blob: 4738c14c508899fd8e32763a6f37073cc347ec2a [file] [log] [blame]
// Copyright 2022 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
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "src/tint/lang/core/ir/module.h"
#include <limits>
#include "src/tint/utils/ice/ice.h"
namespace tint::core::ir {
Module::Module() : root_block(blocks.Create<ir::Block>()) {}
Module::Module(Module&&) = default;
Module::~Module() = default;
Module& Module::operator=(Module&&) = default;
Symbol Module::NameOf(const Instruction* inst) const {
if (inst->Results().Length() != 1) {
return Symbol{};
}
return NameOf(inst->Result(0));
}
Symbol Module::NameOf(const Value* value) const {
return value_to_name_.Get(value).value_or(Symbol{});
}
void Module::SetName(Instruction* inst, std::string_view name) {
TINT_ASSERT(inst->Results().Length() == 1);
return SetName(inst->Result(0), name);
}
void Module::SetName(Value* value, std::string_view name) {
TINT_ASSERT(!name.empty());
value_to_name_.Replace(value, symbols.Register(name));
}
void Module::SetName(Value* value, Symbol name) {
TINT_ASSERT(name.IsValid());
value_to_name_.Replace(value, name);
}
void Module::ClearName(Value* value) {
value_to_name_.Remove(value);
}
} // namespace tint::core::ir