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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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 ART_COMPILER_OPTIMIZING_INTRINSICS_H_
#define ART_COMPILER_OPTIMIZING_INTRINSICS_H_
#include "nodes.h"
#include "optimization.h"
namespace art {
class CompilerDriver;
class DexFile;
// Recognize intrinsics from HInvoke nodes.
class IntrinsicsRecognizer : public HOptimization {
public:
IntrinsicsRecognizer(HGraph* graph, const DexFile* dex_file, CompilerDriver* driver)
: HOptimization(graph, true, kIntrinsicsRecognizerPassName),
dex_file_(dex_file), driver_(driver) {}
void Run() OVERRIDE;
static constexpr const char* kIntrinsicsRecognizerPassName = "intrinsics_recognition";
private:
const DexFile* dex_file_;
CompilerDriver* driver_;
DISALLOW_COPY_AND_ASSIGN(IntrinsicsRecognizer);
};
class IntrinsicVisitor : public ValueObject {
public:
virtual ~IntrinsicVisitor() {}
// Dispatch logic.
void Dispatch(HInvoke* invoke) {
switch (invoke->GetIntrinsic()) {
case Intrinsics::kNone:
return;
#define OPTIMIZING_INTRINSICS(Name, IsStatic) \
case Intrinsics::k ## Name: \
Visit ## Name(invoke); \
return;
#include "intrinsics_list.h"
INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
#undef INTRINSICS_LIST
#undef OPTIMIZING_INTRINSICS
// Do not put a default case. That way the compiler will complain if we missed a case.
}
}
// Define visitor methods.
#define OPTIMIZING_INTRINSICS(Name, IsStatic) \
virtual void Visit ## Name(HInvoke* invoke ATTRIBUTE_UNUSED) { \
}
#include "intrinsics_list.h"
INTRINSICS_LIST(OPTIMIZING_INTRINSICS)
#undef INTRINSICS_LIST
#undef OPTIMIZING_INTRINSICS
protected:
IntrinsicVisitor() {}
private:
DISALLOW_COPY_AND_ASSIGN(IntrinsicVisitor);
};
} // namespace art
#endif // ART_COMPILER_OPTIMIZING_INTRINSICS_H_