Assembly/print_a.asm at master · goops17/Assembly · GitHub

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#print_a.asm
# Written by: Gopal Chitaure (gochit01@wsc.edu)
# Nested loop concept
#Printing pyramid pattern
#     *
#    * *
#   *   *
#  *******
# *       *
#*         *
.data
	star: .asciiz "*"
	new_line: .asciiz "\n"
	dot: .asciiz " "
.text
main:

	li $s0, 1
	li $s2, 5
	li $s3, 5
	jal loop_outer
	loop_outer:
		li $s1, 0
		bgt $s0, 6, exit_outer
		loop_inner:
			bgt $s1, 10, exit_inner
			beq $s0, 4, print_star
			beq $s1, $s3, print_star_final
			beq $s1, $s2, print_star_final
			jal print_space
			print_space:
				#print space
				li $v0, 4
				la $a0, dot
				syscall
				addi $s1, $s1, 1 #increament counter
				j loop_inner
			print_star:
				blt $s1, $s3, print_space
				ble $s1, $s2, print_star_final
				jal print_space
				print_star_final:
					li $v0, 4
					#move $a0, $s1
					la $a0, star
					syscall
					addi $s1, $s1, 1 #increament counter
					j loop_inner

		exit_inner:
			addi $s0, $s0, 1 #increament counter
			addi $s2, $s2, 1
			subi $s3, $s3, 1
			#print stars
			li $v0, 4
			la $a0, new_line
			syscall

			j loop_outer

	exit_outer:
	li $v0, 10
	syscall