Commit Graph

1126 Commits

Author SHA1 Message Date
Irmen de Jong
fddd390d31 on the C64, if not using floats, disable basic ROM in startup to gain another 8Kb of RAM
MEMTOP is adjusted to $d000. This gives us 50 Kb of contiguous program RAM space. ($0801-$CFFF)
2024-11-04 22:11:44 +01:00
Irmen de Jong
e514eeba17 added c64.banks() and c64.getbanks() and c64 banking example 2024-11-04 20:14:30 +01:00
Irmen de Jong
85e87dfe2e consolidate @rombank and @rambank into just @bank 2024-11-03 21:15:11 +01:00
Irmen de Jong
0fc9aa6b2d cx16: romsubs of the audio routines now have the rom bank tag.
cx16: removed 'audio' module again, no longer needed to have these stubs
2024-11-03 18:35:10 +01:00
Irmen de Jong
155896c4c7 added @rombank and @rambank bank number tags on romsubs
on cx16 and c128 targets the compiler then automatically inserts a CALLFAR instead of a regular JSR to automatically do the bank switching.
2024-11-03 18:19:31 +01:00
Irmen de Jong
9f84aa5fb2 fix double %option merge problem where it deleted all of the blocks 2024-11-03 13:36:14 +01:00
Irmen de Jong
64ea72ed4d tweak plot 2024-11-01 21:56:27 +01:00
Irmen de Jong
ad074076c2 remove last references to gfx2 module 2024-11-01 18:41:36 +01:00
Irmen de Jong
4b23b1dc86 don't always import math automatically anymore 2024-11-01 03:39:52 +01:00
Irmen de Jong
9005c7994a added Linear Interpolation (LERP) functions: math.lerp(), floats.lerp(), floats.lerp_fast() 2024-11-01 02:05:48 +01:00
Irmen de Jong
09cbdf410a added diskio.exists(), made f_close_w() idempotent like f_close() already was 2024-10-31 21:25:22 +01:00
Irmen de Jong
df6a43c7f0 gfx_lores now has drawmode_eor() (used by Paint, for example) 2024-10-31 01:28:29 +01:00
Irmen de Jong
4ce130dc8b split up cx16.gfx2 module into gfx_lores and gfx_hires4 modules 2024-10-30 22:21:07 +01:00
Irmen de Jong
94d76aa82c cx16.vaddr(), vaddr_clone(), vaddr_autoincr(), vaddr_autodecr() now all reset vera's ADDRSEL back to 0 even if the configured port was 1 2024-10-30 21:40:58 +01:00
Irmen de Jong
73609636c5 gfx_lores.set_screen_mode() is now gfx_lores.graphics_mode()
adding all missing routines from gfx2 to gfx_lores
2024-10-30 21:39:37 +01:00
Irmen de Jong
66b06d6c40 added gfx2.safe_vertical_line, gfx2.safe_rect, gfx2.safe_fillrect for completeness 2024-10-30 19:03:40 +01:00
Irmen de Jong
483d193ced vm: implemented reading/writing files in diskio 2024-10-29 02:34:53 +01:00
Irmen de Jong
570b574b93 added sys.memcmp 2024-10-28 00:41:26 +01:00
Irmen de Jong
4b4af9b527 no longer silently add RTS to asmsubs that don't have one 2024-10-27 13:49:00 +01:00
Irmen de Jong
97b8cb748d more ifexpression codegen tweaks 2024-10-25 22:52:26 +02:00
Irmen de Jong
d8f1822c12 fixes 2024-10-18 20:32:46 +02:00
Irmen de Jong
65ddcf91d0 remove unused syscalls 2024-10-15 18:24:55 +02:00
Irmen de Jong
fb23452383 optimize monogfx.fill() 2024-10-12 17:18:00 +02:00
Irmen de Jong
1a6b95b388 house cleaning 2024-10-10 20:46:18 +02:00
Irmen de Jong
7e38d26c33 added several color fade functions to the palette module (cx16) 2024-10-09 21:48:04 +02:00
Irmen de Jong
5731b79554 don't allow problematic string and array assignments anymore, improve error messages.
In certain cases you will need to use string.copy() explicitly to overwrite strings with new strings.
2024-10-09 00:51:05 +02:00
Irmen de Jong
b2bdfe8482 fix ir rndseed() 2024-10-08 20:40:00 +02:00
Irmen de Jong
fea531be9a add sys.sizeof_bool, _ubyte, _uword constants 2024-10-07 20:45:13 +02:00
Irmen de Jong
ae669af904 add sys.sizeof_byte, _word, _float constants
because Antlr doesn't allow the grammar to contain a sizeof(typename) rule to override the sizeof(identifier) rule
2024-10-07 19:17:37 +02:00
Irmen de Jong
d1ddf05e38 check that block address leaves room for program startup logic 2024-10-03 22:30:06 +02:00
Irmen de Jong
2bd4326ff6 added cx16/rotating-stars example 2024-10-01 23:43:50 +02:00
Irmen de Jong
c13168b60c various improvements:
fix verafx.available().
added gfx_lores.plot().
faster gfx_lores.clear_screen().
added a new Sublime Text 4 syntax highlighting file.
2024-10-01 22:18:03 +02:00
Irmen de Jong
ea3871d0c4 comment about builtin function call ast node type 2024-10-01 02:14:31 +02:00
Irmen de Jong
df35aa7942 added (experimental) compression library 2024-09-29 18:59:53 +02:00
Irmen de Jong
cd49c5f88d cx16: set rom bank to 0 at startup (for faster kernal API calls)
cx16: callfar() with constant address generates shorter asm
2024-09-28 20:58:29 +02:00
Irmen de Jong
1541ad2160 fix variable init order mistake in program startup
reset multiply bit at end of verafx.muls
2024-09-28 19:17:45 +02:00
Irmen de Jong
c78b7b1a24 added verafx.mult16() 2024-09-28 01:00:28 +02:00
Irmen de Jong
9c7a645e18 remove non-functional verafx.mult(). note: muls() is still there and just fine!
added documentation/source code comments to the cpu word*word multiplication routine not producing the correct upper 16 bits.
2024-09-28 00:43:05 +02:00
Irmen de Jong
04cb684fd4 tweak program start initialization and fix cleanup at exit for atari and pet compiler targets 2024-09-27 02:14:54 +02:00
Irmen de Jong
b7ebd8c4a6 update cx16/audioroutines example to use the new audio module 2024-09-26 00:08:25 +02:00
markjreed
24e0a69480
feat: module with front-ends that jsrfar into audio ROM routines (#151) 2024-09-26 00:00:42 +02:00
Irmen de Jong
46b94c17d6 comment 2024-09-20 17:33:00 +02:00
markjreed
16a2b2f566
Add 24-bit integer-to-float routine and floating-point jiffy clock reader (#150)
* feat: add routine to convert 24-bit integer from A/X/Y to float in FAC1

* fix: remove duplicate definition

* fix: shift to appropriate exponent
2024-09-20 17:28:37 +02:00
Irmen de Jong
4e143d45c8 fix warning 2024-09-18 22:04:25 +02:00
Irmen de Jong
2954f5f04d Add clear_screen and set_screen_mode to gfx_lores. Fix boolean draw vs color param in some monogfx routines. Elaborate some docs. 2024-09-17 22:19:47 +02:00
Irmen de Jong
0b1f30d98c no more span overdraws in graphics disc routines 2024-09-15 15:38:33 +02:00
Irmen de Jong
c7b1e8d772 fixed a variable scopedname issue where it took the fully scoped name instead of just the local name
this made 64tass not strip out that code if it was unused
2024-09-14 23:17:26 +02:00
Irmen de Jong
0d3ad80659 retain type of consts better to avoid precision loss
this also fixed a difference in const calculation where the result could differ if you were using optimzations or not.
2024-09-14 21:06:21 +02:00
Irmen de Jong
dca31b2ca3 added gfx_lores module for cx16 for optimized graphics routines for lores 256c screen mode
currently contains a new line() routine
2024-09-14 15:30:39 +02:00
Irmen de Jong
0cb378ca31 added emudbg.cpu_cycles() and emudbg.reset_cpu_cycles() 2024-09-13 23:03:14 +02:00