forked from luck/tmp_suning_uos_patched
73679e5082
barrier is already defined as __memory_barrier in compiler.h Remove this unnecessary redefinition. Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Link: http://lkml.kernel.org/r/CAJhHMCAnYPy0%2BqD-1KBnJPLt3XgAjdR12j%2BySSnPgmZcpbE7HQ@mail.gmail.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-intel.h> directly, include <linux/compiler.h> instead."
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#endif
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#ifdef __ECC
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/* Some compiler specific definitions are overwritten here
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* for Intel ECC compiler
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*/
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#include <asm/intrinsics.h>
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/* Intel ECC compiler doesn't support gcc specific asm stmts.
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* It uses intrinsics to do the equivalent things.
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*/
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#undef RELOC_HIDE
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#undef OPTIMIZER_HIDE_VAR
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#define RELOC_HIDE(ptr, off) \
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({ unsigned long __ptr; \
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__ptr = (unsigned long) (ptr); \
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(typeof(ptr)) (__ptr + (off)); })
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/* This should act as an optimization barrier on var.
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* Given that this compiler does not have inline assembly, a compiler barrier
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* is the best we can do.
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*/
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#define OPTIMIZER_HIDE_VAR(var) barrier()
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/* Intel ECC compiler doesn't support __builtin_types_compatible_p() */
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#define __must_be_array(a) 0
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#endif
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#ifndef __HAVE_BUILTIN_BSWAP16__
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/* icc has this, but it's called _bswap16 */
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#define __HAVE_BUILTIN_BSWAP16__
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#define __builtin_bswap16 _bswap16
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#endif
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