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53 lines
1.9 KiB
53 lines
1.9 KiB
4 months ago
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// Copyright (c) 2018 The Khronos Group Inc.
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// Copyright (c) 2018 Valve Corporation
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// Copyright (c) 2018 LunarG Inc.
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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 "source/opt/composite.h"
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#include <vector>
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#include "source/opt/ir_context.h"
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#include "source/opt/iterator.h"
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#include "spirv/1.2/GLSL.std.450.h"
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namespace spvtools {
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namespace opt {
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bool ExtInsMatch(const std::vector<uint32_t>& extIndices,
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const Instruction* insInst, const uint32_t extOffset) {
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uint32_t numIndices = static_cast<uint32_t>(extIndices.size()) - extOffset;
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if (numIndices != insInst->NumInOperands() - 2) return false;
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for (uint32_t i = 0; i < numIndices; ++i)
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if (extIndices[i + extOffset] != insInst->GetSingleWordInOperand(i + 2))
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return false;
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return true;
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}
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bool ExtInsConflict(const std::vector<uint32_t>& extIndices,
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const Instruction* insInst, const uint32_t extOffset) {
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if (extIndices.size() - extOffset == insInst->NumInOperands() - 2)
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return false;
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uint32_t extNumIndices = static_cast<uint32_t>(extIndices.size()) - extOffset;
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uint32_t insNumIndices = insInst->NumInOperands() - 2;
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uint32_t numIndices = std::min(extNumIndices, insNumIndices);
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for (uint32_t i = 0; i < numIndices; ++i)
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if (extIndices[i + extOffset] != insInst->GetSingleWordInOperand(i + 2))
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return false;
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return true;
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}
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} // namespace opt
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} // namespace spvtools
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