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Merge pull request #13951 from TellowKrinkle/InterpreterOpt

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Cached Interpreter: Speculative devirtualization
This commit is contained in:
JMC47
2025-09-26 17:14:24 -04:00
committed by GitHub
parent ff9e0eb2c3 0cde7ae79b
commit a175985871
1 changed files with 18 additions and 3 deletions
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21
Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp
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@@ -66,10 +66,25 @@ void CachedInterpreter::ExecuteOneBlock()
while (true) while (true)
{ {
const auto callback = *reinterpret_cast<const AnyCallback*>(normal_entry); const auto callback = *reinterpret_cast<const AnyCallback*>(normal_entry);
if (const auto distance = callback(ppc_state, normal_entry + sizeof(callback))) const u8* payload = normal_entry + sizeof(callback);
normal_entry += distance; // Direct dispatch to the most commonly used callbacks for better performance
if (callback == reinterpret_cast<AnyCallback>(CallbackCast(Interpret<false>))) [[likely]]
{
Interpret<false>(ppc_state, *reinterpret_cast<const InterpretOperands*>(payload));
normal_entry = payload + sizeof(InterpretOperands);
}
else if (callback == reinterpret_cast<AnyCallback>(CallbackCast(Interpret<true>)))
{
Interpret<true>(ppc_state, *reinterpret_cast<const InterpretOperands*>(payload));
normal_entry = payload + sizeof(InterpretOperands);
}
else else
break; {
if (const auto distance = callback(ppc_state, payload))
normal_entry += distance;
else
break;
}
} }
} }