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Add check for reg id and format in gpReg & fpReg

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This commit is contained in:
SSimco 2025-05-09 12:45:53 +03:00
parent e3e1f8e62a
commit d6c81fc720
1 changed files with 42 additions and 15 deletions
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57
src/Cafe/HW/Espresso/Recompiler/BackendAArch64/BackendAArch64.cpp
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@ -281,16 +281,41 @@ struct AArch64GenContext_t : CodeGenerator
}
};
template<typename T>
template<std::derived_from<VRegSc> T>
T fpReg(const IMLReg& imlReg)
{
return T(imlReg.GetRegID() - IMLArchAArch64::PHYSREG_FPR_BASE);
cemu_assert_debug(imlReg.GetRegFormat() == IMLRegFormat::F64);
auto regId = imlReg.GetRegID();
cemu_assert_debug(regId >= IMLArchAArch64::PHYSREG_FPR_BASE && regId < IMLArchAArch64::PHYSREG_FPR_BASE + IMLArchAArch64::PHYSREG_FPR_COUNT);
return T(regId - IMLArchAArch64::PHYSREG_FPR_BASE);
}
template<typename T>
template<std::derived_from<RReg> T>
T gpReg(const IMLReg& imlReg)
{
return T(imlReg.GetRegID() - IMLArchAArch64::PHYSREG_GPR_BASE);
auto regFormat = imlReg.GetRegFormat();
if (std::is_same_v<T, WReg>)
cemu_assert_debug(regFormat == IMLRegFormat::I32);
else if (std::is_same_v<T, XReg>)
cemu_assert_debug(regFormat == IMLRegFormat::I64);
else
cemu_assert_unimplemented();
auto regId = imlReg.GetRegID();
cemu_assert_debug(regId >= IMLArchAArch64::PHYSREG_GPR_BASE && regId < IMLArchAArch64::PHYSREG_GPR_BASE + IMLArchAArch64::PHYSREG_GPR_COUNT);
return T(regId - IMLArchAArch64::PHYSREG_GPR_BASE);
}
template<std::derived_from<VRegSc> To, std::derived_from<VRegSc> From>
To aliasAs(const From& reg)
{
return To(reg.getIdx());
}
template<std::derived_from<RReg> To, std::derived_from<RReg> From>
To aliasAs(const From& reg)
{
return To(reg.getIdx());
}
AArch64GenContext_t::AArch64GenContext_t(Allocator* allocator)
@ -356,7 +381,8 @@ void AArch64GenContext_t::r_name(IMLInstruction* imlInstruction)
if (imlInstruction->op_r_name.regR.GetBaseFormat() == IMLRegFormat::I64)
{
WReg regR = gpReg<WReg>(imlInstruction->op_r_name.regR);
XReg regRXReg = gpReg<XReg>(imlInstruction->op_r_name.regR);
WReg regR = aliasAs<WReg>(regRXReg);
if (name >= PPCREC_NAME_R0 && name < PPCREC_NAME_R0 + 32)
{
ldr(regR, AdrUimm(HCPU_REG, offsetof(PPCInterpreter_t, gpr) + sizeof(uint32) * (name - PPCREC_NAME_R0)));
@ -436,7 +462,8 @@ void AArch64GenContext_t::name_r(IMLInstruction* imlInstruction)
if (imlInstruction->op_r_name.regR.GetBaseFormat() == IMLRegFormat::I64)
{
auto regR = gpReg<WReg>(imlInstruction->op_r_name.regR);
XReg regRXReg = gpReg<XReg>(imlInstruction->op_r_name.regR);
WReg regR = aliasAs<WReg>(regRXReg);
if (name >= PPCREC_NAME_R0 && name < PPCREC_NAME_R0 + 32)
{
str(regR, AdrUimm(HCPU_REG, offsetof(PPCInterpreter_t, gpr) + sizeof(uint32) * (name - PPCREC_NAME_R0)));
@ -657,7 +684,7 @@ bool AArch64GenContext_t::r_r_s32_carry(IMLInstruction* imlInstruction)
bool AArch64GenContext_t::r_r_r(IMLInstruction* imlInstruction)
{
WReg regResult = gpReg<WReg>(imlInstruction->op_r_r_r.regR);
XReg reg64Result = gpReg<XReg>(imlInstruction->op_r_r_r.regR);
XReg reg64Result = aliasAs<XReg>(regResult);
WReg regOperand1 = gpReg<WReg>(imlInstruction->op_r_r_r.regA);
WReg regOperand2 = gpReg<WReg>(imlInstruction->op_r_r_r.regB);
@ -859,12 +886,12 @@ bool AArch64GenContext_t::macro(IMLInstruction* imlInstruction)
{
if (imlInstruction->operation == PPCREC_IML_MACRO_B_TO_REG)
{
XReg branchDstReg = gpReg<XReg>(imlInstruction->op_macro.paramReg);
WReg branchDstReg = gpReg<WReg>(imlInstruction->op_macro.paramReg);
mov(TEMP_GPR1.XReg, offsetof(PPCRecompilerInstanceData_t, ppcRecompilerDirectJumpTable));
add(TEMP_GPR1.XReg, TEMP_GPR1.XReg, branchDstReg, ShMod::LSL, 1);
ldr(TEMP_GPR1.XReg, AdrReg(PPC_REC_INSTANCE_REG, TEMP_GPR1.XReg));
mov(LR.XReg, branchDstReg);
mov(TEMP_GPR1.WReg, offsetof(PPCRecompilerInstanceData_t, ppcRecompilerDirectJumpTable));
add(TEMP_GPR1.WReg, TEMP_GPR1.WReg, branchDstReg, ShMod::LSL, 1);
ldr(TEMP_GPR1.XReg, AdrExt(PPC_REC_INSTANCE_REG, TEMP_GPR1.WReg, ExtMod::UXTW));
mov(LR.WReg, branchDstReg);
br(TEMP_GPR1.XReg);
return true;
}
@ -1390,9 +1417,9 @@ Cond ImlFPCondToArm64Cond(IMLCondition cond)
void AArch64GenContext_t::fpr_compare(IMLInstruction* imlInstruction)
{
auto regR = gpReg<XReg>(imlInstruction->op_fpr_compare.regR);
auto regA = fpReg<DReg>(imlInstruction->op_fpr_compare.regA);
auto regB = fpReg<DReg>(imlInstruction->op_fpr_compare.regB);
WReg regR = gpReg<WReg>(imlInstruction->op_fpr_compare.regR);
DReg regA = fpReg<DReg>(imlInstruction->op_fpr_compare.regA);
DReg regB = fpReg<DReg>(imlInstruction->op_fpr_compare.regB);
auto cond = ImlFPCondToArm64Cond(imlInstruction->op_fpr_compare.cond);
fcmp(regA, regB);
cset(regR, cond);