Annotation of qemu/target-ppc/exec.h, revision 1.1.1.8

1.1       root        1: /*
                      2:  *  PowerPC emulation definitions for qemu.
1.1.1.4   root        3:  *
                      4:  *  Copyright (c) 2003-2007 Jocelyn Mayer
1.1       root        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
1.1.1.6   root       17:  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
1.1       root       18:  */
                     19: #if !defined (__PPC_H__)
                     20: #define __PPC_H__
                     21: 
                     22: #include "config.h"
                     23: 
                     24: #include "dyngen-exec.h"
                     25: 
1.1.1.4   root       26: #include "cpu.h"
                     27: #include "exec-all.h"
                     28: 
1.1.1.5   root       29: /* Precise emulation is needed to correctly emulate exception flags */
                     30: #define USE_PRECISE_EMULATION 1
1.1       root       31: 
                     32: register struct CPUPPCState *env asm(AREG0);
1.1.1.4   root       33: 
1.1       root       34: #if !defined(CONFIG_USER_ONLY)
1.1.1.2   root       35: #include "softmmu_exec.h"
1.1       root       36: #endif /* !defined(CONFIG_USER_ONLY) */
                     37: 
1.1.1.7   root       38: static inline int cpu_has_work(CPUState *env)
1.1.1.6   root       39: {
                     40:     return (msr_ee && (env->interrupt_request & CPU_INTERRUPT_HARD));
                     41: }
                     42: 
                     43: 
1.1.1.7   root       44: static inline int cpu_halted(CPUState *env)
1.1.1.4   root       45: {
                     46:     if (!env->halted)
                     47:         return 0;
1.1.1.6   root       48:     if (cpu_has_work(env)) {
1.1.1.4   root       49:         env->halted = 0;
                     50:         return 0;
                     51:     }
                     52:     return EXCP_HALTED;
                     53: }
1.1       root       54: 
1.1.1.8 ! root       55: static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
        !            56: {
        !            57:     env->nip = tb->pc;
        !            58: }
        !            59: 
1.1       root       60: #endif /* !defined (__PPC_H__) */

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