100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
/* This file is part of the sirit project.
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* Copyright (c) 2018 ReinUsesLisp
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* This software may be used and distributed according to the terms of the GNU
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* Lesser General Public License version 2.1 or any later version.
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*/
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#include <cassert>
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#include "common_types.h"
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#include "literal-number.h"
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#include "literal-string.h"
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#include "op.h"
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#include "operand.h"
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namespace Sirit {
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Op::Op(spv::Op opcode, std::optional<u32> id, Ref result_type)
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: opcode(opcode), id(id), result_type(result_type) {
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operand_type = OperandType::Op;
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}
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Op::~Op() = default;
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void Op::Fetch(Stream& stream) const {
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assert(id.has_value());
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stream.Write(id.value());
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}
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u16 Op::GetWordCount() const { return 1; }
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bool Op::operator==(const Operand& other) const {
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if (operand_type != other.GetType()) {
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return false;
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}
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const Op& op = dynamic_cast<const Op&>(other);
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if (op.opcode == opcode && result_type == op.result_type &&
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operands.size() == op.operands.size()) {
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for (std::size_t i = 0; i < operands.size(); i++) {
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if (*operands[i] != *op.operands[i]) {
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return false;
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}
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}
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return true;
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}
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return false;
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}
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void Op::Write(Stream& stream) const {
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stream.Write(static_cast<u16>(opcode));
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stream.Write(WordCount());
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if (result_type) {
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result_type->Fetch(stream);
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}
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if (id.has_value()) {
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stream.Write(id.value());
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}
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for (const auto* operand : operands) {
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operand->Fetch(stream);
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}
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}
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void Op::Sink(Operand* operand) {
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Add(static_cast<const Operand*>(operand));
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operand_store.push_back(std::unique_ptr<Operand>(operand));
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}
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void Op::Sink(const std::vector<Operand*>& operands) {
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for (auto* operand : operands) {
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Sink(operand);
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}
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}
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void Op::Add(const Operand* operand) { operands.push_back(operand); }
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void Op::Add(u32 integer) { Sink(LiteralNumber::Create<u32>(integer)); }
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void Op::Add(const std::string& string) { Sink(new LiteralString(string)); }
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void Op::Add(const std::vector<Ref>& ids) {
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for (Ref op : ids) {
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Add(op);
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}
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}
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u16 Op::WordCount() const {
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u16 count{1};
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if (result_type) {
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count++;
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}
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if (id.has_value()) {
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count++;
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}
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for (const Operand* operand : operands) {
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count += operand->GetWordCount();
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}
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return count;
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}
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} // namespace Sirit
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