.data
	a: .word -1
	b: .word -2
	x: .word 0
	
.globl start
.ent start

start:
	
	lw $8, a
	lw $9, b
	lw $10, x	
	
	slt $11, $8, $0 // a >= 0
	beq $11, $0, L1
	j L3
	
	L1:				// se a >= 0
	slt $11, $8, $9 // a < b
	bne $11, $0, L2
	j L3
	
	L2:
	addi $10, $10, 1 // x = x + 1	
	j Exit
	
	L3:        		// else if (a < 0 && a > b)
	slt $11, $8, $0 // a < 0
	bne $11, $0, L4
	j L5
	
	L4:				// ver se a > b
	slt $11, $9, $8 // b < a
	beq $11, $0, L5 // vendo se b < a
	beq $8, $9, L5	// vendo se b = a
	addi $10, $10, 2 // x = x + 2
	j Exit
	
	L5:
	addi $10, $10, 3 // x = x + 3
	j Exit
	
	Exit:
	sw $10, x
	
.end start