qemu-e2k/target-mips/op_template.c
ths 540635ba65 Code provision for n32/n64 mips userland emulation. Not functional yet.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3284 c046a42c-6fe2-441c-8c8c-71466251a162
2007-09-30 01:58:33 +00:00

101 lines
2.6 KiB
C

/*
* MIPS emulation micro-operations templates for reg load & store for qemu.
*
* Copyright (c) 2004-2005 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
*/
#if defined(REG)
void glue(op_load_gpr_T0_gpr, REG) (void)
{
T0 = env->gpr[REG][env->current_tc];
RETURN();
}
void glue(op_store_T0_gpr_gpr, REG) (void)
{
env->gpr[REG][env->current_tc] = T0;
RETURN();
}
void glue(op_load_gpr_T1_gpr, REG) (void)
{
T1 = env->gpr[REG][env->current_tc];
RETURN();
}
void glue(op_store_T1_gpr_gpr, REG) (void)
{
env->gpr[REG][env->current_tc] = T1;
RETURN();
}
void glue(op_load_gpr_T2_gpr, REG) (void)
{
T2 = env->gpr[REG][env->current_tc];
RETURN();
}
void glue(op_load_srsgpr_T0_gpr, REG) (void)
{
T0 = env->gpr[REG][(env->CP0_SRSCtl >> CP0SRSCtl_PSS) & 0xf];
RETURN();
}
void glue(op_store_T0_srsgpr_gpr, REG) (void)
{
env->gpr[REG][(env->CP0_SRSCtl >> CP0SRSCtl_PSS) & 0xf] = T0;
RETURN();
}
#endif
#if defined (TN)
#define SET_RESET(treg, tregname) \
void glue(op_set, tregname)(void) \
{ \
treg = (int32_t)PARAM1; \
RETURN(); \
} \
void glue(op_reset, tregname)(void) \
{ \
treg = 0; \
RETURN(); \
} \
SET_RESET(T0, _T0)
SET_RESET(T1, _T1)
SET_RESET(T2, _T2)
#undef SET_RESET
#if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
#define SET64(treg, tregname) \
void glue(op_set64, tregname)(void) \
{ \
treg = ((uint64_t)PARAM1 << 32) | (uint32_t)PARAM2; \
RETURN(); \
}
SET64(T0, _T0)
SET64(T1, _T1)
SET64(T2, _T2)
#undef SET64
#endif
#endif