gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.S

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2015 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         .section .data
  19 aa551234:       .byte   0xaa, 0x55, 0x12, 0x34
  20
  21         .section .debug_info
  22 .Lcu1_begin:
  23         /* CU header */
  24         .4byte  .Lcu1_end - .Lcu1_start         /* Length of Compilation Unit */
  25 .Lcu1_start:
  26         .2byte  2                               /* DWARF Version */
  27         .4byte  .Labbrev1_begin                 /* Offset into abbrev section */
  28         .byte   4                               /* Pointer size */
  29
  30         /* CU die */
  31         .uleb128 1                              /* Abbrev: DW_TAG_compile_unit */
  32         .ascii  "file1.txt\0"                   /* DW_AT_name */
  33         .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
  34         .byte   2                               /* DW_LANG_C (C) */
  35
  36 .L2byte_type:
  37         .uleb128        2                       /* Abbrev: DW_TAG_base_type */
  38         .ascii          "2byte\0"               /* DW_AT_name */
  39         .byte           2                       /* DW_AT_byte_size */
  40         .byte           7                       /* DW_AT_encoding: DW_ATE_unsigned */
  41
  42 .L4byte_type:
  43         .uleb128        2                       /* Abbrev: DW_TAG_base_type */
  44         .ascii          "4byte\0"               /* DW_AT_name */
  45         .byte           4                       /* DW_AT_byte_size */
  46         .byte           7                       /* DW_AT_encoding: DW_ATE_unsigned */
  47
  48 .L8byte_type:
  49         .uleb128        2                       /* Abbrev: DW_TAG_base_type */
  50         .ascii          "8byte\0"               /* DW_AT_name */
  51         .byte           4                       /* DW_AT_byte_size */
  52         .byte           7                       /* DW_AT_encoding: DW_ATE_unsigned */
  53
  54         .uleb128        3                       /* Abbrev: DW_TAG_variable */
  55         .ascii          "stack2\0"              /* DW_AT_name */
  56         .4byte          .L2byte_type-.Lcu1_begin        /* DW_AT_type */
  57         .byte           2f - 1f                 /* DW_AT_location */
  58 1:      .byte           0x31                    /*   DW_OP_lit1 */
  59         .byte           0x9f                    /*   DW_OP_stack_value */
  60 2:
  61
  62         .uleb128        3                       /* Abbrev: DW_TAG_variable */
  63         .ascii          "stack8\0"              /* DW_AT_name */
  64         .4byte          .L8byte_type-.Lcu1_begin        /* DW_AT_type */
  65         .byte           2f - 1f                 /* DW_AT_location */
  66 1:      .byte           0x31                    /*   DW_OP_lit1 */
  67         .byte           0x9f                    /*   DW_OP_stack_value */
  68 2:
  69
  70         .uleb128        3                       /* Abbrev: DW_TAG_variable */
  71         .ascii          "implicit4to2\0"        /* DW_AT_name */
  72         .4byte          .L2byte_type-.Lcu1_begin        /* DW_AT_type */
  73         .byte           3f - 1f                 /* DW_AT_location */
  74 1:      .byte           0x9e                    /*   DW_OP_implicit_value */
  75         .uleb128        3f - 2f
  76 2:      .byte           0x11, 0x22, 0x33, 0x44
  77 3:
  78
  79         .uleb128        3                       /* Abbrev: DW_TAG_variable */
  80         .ascii          "implicit4to4\0"        /* DW_AT_name */
  81         .4byte          .L4byte_type-.Lcu1_begin        /* DW_AT_type */
  82         .byte           3f - 1f                 /* DW_AT_location */
  83 1:      .byte           0x9e                    /*   DW_OP_implicit_value */
  84         .uleb128        3f - 2f
  85 2:      .byte           0x11, 0x22, 0x33, 0x44
  86 3:
  87
  88         .byte           0                       /* End of children of CU */
  89
  90 .Lcu1_end:
  91
  92 /* Abbrev table */
  93         .section .debug_abbrev
  94 .Labbrev1_begin:
  95         .uleb128        1                       /* Abbrev code */
  96         .uleb128        0x11                    /* DW_TAG_compile_unit */
  97         .byte           1                       /* has_children */
  98         .uleb128        0x3                     /* DW_AT_name */
  99         .uleb128        0x8                     /* DW_FORM_string */
 100         .uleb128        0x25                    /* DW_AT_producer */
 101         .uleb128        0x8                     /* DW_FORM_string */
 102         .uleb128        0x13                    /* DW_AT_language */
 103         .uleb128        0xb                     /* DW_FORM_data1 */
 104         .byte           0x0                     /* Terminator */
 105         .byte           0x0                     /* Terminator */
 106
 107         .uleb128        2                       /* Abbrev code */
 108         .uleb128        0x24                    /* DW_TAG_base_type */
 109         .byte           0                       /* has_children */
 110         .uleb128        0x3                     /* DW_AT_name */
 111         .uleb128        0x8                     /* DW_FORM_string */
 112         .uleb128        0xb                     /* DW_AT_byte_size */
 113         .uleb128        0xb                     /* DW_FORM_data1 */
 114         .uleb128        0x3e                    /* DW_AT_encoding */
 115         .uleb128        0xb                     /* DW_FORM_data1 */
 116         .byte           0x0                     /* Terminator */
 117         .byte           0x0                     /* Terminator */
 118
 119         .uleb128        3                       /* Abbrev code */
 120         .uleb128        0x34                    /* DW_TAG_variable */
 121         .byte           0                       /* has_children */
 122         .uleb128        0x3                     /* DW_AT_name */
 123         .uleb128        0x8                     /* DW_FORM_string */
 124         .uleb128        0x49                    /* DW_AT_type */
 125         .uleb128        0x13                    /* DW_FORM_ref4 */
 126         .uleb128        0x2                     /* DW_AT_location */
 127         .uleb128        0xa                     /* DW_FORM_block1 */
 128         .byte           0x0                     /* Terminator */
 129         .byte           0x0                     /* Terminator */
 130
 131         .byte           0x0                     /* Terminator */
 132         .byte           0x0                     /* Terminator */