Commit Graph

368 Commits

Author SHA1 Message Date
Irmen de Jong
c0887b5f08 removed 'continue' statement to be able to generate more optimized loop assembly code. started with for loop optimizations 2020-08-17 19:22:29 +02:00
Irmen de Jong
fbe3ce008b slight expression rewrite in case of certain in-place assignments, to try to get the in-place variable operand to the leftmost position 2020-07-30 01:30:21 +02:00
Irmen de Jong
7ac6c8f2d1 todo related to in-place assignment 2020-07-27 00:32:59 +02:00
Irmen de Jong
fdfbb7bdf0 improved call arguments type check 2020-07-27 00:28:48 +02:00
Irmen de Jong
1c16bbb742 tweaks for string handling as arguments 2020-07-27 00:12:27 +02:00
Irmen de Jong
402827497e fix float array assignment 2020-07-26 23:32:20 +02:00
Irmen de Jong
d32a970101 partly optimize assignments so that simple increments and decrements can be done via separate statements (postincrdecr) 2020-07-26 19:22:12 +02:00
Irmen de Jong
3c55719bf1 finalize repeat asmgen 2020-07-26 01:32:27 +02:00
Irmen de Jong
af8279a9b9 empty for loops are removed 2020-07-25 22:54:50 +02:00
Irmen de Jong
c38508c262 introduced repeat loop. repeat-until changed to do-util.
forever loop is gone (use repeat without iteration count).
struct literal is now same as array literal [...] to avoid parsing ambiguity with scope blocks.
2020-07-25 16:56:34 +02:00
Irmen de Jong
a70276c190 use indexOfFirst. Also avoid initializing a for loop variable twice in a row. 2020-07-25 14:44:24 +02:00
Irmen de Jong
0c461ffe2e removed Register expression (directly accessing cpu register) 2020-07-25 14:14:24 +02:00
Irmen de Jong
71e678b382 fixed possible register subroutine arg clobbering 2020-07-04 17:05:36 +02:00
Irmen de Jong
3050156325 reverted subroutine inlining, it was a mistake 2020-07-04 01:02:36 +02:00
Irmen de Jong
b6e2b36692 refactor 2020-07-03 23:37:38 +02:00
Irmen de Jong
c07907e7bd fixed missing shifts codegen 2020-07-02 21:28:48 +02:00
Irmen de Jong
a999c23014 simple subroutine inlining added 2020-06-27 17:03:03 +02:00
Irmen de Jong
ee2ba5f398 some more optimizations for swap() function call asm code generation 2020-06-17 22:40:57 +02:00
Irmen de Jong
cb9825484d some more optimized in-array assignments codegeneration 2020-06-17 21:41:38 +02:00
Irmen de Jong
76cda82e23 v2.2 2020-06-16 01:43:44 +02:00
Irmen de Jong
52f0222a6d Got rid of old Ast transformer Api, some compiler error fixes 2020-06-16 01:25:49 +02:00
Irmen de Jong
75ccac2f2c refactoring last of old Ast modification Api 2020-06-16 00:36:02 +02:00
Irmen de Jong
5c771a91f7 refactoring last of old Ast modification Api 2020-06-14 16:56:48 +02:00
Irmen de Jong
b5086b6a8f refactoring last of old Ast modification Api 2020-06-14 03:17:42 +02:00
Irmen de Jong
235610f40c refactored StatementOptimizer 2020-06-14 02:41:23 +02:00
Irmen de Jong
ffd8d9c7c1 more assignment expression optimizations 2020-06-04 22:57:32 +02:00
Irmen de Jong
c66fc8630c fixed missing repeated constant folding in expression optimization 2020-06-04 20:22:37 +02:00
Irmen de Jong
9ca1c66f2b added some optimizations for >= 0 and <0 comparisons for integers 2020-06-04 01:43:37 +02:00
Irmen de Jong
33647a29d0 be smarter about certain implicit type casts 2020-06-03 23:55:41 +02:00
Irmen de Jong
3280993e2a stricter type checking in assignments (less implicit typecasts) 2020-06-02 22:36:57 +02:00
Irmen de Jong
295e199bfa optimized asm output for unneeded typecasts, fixed parent node linking issues with replaceChildNode, Assignment aug_op field is now mutable to avoid having to recreate many Assignment nodes 2020-04-09 00:12:50 +02:00
Irmen de Jong
e4fe1d2b8d attempts to optimize in-place assignments 2020-04-08 03:11:38 +02:00
Irmen de Jong
b8b9244ffa merged AddressOfInserter into StatementReorderer 2020-04-06 15:23:54 +02:00
Irmen de Jong
ed54cf680a fixed ast parent link bug in AstWalker, rewrote StatementReorderer using new API, when labels are sorted. 2020-04-06 14:31:02 +02:00
Irmen de Jong
a6bee6a860 some slight tweaks to asm for setting float value in array 2020-04-03 22:44:10 +02:00
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
bfe9f442e6 balloon 2020-03-28 17:06:17 +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
5f3a9e189a doc 2020-03-26 01:20:04 +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
2f05ebb966 bitmap lines and circles 2020-03-25 01:07:42 +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
bcc75732e9 optimize asm jsr+rts into jmp 2020-03-23 23:51:27 +01:00
Irmen de Jong
1f39749a5e tweak bitshift asm 2020-03-23 17:35:58 +01:00
Irmen de Jong
f89457ba68 fixed var initialization bug in anonymous scopes 2020-03-23 02:09:30 +01:00
Irmen de Jong
efef205fcf doc 2020-03-23 01:24:54 +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
78feef9d59 simplified handling of initial vardecl values in codegeneration 2020-03-22 02:45:42 +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
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
6c23ae14ab ver 2020-03-15 01:37:01 +01:00
Irmen de Jong
835555171e fix function call arg type mismatch crash 2020-03-15 00:50:59 +01:00
Irmen de Jong
68ce4a1bf0 labels are now prefixed with underscore in assembly to fix undefined symbol errors from the assembler 2020-03-15 00:23:54 +01:00
Irmen de Jong
baf5d3041a cleanup of error reporting 2020-03-14 23:15:44 +01:00
Irmen de Jong
a326ffa00a added warning about sgn() of unsigned type 2020-03-14 21:09:34 +01:00
Irmen de Jong
91d9559f79 avoid pulling in the dbus libraries for now 2020-03-14 14:40:39 +01:00
Irmen de Jong
1382728bd2 warning about unreachable code after a return statement
added some dbus experiments for future compilation service
2020-03-14 13:12:01 +01:00
Irmen de Jong
0422ad080a added exit function to astvm simulator 2020-03-13 02:44:01 +01:00
Irmen de Jong
b182f7e693 optimizer removes unreachable code following call to exit() 2020-03-13 02:31:53 +01:00
Irmen de Jong
e6be428589 compiler warning for unreachable code following a call to exit() 2020-03-13 02:21:37 +01:00
Irmen de Jong
85c7f8314b added exit(rc) builtin function to immediately exit the program with a return code in A register 2020-03-13 02:08:18 +01:00
Irmen de Jong
796d07a7f8 fix crash in asm code generated for bitshift operation with memory address operand 2020-03-13 01:26:53 +01:00
Irmen de Jong
5f1ec80ae0 improved array literal datatype handling, fixed some datatype compiler errors related to this 2020-03-12 01:10:19 +01:00
Irmen de Jong
fbecedaf41 added error for unsupported sort(floatarray) 2020-03-11 23:33:06 +01:00
Irmen de Jong
aa36acd65a implemented reverse(floatarray) builtin function 2020-03-11 23:18:03 +01:00
Irmen de Jong
8d1a4588d3 added 'downto' range expression 2020-03-11 20:59:14 +01:00
Irmen de Jong
772e48105e fixed some type cast compiler errors in for loops 2019-08-26 23:38:59 +02:00
Irmen de Jong
89d469e77e examples 2019-08-25 00:46:46 +02:00
Irmen de Jong
59a43889a5 examples 2019-08-25 00:24:00 +02:00
Irmen de Jong
5e854c2cf8 more forloop asm 2019-08-24 21:26:29 +02:00
Irmen de Jong
8eff51904e taking down the heapvalue mess further 2019-08-21 00:29:31 +02:00
Irmen de Jong
c717f4573d taking down the heapvalue mess further 2019-08-20 23:02:13 +02:00
Irmen de Jong
8c3b43f3ed taking down the heapvalue mess 2019-08-19 22:28:41 +02:00
Irmen de Jong
0f1485f30b added sorted, sgn, reverse to the AstVm 2019-08-18 16:39:08 +02:00
Irmen de Jong
4ce93b5d9d restored proper compiler error when trying to modify a constant 2019-08-18 14:05:20 +02:00
Irmen de Jong
fb0d7a1908 some array literals weren't put on the heap 2019-08-18 13:46:13 +02:00
Irmen de Jong
bb7b063757 revert inline var declaration in for loops 2019-08-18 03:16:23 +02:00
Irmen de Jong
c495f54bbb don't fall-through into nested subroutine 2019-08-18 02:33:42 +02:00
Irmen de Jong
1cc1f2d91d reverse() added (byte+word) 2019-08-18 02:05:51 +02:00
Irmen de Jong
d837cc11f9 sort() added (bytes+words) 2019-08-18 00:04:03 +02:00
Irmen de Jong
cbb7083307 fix problem with typechecking of const arrays 2019-08-17 21:43:48 +02:00
Irmen de Jong
d4a17dfad1 fixed builtin functions no longer const-folding over arrays 2019-08-17 20:16:39 +02:00
Irmen de Jong
27f987f0ae fixed bit shifts, added sgn() function 2019-08-17 16:44:28 +02:00
Irmen de Jong
a983a896f2 some asm and some for loop asm fixed, renamed asmgen2 back to just asmgen 2019-08-16 21:37:27 +02:00
Irmen de Jong
68df1730f5 cleaned up some stuff, improved checking of asmsub statement body 2019-08-14 23:17:50 +02:00