base:6502_6510_maths
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base:6502_6510_maths [2019-10-06 12:47] – white_flame | base:6502_6510_maths [2023-08-21 00:49] (current) – [Multiplication] repose | ||
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* [[http:// | * [[http:// | ||
* [[8-Bit Ranged Comparison]] - By White Flame | * [[8-Bit Ranged Comparison]] - By White Flame | ||
+ | * [[16-Bit Absolute Comparison]] - By Skate & Eins | ||
+ | * [[16-Bit Comparison]] - TWW | ||
+ | |||
==== Addition/ | ==== Addition/ | ||
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* [[8bit multiplication (8bit product)]] - by White Flame | * [[8bit multiplication (8bit product)]] - by White Flame | ||
* [[8bit multiplication (16bit product)]] - also can be 16*8=16bit - by White Flame | * [[8bit multiplication (16bit product)]] - also can be 16*8=16bit - by White Flame | ||
+ | * [[Short 8bit multiplication (16bit product)]] - by Graham | ||
+ | * [[8bit multiplication (16bit product) fast no tables]] - by djmips | ||
* [[16bit multiplication (32-bit product)]] | * [[16bit multiplication (32-bit product)]] | ||
- | * [[Short 8bit multiplication (16bit product)]] - by Graham | ||
* [[Fast 8bit multiplication(16bit product)]] (signed multiplication) - by Oswald/ | * [[Fast 8bit multiplication(16bit product)]] (signed multiplication) - by Oswald/ | ||
* [[Seriously fast multiplication]] (8/16 bit signed/ | * [[Seriously fast multiplication]] (8/16 bit signed/ | ||
* [[Fastest multiplication]] (16 bit unsigned multiplication) - by Repose | * [[Fastest multiplication]] (16 bit unsigned multiplication) - by Repose | ||
+ | * [[Fastest multiplication 2023]] (16 bit unsigned multiplication) - by Repose | ||
* [[Another fast 8bit multiplication]] (16bit product) - by litwr | * [[Another fast 8bit multiplication]] (16bit product) - by litwr | ||
* [[Table generator routine for fast 8 bit mul table]] - by Graham | * [[Table generator routine for fast 8 bit mul table]] - by Graham | ||
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* [[8bit divide (8bit product)]] | * [[8bit divide (8bit product)]] | ||
+ | * [[8bit divide by constant (8bit result)]] | ||
* [[16bit division (16-bit result) ]] | * [[16bit division (16-bit result) ]] | ||
* [[24bit division (24-bit result) ]] | * [[24bit division (24-bit result) ]] | ||
* [[signed 8bit divide by 2 (arithmetic shift right)]] - by Bitbreaker/ | * [[signed 8bit divide by 2 (arithmetic shift right)]] - by Bitbreaker/ | ||
+ | |||
+ | ==== Exponentiation ==== | ||
+ | * [[Exponentiation]] | ||
==== Square Root ==== | ==== Square Root ==== | ||
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* [[8bit atan2 (8-bit angle)]] - by doynax | * [[8bit atan2 (8-bit angle)]] - by doynax | ||
+ | * [[8bit atan2 using the CORDIC algorithm]] - by Oswald | ||
* [[Generating Sines with BASIC]] - by Doynax | * [[Generating Sines with BASIC]] - by Doynax | ||
* [[Generating Approximate Sines in Assembly]] - by White Flame | * [[Generating Approximate Sines in Assembly]] - by White Flame | ||
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===== Random Numbers ===== | ===== Random Numbers ===== | ||
+ | * [[Comparison of 6502 random generators]] | ||
+ | * [[16bit xorshift random generator]] | ||
+ | * [[X ABC Random Number Generator (8/16 bit)]] | ||
+ | * [[32bit Galois LFSR]] | ||
+ | * [[Two very fast 16bit pseudo random generators as LFSR]] - with nearly 2^31 period - by Hanno Behrens | ||
+ | * [[16bit pseudo random generator]] | ||
+ | * [[another 16bit pseudo random generator]] | ||
+ | * [[Small, fast 8-bit PRNG]] - with full 8-bit period - by White Flame | ||
+ | * [[Small, fast 16-bit PRNG]] - with full 16-bit period - by White Flame | ||
+ | * [[AX+ Tinyrand8]] - a fast 8-bit random generator with internal 16bit state - by Wil | ||
* [[BASIC RND routine]] - Stephen Judd | * [[BASIC RND routine]] - Stephen Judd | ||
* [[Fast 8bit ranged random numbers]] - by kerm1t | * [[Fast 8bit ranged random numbers]] - by kerm1t | ||
- | * [[16bit pseudo random generator]] | + | * [[Ranged Random Numbers with Even Distribution]] - by Kruthers |
- | * [[another 16bit pseudo random generator]] | + | |
- | * [[Two very fast 16bit pseudo random generators as LFSR]] - with nearly 2^31 period | + | |
- | * [[32bit Galois LFSR]] | + | |
* [[Flexible Galois LFSR]] - by gregg | * [[Flexible Galois LFSR]] - by gregg | ||
- | * [[Small, fast 8-bit PRNG]] - with full 8-bit period - by White Flame | + | |
- | * [[Small, fast 16-bit PRNG]] - with full 16-bit period - by White Flame | + | |
- | * [[16bit xorshift random generator]] | + | |
===== Number conversion ===== | ===== Number conversion ===== | ||
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===== Packing/ | ===== Packing/ | ||
+ | For actual crunching software and usage of crunching software, see [[https:// | ||
* [[Streaming 1/2/4/8-bit Numbers Without Spanning Bytes]] - by White Flame | * [[Streaming 1/2/4/8-bit Numbers Without Spanning Bytes]] - by White Flame | ||
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* [[base: | * [[base: | ||
* [[base: | * [[base: | ||
- | + | * [[base: | |
- | ==== EXOMIZER ===== | + | |
- | * [[Exomizer level compress/ | + |
base/6502_6510_maths.txt · Last modified: 2023-08-21 00:49 by repose