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1e29f4beb0
CloneContext clones the AST, types, symbols and in the future semantic info. 3/4 of these are non-ast, so promote these up to the root. Bug: tint:390 Change-Id: I49619796e6f81f9ab64f79413a12c87312cb1901 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/38361 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: dan sinclair <dsinclair@chromium.org>
90 lines
2.4 KiB
C++
90 lines
2.4 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/ast/struct_member.h"
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#include "src/ast/module.h"
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#include "src/ast/struct_member_offset_decoration.h"
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#include "src/clone_context.h"
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TINT_INSTANTIATE_CLASS_ID(tint::ast::StructMember);
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namespace tint {
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namespace ast {
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StructMember::StructMember(const Source& source,
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const Symbol& sym,
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type::Type* type,
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StructMemberDecorationList decorations)
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: Base(source),
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symbol_(sym),
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type_(type),
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decorations_(std::move(decorations)) {}
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StructMember::StructMember(StructMember&&) = default;
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StructMember::~StructMember() = default;
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bool StructMember::has_offset_decoration() const {
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for (auto* deco : decorations_) {
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if (deco->Is<StructMemberOffsetDecoration>()) {
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return true;
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}
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}
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return false;
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}
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uint32_t StructMember::offset() const {
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for (auto* deco : decorations_) {
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if (auto* offset = deco->As<StructMemberOffsetDecoration>()) {
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return offset->offset();
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}
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}
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return 0;
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}
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StructMember* StructMember::Clone(CloneContext* ctx) const {
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return ctx->mod->create<StructMember>(ctx->Clone(source()),
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ctx->Clone(symbol_), ctx->Clone(type_),
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ctx->Clone(decorations_));
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}
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bool StructMember::IsValid() const {
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if (type_ == nullptr || !symbol_.IsValid()) {
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return false;
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}
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for (auto* deco : decorations_) {
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if (deco == nullptr) {
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return false;
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}
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}
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return true;
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}
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void StructMember::to_str(std::ostream& out, size_t indent) const {
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make_indent(out, indent);
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out << "StructMember{";
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if (decorations_.size() > 0) {
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out << "[[ ";
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for (auto* deco : decorations_)
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out << deco->str() << " ";
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out << "]] ";
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}
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out << symbol_.to_str() << ": " << type_->type_name() << "}" << std::endl;
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}
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} // namespace ast
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} // namespace tint
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