523 Commits

Author	SHA1	Message	Date
Irmen de Jong	c51c1da618	psg micro optimizations	2022-07-03 11:55:13 +02:00
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	064d412ec8	added cx16.push_vera_context() and cx16.pop_vera_context() for use in irq handlers	2022-07-02 23:13:00 +02:00
Irmen de Jong	7fff4f249d	optimize msb(cx16.r0) -> cx16.r0H, lsb(cx16.r0) -> cx16.r0L	2022-07-02 21:38:22 +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	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	fb989ae62f	cx16: reset rom/ram/monitor banks at program exit to sane values.	2022-07-01 00:14:38 +02:00
Irmen de Jong	4b358abbb7	"not" operator removed from ast and codegen (it's been replaced with x==0 as equivalent)	2022-06-29 01:13:08 +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	8f9a0a244a	trying to add zsound pcm player example as well	2022-06-10 23:35:37 +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	0349d1d57c	diskio: moved cx16 optimized f_read() to cx16diskio instead ... so unfortunately you have to select the faster version yourself when on cx16	2022-06-04 00:33:27 +02:00
Irmen de Jong	c7eafd7c79	cx16: fix macptr() signature and use it in diskio.f_read() for big increase in load speed	2022-06-02 00:37:18 +02:00
Irmen de Jong	10b5fb5d72	fix for total size returnvalue of diskio.f_read_all()	2022-06-01 01:13:19 +02:00
Irmen de Jong	a735939d1e	removed confusing GPL software license reference and copyright header from library files. (because of exclusion in output files) ... Reworded software license and exclusion clause somewhat again in attempt to make it even clearer.	2022-05-30 20:12:20 +02:00
Irmen de Jong	e69aeb8b98	added warning about shadowing variables	2022-05-22 17:34:08 +02:00
Irmen de Jong	4e1184a400	vm: added some of the sin cos tables in math.p8	2022-05-17 22:56:00 +02:00
Irmen de Jong	0bf00d1ca4	c64/c128 targets: perform cleanup at program exit such as re-enabling run-stop key and character set switching.	2022-05-15 16:44:26 +02:00
Irmen de Jong	4dc9b45297	vm: fixed string comparisons, added missing vm string module	2022-05-13 23:10:13 +02:00
Irmen de Jong	4be7bc8323	vm: limit float instructions to just 2 register args	2022-05-11 22:09:46 +02:00
Irmen de Jong	942c5cc04b	fix crash when optimizing pipe expression too aggressively	2022-05-07 17:29:36 +02:00
Irmen de Jong	b1a49e5f29	vm: implement rest of float instructions	2022-05-04 22:31:45 +02:00
Irmen de Jong	da01a5b4dc	vm: implement float to integer cast, any, all, reverse	2022-05-04 22:08:21 +02:00
Irmen de Jong	0f9e87d7bb	fixed compiler crash when casting float to integer, fixed float to int cast value error on cx16	2022-05-03 23:43:38 +02:00
Irmen de Jong	30c2e3e8ff	vm: fix comparisons codegen	2022-05-02 21:32:45 +02:00
Irmen de Jong	86cc2f1075	vm: implementing more fp instructions	2022-05-02 21:06:14 +02:00
Irmen de Jong	b32641db87	remove syscall() builtin functions ... vm code can do this via inline assembly	2022-05-01 00:41:30 +02:00
Irmen de Jong	0ee790969d	vm: allow inline "assembly"	2022-04-30 23:24:25 +02:00
Irmen de Jong	7844ace934	vm: implementing floating-point	2022-04-29 22:27:02 +02:00
Irmen de Jong	cf50e4f6ec	vm: printing of numbers now via conv module. ... assigning strings now converted to strcopy function call in the compiler ast.	2022-04-23 02:15:51 +02:00
Irmen de Jong	7eea97d741	- floats: remove all floating point builtin functions and move them to the floats module instead	2022-04-22 00:45:54 +02:00
Irmen de Jong	88b55ab93e	vm: add abs() and fix 6502 abs() code.	2022-04-18 21:20:17 +02:00
Irmen de Jong	ee36d47c27	vm: added cmp() and most of the status-branch instructions	2022-04-18 19:59:48 +02:00
Irmen de Jong	7dbff5b9e6	abs: remove support for floats. Use floats.fabs() instead. ... this solves: can't use abs() etc in pipe expression because return type depends on argument type	2022-04-14 00:38:31 +02:00
Irmen de Jong	220246278a	removed sum(), max(), min(). abs() now always returns uword type. ... This greatly simplifies internal handling of builtin functions by always having one fixed return type.	2022-04-14 00:21:16 +02:00
Irmen de Jong	ab1766a559	moved all *integer* builtin trig functions (sin8u, cos8u etc) as regular asmsubs in math module	2022-04-13 00:27:35 +02:00
Irmen de Jong	a2c7273801	vm: use memory load instruction better	2022-04-11 20:55:06 +02:00
Irmen de Jong	a0face4a28	vm: implementing rol/ror	2022-04-09 11:13:49 +02:00
Irmen de Jong	a8cf9f5cc4	vm: syscalls can now return value	2022-04-05 20:46:34 +02:00
Irmen de Jong	1d342cc6af	optimize cx16 textio.setcc()/setcc2()	2022-04-04 22:23:06 +02:00
Irmen de Jong	62b32b2211	todos	2022-04-03 22:56:13 +02:00
Irmen de Jong	3e62ffed0a	x16 r39: optimize diskio.load_raw() to use kernal's headerless load support	2022-04-02 03:26:48 +02:00
Irmen de Jong	037b89f018	x16 r39: tweak kbdbuf_peek() result value	2022-04-01 23:47:09 +02:00
Irmen de Jong	156cf7315c	x16 r39: add new keyboard apis and more vector location definitions	2022-04-01 21:41:38 +02:00