1219 Commits

Author	SHA1	Message	Date
Irmen de Jong	9ecf95b075	fix syntaxerror in const processing of ranges if it contained variables	2021-11-29 23:36:41 +01:00
Irmen de Jong	7748c261da	rsave/rrestore moved from sys to builtin function to solve the stack related problem when calling it as a regular subroutine	2021-11-29 23:13:04 +01:00
Irmen de Jong	a2db44f80c	also consider Y register for clobber check for functioncall arguments	2021-11-29 22:09:05 +01:00
Irmen de Jong	b438d8aec0	fix invalid range size check when stepval is not a positive integer	2021-11-29 02:01:19 +01:00
Irmen de Jong	4ac169b210	formatting	2021-11-29 01:25:21 +01:00
Irmen de Jong	cafab98d10	correction	2021-11-28 18:59:36 +01:00
Irmen de Jong	32068a832a	split some additional binary expressions to avoid stack-based evaluation	2021-11-28 18:27:28 +01:00
Irmen de Jong	47c2c0376a	added some cpu stack related assembly-level optimizations	2021-11-28 17:27:01 +01:00
Irmen de Jong	f0dadc4a43	optimize 1-arg functioncalls	2021-11-28 16:55:10 +01:00
Irmen de Jong	960b60cd2d	tweak	2021-11-28 14:06:12 +01:00
Irmen de Jong	d6abd72e55	fix push() of signed values	2021-11-28 13:01:46 +01:00
Irmen de Jong	0a568f2530	fix the check of double-defined subroutine variables	2021-11-28 12:52:32 +01:00
Irmen de Jong	3d23b39f4c	moved A to the end of the param list to avoid having to store its value	2021-11-28 04:03:18 +01:00
Irmen de Jong	f3a4048ebf	improved setting Carry bit as asmsub parameter	2021-11-28 03:31:32 +01:00
Irmen de Jong	1b07637cc4	better error checking for wrong pop()	2021-11-28 02:49:18 +01:00
Irmen de Jong	68b75fd558	fix: also allow pass-by-reference arguments to builtin functions that accept UWORD (adds implicit type cast)	2021-11-28 02:34:53 +01:00
Irmen de Jong	7c5ec1853d	nice error message if pop() argument is wrong	2021-11-28 02:20:35 +01:00
Irmen de Jong	e8f4686430	undid failed attempt of using sys.push/sys.pop for stack args - now using new push(), pushw(), pop(), popw() builtin functions	2021-11-28 01:22:40 +01:00
Irmen de Jong	02348924d0	failed attempt of using sys.push/pop for stack args	2021-11-27 23:52:47 +01:00
Irmen de Jong	69dcb4dbda	fix reporting of (not) unused code after GoSub jump	2021-11-27 21:22:34 +01:00
Irmen de Jong	c838821615	refactor fuction arguments codegen a bit	2021-11-27 21:14:21 +01:00
Irmen de Jong	e8e25c6fd6	added sys.push() and sys.pop() to put values on cpu stack. Added missing builtin functions to syntax-files.	2021-11-27 18:09:15 +01:00
Irmen de Jong	62485b6851	allow assigns to asmsub parameters (registers), but this is not very useful in practice.	2021-11-27 15:41:44 +01:00
Irmen de Jong	54025d2bf5	small refactor and spelling fixes	2021-11-27 14:49:18 +01:00
Irmen de Jong	f5ebf79e71	make sure X register is also saved if needed when GoSub is used	2021-11-26 22:11:52 +01:00
Irmen de Jong	58d9c46a9b	got rid of old makeScopedName routine	2021-11-26 20:56:30 +01:00
Irmen de Jong	e4648e2138	proper rounding of builtin functions that return int from float	2021-11-26 20:32:12 +01:00
Irmen de Jong	110e047681	replace subroutine calls (statement) by GoSub	2021-11-26 19:47:01 +01:00
Irmen de Jong	ff715881bc	allow scoped identifiers to reference a subroutine parameter directly. ... also for asmsubroutines, but the asm generation for that is not yet done.	2021-11-21 23:21:39 +01:00
Irmen de Jong	8095c4c155	added GoSub node (internal use only later for calling subroutines)	2021-11-21 16:23:48 +01:00
Irmen de Jong	8887e6af91	fix substituting 0 only if its actually the same variable that's substituted	2021-11-21 12:34:57 +01:00
Irmen de Jong	3c39baf1d6	don't optimize seemingly redundant assembly instructions away that manipulate IO memory space	2021-11-21 03:24:03 +01:00
Irmen de Jong	c0035ba1a2	char encodings now use UByte type instead of short	2021-11-21 00:07:17 +01:00
Irmen de Jong	107935ed31	add some more const folding patterns	2021-11-20 22:47:49 +01:00
Irmen de Jong	31491c62c5	add some more const folding patterns	2021-11-20 22:40:12 +01:00
Irmen de Jong	eacf8b896a	fix augmentable check to align with what the asmgen understands	2021-11-20 22:06:51 +01:00
Irmen de Jong	74db5c6be7	fix referencesIdentifier() and better removal of unnecessary assignments	2021-11-20 17:41:41 +01:00
Irmen de Jong	8f379e2262	give an error when initializing an integer var with a float value instead of silently rounding	2021-11-18 01:56:11 +01:00
Irmen de Jong	fa11a6e18b	removed faulty and too aggressive assembly optimization of double-store	2021-11-18 01:43:22 +01:00
Irmen de Jong	6af3209d4d	add more const foldings	2021-11-17 00:57:00 +01:00
Irmen de Jong	5d362047e2	add some more comparison expression optimizations to compare against 0 if possible	2021-11-17 00:04:52 +01:00
Irmen de Jong	f48d6ca9f8	simplified NumericLiteral to always just contain a Double instead of a Number for the value	2021-11-16 23:52:54 +01:00
Irmen de Jong	c80df4140b	until-loop condition now also simplified to avoid stack-eval	2021-11-14 22:51:02 +01:00
Irmen de Jong	53e1729e2f	introduce option to use internal scratch variables via prog8_lib definitions (ony for compiler, not for user code!)	2021-11-14 16:01:54 +01:00
Irmen de Jong	ab2d1122a9	conditional expressions are optimized more intelligently (simple ones are not split off in separate assignments)	2021-11-14 12:38:56 +01:00
Irmen de Jong	c858ceeb58	compiler shouldn't use cx16.r15 as temp var	2021-11-14 02:38:59 +01:00
Irmen de Jong	00c6f74481	tweak temp float	2021-11-13 12:56:59 +01:00
Irmen de Jong	2177ba0ed2	added signed versions of the cx16 virtual registers	2021-11-13 02:42:21 +01:00
Irmen de Jong	75a06d2a40	preparing for more optimizations	2021-11-12 02:17:37 +01:00
Irmen de Jong	53ac11983b	better unused variable removal	2021-11-11 03:03:21 +01:00