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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
5 years ago
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/* Copyright 2013-2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __COMPILER_H
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#define __COMPILER_H
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#ifndef __ASSEMBLY__
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#include <stddef.h>
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/* Macros for various compiler bits and pieces */
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#define __packed __attribute__((packed))
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#define __align(x) __attribute__((__aligned__(x)))
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#define __unused __attribute__((unused))
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#define __used __attribute__((used))
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#define __section(x) __attribute__((__section__(x)))
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#define __noreturn __attribute__((noreturn))
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/* not __const as this has a different meaning (const) */
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#define __attrconst __attribute__((const))
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#define __warn_unused_result __attribute__((warn_unused_result))
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#define __noinline __attribute__((noinline))
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#if 0 /* Provided by gcc stddef.h */
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#define offsetof(type,m) __builtin_offsetof(type,m)
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#endif
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#define __nomcount __attribute__((no_instrument_function))
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/* Compiler barrier */
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static inline void barrier(void)
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{
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// asm volatile("" : : : "memory");
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}
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#endif /* __ASSEMBLY__ */
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/* Stringification macro */
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#define __tostr(x) #x
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#define tostr(x) __tostr(x)
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#endif /* __COMPILER_H */
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