dawn-cmake/src/ast/switch_statement.cc

72 lines
2.2 KiB
C++

// Copyright 2020 The Tint Authors.
//
// 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.
#include "src/ast/switch_statement.h"
#include "src/program_builder.h"
TINT_INSTANTIATE_TYPEINFO(tint::ast::SwitchStatement);
namespace tint {
namespace ast {
SwitchStatement::SwitchStatement(ProgramID program_id,
const Source& source,
Expression* condition,
CaseStatementList body)
: Base(program_id, source), condition_(condition), body_(body) {
TINT_ASSERT(condition_);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(condition_, program_id);
for (auto* stmt : body_) {
TINT_ASSERT(stmt);
TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(stmt, program_id);
}
}
SwitchStatement::SwitchStatement(SwitchStatement&&) = default;
SwitchStatement::~SwitchStatement() = default;
SwitchStatement* SwitchStatement::Clone(CloneContext* ctx) const {
// Clone arguments outside of create() call to have deterministic ordering
auto src = ctx->Clone(source());
auto* cond = ctx->Clone(condition());
auto b = ctx->Clone(body());
return ctx->dst->create<SwitchStatement>(src, cond, b);
}
void SwitchStatement::to_str(const sem::Info& sem,
std::ostream& out,
size_t indent) const {
make_indent(out, indent);
out << "Switch{" << std::endl;
condition_->to_str(sem, out, indent + 2);
make_indent(out, indent + 2);
out << "{" << std::endl;
for (auto* stmt : body_) {
stmt->to_str(sem, out, indent + 4);
}
make_indent(out, indent + 2);
out << "}" << std::endl;
make_indent(out, indent);
out << "}" << std::endl;
}
} // namespace ast
} // namespace tint