247 Commits

Author	SHA1	Message	Date
Irmen de Jong	5b0e1b4f9e	a little rpn refactor	2023-03-17 23:04:56 +01:00
Irmen de Jong	8c0a93779b	added first implementation of RPN 6502 codegen - all via stackeval still	2023-03-17 22:28:22 +01:00
Irmen de Jong	9241479da4	add "-rpn" command line switch to transform exprs to RPN in codegen	2023-03-17 22:28:22 +01:00
Irmen de Jong	8ffca93cd5	added transform routine for expr -> RPN	2023-03-17 22:28:22 +01:00
Irmen de Jong	7fea0c124a	introduce PtRpn node to replace PtBinaryExpression later	2023-03-17 22:28:22 +01:00
Irmen de Jong	c07cd72e85	restored the non=problematic asm optimization steps...	2023-03-14 22:30:50 +01:00
Irmen de Jong	e2c101206c	removed a problematic asm optimization step that could result in dysfunctional code when writing to I/O addresses	2023-03-14 22:14:48 +01:00
Irmen de Jong	ebd9f1471b	fix crash when using const word as pointer and implement 2 missing assign codegen paths	2023-03-11 15:39:03 +01:00
Irmen de Jong	d76547ead4	don't crash on certain undefined symbols, give proper error instead ... Also the error handlers in unit tests now de-duplicate messages just like the compiler itself does	2023-03-11 14:58:41 +01:00
Irmen de Jong	4600772e05	fix pokew mistake	2023-03-11 01:03:34 +01:00
Irmen de Jong	f350137a14	fix array in place assignments ... fixes balls and snow examples amongst others	2023-03-10 04:07:50 +01:00
Irmen de Jong	6c34672549	array in-place assignment problem	2023-03-10 02:02:47 +01:00
Irmen de Jong	c968bacb01	fix pokew() crash with certain address expressions	2023-03-08 23:29:57 +01:00
Irmen de Jong	48fed4e6fb	slight tweak to codegenerator backend interface	2023-03-08 00:14:38 +01:00
Irmen de Jong	fd269453a4	todos	2023-03-04 14:14:01 +01:00
Irmen de Jong	540b3ae2f4	tweak BinaryExpression splitting	2023-02-28 21:45:38 +01:00
Irmen de Jong	d282a2d846	remove cx16.callrom() just use callfar	2023-02-23 23:02:56 +01:00
Irmen de Jong	ba9268a09e	added -varshigh compiler option to move BSS section. ... Documented BSS a bit in the manual.	2023-02-22 22:44:29 +01:00
Irmen de Jong	fb9902c536	avoid const fold loop on const bool thing=true ... fixes #97	2023-02-22 21:27:08 +01:00
Irmen de Jong	5318ba6c6e	shrink evalstack from 2 to 1 page ... c64=$cf00-$cfff, x16: $0700-$07ff	2023-02-21 22:52:04 +01:00
Irmen de Jong	d9e4f39ddc	memset BSS section to zero all at once, less individual var=0 assigns	2023-02-21 00:26:21 +01:00
Irmen de Jong	435b9d8973	get rid of 'noreinit' option for now, because it resulted in unreliable code	2023-02-20 23:29:16 +01:00
Irmen de Jong	0ea70ba656	fix proper initialization of zeropagevars with 'noreinit'	2023-02-20 23:05:27 +01:00
Irmen de Jong	92a07b87d2	clearer	2023-02-20 02:32:36 +01:00
Irmen de Jong	c3c82282ba	reinitGlobals option is clearer than the inverse	2023-02-19 19:09:29 +01:00
Irmen de Jong	adc15c24ef	introduce bss segments	2023-02-19 18:12:37 +01:00
Irmen de Jong	9ca6860ffa	tweak	2023-02-19 15:08:16 +01:00
Irmen de Jong	aaf375a57b	move some utility methods into Pt Ast nodes itself	2023-02-16 22:45:35 +01:00
Irmen de Jong	c59df6ec20	optimize isZpVar	2023-02-16 00:41:20 +01:00
Irmen de Jong	5c3f41f64d	reintroduce explicit PtAugmentedAssign ast node	2023-02-15 22:54:32 +01:00
Irmen de Jong	b95608f68a	new common ICodeGeneratorBackend interface for all code generator classes	2023-02-12 23:52:54 +01:00
Irmen de Jong	f09bcf3fcf	Merge branch 'master' into codegen-on-new-ast	2023-02-12 17:36:18 +01:00
Irmen de Jong	d0b18dec8e	shuffle variable sorting around to attempt smaller compiled programs	2023-02-12 17:34:33 +01:00
Irmen de Jong	75d486b124	fix variable node casting	2023-02-12 17:04:58 +01:00
Irmen de Jong	4914609485	local varnames and fix uninitialized parents	2023-02-12 16:00:58 +01:00
Irmen de Jong	8f904f75bb	Merge branch 'master' into codegen-on-new-ast	2023-02-11 14:40:23 +01:00
Irmen de Jong	549c598f51	variables sorted in asm	2023-02-11 14:35:56 +01:00
Irmen de Jong	ed68d604d6	fix break as indirect jump ... fix subroutine param scoped name	2023-02-11 01:21:27 +01:00
Irmen de Jong	30d20a453b	tweak SymbolTable and fix its unittest	2023-02-09 22:58:21 +01:00
Irmen de Jong	fe29d8a23f	tweak codegen of inline sub	2023-02-09 21:59:09 +01:00
Irmen de Jong	694d088160	some cleanups about asmsub return registers and types	2023-02-09 03:19:57 +01:00
Irmen de Jong	6aabbffc62	some cleanups	2023-02-09 02:34:18 +01:00
Irmen de Jong	c75b1581d2	lookup via new ST	2023-02-05 01:15:23 +01:00
Irmen de Jong	109e118aba	fix sub return register	2023-02-03 21:16:44 +01:00
Irmen de Jong	201b77d5b6	boolean vs byte cast fixing, and pointervar error	2023-02-02 00:57:20 +01:00
Irmen de Jong	a5ca08f33d	fix popCpuStack to load values into asmsub register params	2023-02-01 22:00:37 +01:00
Irmen de Jong	988a3e4446	group the three Pt nodes that represent a variable in the p8 source under single interface IPtVariable	2023-01-31 23:29:15 +01:00
Irmen de Jong	0f5cd22bb7	more codegen fixes	2023-01-31 22:57:26 +01:00
Irmen de Jong	2f5bed36b3	remove bool to ubyte typecasts	2023-01-31 01:25:44 +01:00
Irmen de Jong	5b6534bb28	fix symbol lookup in new ast and minor codegen errors	2023-01-31 00:18:21 +01:00