// 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/tint/sem/vector.h" #include "src/tint/program_builder.h" #include "src/tint/utils/hash.h" TINT_INSTANTIATE_TYPEINFO(tint::sem::Vector); namespace tint::sem { Vector::Vector(Type const* subtype, uint32_t width) : subtype_(subtype), width_(width) { TINT_ASSERT(Semantic, width_ > 1); TINT_ASSERT(Semantic, width_ < 5); } Vector::Vector(Vector&&) = default; Vector::~Vector() = default; size_t Vector::Hash() const { return utils::Hash(TypeInfo::Of().full_hashcode, width_, subtype_); } bool Vector::Equals(const Type& other) const { if (auto* v = other.As()) { return v->width_ == width_ && v->subtype_ == subtype_; } return false; } std::string Vector::FriendlyName(const SymbolTable& symbols) const { std::ostringstream out; out << "vec" << width_ << "<" << subtype_->FriendlyName(symbols) << ">"; return out.str(); } bool Vector::IsConstructible() const { return true; } uint32_t Vector::Size() const { return subtype_->Size() * width_; } uint32_t Vector::Align() const { switch (width_) { case 2: return subtype_->Size() * 2; case 3: return subtype_->Size() * 4; case 4: return subtype_->Size() * 4; } return 0; // Unreachable } } // namespace tint::sem