# File: mlRemoveBlanks # Author: ************ # Date: mm/dd/yyyy # Purpose: Practice rotate & AND to remove spare blanks #-------------------------------------------------------------- # Write a MIPS...

The attached file has requirements and is outlined. look at comments


# File: mlRemoveBlanks # Author: ************ # Date: mm/dd/yyyy # Purpose: Practice rotate & AND to remove spare blanks #-------------------------------------------------------------- # Write a MIPS assembler program to remove the extra blanks from # a string: # INPUT: "Two bee ore knot too Bea that" # PATTERN:00011000100011000010001100010000 # ROTATE: 00110001000110000100011000100000 # AND: 00010000000010000000001000000000 # RESULT:"Two bee ore knot too Bea that " .data .eqv SYS_PRINT_WORD 1 #word, byte, character .eqv SYS_PRINT_FLOAT 2 #float .eqv SYS_PRINT_DOUBLE 3 #double .eqv SYS_PRINT_TEXT 4 #text (zero terminated) .eqv SYS_INPUT_WORD 5 #input word .eqv SYS_INPUT_FLOAT 6 #input float .eqv SYS_PRINT_BIN 35 #print binary .eqv SYS_EXIT 10 #terminate # declare variables .eqv BLANK 32 #12345678901234567890123456789012 text: .ascii "Two bee ore knot too Bea that" end_text: .asciiz "\n" result: .ascii " " end_result: .asciiz "\n" blank: .byte ' ' endl: .asciiz "\n" endl2: .asciiz "\n\n" .text .globl main main: # Print starting text la $a0, text li $v0, SYS_PRINT_TEXT syscall # ---------------------------------------------------------------- # Create the bit pattern with a 1 where each blanks exists # ---------------------------------------------------------------- # s7 = ending address for loop # s1 = text address # s0 = the bit pattern loop1: # shift pattern left # get 'text' byte # compare with BLANK # set s0 bit0 for BLANK, else skip to noBlank, not setting bit0 noBlank: # move to next character # loop1 if not done (s1 != s7) # print s0 pattern # ---------------------------------------------------------------- # Duplicate bit pattern, Rotate left, AND the two patterns # should be where extra blanks exist # ---------------------------------------------------------------- # duplicate s0 pattern into s2 # rotate s2 left one bit # print s2 rotate # AND the two patterns: s2 & s0 # print the AND pattern # ---------------------------------------------------------------- # Copy 'text' into 'result' for each zero bit in s3 pattern # ---------------------------------------------------------------- # ending s7 'end_text' address # source address 'text' in s0 # destination address 'result' in s1 loop2: # rotate high bit to bit0 # test bit0 # skip if bit0 is 1 # get character at (s0) # save character in (s1) # advance s1 'result' address skip: # advance s0 'text' address # loop2 if not done (s0 != s7) # print 'result' #---- terminate --- exit: li $v0, SYS_EXIT syscall #.end main