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Forum: Retrogaming General Discussion Yesterday, 12:18
Replies: 9
Views: 205
Posted By phx
When you have the PRG file on your local disk you...

When you have the PRG file on your local disk you will use a 6502 disassembler and your own 6502 skills to extract it. :p
Forum: HOL suggestions and feedback Yesterday, 02:10
Replies: 7
Poll: HOL on HTTPS
Views: 249
Posted By phx
Do you really care about Google rankings and let...

Do you really care about Google rankings and let them dictate how to run your server? Http is an additional service for old browsers, which would be lost for no good reason. What security would be...
Forum: OT - General 22 February 2021, 23:32
Replies: 11
Views: 351
Posted By phx
We had a lot of snow in the week before. I think...

We had a lot of snow in the week before. I think my region was among those with the most snow and night temperatures of -20C. When it got warmer I quickly had to shovel all snow from my balcony to...
Forum: Coders. System 22 February 2021, 23:20
Replies: 53
Views: 1,549
Posted By phx
I read that sentence and I think I understand...

I read that sentence and I think I understand what you mean now, but I don't see the goal of your effort. Sure, if you want to run executables which have 2.0 or 3.0 hunks, then you cannot use...
Forum: Coders. Releases 22 February 2021, 23:02
Replies: 122
Views: 39,340
Posted By phx
Thanks. But there is no beta available, just the...

Thanks. But there is no beta available, just the patch. I will upload a beta of the source and tell you the URL (maybe after I had a look on the master-volume issue).

Indeed. I never noticed that...
Forum: Coders. Releases 22 February 2021, 15:14
Replies: 122
Views: 39,340
Posted By phx
Yes, your solution will work, as long as you only...

Yes, your solution will work, as long as you only care about one-shot effects.

I just hoped somebody would test the general solution for your problem (my patch above), so I can check that in for...
Forum: Coders. Asm / Hardware 21 February 2021, 13:30
Replies: 14
Views: 376
Posted By phx
Not sure if this would be too complicated, but in...

Not sure if this would be too complicated, but in my games I am using pointers to concatenate used and unused objects, which saves you from going through the whole array.

For example you would...
Forum: Coders. System 21 February 2021, 13:11
Replies: 53
Views: 1,549
Posted By phx
Oh, wow! So you weren't saying "removing the hunk...

Oh, wow! So you weren't saying "removing the hunk end", but "removing the HUNK_END"!? I didn't even know about this dirty trick. Thanks (not that I would want to use it). ;)


Sure. But I must say...
Forum: Coders. System 21 February 2021, 03:30
Replies: 53
Views: 1,549
Posted By phx
Ok. So it's a Powerpacker-like tool which has to...

Ok. So it's a Powerpacker-like tool which has to process the hunk structure of executables and rewrite them? Then LoadSeg() is no solution, even if you run your tool on 3.1, because you probably want...
Forum: Coders. System 21 February 2021, 03:15
Replies: 53
Views: 1,549
Posted By phx
Either you or me fail to understand the intention...

Either you or me fail to understand the intention of this thread.


It definitely does! I'm not 100% sure about V36, but V37 (OS2.04) is guaranteed.

Any optimisation makes sense, especially...
Forum: Coders. System 20 February 2021, 23:20
Replies: 53
Views: 1,549
Posted By phx
No, there is more. Like HUNK_RELRELOC32 (and...

No, there is more. Like HUNK_RELRELOC32 (and HUNK_ABSRELOC16). The last one makes no sense to me and I admit that RELRELOC32 is rarely used - atthough I did and vlink supports it. But RELOC32SHORT is...
Forum: Coders. General 19 February 2021, 13:34
Replies: 13
Views: 751
Posted By phx
Ah, I see. There is not much code to optimize...

Ah, I see. There is not much code to optimize anyway. Then it's probably mainly the different size of vbcc/DICE startup codes and clib-init. You could try to link with minstartup.o or even without...
Forum: Coders. General 18 February 2021, 12:26
Replies: 13
Views: 751
Posted By phx
More likely is some better optimization, which...

More likely is some better optimization, which increases size because of function-inlining and loop-unrolling. I saw you used -O2 in the Makefile. If you want smaller binaries I would recommend -O1,...
Forum: Coders. Releases 12 February 2021, 16:03
Replies: 122
Views: 39,340
Posted By phx
Ok. So we are only talking about sound effects...

Ok. So we are only talking about sound effects and not about music.

Yes. For simplicity the player uses the same technique to put sfx into an idle loop as it does with music samples. The first...
Forum: Coders. C/C++ 09 February 2021, 14:52
Replies: 8
Views: 553
Posted By phx
There is no "vbcc" or "gcc" lib format. The ar(1)...

There is no "vbcc" or "gcc" lib format. The ar(1) tool is a similar file archiver like tar(1), but is mainly used to archive object files (.a extension). On AmigaOS, hunk-format object files were...
Forum: Retrogaming General Discussion 07 February 2021, 23:24
Replies: 64
Views: 1,940
Posted By phx
I would select Era 1 as well. I skipped Era 2...

I would select Era 1 as well. I skipped Era 2 completely as all these 3D FPS are quite boring. I'm playing some games from Era 3, but mostly sandbox games, and certainly no game with a fixed story.
Forum: Coders. Asm / Hardware 04 February 2021, 18:24
Replies: 43
Views: 2,078
Posted By phx
It's not that easy. There may be anything on the...

It's not that easy. There may be anything on the stack when you have a breakpoint somewhere inside a function. Parameters, saved registers, local variables, huge data arrays. In such a situation you...
Forum: Coders. Asm / Hardware 04 February 2021, 14:46
Replies: 43
Views: 2,078
Posted By phx
Indeed! Although I have some experience with...

Indeed! Although I have some experience with linkers and 68k-ABIs this is still a mystery to me. Even by analysing a 68k stack frame manually I usually have a hard time to guess the return address of...
Forum: OT - Technical 04 February 2021, 14:36
Replies: 33
Views: 3,351
Posted By phx
There is certainly a timer function in the BASIC...

There is certainly a timer function in the BASIC ROM? How does it work? I saw the Oric has a 6522 VIA, like the VIC-20. So the OS probably just starts one or both of the timers after reset? Or is it...
Forum: OT - Gaming 04 February 2021, 14:30
Replies: 68
Views: 4,158
Posted By phx
Great if your focus is on sightseeing, but for...

Great if your focus is on sightseeing, but for actual flight simulation there are still better options - IMHO.
Forum: Coders. Asm / Hardware 02 February 2021, 15:33
Replies: 20
Views: 1,034
Posted By phx
Exactly. That's what I'm doing in my games (refer...

Exactly. That's what I'm doing in my games (refer to ovltext.asm in Trap Runner, Celtic Heart, etc.). I have a module which creates overlay texts in a buffer for 8x8 and 16x16 fonts, which may...
Forum: Amiga scene 02 February 2021, 15:18
Replies: 766
Views: 90,898
Posted By phx
Impressive release! One of the few games where a...

Impressive release! One of the few games where a single person did everything alone, and achieved a good quality in all three categories. :great
Forum: OT - Technical 28 January 2021, 14:57
Replies: 33
Views: 3,351
Posted By phx
Sorry for the delay, but I wanted to complete the...

Sorry for the delay, but I wanted to complete the o65 object file and executable support in vlink first. So you can link XA objects with vasm objects now. The daily source snapshot of last night has...
Forum: Coders. Asm / Hardware 28 January 2021, 14:32
Replies: 15
Views: 1,122
Posted By phx
As far as I understand Muzza has taken over the...

As far as I understand Muzza has taken over the system completely and also does the required handshaking some time later during a frame. This might even be an advantage to a level-2 interrupt...
Forum: Coders. Asm / Hardware 28 January 2021, 00:30
Replies: 7
Views: 453
Posted By phx
The issue is certainly elsewhere. The difference...

The issue is certainly elsewhere. The difference between two labels in the same section is never a problem, as it is constant. And the two labels also don't have to be in the same section as the...
Forum: Coders. Asm / Hardware 26 January 2021, 13:08
Replies: 8
Views: 398
Posted By phx
When you only defined H, then HF is undefined and...

When you only defined H, then HF is undefined and the error is expected. The BLK directive allocates memory, so the size-expression must be constant as jotd correctly pointed out.

Otherwise there...
Forum: Coders. Asm / Hardware 25 January 2021, 14:59
Replies: 15
Views: 1,122
Posted By phx
Testing and debugging with UAE on your PC could...

Testing and debugging with UAE on your PC could be an option. Let your Makefile/build-script create an ADF file and boot it with the emulator. This is usually faster. Only use the real hardware from...
Forum: Coders. C/C++ 24 January 2021, 02:33
Replies: 8
Views: 599
Posted By phx
I remember a bug with some time conversion...

I remember a bug with some time conversion function in vclib, which was fixed a few months ago. Will check your mail tomorrow and provide you with more details (and an update, when available).
Forum: Coders. Asm / Hardware 23 January 2021, 19:05
Replies: 12
Views: 785
Posted By phx
Right. You have to know that every control...

Right. You have to know that every control register allocates a 32-bit portion of your 64 or 96-bit immediate value. And, even worse, you have to know which portion belongs to which register! The...
Forum: Coders. Asm / Hardware 22 January 2021, 21:23
Replies: 12
Views: 785
Posted By phx
Wow! Learned something new. When there is any...

Wow! Learned something new. When there is any assembler supporting it I would likely adpot that syntax. Otherwise I'm open for suggestions. :)

EDIT: I would probably suggest...
Forum: Coders. Asm / Hardware 22 January 2021, 21:14
Replies: 12
Views: 785
Posted By phx
Wait! I overlooked that. Are you serious? Did you...

Wait! I overlooked that. Are you serious? Did you test that with real hardware?
Forum: Coders. Asm / Hardware 22 January 2021, 21:10
Replies: 12
Views: 785
Posted By phx
As far as I understand FMOVEM.L #x,<FPcrlist> is...

As far as I understand FMOVEM.L #x,<FPcrlist> is only allowed for a single control register in the list. The reason is that FMOVEM.L with a single register has the same opcode as FMOVE.L.

There...
Forum: Coders. Asm / Hardware 22 January 2021, 11:40
Replies: 15
Views: 1,122
Posted By phx
There can be any kind or expansion board...

There can be any kind or expansion board (SCSI-boards, network cards, etc.) in an Amiga, which is directly connected to the level-2 or level-6 interrupt line.

So your best chance, when you have to...
Forum: Amiga scene 14 January 2021, 23:49
Replies: 88
Views: 5,678
Posted By phx
Difficult. Technically there are certainly better...

Difficult. Technically there are certainly better ones (like Lionheart), but I think these are what I played most:

Civilization
Player Manager
Turrican 2
Cannon Fodder
Lotus 1
Forum: OT - Technical 13 January 2021, 21:25
Replies: 33
Views: 3,351
Posted By phx
Yes, I missed that. Thanks. Ok. So I added...

Yes, I missed that. Thanks.

Ok. So I added an additional option. -Fbin -oric-mcx now writes an Oric header with auto-exec flag (80 c7), while -Fbin -oric-mc writes one without (80 00).

Right,...
Forum: OT - Technical 12 January 2021, 19:08
Replies: 33
Views: 3,351
Posted By phx
Depends on the syntax-module in use. oldstyle:...

Depends on the syntax-module in use. oldstyle: yes.

Yes. Depends on the syntax-module again, but for "mot" and "oldstyle" local symbols may be preceded by '.' or terminated by a '$'.

Thanks....
Forum: OT - Technical 11 January 2021, 19:27
Replies: 33
Views: 3,351
Posted By phx
Indeed, the assembler seems quite simplistic,...

Indeed, the assembler seems quite simplistic, besides the two features below, which are extraordinary in my opinion. ;)

I wouldn't do that in an assembler. If you really need it, run the source...
Forum: OT - Technical 10 January 2021, 13:54
Replies: 33
Views: 3,351
Posted By phx
I will try to reply to some vasm-related...

I will try to reply to some vasm-related questions only. It's better when Volker replies to the compiler-specific topics.


Don't know how you define magnitude, but as far as I remember an...
Forum: Coders. Asm / Hardware 08 January 2021, 15:02
Replies: 27
Views: 1,470
Posted By phx
Usually you would only need a linker when...

Usually you would only need a linker when assembling your project to multiple object files, or if you want to link against libraries.

It is also an advantage for merging data and bss sections for...
Forum: Coders. Asm / Hardware 08 January 2021, 13:54
Replies: 27
Views: 1,470
Posted By phx
Exactly. Also you were quoting something refering...

Exactly. Also you were quoting something refering to vlink, while you are obviously talking about vasm. :)
Yes, -kick1hunks and -databss can work together. And -databss also makes sense for...
Showing results 1 to 40 of 1817

 
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