Commit Graph

4368 Commits

Author SHA1 Message Date
Irmen de Jong
8d177beb78 fix possible register corruption when calling asmsubs that require Carry flag as a parameter 2023-09-24 14:03:31 +02:00
Irmen de Jong
1da0c59182 vm: remove BNER opcode -> CMP + BSTNE 2023-09-23 11:47:24 +02:00
Irmen de Jong
36e8f10d2b vm: remove BEQR opcode -> CMP + BSTEQ 2023-09-23 11:42:58 +02:00
Irmen de Jong
cdf5a8f20f vm: remove BNE opcode -> CMPI + BSTNE 2023-09-23 11:22:33 +02:00
Irmen de Jong
eb64d92333 vm: remove BEQ opcode -> CMPI + BSTEQ 2023-09-23 11:21:43 +02:00
Irmen de Jong
eb55da63ef weird 2023-09-23 11:21:17 +02:00
Irmen de Jong
918302f79b ir: fix possible crash in validity check about PREPARECALL 2023-09-23 01:35:18 +02:00
Irmen de Jong
9d7131d9f6 vm: setting status bits 2023-09-22 22:50:20 +02:00
Irmen de Jong
229c1114dd vm: fixed array initialization values with address-ofs 2023-09-19 23:54:18 +02:00
Irmen de Jong
885df9156f todo 2023-09-19 00:08:17 +02:00
Irmen de Jong
c319233ddc ir: added preparecall 'meta' instruction for functioncalls 2023-09-18 23:22:03 +02:00
Irmen de Jong
958b5c0780 Merge branch 'addrof-arrayelt'
# Conflicts:
#	docs/source/todo.rst
2023-09-18 04:48:45 +02:00
Irmen de Jong
880c0a5da8 allow taking address of array element 2023-09-18 04:37:41 +02:00
Irmen de Jong
237c6dc856 allow taking address of array element 2023-09-18 04:29:15 +02:00
Irmen de Jong
ccf6e32bf9 adding setlsb() and setmsb() builtin functions to 6502 codegen 2023-09-17 15:16:47 +02:00
Irmen de Jong
a1874f6f00 adding setlsb() and setmsb() builtin functions to 6502 codegen 2023-09-17 01:48:29 +02:00
Irmen de Jong
95e4490a8a adding setlsb() and setmsb() builtin functions 2023-09-15 02:39:16 +02:00
Irmen de Jong
31c132c2eb several optimizations and compiler error fix for @(&var) and @(&var+1) 2023-09-14 23:04:23 +02:00
Irmen de Jong
00b0ec58b4 update to Antlr 4.13.1 2023-09-14 21:11:55 +02:00
Irmen de Jong
a1d0e5bb65 added list of software to docs 2023-09-13 21:51:48 +02:00
Irmen de Jong
03e0d4b2e8 reducing expression codegen complexity (no longer splitting conditional expressions, and using r9 as temp var) 2023-09-13 01:08:42 +02:00
Irmen de Jong
6afdd4e6fd preparing next version 2023-09-12 21:53:49 +02:00
Irmen de Jong
b500a0d477 c64: added a couple of routines that calculate the correct memory locations for video ram and sprite pointers etc. based on current VIC-II memory setup.
the examples with sprites, now use it.
2023-09-08 21:27:38 +02:00
Irmen de Jong
dd2463a440 proper fix for the previous commit. + fix for i/o channel reset in diskio.f_seek()
it wasn't the adressing mode, it was that it assumed the pointer variable was always in zeropage (which might not be)
2023-09-07 22:17:46 +02:00
Irmen de Jong
23a8bebd9e fix invalid addressing mode on 6502 cpu for bytevalue +/- bytearray[i] 2023-09-07 21:40:07 +02:00
Irmen de Jong
3caf9108ad finalizing 9.4.1 release 2023-09-06 21:18:01 +02:00
Irmen de Jong
bde4be8231 fix VM indexed instructions to only use lsb part of the index 2023-09-06 02:44:04 +02:00
Irmen de Jong
0bbbb12ed2 fix bench8 examples 2023-09-05 23:40:54 +02:00
Irmen de Jong
b570bdaed7 fix codegen for array[i] += float expression 2023-09-05 22:38:52 +02:00
Irmen de Jong
8c0843cc87 fix an invalid 6502 instruction on c64 in certain float assignment 2023-09-05 21:54:52 +02:00
Irmen de Jong
31458ffd81 examples cleanup and improving c64 graphics module (shift bitmap to higher ram area) 2023-09-05 20:39:12 +02:00
Irmen de Jong
c15c10a94e fixed 'unroll CONSTANTEXPR' compiler errors 2023-09-05 01:03:35 +02:00
Irmen de Jong
9fca978725 optimized plasma examples even more 2023-09-05 00:23:50 +02:00
Irmen de Jong
b125901717 added cx16 plasma example 2023-09-04 23:54:13 +02:00
Irmen de Jong
eb018ae660 code optimization for bytearray[x] +/- bytearray[y]
use adc array,y or sbc array,y instead of tempvar
2023-09-04 23:01:53 +02:00
Irmen de Jong
7e5a9474fe improve plasma example 2023-09-04 20:35:43 +02:00
Irmen de Jong
525a9b5036 prepare parser to allow chained array indexing later 2023-09-03 19:06:47 +02:00
Irmen de Jong
c3fbdf34ca fixed c64 float problem 2023-09-03 16:40:10 +02:00
Irmen de Jong
48bd51e1a5 c64 float problem 2023-09-03 16:29:01 +02:00
Irmen de Jong
10d0b03a90 use less tempvars 2023-09-03 01:32:47 +02:00
Irmen de Jong
e1b3582f08 fix wordvar -= @(memory) 2023-09-03 01:12:26 +02:00
Irmen de Jong
95be1c9e22 fix optimized swapped in-place byte comparisons 2023-09-03 00:47:55 +02:00
Irmen de Jong
1ce8fe06d5 fix in-place <= for bytes 2023-09-03 00:01:11 +02:00
Irmen de Jong
15c649024e float problems on c64 2023-09-02 23:09:55 +02:00
Irmen de Jong
e97303c226 fix word multiplication to not clobber r0 and r1 anymore
This was causing corruption in certain programs such as the cx16/amiga example.
The problem was introduced in 9.4 with the new multiply_words routine
2023-09-02 20:52:16 +02:00
Irmen de Jong
3b786c819d avoid using temp var even more 2023-09-01 23:47:01 +02:00
Irmen de Jong
04959dbd8b optimize asm: don't use temp var for some additions 2023-09-01 22:24:17 +02:00
Irmen de Jong
5cd4b874ea tweak sprites module 2023-09-01 21:25:19 +02:00
Irmen de Jong
f14ea1b3de micro optimization to save 2 cycles: change some pha+pla into tax+txa 2023-09-01 20:37:24 +02:00
Irmen de Jong
9cc0cda0fb added sprites library module (cx16 only) 2023-09-01 17:35:07 +02:00