rg.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 116 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
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


RG( RL_,       RL_,       RL_,       RL_,    RL_,      RG_ ),
RG( RL_EAX,    RL_EDX,    RL_EAX,    RL_,    RL_,      RG_4CRTN ),
RG( RL_EDX_EAX,RL_FPPARM2,RL_EDX_EAX,RL_,    RL_,      RG_8CRTN ),

RG( RL_STI,    RL_STI,    RL_STI,    RL_,    RL_,      RG_8087 ),
RG( RL_STI,    RL_STI,    RL_STI,    RL_,    RL_DOUBLE,RG_8087_NEED ),
RG( RL_STI,    RL_,       RL_8,      RL_,    RL_,      RG_8087_8 ),
RG( RL_STI,    RL_STI,    RL_STI,    RL_EAX, RL_,      RG_8087_ZAP_ACC ),
RG( RL_STI,    RL_,       RL_DOUBLE, RL_,    RL_,      RG_8087_DBL ),
RG( RL_8,      RL_,       RL_STI,    RL_,    RL_,      RG_8_8087 ),
RG( RL_8,      RL_8,      RL_8,      RL_,    RL_DOUBLE,RG_8_NEED_DBL ),
RG( RL_DOUBLE, RL_,       RL_STI,    RL_,    RL_,      RG_DBL_8087 ),
RG( RL_DOUBLE, RL_,       RL_,       RL_,    RL_,      RG_DBL_BYTE ),
RG( RL_ST0,    RL_,       RL_STI,    RL_,    RL_,      RG_ST0_STI ),
RG( RL_STI,    RL_,       RL_ST0,    RL_,    RL_,      RG_STI_ST0 ),

RG( RL_BYTE,   RL_BYTE,   RL_BYTE,   RL_,    RL_,      RG_BYTE ),
RG( RL_TWOBYTE,RL_TWOBYTE,RL_TWOBYTE,RL_,    RL_,      RG_TWOBYTE ),
RG( RL_WORD,   RL_WORD,   RL_WORD,   RL_,    RL_,      RG_WORD ),
RG( RL_WS,     RL_WS,     RL_WS,     RL_,    RL_,      RG_ANYWORD ),
RG( RL_DOUBLE, RL_DOUBLE, RL_DOUBLE, RL_,    RL_,      RG_DBL ),
RG( RL_8,      RL_8,      RL_8,      RL_,    RL_,      RG_8 ),

RG( RL_AL,     RL_AL,     RL_AL,     RL_,    RL_,      RG_BYTE_ACC ),
RG( RL_AX,     RL_AX,     RL_AX,     RL_,    RL_,      RG_WORD_ACC ),
RG( RL_EAX,    RL_EAX,    RL_EAX,    RL_,    RL_,      RG_DBL_ACC ),

RG( RL_AX,     RL_BYTE,   RL_AL,     RL_AH,  RL_,      RG_BYTE_DIV ),
RG( RL_DX_AX,  RL_WORD,   RL_AX,     RL_DX,  RL_,      RG_WORD_DIV ),
RG( RL_EDX_EAX,RL_DOUBLE, RL_EAX,    RL_EDX, RL_,      RG_DBL_DIV  ),

RG( RL_AL,     RL_,       RL_AX,     RL_,    RL_,      RG_CBW ),
RG( RL_AL,     RL_,       RL_DX_AX,  RL_,    RL_,      RG_CBD ),
RG( RL_AL,     RL_,       RL_EAX,    RL_,    RL_,      RG_CBDE ),
RG( RL_AX,     RL_,       RL_DX_AX,  RL_,    RL_,      RG_CWD ),
RG( RL_AX,     RL_,       RL_EAX,    RL_,    RL_,      RG_CWDE ),
RG( RL_EAX,    RL_,       RL_EDX_EAX,RL_,    RL_,      RG_CDQ ),

RG( RL_BYTE,   RL_,       RL_WORD,   RL_,    RL_,      RG_BYTE_WORD ),
RG( RL_BYTE,   RL_,       RL_WORD,   RL_,    RL_WORD,  RG_BYTE_WORD_NEED_WORD ),
RG( RL_BYTE,   RL_,       RL_WORD,   RL_,    RL_BYTE,  RG_BYTE_WORD_NEED_BYTE ),
RG( RL_BYTE,   RL_,       RL_DOUBLE, RL_,    RL_,      RG_BYTE_DBL ),
RG( RL_BYTE,   RL_,       RL_DOUBLE, RL_,    RL_DOUBLE,RG_BYTE_DBL_NEED_DBL ),
RG( RL_WORD,   RL_,       RL_DOUBLE, RL_,    RL_,      RG_WORD_DBL ),
RG( RL_WORD,   RL_,       RL_DOUBLE, RL_,    RL_DOUBLE,RG_WORD_DBL_NEED_DBL ),
RG( RL_WORD,   RL_,       RL_DOUBLE, RL_,    RL_WORD,  RG_WORD_DBL_NEED_WORD ),

RG( RL_AX,     RL_BYTE,   RL_AH,     RL_AL,  RL_,      RG_BYTE_MOD ),
RG( RL_DX_AX,  RL_WORD,   RL_DX,     RL_AX,  RL_,      RG_WORD_MOD ),
RG( RL_EDX_EAX,RL_DOUBLE, RL_EDX,    RL_EAX, RL_,      RG_DBL_MOD  ),

RG( RL_AL,     RL_BYTE,   RL_AX,     RL_,    RL_,      RG_BYTE_MUL ),
RG( RL_AX,     RL_WORD,   RL_DX_AX,  RL_,    RL_,      RG_WORD_MUL ),
RG( RL_EAX,    RL_WORD,   RL_EDX_EAX,RL_,    RL_,      RG_DBL_MUL ),

RG( RL_BYTE,   RL_BYTE,   RL_BYTE,   RL_,    RL_BYTE,  RG_BYTE_NEED ),
RG( RL_WORD,   RL_WORD,   RL_WORD,   RL_,    RL_WORD,  RG_WORD_NEED ),
RG( RL_DOUBLE, RL_DOUBLE, RL_DOUBLE, RL_,    RL_DOUBLE,RG_DBL_NEED ),

RG( RL_BYTE,   RL_CL,     RL_BYTE,   RL_,    RL_,      RG_BYTE_SHIFT ),
RG( RL_WORD,   RL_CL,     RL_WORD,   RL_,    RL_,      RG_WORD_SHIFT ),
RG( RL_DOUBLE, RL_CL,     RL_DOUBLE, RL_,    RL_,      RG_DBL_SHIFT ),

RG( RL_BYTE,   RL_CL,     RL_BYTE,   RL_,    RL_BYTE,  RG_BYTE_SHIFT_NEED ),
RG( RL_WORD,   RL_CL,     RL_WORD,   RL_,    RL_WORD,  RG_WORD_SHIFT_NEED ),
RG( RL_DOUBLE, RL_CL,     RL_DOUBLE, RL_,    RL_DOUBLE,RG_DBL_SHIFT_NEED ),

RG( RL_WS,     RL_WS,     RL_WS,     RL_,    RL_WORD,  RG_ANYWORD_NEED ),

RG( RL_DOUBLE, RL_,       RL_DOUBLE, RL_,    RL_,      RG_LEA ),

RG( RL_SEG,    RL_,       RL_WORD,   RL_,    RL_,      RG_SEG_WORD ),
RG( RL_WORD,   RL_,       RL_SEG,    RL_,    RL_,      RG_WORD_SEG ),
RG( RL_SEG,    RL_SEG,    RL_SEG,    RL_,    RL_,      RG_SEG_SEG ),

RG( RL_FAR_POINTER,RL_FAR_POINTER,RL_FAR_POINTER,RL_,RL_, RG_FAR_POINTER),
RG( RL_WORD,   RL_WORD,   RL_,       RL_,    RL_,      RG_WORD_OP ),
RG( RL_BYTE,   RL_,       RL_ABCD,   RL_,    RL_,      RG_BYTE_4BYTE ),
RG( RL_BYTE,   RL_,       RL_TWOBYTE,RL_,    RL_,      RG_BYTE_2BYTE ),

#define MAX_RG  50
/*  the number of elements in the largest RG_ */
/*  table entry in GENREG */