2d8ee4e719
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3750 c046a42c-6fe2-441c-8c8c-71466251a162
176 lines
3.3 KiB
C
176 lines
3.3 KiB
C
/*
|
|
* Alpha emulation cpu micro-operations templates for qemu.
|
|
*
|
|
* Copyright (c) 2007 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
|
|
*/
|
|
|
|
/* Optimized constant loads */
|
|
#if REG < 3
|
|
void OPPROTO glue(op_reset_T, REG) (void)
|
|
{
|
|
glue(T, REG) = 0;
|
|
RETURN();
|
|
}
|
|
|
|
#if !defined(HOST_SPARC) && !defined(HOST_SPARC64)
|
|
void OPPROTO glue(op_reset_FT, REG) (void)
|
|
{
|
|
glue(FT, REG) = 0;
|
|
RETURN();
|
|
}
|
|
#else
|
|
void OPPROTO glue(op_reset_FT, REG) (void)
|
|
{
|
|
glue(helper_reset_FT, REG)();
|
|
RETURN();
|
|
}
|
|
#endif
|
|
|
|
/* XXX: This can be great on most RISC machines */
|
|
#if !defined(__i386__) && !defined(__x86_64__)
|
|
void OPPROTO glue(op_set_s16_T, REG) (void)
|
|
{
|
|
glue(T, REG) = (int16_t)PARAM(1);
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_set_u16_T, REG) (void)
|
|
{
|
|
glue(T, REG) = (uint16_t)PARAM(1);
|
|
RETURN();
|
|
}
|
|
#endif
|
|
|
|
void OPPROTO glue(op_set_s32_T, REG) (void)
|
|
{
|
|
glue(T, REG) = (int32_t)PARAM(1);
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_set_u32_T, REG) (void)
|
|
{
|
|
glue(T, REG) = (uint32_t)PARAM(1);
|
|
RETURN();
|
|
}
|
|
|
|
#if 0 // Qemu does not know how to do this...
|
|
void OPPROTO glue(op_set_64_T, REG) (void)
|
|
{
|
|
glue(T, REG) = (int64_t)PARAM(1);
|
|
RETURN();
|
|
}
|
|
#else
|
|
void OPPROTO glue(op_set_64_T, REG) (void)
|
|
{
|
|
glue(T, REG) = ((int64_t)PARAM(1) << 32) | (int64_t)PARAM(2);
|
|
RETURN();
|
|
}
|
|
#endif
|
|
|
|
#endif /* REG < 3 */
|
|
|
|
/* Fixed-point register moves */
|
|
#if REG < 31
|
|
void OPPROTO glue(op_load_T0_ir, REG) (void)
|
|
{
|
|
T0 = env->ir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_load_T1_ir, REG) (void)
|
|
{
|
|
T1 = env->ir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_load_T2_ir, REG) (void)
|
|
{
|
|
T2 = env->ir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_T0_ir, REG) (void)
|
|
{
|
|
env->ir[REG] = T0;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_T1_ir, REG) (void)
|
|
{
|
|
env->ir[REG] = T1;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_T2_ir, REG) (void)
|
|
{
|
|
env->ir[REG] = T2;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_cmov_ir, REG) (void)
|
|
{
|
|
if (T0)
|
|
env->ir[REG] = T1;
|
|
RETURN();
|
|
}
|
|
|
|
/* floating point registers moves */
|
|
void OPPROTO glue(op_load_FT0_fir, REG) (void)
|
|
{
|
|
FT0 = env->fir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_load_FT1_fir, REG) (void)
|
|
{
|
|
FT1 = env->fir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_load_FT2_fir, REG) (void)
|
|
{
|
|
FT2 = env->fir[REG];
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_FT0_fir, REG) (void)
|
|
{
|
|
env->fir[REG] = FT0;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_FT1_fir, REG) (void)
|
|
{
|
|
env->fir[REG] = FT1;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_store_FT2_fir, REG) (void)
|
|
{
|
|
env->fir[REG] = FT2;
|
|
RETURN();
|
|
}
|
|
|
|
void OPPROTO glue(op_cmov_fir, REG) (void)
|
|
{
|
|
helper_cmov_fir(REG);
|
|
RETURN();
|
|
}
|
|
#endif /* REG < 31 */
|
|
|
|
#undef REG
|