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