void co_switch(cothread_t cothread)
{
uint32_t argOnReturn = 0;
if(cothread == (cothread_t)1){
co_active_ = cothread;
sceFiberReturnToThread(0, NULL);
}else{
SceFiber* theFiber = (SceFiber*)cothread;
if(co_active_ == (cothread_t)1){
co_active_ = cothread;
sceFiberRun(theFiber, 0, &argOnReturn);
}else{
co_active_ = cothread;
sceFiberSwitch(theFiber, 0, &argOnReturn);
}
}
}
void Pass::fiberDoPass(int passOffset, int startIndex, int endIndex) {
Fiber leader __attribute__((aligned(SCE_FIBER_ALIGNMENT)));
Fiber* followers __attribute__((aligned(SCE_FIBER_ALIGNMENT)));
SceFiber tailFiber __attribute__((aligned(SCE_FIBER_ALIGNMENT)));
char m_contextBuffer[CONTEXT_SIZE] __attribute__((aligned(SCE_FIBER_CONTEXT_ALIGNMENT)));
off_t physicalAddress;
int ret = SCE_OK;
ret = sceFiberInitialize(&leader.fiber, "leaderFiber", fiberEntryLeader, (uint64_t) &leader, (void*) m_contextBuffer, CONTEXT_SIZE, NULL);
assert(ret == SCE_OK);
leader.nextFiber = &followers[0].fiber;
leader.directory = &directory;
leader.spheres = spheres;
leader.deferSaving = ioMethod == "tio";
leader.iteration = ioMethod == "tio" ? startIndex : passOffset + startIndex;
ret = sceFiberInitialize(&tailFiber, "tailFiber", fiberEntryTail, (uint64_t) &tailFiber, (void*) m_contextBuffer, CONTEXT_SIZE, NULL);
assert(ret == SCE_OK);
int framesPerThread = endIndex - startIndex;
size_t totalSize = sizeof(Fiber) * framesPerThread;
followers = (Fiber*) operator new[](totalSize, physicalAddress);
int i = startIndex;
int fiberIndex = 0;
while (i < endIndex) {
int iteration = ioMethod == "tio" ? i : passOffset + i;
for (auto move : moves) {
move.doMove(spheres[move.getTargetSphere()]);
}
ret = sceFiberInitialize(&followers[fiberIndex].fiber, "followerFiber", fiberEntryFollower, (uint64_t) &followers[fiberIndex], (void*) m_contextBuffer, CONTEXT_SIZE, NULL);
assert(ret == SCE_OK);
if (fiberIndex != framesPerThread - 1) {
followers[fiberIndex].nextFiber = &followers[fiberIndex + 1].fiber;
}
else {
followers[fiberIndex].nextFiber = &tailFiber;
}
followers[fiberIndex].directory = &directory;
followers[fiberIndex].spheres = spheres;
followers[fiberIndex].deferSaving = ioMethod == "tio";
followers[fiberIndex].iteration = iteration;
fiberIndex++;
i++;
}
uint64_t argOnReturn = 0;
leader.nextFiber = &followers[0].fiber;
ret = sceFiberRun(&leader.fiber, 0, &argOnReturn);
assert(ret == SCE_OK);
assert(argOnReturn == 0);
ret = sceFiberFinalize(&tailFiber);
assert(ret == SCE_OK);
for (int i = 0; i < framesPerThread; i++) {
ret = sceFiberFinalize(&followers[i].fiber);
assert(ret == SCE_OK);
}
ret = sceFiberFinalize(&leader.fiber);
assert(ret == SCE_OK);
operator delete[](followers, totalSize, physicalAddress);
}