File:  [Qemu by Fabrice Bellard] / qemu / target-sh4 / exec.h
Revision 1.1.1.6 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 18:24:55 2018 UTC (3 years, 7 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu0150, qemu0141, qemu0140, qemu0130, HEAD
qemu 0.13.0

    1: /*
    2:  *  SH4 emulation
    3:  *
    4:  *  Copyright (c) 2005 Samuel Tardieu
    5:  *
    6:  * This library is free software; you can redistribute it and/or
    7:  * modify it under the terms of the GNU Lesser General Public
    8:  * License as published by the Free Software Foundation; either
    9:  * version 2 of the License, or (at your option) any later version.
   10:  *
   11:  * This library is distributed in the hope that it will be useful,
   12:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   14:  * Lesser General Public License for more details.
   15:  *
   16:  * You should have received a copy of the GNU Lesser General Public
   17:  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
   18:  */
   19: #ifndef _EXEC_SH4_H
   20: #define _EXEC_SH4_H
   21: 
   22: #include "config.h"
   23: #include "dyngen-exec.h"
   24: 
   25: register struct CPUSH4State *env asm(AREG0);
   26: 
   27: #include "cpu.h"
   28: #include "exec-all.h"
   29: 
   30: static inline int cpu_has_work(CPUState *env)
   31: {
   32:     return (env->interrupt_request & CPU_INTERRUPT_HARD);
   33: }
   34: 
   35: static inline int cpu_halted(CPUState *env) {
   36:     if (!env->halted)
   37:         return 0;
   38:     if (cpu_has_work(env)) {
   39:         env->halted = 0;
   40:         env->intr_at_halt = 1;
   41:         return 0;
   42:     }
   43:     return EXCP_HALTED;
   44: }
   45: 
   46: #ifndef CONFIG_USER_ONLY
   47: #include "softmmu_exec.h"
   48: #endif
   49: 
   50: static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
   51: {
   52:     env->pc = tb->pc;
   53:     env->flags = tb->flags;
   54: }
   55: 
   56: #endif				/* _EXEC_SH4_H */

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