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Functions
AO_INLINE unsigned char	AO_char_load_acquire (const volatile unsignedchar *addr)

AO_INLINE void	AO_char_store_release (volatile unsignedchar *addr, unsignedchar new_val)

Macro Definition Documentation

◆ AO_GCC_BARRIER

#define AO_GCC_BARRIER ( ) (void)0

#define AO_HAVE_char_load_acquire

#define AO_HAVE_char_store_release

#define AO_HAVE_GCC_BARRIER

AO_INLINE unsigned char AO_char_load_acquire ( const volatile unsignedchar * addr )

{
  unsignedchar result = *addr;
 
  /* A normal volatile load generates an ld.acq (on IA-64).     */
  AO_GCC_BARRIER();
  return result;
}

AO_INLINE void AO_char_store_release	(	volatile unsignedchar *	addr,
		unsignedchar	new_val
	)

{
  AO_GCC_BARRIER();
  /* A normal volatile store generates an st.rel (on IA-64).    */
  *addr = new_val;
}