| /* Memory ops header for CGEN-based simulators. |
| 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 |
| |
| /* Memory read support. */ |
| |
| #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) |
| #define DECLARE_GETMEM(mode, size) \ |
| MEMOPS_INLINE mode \ |
| XCONCAT2 (GETMEM,mode) (SIM_CPU *cpu, IADDR pc, 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, pc, read_map, a); \ |
| } |
| #else |
| #define DECLARE_GETMEM(mode, size) \ |
| extern mode XCONCAT2 (GETMEM,mode) (SIM_CPU *, IADDR, 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_GETMEM(mode, size) \ |
| MEMOPS_INLINE mode \ |
| XCONCAT2 (GETMEM,mode) (SIM_CPU *cpu, IADDR pc, 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, pc, read_map, a); \ |
| } |
| #else |
| #define DECLARE_GETMEM(mode, size) \ |
| extern mode XCONCAT2 (GETMEM,mode) (SIM_CPU *, IADDR, ADDR); |
| #endif |
| |
| DECLARE_GETMEM (SF, 4) |
| DECLARE_GETMEM (DF, 8) |
| /*DECLARE_GETMEM (TF, 16)*/ |
| |
| #undef DECLARE_GETMEM |
| |
| /* Memory write support. */ |
| |
| #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) |
| #define DECLARE_SETMEM(mode, size) \ |
| MEMOPS_INLINE void \ |
| XCONCAT2 (SETMEM,mode) (SIM_CPU *cpu, IADDR pc, 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, pc, write_map, a, val); \ |
| } |
| #else |
| #define DECLARE_SETMEM(mode, size) \ |
| extern void XCONCAT2 (SETMEM,mode) (SIM_CPU *, IADDR, 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) |
| |
| /* |
| DECLARE_SETMEM (SF, 4) |
| DECLARE_SETMEM (DF, 8) |
| DECLARE_SETMEM (TF, 16) |
| */ |
| |
| #undef DECLARE_SETMEM |
| |
| /* Instruction read support. */ |
| |
| #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) |
| #define DECLARE_GETIMEM(mode, size) \ |
| MEMOPS_INLINE mode \ |
| XCONCAT2 (GETIMEM,mode) (SIM_CPU *cpu, IADDR 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, a, exec_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. |
| This needn't be very efficient (i.e. can call memcpy) as this is |
| only used when interfacing with the outside world (e.g. gdb). */ |
| |
| #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) |
| |
| /* |
| DECLARE_GETT (SF, 4) |
| DECLARE_GETT (DF, 8) |
| DECLARE_GETT (TF, 16) |
| */ |
| |
| #undef DECLARE_GETT |
| |
| /* SETT<mode>: translate host value to target value and store at P. |
| This needn't be very efficient (i.e. can call memcpy) as this is |
| only used when interfacing with the outside world (e.g. gdb). */ |
| |
| #if defined (__GNUC__) || defined (MEMOPS_DEFINE_INLINE) |
| #define DECLARE_SETT(mode, size) \ |
| MEMOPS_INLINE void \ |
| 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) |
| |
| /* |
| DECLARE_SETT (SF, 4) |
| DECLARE_SETT (DF, 8) |
| DECLARE_SETT (TF, 16) |
| */ |
| |
| #undef DECLARE_SETT |
| |
| #endif /* CGEN_MEM_H */ |