qemu/target-ppc/op_template.h
bellard 4b3686faee PowerPC merge
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@861 c046a42c-6fe2-441c-8c8c-71466251a162
2004-05-23 22:18:12 +00:00

184 lines
3.5 KiB
C

/*
* PPC emulation micro-operations for qemu.
*
* Copyright (c) 2003 Jocelyn Mayer
*
* 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
*/
/* General purpose registers moves */
void OPPROTO glue(op_load_gpr_T0_gpr, REG)(void)
{
T0 = regs->gpr[REG];
RETURN();
}
void OPPROTO glue(op_load_gpr_T1_gpr, REG)(void)
{
T1 = regs->gpr[REG];
RETURN();
}
void OPPROTO glue(op_load_gpr_T2_gpr, REG)(void)
{
T2 = regs->gpr[REG];
RETURN();
}
void OPPROTO glue(op_store_T0_gpr_gpr, REG)(void)
{
regs->gpr[REG] = T0;
RETURN();
}
void OPPROTO glue(op_store_T1_gpr_gpr, REG)(void)
{
regs->gpr[REG] = T1;
RETURN();
}
void OPPROTO glue(op_store_T2_gpr_gpr, REG)(void)
{
regs->gpr[REG] = T2;
RETURN();
}
#if REG <= 7
/* Condition register moves */
void OPPROTO glue(op_load_crf_T0_crf, REG)(void)
{
T0 = regs->crf[REG];
RETURN();
}
void OPPROTO glue(op_load_crf_T1_crf, REG)(void)
{
T1 = regs->crf[REG];
RETURN();
}
void OPPROTO glue(op_store_T0_crf_crf, REG)(void)
{
regs->crf[REG] = T0;
RETURN();
}
void OPPROTO glue(op_store_T1_crf_crf, REG)(void)
{
regs->crf[REG] = T1;
RETURN();
}
/* Floating point condition and status register moves */
void OPPROTO glue(op_load_fpscr_T0_fpscr, REG)(void)
{
T0 = regs->fpscr[REG];
RETURN();
}
#if REG == 0
void OPPROTO glue(op_store_T0_fpscr_fpscr, REG)(void)
{
regs->fpscr[REG] = (regs->fpscr[REG] & 0x9) | (T0 & ~0x9);
RETURN();
}
void OPPROTO glue(op_store_T0_fpscri_fpscr, REG)(void)
{
regs->fpscr[REG] = (regs->fpscr[REG] & ~0x9) | (PARAM(1) & 0x9);
RETURN();
}
void OPPROTO glue(op_clear_fpscr_fpscr, REG)(void)
{
regs->fpscr[REG] = (regs->fpscr[REG] & 0x9);
RETURN();
}
#else
void OPPROTO glue(op_store_T0_fpscr_fpscr, REG)(void)
{
regs->fpscr[REG] = T0;
RETURN();
}
void OPPROTO glue(op_store_T0_fpscri_fpscr, REG)(void)
{
regs->fpscr[REG] = PARAM(1);
RETURN();
}
void OPPROTO glue(op_clear_fpscr_fpscr, REG)(void)
{
regs->fpscr[REG] = 0x0;
RETURN();
}
#endif
#endif /* REG <= 7 */
/* floating point registers moves */
void OPPROTO glue(op_load_fpr_FT0_fpr, REG)(void)
{
FT0 = env->fpr[REG];
RETURN();
}
void OPPROTO glue(op_store_FT0_fpr_fpr, REG)(void)
{
env->fpr[REG] = FT0;
RETURN();
}
void OPPROTO glue(op_load_fpr_FT1_fpr, REG)(void)
{
FT1 = env->fpr[REG];
RETURN();
}
void OPPROTO glue(op_store_FT1_fpr_fpr, REG)(void)
{
env->fpr[REG] = FT1;
RETURN();
}
void OPPROTO glue(op_load_fpr_FT2_fpr, REG)(void)
{
FT2 = env->fpr[REG];
RETURN();
}
void OPPROTO glue(op_store_FT2_fpr_fpr, REG)(void)
{
env->fpr[REG] = FT2;
RETURN();
}
#if REG <= 15
/* Segment register moves */
void OPPROTO glue(op_load_sr, REG)(void)
{
T0 = env->sr[REG];
RETURN();
}
void OPPROTO glue(op_store_sr, REG)(void)
{
do_store_sr(REG);
RETURN();
}
#endif
#undef REG