716 Commits

Author	SHA1	Message	Date
Irmen de Jong	b73da4ed02	some more obvious optimizations for X+X and X-X	2020-03-31 23:54:01 +02:00
Irmen de Jong	267adb4612	doc	2020-03-29 03:06:51 +02:00
Irmen de Jong	05c73fa8bc	version	2020-03-28 17:06:59 +01:00
Irmen de Jong	bed34378be	doc	2020-03-28 14:24:00 +01:00
Irmen de Jong	fffe36e358	fix bresenham line	2020-03-28 13:42:24 +01:00
Irmen de Jong	0af5582ca7	fix compiler crash for undefined symbol in expression	2020-03-27 23:09:46 +01:00
Irmen de Jong	4108a528e1	proepr compiler error when there's no main module	2020-03-26 23:22:01 +01:00
Irmen de Jong	ab7d7c2907	fix comparison of memory expressions (this error prevented some optimizations)	2020-03-26 22:59:42 +01:00
Irmen de Jong	152888ee93	fix direcetmemoryread invalid asm	2020-03-26 22:46:05 +01:00
Irmen de Jong	22f8f4f359	fixed memory pointer access asm code for direct reads and direct assignments	2020-03-26 19:20:39 +01:00
Irmen de Jong	b734dc44fd	fix invalid assembly for @(address)++/--	2020-03-26 01:13:20 +01:00
Irmen de Jong	fab224f509	fix compiler crashing with invalid array initializer built from single integer	2020-03-25 01:23:54 +01:00
Irmen de Jong	a335ba519a	fix warnings about unreachable code	2020-03-24 22:37:42 +01:00
Irmen de Jong	8805693ed2	cleaned up the way return statements are added to avoid code falling through in/out of subroutines	2020-03-24 22:02:50 +01:00
Irmen de Jong	f2bb238e9b	cleaned up various ast checks/mutations	2020-03-24 19:37:54 +01:00
Irmen de Jong	131fe670a4	optimized scroll routines by removing needless twin loops	2020-03-24 17:33:47 +01:00
Irmen de Jong	11e9539416	smooth scroll	2020-03-24 02:42:32 +01:00
Irmen de Jong	3881ebe429	begun skramble clone	2020-03-24 01:47:02 +01:00
Irmen de Jong	bcc75732e9	optimize asm jsr+rts into jmp	2020-03-23 23:51:27 +01:00
Irmen de Jong	50a85ee6b0	attempt to optimize asm for bitshifts more.	2020-03-23 22:59:29 +01:00
Irmen de Jong	2c7424fd43	fix: datatype mismatch in optimized bitshift const value	2020-03-23 22:35:23 +01:00
Irmen de Jong	7426587c38	fix: add proper return statement type cast if needed, now also for non constant values	2020-03-23 19:49:11 +01:00
Irmen de Jong	1f39749a5e	tweak bitshift asm	2020-03-23 17:35:58 +01:00
Irmen de Jong	ca63051c71	replaced todo's that aren't real todo's with regular exception	2020-03-23 13:00:44 +01:00
Irmen de Jong	6dd44aaf0d	compiler main cleanup	2020-03-23 02:54:04 +01:00
Irmen de Jong	f89457ba68	fixed var initialization bug in anonymous scopes	2020-03-23 02:09:30 +01:00
Irmen de Jong	0c561d8528	fixed subroutine parameter value issue	2020-03-23 00:13:46 +01:00
Irmen de Jong	8bfa2c4c02	proper initialization of block-level global variables	2020-03-22 22:47:05 +01:00
Irmen de Jong	f0d4c3aba9	moved initialvalues to asmgen, fixed sgn bug and internal float 0.0 variable disappearing bug	2020-03-22 18:17:12 +01:00
Irmen de Jong	3a99115070	Initial variable values semantics changed: now always sets value at program (re)start (except strings/arrays). ... This may change later by introducing a compiler option to choose a strategy, perhaps.	2020-03-22 15:12:26 +01:00
Irmen de Jong	7232134931	fix some compiler errors	2020-03-22 13:47:13 +01:00
Irmen de Jong	954e911eb3	optimized zeros array initializer	2020-03-22 02:58:51 +01:00
Irmen de Jong	63c073c93f	got rid of the Simulator / AST VM	2020-03-22 02:50:34 +01:00
Irmen de Jong	78feef9d59	simplified handling of initial vardecl values in codegeneration	2020-03-22 02:45:42 +01:00
Irmen de Jong	4fbdd6d570	fix ubyte number print bug for 100-109 and 200-209 missing the tens digit	2020-03-22 01:49:05 +01:00
Irmen de Jong	4929c198ba	tweak error reporting, expanded lines and circles example	2020-03-22 00:43:46 +01:00
Irmen de Jong	9409f17372	bugfixes in new optimization routines	2020-03-21 23:09:18 +01:00
Irmen de Jong	43781c02d0	tweaked ast modifications	2020-03-21 18:42:40 +01:00
Irmen de Jong	824f06e17f	new var init values	2020-03-21 14:54:19 +01:00
Irmen de Jong	270ea54ff7	now properly compile assignment of struct literal value to struct variable (outside of vardecl)	2020-03-21 00:57:20 +01:00
Irmen de Jong	771ac7aba7	error when struct literal value element count doesn't match struct members in assignment	2020-03-20 23:14:03 +01:00
Irmen de Jong	511b47bac4	fix compiler crash when initializing struct var with something other than a struct literal	2020-03-20 22:48:33 +01:00
Irmen de Jong	f265199fbe	replaced typecastsAdder with version based on astwalker	2020-03-20 22:28:18 +01:00
Irmen de Jong	a191ec71a4	this is not modifying the ast	2020-03-19 23:16:58 +01:00
Irmen de Jong	82dce2dd53	added Foreverloop statement to the ast simulator	2020-03-19 22:45:27 +01:00
Irmen de Jong	29ac160811	applying new astwalker for modifications	2020-03-19 22:40:49 +01:00
Irmen de Jong	5e50ea14f8	applying new astwalker for modifications	2020-03-19 21:30:01 +01:00
Irmen de Jong	40e6091506	new astvisitor tryout	2020-03-19 00:01:57 +01:00
Irmen de Jong	0ee4d420b1	slight tweaks on the Ast, Program (the top level) is now a Node as well	2020-03-18 22:29:30 +01:00
Irmen de Jong	6c23ae14ab	ver	2020-03-15 01:37:01 +01:00