dxcut/debug_info.h

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/*
Copyright (C) 2010 Mark Gordon

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef DXCUT_DEBUG_INFO_H
#define DXCUT_DEBUG_INFO_H
#include <dxcut/dex.h>
#ifdef __cplusplus
extern "C" {
#endif

typedef enum DexDebugOpCode {
  DBG_END_SEQUENCE = 0x00,
  DBG_ADVANCE_PC = 0x01,
  DBG_ADVANCE_LINE = 0x02,
  DBG_START_LOCAL = 0x03,
  DBG_START_LOCAL_EXTENDED = 0x04,
  DBG_END_LOCAL = 0x05,
  DBG_RESTART_LOCAL = 0x06,
  DBG_SET_PROLOGUE_END = 0x07,
  DBG_SET_EPILOGUE_BEGIN = 0x08,
  DBG_SET_FILE = 0x09,
  DBG_FIRST_SPECIAL = 0x0a
} DexDebugOpCode;

typedef struct {
  dx_ubyte opcode;
  union {
    dx_uint addr_diff; /* DBG_ADVANCE_PC */
    dx_uint line_diff; /* DBG_ADVANCE_LINE */
    struct {
      dx_uint register_num;
      ref_str* name; /* NULL if not present. */
      ref_str* type; /* NULL if not present. */
      ref_str* sig; /* NULL if not present. */
    }* start_local; /* DBG_START_LOCAL, DBG_START_LOCAL_EXTENDED */
    dx_uint register_num; /* DBG_END_LOCAL, DBG_RESTART_LOCAL */
    ref_str* name; /* DBG_SET_FILE. NULL if not present */
  } p;
} DexDebugInstruction;

typedef struct {
  dx_uint line_start;

  ref_strstr* parameter_names;

  DexDebugInstruction* insns;
} DexDebugInfo;

extern
void dxc_free_debug_info(DexDebugInfo* debug_info);

#ifdef __cplusplus
}
#endif
#endif // DXCUT_DEBUG_INFO

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