108 Commits

Author	SHA1	Message	Date
Irmen de Jong	feb5c8be95	vm: some more peephole optimizations	2022-07-12 19:04:19 +02:00
Irmen de Jong	ff1fc28287	added immediate value vm logical instructions because these are so common	2022-07-12 16:12:32 +02:00
Irmen de Jong	314398ba4c	added immediate value vm arithmetic instructions because these are so common	2022-07-12 15:21:26 +02:00
Irmen de Jong	840331347b	added a few more vm optimizations and unit tests	2022-07-12 12:42:37 +02:00
Irmen de Jong	6181b12ab8	added -esa option to override the evalstack location, and shift cx16.r0-r15 accordingly	2022-07-11 19:29:04 +02:00
Irmen de Jong	41f4e22a17	introduce BOOL type	2022-07-07 22:23:56 +02:00
Irmen de Jong	b41779bd02	added -D command line option to define symbols in the assembly file	2022-07-06 23:40:36 +02:00
Irmen de Jong	beea6bc794	about bool	2022-07-04 20:26:03 +02:00
Irmen de Jong	965340ff90	logical and/or/xor/not all replaced by bitwise &,|,^,~ (ast, codegens) ... this also fixed some invalid outcomes of logical expressions!	2022-07-02 00:38:17 +02:00
Irmen de Jong	f675dbc726	vm var allocator now also recognises the memory-mapped variables. no longer crashes	2022-06-30 22:09:49 +02:00
Irmen de Jong	4b358abbb7	"not" operator removed from ast and codegen (it's been replaced with x==0 as equivalent)	2022-06-29 01:13:08 +02:00
Irmen de Jong	bb1cda0916	fix: boolean values of terms in logical expressions are now properly evaluated	2022-06-26 23:55:34 +02:00
Irmen de Jong	69f3106062	first vm peephole optimizer	2022-06-22 00:21:06 +02:00
Irmen de Jong	cc174b7b85	added boolean() builtin function and use it to get rid of !=0 comparisons	2022-06-14 23:34:45 +02:00
Irmen de Jong	5a756aaed9	Pipe expression "|>" removed from the language	2022-06-12 18:41:42 +02:00
Irmen de Jong	c6e92ecac4	some code cleanup	2022-06-12 16:15:08 +02:00
Irmen de Jong	710f27afa9	bump library versions	2022-06-09 22:44:17 +02:00
Irmen de Jong	3054a1d32d	api change: removed swap() builtin function (too complex in codegen for little used function)	2022-06-06 16:01:11 +02:00
Irmen de Jong	0a3cd652b0	vm: fix codegen for storing to pointer indexed	2022-06-06 14:18:12 +02:00
Irmen de Jong	1e61d84fd1	vm: fix expression codegen for pointer indexing	2022-06-04 19:32:35 +02:00
Irmen de Jong	3c8c44155d	vm: loadix instruction added for indirect addressing via pointer	2022-06-04 18:07:57 +02:00
Irmen de Jong	2002412026	optimized codegen for pointer indexing (read expressions)	2022-06-04 17:20:17 +02:00
Irmen de Jong	b459b09b2f	vm: fix comparison datatype error; primes.p8 works again	2022-05-24 18:26:07 +02:00
Irmen de Jong	3f5877dbcc	vm: fix array iteration	2022-05-23 21:24:36 +02:00
Irmen de Jong	e659b91c4d	vm: fix storezm/storezx instructions	2022-05-23 21:01:02 +02:00
Irmen de Jong	e09f054058	vm: implemented in-place bit rotate instructions	2022-05-23 20:30:25 +02:00
Irmen de Jong	b646f50265	vm: implemented in-memory bit shift instructions	2022-05-23 20:15:20 +02:00
Irmen de Jong	0a48ef3030	vm: just use new register instead of trying to (ab)use reg 0	2022-05-22 23:38:46 +02:00
Irmen de Jong	ba614801ee	cleanup	2022-05-22 23:11:22 +02:00
Irmen de Jong	26ea1da146	vm: add in-place bitwise or,and,xor	2022-05-20 20:50:27 +02:00
Irmen de Jong	c9e8c7a290	vm: add in-place division	2022-05-19 23:38:16 +02:00
Irmen de Jong	5e4eb92443	vm: add in-place multiply	2022-05-19 23:18:54 +02:00
Irmen de Jong	461b6499ef	vm: add in-place add/sub	2022-05-19 22:54:50 +02:00
Irmen de Jong	c769920b6e	vm: fix signed divide	2022-05-19 22:24:57 +02:00
Irmen de Jong	181b98ef9e	vm: implemented some self-assign instructions	2022-05-18 22:15:42 +02:00
Irmen de Jong	e52d9e3210	vm: split off assignment codegen to its own file	2022-05-17 22:38:31 +02:00
Irmen de Jong	dc6475c91b	vm: fixed non-byte array indexing	2022-05-17 18:53:33 +02:00
Irmen de Jong	4dc9b45297	vm: fixed string comparisons, added missing vm string module	2022-05-13 23:10:13 +02:00
Irmen de Jong	6e31eebfb5	vm: ifElse codegen uses proper branching instructions now	2022-05-12 21:26:17 +02:00
Irmen de Jong	a7df828932	vm: codegen uses INCM/DECM if possible	2022-05-12 19:40:31 +02:00
Irmen de Jong	517cf61d11	vm: limit int instructions to just 2 register args	2022-05-11 22:36:47 +02:00
Irmen de Jong	4be7bc8323	vm: limit float instructions to just 2 register args	2022-05-11 22:09:46 +02:00
Irmen de Jong	74c05d00a9	vm: fix comparison operator codegen for floats	2022-05-11 17:07:21 +02:00
Irmen de Jong	677613d30a	vm: expressiongen: use resultRegister arg instead of allocating new leftResultReg	2022-05-11 15:58:55 +02:00
Irmen de Jong	bacba629a5	vm: use shift-one instructions in codegen	2022-05-11 15:50:51 +02:00
Irmen de Jong	14e36f1362	vm: fix assignment to array	2022-05-11 15:26:54 +02:00
Irmen de Jong	d43ad849d1	vm: actually use the store-zero instructions in codegen	2022-05-11 15:18:36 +02:00
Irmen de Jong	8c4765b386	vm: support non-unary functions in pipe expressions	2022-05-07 20:42:05 +02:00
Irmen de Jong	09d3451d9d	vm: accept %asmbinary (but it is eventually ignored in code execution)	2022-05-05 21:43:31 +02:00
Irmen de Jong	da01a5b4dc	vm: implement float to integer cast, any, all, reverse	2022-05-04 22:08:21 +02:00