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5af4d88753
Fixed: tint:1623 Change-Id: Id553dfe57effb4084a16fd6e6b02ad0cef85f836 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/106224 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/tint/sem/vector.h"
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#include "src/tint/program_builder.h"
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#include "src/tint/utils/hash.h"
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TINT_INSTANTIATE_TYPEINFO(tint::sem::Vector);
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namespace tint::sem {
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Vector::Vector(Type const* subtype, uint32_t width)
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: Base(TypeFlags{
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Flag::kConstructable,
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Flag::kCreationFixedFootprint,
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Flag::kFixedFootprint,
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}),
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subtype_(subtype),
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width_(width) {
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TINT_ASSERT(Semantic, width_ > 1);
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TINT_ASSERT(Semantic, width_ < 5);
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}
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Vector::Vector(Vector&&) = default;
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Vector::~Vector() = default;
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size_t Vector::Hash() const {
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return utils::Hash(TypeInfo::Of<Vector>().full_hashcode, width_, subtype_);
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}
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bool Vector::Equals(const Type& other) const {
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if (auto* v = other.As<Vector>()) {
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return v->width_ == width_ && v->subtype_ == subtype_;
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}
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return false;
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}
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std::string Vector::FriendlyName(const SymbolTable& symbols) const {
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std::ostringstream out;
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out << "vec" << width_ << "<" << subtype_->FriendlyName(symbols) << ">";
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return out.str();
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}
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uint32_t Vector::Size() const {
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return subtype_->Size() * width_;
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}
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uint32_t Vector::Align() const {
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switch (width_) {
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case 2:
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return subtype_->Size() * 2;
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case 3:
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return subtype_->Size() * 4;
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case 4:
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return subtype_->Size() * 4;
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}
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return 0; // Unreachable
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}
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} // namespace tint::sem
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