Apple-2-SW/prog8
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3,628 Commits 3 Branches 108 Tags 51 MiB
1152191f48
Commit Graph

165 Commits

Author SHA1 Message Date
Irmen de Jong
1152191f48 add optimization: replace simple for loops by repeat loop 2023-03-15 21:11:37 +01:00
Irmen de Jong
fd25e85d59 added unroll loop construct 2023-03-14 23:37:49 +01:00
Irmen de Jong
dc32318cec fix possible string error on inlined subroutines 2023-03-12 18:16:48 +01:00
Irmen de Jong
ebd9f1471b fix crash when using const word as pointer and implement 2 missing assign codegen paths 2023-03-11 15:39:03 +01:00
Irmen de Jong
a636d3f394 give correct error on attempt to const array 2023-03-10 23:46:13 +01:00
Irmen de Jong
96996bf18e be less aggressive with translating adds/subs into auto inc/decrements, to avoid code bloat 2023-03-10 23:01:55 +01:00
Irmen de Jong
b7a6f3ec75 fix compiler not optimizing x+=1 into x++ anymore 2023-03-10 02:45:25 +01:00
Irmen de Jong
fc253237c9 fix issues with reporting inlined subroutines as unused 2023-03-07 23:47:14 +01:00
Irmen de Jong
1436480eab added a few more comparison expression optimizations 2023-03-04 16:01:40 +01:00
Irmen de Jong
fd269453a4 todos 2023-03-04 14:14:01 +01:00
Irmen de Jong
540b3ae2f4 tweak BinaryExpression splitting 2023-02-28 21:45:38 +01:00
Irmen de Jong
fb9902c536 avoid const fold loop on const bool thing=true 
fixes #97
 2023-02-22 21:27:08 +01:00
Irmen de Jong
bceaebe856 fix crash on sort/reverse unused arrays 
fixes #95
 2023-02-14 00:26:29 +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
b526e132a7 better warning + don't remove non-trivial initializer expression for unused variables 2022-12-24 17:22:30 +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
0694a187d7 unsigned>0 now optimized into unsigned!=0 2022-12-12 20:37:57 +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
df1793efbf fixed: word << 12 is suddenly an uword (with optimizer on) 2022-11-15 03:00:41 +01:00
Irmen de Jong
8f3aaf77a1 fix optimizer hanging on uword xx :: xx >>= 8 / xx=msb(xx) 2022-11-15 01:40:13 +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
5b35232ab4 fix "fpReg1 out of bounds" crash for vm target for in-place float array assignment. #85 2022-10-29 17:04:39 +02:00
Irmen de Jong
6830e15b4e print warning when bit shifts are too large and result in 0. #83 2022-10-29 15:23:39 +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
101b33c381 split intermediate representation into separate module 2022-09-13 23:06:05 +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
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
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
93ce74eeb1 removed problematic expression "simplifications" (that introduced arbitrary r9 temp register usage) 2022-08-07 12:26:11 +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
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
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
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
bdb7de34be added several compiler checks against weird boolean type use in expressions 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
7fff4f249d optimize msb(cx16.r0) -> cx16.r0H, lsb(cx16.r0) -> cx16.r0L 2022-07-02 21:38:22 +02:00
Irmen de Jong
25aad8d7be improve const-evaluation of builtin expressions 2022-07-02 16:29:01 +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
97cb0cbd08 tweak "not" removal/rewriting 2022-06-30 02:16:30 +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
435d6f6f3f vm: and/or/xor/not are all bitwise operations again 2022-06-28 03:17:51 +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
f7183e38ee tweak trivial subroutine inlining 2022-06-08 21:05:03 +02:00
Irmen de Jong
46ca0ac10d properly optimize X - -1 and X + -1, this also fixes type change of ubyte - 2 + 10 2022-06-05 15:35:29 +02:00