1 /* Definitions for the data structures and codes used in VMS debugging. 2 Copyright (C) 2001-2013 Free Software Foundation, Inc. 3 4 This file is part of GCC. 5 6 GCC is free software; you can redistribute it and/or modify it under 7 the terms of the GNU General Public License as published by the Free 8 Software Foundation; either version 3, or (at your option) any later 9 version. 10 11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 12 WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GCC; see the file COPYING3. If not see 18 <http://www.gnu.org/licenses/>. */ 19 20 #ifndef GCC_VMSDBG_H 21 #define GCC_VMSDBG_H 1 22 23 /* We define types and constants used in VMS Debug output. Note that the 24 structs only approximate the output that is written. We write the output 25 explicitly, field by field. This output would only agree with the 26 structs in this file if no padding were done. The sizes after each 27 struct are the size actually written, which is usually smaller than the 28 size of the struct. */ 29 30 /* Header type codes. */ 31 typedef enum _DST_TYPE {DST_K_TBG = 0x17, 32 DST_K_SOURCE = 155, DST_K_PROLOG = 162, 33 DST_K_BLKBEG = 176, DST_K_BLKEND = 177, 34 DST_K_LINE_NUM = 185, DST_K_MODBEG = 188, 35 DST_K_MODEND = 189, DST_K_RTNBEG = 190, 36 DST_K_RTNEND = 191} DST_DTYPE; 37 38 /* Header. */ 39 40 typedef struct _DST_HEADER 41 { 42 union 43 { 44 unsigned short int dst_w_length; 45 unsigned short int dst_x_length; 46 } dst__header_length; 47 union 48 { 49 ENUM_BITFIELD (_DST_TYPE) dst_w_type : 16; 50 ENUM_BITFIELD (_DST_TYPE) dst_x_type : 16; 51 } dst__header_type; 52 } DST_HEADER; 53 #define DST_K_DST_HEADER_SIZE sizeof 4 54 55 /* Language type codes. */ 56 typedef enum _DST_LANGUAGE {DST_K_FORTRAN = 1, DST_K_C = 7, DST_K_ADA = 9, 57 DST_K_UNKNOWN = 10, DST_K_CXX = 15} DST_LANGUAGE; 58 59 /* Module header (a module is the result of a single compilation). */ 60 61 typedef struct _DST_MODULE_BEGIN 62 { 63 DST_HEADER dst_a_modbeg_header; 64 struct 65 { 66 unsigned dst_v_modbeg_hide : 1; 67 unsigned dst_v_modbeg_version : 1; 68 unsigned dst_v_modbeg_unused : 6; 69 } dst_b_modbeg_flags; 70 unsigned char dst_b_modbeg_unused; 71 DST_LANGUAGE dst_l_modbeg_language; 72 unsigned short int dst_w_version_major; 73 unsigned short int dst_w_version_minor; 74 unsigned char dst_b_modbeg_name; 75 } DST_MODULE_BEGIN; 76 #define DST_K_MODBEG_SIZE 15 77 78 /* Module trailer. */ 79 80 typedef struct _DST_MB_TRLR 81 { 82 unsigned char dst_b_compiler; 83 } DST_MB_TRLR; 84 85 #define DST_K_MB_TRLR_SIZE 1 86 87 #define DST_K_VERSION_MAJOR 1 88 #define DST_K_VERSION_MINOR 13 89 90 typedef struct _DST_MODULE_END 91 { 92 DST_HEADER dst_a_modend_header; 93 } DST_MODULE_END; 94 #define DST_K_MODEND_SIZE sizeof 4 95 96 /* Routine header. */ 97 98 typedef struct _DST_ROUTINE_BEGIN 99 { 100 DST_HEADER dst_a_rtnbeg_header; 101 struct 102 { 103 unsigned dst_v_rtnbeg_unused : 4; 104 unsigned dst_v_rtnbeg_unalloc : 1; 105 unsigned dst_v_rtnbeg_prototype : 1; 106 unsigned dst_v_rtnbeg_inlined : 1; 107 unsigned dst_v_rtnbeg_no_call : 1; 108 } dst_b_rtnbeg_flags; 109 int *dst_l_rtnbeg_address; 110 int *dst_l_rtnbeg_pd_address; 111 unsigned char dst_b_rtnbeg_name; 112 } DST_ROUTINE_BEGIN; 113 #define DST_K_RTNBEG_SIZE 14 114 115 /* Routine trailer */ 116 117 typedef struct _DST_ROUTINE_END 118 { 119 DST_HEADER dst_a_rtnend_header; 120 char dst_b_rtnend_unused; 121 unsigned int dst_l_rtnend_size; 122 } DST_ROUTINE_END; 123 #define DST_K_RTNEND_SIZE 9 124 125 /* Block header. */ 126 127 typedef struct _DST_BLOCK_BEGIN 128 { 129 DST_HEADER dst_a_blkbeg_header; 130 unsigned char dst_b_blkbeg_unused; 131 int *dst_l_blkbeg_address; 132 unsigned char dst_b_blkbeg_name; 133 } DST_BLOCK_BEGIN; 134 #define DST_K_BLKBEG_SIZE 10 135 136 /* Block trailer. */ 137 138 typedef struct _DST_BLOCK_END 139 { 140 DST_HEADER dst_a_blkend_header; 141 unsigned char dst_b_blkend_unused; 142 unsigned int dst_l_blkend_size; 143 } DST_BLOCK_END; 144 #define DST_K_BLKEND_SIZE 9 145 146 /* Line number header. */ 147 148 typedef struct _DST_LINE_NUM_HEADER 149 { 150 DST_HEADER dst_a_line_num_header; 151 } DST_LINE_NUM_HEADER; 152 #define DST_K_LINE_NUM_HEADER_SIZE 4 153 154 /* PC to Line number correlation. */ 155 156 typedef struct _DST_PCLINE_COMMANDS 157 { 158 char dst_b_pcline_command; 159 union 160 { 161 unsigned int dst_l_pcline_unslong; 162 unsigned short int dst_w_pcline_unsword; 163 unsigned char dst_b_pcline_unsbyte; 164 } dst_a_pcline_access_fields; 165 } DST_PCLINE_COMMANDS; 166 167 /* PC and Line number correlation codes. */ 168 169 #define DST_K_PCLINE_COMMANDS_SIZE 5 170 #define DST_K_PCLINE_COMMANDS_SIZE_MIN 2 171 #define DST_K_PCLINE_COMMANDS_SIZE_MAX 5 172 #define DST_K_DELTA_PC_LOW -128 173 #define DST_K_DELTA_PC_HIGH 0 174 #define DST_K_DELTA_PC_W 1 175 #define DST_K_INCR_LINUM 2 176 #define DST_K_INCR_LINUM_W 3 177 #define DST_K_SET_LINUM 9 178 #define DST_K_SET_ABS_PC 16 179 #define DST_K_DELTA_PC_L 17 180 #define DST_K_INCR_LINUM_L 18 181 #define DST_K_SET_LINUM_B 19 182 #define DST_K_SET_LINUM_L 20 183 184 /* Source file correlation header. */ 185 186 typedef struct _DST_SOURCE_CORR 187 { 188 DST_HEADER dst_a_source_corr_header; 189 } DST_SOURCE_CORR; 190 #define DST_K_SOURCE_CORR_HEADER_SIZE 4 191 192 /* Source file correlation codes. */ 193 194 #define DST_K_SRC_DECLFILE 1 195 #define DST_K_SRC_SETFILE 2 196 #define DST_K_SRC_SETREC_L 3 197 #define DST_K_SRC_SETREC_W 4 198 #define DST_K_SRC_SETLNUM_L 5 199 #define DST_K_SRC_SETLNUM_W 6 200 #define DST_K_SRC_INCRLNUM_B 7 201 #define DST_K_SRC_DEFLINES_W 10 202 #define DST_K_SRC_DEFLINES_B 11 203 #define DST_K_SRC_FORMFEED 16 204 #define DST_K_SRC_MIN_CMD 1 205 #define DST_K_SRC_MAX_CMD 16 206 207 /* Source file header. */ 208 209 typedef struct _DST_SRC_COMMAND 210 { 211 unsigned char dst_b_src_command; 212 union 213 { 214 struct 215 { 216 unsigned char dst_b_src_df_length; 217 unsigned char dst_b_src_df_flags; 218 unsigned short int dst_w_src_df_fileid; 219 #ifdef HAVE_LONG_LONG 220 long long dst_q_src_df_rms_cdt; 221 #else 222 #ifdef HAVE___INT64 223 __int64 dst_q_src_df_rms_cdt; 224 #endif 225 #endif 226 unsigned int dst_l_src_df_rms_ebk; 227 unsigned short int dst_w_src_df_rms_ffb; 228 unsigned char dst_b_src_df_rms_rfo; 229 unsigned char dst_b_src_df_filename; 230 } dst_a_src_decl_src; 231 unsigned int dst_l_src_unslong; 232 unsigned short int dst_w_src_unsword; 233 unsigned char dst_b_src_unsbyte; 234 } dst_a_src_cmd_fields; 235 } DST_SRC_COMMAND; 236 #define DST_K_SRC_COMMAND_SIZE 21 237 238 /* Source file trailer. */ 239 240 typedef struct _DST_SRC_CMDTRLR 241 { 242 unsigned char dst_b_src_df_libmodname; 243 } DST_SRC_CMDTRLR; 244 #define DST_K_SRC_CMDTRLR_SIZE 1 245 246 /* Prolog header. */ 247 248 typedef struct _DST_PROLOG 249 { 250 DST_HEADER dst_a_prolog_header; 251 unsigned int dst_l_prolog_bkpt_addr; 252 } DST_PROLOG; 253 #define DST_K_PROLOG_SIZE 8 254 255 #endif /* GCC_VMSDBG_H */ 256