mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-10-19 19:40:13 +00:00
51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
|
// Copyright (c) 2018 Google LLC
|
||
|
//
|
||
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
// you may not use this file except in compliance with the License.
|
||
|
// You may obtain a copy of the License at
|
||
|
//
|
||
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
//
|
||
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
// See the License for the specific language governing permissions and
|
||
|
// limitations under the License.
|
||
|
|
||
|
#ifndef SOURCE_REDUCE_REMOVE_OPNAME_INSTRUCTION_REDUCTION_PASS_H_
|
||
|
#define SOURCE_REDUCE_REMOVE_OPNAME_INSTRUCTION_REDUCTION_PASS_H_
|
||
|
|
||
|
#include "reduction_pass.h"
|
||
|
|
||
|
namespace spvtools {
|
||
|
namespace reduce {
|
||
|
|
||
|
// A reduction pass for removing OpName instructions. As well as making the
|
||
|
// module smaller, removing an OpName instruction may create opportunities to
|
||
|
// remove the instruction that create the id to which the OpName applies.
|
||
|
class RemoveOpNameInstructionReductionPass : public ReductionPass {
|
||
|
public:
|
||
|
// Creates the reduction pass in the context of the given target environment
|
||
|
// |target_env|
|
||
|
explicit RemoveOpNameInstructionReductionPass(const spv_target_env target_env)
|
||
|
: ReductionPass(target_env) {}
|
||
|
|
||
|
~RemoveOpNameInstructionReductionPass() override = default;
|
||
|
|
||
|
// The name of this pass.
|
||
|
std::string GetName() const final;
|
||
|
|
||
|
protected:
|
||
|
// Finds all opportunities for removing opName instructions in the
|
||
|
// given module.
|
||
|
std::vector<std::unique_ptr<ReductionOpportunity>> GetAvailableOpportunities(
|
||
|
opt::IRContext* context) const final;
|
||
|
|
||
|
private:
|
||
|
};
|
||
|
|
||
|
} // namespace reduce
|
||
|
} // namespace spvtools
|
||
|
|
||
|
#endif // SOURCE_REDUCE_REMOVE_OpName_INSTRUCTION_REDUCTION_PASS_H_
|