1533 Commits

Author	SHA1	Message	Date
Irmen de Jong	ea2812f50f	add max volume to psg envelope	2022-07-03 11:26:56 +02:00
Irmen de Jong	3ec05709d5	convert the sounds in cx16 tehtriz to use the psg module instead	2022-07-03 01:40:29 +02:00
Irmen de Jong	4bdac7404a	added sustain to psg envelope	2022-07-03 00:55:25 +02:00
Irmen de Jong	cc41218d37	added nicer vm example	2022-07-03 00:41:04 +02:00
Irmen de Jong	7a3745f642	psg tweaks	2022-07-02 20:33:40 +02:00
Irmen de Jong	f8658f6afa	precalc vera freq to not use floating point math anymore	2022-07-02 19:40:18 +02:00
Irmen de Jong	223b725a10	psg abstraction and attack/release envelope	2022-07-02 18:47:12 +02:00
Irmen de Jong	25aad8d7be	improve const-evaluation of builtin expressions	2022-07-02 16:29:01 +02:00
Irmen de Jong	b2c9b7635d	revert restriction on certain associative operator reshuffling ... it caused larger generated code	2022-07-02 13:59:24 +02:00
Irmen de Jong	24d13dd120	fix problematic optimizations to logical expressions	2022-07-02 00:56:24 +02:00
Irmen de Jong	965340ff90	logical and/or/xor/not all replaced by bitwise &,|,^,~ (ast, codegens) ... this also fixed some invalid outcomes of logical expressions!	2022-07-02 00:38:17 +02:00
Irmen de Jong	8e36fe6bef	temporary workaround for code problem around 'not'	2022-07-01 01:01:15 +02:00
Irmen de Jong	f675dbc726	vm var allocator now also recognises the memory-mapped variables. no longer crashes	2022-06-30 22:09:49 +02:00
Irmen de Jong	2ad4fdbbb9	added cx16 version of bdmusic, needs ADSR though	2022-06-30 21:33:48 +02:00
Irmen de Jong	97cb0cbd08	tweak "not" removal/rewriting	2022-06-30 02:16:30 +02:00
Irmen de Jong	ef92451d1a	fix logical expressions on arbitrary values, for now with boolean() around the operands	2022-06-28 01:18:36 +02:00
Irmen de Jong	06184bdcb1	get rid of failed mccarthy shortcut evaluation	2022-06-27 21:44:52 +02:00
Irmen de Jong	af98d01053	failed attempt at McCarthy shortcut evaluation	2022-06-27 21:40:48 +02:00
Irmen de Jong	bb1cda0916	fix: boolean values of terms in logical expressions are now properly evaluated	2022-06-26 23:55:34 +02:00
Irmen de Jong	a6d0ea347c	bank caching not required for pcm_play()	2022-06-26 22:08:10 +02:00
Irmen de Jong	0fcd57192b	cx16diskio.f_read() now correctly deals with banked ram boundary	2022-06-26 21:42:56 +02:00
Irmen de Jong	5656ec11d3	fix missing abs(byte) routine	2022-06-24 01:51:54 +02:00
Irmen de Jong	eb53e44cb0	zsound stream test	2022-06-24 01:51:33 +02:00
Irmen de Jong	8ab99f6129	zsound combo example	2022-06-21 00:38:59 +02:00
Irmen de Jong	bda016bb3b	optimized 6502 codegen for logical expressions	2022-06-15 22:17:15 +02:00
Irmen de Jong	cc174b7b85	added boolean() builtin function and use it to get rid of !=0 comparisons	2022-06-14 23:34:45 +02:00
Irmen de Jong	775c85fc18	don't swap operands that would change function evaluation order + vm: fix label casing error	2022-06-13 00:25:45 +02:00
Irmen de Jong	5a756aaed9	Pipe expression "|>" removed from the language	2022-06-12 18:41:42 +02:00
Irmen de Jong	dca092fd7c	fix pipe expression when start term is constant number	2022-06-12 16:59:28 +02:00
Irmen de Jong	c6e92ecac4	some code cleanup	2022-06-12 16:15:08 +02:00
Irmen de Jong	93008ff605	tweak zsound examples	2022-06-12 14:51:24 +02:00
Irmen de Jong	43c7b935df	fixed zsound pcm player example	2022-06-11 03:31:42 +02:00
Irmen de Jong	8f9a0a244a	trying to add zsound pcm player example as well	2022-06-10 23:35:37 +02:00
Irmen de Jong	fd13bd864e	some notes added to zsound demo player	2022-06-09 23:36:07 +02:00
Irmen de Jong	f537793b0b	added zsound demo player example (cx16)	2022-06-08 23:57:01 +02:00
Irmen de Jong	f7183e38ee	tweak trivial subroutine inlining	2022-06-08 21:05:03 +02:00
Irmen de Jong	0a65dfdd10	optimized codegen for some more simple expressions with +/-	2022-06-07 22:30:08 +02:00
Irmen de Jong	3075578245	optimized codegen for assigning value or variable to indexed pointer. (6502)	2022-06-06 18:30:19 +02:00
Irmen de Jong	b042b7705e	fix invalid removal of repeated assignments.	2022-06-06 17:27:06 +02:00
Irmen de Jong	3054a1d32d	api change: removed swap() builtin function (too complex in codegen for little used function)	2022-06-06 16:01:11 +02:00
Irmen de Jong	0a3cd652b0	vm: fix codegen for storing to pointer indexed	2022-06-06 14:18:12 +02:00
Irmen de Jong	f70b914779	fix optimized codegen for 2 arg functions, sometimes was passing wrong arg value due to register overwriting	2022-06-06 13:21:45 +02:00
Irmen de Jong	46ca0ac10d	properly optimize X - -1 and X + -1, this also fixes type change of ubyte - 2 + 10	2022-06-05 15:35:29 +02:00
Irmen de Jong	031f647952	allow casting negative numbers to unsigned, result = 2's complement	2022-06-05 14:21:10 +02:00
Irmen de Jong	dbb92881a1	fixed X register corruption in some cases of rol() and ror()	2022-06-04 21:10:48 +02:00
Irmen de Jong	10bf7f5d07	fix: again gives proper name redefinition errors in same scope	2022-06-04 20:15:46 +02:00
Irmen de Jong	1e61d84fd1	vm: fix expression codegen for pointer indexing	2022-06-04 19:32:35 +02:00
Irmen de Jong	2002412026	optimized codegen for pointer indexing (read expressions)	2022-06-04 17:20:17 +02:00
Irmen de Jong	7f69517fd4	preparing optimizing pointer indexing	2022-06-04 16:18:27 +02:00
Irmen de Jong	c40cfaa388	preparing optimizing pointer indexing	2022-06-04 14:23:02 +02:00