qemu/target-lm32/exec.h
Michael Walle 81ea0e1304 LatticeMico32 target support
This patch adds support for the LatticeMico32 softcore processor by Lattice
Semiconductor.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
2011-03-07 13:42:36 +01:00

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;
}