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/*
* Copyright 2021 WebAssembly Community Group participants
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef wasm_tools_wasm_split_options_h
#define wasm_tools_wasm_split_options_h
#include "tools/tool-options.h"
namespace wasm {
const std::string DEFAULT_PROFILE_EXPORT("__write_profile");
struct WasmSplitOptions : ToolOptions {
enum class Mode : unsigned {
Split,
MultiSplit,
Instrument,
MergeProfiles,
PrintProfile,
};
Mode mode = Mode::Split;
constexpr static size_t NumModes =
static_cast<unsigned>(Mode::PrintProfile) + 1;
enum class StorageKind : unsigned {
InGlobals, // Store profile data in WebAssembly Globals
InMemory, // Store profile data in memory, accessible from all threads
InSecondaryMemory, // Store profile data in memory separate from main memory
};
StorageKind storageKind = StorageKind::InGlobals;
bool usePlaceholders = true;
bool unescape = false;
bool verbose = false;
bool emitBinary = true;
bool symbolMap = false;
bool placeholderMap = false;
bool jspi = false;
// TODO: Remove this. See the comment in wasm-binary.h.
bool emitModuleNames = false;
std::string profileFile;
std::string profileExport = DEFAULT_PROFILE_EXPORT;
std::set<Name> keepFuncs;
std::set<Name> splitFuncs;
bool hasKeepFuncs = false;
bool hasSplitFuncs = false;
std::vector<std::string> inputFiles;
std::string output;
std::string primaryOutput;
std::string secondaryOutput;
std::string importNamespace;
std::string placeholderNamespace;
std::string secondaryMemoryName;
std::string exportPrefix;
std::string manifestFile;
std::string outPrefix;
// A hack to ensure the split and instrumented modules have the same table
// size when using Emscripten's SPLIT_MODULE mode with dynamic linking. TODO:
// Figure out a more elegant solution for that use case and remove this.
int initialTableSize = -1;
// The options that are valid for each mode.
std::array<std::unordered_set<std::string>, NumModes> validOptions;
std::vector<std::string> usedOptions;
WasmSplitOptions();
WasmSplitOptions& add(const std::string& longName,
const std::string& shortName,
const std::string& description,
const std::string& category,
std::vector<Mode>&& modes,
Arguments arguments,
const Action& action);
WasmSplitOptions& add(const std::string& longName,
const std::string& shortName,
const std::string& description,
const std::string& category,
Arguments arguments,
const Action& action);
bool validate();
void parse(int argc, const char* argv[]);
};
} // namespace wasm
#endif // wasm_tools_wasm_split_h
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