/*
* Copyright 2022 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/sksl/SkSLAnalysis.h"
#include "src/sksl/SkSLPool.h"
#include "src/sksl/SkSLProgramSettings.h"
#include "src/sksl/analysis/SkSLProgramUsage.h"
#include "src/sksl/ir/SkSLFunctionDeclaration.h"
#include "src/sksl/ir/SkSLProgram.h"
#include "src/sksl/ir/SkSLProgramElement.h"
#include "src/sksl/ir/SkSLSymbol.h"
#include "src/sksl/ir/SkSLSymbolTable.h" // IWYU pragma: keep
#include <utility>
namespace SkSL {
Program::Program(std::unique_ptr<std::string> source,
std::unique_ptr<ProgramConfig> config,
std::shared_ptr<Context> context,
std::vector<std::unique_ptr<ProgramElement>> elements,
std::unique_ptr<SymbolTable> symbols,
std::unique_ptr<Pool> pool)
: fSource(std::move(source))
, fConfig(std::move(config))
, fContext(context)
, fSymbols(std::move(symbols))
, fPool(std::move(pool))
, fOwnedElements(std::move(elements)) {
fUsage = Analysis::GetUsage(*
this);
}
Program::~Program() {
// Some or all of the program elements are in the pool. To free them safely, we must attach
// the pool before destroying any program elements. (Otherwise, we may accidentally call
// delete on a pooled node.)
AutoAttachPoolToThread attach(fPool.get());
fOwnedElements.clear();
fContext.reset();
fSymbols.reset();
}
std::string Program::description()
const {
std::string result = fConfig->versionDescription();
for (
const ProgramElement* e : this->elements()) {
result += e->description();
}
return result;
}
const FunctionDeclaration* Program::getFunction(
const char* functionName)
const {
const Symbol* symbol = fSymbols->find(functionName);
bool valid = symbol && symbol->is<FunctionDeclaration>() &&
symbol->as<FunctionDeclaration>().definition();
return valid ? &symbol->as<FunctionDeclaration>() : nullptr;
}
}
// namespace SkSL
