Commit Graph

2152 Commits

Author SHA1 Message Date
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
1ab635bd7e small tweak of parse messages 2022-02-05 14:02:24 +01:00
Irmen de Jong
b35abd548c less noisy output about what module files are being imported. 2022-02-05 04:25:34 +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
08e052380a comments 2022-02-05 03:14:26 +01:00
Natt Akuma
49d37c016e Optimize strcmp_mem 2022-02-04 22:07:03 +07:00
Natt Akuma
73dfb5f443 Optimize sign extension to AY 2022-02-04 00:59:44 +07:00
Irmen de Jong
69b9dfa468 fix invalid recursion warning for code referencing subroutine but not via a call 2022-02-01 23:09:52 +01:00
Irmen de Jong
5c8c64242f callgraph: nameInAssemblyCode searches smarter (for unused()) 2022-02-01 00:33:05 +01:00
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
990c8e1f18 split out 6502 codegen module from various compilertargets module. 2022-01-28 00:32:09 +01:00
Irmen de Jong
a170506356 simplify IdentifierReference equality check back to default (name+pos) 2022-01-27 23:32:55 +01:00
Irmen de Jong
5ecf2a3357 enable more optimizations for typecasted assignments. Fixed missing codegen for assigning bytes to words in certain cases. 2022-01-27 18:05:25 +01:00
Irmen de Jong
fa48746ba9 increase internal buffer for diskio.list_files to be able to list larger directories 2022-01-26 03:17:33 +01:00
Irmen de Jong
e2b8c069d7 check for missing '&' in string + value expressions (can't just add a value to a string) 2022-01-24 23:30:40 +01:00
Irmen de Jong
08db72903c for long containment checks use a subroutine instead of huge cmp-table 2022-01-24 22:40:22 +01:00
Irmen de Jong
46f9fab140 library API change: string.find now returns index of character + carry bit status (instead of substring address) 2022-01-24 21:37:04 +01:00
Irmen de Jong
b7d06f2c0a API change: added alignment parameter to memory() function 2022-01-24 18:58:57 +01:00
Irmen de Jong
118196a0bf library API change: moved cx16.vload() to cx16diskio module 2022-01-24 18:31:18 +01:00
Irmen de Jong
adb979df38 tweak comment 2022-01-23 22:34:05 +01:00
Irmen de Jong
3401cb5b4a fixed compiler recursion crash when returning certain typecasted value 2022-01-23 19:13:20 +01:00
Irmen de Jong
5766208207 fix compiler crash when initializing an array var with another array var 2022-01-23 14:23:34 +01:00
Irmen de Jong
1e053783f3 fix invalid size copied when assigning non-byte arrays 2022-01-23 02:42:36 +01:00
Irmen de Jong
7afc96112b now correctly requires using & (address-of) when assigning the address of a label or subroutine, used to generate invalid code when it was omitted 2022-01-23 02:23:30 +01:00
Irmen de Jong
7bb41a30ed fixed compiler crash when assigning number larger than 65535 2022-01-23 01:44:16 +01:00
Irmen de Jong
3d1b0eb843 fixed compiler crash when using cx16.r0H as function call argument 2022-01-23 01:28:16 +01:00
Irmen de Jong
5b9af0b5ae tweaks 2022-01-21 23:38:54 +01:00
Irmen de Jong
9219ec539d allow "goto pointervar" for indirect jumps 2022-01-21 22:55:59 +01:00
Irmen de Jong
c8bd57cd4d fixed signature of mouse_get(): it returns the buttonstatus in A. Added convenience cx16.mouse_pos() routine. 2022-01-21 22:06:17 +01:00
Irmen de Jong
651c383668 refactor encoder to be the same for all 3 machine targets now 2022-01-19 21:21:33 +01:00
Irmen de Jong
674295e800 improve error reporting from string encoders 2022-01-19 21:21:33 +01:00
Irmen de Jong
6b02f2eea0 implement iso encoding and new string encoding syntax, fixes #38 2022-01-19 21:21:32 +01:00
Irmen de Jong
5237e55326 added txt.iso() to enable iso-charset on cx16 2022-01-18 21:35:29 +01:00
Irmen de Jong
3b59592110 generalize string encoding flag into enum 2022-01-18 21:21:49 +01:00
Irmen de Jong
d916027e75 labels no longer start with '_' fixes #62 2022-01-17 22:03:53 +01:00
Irmen de Jong
8966d2aa06 comments and prepare new version 7.7 2022-01-16 23:03:00 +01:00
Irmen de Jong
de7ea04f54 when zp option = dontuse, print error for any variable with @requirezp 2022-01-16 18:13:24 +01:00
Irmen de Jong
fe51698579 tweak how zp varnames are stored 2022-01-16 17:20:36 +01:00
Irmen de Jong
a798fe72d3 cx16 reserved zp vars (virtual registers) 2022-01-16 17:20:36 +01:00
Irmen de Jong
fba98d03a5 improve %zpreserved error messages 2022-01-16 17:20:36 +01:00
Irmen de Jong
7dd2517f67 fix Zp allocation issues 2022-01-16 17:20:36 +01:00
Irmen de Jong
641477d6f6 add @requirezp and allow str/array to be on zp (with warning) 2022-01-16 17:20:32 +01:00
Irmen de Jong
8e56656c8d fix broken code generated for certain ==/!= expressions 2022-01-16 17:10:49 +01:00
Irmen de Jong
6fcb51cea2 add warning when encoded string contains 0-byte 2022-01-15 17:11:40 +01:00
Irmen de Jong
c58b8a4973 fix ast to source: @shared wasn't printed
fix grammar: @shared and @zp can occur in any order now in vardecl
2022-01-13 02:29:55 +01:00
Irmen de Jong
c8f4ab4f06 doc 2022-01-12 22:21:01 +01:00
Irmen de Jong
056ec986c2 use var initializer assignments in a clearer way 2022-01-11 00:34:44 +01:00
Irmen de Jong
de3b2fb95b slightly optimized certain list iterations into sequences 2022-01-10 23:15:24 +01:00
Irmen de Jong
b29c3152db Assignment: make its origin explicit 2022-01-10 02:25:02 +01:00
Irmen de Jong
3831679772 VarDecl: make its origin explicit 2022-01-10 01:53:03 +01:00
Irmen de Jong
895534f32b don't remove dead variable assignments if they are a function call 2022-01-09 18:41:01 +01:00
Irmen de Jong
50c16fe6de code size optimization: don't copy floats with inlined copy code but use copy_float routine 2022-01-09 16:18:13 +01:00
Irmen de Jong
c1a39c269e optimized code for stack eval comparisons with zero 2022-01-09 03:19:49 +01:00
Irmen de Jong
6fa3f0b6cd small refactor 2022-01-08 18:02:38 +01:00
Irmen de Jong
d99d977d2b fix more typecasting issues 2022-01-08 17:04:25 +01:00
Irmen de Jong
7dd7e562bc pipes also as expressions, cleanup codegen, fix various typecasting issues 2022-01-08 13:45:19 +01:00
Irmen de Jong
17694c1d01 better error handling of invalid number casts 2022-01-07 22:12:13 +01:00
Irmen de Jong
749ad700d8 naming consistency for some expression classes 2022-01-07 21:02:55 +01:00
Irmen de Jong
8f3df3039a added pipe operator `|>` 2022-01-06 22:54:18 +01:00
Irmen de Jong
02c315c194 add missing unit tests and type checking for 'in' expression 2022-01-06 00:01:49 +01:00
Irmen de Jong
c57ef7725e preparing v7.6 2022-01-04 20:40:35 +01:00
Irmen de Jong
96225efd96 library doc tweaks 2022-01-03 23:15:34 +01:00
Irmen de Jong
74257163b1 fix that memory("name", ...) also allocates a STR variable for the name 2022-01-02 17:07:04 +01:00
Irmen de Jong
7bc75fd220 fix that memory("a b c", ...) produces invalid symbol 2022-01-02 16:11:53 +01:00
Irmen de Jong
a23281afab added experimental -noreinit option 2022-01-01 16:35:36 +01:00
Irmen de Jong
c15a75556d Merge branch 'master' into c128target
# Conflicts:
#	compiler/src/prog8/CompilerMain.kt
#	examples/test.p8
2021-12-30 18:22:05 +01:00
Irmen de Jong
5267e06969 added -asmlist cli option to produce assembler listing output 2021-12-30 14:42:09 +01:00
Irmen de Jong
b62183adcb slightly optimized binexpr evaluation for ==/!= in some cases 2021-12-30 02:00:36 +01:00
Irmen de Jong
5d2dec1803 added missing codegen for augmented ==/!= 2021-12-30 01:34:10 +01:00
Irmen de Jong
9f8c70b326 fix warning about testing multiple values 2021-12-30 00:49:36 +01:00
Irmen de Jong
05a1ddad05 Merge branch 'master' into c128target
# Conflicts:
#	examples/test.p8
2021-12-29 18:14:24 +01:00
Irmen de Jong
4be3d63c0e slight optimization of if-in 2021-12-29 18:13:43 +01:00
Irmen de Jong
de6ce4a46e add "X in [1,2,3]" expression (efficient containment check) 2021-12-29 17:26:00 +01:00
Irmen de Jong
7a9e5afb93 fix: for loop over array literal no longer crashes the compiler 2021-12-28 17:51:38 +01:00
Irmen de Jong
b2876b0a03 add a suggestion to use when statement if it seems appropriate 2021-12-28 16:38:12 +01:00
Irmen de Jong
b66f66fe6a fix renames 2021-12-28 14:32:27 +01:00
Irmen de Jong
30f04962d4 Merge branch 'master' into c128target
# Conflicts:
#	codeGeneration/src/prog8/codegen/target/C128Target.kt
#	codeGeneration/src/prog8/codegen/target/c128/C128MachineDefinition.kt
#	codeGeneration/src/prog8/codegen/target/c128/C128Zeropage.kt
#	compiler/src/prog8/CompilerMain.kt
#	compiler/src/prog8/compiler/Compiler.kt
2021-12-28 14:30:11 +01:00
Irmen de Jong
0feeb88024 codegen package rename 2 2021-12-28 14:23:36 +01:00
Irmen de Jong
56d21de001 Merge branch 'master' into c128target
# Conflicts:
#	examples/test.p8
2021-12-28 13:57:27 +01:00
Irmen de Jong
7b54aa0c7d more consistent naming of the statement classes 2021-12-28 13:56:47 +01:00
Irmen de Jong
6e11b8ada1 GoSub no longer inherits from Jump node, fixes subtle ast/codegen bugs related to jsrs 2021-12-28 01:55:13 +01:00
Irmen de Jong
1c7c4fc3b0 optimized if-goto codegeneration 2021-12-28 00:42:00 +01:00
Irmen de Jong
97e84d0977 tweak if statement handling 2021-12-27 15:04:25 +01:00
Irmen de Jong
9906b58818 tweak while desugaring, moved postfixexpr optimizations to VariousCleanups regardless of optimizer setting because asmgen requires these for conditional expressions 2021-12-27 12:41:26 +01:00
Irmen de Jong
1c10839c14 moved peek/poke desugaring to other walker 2021-12-27 02:08:47 +01:00
Irmen de Jong
c55fdd9834 removed special code generation for while and util expression (replaced by jumps)
also added exhaustive parent node checker in validation step
2021-12-27 02:04:28 +01:00
Irmen de Jong
67b0890a6e remove unneeded var inits when an assignment is already present 2021-12-25 23:31:25 +01:00
Irmen de Jong
4da4f96669 lower code: break -> goto after (simplifies codegen) 2021-12-25 22:30:38 +01:00
Irmen de Jong
d4153da8b9 setup float routine addresses for c128 2021-12-25 02:34:52 +01:00
Irmen de Jong
fc33ab8905 shuffled some system functions back to c64 block to remain compatible with existing code, added missing float and graphics library stubs 2021-12-24 00:08:32 +01:00
Irmen de Jong
8fa84de28e fix c128 clearscreen and bdmusic sound issue 2021-12-22 22:59:36 +01:00
Irmen de Jong
3e3da38de1 correctly disable charset switching 2021-12-22 21:47:41 +01:00
Irmen de Jong
cabf1e82e8 some shadow registers added to make uppercase()/lowercase() work 2021-12-22 21:20:34 +01:00
Irmen de Jong
836d40072f c128 evalstack corrections 2021-12-22 00:07:05 +01:00
Irmen de Jong
431401d90e c128 corrections 2021-12-21 23:37:15 +01:00
Irmen de Jong
6da83e2bd7 first steps to add C128 compiler target 2021-12-21 19:08:33 +01:00
Irmen de Jong
e051e09c1d trim down number of warnings a bit 2021-12-17 20:21:14 +01:00
Irmen de Jong
77c2b2b326 fix position of @shared in array var declarations so that the order is now type[] @shared 2021-12-16 20:36:05 +01:00
Irmen de Jong
3cf9b9d9a5 code size optimization: subroutine calls with 2 byte arg will pass it via A/Y registers instead of separate param assignments at every call site 2021-12-16 01:48:22 +01:00
Irmen de Jong
629117e594 code size optimization: subroutine calls with 1 int arg will pass it via register instead of separate param assignment at every call site 2021-12-16 00:56:59 +01:00
Irmen de Jong
08f87c321f fixed capitalization of operator sets to be consistent with other sets names 2021-12-15 23:43:14 +01:00
Irmen de Jong
1ff13723fe implicit int to float conversion is now an error if floats are not enabled. 2021-12-15 01:52:28 +01:00
Irmen de Jong
510bda1b28 fix compiler crash when using floats in a comparison expression 2021-12-15 01:24:25 +01:00
Irmen de Jong
890327b381 the returnvalue of the diskio.load() function family now is just the last load address+1 (like kernal's LOAD routine).
This fixes the inconsistent attempt to calculate a size, just let the caller do this if required.
Added a small helper function in cx16diskio to do this for loads that span multiple banks.
2021-12-14 23:54:42 +01:00
Irmen de Jong
b21f7411dd fix compiler crash when trying to concatenate string var and string literal. 2021-12-14 23:07:46 +01:00
Irmen de Jong
5df623bd2e doc 2021-12-14 22:40:03 +01:00
Irmen de Jong
02010170ce fix compiler crash when attempting to call a non-function 2021-12-11 13:20:13 +01:00
Irmen de Jong
35998142fe version 7.5 2021-12-10 20:18:17 +01:00
Irmen de Jong
3d743a1ba1 added more constfolding 2021-12-09 23:32:48 +01:00
Irmen de Jong
abca618008 added more constfolding 2021-12-09 23:12:12 +01:00
Irmen de Jong
0d2c3901a3 added more constfolding 2021-12-09 22:12:31 +01:00
Irmen de Jong
d901a1531f added missing vectors to syslib 2021-12-09 21:38:00 +01:00
Irmen de Jong
d8d56b195f comments 2021-12-09 21:13:13 +01:00
Irmen de Jong
98315de723 allow using ubyte[] as subroutine parameter type (because it is equivalent to uword pointer var) 2021-12-07 23:28:45 +01:00
Irmen de Jong
dcf487bdc1 fix: correctly insert return statement if needed to prevent 'fall through' into following subroutine
this wasn't working correctly anymore when the last statement before the subroutine was a jump/goto
2021-12-07 21:34:50 +01:00
Irmen de Jong
547b1d3720 comment corrections 2021-12-06 23:33:18 +01:00
Irmen de Jong
84f75f4156 tweaked some more .getOrElse 2021-12-06 21:22:00 +01:00
Irmen de Jong
ff69da3fa2 error when 'else' choice in when statemetn isn't the last one, also generate slightly better code for when statements 2021-12-05 21:54:46 +01:00
Irmen de Jong
edffe92a24 astchecker is smarter in detecting rts in inline assembly 2021-12-05 21:28:31 +01:00
Irmen de Jong
837804b231 test for string x and u escape sequences 2021-12-05 18:39:34 +01:00
Irmen de Jong
900cdd3fa1 added cx16diskio with load() and load_raw() that are HIMEM bank-aware 2021-12-05 02:20:48 +01:00
Irmen de Jong
0018dc6ce7 refactor machinedefinition 2021-12-04 19:07:19 +01:00
Irmen de Jong
c92f914081 gradle build settings tweak to avoid jdk version conflict 2021-12-04 18:36:47 +01:00
Irmen de Jong
0498444ef2 moved all unit tests into single project to avoid dependency issues 2021-12-04 18:20:22 +01:00
Irmen de Jong
ce3c34e458 tweak in error output for file links, corrected column number off-by-one 2021-12-04 16:52:03 +01:00
Irmen de Jong
20401b99d8 added cx16.getrambank() / getrombank() to retrieve the current ram and rom bank numbers. 2021-12-04 15:27:54 +01:00
Irmen de Jong
b867d8f731 cleanups 2021-12-04 01:03:51 +01:00
Irmen de Jong
9a68864b67 version 7.5-dev 2021-12-04 00:18:44 +01:00
Irmen de Jong
72d7178762 added diskio.load_raw() to load headerless files 2021-12-04 00:07:21 +01:00
Irmen de Jong
fbcd9a0c1d reduce number of similar errors for type problem in assignment 2021-12-02 17:44:52 +01:00
Irmen de Jong
5b56e0462d also deal with zero args 2021-12-01 22:26:36 +01:00
Irmen de Jong
b7fffbb6df release 7.4.1 - oops, funcion call arg count validation was broken 2021-12-01 21:44:03 +01:00
Irmen de Jong
1f346230e3 release 7.4 2021-11-30 22:50:12 +01:00
Irmen de Jong
3d1d0696b9 refactor compiler arguments passing 2021-11-30 01:40:21 +01:00
Irmen de Jong
9ecf95b075 fix syntaxerror in const processing of ranges if it contained variables 2021-11-29 23:36:41 +01:00
Irmen de Jong
7748c261da rsave/rrestore moved from sys to builtin function to solve the stack related problem when calling it as a regular subroutine 2021-11-29 23:13:04 +01:00
Irmen de Jong
a2db44f80c also consider Y register for clobber check for functioncall arguments 2021-11-29 22:09:05 +01:00
Irmen de Jong
b438d8aec0 fix invalid range size check when stepval is not a positive integer 2021-11-29 02:01:19 +01:00
Irmen de Jong
56dc6d7f1e comment 2021-11-29 01:10:11 +01:00
Irmen de Jong
45b8762188 use inc/ina instead of adc 2021-11-29 00:07:15 +01:00
Irmen de Jong
32068a832a split some additional binary expressions to avoid stack-based evaluation 2021-11-28 18:27:28 +01:00
Irmen de Jong
47c2c0376a added some cpu stack related assembly-level optimizations 2021-11-28 17:27:01 +01:00
Irmen de Jong
f0dadc4a43 optimize 1-arg functioncalls 2021-11-28 16:55:10 +01:00
Irmen de Jong
960b60cd2d tweak 2021-11-28 14:06:12 +01:00
Irmen de Jong
0a568f2530 fix the check of double-defined subroutine variables 2021-11-28 12:52:32 +01:00
Irmen de Jong
c52aa648c0 use an AnonymousScope to contain GoSub changes instead of adding separate statements 2021-11-28 12:09:13 +01:00
Irmen de Jong
f3a4048ebf improved setting Carry bit as asmsub parameter 2021-11-28 03:31:32 +01:00
Irmen de Jong
1b07637cc4 better error checking for wrong pop() 2021-11-28 02:49:18 +01:00
Irmen de Jong
68b75fd558 fix: also allow pass-by-reference arguments to builtin functions that accept UWORD (adds implicit type cast) 2021-11-28 02:34:53 +01:00
Irmen de Jong
7c5ec1853d nice error message if pop() argument is wrong 2021-11-28 02:20:35 +01:00
Irmen de Jong
e8f4686430 undid failed attempt of using sys.push/sys.pop for stack args - now using new push(), pushw(), pop(), popw() builtin functions 2021-11-28 01:22:40 +01:00
Irmen de Jong
02348924d0 failed attempt of using sys.push/pop for stack args 2021-11-27 23:52:47 +01:00
Irmen de Jong
c838821615 refactor fuction arguments codegen a bit 2021-11-27 21:14:21 +01:00
Irmen de Jong
8b4ac7801f fix sys.push() signature for c64 2021-11-27 20:18:41 +01:00
Irmen de Jong
e8e25c6fd6 added sys.push() and sys.pop() to put values on cpu stack. Added missing builtin functions to syntax-files. 2021-11-27 18:09:15 +01:00
Irmen de Jong
54025d2bf5 small refactor and spelling fixes 2021-11-27 14:49:18 +01:00
Irmen de Jong
f5ebf79e71 make sure X register is also saved if needed when GoSub is used 2021-11-26 22:11:52 +01:00
Irmen de Jong
110e047681 replace subroutine calls (statement) by GoSub 2021-11-26 19:47:01 +01:00
Irmen de Jong
17d403d812 Merge branch 'ref-subroutine-param' into v7.4-dev
# Conflicts:
#	compilerAst/src/prog8/ast/AstToplevel.kt
2021-11-26 01:12:14 +01:00
Irmen de Jong
0a53bd4956 fix parameter name conflict 2021-11-26 01:01:59 +01:00
Irmen de Jong
e52d05c7db fix some scoping related symbol lookup issues, clarified scoping rules in docs 2021-11-23 23:43:23 +01:00
Irmen de Jong
b00db4f8a2 no longer report unknown type errors as well for unknown symbols,
added a bunch more unit tests for symbol scoping rules
2021-11-23 22:45:57 +01:00
Irmen de Jong
0c2f30fd45 links to 6502 bresenham line algorithms 2021-11-23 21:51:18 +01:00
Irmen de Jong
e08871c637 oops! replace phx/plx 65C02 (cx16) instructions by 6502 (c64) compatible alternative.
Couldn't assemble code that used some of the routines in conv on c64 before...
2021-11-22 21:02:43 +01:00
Irmen de Jong
ff715881bc allow scoped identifiers to reference a subroutine parameter directly.
also for asmsubroutines, but the asm generation for that is not yet done.
2021-11-21 23:21:39 +01:00
Irmen de Jong
0e2e5ffa52 fix parameter name conflict 2021-11-21 22:12:35 +01:00
Irmen de Jong
8095c4c155 added GoSub node (internal use only later for calling subroutines) 2021-11-21 16:23:48 +01:00
Irmen de Jong
8887e6af91 fix substituting 0 only if its actually the same variable that's substituted 2021-11-21 12:34:57 +01:00
Irmen de Jong
dde4c751da version 7.4-dev 2021-11-21 03:28:13 +01:00
Irmen de Jong
b292124f3c replaced many short/int values by unsigned types if appropriate 2021-11-21 00:55:56 +01:00
Irmen de Jong
c0035ba1a2 char encodings now use UByte type instead of short 2021-11-21 00:07:17 +01:00
Irmen de Jong
107935ed31 add some more const folding patterns 2021-11-20 22:47:49 +01:00
Irmen de Jong
adfaddbcf4 give a nicer error when given a wrong compilation target. 2021-11-20 18:30:55 +01:00
Irmen de Jong
74db5c6be7 fix referencesIdentifier() and better removal of unnecessary assignments 2021-11-20 17:41:41 +01:00
Irmen de Jong
f9399bcce7 r=(q+r)-c and r=q+(r-c) are now both also 'augmentable', and BinExprSplitter doesn't check for associativeOperator anymore 2021-11-20 02:03:32 +01:00
Irmen de Jong
87600b23db fix constvalue parent linkage for prefix and typecast 2021-11-20 00:20:35 +01:00
Irmen de Jong
cedfb17b18 fix too aggressive removal of vars that weren't completely unused 2021-11-19 22:49:35 +01:00
Irmen de Jong
fa4c83df6b added 3 tests for discovered problems 2021-11-18 23:55:20 +01:00
Irmen de Jong
42c8720e8b fix float rounding tests 2021-11-18 22:54:49 +01:00
Irmen de Jong
b334d89715 refactor and fix the way memory addresses are checked to be in IO space or regular ram 2021-11-18 22:47:58 +01:00
Irmen de Jong
4f5d36a84d optimization added: bitwise operations with a negative constant number -> replace the number by its positive 2 complement 2021-11-18 02:51:42 +01:00
Irmen de Jong
fa11a6e18b removed faulty and too aggressive assembly optimization of double-store 2021-11-18 01:43:22 +01:00
Irmen de Jong
4c82af36e6 fix improperly changed behavior about =0 initializer 2021-11-18 00:17:22 +01:00
Irmen de Jong
dafa0d9138 fix compiler crash bug due to reused ast expression nodes. Now all (relevant) Nodes have a copy() function to make a clone. 2021-11-17 23:05:59 +01:00
Irmen de Jong
2e0450d7ed fix bug where variable=0 initializer was forgotten if vardecl is followed by an augmented assignment 2021-11-17 22:31:43 +01:00
Irmen de Jong
f48d6ca9f8 simplified NumericLiteral to always just contain a Double instead of a Number for the value 2021-11-16 23:52:54 +01:00
Irmen de Jong
1f60a2d8b9 comments 2021-11-15 01:30:12 +01:00
Irmen de Jong
5fd83f2757 version 7.3 2021-11-14 22:55:13 +01:00
Irmen de Jong
c80df4140b until-loop condition now also simplified to avoid stack-eval 2021-11-14 22:51:02 +01:00
Irmen de Jong
53e1729e2f introduce option to use internal scratch variables via prog8_lib definitions (ony for compiler, not for user code!) 2021-11-14 16:01:54 +01:00
Irmen de Jong
ab2d1122a9 conditional expressions are optimized more intelligently (simple ones are not split off in separate assignments) 2021-11-14 12:38:56 +01:00
Irmen de Jong
5190594c8a added several more assembly-level optimizations to remove redundant instructions 2021-11-14 12:23:46 +01:00
Irmen de Jong
c858ceeb58 compiler shouldn't use cx16.r15 as temp var 2021-11-14 02:38:59 +01:00
Irmen de Jong
f0f52b9166 optimize typecasted binary expression to avoid even more estack use. also fix wrong parent crash in removal of unused variable's assignments. 2021-11-13 14:22:37 +01:00
Irmen de Jong
00c6f74481 tweak temp float 2021-11-13 12:56:59 +01:00
Irmen de Jong
2177ba0ed2 added signed versions of the cx16 virtual registers 2021-11-13 02:42:21 +01:00
Irmen de Jong
3483515346 preparing for more optimizations 2021-11-12 23:23:51 +01:00