| /* 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)); }) |
