Commit Graph

1512 Commits

Author SHA1 Message Date
Irmen de Jong
e7b631b087 allow comment lines inside array initializer value 2023-06-27 23:30:37 +02:00
Irmen de Jong
a9f5dc036c fix cpu stack corruption in array assignment codegen 2023-06-27 18:49:49 +02:00
Irmen de Jong
0a83b51e00 allow more curly brace styles 2023-06-27 01:59:22 +02:00
Irmen de Jong
eab63ecc6c allow curly brace on next line also after subroutine and when 2023-06-27 01:29:25 +02:00
Irmen de Jong
b0794cf35e added hiram bank number to -varshigh 2023-06-27 00:27:34 +02:00
Irmen de Jong
eae41de27d improve errors generated for undefined symbols 2023-06-25 15:19:51 +02:00
Irmen de Jong
e9163aa3a7 added cx16.save_virtual_registers() and cx16.restore_virtual_registers() 2023-06-24 21:04:47 +02:00
Irmen de Jong
8c617515ba don't prefix 3-letter symbols too aggressively (could cause some compilation errors) 2023-06-23 23:36:59 +02:00
Irmen de Jong
04e4e71f2e uword == str is now possible (sugar for string.compare) 2023-06-22 00:20:30 +02:00
Irmen de Jong
a587482edf optimize dangling else 2023-06-18 13:46:02 +02:00
Irmen de Jong
ff7f3484e4 atan 2023-06-17 23:01:47 +02:00
Irmen de Jong
c0b398e0ce add various math.atan() routines 2023-06-17 00:43:33 +02:00
Irmen de Jong
ba25b7fee6 fix diskio.diskname(). cx16: add diskio.curdir() 2023-06-07 22:38:51 +02:00
Irmen de Jong
380f557c45 vm: implement split incr/decr 2023-06-03 22:22:13 +02:00
Irmen de Jong
9314c346da -target option is now required; c64 no longer the default 2023-06-03 19:14:45 +02:00
Irmen de Jong
bfaad1388c IR: handle split arrays without new custom opcodes 2023-06-03 01:51:02 +02:00
Irmen de Jong
bb35a80177 %option splitarrays now also at module level 2023-05-31 21:50:41 +02:00
Irmen de Jong
24fc95ac81 fix atari target syslib 2023-05-31 20:58:00 +02:00
Irmen de Jong
bb9d29b061 fix an array literal assignment type error for word arrays 2023-05-30 22:46:37 +02:00
Irmen de Jong
b9d8ec1463 add -splitarrays command line option 2023-05-30 19:08:34 +02:00
Irmen de Jong
bbc02752c9 use split word arrays in various examples, fix codegen issue, docs 2023-05-29 15:34:33 +02:00
Irmen de Jong
82898f7bba fix some split array issues in 6502 codegen 2023-05-28 22:24:56 +02:00
Irmen de Jong
3ac9036c79 more split array stuff for 6502 2023-05-27 22:44:45 +02:00
Irmen de Jong
c94e292176 more split array stuff 2023-05-27 12:47:11 +02:00
Irmen de Jong
52a77db60f adding split array type 2023-05-26 19:11:07 +02:00
Irmen de Jong
0c94e377fc Merge branch 'v8_maintenance' 2023-05-21 16:09:31 +02:00
Irmen de Jong
c69c17de42 cx16 avoid ram bank issue with RDTIM in sys.wait() and c64.RDTIM16() 2023-05-21 15:03:33 +02:00
Irmen de Jong
7215efe167 fix expr eval error in certain situations
such as pokew() with 2 complex operands
2023-05-20 17:42:35 +02:00
Irmen de Jong
b43223cb7a added clamp() builtin function and floats.clampf() 2023-05-17 23:12:58 +02:00
Irmen de Jong
1af38e62bc removed floats.fabs() and floats.sqrt()/fsqrt() 2023-05-17 00:46:15 +02:00
Irmen de Jong
f37f062cdc fix for loop pre-check 2023-05-17 00:33:55 +02:00
Irmen de Jong
7e734214dc v8_maintenance branch made 2023-05-15 23:01:43 +02:00
Irmen de Jong
630c8a5faa IR: fix romsub encoding 2023-05-14 18:08:06 +02:00
Irmen de Jong
905921a684 IR: new (sys)call instructions that encapsulate the full subroutine call
to fix the bugs resulting from nesting subroutine calls (as param to another call etc)
2023-05-14 15:20:25 +02:00
Irmen de Jong
bff3c4f95c IR now converts IRInlineAsmChunk (of type IR) into regular code chunks directly.
.p8ir files usually won't contain <INLINEASM> nodes any longer
2023-05-09 21:04:31 +02:00
Irmen de Jong
4c8898a639 fix typecheck crash on certain byte to word assignments 2023-05-08 23:02:48 +02:00
Irmen de Jong
97df33ab1a IR: fix byte to word assignment not doing value extension 2023-05-08 22:47:00 +02:00
Irmen de Jong
d5d6dd3614 optimize typecast expr 2023-05-08 03:30:14 +02:00
Irmen de Jong
6c233c6a0a optimize add/sub expr 2023-05-08 02:41:34 +02:00
Irmen de Jong
6db715d879 optimize multiplication expr 2023-05-08 02:10:54 +02:00
Irmen de Jong
ab02e8a546 optimize more carry flag assembly 2023-05-07 23:55:34 +02:00
Irmen de Jong
8cbfe64f19 optimize some carry flag assembly 2023-05-07 23:27:49 +02:00
Irmen de Jong
68336a76c5 optimized word comparison expressions 2023-05-07 20:40:48 +02:00
Irmen de Jong
393e914a86 optimized word equality comparison expressions 2023-05-07 18:55:17 +02:00
Irmen de Jong
ffb54110e9 optimized byte comparison expressions 2023-05-07 15:15:58 +02:00
Irmen de Jong
f465b2e2a0 some improvements to IR peephole optimizer 2023-05-02 00:29:04 +02:00
Irmen de Jong
9cdd5fe7f2 fix byte to word sign extension error in certain cases 2023-04-29 17:14:50 +02:00
Irmen de Jong
5b2d29bef6 improved and added a few system routines for the cx16 2023-04-18 23:20:28 +02:00
Irmen de Jong
efd7d6f0c0 tweak IR call args setting now via special SETPARAM instruction 2023-04-14 02:10:39 +02:00
Irmen de Jong
7c1d5cadd7 fix sort and reverse on strings on 6502 codegen 2023-04-10 19:33:24 +02:00
Irmen de Jong
dd1592b03b ir syscalls args via stack instead of fixed r65500+ 2023-04-10 18:02:37 +02:00
Irmen de Jong
9b952fbc44 tweaking IR instruction set branch instructions 2023-04-09 22:17:19 +02:00
Irmen de Jong
5665a7f0cb also track ir reg types 2023-04-07 22:24:17 +02:00
Irmen de Jong
4a0f15eb88 some loose ends 2023-04-06 21:19:21 +02:00
Irmen de Jong
d8214d4f12 fix IR array indexing for newexpr 2023-04-03 03:13:35 +02:00
Irmen de Jong
47d0f0ea40 implement missing operators in IR code gen 2023-04-01 02:29:33 +02:00
Irmen de Jong
d936568b76 added divmod() and divmodw() builtin functions to efficiently compute division and remainder in a single call 2023-03-29 23:46:44 +02:00
Irmen de Jong
01461a196d implementing optimized comparisons 2023-03-25 00:08:21 +01:00
Irmen de Jong
04832f052a working on doing comparison codegen differently 2023-03-25 00:08:21 +01:00
Irmen de Jong
d265271148 fix rpn variable depth clobber and type error 2023-03-20 22:18:10 +01:00
Irmen de Jong
b40e397b28 fix rpn result type mismatch 2023-03-20 00:58:48 +01:00
Irmen de Jong
df2d7d4734 fix RPN comparison exprs 2023-03-19 16:08:48 +01:00
Irmen de Jong
374464a1f8 weird condition operator... 2023-03-19 01:32:20 +01:00
Irmen de Jong
6e4ae034b2 more Rpn optimizations 2023-03-19 00:48:12 +01:00
Irmen de Jong
52b560e72d more Rpn optimizations 2023-03-18 19:13:32 +01:00
Irmen de Jong
9b971ad222 fix PeekW and PokeW optimizations 2023-03-18 17:36:32 +01:00
Irmen de Jong
3613162d09 fix RPN string comparisons 2023-03-18 16:55:03 +01:00
Irmen de Jong
94c06e13f4 implementing Rpn optimizations 2 2023-03-18 12:43:45 +01:00
Irmen de Jong
e8bebe5a75 implementing Rpn optimizations 2023-03-18 01:13:02 +01:00
Irmen de Jong
9241479da4 add "-rpn" command line switch to transform exprs to RPN in codegen 2023-03-17 22:28:22 +01:00
Irmen de Jong
92276b5769 IR fix unneeded register allocated for array indexing with variable 2023-03-14 21:24:44 +01:00
Irmen de Jong
f350137a14 fix array in place assignments
fixes balls and snow examples amongst others
2023-03-10 04:07:50 +01:00
Irmen de Jong
6c34672549 array in-place assignment problem 2023-03-10 02:02:47 +01:00
Irmen de Jong
d9e4f39ddc memset BSS section to zero all at once, less individual var=0 assigns 2023-02-21 00:26:21 +01:00
Irmen de Jong
92a07b87d2 clearer 2023-02-20 02:32:36 +01:00
Irmen de Jong
adc15c24ef introduce bss segments 2023-02-19 18:12:37 +01:00
Irmen de Jong
9ca6860ffa tweak 2023-02-19 15:08:16 +01:00
Irmen de Jong
fe29d8a23f tweak codegen of inline sub 2023-02-09 21:59:09 +01:00
Irmen de Jong
c75b1581d2 lookup via new ST 2023-02-05 01:15:23 +01:00
Irmen de Jong
109e118aba fix sub return register 2023-02-03 21:16:44 +01:00
Irmen de Jong
e94319145f test 2023-01-26 01:41:44 +01:00
Irmen de Jong
48c9349ce9 working on codegen fixes 2023-01-25 01:57:25 +01:00
Irmen de Jong
9b209823f6 simple test 2023-01-22 17:10:52 +01:00
Irmen de Jong
bf0604133c fix error in IR for inline asm and BSS vars. 2022-12-04 16:48:44 +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
17bedac96c vm: memory is randomized on start instead of 0. P8ir file now has BSS segment. Vm clears BSS vars to 0. 2022-12-03 17:46:06 +01:00
Irmen de Jong
f470576822 it's now possible to use symbols that are the same name as 6502 instructions
because these are now prefixed internally before generating assembly.
2022-11-30 18:39:56 +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
c21913a66b ir: keep order of children in block 2022-11-22 02:04:24 +01:00
Irmen de Jong
d8e87bd881 make uword xx = 1<<shift into a word shifting 2022-11-16 01:39:34 +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
00c059e5b1 adding cx16/adpcm example 2022-11-15 01:17:28 +01:00
Irmen de Jong
9d7b9771c2 p8ir file format is now valid XML 2022-11-11 23:35:52 +01:00
Irmen de Jong
3dcf628fdb fixed subroutine name shadow check 2022-11-10 22:51:37 +01:00
Irmen de Jong
e614e9787a ir: write values as hex into p8ir file 2022-11-08 21:59:05 +01:00
Irmen de Jong
5d4bfffc7e float.rndseedf() now takes float seed value and is consistent for all CBM compilation targets 2022-11-06 22:53:57 +01:00
Irmen de Jong
7315b581ce added gfx2.pget(x,y) to get the pixel color value 2022-11-06 13:40:55 +01:00
Irmen de Jong
38efaae7b2 ir/vm: syscall params in high base register to avoid push/pop 2022-11-06 12:52:09 +01:00
Irmen de Jong
469e042216 vm: replaced prog8_lib.string_compare and others with syscalls 2022-11-04 23:12:13 +01:00
Irmen de Jong
0f1a4b9d8f fixed certain type check error when passing boolean value to ubyte function parameter
fixed virtual machine string comparison syscall
2022-11-03 23:06:03 +01:00
Irmen de Jong
7303c00296 vm: prog8lib.wordarray_contains() fixed 2022-11-03 22:48:47 +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
144c1ba3a6 ir: fix float instruction value in formatspec 2022-11-03 19:08:38 +01:00
Irmen de Jong
dc0edc4c2b break also in for 2022-10-29 23:34:59 +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
e9a4a905ef preparing to fix the array indexing compiler issue 2022-10-26 23:53:17 +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
ec5adffdc2 rnd()/rndf() routines can now be seeded with new rndseed()/rndseedf() routines. fixes #80 2022-10-22 13:34:22 +02:00
Irmen de Jong
53b0b562e6 fix check for routine that returns multiple values but in status bit. Fixes #79 2022-10-19 23:23:49 +02:00
Irmen de Jong
39d6d2857e ir: change inline binary a bit 2022-10-04 00:57:08 +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
5a8f97a0b6 ir: adding last missing features to be able to encode all of Prog8 2022-09-30 16:01:00 +02:00
Irmen de Jong
0d4dd385b8 added '%ir' to write inline IR code, '%asm' is now only for real 6502 assembly.
(%ir is probably only used in the library modules for the virtual machine target)
2022-09-30 15:12:26 +02:00
Irmen de Jong
7c1bdfe713 ir: uninitialized vars remain empty, bss section classifier (unused for now as there are no segements yet) 2022-09-28 16:56:50 +02:00
Irmen de Jong
1d2ce2cbeb consolidate IR line parse function 2022-09-27 18:02:57 +02:00
Irmen de Jong
1a56743bb1 fix IR repeat loop codegen when amount is 0 2022-09-25 20:48:17 +02:00
Irmen de Jong
ca2fb6cef3 IR no longer depends on VM syscalls but has its own syscall list for the few builtin functions that still require it 2022-09-23 14:27:51 +02:00
Irmen de Jong
11d87e4725 VM: support cpu registers 2022-09-19 17:13:46 +02:00
Irmen de Jong
627ed51a1b IR: mem mapped vars and memory slabs 2022-09-19 15:20:40 +02:00
Irmen de Jong
2f3e7d1c27 IR support for storing incbins and romsubs 2022-09-17 16:07:41 +02:00
Irmen de Jong
0e831d4b92 fix superfluous usage of addressOf() 2022-09-16 00:31:04 +02:00
Irmen de Jong
6428ced157 added subroutine params to IRSubroutine 2022-09-13 23:06:05 +02:00
Irmen de Jong
30a42ec1bd IR tweak 2022-09-13 23:06:05 +02:00
Irmen de Jong
aacea3e9db incbin in IR 2022-09-13 23:06:05 +02:00
Irmen de Jong
6886b61186 also output inline asm chunks 2022-09-13 23:06:05 +02:00
Irmen de Jong
0744c9fa29 properly flatten label names for the IR code 2022-09-13 23:06:05 +02:00
Irmen de Jong
502a665ffc getting address-of into IR without allocations 2022-09-13 23:06:05 +02:00
Irmen de Jong
3c315703c0 making IR file reader 2022-09-13 23:06:05 +02:00
Irmen de Jong
12ed07a607 comments 2022-09-13 23:06:05 +02:00
Irmen de Jong
97f4316653 rename IR classes 2022-09-13 23:06:05 +02:00
Irmen de Jong
a182b13e5a fixup for memoryslabs 2022-09-13 23:06:05 +02:00
Irmen de Jong
80b630a1e4 added memoryslabs to symboltable 2022-09-13 23:06:05 +02:00
Irmen de Jong
475efbe007 steps to make actual IR based on VM code. For now, as experimental codegen. 2022-09-13 23:06:05 +02:00
Irmen de Jong
176ec8ac7d fix 6502 codegen bug: complex comparison expression is evaluated wrong.
Fixed by reintroducing splitting of comparison expression in if statements by using a temporary variable and/or register to precompute left/right values.
2022-08-23 00:05:57 +02:00
Irmen de Jong
fc0a0105b3 move memoryslab administration from allocator to symboltable 2022-08-21 19:48:56 +02:00
Irmen de Jong
7ef4ddf0f3 fixed operator precedence: bitwise must come before comparisons 2022-08-14 12:34:00 +02:00
Irmen de Jong
0aa0ec5abd fix c64 zeropage locations of cx16 virtual registers 2022-08-13 00:14:19 +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
4d840c7db8 optimized mkword(0, X) 2022-08-11 22:51:09 +02:00
Irmen de Jong
4d2b21816d optimized uword <<8 and >>8 2022-08-11 22:25:15 +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
ac1bd2fb7b virtual: properly output "memmapped" variables too
still as regular variables though
2022-08-08 20:42:17 +02:00
Irmen de Jong
4b7b1379d9 also binexpr split on and,or,xor if appropriate 2022-08-08 00:09:18 +02:00
Irmen de Jong
1e441c2ddf tweak vm codegen 2022-08-07 13:45:03 +02:00
Irmen de Jong
f718f4251b working on better encoding of romsub in new ast/vmtarget 2022-08-07 12:21:10 +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
f531daa872 on C64, the cx16.r0...cx16.r15 virtual regs are now in zeropage as well when using kernalsafe or full 2022-07-28 19:13:33 +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
05f935b598 simplify & fix recursion detector 2022-07-22 22:22:43 +02:00
Irmen de Jong
7d4695c5b2 cx16: graphics module y resolution corrected from 200 to 240. added 'cx16/circles' example. 2022-07-17 18:59:52 +02:00
Irmen de Jong
8e1071aa89 fix compiler crashes: txt.chrout("a"), uword[] a = ["ls", subroutine] without & before subroutine. 2022-07-15 23:17:03 +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
35af53828a fix endless loop in optimizer, fix cx16 register clobbering in psg interrupt handler, fix crash on certain arrays, fix undefined symbol when it's in another imported module 2022-07-13 18:42:06 +02:00
Irmen de Jong
10ddd5b127 fixed missing non-boolean operand cast in logical expressions 2022-07-12 22:28:06 +02:00
Irmen de Jong
edf12bec71 improve bool params typecasting, fix compiler crash on abs(floatvar) 2022-07-12 17:52:37 +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
68da661edc optimize comparison to true/1 into comparison to zero, optimize while/until conditions 2022-07-11 16:42:52 +02:00
Irmen de Jong
88cbb6913d tweak bool type handling 2022-07-11 14:55:50 +02:00
Irmen de Jong
7a26646e1b tweak bool type handling 2022-07-11 02:08:12 +02:00
Irmen de Jong
211e2bb37a improved bool type checking 2022-07-08 22:29:13 +02:00
Irmen de Jong
d2d08bf143 fix compiler error about bool vs ubyte 2022-07-08 22:03:05 +02:00
Irmen de Jong
8acb37b6c2 use bool type in examples and libraries 2022-07-08 21:50:32 +02:00
Irmen de Jong
1dfa8ee7d8 add ARRAY_BOOL array type 2022-07-07 23:07:30 +02:00
Irmen de Jong
1163543a98 fix bool param lookup problem 2022-07-07 22:23:56 +02:00
Irmen de Jong
bdb7de34be added several compiler checks against weird boolean type use in expressions 2022-07-07 22:23:56 +02:00
Irmen de Jong
9500fc11ac document new bool datatype and removal of boolean() conversion function 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
cc41218d37 added nicer vm example 2022-07-03 00:41:04 +02:00
Irmen de Jong
b2c9b7635d revert restriction on certain associative operator reshuffling
it caused larger generated code
2022-07-02 13:59:24 +02:00
Irmen de Jong
24d13dd120 fix problematic optimizations to logical expressions 2022-07-02 00:56:24 +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
8e36fe6bef temporary workaround for code problem around 'not' 2022-07-01 01:01:15 +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
97cb0cbd08 tweak "not" removal/rewriting 2022-06-30 02:16:30 +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
06184bdcb1 get rid of failed mccarthy shortcut evaluation 2022-06-27 21:44:52 +02:00
Irmen de Jong
af98d01053 failed attempt at McCarthy shortcut evaluation 2022-06-27 21:40:48 +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
5656ec11d3 fix missing abs(byte) routine 2022-06-24 01:51:54 +02:00
Irmen de Jong
eb53e44cb0 zsound stream test 2022-06-24 01:51:33 +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
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
dca092fd7c fix pipe expression when start term is constant number 2022-06-12 16:59:28 +02:00
Irmen de Jong
c6e92ecac4 some code cleanup 2022-06-12 16:15:08 +02:00
Irmen de Jong
f537793b0b added zsound demo player example (cx16) 2022-06-08 23:57:01 +02:00
Irmen de Jong
f7183e38ee tweak trivial subroutine inlining 2022-06-08 21:05:03 +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