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8c5db92a70
Conflicts: include/linux/compiler-clang.h include/linux/compiler-gcc.h include/linux/compiler-intel.h include/uapi/linux/stddef.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LINUX_COMPILER_TYPES_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 barrier
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#undef barrier_data
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#undef RELOC_HIDE
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#undef OPTIMIZER_HIDE_VAR
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#define barrier() __memory_barrier()
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#define barrier_data(ptr) barrier()
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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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