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/* Memory ops header for CGEN-based simlators.
Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
This file is part of the GNU Simulators.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef CGEN_MEM_H
#define CGEN_MEM_H
#ifdef MEMOPS_DEFINE_INLINE
#define MEMOPS_INLINE
#else
#define MEMOPS_INLINE extern inline
#endif
#if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE)
#define DECLARE_GETMEM(mode, size) \
MEMOPS_INLINE mode \
XCONCAT2 (GETMEM,mode) (SIM_CPU *cpu, ADDR a) \
{ \
PROFILE_COUNT_READ (cpu, a, XCONCAT2 (MODE_,mode)); \
/* Don't read anything into "unaligned" here. Bad name choice. */\
return XCONCAT2 (sim_core_read_unaligned_,size) (cpu, NULL_CIA, sim_core_read_map, a); \
}
#else
#define DECLARE_GETMEM(mode, size) \
extern mode XCONCAT2 (GETMEM,mode) (SIM_CPU *, ADDR);
#endif
DECLARE_GETMEM (QI, 1)
DECLARE_GETMEM (UQI, 1)
DECLARE_GETMEM (HI, 2)
DECLARE_GETMEM (UHI, 2)
DECLARE_GETMEM (SI, 4)
DECLARE_GETMEM (USI, 4)
DECLARE_GETMEM (DI, 8)
DECLARE_GETMEM (UDI, 8)
#undef DECLARE_GETMEM
#if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE)
#define DECLARE_SETMEM(mode, size) \
MEMOPS_INLINE void \
XCONCAT2 (SETMEM,mode) (SIM_CPU *cpu, ADDR a, mode val) \
{ \
PROFILE_COUNT_WRITE (cpu, a, XCONCAT2 (MODE_,mode)); \
/* Don't read anything into "unaligned" here. Bad name choice. */ \
XCONCAT2 (sim_core_write_unaligned_,size) (cpu, NULL_CIA, sim_core_write_map, a, val); \
}
#else
#define DECLARE_SETMEM(mode, size) \
extern void XCONCAT2 (SETMEM,mode) (SIM_CPU *, ADDR, mode);
#endif
DECLARE_SETMEM (QI, 1)
DECLARE_SETMEM (UQI, 1)
DECLARE_SETMEM (HI, 2)
DECLARE_SETMEM (UHI, 2)
DECLARE_SETMEM (SI, 4)
DECLARE_SETMEM (USI, 4)
DECLARE_SETMEM (DI, 8)
DECLARE_SETMEM (UDI, 8)
#undef DECLARE_SETMEM
#if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE)
#define DECLARE_GETIMEM(mode, size) \
MEMOPS_INLINE mode \
XCONCAT2 (GETIMEM,mode) (SIM_CPU *cpu, ADDR a) \
{ \
/*PROFILE_COUNT_READ (cpu, a, XCONCAT2 (MODE_,mode));*/ \
/* Don't read anything into "unaligned" here. Bad name choice. */\
return XCONCAT2 (sim_core_read_unaligned_,size) (cpu, NULL_CIA, sim_core_execute_map, a); \
}
#else
#define DECLARE_GETIMEM(mode, size) \
extern mode XCONCAT2 (GETIMEM,mode) (SIM_CPU *, ADDR);
#endif
DECLARE_GETIMEM (UQI, 1)
DECLARE_GETIMEM (UHI, 2)
DECLARE_GETIMEM (USI, 4)
DECLARE_GETIMEM (UDI, 8)
#undef DECLARE_GETIMEM
/* GETT<mode>: translate target value at P to host value.
??? How inefficient is the current implementation? */
#if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE)
#define DECLARE_GETT(mode, size) \
MEMOPS_INLINE mode \
XCONCAT2 (GETT,mode) (unsigned char *p) \
{ \
mode tmp; \
memcpy (&tmp, p, sizeof (mode)); \
return XCONCAT2 (T2H_,size) (tmp); \
}
#else
#define DECLARE_GETT(mode, size) \
extern mode XCONCAT2 (GETT,mode) (unsigned char *);
#endif
DECLARE_GETT (QI, 1)
DECLARE_GETT (UQI, 1)
DECLARE_GETT (HI, 2)
DECLARE_GETT (UHI, 2)
DECLARE_GETT (SI, 4)
DECLARE_GETT (USI, 4)
DECLARE_GETT (DI, 8)
DECLARE_GETT (UDI, 8)
#undef DECLARE_GETT
/* SETT<mode>: translate host value to target value and store at P.
??? How inefficient is the current implementation? */
#if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE)
#define DECLARE_SETT(mode, size) \
MEMOPS_INLINE mode \
XCONCAT2 (SETT,mode) (unsigned char *buf, mode val) \
{ \
mode tmp; \
tmp = XCONCAT2 (H2T_,size) (val); \
memcpy (buf, &tmp, sizeof (mode)); \
}
#else
#define DECLARE_SETT(mode, size) \
extern mode XCONCAT2 (GETT,mode) (unsigned char *, mode);
#endif
DECLARE_SETT (QI, 1)
DECLARE_SETT (UQI, 1)
DECLARE_SETT (HI, 2)
DECLARE_SETT (UHI, 2)
DECLARE_SETT (SI, 4)
DECLARE_SETT (USI, 4)
DECLARE_SETT (DI, 8)
DECLARE_SETT (UDI, 8)
#undef DECLARE_SETT
#endif /* CGEN_MEM_H */
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