Commit Graph

866 Commits

Author SHA1 Message Date
Irmen de Jong
cd40088636 vm: added math.mul16_last_upper() 2023-09-28 03:18:49 +02:00
Irmen de Jong
9b9e6f4af5 added math.mul16_last_upper() to fetch the upper 16 bits of the last word multiplication 2023-09-25 23:59:57 +02:00
Irmen de Jong
390263a34e added cx16 verafx library module 2023-09-24 23:00:40 +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
3caf9108ad finalizing 9.4.1 release 2023-09-06 21:18:01 +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
c3fbdf34ca fixed c64 float problem 2023-09-03 16:40:10 +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
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
Irmen de Jong
cfea8b3745 save a cycle 2023-09-01 00:50:24 +02:00
Irmen de Jong
28bf0b61ce added math.log2() and math.log2w() 2023-09-01 00:42:15 +02:00
Irmen de Jong
2dc2429735 tweaks to the cx16 sprite example 2023-08-31 23:24:46 +02:00
Irmen de Jong
2d7ebff8e9 fix shadowing warnings in asm and library code 2023-08-29 11:00:53 +02:00
Irmen de Jong
77f3852cdc added floats.parse_f() 2023-08-16 14:47:20 +02:00
Irmen de Jong
be06d871b6 fix code for bitwise shifts by zero 2023-08-14 21:49:13 +02:00
Irmen de Jong
bc8126eb16 2x faster word multiplication routine 2023-08-14 18:11:30 +02:00
Irmen de Jong
4c8beefdcb slightly faster integer bytes multiplication routine 2023-08-14 17:00:16 +02:00
Irmen de Jong
bbb6c53457 slightly faster sqrt() routine for integers 2023-08-14 17:00:02 +02:00
Irmen de Jong
d8991894e3 added pet stubs for cbm.SETTIM,RDTIM,RDTIM16 2023-08-14 14:49:59 +02:00
Irmen de Jong
c7b7dcfd03 made pet textio more compatible with the other platforms by putting the (dummy) color arguments back 2023-08-14 13:51:15 +02:00
Irmen de Jong
2c9e50873c use math.square for optimized X*X calculation (words only).
Added IR SQUARE instruction.
2023-08-14 01:05:17 +02:00
Irmen de Jong
923367296d fix reset_system() on PET, added some missing kernal routines 2023-08-13 01:46:25 +02:00
Irmen de Jong
151a206617 experimental Commodore PET target 2023-08-12 23:25:07 +02:00
Irmen de Jong
a82d21ac05 fixed gfx2.plot in mode 1+5 with certain combinations of color and stipple 2023-08-08 00:01:43 +02:00
Irmen de Jong
0bf8378fcb fixed gfx2.horizontal_line problem with monochrome stippling mode (regression since version 9.0)
todo
2023-08-07 22:56:07 +02:00
Irmen de Jong
c36afd872e optimization in assignment to memory 2023-08-04 23:54:11 +02:00
Irmen de Jong
19a4bf1088 clean up AugmentableAssignmentAsmGen a bit 2023-08-04 21:48:02 +02:00
Irmen de Jong
9167ba499d Merge branch 'remove_evalstack' 2023-07-30 17:49:35 +02:00
Irmen de Jong
2d7e95e1b6 release 9.2.1 2023-07-30 17:39:18 +02:00
Irmen de Jong
a0ab0bd3e2 Merge branch 'master' into remove_evalstack
# Conflicts:
#	examples/test.p8
2023-07-29 18:57:06 +02:00
Irmen de Jong
c112b327ab tiny optimization 2023-07-29 17:04:41 +02:00
Irmen de Jong
4a8ee6815a merge 2023-07-28 03:34:58 +02:00
Irmen de Jong
e1b6bb154a Merge branch 'master' into remove_evalstack
# Conflicts:
#	compiler/res/prog8lib/cx16/gfx2.p8
#	docs/source/todo.rst
#	examples/test.p8
2023-07-28 02:09:45 +02:00
Irmen de Jong
e520921746 todo 2023-07-26 23:16:43 +02:00
Irmen de Jong
970642244b optimized gfx2.text() for hires 4c mode 2023-07-26 04:17:44 +02:00
Irmen de Jong
3b90be2d9e gfx2.text() per-pixel positioning implemented for screen modes 1 and 5 2023-07-25 00:43:45 +02:00
Irmen de Jong
65a7a8caf8 fix and optimize gfx2.position2(), added cx16.vaddr_clone() 2023-07-24 00:04:47 +02:00
Irmen de Jong
7cf6aba625 Merge branch 'master' into remove_evalstack
# Conflicts:
#	examples/test.p8
2023-07-22 23:37:20 +02:00
Irmen de Jong
0e781d18fa cx16: added cx16.vaddr_autoincr() and cx16.vaddr_autodecr() 2023-07-21 23:04:21 +02:00
Irmen de Jong
4575a8fffe cx16: added cx16.vaddr_autoincr() and cx16.vaddr_autodecr() 2023-07-21 22:40:07 +02:00
Irmen de Jong
7136b33f2e cx16: change reset_system() to use Reset SMC sequence instead of hard reboot 2023-07-20 01:59:20 +02:00
Irmen de Jong
d5707b7bf3 rebuilding floating point stack evaluation (using cpu stack) 2023-07-20 00:45:04 +02:00
Irmen de Jong
47485e4b49 added more missing codegen for bit shifts 2023-07-16 17:42:10 +02:00
Irmen de Jong
3841cef497 implemented missing bitshift codegen (non-stack) 2023-07-15 22:26:56 +02:00
Irmen de Jong
da57f76de3 fix augassign 2023-07-15 22:26:56 +02:00
Irmen de Jong
41af63b333 remove even more X register save/restore code 2023-07-15 22:26:54 +02:00