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Core: Better handling of SW with address not sign extended

This commit is contained in:
zilmar 2024-11-28 11:02:38 +10:30
parent fd05d9f42f
commit d5367d9291
1 changed files with 37 additions and 0 deletions
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37
Source/Project64-core/N64System/Recompiler/x86/x86RecompilerOps.cpp
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@ -3815,6 +3815,39 @@ void CX86RecompilerOps::SW(bool bCheckLLbit)
}
else
{
asmjit::Label Store64AddrDone;
if (m_RegWorkingSet.IsMapped(m_Opcode.base) && m_RegWorkingSet.Is32Bit(m_Opcode.base) && !m_RegWorkingSet.IsSigned(m_Opcode.base))
{
asmjit::Label Store32bitValue = m_Assembler.newLabel();
m_Assembler.test(m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.base), 0x80000000);
m_Assembler.JzLabel(stdstr_f("Store32bitValue_%X", m_CompilePC).c_str(), Store32bitValue);
m_Assembler.MoveConstToVariable(&g_Reg->m_PROGRAM_COUNTER, "PROGRAM_COUNTER", m_CompilePC);
m_RegWorkingSet.BeforeCallDirect();
if (m_RegWorkingSet.IsConst(m_Opcode.rt))
{
m_Assembler.push(m_RegWorkingSet.GetMipsRegLo(m_Opcode.rt));
}
else if (m_RegWorkingSet.IsMapped(m_Opcode.rt))
{
m_Assembler.push(m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.rt));
}
else
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
m_Assembler.push(0);
m_Assembler.push(m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.base));
m_Assembler.CallThis((uint32_t)(&m_MMU), AddressOf(&CMipsMemoryVM::SW_Memory), "CMipsMemoryVM::SW_Memory", 16);
m_Assembler.test(asmjit::x86::al, asmjit::x86::al);
m_RegWorkingSet.AfterCallDirect();
CRegInfo ExitRegSet = m_RegWorkingSet;
ExitRegSet.SetBlockCycleCount(ExitRegSet.GetBlockCycleCount() + g_System->CountPerOp());
CompileExit((uint32_t)-1, (uint32_t)-1, ExitRegSet, ExitReason_Exception, false, &CX86Ops::JeLabel);
Store64AddrDone = m_Assembler.newLabel();
m_Assembler.JmpLabel("Store64AddrDone", Store64AddrDone);
m_Assembler.bind(Store32bitValue);
}
if (m_RegWorkingSet.IsConst(m_Opcode.base) && m_RegWorkingSet.Is32Bit(m_Opcode.base))
{
uint32_t Address = m_RegWorkingSet.GetMipsRegLo(m_Opcode.base) + (int16_t)m_Opcode.offset;
@ -3878,6 +3911,10 @@ void CX86RecompilerOps::SW(bool bCheckLLbit)
m_RegWorkingSet.Map_GPR_32bit(m_Opcode.rt, false, -1);
m_Assembler.MoveVariableToX86reg(m_RegWorkingSet.GetMipsRegMapLo(m_Opcode.rt), &m_Reg.m_LLBit, "_LLBit");
}
if (Store64AddrDone.isValid())
{
m_Assembler.bind(Store64AddrDone);
}
}
}