base:8bit_multiplication_16bit_product_fast_no_tables
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| base:8bit_multiplication_16bit_product_fast_no_tables [2020-08-30 02:00] – djmips | base:8bit_multiplication_16bit_product_fast_no_tables [2023-03-15 03:24] – djmips | ||
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| Line 56: | Line 56: | ||
| b8: ror | b8: ror | ||
| ror mul1 | ror mul1 | ||
| - | inc mul2 | + | inx ; Optional - this preserves X across the call - could also do inc mul2 or leave out |
| rts | rts | ||
base/8bit_multiplication_16bit_product_fast_no_tables.txt · Last modified: 2023-03-15 03:25 by djmips