arch/x86_64/crt_arch.h

   1 __asm__(
   2 ".text \n"
   3 ".global " START " \n"
   4 START ": \n"
   5 "       xor %rbp,%rbp \n"
   6 "       mov %rsp,%rdi \n"
   7 ".weak _DYNAMIC \n"
   8 ".hidden _DYNAMIC \n"
   9 "       lea _DYNAMIC(%rip),%rsi \n"
  10 "       andq $-16,%rsp \n"
  11 "       call " START "_c \n"
  12 );