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CachedInterpreter: Exception Check Callback Micro-Optimization

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This saves two register pushes / pops.
This commit is contained in:
mitaclaw 2024-04-20 05:16:05 -07:00
parent f79520a906
commit 0282fa7adb
1 changed files with 3 additions and 3 deletions
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6
Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp
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@ -135,9 +135,9 @@ s32 CachedInterpreter::CheckFPU(PowerPC::PowerPCState& ppc_state, const CheckHal
const auto& [power_pc, downcount] = operands; const auto& [power_pc, downcount] = operands;
if (!ppc_state.msr.FP) if (!ppc_state.msr.FP)
{ {
ppc_state.downcount -= downcount;
ppc_state.Exceptions |= EXCEPTION_FPU_UNAVAILABLE; ppc_state.Exceptions |= EXCEPTION_FPU_UNAVAILABLE;
power_pc.CheckExceptions(); power_pc.CheckExceptions();
ppc_state.downcount -= downcount;
return 0; return 0;
} }
return sizeof(AnyCallback) + sizeof(operands); return sizeof(AnyCallback) + sizeof(operands);
@ -148,8 +148,8 @@ s32 CachedInterpreter::CheckDSI(PowerPC::PowerPCState& ppc_state, const CheckHal
const auto& [power_pc, downcount] = operands; const auto& [power_pc, downcount] = operands;
if ((ppc_state.Exceptions & EXCEPTION_DSI) != 0) if ((ppc_state.Exceptions & EXCEPTION_DSI) != 0)
{ {
power_pc.CheckExceptions();
ppc_state.downcount -= downcount; ppc_state.downcount -= downcount;
power_pc.CheckExceptions();
return 0; return 0;
} }
return sizeof(AnyCallback) + sizeof(operands); return sizeof(AnyCallback) + sizeof(operands);
@ -161,8 +161,8 @@ s32 CachedInterpreter::CheckProgramException(PowerPC::PowerPCState& ppc_state,
const auto& [power_pc, downcount] = operands; const auto& [power_pc, downcount] = operands;
if ((ppc_state.Exceptions & EXCEPTION_PROGRAM) != 0) if ((ppc_state.Exceptions & EXCEPTION_PROGRAM) != 0)
{ {
power_pc.CheckExceptions();
ppc_state.downcount -= downcount; ppc_state.downcount -= downcount;
power_pc.CheckExceptions();
return 0; return 0;
} }
return sizeof(AnyCallback) + sizeof(operands); return sizeof(AnyCallback) + sizeof(operands);