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https://github.com/KhronosGroup/SPIRV-Tools
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5dcb576b69
Motivated by integrating spirv-reduce into spirv-fuzz, so that an added function can be made smaller during shrinking, this adds support in spirv-reduce for asking reduction to be restricted to the instructions of a single specified function.
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
// Copyright (c) 2020 Google LLC
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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 "reduction_opportunity_finder.h"
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namespace spvtools {
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namespace reduce {
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std::vector<opt::Function*> ReductionOpportunityFinder::GetTargetFunctions(
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opt::IRContext* ir_context, uint32_t target_function) {
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std::vector<opt::Function*> result;
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for (auto& function : *ir_context->module()) {
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if (!target_function || function.result_id() == target_function) {
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result.push_back(&function);
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}
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}
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assert((!target_function || !result.empty()) &&
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"Requested target function must exist.");
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return result;
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}
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} // namespace reduce
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} // namespace spvtools
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