Commit Graph

3521 Commits

Author SHA1 Message Date
Irmen de Jong
bbf6357222 remove workaround for black cursor at boot as this was recently fixed in the kernal rom. 2023-01-17 23:27:27 +01:00
Irmen de Jong
dc16629c24 todo 2023-01-04 23:57:59 +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
7a27fbc001 add params for future changes 2022-12-30 17:43:55 +01:00
Irmen de Jong
ee0dbdad35 don't reshuffle 'start' routine to the top. Fixes zsound examples. 2022-12-30 17:12:01 +01:00
Irmen de Jong
9225f88f89 diskio comments 2022-12-30 15:49:53 +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
f5b202d438 fix ast type error in float cast to bool 2022-12-28 22:18:21 +01:00
Irmen de Jong
a7df094ff4 don't allow ~ on booleans, also introduce SZ and SNZ instructions in IR to complete the conditional-set instruction list. 2022-12-28 21:19:38 +01:00
Irmen de Jong
1e6fa77633 ir: 4 new instructions to branch on signed <0, >0, <=0, >=0 2022-12-28 13:14:20 +01:00
Irmen de Jong
eb4cff202c removed redundant branch opcodes in IR: BLT(S), BLE(S). Just use swapped BGT(S), BGE(S). 2022-12-28 12:41:05 +01:00
Irmen de Jong
7ee777f405 vm/ir: for loop is now correctly skipped if loopvar>endvar
this is different still in the 6502 codegen, where it wraps around $00!
2022-12-27 18:12:41 +01:00
Irmen de Jong
81bd5c784e don't remove consecutive assigns to IO space location 2022-12-24 18:01:54 +01:00
Irmen de Jong
b526e132a7 better warning + don't remove non-trivial initializer expression for unused variables 2022-12-24 17:22:30 +01:00
Irmen de Jong
1860f66de5 allow "x not in array" as equivalent to "not x in array"
update antlr parsing lib
2022-12-23 17:59:56 +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
d0e6a2eb8b fix compiler crash on hoisting certain vardecls from inner scopes 2022-12-22 18:49:53 +01:00
Irmen de Jong
4e103a1963 making snow example more interesting 2022-12-22 13:04:26 +01:00
Irmen de Jong
475e927178 version 8.8 2022-12-17 23:00:49 +01:00
Irmen de Jong
ca7932c4f0 no longer do return value optimization with tempvar, this caused invalid code sometimes. 2022-12-14 22:33:16 +01:00
Irmen de Jong
8ab47d3321 fix_autostart_square() now preserves X register correctly 2022-12-14 01:07:44 +01:00
Irmen de Jong
def7e87151 fixed silly if-goto expression code in IR codegen where it used too many branching instructions 2022-12-12 22:47:15 +01:00
Irmen de Jong
27568c2bef fixed silly code generated by some NOT-expressions (unused temporary) 2022-12-12 21:57:22 +01:00
Irmen de Jong
0694a187d7 unsigned>0 now optimized into unsigned!=0 2022-12-12 20:37:57 +01:00
Irmen de Jong
832601b36b workaround for black square issue at start 2022-12-11 11:48:41 +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
d1d0115aed removed unused option 'keepIR' 2022-12-09 18:44:44 +01:00
Irmen de Jong
c89e6ebfab clarify 2022-12-08 22:21:45 +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
a1d04f2aad added more $03xx vector definitions to C64/C128/CX16 syslib 2022-12-06 20:23:56 +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
f2273c0acc fix several FP rom routine addresses on cx16. 2022-12-03 19:56:54 +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
4831fad27a x16 emulators are now launched with PULSE_LATENCY_MSEC=10 env setting to mitigate static noise 2022-12-03 16:19:26 +01:00
Irmen de Jong
5e896cf582 preparing to add Golden RAM 2022-12-03 00:21:31 +01:00
Irmen de Jong
add3491c57 fix possible vardecl issue for prefixed params 2022-11-30 22:56:54 +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
3c698f1584 fileseek for writing not right now 2022-11-27 21:52:18 +01:00
Irmen de Jong
2fad52d684 the adpcm example can now read wav files directly (so no need anymore to extract the binary frame data from them) 2022-11-27 21:37:40 +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