400 Commits

This Branch

This Branch

All Branches

Author	SHA1	Message	Date
Emmanuel Marty	7ea6b63db8	Save 1 byte/2 cycles for small 6502 LZSA2 depacker	2020-11-07 00:30:35 +01:00
Emmanuel Marty	b98f8410fe	Remove unneeded code	2020-11-06 16:26:37 +01:00
Emmanuel Marty	fc927c783c	Small LZSA2 compression speedup	2020-11-02 15:24:08 +01:00
Emmanuel Marty	34715950fd	Add backward depackers for HD6309	2020-11-01 22:57:50 +01:00
Emmanuel Marty	e00eb2bd62	Update README	2020-10-19 15:07:14 +02:00
Emmanuel Marty	27b04e8bd4	Merge pull request #50 from dougmasten/dev ... Optimization to 6809 depacker and added new H6309 version	2020-10-18 13:54:25 +02:00
Emmanuel Marty	fd36bf0545	Clean up	2020-10-13 16:32:58 +02:00
Emmanuel Marty	4fadd7bbef	Clean up	2020-10-13 16:31:30 +02:00
Emmanuel Marty	441ea21d4f	Compress LZSA2 a little faster	2020-10-13 16:10:18 +02:00
Emmanuel Marty	b979d29eb1	Don't use bool in command-line tool (C99 only)	2020-10-13 16:09:02 +02:00
Emmanuel Marty	6d96a8275d	Don't use bool in command-line tool (C99 only)	2020-10-13 16:08:35 +02:00
Emmanuel Marty	a35fc03a27	Merge pull request #49 from peterferrie/master ... not-fast 65816 version	2020-09-11 08:38:57 +02:00
Peter Ferrie	2442d6e489	not-fast 65816 version	2020-09-10 13:12:17 -07:00
Emmanuel Marty	01228f3eeb	Bump version	2020-08-18 11:57:25 +02:00
Emmanuel Marty	e3fd315541	Faster LZSA1 compression	2020-08-18 11:51:24 +02:00
Emmanuel Marty	5a0da16874	Increase LZSA2 ratio for some input files	2020-08-18 09:13:54 +02:00
Emmanuel Marty	028007b57c	Bump version	2020-08-02 09:40:31 +02:00
Emmanuel Marty	4682b2e917	Small simplification	2020-07-29 15:23:22 +02:00
Emmanuel Marty	060f5d3350	Simplify code, compress LZSA2 another 15% faster	2020-07-29 13:01:24 +02:00
Emmanuel Marty	33eec56b9b	Bump version	2020-07-27 15:36:01 +02:00
Emmanuel Marty	90fa770458	Compress another 8% faster	2020-07-27 13:25:16 +02:00
Emmanuel Marty	b2971da2b4	Nicer code	2020-07-26 16:38:22 +02:00
Emmanuel Marty	3fb9dc54b1	Compress LZSA2 another 3% faster	2020-07-26 10:07:03 +02:00
Emmanuel Marty	00d1d95625	Small improvement	2020-07-24 19:18:46 +02:00
Emmanuel Marty	e4f013f2db	Compress LZSA2 17% faster	2020-07-24 17:14:01 +02:00
Emmanuel Marty	703ff19a3a	Bump version	2020-07-14 23:50:44 +02:00
Emmanuel Marty	fc5081fb1a	Rename confusing definitions	2020-07-14 22:36:38 +02:00
Emmanuel Marty	61698b5036	Another LZSA2 compression speedup	2020-07-14 17:01:07 +02:00
Emmanuel Marty	cf49af5cda	Faster LZSA2 compression	2020-07-14 12:36:56 +02:00
Emmanuel Marty	c39158eea8	Compress LZSA2 faster, clean code up	2020-07-13 19:34:07 +02:00
Emmanuel Marty	4864f3c184	Compress LZSA1 a little faster	2020-07-10 17:45:13 +02:00
Emmanuel Marty	8ed768aafc	Nicer and faster code	2020-07-10 08:55:45 +02:00
Emmanuel Marty	9c7495f458	Compress LZSA2 ~12% faster	2020-07-06 12:47:56 +02:00
Doug Masten	81f49fe430	Fix byte count for unlzsa2-6309.s in 6809 LZSA depackers	2020-07-03 22:17:20 -05:00
Doug Masten	eca750b485	Add enhanced Hitachi 6309 version to 6809 LZSA depackers	2020-07-03 22:09:11 -05:00
Doug Masten	ecb6bc5106	Tiny speed improvement to 6809 LZSA depackers ... Same space used but improved match length code by 1 cycle for M6809. On H6309 the clock cycles are the same.	2020-07-03 01:29:02 -05:00
Doug Masten	31d5dc2419	Slight speed and space improvement to nibble processing in 6809 LZSA2 depackers	2020-06-30 14:05:59 -05:00
Doug Masten	214e03555f	Slight speed improvement in 6809 LZSA depackers ... Switch instruction "tfr x,u" to "leau ,x" which is 2 clock cycles faster on M6809. On H6309 both instruction have same clock cycles.	2020-06-29 00:36:49 -05:00
Emmanuel Marty	afbb1de16c	Merge pull request #48 from dougmasten/dev ... More optimizations to the 6809 LZSA depackers	2020-06-28 15:46:17 +02:00
Doug Masten	078edef880	Optimize match offset code in 6809 LZSA2 depacker	2020-06-27 04:17:05 -05:00
Doug Masten	03692fca2c	Update code byte counts for 6809 LZSA depackers	2020-06-27 02:02:33 -05:00
Doug Masten	39e11422ec	Delay clearing high part of literals count until we really have to in 6809 LZSA1 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	fde15d3fb0	Move instruction before branch to save one byte in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	fc8120f0da	Optimize handling of 9 bits offset in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	c7b3ffc067	Delay clearing high part of literals count until we really have to in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	137c6201be	One byte saving for setting reg A to $FF in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	e397428c1f	Remove trailing whitespaces in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	b8cfbbbc7b	Optimize handling of token's Z flag bit in 6809 LZSA2 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	28ca829924	delay clearing high part of literals count until we really have to in 6809 LZSA1 depacker	2020-06-27 02:02:33 -05:00
Doug Masten	27562f4761	Restructure code to eliminate one BRA instruction from loop in 6809 LZSA1 depacker	2020-06-27 02:02:33 -05:00