1859 Commits

Author	SHA1	Message	Date
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	0a568f2530	fix the check of double-defined subroutine variables	2021-11-28 12:52:32 +01:00
Irmen de Jong	c52aa648c0	use an AnonymousScope to contain GoSub changes instead of adding separate statements	2021-11-28 12:09:13 +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	c838821615	refactor fuction arguments codegen a bit	2021-11-27 21:14:21 +01:00
Irmen de Jong	8b4ac7801f	fix sys.push() signature for c64	2021-11-27 20:18:41 +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	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	110e047681	replace subroutine calls (statement) by GoSub	2021-11-26 19:47:01 +01:00
Irmen de Jong	17d403d812	Merge branch 'ref-subroutine-param' into v7.4-dev ... # Conflicts: # compilerAst/src/prog8/ast/AstToplevel.kt	2021-11-26 01:12:14 +01:00
Irmen de Jong	0a53bd4956	fix parameter name conflict	2021-11-26 01:01:59 +01:00
Irmen de Jong	e52d05c7db	fix some scoping related symbol lookup issues, clarified scoping rules in docs	2021-11-23 23:43:23 +01:00
Irmen de Jong	b00db4f8a2	no longer report unknown type errors as well for unknown symbols, ... added a bunch more unit tests for symbol scoping rules	2021-11-23 22:45:57 +01:00
Irmen de Jong	0c2f30fd45	links to 6502 bresenham line algorithms	2021-11-23 21:51:18 +01:00
Irmen de Jong	e08871c637	oops! replace phx/plx 65C02 (cx16) instructions by 6502 (c64) compatible alternative. ... Couldn't assemble code that used some of the routines in conv on c64 before...	2021-11-22 21:02:43 +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	0e2e5ffa52	fix parameter name conflict	2021-11-21 22:12:35 +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	dde4c751da	version 7.4-dev	2021-11-21 03:28:13 +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	107935ed31	add some more const folding patterns	2021-11-20 22:47:49 +01:00
Irmen de Jong	adfaddbcf4	give a nicer error when given a wrong compilation target.	2021-11-20 18:30:55 +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	87600b23db	fix constvalue parent linkage for prefix and typecast	2021-11-20 00:20:35 +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	fa4c83df6b	added 3 tests for discovered problems	2021-11-18 23:55:20 +01:00
Irmen de Jong	42c8720e8b	fix float rounding tests	2021-11-18 22:54:49 +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	fa11a6e18b	removed faulty and too aggressive assembly optimization of double-store	2021-11-18 01:43:22 +01:00
Irmen de Jong	4c82af36e6	fix improperly changed behavior about =0 initializer	2021-11-18 00:17:22 +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	2e0450d7ed	fix bug where variable=0 initializer was forgotten if vardecl is followed by an augmented assignment	2021-11-17 22:31:43 +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	5fd83f2757	version 7.3	2021-11-14 22:55:13 +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