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backend/arm64: Implement A32GetExtendedRegister

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Merry 2022-07-22 15:08:52 +01:00 committed by merry
parent 84cad9f831
commit 402abf5ea3
2 changed files with 32 additions and 0 deletions
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4
src/dynarmic/backend/arm64/emit_arm64.cpp
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@ -30,6 +30,10 @@ void EmitIR<IR::Opcode::A32SetCheckBit>(oaknut::CodeGenerator& code, EmitContext
template<>
void EmitIR<IR::Opcode::A32GetRegister>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst);
template<>
void EmitIR<IR::Opcode::A32GetExtendedRegister32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst);
template<>
void EmitIR<IR::Opcode::A32GetExtendedRegister64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst);
template<>
void EmitIR<IR::Opcode::A32SetRegister>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst);
template<>
void EmitIR<IR::Opcode::A32GetCFlag>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst);

28
src/dynarmic/backend/arm64/emit_arm64_a32.cpp
View file

@ -144,6 +144,34 @@ void EmitIR<IR::Opcode::A32GetRegister>(oaknut::CodeGenerator& code, EmitContext
code.LDR(Wresult, Xstate, offsetof(A32JitState, regs) + sizeof(u32) * static_cast<size_t>(reg));
}
template<>
void EmitIR<IR::Opcode::A32GetExtendedRegister32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
const A32::Reg reg = inst->GetArg(0).GetA32RegRef();
ASSERT(A32::IsSingleExtReg(reg));
const size_t index = static_cast<size_t>(reg) - static_cast<size_t>(A32::ExtReg::S0);
auto Sresult = ctx.reg_alloc.WriteS(inst);
RegAlloc::Realize(Sresult);
// TODO: Detect if Gpr vs Fpr is more appropriate
code.LDR(Sresult, Xstate, offsetof(A32JitState, ext_regs) + sizeof(u32) * index);
}
template<>
void EmitIR<IR::Opcode::A32GetExtendedRegister64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
const A32::Reg reg = inst->GetArg(0).GetA32RegRef();
ASSERT(A32::IsDoubleExtReg(reg));
const size_t index = static_cast<size_t>(reg) - static_cast<size_t>(A32::ExtReg::D0);
auto Dresult = ctx.reg_alloc.WriteD(inst);
RegAlloc::Realize(Dresult);
// TODO: Detect if Gpr vs Fpr is more appropriate
code.LDR(Dresult, Xstate, offsetof(A32JitState, ext_regs) + 2 * sizeof(u32) * index);
}
template<>
void EmitIR<IR::Opcode::A32SetRegister>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
const A32::Reg reg = inst->GetArg(0).GetA32RegRef();