yaccins.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 54 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*    provided with the Original Code and Modifications, and is also
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


typedef enum opcodes {
    JLT,
    JEQ,
    JGT,
    JLE,
    JNE,
    JGE,
    JMP,
    LBL,
    VCMP,
    TCMP,
    SCAN,
    CALL,
    ACTION,
    REDUCE
} opcodes;

#define PROPACK(l,x)    ((l)<<10|(x))
#define PROLEN(x)       (((unsigned) (x))>>10)
#define PRONUM(x)       ((x)&0x03ff)
#define PROLHS(x)       ((x)&0x03ff)