ubuntu-buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd.../sysdeps/powerpc/powerpc32/stackguard-macros.h

15 lines
382 B
C

#include <stdint.h>
#define STACK_CHK_GUARD \
({ uintptr_t x; asm ("lwz %0,-28680(2)" : "=r" (x)); x; })
#define POINTER_CHK_GUARD \
({ \
uintptr_t x; \
asm ("lwz %0,%1(2)" \
: "=r" (x) \
: "i" (offsetof (tcbhead_t, pointer_guard) - TLS_TCB_OFFSET - sizeof (tcbhead_t)) \
); \
x; \
})