783 Commits

Author	SHA1	Message	Date
Irmen de Jong	ee1c43ca91	improved scanning for return statement in routines that should return a value.	2021-04-21 20:31:29 +02:00
Irmen de Jong	1c2e6f9e4c	lower() and upper() now also return the lenght of the processed string.	2021-04-21 20:21:58 +02:00
Irmen de Jong	dd379430d9	added docs on flexible string character mapping to petscii	2021-04-20 01:22:49 +02:00
Irmen de Jong	42033ebd35	added petscii mappings for ^, _, \, {, } and |	2021-04-19 02:18:55 +02:00
Irmen de Jong	a086d6e009	allow labels also in blocks instead of only in subroutines	2021-04-18 23:03:18 +02:00
Irmen de Jong	c70bbdab26	fixed missing type checking in vardecl initializer values. Fixes #29 ... Also fix wrong assert of 0 const check in assembly gen for if-statement comparisons.	2021-04-18 22:46:21 +02:00
Irmen de Jong	3d956ef554	fix wrong values for register used in array indexing expressions ... added the L/H byte parts of the cx16 virtual registers	2021-04-18 13:53:02 +02:00
Irmen de Jong	329f491c30	fix compiler crash with scoped const vardecls	2021-04-18 01:56:26 +02:00
Irmen de Jong	e93701f50e	fix compiler error when initializing var with memory(...) in block scope instead of subroutine	2021-04-17 15:49:41 +02:00
Irmen de Jong	e680de05ea	workaround for the joystick_get() irq problem	2021-04-15 22:56:52 +02:00
Irmen de Jong	56fec674c5	actually not simplifying if-code generation, leads to larger code at the moment	2021-04-13 00:03:22 +02:00
Irmen de Jong	54d92a027a	fix problems with moving vardecls from inner scope to subroutine scope	2021-04-12 22:53:25 +02:00
Irmen de Jong	0a03c46351	preparing optimization plan for if statements	2021-04-12 02:37:15 +02:00
Irmen de Jong	ae1b62e147	optimized integer comparison expressions some more	2021-04-12 01:23:17 +02:00
Irmen de Jong	8d567f6b06	added cx16.joystick_get2() for convenience api	2021-04-12 01:07:46 +02:00
Irmen de Jong	b1ef09675b	fix compiler crash for some struct/array initialization assignment literals containing not just numbers	2021-04-10 00:28:32 +02:00
Irmen de Jong	2b7b925090	codegen now uses correct machine target's string encoder/decoder. Encoding more robust by checking upper case mapping if lowercase mapping fails.	2021-04-09 23:33:32 +02:00
Irmen de Jong	e0454e95db	warn about for-loop wrapped iteration if loop range is inverted from normal	2021-04-08 22:54:47 +02:00
Irmen de Jong	91e421d961	optimize x % p where p=power-of-2, into just x & (p-1)	2021-04-08 22:21:16 +02:00
Irmen de Jong	c853afe769	fix compiler crash due to certain redundant typecast expressions	2021-04-08 19:45:44 +02:00
Irmen de Jong	1a64cb38d5	fix compiler crash with assigning certain array values as vardecl initializer	2021-04-08 19:21:17 +02:00
Irmen de Jong	ccebd22856	callgraph: mark start() also in use	2021-04-08 02:43:59 +02:00
Irmen de Jong	3dda29781e	changed MEMTOP2 into cx16.numbanks() to query the number of RAM banks installed	2021-04-08 01:05:38 +02:00
Irmen de Jong	a9d297ee31	fix inlining of sub with var that has default initialization	2021-04-08 00:35:02 +02:00
Irmen de Jong	e5ff61f201	allow inlining of subroutines with parameters, and fix inlining of subroutines with variables	2021-04-07 23:38:25 +02:00
Irmen de Jong	bc726c6334	optimized slow evaluation of byte-to-wordarray assignment	2021-04-06 22:50:16 +02:00
Irmen de Jong	123473dfc8	cleanup	2021-04-06 00:16:29 +02:00
Irmen de Jong	d9eccd4fba	set correct rom banks when using floats	2021-04-05 23:21:07 +02:00
Irmen de Jong	5b890847e5	make sure BASIC rom is banked in again when program exits	2021-04-05 23:12:10 +02:00
Irmen de Jong	64c85b9617	fix cx16 rom v39 float changes	2021-04-05 22:54:40 +02:00
Irmen de Jong	374e2b311d	refactoring unused code removal and noModification	2021-04-04 16:36:33 +02:00
Irmen de Jong	49036abbaf	docs	2021-04-04 12:55:29 +02:00
Irmen de Jong	d582d1cc42	fix inlining subroutines multiple times	2021-04-02 21:23:40 +02:00
Irmen de Jong	6fdc733941	inlining subroutines that contain variable declarations is now possible (gives a warning though)	2021-04-02 18:30:32 +02:00
Irmen de Jong	422b390c48	fix ast node duplication/reference bug in certain optimizers	2021-04-02 16:56:52 +02:00
Irmen de Jong	02e12d8575	improvements for inlined subroutines: fix identifier scoping	2021-04-01 23:16:04 +02:00
Irmen de Jong	fe2954ce08	todo	2021-04-01 22:10:04 +02:00
Irmen de Jong	3f30d3aa89	added sys.waitrastborder() for c64	2021-04-01 18:53:16 +02:00
Irmen de Jong	4cae2c56ec	implemented last remaining codegen for word-byte division and remainders.	2021-03-25 22:03:36 +01:00
Irmen de Jong	d840975054	remove unreached error checks	2021-03-25 21:47:05 +01:00
Irmen de Jong	1b14da6c03	compiler warning instead of crash when attempting to assign invalid array value to other array	2021-03-24 22:01:22 +01:00
Irmen de Jong	292640b17a	asmgen: string values cannot be typecasted	2021-03-24 21:49:33 +01:00
Irmen de Jong	112a7b09f2	added codegen for expression that needs the status-flag register result as a value on the stack	2021-03-24 21:42:27 +01:00
Irmen de Jong	af4de6d2fc	replacing complex array indexer expressions moved to BeforeAsmGeneration + use cx16 virtualregister instead of adding temp variables for this	2021-03-23 23:44:14 +01:00
Irmen de Jong	3626828ceb	decided	2021-03-22 01:45:19 +01:00
Irmen de Jong	ca868ae19e	added cx16.vload() (like the VLOAD basic instruction)	2021-03-20 02:39:53 +01:00
Irmen de Jong	11247d52b1	fix bugs in word <= and >= comparisons	2021-03-18 19:20:48 +01:00
Irmen de Jong	9a6bd760bd	fixed issues in uword '>'	2021-03-16 23:40:32 +01:00
Irmen de Jong	00b9766aea	fixed issues in word '>'	2021-03-16 23:22:58 +01:00
Irmen de Jong	b5523c7077	don't optimize with inlining too aggressively (code bloat)	2021-03-16 00:33:15 +01:00