Computer Science > Research Paper > University of California, RiversideCS 110lab5_s20_template (All)

University of California, RiversideCS 110lab5_s20_template

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#Spring20 Lab5 Template File # Macro that stores the value in %reg on the stack # and moves the stack pointer. .macro push(%reg) subi $sp $sp 4 sw %reg 0($sp) .end_macro # Macro takes the value... on the top of the stack and # loads it into %reg then moves the stack pointer. .macro pop(%reg) lw %reg 0($sp) addi $sp $sp 4 .end_macro # Macro that takes as input coordinates in the format # (0x00XX00YY) and returns 0x000000XX in %x and # returns 0x000000YY in %y .macro getCoordinates(%input %x %y) push(%input) andi %y, %input, 0x000000FF andi %x, %input, 0x00FF0000 srl %x, %input, 16 pop(%input) .end_macro # Macro that takes Coordinates in (%x,%y) where # %x = 0x000000XX and %y= 0x000000YY and # returns %output = (0x00XX00YY) .macro formatCoordinates(%output %x %y) push(%x) push(%y) sll %x, %x, 16 add %output, %x, %y pop(%y) pop(%x) .end_macro .data originAddress: .word 0xFFFF0000 .text j done done: nop li $v0 10 syscall [Show More]

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