LXR linux/include/linux/compiler-intel.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __LINUX_COMPILER_TYPES_H
   3#error "Please don't include <linux/compiler-intel.h> directly, include <linux/compiler.h> instead."
   4#endif
   5
   6#ifdef __ECC
   7
   8/* Compiler specific definitions for Intel ECC compiler */
   9
  10#include <asm/intrinsics.h>
  11
  12/* Intel ECC compiler doesn't support gcc specific asm stmts.
  13 * It uses intrinsics to do the equivalent things.
  14 */
  15
  16#define barrier() __memory_barrier()
  17#define barrier_data(ptr) barrier()
  18
  19#define RELOC_HIDE(ptr, off)                                    \
  20  ({ unsigned long __ptr;                                       \
  21     __ptr = (unsigned long) (ptr);                             \
  22    (typeof(ptr)) (__ptr + (off)); })
  23
  24/* This should act as an optimization barrier on var.
  25 * Given that this compiler does not have inline assembly, a compiler barrier
  26 * is the best we can do.
  27 */
  28#define OPTIMIZER_HIDE_VAR(var) barrier()
  29
  30#endif
  31
  32/* icc has this, but it's called _bswap16 */
  33#define __HAVE_BUILTIN_BSWAP16__
  34#define __builtin_bswap16 _bswap16
  35