#f(x)=2g(x), g(x)=x+1

.data
 x: .word 5

.text
main:
lw $t0,x
subu $sp,4
sw $t0,0($sp)
jal f
addu $sp,4
move $a0,$v0
li $v0,1
syscall
li $v0,10
syscall

f:
subu $sp,4
sw $fp,0($sp)
addi $fp,$sp,4
subu $sp,4
sw $ra,0($sp)
subu $sp,4
sw $s0,0($sp)
lw $s0,0($fp)
subu $sp,4
sw $s0,0($sp)
jal g
addu $sp,4
mul $v0,$v0,2
lw $s0,-12($fp)
lw $ra,-8($fp)
lw $fp,-4($fp)
addu $sp,12
jr $ra

g:
subu $sp,4
sw $fp,0($sp)
addi $fp,$sp,4
lw $t0,0($fp)
addi $v0,$t0,1
lw $fp,-4($fp)
addu $sp,4
jr $ra