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91 lines
973 B
Plaintext
91 lines
973 B
Plaintext
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==========DIVU - Divide unsigned==========
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divu - 2 // is it seperating quotients & remainders correctly
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ori $4, $0, 4
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ori $5, $0, 3
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divu $4, $5
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mfhi $4
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mflo $5
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addu $2,$4,$5
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jr $0
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ref file = 2
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34040004
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34050003
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0085001B
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00002010
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00002812
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00851021
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00000008
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divu - 3 // -ve/-ve
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lui $4, $0, 65535
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ori $4, $4, -4
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lui $5, $0, 65535
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ori $5, $0, -2
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divu $4, $5
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mflo $2
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jr $0
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reg file = 2
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3c04ffff
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34a4fffc
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3c05ffff
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34a5fffe
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0085001B
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00001012
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00000008
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divu - 4 // +ve/-ve
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ori $4, $0, 4
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lui $5, $0, 65535 (All 1s 16 bits)
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ori $5, $5, -2
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divu $4, $5
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mflo $2
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jr $0
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reg file = -2
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34040004
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3c05ffff
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3405fffe
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0085001A
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00001012
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00000008
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divu - 5 // is it seperating quotients & remainders correctly - when dealing with negatives
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ori $4, $0, 4
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lui $4, $4, 65535
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ori $5, $0, 3
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lui $5, $5, 65535
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divu $4, $5
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mfhi $4
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mflo $5
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addu $2,$4,$5
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jr $0
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ref file = 2 - as we are adding -1 and -1 using addu
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34040004
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34050003
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0085001A
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00002010
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00002812
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00851021
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00000008
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