emit_arm64_floating_point: Implement ToOdd for FPDoubleToSingle
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@ -575,6 +575,20 @@ void EmitIR<IR::Opcode::FPDoubleToHalf>(oaknut::CodeGenerator& code, EmitContext
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template<>
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void EmitIR<IR::Opcode::FPDoubleToSingle>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
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const auto rounding_mode = static_cast<FP::RoundingMode>(inst->GetArg(1).GetU8());
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if (rounding_mode == FP::RoundingMode::ToOdd) {
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auto args = ctx.reg_alloc.GetArgumentInfo(inst);
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auto Sto = ctx.reg_alloc.WriteS(inst);
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auto Dfrom = ctx.reg_alloc.ReadD(args[0]);
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RegAlloc::Realize(Sto, Dfrom);
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ctx.fpsr.Load();
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code.FCVTXN(Sto, Dfrom);
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return;
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}
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EmitConvert<64, 32>(code, ctx, inst, [&](auto& Sto, auto& Dfrom) { code.FCVT(Sto, Dfrom); });
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}
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