fop_template.c
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/*
* MIPS emulation micro-operations templates for floating point reg
* load & store for qemu.
*
* Copyright (c) 2006 Marius Groeger
*
* 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(FREG)
#define OP_WLOAD_FREG(treg, tregname, FREG) \
void glue(glue(op_load_fpr_,tregname), FREG) (void) \
{ \
treg = env->fpu->fpr[FREG].w[FP_ENDIAN_IDX]; \
FORCE_RET(); \
}
#define OP_WSTORE_FREG(treg, tregname, FREG) \
void glue(glue(op_store_fpr_,tregname), FREG) (void) \
{ \
env->fpu->fpr[FREG].w[FP_ENDIAN_IDX] = treg; \
FORCE_RET(); \
}
/* WT0 = FREG.w: op_load_fpr_WT0_fprFREG */
OP_WLOAD_FREG(WT0, WT0_fpr, FREG)
/* FREG.w = WT0: op_store_fpr_WT0_fprFREG */
OP_WSTORE_FREG(WT0, WT0_fpr, FREG)
OP_WLOAD_FREG(WT1, WT1_fpr, FREG)
OP_WSTORE_FREG(WT1, WT1_fpr, FREG)
OP_WLOAD_FREG(WT2, WT2_fpr, FREG)
OP_WSTORE_FREG(WT2, WT2_fpr, FREG)
#define OP_DLOAD_FREG(treg, tregname, FREG) \
void glue(glue(op_load_fpr_,tregname), FREG) (void) \
{ \
if (env->hflags & MIPS_HFLAG_F64) \
treg = env->fpu->fpr[FREG].d; \
else \
treg = (uint64_t)(env->fpu->fpr[FREG | 1].w[FP_ENDIAN_IDX]) << 32 | \
env->fpu->fpr[FREG & ~1].w[FP_ENDIAN_IDX]; \
FORCE_RET(); \
}
#define OP_DSTORE_FREG(treg, tregname, FREG) \
void glue(glue(op_store_fpr_,tregname), FREG) (void) \
{ \
if (env->hflags & MIPS_HFLAG_F64) \
env->fpu->fpr[FREG].d = treg; \
else { \
env->fpu->fpr[FREG | 1].w[FP_ENDIAN_IDX] = treg >> 32; \
env->fpu->fpr[FREG & ~1].w[FP_ENDIAN_IDX] = treg; \
} \
FORCE_RET(); \
}
OP_DLOAD_FREG(DT0, DT0_fpr, FREG)
OP_DSTORE_FREG(DT0, DT0_fpr, FREG)
OP_DLOAD_FREG(DT1, DT1_fpr, FREG)
OP_DSTORE_FREG(DT1, DT1_fpr, FREG)
OP_DLOAD_FREG(DT2, DT2_fpr, FREG)
OP_DSTORE_FREG(DT2, DT2_fpr, FREG)
#define OP_PSLOAD_FREG(treg, tregname, FREG) \
void glue(glue(op_load_fpr_,tregname), FREG) (void) \
{ \
treg = env->fpu->fpr[FREG].w[!FP_ENDIAN_IDX]; \
FORCE_RET(); \
}
#define OP_PSSTORE_FREG(treg, tregname, FREG) \
void glue(glue(op_store_fpr_,tregname), FREG) (void) \
{ \
env->fpu->fpr[FREG].w[!FP_ENDIAN_IDX] = treg; \
FORCE_RET(); \
}
OP_PSLOAD_FREG(WTH0, WTH0_fpr, FREG)
OP_PSSTORE_FREG(WTH0, WTH0_fpr, FREG)
OP_PSLOAD_FREG(WTH1, WTH1_fpr, FREG)
OP_PSSTORE_FREG(WTH1, WTH1_fpr, FREG)
OP_PSLOAD_FREG(WTH2, WTH2_fpr, FREG)
OP_PSSTORE_FREG(WTH2, WTH2_fpr, FREG)
#endif
#if defined (FTN)
#define SET_RESET(treg, tregname) \
void glue(op_set, tregname)(void) \
{ \
treg = PARAM1; \
FORCE_RET(); \
} \
void glue(op_reset, tregname)(void) \
{ \
treg = 0; \
FORCE_RET(); \
}
SET_RESET(WT0, _WT0)
SET_RESET(WT1, _WT1)
SET_RESET(WT2, _WT2)
SET_RESET(DT0, _DT0)
SET_RESET(DT1, _DT1)
SET_RESET(DT2, _DT2)
SET_RESET(WTH0, _WTH0)
SET_RESET(WTH1, _WTH1)
SET_RESET(WTH2, _WTH2)
#undef SET_RESET
#endif