| /* 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 */ |
| /* |
| * Versions of the ppc64 compiler before 4.1 had a bug where use of |
| * RELOC_HIDE could trash r30. The bug can be worked around by changing |
| * the inline assembly constraint from =g to =r, in this particular |
| * case either is valid. |
| */ |
| #define RELOC_HIDE(ptr, off) \ |
| ({ unsigned long __ptr; \ |
| __asm__ ("" : "=r"(__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__)) |
