3 ms·
I'd love to see an Isa that uses something like a modified Huffman coding. That way you can have jump instructions have 30 bit immediates.
by pmalynin 11y ago
I'd love to see an Isa that uses something like a modified Huffman coding. That way you can have jump instructions have 30 bit immediates.
- phs2501 11y agoSPARC. The CALL instruction takes a 30-bit immediate. http://www.cs.rochester.edu/~scott/456/local_only/sparcv7.pdf http://www.cs.rochester.edu/~scott/456/local_only/sparcv7.pd... Also the Mill talks seem to indicate that their (variable-length) instruction encoding is machine-generated to be as efficient as possible.