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Complex STOP 0x0 hack

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This commit is contained in:
Nekotekina 2017-02-24 16:28:05 +03:00
parent 07d49b1bd8
commit 8369cb2af6
2 changed files with 32 additions and 3 deletions
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2
rpcs3/Emu/Cell/SPUDisAsm.h
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@ -140,7 +140,7 @@ public:
//0 - 10
void STOP(spu_opcode_t op)
{
DisAsm("stop", op.opcode & 0x1fffff);
op.rb ? UNK(op) : DisAsm("stop", op.opcode & 0x3fff);
}
void LNOP(spu_opcode_t op)
{

33
rpcs3/Emu/Cell/SPUThread.cpp
View File

@ -1061,8 +1061,37 @@ bool SPUThread::stop_and_signal(u32 code)
{
case 0x000:
{
// Hack: execute as NOP
return true;
LOG_WARNING(SPU, "STOP 0x0");
// HACK: find an ILA instruction
for (u32 addr = pc; addr < 0x40000; addr += 4)
{
const u32 instr = _ref<u32>(addr);
if (instr >> 25 == 0x21)
{
pc = addr;
return false;
}
if (instr > 0x1fffff)
{
break;
}
}
// HACK: wait for executable code
while (!_ref<u32>(pc))
{
if (test(state & cpu_flag::stop))
{
return false;
}
thread_ctrl::wait_for(1000);
}
return false;
}
case 0x001: