1016 Commits

Author	SHA1	Message	Date
Irmen de Jong	feb5c8be95	vm: some more peephole optimizations	2022-07-12 19:04:19 +02:00
Irmen de Jong	edf12bec71	improve bool params typecasting, fix compiler crash on abs(floatvar)	2022-07-12 17:52:37 +02:00
Irmen de Jong	ff1fc28287	added immediate value vm logical instructions because these are so common	2022-07-12 16:12:32 +02:00
Irmen de Jong	314398ba4c	added immediate value vm arithmetic instructions because these are so common	2022-07-12 15:21:26 +02:00
Irmen de Jong	840331347b	added a few more vm optimizations and unit tests	2022-07-12 12:42:37 +02:00
Irmen de Jong	6181b12ab8	added -esa option to override the evalstack location, and shift cx16.r0-r15 accordingly	2022-07-11 19:29:04 +02:00
Irmen de Jong	68da661edc	optimize comparison to true/1 into comparison to zero, optimize while/until conditions	2022-07-11 16:42:52 +02:00
Irmen de Jong	88cbb6913d	tweak bool type handling	2022-07-11 14:55:50 +02:00
Irmen de Jong	7a26646e1b	tweak bool type handling	2022-07-11 02:08:12 +02:00
Irmen de Jong	92eb3b0bf6	bool logical testcase	2022-07-09 22:29:38 +02:00
Irmen de Jong	97f90d9684	Merge branch 'master' into bool_type	2022-07-09 22:09:49 +02:00
Irmen de Jong	f91786367f	added maze example	2022-07-09 22:00:46 +02:00
Irmen de Jong	9633c0b07a	added bool to syntax files	2022-07-07 23:30:41 +02:00
Irmen de Jong	1dfa8ee7d8	add ARRAY_BOOL array type	2022-07-07 23:07:30 +02:00
Irmen de Jong	1163543a98	fix bool param lookup problem	2022-07-07 22:23:56 +02:00
Irmen de Jong	bdb7de34be	added several compiler checks against weird boolean type use in expressions	2022-07-07 22:23:56 +02:00
Irmen de Jong	9500fc11ac	document new bool datatype and removal of boolean() conversion function	2022-07-07 22:23:56 +02:00
Irmen de Jong	65daf29acd	fix compiler crash related to word types in certain comparison expressions	2022-07-07 22:23:56 +02:00
Irmen de Jong	298b25cf7d	fix compiler crash on certain typecasting assignment	2022-07-07 22:23:56 +02:00
Irmen de Jong	41f4e22a17	introduce BOOL type	2022-07-07 22:23:56 +02:00
Irmen de Jong	7ff8923569	document -D command	2022-07-06 23:45:41 +02:00
Irmen de Jong	beea6bc794	about bool	2022-07-04 20:26:03 +02:00
Irmen de Jong	fee58e98c5	tiny optimization	2022-07-03 13:05:30 +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	4b336b1853	if passing a subroutine or label name as an uword argument, without &, add the addressof automatically	2022-07-02 23:55:32 +02:00
Irmen de Jong	e1c77ce236	fix pop() name scoping	2022-07-02 23:27:08 +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	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	2eb41a8caf	temporary workaround for code problem around 'not'	2022-07-01 00:38:19 +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	7901ec2a64	"not" no longer in LogicalOperators because it makes assembler generate invalid code somehow	2022-06-30 22:49:27 +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	97cb0cbd08	tweak "not" removal/rewriting	2022-06-30 02:16:30 +02:00
Irmen de Jong	4ca0805de1	bump version	2022-06-29 01:35:14 +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	dc82a0fc16	better not(x) replacement by x==0	2022-06-28 23:50:23 +02:00
Irmen de Jong	435d6f6f3f	vm: and/or/xor/not are all bitwise operations again	2022-06-28 03:17:51 +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