Commit Graph

116 Commits

Author SHA1 Message Date
Irmen de Jong
c07eda15b1 adding min() and max() 2023-05-02 01:19:53 +02:00
Irmen de Jong
f465b2e2a0 some improvements to IR peephole optimizer 2023-05-02 00:29:04 +02:00
Irmen de Jong
0bea721c2e docs 2023-04-27 01:26:25 +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
b55be093be tweak IR 2023-04-11 22:48:20 +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
9b37ac483f vm fix str to word conversion
ir SYSCALL puts result(s) on value stack,  instead of on hardcoded r0, r1
2023-04-10 16:26:42 +02:00
Irmen de Jong
090820958e ir divmod returns its results on valuestack, to keep consistency with the rule that only 1 register can be a returnvalue 2023-04-10 15:26:30 +02:00
Irmen de Jong
ac21e1be5c vm syscall instruction no longer fixed to r0 2023-04-10 13:44:05 +02:00
Irmen de Jong
5196443b26 fix 2023-04-10 12:16:52 +02:00
Irmen de Jong
c8531cbeb1 remove unused variables from IR output 2023-04-09 23:09:30 +02:00
Irmen de Jong
9b952fbc44 tweaking IR instruction set branch instructions 2023-04-09 22:17:19 +02:00
Irmen de Jong
ccdf05e922 tweaking IR instruction formats 2023-04-09 16:12:16 +02:00
Irmen de Jong
c3d74f2ae9 fix golden ram area for x16, remove romsub restriction
note: romsubs still won't work in the VM but at least they compile again
2023-04-08 00:40:52 +02:00
Irmen de Jong
f47498888c optimize imports 2023-04-07 22:34:23 +02:00
Irmen de Jong
5665a7f0cb also track ir reg types 2023-04-07 22:24:17 +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
1fa2e2e37d 3rd party library versions upgrades 2023-03-26 21:36:21 +02:00
Irmen de Jong
199adbbcf0 IR: don't allow to have 2 same registers on instructions 2023-03-14 00:45:41 +01:00
Irmen de Jong
78a097585d new IR call and return instructions to deal with returnregisters 2023-03-12 21:54:59 +01:00
Irmen de Jong
39132327cc added optimizer for IR code
with two very simple optimizations
2023-03-12 20:30:51 +01:00
Irmen de Jong
589948c7f4 fix IR translateIfElseNonZeroComparison for ints + floats 2023-03-07 23:07:51 +01:00
Irmen de Jong
95f498ba9b fix IR translateIfElseZeroComparison for ints + floats 2023-03-07 21:26:34 +01:00
Irmen de Jong
fd07ae5225 fix various IR file and symboltable issues 2023-03-07 19:40:11 +01:00
Irmen de Jong
448d176c24 fix vm crash on empty string 2023-03-04 15:35:54 +01:00
Irmen de Jong
fd269453a4 todos 2023-03-04 14:14:01 +01:00
Irmen de Jong
435b9d8973 get rid of 'noreinit' option for now, because it resulted in unreliable code 2023-02-20 23:29:16 +01:00
Irmen de Jong
92a07b87d2 clearer 2023-02-20 02:32:36 +01:00
Irmen de Jong
c3c82282ba reinitGlobals option is clearer than the inverse 2023-02-19 19:09:29 +01:00
Irmen de Jong
dddf9a9396 remove explicit 'bss' from St var, changed to 'uninitialized' 2023-02-19 16:50:06 +01:00
Irmen de Jong
9ca6860ffa tweak 2023-02-19 15:08:16 +01:00
Irmen de Jong
aaf375a57b move some utility methods into Pt Ast nodes itself 2023-02-16 22:45:35 +01:00
Irmen de Jong
5c3f41f64d reintroduce explicit PtAugmentedAssign ast node 2023-02-15 22:54:32 +01:00
Irmen de Jong
75bd66326a fix variable zpwish 2023-02-11 15:18:57 +01:00
Irmen de Jong
30d20a453b tweak SymbolTable and fix its unittest 2023-02-09 22:58:21 +01:00
Irmen de Jong
c75b1581d2 lookup via new ST 2023-02-05 01:15:23 +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
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
bf0604133c fix error in IR for inline asm and BSS vars. 2022-12-04 16:48:44 +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
c21913a66b ir: keep order of children in block 2022-11-22 02:04:24 +01:00
Irmen de Jong
91fdb3e2d4 ir: store labels in blocks, but still useless 2022-11-17 00:37:45 +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
d08451bccc ir: Block can now contain inline binary 2022-11-12 20:17:23 +01:00
Irmen de Jong
d8e785aed0 ir: fix too greedy chunk removal 2022-11-12 19:56:54 +01:00