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/*
* i386 micro operations (templates for various register related
* operations)
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
void OPPROTO glue(op_movl_A0,REGNAME)(void)
{
A0 = REG;
}
void OPPROTO glue(op_addl_A0,REGNAME)(void)
{
A0 += REG;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s1)(void)
{
A0 += REG << 1;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s2)(void)
{
A0 += REG << 2;
}
void OPPROTO glue(glue(op_addl_A0,REGNAME),_s3)(void)
{
A0 += REG << 3;
}
void OPPROTO glue(op_movl_T0,REGNAME)(void)
{
T0 = REG;
}
void OPPROTO glue(op_movl_T1,REGNAME)(void)
{
T1 = REG;
}
void OPPROTO glue(op_movh_T0,REGNAME)(void)
{
T0 = REG >> 8;
}
void OPPROTO glue(op_movh_T1,REGNAME)(void)
{
T1 = REG >> 8;
}
void OPPROTO glue(glue(op_movl,REGNAME),_T0)(void)
{
REG = T0;
}
void OPPROTO glue(glue(op_movl,REGNAME),_T1)(void)
{
REG = T1;
}
void OPPROTO glue(glue(op_movl,REGNAME),_A0)(void)
{
REG = A0;
}
/* mov T1 to REG if T0 is true */
void OPPROTO glue(glue(op_cmovw,REGNAME),_T1_T0)(void)
{
if (T0)
REG = (REG & 0xffff0000) | (T1 & 0xffff);
FORCE_RET();
}
void OPPROTO glue(glue(op_cmovl,REGNAME),_T1_T0)(void)
{
if (T0)
REG = T1;
FORCE_RET();
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_T0)(void)
{
REG = (REG & 0xffff0000) | (T0 & 0xffff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_T1)(void)
{
REG = (REG & 0xffff0000) | (T1 & 0xffff);
}
/* NOTE: A0 high order bits are ignored */
void OPPROTO glue(glue(op_movw,REGNAME),_A0)(void)
{
REG = (REG & 0xffff0000) | (A0 & 0xffff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movb,REGNAME),_T0)(void)
{
REG = (REG & 0xffffff00) | (T0 & 0xff);
}
/* NOTE: T0 high order bits are ignored */
void OPPROTO glue(glue(op_movh,REGNAME),_T0)(void)
{
REG = (REG & 0xffff00ff) | ((T0 & 0xff) << 8);
}
/* NOTE: T1 high order bits are ignored */
void OPPROTO glue(glue(op_movb,REGNAME),_T1)(void)
{
REG = (REG & 0xffffff00) | (T1 & 0xff);
}
/* NOTE: T1 high order bits are ignored */
void OPPROTO glue(glue(op_movh,REGNAME),_T1)(void)
{
REG = (REG & 0xffff00ff) | ((T1 & 0xff) << 8);
}
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