250 lines
6.4 KiB
C
250 lines
6.4 KiB
C
/* Definitions for the data structures and codes used in VMS debugging.
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Copyright (C) 2001-2019 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_VMSDBG_H
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#define GCC_VMSDBG_H 1
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/* We define types and constants used in VMS Debug output. Note that the
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structs only approximate the output that is written. We write the output
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explicitly, field by field. This output would only agree with the
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structs in this file if no padding were done. The sizes after each
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struct are the size actually written, which is usually smaller than the
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size of the struct. */
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/* Header type codes. */
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typedef enum _DST_TYPE {DST_K_TBG = 0x17,
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DST_K_SOURCE = 155, DST_K_PROLOG = 162,
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DST_K_BLKBEG = 176, DST_K_BLKEND = 177,
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DST_K_LINE_NUM = 185, DST_K_MODBEG = 188,
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DST_K_MODEND = 189, DST_K_RTNBEG = 190,
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DST_K_RTNEND = 191} DST_DTYPE;
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/* Header. */
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typedef struct _DST_HEADER
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{
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union
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{
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unsigned short int dst_w_length;
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unsigned short int dst_x_length;
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} dst__header_length;
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union
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{
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ENUM_BITFIELD (_DST_TYPE) dst_w_type : 16;
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ENUM_BITFIELD (_DST_TYPE) dst_x_type : 16;
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} dst__header_type;
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} DST_HEADER;
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#define DST_K_DST_HEADER_SIZE sizeof 4
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/* Language type codes. */
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typedef enum _DST_LANGUAGE {DST_K_FORTRAN = 1, DST_K_C = 7, DST_K_ADA = 9,
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DST_K_UNKNOWN = 10, DST_K_CXX = 15} DST_LANGUAGE;
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/* Module header (a module is the result of a single compilation). */
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typedef struct _DST_MODULE_BEGIN
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{
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DST_HEADER dst_a_modbeg_header;
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struct
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{
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unsigned dst_v_modbeg_hide : 1;
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unsigned dst_v_modbeg_version : 1;
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unsigned dst_v_modbeg_unused : 6;
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} dst_b_modbeg_flags;
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unsigned char dst_b_modbeg_unused;
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DST_LANGUAGE dst_l_modbeg_language;
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unsigned short int dst_w_version_major;
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unsigned short int dst_w_version_minor;
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unsigned char dst_b_modbeg_name;
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} DST_MODULE_BEGIN;
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#define DST_K_MODBEG_SIZE 15
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/* Module trailer. */
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typedef struct _DST_MB_TRLR
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{
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unsigned char dst_b_compiler;
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} DST_MB_TRLR;
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#define DST_K_MB_TRLR_SIZE 1
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#define DST_K_VERSION_MAJOR 1
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#define DST_K_VERSION_MINOR 13
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typedef struct _DST_MODULE_END
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{
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DST_HEADER dst_a_modend_header;
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} DST_MODULE_END;
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#define DST_K_MODEND_SIZE sizeof 4
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/* Routine header. */
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typedef struct _DST_ROUTINE_BEGIN
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{
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DST_HEADER dst_a_rtnbeg_header;
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struct
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{
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unsigned dst_v_rtnbeg_unused : 4;
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unsigned dst_v_rtnbeg_unalloc : 1;
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unsigned dst_v_rtnbeg_prototype : 1;
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unsigned dst_v_rtnbeg_inlined : 1;
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unsigned dst_v_rtnbeg_no_call : 1;
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} dst_b_rtnbeg_flags;
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int *dst_l_rtnbeg_address;
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int *dst_l_rtnbeg_pd_address;
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unsigned char dst_b_rtnbeg_name;
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} DST_ROUTINE_BEGIN;
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#define DST_K_RTNBEG_SIZE 14
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/* Routine trailer */
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typedef struct _DST_ROUTINE_END
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{
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DST_HEADER dst_a_rtnend_header;
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char dst_b_rtnend_unused;
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unsigned int dst_l_rtnend_size;
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} DST_ROUTINE_END;
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#define DST_K_RTNEND_SIZE 9
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/* Block header. */
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typedef struct _DST_BLOCK_BEGIN
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{
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DST_HEADER dst_a_blkbeg_header;
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unsigned char dst_b_blkbeg_unused;
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int *dst_l_blkbeg_address;
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unsigned char dst_b_blkbeg_name;
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} DST_BLOCK_BEGIN;
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#define DST_K_BLKBEG_SIZE 10
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/* Block trailer. */
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typedef struct _DST_BLOCK_END
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{
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DST_HEADER dst_a_blkend_header;
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unsigned char dst_b_blkend_unused;
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unsigned int dst_l_blkend_size;
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} DST_BLOCK_END;
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#define DST_K_BLKEND_SIZE 9
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/* Line number header. */
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typedef struct _DST_LINE_NUM_HEADER
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{
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DST_HEADER dst_a_line_num_header;
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} DST_LINE_NUM_HEADER;
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#define DST_K_LINE_NUM_HEADER_SIZE 4
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/* PC to Line number correlation. */
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typedef struct _DST_PCLINE_COMMANDS
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{
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char dst_b_pcline_command;
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union
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{
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unsigned int dst_l_pcline_unslong;
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unsigned short int dst_w_pcline_unsword;
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unsigned char dst_b_pcline_unsbyte;
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} dst_a_pcline_access_fields;
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} DST_PCLINE_COMMANDS;
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/* PC and Line number correlation codes. */
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#define DST_K_PCLINE_COMMANDS_SIZE 5
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#define DST_K_PCLINE_COMMANDS_SIZE_MIN 2
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#define DST_K_PCLINE_COMMANDS_SIZE_MAX 5
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#define DST_K_DELTA_PC_LOW -128
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#define DST_K_DELTA_PC_HIGH 0
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#define DST_K_DELTA_PC_W 1
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#define DST_K_INCR_LINUM 2
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#define DST_K_INCR_LINUM_W 3
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#define DST_K_SET_LINUM 9
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#define DST_K_SET_ABS_PC 16
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#define DST_K_DELTA_PC_L 17
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#define DST_K_INCR_LINUM_L 18
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#define DST_K_SET_LINUM_B 19
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#define DST_K_SET_LINUM_L 20
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/* Source file correlation header. */
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typedef struct _DST_SOURCE_CORR
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{
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DST_HEADER dst_a_source_corr_header;
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} DST_SOURCE_CORR;
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#define DST_K_SOURCE_CORR_HEADER_SIZE 4
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/* Source file correlation codes. */
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#define DST_K_SRC_DECLFILE 1
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#define DST_K_SRC_SETFILE 2
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#define DST_K_SRC_SETREC_L 3
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#define DST_K_SRC_SETREC_W 4
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#define DST_K_SRC_SETLNUM_L 5
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#define DST_K_SRC_SETLNUM_W 6
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#define DST_K_SRC_INCRLNUM_B 7
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#define DST_K_SRC_DEFLINES_W 10
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#define DST_K_SRC_DEFLINES_B 11
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#define DST_K_SRC_FORMFEED 16
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#define DST_K_SRC_MIN_CMD 1
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#define DST_K_SRC_MAX_CMD 16
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/* Source file header. */
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typedef struct _DST_SRC_COMMAND
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{
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unsigned char dst_b_src_command;
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union
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{
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struct
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{
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unsigned char dst_b_src_df_length;
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unsigned char dst_b_src_df_flags;
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unsigned short int dst_w_src_df_fileid;
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int64_t dst_q_src_df_rms_cdt;
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unsigned int dst_l_src_df_rms_ebk;
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unsigned short int dst_w_src_df_rms_ffb;
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unsigned char dst_b_src_df_rms_rfo;
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unsigned char dst_b_src_df_filename;
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} dst_a_src_decl_src;
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unsigned int dst_l_src_unslong;
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unsigned short int dst_w_src_unsword;
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unsigned char dst_b_src_unsbyte;
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} dst_a_src_cmd_fields;
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} DST_SRC_COMMAND;
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#define DST_K_SRC_COMMAND_SIZE 21
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/* Source file trailer. */
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typedef struct _DST_SRC_CMDTRLR
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{
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unsigned char dst_b_src_df_libmodname;
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} DST_SRC_CMDTRLR;
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#define DST_K_SRC_CMDTRLR_SIZE 1
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/* Prolog header. */
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typedef struct _DST_PROLOG
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{
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DST_HEADER dst_a_prolog_header;
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unsigned int dst_l_prolog_bkpt_addr;
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} DST_PROLOG;
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#define DST_K_PROLOG_SIZE 8
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#endif /* GCC_VMSDBG_H */
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