qemu-e2k/target-sparc/fop_template.h

82 lines
1.9 KiB
C

/*
* SPARC 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
*/
/* floating point registers moves */
void OPPROTO glue(op_load_fpr_FT0_fpr, REGNAME)(void)
{
FT0 = REG;
}
void OPPROTO glue(op_store_FT0_fpr_fpr, REGNAME)(void)
{
REG = FT0;
}
void OPPROTO glue(op_load_fpr_FT1_fpr, REGNAME)(void)
{
FT1 = REG;
}
void OPPROTO glue(op_store_FT1_fpr_fpr, REGNAME)(void)
{
REG = FT1;
}
/* double floating point registers moves */
void OPPROTO glue(op_load_fpr_DT0_fpr, REGNAME)(void)
{
CPU_DoubleU u;
uint32_t *p = (uint32_t *)®
u.l.lower = *(p +1);
u.l.upper = *p;
DT0 = u.d;
}
void OPPROTO glue(op_store_DT0_fpr_fpr, REGNAME)(void)
{
CPU_DoubleU u;
uint32_t *p = (uint32_t *)®
u.d = DT0;
*(p +1) = u.l.lower;
*p = u.l.upper;
}
void OPPROTO glue(op_load_fpr_DT1_fpr, REGNAME)(void)
{
CPU_DoubleU u;
uint32_t *p = (uint32_t *)®
u.l.lower = *(p +1);
u.l.upper = *p;
DT1 = u.d;
}
void OPPROTO glue(op_store_DT1_fpr_fpr, REGNAME)(void)
{
CPU_DoubleU u;
uint32_t *p = (uint32_t *)®
u.d = DT1;
*(p +1) = u.l.lower;
*p = u.l.upper;
}
#undef REG
#undef REGNAME