42 Commits

Author	SHA1	Message	Date
John Brandwood	4b046625e6	Fix reorganized 6502 decompress_faster. Approx 3-4% faster, LZSA2 adds 1 byte.	2021-11-22 17:02:37 -05:00
Emmanuel Marty	978c44eca7	Revert	2021-11-21 18:03:03 +01:00
John Brandwood	7610a965a5	Make 6502 decompress_faster_v2.asm (& v1) 3-4% faster at the cost of 1 byte.	2021-11-20 15:10:56 -05:00
John Brandwood	03fd8751b0	Reorganize 6502 decompress_faster depackers for smaller size and greater speed.	2021-03-25 19:01:35 -04:00
Emmanuel Marty	d85fc4e034	Save 1 byte/2 cycles for fast 6502 LZSA2 depacker	2020-11-07 08:41:31 +01:00
Emmanuel Marty	7ea6b63db8	Save 1 byte/2 cycles for small 6502 LZSA2 depacker	2020-11-07 00:30:35 +01:00
Peter Ferrie	2442d6e489	not-fast 65816 version	2020-09-10 13:12:17 -07:00
Emmanuel Marty	47e54ac110	Remove unused code	2020-03-24 20:18:22 +01:00
Emmanuel Marty	693618f100	More asm fixes	2020-01-08 13:11:43 +01:00
Emmanuel Marty	aa122d1e05	Fix assembly when not using LZSA_SHORT_CP	2020-01-08 10:40:26 +01:00
Peter Ferrie	9f020b3605	fix typos in original code	2020-01-07 17:02:43 -08:00
Peter Ferrie	22e2f80ae7	cut one byte	2020-01-07 16:57:49 -08:00
Peter Ferrie	45b91ddaa2	fasterer v2	2020-01-06 22:24:07 -08:00
Emmanuel Marty	29e8960e6f	Add faster LZSA1 6502 depacker by jbrandwood	2020-01-03 10:31:54 +01:00
Emmanuel Marty	410544f4e6	Fast 6502 LZSA2 depacker: smaller size, same speed	2020-01-03 10:01:23 +01:00
Emmanuel Marty	8721c11041	Add faster LZSA2 depacker by jbrandwood	2019-12-24 12:02:34 +01:00
Emmanuel Marty	a46796b6a9	Fix assembling of 6502 fast v1 depacker	2019-12-24 10:16:01 +01:00
Peter Ferrie	302234a91b	fast v2	2019-10-31 23:01:00 -07:00
Peter Ferrie	9fc9a49d67	fast v1	2019-10-31 22:20:02 -07:00
Emmanuel Marty	82edcb8bb5	Fix literal runs that are multiple of 256 bytes	2019-07-27 01:35:46 +02:00
Emmanuel Marty	ae4cc12aed	Use ACME syntax	2019-07-26 12:31:26 +02:00
Emmanuel Marty	4835e4c26c	Support backward decompression	2019-07-24 20:08:23 +02:00
Emmanuel Marty	081a29a3db	Fix copying multiples of 256 bytes	2019-07-14 16:14:55 +02:00
Peter Ferrie	6797fe6268	smaller	2019-07-11 17:20:38 -07:00
Peter Ferrie	3bfe60de44	use BYTE	2019-07-10 18:03:42 -07:00
Peter Ferrie	fb53706361	smaller	2019-07-10 18:02:27 -07:00
Emmanuel Marty	d3d62c3bf0	Use BYTE	2019-07-11 01:52:13 +02:00
Peter Ferrie	7861ef1552	smaller	2019-07-10 16:04:42 -07:00
Peter Ferrie	8e26fa9cac	smaller	2019-07-10 10:57:41 -07:00
Peter Ferrie	a1841e5e5d	smaller	2019-07-10 10:48:15 -07:00
Emmanuel Marty	da4f6f7882	Restore CLC	2019-07-03 23:39:05 +02:00
Peter Ferrie	6f46c60259	slightly faster	2019-07-03 12:11:50 -07:00
Emmanuel Marty	435e157239	Save 3 more bytes	2019-06-08 23:59:34 +02:00
Emmanuel Marty	aab82fa022	Save 9 bytes in 6502 LZSA1 depacker	2019-06-08 23:52:18 +02:00
Emmanuel Marty	659f6c14a9	Small improvement over 6502 LZSA2 depacker	2019-06-08 16:18:36 +02:00
Emmanuel Marty	79ed7bf91e	Further update LZSA2 format; avoid name conflicts	2019-06-08 13:35:03 +02:00
Emmanuel Marty	272f2e7a29	Update LZSA2 6502 and 8088 depackers	2019-06-07 23:22:34 +02:00
emmanuel-marty	8b7b4a2b4f	Check in LZSA2 implementation (ratio competitive with ZX7, faster decompression)	2019-05-09 16:51:29 +02:00
emmanuel-marty	2b9780bd65	Finalize lzsa1 compressed format, speed up and simplify decompression	2019-04-24 09:47:40 +02:00
emmanuel-marty	4c5d44fff4	Improve hotpath of 6502 depacker further	2019-04-10 19:41:41 +02:00
emmanuel-marty	8c3fc6d652	Simplify short offset handling in 6502 depacker	2019-04-10 17:37:36 +02:00
emmanuel-marty	c220694531	Add 6502 decompressor	2019-04-10 17:30:24 +02:00