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- implement std_multiply
128 lines
5 KiB
C++
128 lines
5 KiB
C++
/*****************************************************************************
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* Copyright (c) 2020, rrcc FM10K-Documentation Contributors
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#pragma once
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#include "../Instruction.h"
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#include "../../BaseRegisters.h"
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namespace Instruction {
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namespace Stack {
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static uint32_t stackRegisterStart = (uint32_t)MgmtRegisters::BSM_SCRATCH_START + 512; //Half top portion of BSM_SCRATCH
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static uint8_t stackOffsetRegister = 3; //BSM_ADDR_OFFSET to use
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static uint32_t stackOffsetRegisterAddress = (uint32_t)MgmtRegisters::BSM_ADDR_OFFSET_0 + stackOffsetRegister;
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//TODO static uint32_t stackSaveRegister = stackRegisterStart; //Set to where to save stack pointer, otherwise it will be kept on offset register selected and not restore it
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class PushImm : public Instruction {
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private:
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std::vector<std::unique_ptr<Instruction>> instructions;
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public:
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explicit PushImm(uint32_t value) : PushImm(std::vector<uint32_t>{value}) {
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}
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explicit PushImm(const std::vector<uint32_t> &value);
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CommandOp getCommand() const override {
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return CommandOp::END;
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};
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std::vector<uint8_t> toBytes() const override;
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};
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class Push : public Instruction {
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private:
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std::vector<std::unique_ptr<Instruction>> instructions;
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public:
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explicit Push(const AddressWithOffset &address, uint8_t count = 1);
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CommandOp getCommand() const override {
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return CommandOp::END;
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};
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std::vector<uint8_t> toBytes() const override;
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static std::unique_ptr<Instruction>
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fromTokens(const Instruction::parseOperatorResult &op, const std::vector<Token> &tokens);
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};
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class PopPeek : public Instruction {
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private:
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std::vector<std::unique_ptr<Instruction>> instructions;
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public:
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explicit PopPeek(const AddressWithOffset &address, uint32_t offset = 0, uint8_t count = 1);
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CommandOp getCommand() const override {
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return CommandOp::END;
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};
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std::vector<uint8_t> toBytes() const override;
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static std::unique_ptr<Instruction>
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fromTokens(const Instruction::parseOperatorResult &op, const std::vector<Token> &tokens);
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};
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class PopImm : public Instruction {
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private:
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std::vector<std::unique_ptr<Instruction>> instructions;
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public:
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explicit PopImm(uint8_t count = 1);
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CommandOp getCommand() const override {
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return CommandOp::END;
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};
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std::vector<uint8_t> toBytes() const override;
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static std::unique_ptr<Instruction>
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fromTokens(const Instruction::parseOperatorResult &op, const std::vector<Token> &tokens);
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};
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class Pop : public Instruction {
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private:
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std::vector<std::unique_ptr<Instruction>> instructions;
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public:
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explicit Pop(const AddressWithOffset &address, uint8_t count = 1);
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CommandOp getCommand() const override {
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return CommandOp::END;
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};
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std::vector<uint8_t> toBytes() const override;
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static std::unique_ptr<Instruction>
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fromTokens(const Instruction::parseOperatorResult &op, const std::vector<Token> &tokens);
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};
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}
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} |