.pos 0
main:	irmovl stack,%esp       # initialisation du pointeur de pile (stack pointer)
        mrmovl b,%eax           # on empile le second param b
        pushl %eax
        mrmovl a,%eax		# on empile le premier param a
        pushl %eax
        call f                  # appel de la fonction f()
aret:   popl %ecx               # on depile le premier param
        popl %ecx               # on depile le second param
        rmmovl %eax,res         # recup resultat
	halt

f:      isubl 4,%esp		# alloc variable locale x sur la pile
	mrmovl 8(%esp),%eax     # recup premier param a
        mrmovl 12(%esp),%edx    # recup second param b
        ...                     # compute x
	mrmovl (%esp),%ecx	# load x
        pushl %ecx              # save x
        ...                     # do something else
	mrmovl (%esp),%eax      # restore x (variable de retour dans %eax)
	iaddl 4,%esp		# liberation variable locale x
        ret
	
        .pos 0x100
a:	.long 1
b:	.long 1
res:    .long 0        

	.pos 0x200		# adresse de base de la pile
stack: