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arm: Throw out a lot of unnecessary code

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This commit is contained in:
Lioncash 2015-01-30 13:24:19 -05:00
parent 3dfef1701c
commit 09a66860e2
6 changed files with 56 additions and 1536 deletions
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80
src/core/arm/interpreter/armsupp.cpp
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@ -22,13 +22,6 @@
static ARMword ModeToBank (ARMword);
static void EnvokeList (ARMul_State *, unsigned int, unsigned int);
struct EventNode {
/* An event list node. */
unsigned (*func) (ARMul_State *); /* The function to call. */
struct EventNode *next;
};
/* This routine returns the value of a register from a mode. */
@ -1068,76 +1061,3 @@ ARMul_Align (ARMul_State* state, ARMword address, ARMword data)
address = (address & 3) << 3; /* Get the word address. */
return ((data >> address) | (data << (32 - address))); /* rot right */
}
/* This routine is used to call another routine after a certain number of
cycles have been executed. The first parameter is the number of cycles
delay before the function is called, the second argument is a pointer
to the function. A delay of zero doesn't work, just call the function. */
void
ARMul_ScheduleEvent (ARMul_State * state, unsigned int delay,
unsigned (*what) (ARMul_State *))
{
unsigned int when;
struct EventNode *event;
if (state->EventSet++ == 0)
state->Now = ARMul_Time (state);
when = (state->Now + delay) % EVENTLISTSIZE;
event = (struct EventNode *) malloc (sizeof (struct EventNode));
if (!event) {
printf ("SKYEYE:ARMul_ScheduleEvent: malloc event error\n");
exit(-1);
//skyeye_exit (-1);
}
event->func = what;
event->next = *(state->EventPtr + when);
*(state->EventPtr + when) = event;
}
/* This routine is called at the beginning of
every cycle, to envoke scheduled events. */
void
ARMul_EnvokeEvent (ARMul_State * state)
{
static unsigned int then;
then = state->Now;
state->Now = ARMul_Time (state) % EVENTLISTSIZE;
if (then < state->Now)
/* Schedule events. */
EnvokeList (state, then, state->Now);
else if (then > state->Now) {
/* Need to wrap around the list. */
EnvokeList (state, then, EVENTLISTSIZE - 1L);
EnvokeList (state, 0L, state->Now);
}
}
/* Envokes all the entries in a range. */
static void
EnvokeList (ARMul_State * state, unsigned int from, unsigned int to)
{
for (; from <= to; from++) {
struct EventNode *anevent;
anevent = *(state->EventPtr + from);
while (anevent) {
(anevent->func) (state);
state->EventSet--;
anevent = anevent->next;
}
*(state->EventPtr + from) = NULL;
}
}
/* This routine is returns the number of clock ticks since the last reset. */
unsigned int
ARMul_Time (ARMul_State * state)
{
return (state->NumScycles + state->NumNcycles +
state->NumIcycles + state->NumCcycles + state->NumFcycles);
}