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https://github.com/KhronosGroup/SPIRV-Tools
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332a1f1422
There are no functional changes in this patch. The generic folding
routines in FoldSpecConstantOpAndCompositePass are now inside opt/fold.{cpp,h}.
This code will be used by the upcoming constant propagation pass. In
time, we'll add more expression folding and simplification into these
two files.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
// Copyright (c) 2017 Google 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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#ifndef LIBSPIRV_UTIL_FOLD_H_
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#define LIBSPIRV_UTIL_FOLD_H_
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#include "def_use_manager.h"
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#include "constants.h"
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#include <cstdint>
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#include <vector>
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namespace spvtools {
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namespace opt {
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uint32_t FoldScalars(SpvOp opcode,
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const std::vector<analysis::Constant*>& operands);
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std::vector<uint32_t> FoldVectors(
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SpvOp opcode, uint32_t num_dims,
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const std::vector<analysis::Constant*>& operands);
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} // namespace opt
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} // namespace spvtools
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#endif // LIBSPIRV_UTIL_FOLD_H_
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