51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
|
/*
|
||
|
|
* LatticeMico32 execution defines.
|
||
|
|
*
|
||
|
|
* Copyright (c) 2010 Michael Walle <michael@walle.cc>
|
||
|
|
*
|
||
|
|
* This library is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU Lesser General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This library 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
|
||
|
|
* Lesser General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Lesser General Public
|
||
|
|
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "dyngen-exec.h"
|
||
|
|
|
||
|
|
register struct CPULM32State *env asm(AREG0);
|
||
|
|
|
||
|
|
#include "cpu.h"
|
||
|
|
#include "exec-all.h"
|
||
|
|
|
||
|
|
static inline int cpu_has_work(CPUState *env)
|
||
|
|
{
|
||
|
|
return env->interrupt_request & CPU_INTERRUPT_HARD;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int cpu_halted(CPUState *env)
|
||
|
|
{
|
||
|
|
if (!env->halted) {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* IRQ execeptions wakes us up. */
|
||
|
|
if (cpu_has_work(env)) {
|
||
|
|
env->halted = 0;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
return EXCP_HALTED;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void cpu_pc_from_tb(CPUState *env, TranslationBlock *tb)
|
||
|
|
{
|
||
|
|
env->pc = tb->pc;
|
||
|
|
}
|
||
|
|
|