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/***********************************************************************
* include/pdefs.h
* Common definitions
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
***********************************************************************/
#ifndef __PDEFS_H
#define __PDEFS_H
/***********************************************************************
* Included Files
***********************************************************************/
#include <stdint.h>
#include <stdio.h> /* for FILE */
#include "config.h"
/***********************************************************************
* Pre-processor Definitions
***********************************************************************/
/* Common Sizing Parameters */
#define FNAME_SIZE 40 /* Max size file name */
#define LINE_SIZE 256 /* Max size of input line buffer */
/* Target P-Machine Data Storage Sizes */
#ifdef CONFIG_INSN16
# define sINT_SIZE 2
# define MAXINT 32767
# define MININT -32768
# define BITS_IN_INTEGER 16
# define MAXUINT 0xffff
# define MINUINT 0
#endif
#ifdef CONFIG_INSN32
# define sINT_SIZE 4
# define MAXINT 2147483647
# define MININT -2147483648
# define BITS_IN_INTEGER 32
# define MAXUINT 0xffffffff
# define MINUINT 0
#endif
#define sCHAR_SIZE 1
#define sBOOLEAN_SIZE sINT_SIZE
#define sREAL_SIZE 8
#define sPTR_SIZE sINT_SIZE
#define sRETURN_SIZE (3*sPTR_SIZE)
#define sSTRING_HDR_SIZE 2
#define sSTRING_SIZE 256 /* size(2) + string(255) */
#define sSTRING_MAX_SIZE (sSTRING_SIZE - 2) /* string storage size(254) */
#define sRSTRING_SIZE (sPTR_SIZE + sINT_SIZE) /* ptr + size */
#define sCSTRING_SIZE (sizeof(void*)) /* absolute C pointer */
#define MAXCHAR 255
#define MINCHAR 0
/***********************************************************************
* Public Structure/Types
***********************************************************************/
/* Representation of one P-Code */
#ifdef CONFIG_INSN16
typedef struct P
{
uint8_t op;
uint8_t arg1;
uint16_t arg2;
} OPTYPE;
#endif
#ifdef CONFIG_INSN32
typedef struct P
{
uint8_t op;
uint32_t arg;
} OPTYPE;
#endif
#endif /* __PDEFS_H */
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