/
Method.hpp
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/
Method.hpp
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/*******************************************************************************
* Copyright (c) 2000, 2019 IBM Corp. and others
*
* This program and the accompanying materials are made available under
* the terms of the Eclipse Public License 2.0 which accompanies this
* distribution and is available at http://eclipse.org/legal/epl-2.0
* or the Apache License, Version 2.0 which accompanies this distribution
* and is available at https://www.apache.org/licenses/LICENSE-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception [1] and GNU General Public
* License, version 2 with the OpenJDK Assembly Exception [2].
*
* [1] https://www.gnu.org/software/classpath/license.html
* [2] http://openjdk.java.net/legal/assembly-exception.html
*
* SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
*******************************************************************************/
#ifndef TEST_METHOD_INCL
#define TEST_METHOD_INCL
#ifndef TR_RESOLVEDMETHOD_COMPOSED
#define TR_RESOLVEDMETHOD_COMPOSED
#define PUT_TEST_RESOLVEDMETHOD_INTO_TR
#endif // TR_RESOLVEDMETHOD_COMPOSED
#include <string.h>
// Choose the OMR base version directly. This is only temporary
// while the Method class is being made extensible.
//
#include "compiler/compile/Method.hpp"
#include "compile/ResolvedMethod.hpp"
namespace TR { class IlGeneratorMethodDetails; }
namespace TR { class IlType; }
namespace TR { class TypeDictionary; }
namespace TR { class IlInjector; }
namespace TR { class MethodBuilder; }
namespace TR { class FrontEnd; }
// quick and dirty implementation to get up and running
// needs major overhaul
namespace TestCompiler
{
class Method : public TR::Method
{
public:
TR_ALLOC(TR_Memory::Method);
Method() : TR::Method(TR::Method::Test) {}
// FIXME: need to provide real code for this group
virtual uint16_t classNameLength() { return strlen(classNameChars()); }
virtual uint16_t nameLength() { return strlen(nameChars()); }
virtual uint16_t signatureLength() { return strlen(signatureChars()); }
virtual char * nameChars() { return "Method"; }
virtual char * classNameChars() { return ""; }
virtual char * signatureChars() { return "()V"; }
virtual bool isConstructor() { return false; }
virtual bool isFinalInObject() { return false; }
};
class ResolvedMethodBase : public TR_ResolvedMethod
{
virtual uint16_t nameLength() { return signatureLength(); }
virtual uint16_t classNameLength() { return signatureLength(); }
virtual uint16_t signatureLength() { return strlen(signatureChars()); }
// This group of functions only make sense for Java - we ought to provide answers from that definition
virtual bool isConstructor() { return false; }
virtual bool isNonEmptyObjectConstructor() { return false; }
virtual bool isFinalInObject() { return false; }
virtual bool isStatic() { return true; }
virtual bool isAbstract() { return false; }
virtual bool isCompilable(TR_Memory *) { return true; }
virtual bool isNative() { return false; }
virtual bool isSynchronized() { return false; }
virtual bool isPrivate() { return false; }
virtual bool isProtected() { return false; }
virtual bool isPublic() { return true; }
virtual bool isFinal() { return false; }
virtual bool isStrictFP() { return false; }
virtual bool isSubjectToPhaseChange(TR::Compilation *comp) { return false; }
virtual bool hasBackwardBranches() { return false; }
virtual bool isNewInstanceImplThunk() { return false; }
virtual bool isJNINative() { return false; }
virtual bool isJITInternalNative() { return false; }
uint32_t numberOfExceptionHandlers() { return 0; }
virtual bool isSameMethod(TR_ResolvedMethod *other)
{
return getPersistentIdentifier() == other->getPersistentIdentifier();
}
};
class ResolvedMethod : public ResolvedMethodBase, public Method
{
public:
ResolvedMethod(TR_OpaqueMethodBlock *method);
ResolvedMethod(TR::MethodBuilder *methodBuilder);
ResolvedMethod(const char * fileName,
const char * lineNumber,
char * name,
int32_t numParms,
TR::IlType ** parmTypes,
TR::IlType * returnType,
void * entryPoint,
TR::IlInjector * ilInjector)
: _fileName(fileName),
_lineNumber(lineNumber),
_name(name),
_signature(0),
_numParms(numParms),
_parmTypes(parmTypes),
_returnType(returnType),
_entryPoint(entryPoint),
_ilInjector(ilInjector)
{
computeSignatureChars();
}
virtual TR::Method * convertToMethod() { return this; }
virtual const char * signature(TR_Memory *, TR_AllocationKind);
char * localName (uint32_t slot, uint32_t bcIndex, int32_t &nameLength, TR_Memory *trMemory);
virtual char * classNameChars() { return (char *)_fileName; }
virtual char * nameChars() { return _name; }
virtual char * signatureChars() { return _signatureChars; }
virtual uint16_t signatureLength() { return strlen(signatureChars()); }
virtual void * resolvedMethodAddress() { return (void *)_ilInjector; }
virtual uint16_t numberOfParameterSlots() { return _numParms; }
virtual TR::DataType parmType(uint32_t slot);
virtual uint16_t numberOfTemps() { return 0; }
virtual char * getParameterTypeSignature(int32_t parmIndex);
virtual void * startAddressForJittedMethod() { return (getEntryPoint()); }
virtual void * startAddressForInterpreterOfJittedMethod() { return 0; }
virtual uint32_t maxBytecodeIndex() { return 0; }
virtual uint8_t * code() { return NULL; }
virtual TR_OpaqueMethodBlock* getPersistentIdentifier() { return (TR_OpaqueMethodBlock *) _ilInjector; }
virtual bool isInterpreted() { return startAddressForJittedMethod() == 0; }
const char * getLineNumber() { return _lineNumber;}
char * getSignature() { return _signature;}
TR::DataType returnType();
TR::IlType * returnIlType() { return _returnType; }
int32_t getNumArgs() { return _numParms;}
void setEntryPoint(void *ep) { _entryPoint = ep; }
void * getEntryPoint() { return _entryPoint; }
void computeSignatureCharsPrimitive();
void computeSignatureChars();
TR::IlInjector *getInjector(TR::IlGeneratorMethodDetails * details,
TR::ResolvedMethodSymbol *methodSymbol,
TR::FrontEnd *fe,
TR::SymbolReferenceTable *symRefTab);
protected:
const char *_fileName;
const char *_lineNumber;
char *_name;
char *_signature;
char _signatureChars[64];
int32_t _numParms;
TR::IlType ** _parmTypes;
TR::IlType * _returnType;
void * _entryPoint;
TR::IlInjector * _ilInjector;
};
} // namespace TestCompiler
#if defined(PUT_TEST_RESOLVEDMETHOD_INTO_TR)
namespace TR
{
class ResolvedMethod : public TestCompiler::ResolvedMethod
{
public:
ResolvedMethod(TR_OpaqueMethodBlock *method)
: TestCompiler::ResolvedMethod(method)
{ }
ResolvedMethod(char * fileName,
char * lineNumber,
char * name,
int32_t numArgs,
TR::IlType ** parmTypes,
TR::IlType * returnType,
void * entryPoint,
TR::IlInjector * ilInjector)
: TestCompiler::ResolvedMethod(fileName, lineNumber, name, numArgs,
parmTypes, returnType,
entryPoint, ilInjector)
{ }
ResolvedMethod(TR::MethodBuilder *methodBuilder)
: TestCompiler::ResolvedMethod(methodBuilder)
{ }
};
} // namespace TR
#endif // !defined(PUT_TEST_RESOLVEDMETHOD_INTO_TR)
#endif // !defined(TEST_METHOD_INCL)