Commit Graph

115 Commits

Author SHA1 Message Date
Irmen de Jong
4644c9b621 got rid of GoSub ast node and codegen complexity related to that.
sometimes programs get smaller, sometimes bigger.
2022-08-07 03:24:20 +02:00
Irmen de Jong
00b717cde8 tweak 2022-08-04 18:35:10 +02:00
Irmen de Jong
046dceb5c2 added optimized case for signed division by 2 2022-07-24 13:59:35 +02:00
Irmen de Jong
dcc1f00048 fix rounding errors in signed divide by power-of-two
The optimized bit-shifting division is removed (for now)
2022-07-24 12:34:55 +02:00
Irmen de Jong
f2d27403c5 add string.endswith() to efficiently test for a suffix without copying
add string.startswith() to efficiently test for string prefix without copying
2022-07-21 00:38:30 +02:00
Irmen de Jong
5189eaca36 move the vm unit tests to codeGenVirtual module and remove virtualmachine dependency in the compiler module 2022-07-17 12:56:22 +02:00
Irmen de Jong
a07c52e112 conv.any2uword / conf.hex2uword can now deal with iso lower and upper case letters as well. 2022-07-17 02:39:40 +02:00
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