Mars Macros

#putc - put one character to output (interrupt 11)
putc $1	addi $2,$0,11	addu $4,$0,RG1	syscall

#getc - get one character (interrupt 12)
getc $1	addi $2,$0,12	syscall	add RG1, $0, $2

#puts - put a string (interrupt 4)
puts $1	addi $2,$0,4	addu $4,$0,RG1	syscall

#done - end the program (interrupt 10)
done	addi $2,$0,10	syscall

#putci - put an immediate char to output (interrupt 11)
# e.g.:
# putci '\n'
putci 10000	addi $2,$0, 11	addi $2,$0, OP1	syscall

#putsl - put an immediate string to output
putsl label	addi $2,$0, 4	lui $1, LH1	ori $4, $1, LL1U	syscall