name */
  70         .byte           2f - 1f                 /* DW_AT_location */
  71 1:      .byte           0x91                    /*   DW_OP_fbreg */
  72         .sleb128        0                       /*   0 */
  73 2:      .4byte          .Ltype_int-.Lcu1_begin  /* DW_AT_type */
  74
  75         .byte           0                       /* End of children of func */
  76
  77         .byte           0                       /* End of children of CU */
  78
  79 .Lcu1_end:
  80
  81 /* Abbrev table */
  82         .section .debug_abbrev
  83 .Labbrev1_begin:
  84         .uleb128        1                       /* Abbrev code */
  85         .uleb128        0x11                    /* DW_TAG_compile_unit */
  86         .byte           1                       /* has_children */
  87         .uleb128        0x12                    /* DW_AT_high_pc */
  88         .uleb128        0x1                     /* DW_FORM_addr */
  89         .uleb128        0x11                    /* DW_AT_low_pc */
  90         .uleb128        0x1                     /* DW_FORM_addr */
  91         .uleb128        0x3                     /* DW_AT_name */
  92         .uleb128        0x8                     /* DW_FORM_string */
  93         .uleb128        0x25                    /* DW_AT_producer */
  94         .uleb128        0x8                     /* DW_FORM_string */
  95         .uleb128        0x13                    /* DW_AT_language */
  96         .uleb128        0xb                     /* DW_FORM_data1 */
  97         .byte           0x0                     /* Terminator */
  98         .byte           0x0                     /* Terminator */
  99
 100         .uleb128        3                       /* Abbrev code */
 101         .uleb128        0x24                    /* DW_TAG_base_type */
 102         .byte           0                       /* has_children */
 103         .uleb128        0x3                     /* DW_AT_name */
 104         .uleb128        0x8                     /* DW_FORM_string */
 105         .uleb128        0xb                     /* DW_AT_byte_size */
 106         .uleb128        0xb                     /* DW_FORM_data1 */
 107         .uleb128        0x3e                    /* DW_AT_encoding */
 108         .uleb128        0xb                     /* DW_FORM_data1 */
 109         .byte           0x0                     /* Terminator */
 110         .byte           0x0                     /* Terminator */
 111
 112         .uleb128        5                       /* Abbrev code */
 113         .uleb128        0x2e                    /* DW_TAG_subprogram (no fb) */
 114         .byte           1                       /* has_children */
 115         .uleb128        0x3                     /* DW_AT_name */
 116         .uleb128        0x8                     /* DW_FORM_string */
 117         .uleb128        0x11                    /* DW_AT_low_pc */
 118         .uleb128        0x1                     /* DW_FORM_addr */
 119         .uleb128        0x12                    /* DW_AT_high_pc */
 120         .uleb128        0x1                     /* DW_FORM_addr */
 121         .byte           0x0                     /* Terminator */
 122         .byte           0x0                     /* Terminator */
 123
 124         .uleb128        6                       /* Abbrev code */
 125         .uleb128        0x2e                    /* DW_TAG_subprogram (loop fb) */
 126         .byte           1                       /* has_children */
 127         .uleb128        0x3                     /* DW_AT_name */
 128         .uleb128        0x8                     /* DW_FORM_string */
 129         .uleb128        0x11                    /* DW_AT_low_pc */
 130         .uleb128        0x1                     /* DW_FORM_addr */
 131         .uleb128        0x12                    /* DW_AT_high_pc */
 132         .uleb128        0x1                     /* DW_FORM_addr */
 133         .uleb128        0x40                    /* DW_AT_frame_base */
 134         .uleb128        0xa                     /* DW_FORM_block1 */
 135         .byte           0x0                     /* Terminator */
 136         .byte           0x0                     /* Terminator */
 137
 138         .uleb128        7                       /* Abbrev code (location) */
 139         .uleb128        0x34                    /* DW_TAG_variable */
 140         .byte           0                       /* has_children */
 141         .uleb128        0x3                     /* DW_AT_name */
 142         .uleb128        0x8                     /* DW_FORM_string */
 143         .uleb128        0x2                     /* DW_AT_location */
 144         .uleb128        0xa                     /* DW_FORM_block1 */
 145         .uleb128        0x49                    /* DW_AT_type */
 146         .uleb128        0x13                    /* DW_FORM_ref4 */
 147         .byte           0x0                     /* Terminator */
 148         .byte           0x0                     /* Terminator */
 149
 150         .byte           0x0                     /* Terminator */
 151         .byte           0x0                     /* Terminator */