mirror of
https://github.com/JakeHillion/object-introspection.git
synced 2024-09-19 19:19:05 +01:00
90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <oi/oi.h>
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#include <filesystem>
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#include <map>
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#include <span>
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#include <unordered_set>
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#include <utility>
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#include "oi/CodeGen.h"
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#include "oi/Features.h"
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#include "oi/OICompiler.h"
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namespace oi::detail {
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class OILibraryImpl {
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private:
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class LocalTextSegment {
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public:
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LocalTextSegment() = default;
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LocalTextSegment(size_t size);
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~LocalTextSegment();
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LocalTextSegment(const LocalTextSegment&) = delete;
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LocalTextSegment& operator=(const LocalTextSegment&) = delete;
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LocalTextSegment(LocalTextSegment&& that) {
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std::swap(this->data_, that.data_);
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}
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LocalTextSegment& operator=(LocalTextSegment&& that) {
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std::swap(this->data_, that.data_);
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return *this;
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}
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std::span<uint8_t> data() {
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return data_;
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}
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void release() {
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data_ = {};
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}
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private:
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std::span<uint8_t> data_;
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};
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class MemoryFile {
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public:
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MemoryFile(const char* name);
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~MemoryFile();
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std::filesystem::path path();
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private:
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int fd_ = -1;
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};
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public:
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OILibraryImpl(void* atomicHole,
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std::unordered_set<oi::Feature> fs,
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GeneratorOptions opts);
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std::pair<void*, const exporters::inst::Inst&> init();
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private:
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void* atomicHole_;
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std::map<Feature, bool> requestedFeatures_;
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GeneratorOptions opts_;
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oi::detail::OICompiler::Config compilerConfig_{};
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oi::detail::OICodeGen::Config generatorConfig_{};
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LocalTextSegment textSeg;
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void processConfigFile();
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std::pair<void*, const exporters::inst::Inst&> compileCode();
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};
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} // namespace oi::detail
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