/** @file
  Processor or Compiler specific defines and types x64 (Intel(r) EM64T, AMD64).

  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>

  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef __PROCESSOR_BIND_H__
#define __PROCESSOR_BIND_H__

//
// Define the processor type so other code can make processor based choices
//
#define MDE_CPU_X64


//
// Make sure we are useing the correct packing rules per EFI specification
//
#ifndef __GNUC__
#pragma pack()
#endif


#if _MSC_EXTENSIONS

//
// Disable warning that make it impossible to compile at /W4
// This only works for Microsoft* tools
//

//
// Disabling bitfield type checking warnings.
//
#pragma warning ( disable : 4214 )

//
// Disabling the unreferenced formal parameter warnings.
//
#pragma warning ( disable : 4100 )

//
// Disable slightly different base types warning as CHAR8 * can not be set
// to a constant string.
//
#pragma warning ( disable : 4057 )

//
// ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning
//
#pragma warning ( disable : 4127 )


#endif


#if !defined(__GNUC__) && (__STDC_VERSION__ < 199901L)
  //
  // No ANSI C 2000 stdint.h integer width declarations, so define equivalents
  //

  #if _MSC_EXTENSIONS


    //
    // use Microsoft C compiler dependent integer width types
    //
    typedef unsigned __int64    UINT64;
    typedef __int64             INT64;
    typedef unsigned __int32    UINT32;
    typedef __int32             INT32;
    typedef unsigned short      UINT16;
    typedef unsigned short      CHAR16;
    typedef short               INT16;
    typedef unsigned char       BOOLEAN;
    typedef unsigned char       UINT8;
    typedef char                CHAR8;
    typedef char                INT8;
  #else
    #ifdef _EFI_P64
      //
      // P64 - is Intel Itanium(TM) speak for pointers being 64-bit and longs and ints
      //  are 32-bits
      //
      typedef unsigned long long  UINT64;
      typedef long long           INT64;
      typedef unsigned int        UINT32;
      typedef int                 INT32;
      typedef unsigned short      CHAR16;
      typedef unsigned short      UINT16;
      typedef short               INT16;
      typedef unsigned char       BOOLEAN;
      typedef unsigned char       UINT8;
      typedef char                CHAR8;
      typedef char                INT8;
    #else
      //
      // Assume LP64 - longs and pointers are 64-bit. Ints are 32-bit.
      //
      typedef unsigned long   UINT64;
      typedef long            INT64;
      typedef unsigned int    UINT32;
      typedef int             INT32;
      typedef unsigned short  UINT16;
      typedef unsigned short  CHAR16;
      typedef short           INT16;
      typedef unsigned char   BOOLEAN;
      typedef unsigned char   UINT8;
      typedef char            CHAR8;
      typedef char            INT8;
    #endif
  #endif

  #define UINT8_MAX 0xff

#else
  //
  // Use ANSI C 2000 stdint.h integer width declarations
  //
  #include <stdint.h>
  typedef uint8_t   BOOLEAN;
  typedef int8_t    INT8;
  typedef uint8_t   UINT8;
  typedef int16_t   INT16;
  typedef uint16_t  UINT16;
  typedef int32_t   INT32;
  typedef uint32_t  UINT32;
  typedef int64_t   INT64;
  typedef uint64_t  UINT64;
  typedef char      CHAR8;
  typedef uint16_t  CHAR16;

#endif

typedef UINT64  UINTN;
typedef INT64   INTN;


//
// Processor specific defines
//
#define MAX_BIT     0x8000000000000000ULL
#define MAX_2_BITS  0xC000000000000000ULL

//
// Modifier to ensure that all protocol member functions and EFI intrinsics
// use the correct C calling convention. All protocol member functions and
// EFI intrinsics are required to modify their member functions with EFIAPI.
//
#if _MSC_EXTENSIONS
  ///
  /// Define the standard calling convention regardless of optimization level.
  /// __cdecl is Microsoft* specific C extension.
  ///
  #define EFIAPI __cdecl
#elif __GNUC__
  ///
  /// Define the standard calling convention regardless of optimization level.
  /// efidecl is an extension to GCC that supports the differnece between x64
  /// GCC ABI and x64 Microsoft* ABI. EFI is closer to the Microsoft* ABI and
  /// EFIAPI makes sure the right ABI is used for public interfaces.
  /// eficecl is a work in progress and we do not yet have the compiler
  ///
  #define EFIAPI
#else
  #define EFIAPI
#endif

//
// The Microsoft* C compiler can removed references to unreferenced data items
//  if the /OPT:REF linker option is used. We defined a macro as this is a
//  a non standard extension
//
#if _MSC_EXTENSIONS
  #define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)
#else
  #define GLOBAL_REMOVE_IF_UNREFERENCED
#endif

#endif

