MIPS assembly: demonstrates the use of the stack for sending function arguments.

mips_ex1.asm

	.text
main:
	#populate arg registers
	li $a0, 1
	li $a1, 2
	li $a2, 3
	li $a3, 4	
	
	#push 5th arg on stack
	li $t0, 10
	sw $t0, 0($sp)
	subi $sp, $sp, 4
	
	jal printf
	jal exit
	
printf:

	#load 5th arg from stack
	addi $sp, $sp, 4
	lw $t0, 0($sp)
	
	move $a0, $t0
	li $v0, 1
	syscall
	jr $ra
	
exit:
	li $v0, 10
	syscall