/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: sbe/sbefw/sbeutil.H $                                         */
/*                                                                        */
/* OpenPOWER sbe Project                                                  */
/*                                                                        */
/* Contributors Listed Below - COPYRIGHT 2015,2016                        */
/* [+] International Business Machines Corp.                              */
/*                                                                        */
/*                                                                        */
/* 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                                */
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/*     http://www.apache.org/licenses/LICENSE-2.0                         */
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/* Unless required by applicable law or agreed to in writing, software    */
/* distributed under the License is distributed on an "AS IS" BASIS,      */
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/* implied. See the License for the specific language governing           */
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/* IBM_PROLOG_END_TAG                                                     */
#ifndef SBE_UTIL_H
#define SBE_UTIL_H
#include "pk.h"
#include "pk_api.h"

#define MASK_ZERO_L32B_UINT64(x)    ((x) & 0xFFFFFFFF00000000)
#define MASK_ZERO_H32B_UINT64(x)    ((x) & 0x00000000FFFFFFFF)
#define SHIFT_RIGHT(x, bits)        ((x) >> bits)

namespace SBE
{

    enum
    {
        PANIC_ASSERT = PK_APP_OFFSET_SBE + 1
    };

    /*@brief - Get higher 32bit number from uint64
     *
     * @param[in] - i_lWord - 64bit long word
     *
     * @return - uint32_t word
     */
    inline uint32_t higher32BWord(uint64_t i_lWord)
    {
        return (uint32_t)(SHIFT_RIGHT(MASK_ZERO_L32B_UINT64(i_lWord), 32));
    }

    /*@brief - Get lower 32bit number from uint64
     *
     * @param[in] - i_lWord - 64bit long word
     *
     * @return - uint32_t word
     */
    inline uint32_t lower32BWord(uint64_t i_lWord)
    {
        return (uint32_t)(MASK_ZERO_H32B_UINT64(i_lWord));
    }
} // namespace SBE
#endif //SBE_UTIL_H