99 Commits

Author	SHA1	Message	Date
Irmen de Jong	c55fdd9834	removed special code generation for while and util expression (replaced by jumps) ... also added exhaustive parent node checker in validation step	2021-12-27 02:04:28 +01:00
Irmen de Jong	4da4f96669	lower code: break -> goto after (simplifies codegen)	2021-12-25 22:30:38 +01:00
Irmen de Jong	1462c57d0c	no need for intermediary returnvalue var for prefix expressions	2021-12-16 21:00:38 +01:00
Irmen de Jong	3cf9b9d9a5	code size optimization: subroutine calls with 2 byte arg will pass it via A/Y registers instead of separate param assignments at every call site	2021-12-16 01:48:22 +01:00
Irmen de Jong	629117e594	code size optimization: subroutine calls with 1 int arg will pass it via register instead of separate param assignment at every call site	2021-12-16 00:56:59 +01:00
Irmen de Jong	08f87c321f	fixed capitalization of operator sets to be consistent with other sets names	2021-12-15 23:43:14 +01:00
Irmen de Jong	1e9d249f71	fixed output of float values in cmp instructions	2021-12-13 00:17:59 +01:00
Irmen de Jong	a7b5949e6a	fix compiler crash when using a gosub/subroutinecall in a branch statement	2021-12-11 15:11:16 +01:00
Irmen de Jong	75ea453bf4	fix asm code optimization problem caused in previous release where asm file is not read back in separate lines anymore	2021-12-10 15:37:53 +01:00
Irmen de Jong	e342311bef	fix wrong code for inplace modification of a pointervariable's memory value	2021-12-10 14:48:53 +01:00
Irmen de Jong	d8d56b195f	comments	2021-12-09 21:13:13 +01:00
Irmen de Jong	84f75f4156	tweaked some more .getOrElse	2021-12-06 21:22:00 +01:00
Irmen de Jong	ff69da3fa2	error when 'else' choice in when statemetn isn't the last one, also generate slightly better code for when statements	2021-12-05 21:54:46 +01:00
Irmen de Jong	b6fe40ada4	fix: cx16.r0 now properly treated as zeropage var on cx16 so @(cx16.r0) won't copy it to temp var anymore	2021-12-05 21:21:41 +01:00
Irmen de Jong	0018dc6ce7	refactor machinedefinition	2021-12-04 19:07:19 +01:00
Irmen de Jong	c92f914081	gradle build settings tweak to avoid jdk version conflict	2021-12-04 18:36:47 +01:00
Irmen de Jong	0498444ef2	moved all unit tests into single project to avoid dependency issues	2021-12-04 18:20:22 +01:00
Irmen de Jong	397f98513b	optimize loading A from pointervar	2021-12-04 05:36:48 +01:00
Irmen de Jong	e545ea9504	fix and optimize storing A into pointervar	2021-12-04 04:43:58 +01:00
Irmen de Jong	b867d8f731	cleanups	2021-12-04 01:03:51 +01:00
Irmen de Jong	c3144a20db	spacing	2021-12-02 00:10:06 +01:00
Irmen de Jong	df997e5d3b	don't write the asm file twice	2021-11-30 03:47:57 +01:00
Irmen de Jong	ea0fe8d3d2	PrefixExpression doesn't cause clobber risk	2021-11-30 02:32:37 +01:00
Irmen de Jong	2560042ac7	fix compiler crashes on in-place operations on cx16 registers or invalid signed types	2021-11-30 02:27:37 +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	45b8762188	use inc/ina instead of adc	2021-11-29 00:07:15 +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	d6abd72e55	fix push() of signed values	2021-11-28 13:01:46 +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	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	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	66d5490702	just added missing FAC2 assign possibility	2021-11-26 21:34:00 +01:00
Irmen de Jong	42fe052f9f	got rid of old getScopedSymbolNameForTarget routine	2021-11-26 21:09:29 +01:00
Irmen de Jong	58d9c46a9b	got rid of old makeScopedName routine	2021-11-26 20:56:30 +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	787e35c9f3	asm optimizer can now also see of a symbol reference if it is in IO space or not (to a certain extent), so that these instructions are no longer optimized away	2021-11-21 13:12:51 +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	b292124f3c	replaced many short/int values by unsigned types if appropriate	2021-11-21 00:55:56 +01:00
Irmen de Jong	c0035ba1a2	char encodings now use UByte type instead of short	2021-11-21 00:07:17 +01:00