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https://github.com/Asraelite/littlebigcomputer.git
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33 lines
322 B
Text
33 lines
322 B
Text
li x0, program_end ; x0 = start
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li x1, 0xff ; x1 = end
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mv x2, x0
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loop_write:
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xori x3, x2, 0xaaa
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sw x3, 0(x2)
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addi x2, x2, 1
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ble x2, x1, loop_write
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mv x2, x0
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loop_read:
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xori x3, x2, 0xaaa
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lw x4, 0(x2)
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bne x3, x4, error
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addi x2, x2, 1
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ble x2, x1, loop_read
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success:
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li x0, 0
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wfi
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error:
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mv x0, x2
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wfi
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program_end:
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