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// Copyright 2021 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#include "src/tint/lang/wgsl/program/program_builder.h"
#include "src/tint/lang/wgsl/ast/assignment_statement.h"
#include "src/tint/lang/wgsl/ast/call_statement.h"
#include "src/tint/lang/wgsl/ast/variable_decl_statement.h"
#include "src/tint/lang/wgsl/sem/type_expression.h"
#include "src/tint/lang/wgsl/sem/value_expression.h"
#include "src/tint/lang/wgsl/sem/variable.h"
#include "src/tint/utils/ice/ice.h"
#include "src/tint/utils/macros/compiler.h"
#include "src/tint/utils/rtti/switch.h"
using namespace tint::core::number_suffixes; // NOLINT
namespace tint {
ProgramBuilder::ProgramBuilder() = default;
ProgramBuilder::ProgramBuilder(ProgramBuilder&& rhs)
: Builder(std::move(rhs)),
constants(std::move(rhs.constants)),
sem_nodes_(std::move(rhs.sem_nodes_)),
sem_(std::move(rhs.sem_)) {}
ProgramBuilder::~ProgramBuilder() = default;
ProgramBuilder& ProgramBuilder::operator=(ProgramBuilder&& rhs) {
*static_cast<Builder*>(this) = std::move(rhs);
constants = std::move(rhs.constants);
sem_nodes_ = std::move(rhs.sem_nodes_);
sem_ = std::move(rhs.sem_);
return *this;
}
ProgramBuilder ProgramBuilder::Wrap(const Program& program) {
ProgramBuilder builder;
builder.id_ = program.ID();
builder.last_ast_node_id_ = program.HighestASTNodeID();
builder.constants = core::constant::Manager::Wrap(program.Constants());
builder.ast_ =
builder.create<ast::Module>(program.AST().source, program.AST().GlobalDeclarations());
builder.sem_ = sem::Info::Wrap(program.Sem());
builder.symbols_ = SymbolTable::Wrap(program.Symbols());
builder.diagnostics_ = program.Diagnostics();
return builder;
}
void ProgramBuilder::AssertNotMoved() const {
if (TINT_UNLIKELY(moved_)) {
TINT_ICE() << "Attempting to use ProgramBuilder after it has been moved";
}
}
const core::type::Type* ProgramBuilder::TypeOf(const ast::Expression* expr) const {
return tint::Switch(
Sem().Get(expr), //
[](const sem::ValueExpression* e) { return e->Type(); },
[](const sem::TypeExpression* e) { return e->Type(); });
}
const core::type::Type* ProgramBuilder::TypeOf(const ast::Variable* var) const {
auto* sem = Sem().Get(var);
return sem ? sem->Type() : nullptr;
}
const core::type::Type* ProgramBuilder::TypeOf(const ast::TypeDecl* type_decl) const {
return Sem().Get(type_decl);
}
} // namespace tint