OcCompilerIntrinsicsLib.c

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#include <Library/BaseLib.h>
 
GLOBAL_REMOVE_IF_UNREFERENCED BOOLEAN  gOcCompilerIntrinsicsLib;
 
#if defined (MDE_CPU_IA32) && defined (__clang__) && defined (__apple_build_version__) && __apple_build_version__ < 11000000
 
UINT64
__udivdi3 (
  IN UINT64  Dividend,
  IN UINT64  Divisor
  )
{
  return DivU64x64Remainder (Dividend, Divisor, NULL);
}
 
#endif
 
typedef UINTN size_t;
 
#if defined (_MSC_EXTENSIONS) && !defined (__clang__) && !defined (__GNUC__)
void *
memset (
  void    *Buffer,
  int     Value,
  size_t  Length
  );
 
  #pragma intrinsic(memset)
  #pragma function(memset)
#endif
void *
memset (
  void    *Buffer,
  int     Value,
  size_t  Length
  )
{
  unsigned char  *d = Buffer;
 
  while (Length--) {
    *d++ = (unsigned char)Value;
  }
 
  return Buffer;
}
 
#if defined (_MSC_EXTENSIONS) && !defined (__clang__) && !defined (__GNUC__)
void *
memcpy (
  void        *DestinationBuffer,
  const void  *SourceBuffer,
  size_t      Length
  );
 
  #pragma intrinsic(memcpy)
  #pragma function(memcpy)
#endif
void *
memcpy (
  void        *DestinationBuffer,
  const void  *SourceBuffer,
  size_t      Length
  )
{
  unsigned char        *d = DestinationBuffer;
  unsigned char const  *s = SourceBuffer;
 
  while (Length--) {
    *d++ = *s++;
  }
 
  return DestinationBuffer;
}