/* ---------------------------------------------- *//* alloca86-bt.S */ #ifdef __leading_underscore# define _(s) _##s#else# define _(s) s#endif .globl _(__bound_alloca)_(__bound_alloca):    pop     %edx    pop     %eax    mov     %eax, %ecx    add     $3+1,%eax    and     $-4,%eax    jz      p6 #ifdef _WIN32p4:    cmp     $4096,%eax    jbe     p5    test    %eax,-4096(%esp)    sub     $4096,%esp    sub     $4096,%eax    jmp p4 p5:#endif     sub     %eax,%esp    mov     %esp,%eax     push    %edx    push    %eax    push    %ecx    push    %eax    call    _(__bound_new_region)    add     $8, %esp    pop     %eax    pop     %edx p6:    push    %edx    push    %edx    ret /* mark stack as nonexecutable */#if defined __ELF__ && defined __linux__    .section    .note.GNU-stack,"",@progbits#endif/* ---------------------------------------------- */