blob: c3ea0add703e31746de7bf4bcbbe6bd992928ddc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
|
#include <bits/wordsize.h>
#if __WORDSIZE == 64
# define STACK_CHK_GUARD \
({ uintptr_t x; asm ("addi %0, tp, -16; ld %0, %0" : "=r" (x)); x; })
# define POINTER_CHK_GUARD \
({ uintptr_t x; asm ("addi %0, tp, -24; ld %0, %0" : "=r" (x)); x; })
#else
# define STACK_CHK_GUARD \
({ uintptr_t x; asm ("addi %0, tp, -8; ld4s %0, %0" : "=r" (x)); x; })
# define POINTER_CHK_GUARD \
({ uintptr_t x; asm ("addi %0, tp, -12; ld4s %0, %0" : "=r" (x)); x; })
#endif
|
