CPU.h

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// SPDX-License-Identifier: BSD-3-Clause
//
// This file is part of ETISS. It is licensed under the BSD 3-Clause License; you may not use this file except in
// compliance with the License. You should have received a copy of the license along with this project. If not, see the
// LICENSE file.
#ifndef ETISS_INCLUDE_JIT_CPU_H_
#define ETISS_INCLUDE_JIT_CPU_H_
 
#include "etiss/jit/types.h"
 
#define ETISS_MAX_RESOURCES ((int)100)
 
#ifdef __cplusplus
extern "C"
{
#endif
 
#pragma pack(push, 1) // NEVER ALLOW ALIGNMENT OF STRUCTURE MEMBERS
    struct ETISS_CPU
    {
 
        etiss_uint64
            instructionPointer; 
 
        etiss_uint64 nextPc;
 
        etiss_uint64 cpuTime_ps; 
 
        etiss_uint64 resourceUsages[ETISS_MAX_RESOURCES]; 
 
        const char *resources[ETISS_MAX_RESOURCES]; 
 
        etiss_uint64 cycles[ETISS_MAX_RESOURCES]; 
 
        etiss_uint64 cpuCycleTime_ps; 
 
        void *_etiss_private_handle_; 
 
        etiss_uint32 mode; 
 
        etiss_uint32 exception;      // currently active exception of the processor
        etiss_uint32 return_pending; // flags whether a return from the JIT code is needed
    };
#pragma pack(pop)
 
    typedef struct ETISS_CPU ETISS_CPU;
 
    extern void ETISS_signalChangedRegisterValue(ETISS_CPU *cpu,
                                                 const char *registerName); // implemented in CPUArch.cpp
 
#ifdef __cplusplus
}
#endif
 
#endif