mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 12:43:55 +08:00
a136564702
Remove various things which were checking for gcc-1.x and gcc-2.x compilers.
From: Adrian Bunk <bunk@stusta.de>
Some documentation updates and removes some code paths for gcc < 3.2.
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
27 lines
937 B
C
27 lines
937 B
C
/* Never include this file directly. Include <linux/compiler.h> instead. */
|
|
|
|
/*
|
|
* Common definitions for all gcc versions go here.
|
|
*/
|
|
|
|
|
|
/* Optimization barrier */
|
|
/* The "volatile" is due to gcc bugs */
|
|
#define barrier() __asm__ __volatile__("": : :"memory")
|
|
|
|
/* 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)); })
|
|
|
|
|
|
#define inline inline __attribute__((always_inline))
|
|
#define __inline__ __inline__ __attribute__((always_inline))
|
|
#define __inline __inline __attribute__((always_inline))
|
|
#define __deprecated __attribute__((deprecated))
|
|
#define noinline __attribute__((noinline))
|
|
#define __attribute_pure__ __attribute__((pure))
|
|
#define __attribute_const__ __attribute__((__const__))
|