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// Copyright 2011 Google Inc. All Rights Reserved.
#ifndef ART_SRC_JNI_COMPILER_H_
#define ART_SRC_JNI_COMPILER_H_
#include "calling_convention.h"
#include "globals.h"
#include "macros.h"
#include "mem_map.h"
#include "scoped_ptr.h"
namespace art {
class Assembler;
class Method;
// A JNI compiler generates code that acts as the bridge between managed code
// and native code.
// TODO: move the responsibility of managing memory to somewhere else
class JniCompiler {
public:
JniCompiler();
~JniCompiler();
void Compile(Assembler* jni_asm, Method* method);
private:
// Copy a single parameter from the managed to the JNI calling convention
void CopyParameter(Assembler* jni_asm,
ManagedRuntimeCallingConvention* mr_conv,
JniCallingConvention* jni_conv,
size_t frame_size, size_t out_arg_size);
// A poor man's code cache
void* AllocateCode(size_t size);
// Allocated code
scoped_ptr<MemMap> jni_code_;
// Pointer to the free space
byte* jni_code_top_;
DISALLOW_COPY_AND_ASSIGN(JniCompiler);
};
} // namespace art
#endif // ART_SRC_JNI_COMPILER_H_
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