File:  [Qemu by Fabrice Bellard] / qemu / target-ppc / exec.h
Revision 1.1.1.5 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 16:54:21 2018 UTC (3 years, 7 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu0105, qemu0104, qemu0103, qemu0102, qemu0101, qemu0100, HEAD
qemu 0.10.0

    1: /*
    2:  *  PowerPC emulation definitions for qemu.
    3:  *
    4:  *  Copyright (c) 2003-2007 Jocelyn Mayer
    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, write to the Free Software
   18:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA  02110-1301 USA
   19:  */
   20: #if !defined (__PPC_H__)
   21: #define __PPC_H__
   22: 
   23: #include "config.h"
   24: 
   25: #include "dyngen-exec.h"
   26: 
   27: #include "cpu.h"
   28: #include "exec-all.h"
   29: 
   30: /* Precise emulation is needed to correctly emulate exception flags */
   31: #define USE_PRECISE_EMULATION 1
   32: 
   33: register struct CPUPPCState *env asm(AREG0);
   34: 
   35: #if !defined(CONFIG_USER_ONLY)
   36: #include "softmmu_exec.h"
   37: #endif /* !defined(CONFIG_USER_ONLY) */
   38: 
   39: static always_inline void env_to_regs (void)
   40: {
   41: }
   42: 
   43: static always_inline void regs_to_env (void)
   44: {
   45: }
   46: 
   47: static always_inline int cpu_halted (CPUState *env)
   48: {
   49:     if (!env->halted)
   50:         return 0;
   51:     if (msr_ee && (env->interrupt_request & CPU_INTERRUPT_HARD)) {
   52:         env->halted = 0;
   53:         return 0;
   54:     }
   55:     return EXCP_HALTED;
   56: }
   57: 
   58: #endif /* !defined (__PPC_H__) */

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