Commit Graph

3596 Commits

Author SHA1 Message Date
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
dcdd4b3255 found bug in comparison expr codegen 2022-08-22 23:16:56 +02:00
Irmen de Jong
fc0a0105b3 move memoryslab administration from allocator to symboltable 2022-08-21 19:48:56 +02:00
Irmen de Jong
f3960d21a8 fix xmlwriter 2022-08-21 19:12:01 +02:00
Irmen de Jong
a44d853c1b added memoryslabs to symboltable 2022-08-21 19:05:01 +02:00
Irmen de Jong
6b41734d6a check memory() calls before entering codegen 2022-08-21 19:02:34 +02:00
Irmen de Jong
c33dc0f3be version 2022-08-21 14:37:10 +02:00
Irmen de Jong
bb5ffb24a8 add IDEA antlr parser build info to documentation 2022-08-21 13:32:31 +02:00
Irmen de Jong
a878c9a61d add some documentation to the psg module 2022-08-19 22:17:23 +02:00
Irmen de Jong
6454bf8ec4 added mouse cursor to amiga example
slightly sped up text rendering in gfx2 highres mode
2022-08-16 04:25:59 +02:00
Irmen de Jong
40aa733ea7 clearer name 2022-08-15 20:55:35 +02:00
Irmen de Jong
f37a822725 move 2022-08-14 13:17:03 +02:00
Irmen de Jong
f249ccd414 added asm optimization for same pointer index 2022-08-14 12:50:46 +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
d8e18df3a1 added c64 starfield example 2022-08-14 12:02:23 +02:00
Irmen de Jong
78d3d9d27d vm: get rid of jumpi traces, fix IR value issue with STOREIX 2022-08-13 20:00:13 +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
b6eef3612f added some ported bench8 test programs 2022-08-12 22:08:27 +02:00
Irmen de Jong
666d62dd7a fix cx16.r0 base address to be $04 on the C-64, and fix zeropage duplicate free addresses 2022-08-12 17:49:31 +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
e560e2ab3f vm instructions now contain info on input/output registers 2022-08-07 18:49:16 +02:00
Irmen de Jong
1e441c2ddf tweak vm codegen 2022-08-07 13:45:03 +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
f718f4251b working on better encoding of romsub in new ast/vmtarget 2022-08-07 12:21:10 +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
197081f10d keyboardhandler 2022-08-04 23:04:16 +02:00
Irmen de Jong
00b717cde8 tweak 2022-08-04 18:35:10 +02:00
Irmen de Jong
34aa917ca4 allow bool return type (and arguments) for asmsub / romsub 2022-08-02 23:07:42 +02:00
Irmen de Jong
a38ddcb364 diskio use other filename buffer to avoid always having large buffer 2022-08-02 00:58:32 +02:00
Irmen de Jong
5b9576df4e added diskio.send_command()
diskio now reuses some buffer internally for file names to save some memory
2022-08-01 22:59:27 +02:00
Irmen de Jong
310219e5d7 make sure memory slabs block is at the bottom of the asm file to not allocate needless space in the resulting prg 2022-07-31 15:37:36 +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
90ddec2ad8 avoid multiple change events in watch mode
added bsieve example
2022-07-31 11:58:27 +02:00
Irmen de Jong
f6b03d5a78 added diskio.diskname(), improved error checking in diskio.directory() 2022-07-30 13:35:42 +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
f2d27403c5 add string.endswith() to efficiently test for a suffix without copying
add string.startswith() to efficiently test for string prefix without copying
2022-07-21 00:38:30 +02:00
Irmen de Jong
473efbe67a tweaks 2022-07-17 22:09:56 +02:00
Irmen de Jong
aeabf0f324 nicer colors 2022-07-17 21:37:15 +02:00