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88417687fa
Register the name of 'var' and 'let' variables when building the IR. Use the names of these variables when printing the disassembly. Change-Id: I56ee24a29333f1bc8f97459bc1cfca5c3a59e79d Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/131741 Auto-Submit: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: James Price <jrprice@google.com> Commit-Queue: Ben Clayton <bclayton@google.com>
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
// Copyright 2022 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/ir/module.h"
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#include <limits>
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namespace tint::ir {
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Module::Module() = default;
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Module::Module(Module&&) = default;
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Module::~Module() = default;
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Module& Module::operator=(Module&&) = default;
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Symbol Module::NameOf(const Value* value) const {
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return value_to_id_.Get(value).value_or(Symbol{});
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}
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Symbol Module::SetName(const Value* value, std::string_view name) {
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TINT_ASSERT(IR, !name.empty());
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if (auto old = value_to_id_.Get(value)) {
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value_to_id_.Remove(value);
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id_to_value_.Remove(old.value());
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}
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auto sym = symbols.Register(name);
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if (id_to_value_.Add(sym, value)) {
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value_to_id_.Add(value, sym);
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return sym;
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}
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auto prefix = std::string(name) + "_";
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for (uint64_t suffix = 1; suffix != std::numeric_limits<uint64_t>::max(); suffix++) {
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sym = symbols.Register(prefix + std::to_string(suffix));
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if (id_to_value_.Add(sym, value)) {
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value_to_id_.Add(value, sym);
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return sym;
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}
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}
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TINT_ASSERT(IR, false); // !
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return Symbol{};
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}
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} // namespace tint::ir
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