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/* This file is part of the sirit project.
* Copyright (c) 2018 ReinUsesLisp
* This software may be used and distributed according to the terms of the GNU
* Lesser General Public License version 2.1 or any later version.
*/
#include <cassert>
#include "common_types.h"
#include "operand.h"
#include "op.h"
namespace Sirit {
Op::Op(spv::Op opcode_, u32 id_, const Op* result_type_)
: opcode(opcode_), id(id_), result_type(result_type_) {
operand_type = OperandType::Ref;
}
Op::~Op() = default;
void Op::Fetch(Stream& stream) const {
assert(id != UINT32_MAX);
stream.Write(id);
}
u16 Op::GetWordCount() const {
return 1;
}
bool Op::operator==(const Operand& other) const {
if (operand_type != other.GetType()) {
return false;
}
const Op& op = dynamic_cast<const Op&>(other);
if (op.opcode == opcode && result_type == op.result_type &&
operands.size() == op.operands.size()) {
for (std::size_t i{}; i < operands.size(); i++) {
if (*operands[i] != *op.operands[i]) {
return false;
}
}
return true;
}
return false;
}
void Op::Write(Stream& stream) const {
stream.Write(static_cast<u16>(opcode));
stream.Write(WordCount());
if (result_type) {
result_type->Fetch(stream);
}
if (id != UINT32_MAX) {
stream.Write(id);
}
for (const Operand* operand : operands) {
operand->Fetch(stream);
}
}
void Op::Add(Operand* operand) {
Add(static_cast<const Operand*>(operand));
operand_store.push_back(std::unique_ptr<Operand>(operand));
}
void Op::Add(const Operand* operand) {
operands.push_back(operand);
}
void Op::Add(u32 integer) {
Add(new LiteralInteger(integer));
}
void Op::Add(const std::string& string) {
Add(new LiteralString(string));
}
void Op::Add(const std::vector<const Op*>& ids) {
for (const Op* op : ids) {
Add(op);
}
}
u16 Op::WordCount() const {
u16 count{1};
if (result_type) {
count++;
}
if (id != UINT32_MAX) {
count++;
}
for (const Operand* operand : operands) {
count += operand->GetWordCount();
}
return count;
}
} // namespace Sirit
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