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BizHawk
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dont look at this, it doesnt work

This commit is contained in:
zeromus 2017-04-05 19:46:11 -05:00
parent 57b1df8487
commit a7b6a9af4d
4 changed files with 45 additions and 28 deletions
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9
libsnes/bsnes/snes/alt/cpu/cpu.cpp
View File

@ -60,6 +60,10 @@ void CPU::enter() {
scheduler.exit(Scheduler::ExitReason::SynchronizeEvent);
}
if (regs.hang == HangType::Wait) this->op_wai();
else if (regs.hang == HangType::Stop) this->op_stp();
else
{
if(status.nmi_pending) {
status.nmi_pending = false;
regs.vector = (regs.e == false ? 0xffea : 0xfffa);
@ -72,9 +76,8 @@ void CPU::enter() {
op_irq();
}
if(regs.hang == HangType::Wait) this->op_wai();
else if (regs.hang == HangType::Stop) this->op_stp();
else op_step();
op_step();
}
}
}

5
libsnes/bsnes/snes/chip/sa1/sa1.cpp
View File

@ -19,6 +19,10 @@ void SA1::enter() {
scheduler.exit(Scheduler::ExitReason::SynchronizeEvent);
}
if (regs.hang == HangType::Wait) this->op_wai();
else if (regs.hang == HangType::Stop) this->op_stp();
else
{
if(mmio.sa1_rdyb || mmio.sa1_resb) {
//SA-1 co-processor is asleep
tick();
@ -34,6 +38,7 @@ void SA1::enter() {
(this->*opcode_table[op_readpc()])();
}
}
}
void SA1::op_irq() {

8
libsnes/bsnes/snes/cpu/core/opcode_misc.cpp
View File

@ -72,20 +72,28 @@ L rd.h = op_readlong(vectorN + 1);
}
void CPUcore::op_stp() {
if(regs.hang == HangType::Stop)
goto SKIP;
regs.hang = HangType::Stop;
while(regs.wai = true) {
L op_io();
scheduler.exit(Scheduler::ExitReason::SynchronizeEvent);
if (scheduler.exit_reason.value == Scheduler::ExitReason::SynchronizeEvent) return;
SKIP: ;
}
regs.hang = HangType::None;
}
void CPUcore::op_wai() {
if (regs.hang == HangType::Wait)
goto SKIP;
regs.wai = true;
regs.hang = HangType::Wait;
while(regs.wai) {
L op_io();
scheduler.exit(Scheduler::ExitReason::SynchronizeEvent);
if(scheduler.exit_reason.value == Scheduler::ExitReason::SynchronizeEvent) return;
SKIP: ;
}
regs.hang = HangType::None;
op_io();

1
libsnes/bsnes/snes/cpu/core/serialization.cpp
View File

@ -25,6 +25,7 @@ void CPUcore::core_serialize(serializer &s) {
s.integer(regs.wai);
s.integer(regs.mdr);
s.integer(regs.vector);
s.integer((unsigned)regs.hang);
s.integer(aa.d);
s.integer(rd.d);