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####################################################
# Examines whether the characters of an ASCII string
# are digits.
####################################################
.data
	hex: .asciiz "0AD5"  
	digit_str: .asciiz " is a digit\n"
.text
 
main:
	#load string
	la $t0, hex
 
loop:
	#examine characters
	lb $t1, 0($t0)
	beq $t1, $zero, exit
 
	#call routine
	move $a0, $t1
	jal is_digit
 
	#print result
	beq $v0, $zero, continue
	move $a0, $t1
	subi $a0, $a0, 48
	li $v0, 1
	syscall 
	la $a0, digit_str
	li $v0, 4
	syscall 
 
continue:
	#update counter
	addi $t0, $t0, 1
	j loop
 
exit:
	li $v0, 10
	syscall
 
 
 
 

prog.asm:1: error: label or instruction expected at start of line
are digits.:1: error: label or instruction expected at start of line
are digits.:2: error: attempt to define a local label before any non-local labels
are digits.:3: error: parser: instruction expected
are digits.:4: error: parser: instruction expected
are digits.:8: error: label or instruction expected at start of line
are digits.:9: error: parser: instruction expected
are digits.:12: error: label or instruction expected at start of line
are digits.:13: error: parser: instruction expected
are digits.:14: error: parser: instruction expected
are digits.:16: error: label or instruction expected at start of line
are digits.:17: error: parser: instruction expected
are digits.:18: error: parser: instruction expected
are digits.:20: error: label or instruction expected at start of line
are digits.:21: error: symbol `beq' redefined
are digits.:21: error: parser: instruction expected
are digits.:22: error: symbol `move' redefined
are digits.:22: error: parser: instruction expected
are digits.:23: error: parser: instruction expected
are digits.:24: error: parser: instruction expected
are digits.:26: error: symbol `la' redefined
are digits.:26: error: parser: instruction expected
are digits.:27: error: symbol `li' redefined
are digits.:27: error: parser: instruction expected
are digits.:31: error: label or instruction expected at start of line
are digits.:32: error: parser: instruction expected
are digits.:36: error: symbol `li' redefined
are digits.:36: error: parser: instruction expected
ld: cannot find prog.o: No such file or directory

Standard output is empty