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39 lines
1.5 KiB
39 lines
1.5 KiB
/* Never include this file directly. Include <linux/compiler.h> instead. */
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/*
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* Common definitions for all gcc versions go here.
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*/
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/* Optimization barrier */
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/* The "volatile" is due to gcc bugs */
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#define barrier() __asm__ __volatile__("": : :"memory")
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/* This macro obfuscates arithmetic on a variable address so that gcc
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shouldn't recognize the original var, and make assumptions about it */
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/*
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* Versions of the ppc64 compiler before 4.1 had a bug where use of
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* RELOC_HIDE could trash r30. The bug can be worked around by changing
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* the inline assembly constraint from =g to =r, in this particular
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* case either is valid.
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*/
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#define RELOC_HIDE(ptr, off) \
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({ unsigned long __ptr; \
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__asm__ ("" : "=r"(__ptr) : "0"(ptr)); \
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(typeof(ptr)) (__ptr + (off)); })
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#define inline inline __attribute__((always_inline))
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#define __inline__ __inline__ __attribute__((always_inline))
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#define __inline __inline __attribute__((always_inline))
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#define __deprecated __attribute__((deprecated))
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#define __packed __attribute__((packed))
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#define __weak __attribute__((weak))
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#define __naked __attribute__((naked))
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#define __noreturn __attribute__((noreturn))
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#define __pure __attribute__((pure))
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#define __aligned(x) __attribute__((aligned(x)))
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#define __printf(a,b) __attribute__((format(printf,a,b)))
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#define noinline __attribute__((noinline))
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#define __attribute_pure__ __attribute__((pure))
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#define __attribute_const__ __attribute__((__const__))
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