Commit Graph

342 Commits

Author SHA1 Message Date
Irmen de Jong
117d848466 consolidate builtin function definitions into codeCore 2023-01-25 00:23:00 +01:00
Irmen de Jong
b2cb125bd4 more 6502 codegen on new Pt-AST. 2023-01-22 17:10:52 +01:00
Irmen de Jong
5e8f767642 6502 codegen on new Pt-AST. 2023-01-22 17:10:52 +01:00
Irmen de Jong
3718b9d768 less joins 2023-01-02 02:10:38 +01:00
Irmen de Jong
c25eb088ec redo 8e730ef93d to avoid larger code generated 2023-01-01 23:43:33 +01:00
Irmen de Jong
3feb3e52f8 optimizing scoped names in zeropage 2022-12-31 03:57:51 +01:00
Irmen de Jong
8e730ef93d optimizing scoped names more and fix scoping of identifier names in arrays (pointers) in SymbolTable 2022-12-31 03:20:20 +01:00
Irmen de Jong
e0913a39ab optimizing 2022-12-30 18:50:45 +01:00
Irmen de Jong
a04839dd6b vm: add property for custom breakpoint handler 2022-12-30 15:10:13 +01:00
Irmen de Jong
002006517a rewrite bool=bool^1 into bool=not bool 2022-12-29 19:42:38 +01:00
Irmen de Jong
ded9ada9bc allow "not xx in array" expression in 6502 codegen
fix compiler crash on certain bool to byte casts
2022-12-23 17:07:34 +01:00
Irmen de Jong
578969c34c optimize redundant rts/bra or rts/jmp generation in when statement 2022-12-10 17:21:15 +01:00
Irmen de Jong
ca1089b881 optimized codegen for logical expressions with simple right operand (such as c64.READST() & $40 ) 2022-12-06 20:23:56 +01:00
Irmen de Jong
a82b2da16e Fix some FP related assignment issues in 6502 codegen. 2022-12-04 13:03:38 +01:00
Irmen de Jong
f2273c0acc fix several FP rom routine addresses on cx16. 2022-12-03 19:56:54 +01:00
Irmen de Jong
5e896cf582 preparing to add Golden RAM 2022-12-03 00:21:31 +01:00
Irmen de Jong
10760a53a8 optimize cmp word equal/notequal 2022-11-29 20:14:35 +01:00
Irmen de Jong
eee805183c don't overwrite temp vars in complex comparison expressions. Fixes #89 2022-11-29 04:13:25 +01:00
Irmen de Jong
b8fb391022 - ir codegen now allows subroutine having the same name as its block
this is not possible for the 6502 codegen due to 64tass scoping limitation
2022-11-28 21:54:33 +01:00
Irmen de Jong
ec64a68a71 fixed compiler crash: unsigned = (-(unsigned as word) as uword) 2022-11-27 17:25:47 +01:00
Irmen de Jong
db55562f6a fixed adpcm playback 2022-11-27 16:36:30 +01:00
Irmen de Jong
e2f20ebf94 fix crash on empty conditional branch statement (if_cc { } ) 2022-11-23 02:14:48 +01:00
Irmen de Jong
922033c1b2 main block element order now remains the same as in source 2022-11-16 00:32:00 +01:00
Irmen de Jong
836a2700f2 func(x>>1) no longer uses slow stack eval 2022-11-15 02:49:40 +01:00
Irmen de Jong
562d722ad5 codegen: added missing codegen for float array inplace modification 2022-11-03 20:08:46 +01:00
Irmen de Jong
224f490455 Merge branch 'master' into labeledchunks
# Conflicts:
#	codeGenIntermediate/src/prog8/codegen/intermediate/AssignmentGen.kt
#	codeGenIntermediate/src/prog8/codegen/intermediate/ExpressionGen.kt
#	examples/test.p8
2022-10-29 18:26:09 +02:00
Irmen de Jong
434515d957 fix: array[x] = ~array[x] no longer crashes the codegen 2022-10-27 23:56:38 +02:00
Irmen de Jong
094f7803b7 fix: array[x] = -array[x] no longer crashes the codegen 2022-10-27 23:20:40 +02:00
Irmen de Jong
b0c7bad391 fix: array[x] = -value no longer crashes the codegen 2022-10-27 21:58:37 +02:00
Irmen de Jong
e9a4a905ef preparing to fix the array indexing compiler issue 2022-10-26 23:53:17 +02:00
Irmen de Jong
76428b16f0 Merge branch 'master' into labeledchunks
# Conflicts:
#	codeGenIntermediate/src/prog8/codegen/intermediate/BuiltinFuncGen.kt
#	docs/source/todo.rst
#	examples/test.p8
#	virtualmachine/src/prog8/vm/VirtualMachine.kt
2022-10-23 12:19:02 +02:00
Irmen de Jong
0d7b14e2d8 fix crash when assigning certain memory read to word variable. Fixes #82 2022-10-23 11:57:23 +02:00
Irmen de Jong
e94bf4c63c replace rnd()/rndw() builtin functions by regular routines in math module 2022-10-22 17:02:43 +02:00
Irmen de Jong
6fc89607d3 ir: moving to labeled chunks, no more IRLabel nodes 2022-10-07 00:34:56 +02:00
Irmen de Jong
af6be44676 ir: adding register usage inspections
fix compiler problems with untrimmed inlined asm, and when only a single return statement is present in a subroutine
2022-09-30 20:25:00 +02:00
Irmen de Jong
e7a3a89bfb fix windows issue 2022-09-27 22:41:48 +02:00
Irmen de Jong
06cf2e0bd7 vm: fix memory slabs (bsieve example) 2022-09-27 16:32:44 +02:00
Irmen de Jong
1d65d63bd9 ir: making sure all names are scoped properly. textelite now runs in vm 2022-09-25 18:02:35 +02:00
Irmen de Jong
b1e4347e10 fix compiler crash sometimes when casting byte to word 2022-09-22 13:00:47 +02:00
Irmen de Jong
97aa91c75e removed 16 bits sin/cos routines from math library (sin16, sin16r etc) 2022-09-22 12:55:00 +02:00
Irmen de Jong
d07d00fa41 Join codeAst and codeCore modules 2022-09-19 17:28:18 +02:00
Irmen de Jong
fc0a0105b3 move memoryslab administration from allocator to symboltable 2022-08-21 19:48:56 +02:00
Irmen de Jong
40aa733ea7 clearer name 2022-08-15 20:55:35 +02:00
Irmen de Jong
f249ccd414 added asm optimization for same pointer index 2022-08-14 12:50:46 +02:00
Irmen de Jong
44ee4b989f optimize code for logical expressions more if right operand is simple 2022-08-12 00:49:40 +02:00
Irmen de Jong
18790d867c optimize conditional expression WORD & $ff00 to just msb(WORD)&$ff 2022-08-12 00:21:44 +02:00
Irmen de Jong
d6b8936376 fix mkword(@(ptr), 0) wrong asm 2022-08-11 23:01:19 +02:00
Irmen de Jong
2d34fdd28f in a block marked option force_output, make all subroutines in asm use .block rather than .proc
this fixes some obscure assembly issues where subroutines were omitted from the output program by 64tass
2022-08-10 21:28:40 +02:00
Irmen de Jong
68abda1219 fix a few small compiler errors (removing functioncall, removing block, assigning virtual register return value) 2022-08-09 23:38:29 +02:00
Irmen de Jong
f778f08f76 tweak 2022-08-08 21:09:49 +02:00
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
310219e5d7 make sure memory slabs block is at the bottom of the asm file to not allocate needless space in the resulting prg 2022-07-31 15:37:36 +02:00
Irmen de Jong
a0deb463c9 optimized codegen for some equality comparison expressions and some logical expressions 2022-07-31 15:25:54 +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
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
f690f58bd4 callfar() now accepts a variable as address, so it can be used to indirect JSR to a subroutine whose address is not fixed. ('goto' already could indirect JMP to a variable address.) 2022-07-14 19:29:59 +02:00
Irmen de Jong
2d600da8b6 fix codegen crash on certain nested typecast 2022-07-13 22:24:31 +02:00
Irmen de Jong
7a26646e1b tweak bool type handling 2022-07-11 02:08:12 +02:00
Irmen de Jong
1163543a98 fix bool param lookup problem 2022-07-07 22:23:56 +02:00
Irmen de Jong
65daf29acd fix compiler crash related to word types in certain comparison expressions 2022-07-07 22:23:56 +02:00
Irmen de Jong
298b25cf7d fix compiler crash on certain typecasting assignment 2022-07-07 22:23:56 +02:00
Irmen de Jong
41f4e22a17 introduce BOOL type 2022-07-07 22:23:56 +02:00
Irmen de Jong
288c57c144 ack to allow user to override the following two with command line redefinition: 2022-07-07 22:16:08 +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
e1c77ce236 fix pop() name scoping 2022-07-02 23:27:08 +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
fb989ae62f cx16: reset rom/ram/monitor banks at program exit to sane values. 2022-07-01 00:14:38 +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
ef92451d1a fix logical expressions on arbitrary values, for now with boolean() around the operands 2022-06-28 01:18:36 +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
eea09f4de5 fix invalid asm label sometimes generated for multiple loops in same subroutine 2022-06-24 02:26:45 +02:00
Irmen de Jong
bda016bb3b optimized 6502 codegen for logical expressions 2022-06-15 22:17:15 +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
bf9d120081 logical operators now always return a boolean byte result, instead of sometimes word type as well
(preparing for codegen simplifications for these)
2022-06-13 01:37:16 +02:00
Irmen de Jong
775c85fc18 don't swap operands that would change function evaluation order + vm: fix label casing error 2022-06-13 00:25:45 +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
0a65dfdd10 optimized codegen for some more simple expressions with +/- 2022-06-07 22:30:08 +02:00
Irmen de Jong
3075578245 optimized codegen for assigning value or variable to indexed pointer. (6502) 2022-06-06 18:30:19 +02:00
Irmen de Jong
b042b7705e fix invalid removal of repeated assignments. 2022-06-06 17:27:06 +02:00
Irmen de Jong
d56eb397f9 fix codegen for rol/ror on pointer indexed 2022-06-06 16:07:45 +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
f70b914779 fix optimized codegen for 2 arg functions, sometimes was passing wrong arg value due to register overwriting 2022-06-06 13:21:45 +02:00
Irmen de Jong
9e3e2ff81a fix assembly generation error when pipe character is part of string literal 2022-06-04 22:25:51 +02:00
Irmen de Jong
dbb92881a1 fixed X register corruption in some cases of rol() and ror() 2022-06-04 21:10:48 +02:00
Irmen de Jong
10bf7f5d07 fix: again gives proper name redefinition errors in same scope 2022-06-04 20:15:46 +02:00
Irmen de Jong
8618ba1b60 fix 6502 expression codegen for pointer indexing 2022-06-04 18:46:16 +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
73a3a61729 swap() checks for unsupported code gen 2022-06-03 23:41:24 +02:00
Irmen de Jong
5fe6aa2800 fix swap() code for pointervars 2022-06-03 23:13:35 +02:00
Irmen de Jong
ba614801ee cleanup 2022-05-22 23:11:22 +02:00
Irmen de Jong
0bf00d1ca4 c64/c128 targets: perform cleanup at program exit such as re-enabling run-stop key and character set switching. 2022-05-15 16:44:26 +02:00
Irmen de Jong
7c121bfc01 first steps to support multiple args in pipe expressions 2022-05-07 19:00:47 +02:00
Irmen de Jong
da01a5b4dc vm: implement float to integer cast, any, all, reverse 2022-05-04 22:08:21 +02:00
Irmen de Jong
0f9e87d7bb fixed compiler crash when casting float to integer, fixed float to int cast value error on cx16 2022-05-03 23:43:38 +02:00
Irmen de Jong
b32641db87 remove syscall() builtin functions
vm code can do this via inline assembly
2022-05-01 00:41:30 +02:00
Irmen de Jong
7844ace934 vm: implementing floating-point 2022-04-29 22:27:02 +02:00
Irmen de Jong
cf50e4f6ec vm: printing of numbers now via conv module.
assigning strings now converted to strcopy function call in the compiler ast.
2022-04-23 02:15:51 +02:00
Irmen de Jong
7eea97d741 - floats: remove all floating point builtin functions and move them to the floats module instead 2022-04-22 00:45:54 +02:00
Irmen de Jong
88b55ab93e vm: add abs() and fix 6502 abs() code. 2022-04-18 21:20:17 +02:00
Irmen de Jong
7dbff5b9e6 abs: remove support for floats. Use floats.fabs() instead.
this solves: can't use abs() etc in pipe expression because return type depends on argument type
2022-04-14 00:38:31 +02:00
Irmen de Jong
220246278a removed sum(), max(), min(). abs() now always returns uword type.
This greatly simplifies internal handling of builtin functions by always having one fixed return type.
2022-04-14 00:21:16 +02:00
Irmen de Jong
bf7f4bba7b doc 2022-04-13 20:43:07 +02:00
Irmen de Jong
ab1766a559 moved all *integer* builtin trig functions (sin8u, cos8u etc) as regular asmsubs in math module 2022-04-13 00:27:35 +02:00
Irmen de Jong
b6eb343234 moving string escaping out of antlr project 2022-04-10 17:31:30 +02:00
Irmen de Jong
ae45ce517e cleanups 2022-04-03 17:33:50 +02:00
Irmen de Jong
c6cf330e70 fix bug in codegen for containment check in bytearrays and strings 2022-04-01 20:46:28 +02:00
Irmen de Jong
bb1bf6a88c working on vm 2022-03-28 00:40:15 +02:00
Irmen de Jong
3b6e7eccdd simplified containment check, only possible on string and arrays (as per the docs) 2022-03-27 16:59:55 +02:00
Irmen de Jong
ed30108961 removed '**' power-operator. Use floats.pow() instead. 2022-03-27 13:16:34 +02:00
Irmen de Jong
27f6d47efa working on vm codegen 2022-03-24 23:26:57 +01:00
Irmen de Jong
7b27d270a2 gosub only uses an identifier 2022-03-22 20:53:06 +01:00
Irmen de Jong
ff57c5e9d3 working on vm and new ast 2022-03-21 01:36:11 +01:00
Irmen de Jong
7d2bf892b1 added start of virtual machine compilation target 2022-03-19 00:57:35 +01:00
Irmen de Jong
a99e77093f added syscall() builtin functions (only useful for experimental code gen) 2022-03-17 01:19:58 +01:00
Irmen de Jong
92737bb695 better handling of loadAddress 2022-03-13 16:21:02 +01:00
Irmen de Jong
9b81955544 optimizing new Ast 2022-03-13 11:49:07 +01:00
Irmen de Jong
40e9fba312 working on new Ast and XML export to test it 2022-03-12 22:38:16 +01:00
Irmen de Jong
3961f26635 consolidating modules 2022-03-11 20:45:39 +01:00
Irmen de Jong
e51c274a18 reducing dependencies 2022-03-11 20:32:35 +01:00
Irmen de Jong
e75d0c58a9 reducing dependencies 2022-03-10 23:46:43 +01:00
Irmen de Jong
9a798360f4 introduced codeAst and codeCore modules to reduce dependencies 2022-03-10 22:38:16 +01:00
Irmen de Jong
844ad09464 reducing dependencies 2022-03-10 21:36:51 +01:00
Irmen de Jong
abcdd331db started with a simulator 2022-03-10 21:23:00 +01:00
Irmen de Jong
e7c4bf5ebf reducing dependencies 2022-03-10 21:17:31 +01:00
Irmen de Jong
546a416f7e reducing dependencies 2022-03-10 20:57:36 +01:00
Irmen de Jong
251b6fcf70 reducing dependencies 2022-03-10 02:09:34 +01:00
Irmen de Jong
ab1fffb721 reducing dependencies 2022-03-10 01:41:42 +01:00
Irmen de Jong
da352a322c reducing dependencies 2022-03-10 01:27:27 +01:00
Irmen de Jong
7d20458e82 fixed arrayliteral regression 2022-03-10 01:02:40 +01:00
Irmen de Jong
5a54066f81 unravel more dependency of SymbolTable on the ASt nodes (Expression), and fix initializing zp-allocated array 2022-03-09 01:42:05 +01:00
Irmen de Jong
9872f43cbf repeat-forever loop is now replaced by label+jump 2022-03-08 03:25:34 +01:00
Irmen de Jong
2b6f5dbd59 cleanup st use at variable asm generation 2022-03-06 19:50:15 +01:00
Irmen de Jong
a72d58cdf9 updated 3rd party library versions 2022-03-05 15:28:22 +01:00
Irmen de Jong
067283834a got rid of old IVariablesAndConsts object 2022-03-05 14:40:41 +01:00
Irmen de Jong
cf362c4a61 getting rid of old IVariablesAndConsts object 2022-03-05 14:11:58 +01:00
Irmen de Jong
496245c801 working on symboltable 2022-03-05 12:10:20 +01:00
Irmen de Jong
1d740c7c36 removed need to store ast scope on each zp allocated var, now uses scoped name to find them 2022-03-04 22:58:05 +01:00
Irmen de Jong
2812736ae5 preparing version 7.9 2022-03-03 00:42:53 +01:00
Irmen de Jong
6f87f8706c can only call unary functions in pipe at this time 2022-03-02 23:16:40 +01:00
Irmen de Jong
fc1c3c6808 working on altered pipe syntax 2022-03-02 20:58:38 +01:00
Irmen de Jong
96ba895b84 working on altered Pipe syntax 2022-02-27 02:42:28 +01:00
Irmen de Jong
df35dfe3bf added atari XEX output format with default $2000 load address 2022-02-26 15:36:22 +01:00
Irmen de Jong
6cce47b2f1 fix launching emulator for atari target 2022-02-24 23:22:02 +01:00
Irmen de Jong
eeb3c968d6 streamline handling of launcher type and program load address. %address is now required if not using a basic-launcher. 2022-02-22 22:43:14 +01:00
Irmen de Jong
6a0551cea1 added 'atari' compiler target beginnings (Atari 800 XL)
also default char and string encoding now taken from compiler target
2022-02-22 00:52:35 +01:00
Irmen de Jong
064a8e785c cleanups 2022-02-21 03:26:17 +01:00
Irmen de Jong
60b2c44a44 fix returntype handling of builtinfunctions, fix errors in pipe expressions 2022-02-21 01:44:29 +01:00
Irmen de Jong
c4fe3ecc0a refactor 2022-02-20 22:04:18 +01:00
Irmen de Jong
2f18a8f6d0 introduced BuiltinFunctionCall (expression) node for codegen 2022-02-20 02:48:27 +01:00
Irmen de Jong
7a2164b4d0 introduced BuiltinFunctionCallStatement node for codegen 2022-02-18 23:27:11 +01:00
Irmen de Jong
0a43eae184 rework registerArgsViaStackEvaluation to use cpu hardware stack instead 2022-02-18 22:38:00 +01:00
Irmen de Jong
3117e2b2a3 more tweaks 2022-02-18 01:25:08 +01:00
Irmen de Jong
7aa807ec7f proper error if attempting to do a containment check against non const range, and some cleanup in asmgen 2022-02-16 00:39:19 +01:00
Irmen de Jong
2725c4ad4d slight tweaks to zp and allocator 2022-02-12 00:15:52 +01:00
Irmen de Jong
b47fc1c020 renames of some Ast node classes 2022-02-11 00:34:36 +01:00
Irmen de Jong
f95fe8f1da note about removing VarDecls 2022-02-10 23:20:19 +01:00
Irmen de Jong
bd0dee5db5 cleanup 2022-02-10 22:22:50 +01:00
Irmen de Jong
c13b7fd883 report free/occupied Zeropage space at end of compilation 2022-02-10 21:59:44 +01:00
Irmen de Jong
f7e74b3088 naming 2022-02-10 03:18:56 +01:00
Irmen de Jong
41b1c80492 label name from memory() no longer interned as string var 2022-02-10 00:45:20 +01:00
Irmen de Jong
e5d7316e5d streamlining non-zpvars asmgen using new mechanism 2022-02-10 00:09:09 +01:00
Irmen de Jong
b043c3a6da streamlining vars asmgen using new mechanism 2022-02-09 21:58:25 +01:00
Irmen de Jong
98b2855b9c cleanups 2022-02-09 16:35:52 +01:00
Irmen de Jong
f3c52c409f variable zp allocation now only done in the allocator 2022-02-08 23:44:21 +01:00
Irmen de Jong
1307bdc612 more cleanups to the allocator 2022-02-08 22:46:49 +01:00
Irmen de Jong
8c2e6971fc start using vars instead of callgraph (2) 2022-02-08 21:09:00 +01:00
Irmen de Jong
1903990f30 start using vars instead of callgraph 2022-02-08 20:40:10 +01:00
Irmen de Jong
7d67005709 more rewrite variable allocation 2022-02-08 20:40:10 +01:00
Irmen de Jong
9acc2f92d1 start to rewrite variable allocation 2022-02-08 20:40:10 +01:00
Irmen de Jong
1635612430 tiny tweak in asm optimizer 2022-02-08 02:19:50 +01:00
Irmen de Jong
abda837d2f split program structure codegen out of AsmGen into separate class ProgramGen 2022-02-07 00:12:25 +01:00
Irmen de Jong
101fb0b8aa some naming changes and cleanups 2022-02-06 23:14:44 +01:00
Irmen de Jong
d2309b8114 introducing IVariableAllocation (WIP) 2022-02-06 18:57:23 +01:00
Irmen de Jong
6bdd81623f cleaning up AsmGen interface 2022-02-06 17:07:03 +01:00
Irmen de Jong
8ae3bad6f7 fix rts in empty asmsub 2022-02-06 05:05:58 +01:00
Irmen de Jong
77de99b383 rts-check for non-inlined subroutines + var init adjustment when noreinit, moved out of codegen 2022-02-06 04:03:03 +01:00
Irmen de Jong
312949f336 added experimental codegen backend option 2022-02-05 21:42:03 +01:00
Irmen de Jong
30e1c3307c simplify SourceCode: just read the full text immediately. Also optimized imports. 2022-02-05 03:50:54 +01:00
Irmen de Jong
0e824c35cc
Merge pull request #73 from akumanatt/master
Codegen and runtime library optimizations
2022-02-05 02:21:53 +01:00
Irmen de Jong
548374ac2d fix: do proper sign exension when multiplying signed word and byte vars 2022-02-05 01:52:13 +01:00
Natt Akuma
7c70c79a84 Optimize in-place word subtraction and negation 2022-02-04 21:21:06 +07:00
Natt Akuma
73dfb5f443 Optimize sign extension to AY 2022-02-04 00:59:44 +07:00
Irmen de Jong
ddf96943f0 remove Nop ast node. 2022-01-31 22:36:10 +01:00
Irmen de Jong
e773be2f58 remove no longer needed asmSymbol scoping prefixing, now asmSymbolName are identical to asmVarName 2022-01-31 01:47:22 +01:00
Irmen de Jong
1815cb1bc3 fixed bug in assembly optimizer removing too many instructions 2022-01-28 15:19:08 +01:00
Irmen de Jong
06128b5d07 optimize word&=$ff00 and word&=$00ff 2022-01-28 13:40:28 +01:00
Irmen de Jong
990c8e1f18 split out 6502 codegen module from various compilertargets module. 2022-01-28 00:32:09 +01:00