61 Commits

Author	SHA1	Message	Date
Irmen de Jong	7b54aa0c7d	more consistent naming of the statement classes	2021-12-28 13:56:47 +01:00
Irmen de Jong	6e11b8ada1	GoSub no longer inherits from Jump node, fixes subtle ast/codegen bugs related to jsrs	2021-12-28 01:55:13 +01:00
Irmen de Jong	1c7c4fc3b0	optimized if-goto codegeneration	2021-12-28 00:42:00 +01:00
Irmen de Jong	97e84d0977	tweak if statement handling	2021-12-27 15:04:25 +01:00
Irmen de Jong	9906b58818	tweak while desugaring, moved postfixexpr optimizations to VariousCleanups regardless of optimizer setting because asmgen requires these for conditional expressions	2021-12-27 12:41:26 +01:00
Irmen de Jong	4da4f96669	lower code: break -> goto after (simplifies codegen)	2021-12-25 22:30:38 +01:00
Irmen de Jong	a090fe3834	no compiler optimizer crash on certain missing symbol	2021-12-23 23:51:21 +01:00
Irmen de Jong	e051e09c1d	trim down number of warnings a bit	2021-12-17 20:21:14 +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	08f87c321f	fixed capitalization of operator sets to be consistent with other sets names	2021-12-15 23:43:14 +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	3d743a1ba1	added more constfolding	2021-12-09 23:32:48 +01:00
Irmen de Jong	abca618008	added more constfolding	2021-12-09 23:12:12 +01:00
Irmen de Jong	0d2c3901a3	added more constfolding	2021-12-09 22:12:31 +01:00
Irmen de Jong	d8d56b195f	comments	2021-12-09 21:13:13 +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	e545ea9504	fix and optimize storing A into pointervar	2021-12-04 04:43:58 +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	45b8762188	use inc/ina instead of adc	2021-11-29 00:07:15 +01:00
Irmen de Jong	9256f910f0	rollback binexpr splitting, caused slowdowns	2021-11-28 18:50:05 +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	69dcb4dbda	fix reporting of (not) unused code after GoSub jump	2021-11-27 21:22:34 +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	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	2491509c6a	add assignment optimization X=value-X --> X=-X ; X+=value (to avoid need of stack-evaluation)	2021-11-20 23:43:10 +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	74db5c6be7	fix referencesIdentifier() and better removal of unnecessary assignments	2021-11-20 17:41:41 +01:00
Irmen de Jong	f9399bcce7	r=(q+r)-c and r=q+(r-c) are now both also 'augmentable', and BinExprSplitter doesn't check for associativeOperator anymore	2021-11-20 02:03:32 +01:00
Irmen de Jong	cedfb17b18	fix too aggressive removal of vars that weren't completely unused	2021-11-19 22:49:35 +01:00
Irmen de Jong	b334d89715	refactor and fix the way memory addresses are checked to be in IO space or regular ram	2021-11-18 22:47:58 +01:00
Irmen de Jong	4f5d36a84d	optimization added: bitwise operations with a negative constant number -> replace the number by its positive 2 complement	2021-11-18 02:51:42 +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	dafa0d9138	fix compiler crash bug due to reused ast expression nodes. Now all (relevant) Nodes have a copy() function to make a clone.	2021-11-17 23:05:59 +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	1f60a2d8b9	comments	2021-11-15 01:30:12 +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	f0f52b9166	optimize typecasted binary expression to avoid even more estack use. also fix wrong parent crash in removal of unused variable's assignments.	2021-11-13 14:22:37 +01:00
Irmen de Jong	53ac11983b	better unused variable removal	2021-11-11 03:03:21 +01:00
Irmen de Jong	1fbbed7e23	remove unittest machinery from modules that don't have tests	2021-11-07 17:34:14 +01:00
Irmen de Jong	f4c4ee78d9	re-use global returnvalue temp var instead of duplicating it in every subroutine that needs it	2021-11-07 14:19:21 +01:00
Irmen de Jong	23961f695d	fixed some parse tree node position end-columns. cleanup some todo's	2021-11-05 22:48:28 +01:00