Forum: Coders. Asm / Hardware
20 April 2024, 00:12
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Replies: 91
Views: 5,649
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Forum: Coders. Asm / Hardware
13 March 2024, 09:21
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Replies: 12
Views: 669
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Forum: Coders. Asm / Hardware
01 March 2024, 14:04
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Replies: 7
Views: 624
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Forum: Coders. Asm / Hardware
15 February 2024, 23:35
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Replies: 21
Views: 1,249
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Forum: Coders. Asm / Hardware
15 February 2024, 17:07
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Replies: 21
Views: 1,249
Back in the day (think Fish disks) there was a...
Back in the day (think Fish disks) there was a CopyMem patch by a Norwegian dude who went by the name Art IIRC. He did all sorts of unaligned and combinations thereof. I can't find that right now,...
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Forum: Retrogaming General Discussion
09 February 2024, 22:32
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Replies: 127
Views: 8,374
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Forum: Retrogaming General Discussion
13 January 2024, 18:14
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Replies: 39
Views: 3,199
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Forum: Coders. Asm / Hardware
30 November 2023, 18:52
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Replies: 24
Views: 2,261
As a vague guess I would think movem is...
As a vague guess I would think movem is microporgrammed while move has a direct hw execute path.
Other possible reason: move can overlap read and write execution parts while movem is streaming reads...
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Forum: Amiga scene
30 October 2023, 20:22
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Replies: 3,807
Views: 508,785
With chunky pixels you could do a blitter that...
With chunky pixels you could do a blitter that uses implied mask and can do a cookie-cut with 3 memory accesses instead of 4. And no memory needed for the mask either.
(And there is an optimization...
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Forum: Retrogaming General Discussion
25 October 2023, 01:48
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Replies: 72
Views: 4,388
And just FYI I bought a Mega65. It looks dead...
And just FYI I bought a Mega65. It looks dead gorgeous. Good replacement for a C= 65.
The CPC was too weak to drive a 16K framebuffer and should have had 128K baseline to prop up doublebuffering...
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Forum: Retrogaming General Discussion
24 October 2023, 00:13
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Replies: 72
Views: 4,388
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Forum: Retrogaming General Discussion
23 October 2023, 15:32
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Replies: 72
Views: 4,388
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Forum: Retrogaming General Discussion
22 October 2023, 20:32
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Replies: 6,896
Views: 1,836,739
Went to a local games convention yesterday and...
Went to a local games convention yesterday and got myself "Get off my garden!" (C= 64 floppy), "The anatomy of the 1541" (book), "The complete Commodore 64 ROM disassembly" (book). Paid NOK 200,-...
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Forum: Amiga scene
12 October 2023, 09:30
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Replies: 226
Views: 37,133
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Forum: Coders. Asm / Hardware
11 October 2023, 23:06
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Replies: 34
Views: 2,930
I once hacked Exec in my 4000 to round all...
I once hacked Exec in my 4000 to round all allocations up to a multiple of 4K. I couldn't understand where the bug in my code was as it would not work.
Well, it worked just fine; the only problem...
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Forum: Coders. Asm / Hardware
09 October 2023, 19:45
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Replies: 34
Views: 2,930
Suggestion(slightly dodgy):
Forbid() ...
Suggestion(slightly dodgy):
Forbid()
A=AllocMem(SIZE/2)
B=AllocMem(SIZE/2)
Check if they are sequentially placed in memory. Yes, this is not a guarantee of anything. The address of the end of...
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Forum: support.Games
03 October 2023, 02:56
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Replies: 10
Views: 1,219
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Forum: Amiga scene
30 September 2023, 00:59
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Replies: 16
Views: 1,730
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Forum: Retrogaming General Discussion
28 September 2023, 23:13
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Replies: 15
Views: 1,302
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Forum: Coders. Asm / Hardware
27 September 2023, 12:23
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Replies: 59
Views: 12,566
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Forum: Coders. System
27 September 2023, 12:09
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Replies: 36
Views: 3,295
You're asking the wrong question (mostly). (But...
You're asking the wrong question (mostly). (But let me answer in the spirit I think it was meant.)
Those two methods are (usually) not the same thing. One uses the OS for its functions, the other is...
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Forum: Coders. C/C++
17 September 2023, 04:20
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Replies: 1,549
Views: 359,729
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Forum: Nostalgia & memories
05 September 2023, 12:28
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Replies: 115
Views: 19,180
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Forum: MarketPlace
24 August 2023, 14:52
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Replies: 28
Views: 3,304
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Forum: Amiga scene
11 August 2023, 00:41
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Replies: 122
Views: 37,756
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Forum: Coders. Asm / Hardware
09 August 2023, 07:26
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Replies: 41
Views: 3,793
On a related note, maybe Exec memory routines...
On a related note, maybe Exec memory routines should be modified to round up to 16 and not 8 bytes? At least for 68040+. Have anyone tried to see if it causes any problems?
(Sidenote: I once tried...
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Forum: Amiga scene
06 August 2023, 19:02
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Replies: 122
Views: 37,756
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Forum: Retrogaming General Discussion
06 August 2023, 16:34
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Replies: 6,896
Views: 1,836,739
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Forum: Amiga scene
02 August 2023, 16:46
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Replies: 122
Views: 37,756
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Forum: Coders. General
31 July 2023, 23:53
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Replies: 13
Views: 1,838
Que? I'm using WinUAE and I simply have a mount...
Que? I'm using WinUAE and I simply have a mount that accesses a native directory that I have just called "FILE:" from which I can read and write anything that I plonk down there from the host side....
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Forum: Coders. Asm / Hardware
26 June 2023, 14:01
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Replies: 199
Views: 42,966
You can treat Gauntlet mobs in two different...
You can treat Gauntlet mobs in two different ways:
- Stuck in traffic and locked onto a fixed grid position. Does not move until the adjacent grid it wants to move to is completely vacated
- Moves...
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Forum: Amiga scene
11 June 2023, 01:37
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Replies: 39
Views: 3,852
I'd back something like this if it was...
I'd back something like this if it was slanted/curved in the front.
I guess that "The Arcade Professional" is still the ultimate stick (and a unicorn as such) that I have to keep trying to find.
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Forum: Nostalgia & memories
06 May 2023, 23:37
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Replies: 119
Views: 9,444
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Forum: Nostalgia & memories
06 May 2023, 03:21
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Replies: 119
Views: 9,444
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Forum: Nostalgia & memories
05 May 2023, 14:50
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Replies: 119
Views: 9,444
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Forum: Amiga scene
01 May 2023, 17:33
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Replies: 27
Views: 3,291
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Forum: News
27 April 2023, 18:54
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Replies: 140
Views: 23,196
Just got mine. It is a matt black, soft...
Just got mine. It is a matt black, soft plastic/rubbery surface. I guess I would have prefered a smooth glossy one if offered.
Of course I'm out of AAA batteries right now so the testing will have...
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Forum: News
22 April 2023, 23:44
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Replies: 140
Views: 23,196
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Forum: support.Hardware
22 April 2023, 20:34
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Replies: 9
Views: 1,141
The developer of THOR had a glossy black CDTV...
The developer of THOR had a glossy black CDTV keyboard. Nowadays I envy him of that (I didn't back then, but tastes change). (I have no idea if he still has any Amiga gear. He got my working B2000 in...
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Forum: Nostalgia & memories
22 April 2023, 18:47
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Replies: 285
Views: 28,507
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