DBT-RISE infrastructure components
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/*******************************************************************************
* Copyright (C) 2017, 2018, MINRES Technologies GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Contributors:
* eyck@minres.com - initial API and implementation
******************************************************************************/
#ifndef _MCJITHELPER_H_
#define _MCJITHELPER_H_
#include "llvm/ExecutionEngine/GenericValue.h"
#include "llvm/IR/LegacyPassManager.h"
#include <iostream>
#include <iss/arch/traits.h>
#include <libtcc.h>
#include <sstream>
#include "boost/variant.hpp"
#include <memory>
#include <tuple>
#include <unordered_map>
#include <vector>
#include <string>
namespace iss {
class arch_if;
class vm_if;
namespace tcc {
struct alignas(4 * sizeof(void *)) translation_block {
uintptr_t f_ptr = 0;
std::array<translation_block *, 2> cont;
void* f_mem;
explicit translation_block(void* f_ptr_, std::array<translation_block *, 2> cont_, void* mem_ptr = nullptr )
: f_ptr(reinterpret_cast<uintptr_t>(f_ptr_))
, cont(cont_)
, f_mem(mem_ptr)
{}
translation_block() = delete;
translation_block(translation_block const&) = delete;
translation_block& operator=(translation_block const& other) = delete;
translation_block(translation_block && o){
f_ptr=o.f_ptr,o.f_ptr=0;
cont=o.cont; o.cont[0]=nullptr; o.cont[1]=nullptr;
f_mem=o.f_mem; o.f_mem=nullptr;
}
translation_block& operator=(translation_block && o){
f_ptr=o.f_ptr,o.f_ptr=0;
cont=o.cont; o.cont[0]=nullptr; o.cont[1]=nullptr;
f_mem=o.f_mem; o.f_mem=nullptr;
return *this;
}
~translation_block(){
free(f_mem);
}
};
using gen_func = std::function<std::tuple<std::string, std::string>(void)>;
translation_block getPointerToFunction(unsigned cluster_id, uint64_t phys_addr, gen_func &generator, bool dumpEnabled);
}
}
#endif /* _MCJITHELPER_H_ */