src/tint/lang/core/ir/module.cc

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#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_.GetOr(value, 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