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sim: m68hc11: switch to common sim_resume

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This code already matched the common sim reusme logic, so we can simply
drop it and pull in the common code.
This commit is contained in:
Mike Frysinger 2015-06-09 23:44:13 +08:00
parent 926b1cd8cf
commit a84f8df0e2
3 changed files with 7 additions and 77 deletions
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5
sim/m68hc11/ChangeLog
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@ -1,3 +1,8 @@
2015-06-11 Mike Frysinger <vapier@gentoo.org>
* Makefile.in (SIM_OBJS): Add sim-resume.o
* interp.c (has_stepped, sim_resume): Delete.
2015-06-11 Mike Frysinger <vapier@gentoo.org>
* interp.c (INLINE): Delete define.

3
sim/m68hc11/Makefile.in
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@ -25,7 +25,8 @@ SIM_OBJS = $(M68HC11_OBJS) \
sim-load.o \
sim-hload.o \
sim-stop.o \
sim-reason.o
sim-reason.o \
sim-resume.o
SIM_PROFILE= -DPROFILE=1 -DWITH_PROFILE=-1
# We must use 32-bit addresses to support memory bank switching.

76
sim/m68hc11/interp.c
View File

@ -699,79 +699,3 @@ sim_store_register (SIM_DESC sd, int rn, unsigned char *memory, int length)
return 2;
}
/* Halt the simulator after just one instruction */
static void
has_stepped (SIM_DESC sd,
void *data)
{
ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
sim_engine_halt (sd, NULL, NULL, NULL_CIA, sim_stopped, SIM_SIGTRAP);
}
/* Generic resume - assumes the existance of sim_engine_run */
void
sim_resume (SIM_DESC sd,
int step,
int siggnal)
{
sim_engine *engine = STATE_ENGINE (sd);
jmp_buf buf;
int jmpval;
ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
/* we only want to be single stepping the simulator once */
if (engine->stepper != NULL)
{
sim_events_deschedule (sd, engine->stepper);
engine->stepper = NULL;
}
sim_module_resume (sd);
/* run/resume the simulator */
engine->jmpbuf = &buf;
jmpval = setjmp (buf);
if (jmpval == sim_engine_start_jmpval
|| jmpval == sim_engine_restart_jmpval)
{
int last_cpu_nr = sim_engine_last_cpu_nr (sd);
int next_cpu_nr = sim_engine_next_cpu_nr (sd);
int nr_cpus = sim_engine_nr_cpus (sd);
sim_events_preprocess (sd, last_cpu_nr >= nr_cpus, next_cpu_nr >= nr_cpus);
if (next_cpu_nr >= nr_cpus)
next_cpu_nr = 0;
/* Only deliver the siggnal ]sic] the first time through - don't
re-deliver any siggnal during a restart. */
if (jmpval == sim_engine_restart_jmpval)
siggnal = 0;
/* Install the stepping event after having processed some
pending events. This is necessary for HC11/HC12 simulator
because the tick counter is incremented by the number of cycles
the instruction took. Some pending ticks to process can still
be recorded internally by the simulator and sim_events_preprocess
will handle them. If the stepping event is inserted before,
these pending ticks will raise the event and the simulator will
stop without having executed any instruction. */
if (step)
engine->stepper = sim_events_schedule (sd, 0, has_stepped, sd);
#ifdef SIM_CPU_EXCEPTION_RESUME
{
sim_cpu* cpu = STATE_CPU (sd, next_cpu_nr);
SIM_CPU_EXCEPTION_RESUME(sd, cpu, siggnal);
}
#endif
sim_engine_run (sd, next_cpu_nr, nr_cpus, siggnal);
}
engine->jmpbuf = NULL;
sim_module_suspend (sd);
}