#define AMD64_NUM_REGS (AMD64_GSBASE_REGNUM + 1)
-extern struct target_desc *tdesc_amd64;
-extern struct target_desc *tdesc_x32;
-
extern struct displaced_step_closure *amd64_displaced_step_copy_insn
(struct gdbarch *gdbarch, CORE_ADDR from, CORE_ADDR to,
struct regcache *regs);