98 Commits

Author	SHA1	Message	Date
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
Irmen de Jong	7936fc5bd8	tiny optimization of negating a register	2021-11-20 21:42:55 +01:00