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/diy/ - Do It Yourself

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>> No.1692250 [View]
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1692250

>Tfw you manage to fit 3 operand instructions into your 8 bit processor's instruction format, with space left for a 3-bit immediate argument.
Nice, now all my instructions fit into easy fixed 16 bits.

Well, almost.
My unconditional jump is limited to 8k of address space if I try to cram it into a 16 bit instruction.

Now I'm torn between sticking with that limitation, bumping the instruction size up to 24 bits and dealing with the increased memory usage, or adding the complexity of variable length instructions

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