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#ifndef __LINUX_COMPILER_H
#define __LINUX_COMPILER_H
#ifdef __CHECKER__
#define __user __attribute__((noderef, address_space(1)))
#define __kernel /* default address space */
#else
#define __user
#define __kernel
#endif
#if (__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)
#define inline __inline__ __attribute__((always_inline))
#define __inline__ __inline__ __attribute__((always_inline))
#define __inline __inline__ __attribute__((always_inline))
#endif
/* Somewhere in the middle of the GCC 2.96 development cycle, we implemented
a mechanism by which the user can annotate likely branch directions and
expect the blocks to be reordered appropriately. Define __builtin_expect
to nothing for earlier compilers. */
#if __GNUC__ == 2 && __GNUC_MINOR__ < 96
#define __builtin_expect(x, expected_value) (x)
#endif
#define likely(x) __builtin_expect((x),1)
#define unlikely(x) __builtin_expect((x),0)
/*
* Allow us to mark functions as 'deprecated' and have gcc emit a nice
* warning for each use, in hopes of speeding the functions removal.
* Usage is:
* int __deprecated foo(void)
*/
#if ( __GNUC__ == 3 && __GNUC_MINOR__ > 0 ) || __GNUC__ > 3
#define __deprecated __attribute__((deprecated))
#else
#define __deprecated
#endif
/*
* Allow us to avoid 'defined but not used' warnings on functions and data,
* as well as force them to be emitted to the assembly file.
*
* As of gcc 3.3, static functions that are not marked with attribute((used))
* may be elided from the assembly file. As of gcc 3.3, static data not so
* marked will not be elided, but this may change in a future gcc version.
*
* In prior versions of gcc, such functions and data would be emitted, but
* would be warned about except with attribute((unused)).
*/
#if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3
#define __attribute_used__ __attribute__((__used__))
#else
#define __attribute_used__ __attribute__((__unused__))
#endif
/* This macro obfuscates arithmetic on a variable address so that gcc
shouldn't recognize the original var, and make assumptions about it */
#define RELOC_HIDE(ptr, off) \
({ unsigned long __ptr; \
__asm__ ("" : "=g"(__ptr) : "0"(ptr)); \
(typeof(ptr)) (__ptr + (off)); })
#endif /* __LINUX_COMPILER_H */
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