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Search took 0.01 seconds. Search: Posts Made By: dalton
Forum: support.Apps 07 June 2018, 16:29
Replies: 4
Views: 1,667
Posted By dalton
https://github.com/lab313ru/rnc_propack_source

https://github.com/lab313ru/rnc_propack_source
Forum: Coders. C/C++ 09 January 2018, 08:47
Replies: 3
Views: 1,380
Posted By dalton
You're right, thanks! It's true that signed and...

You're right, thanks! It's true that signed and unsigned multiplication are equivalent in this case. I believed I had it figured out last night but it turns out I did not put enough thought into it....
Forum: Coders. C/C++ 08 January 2018, 22:44
Replies: 3
Views: 1,380
Posted By dalton
vbcc 0.9e signed multiplication issue?

I'm struggling with the most basic of things now it seems.

This function (signed multiplication)

int foo(int a, int b)
{
return a*b;
}

compiles to this (unsigned multiplication)
Forum: Coders. General 09 December 2017, 22:03
Replies: 43
Views: 22,759
Posted By dalton
Is it possible to update the pos/ctl/pth/ptl...

Is it possible to update the pos/ctl/pth/ptl registers using the copper or cpu, and then have sprite dma immideately fetch pixel data at pth/ptl? Or will dma always start by fetching the two control...
Forum: Coders. C/C++ 02 December 2017, 22:50
Replies: 3
Views: 1,540
Posted By dalton
I see! It looks like I have mismatched target and...

I see! It looks like I have mismatched target and linker versions. I've actually been changing back and forth between different compiler/linker versions without considering the targets.
Thanks for...
Forum: Coders. C/C++ 02 December 2017, 20:20
Replies: 3
Views: 1,540
Posted By dalton
This title of this post is actually not accurate....

This title of this post is actually not accurate. It's not clearing bss data, it's clearing a normal data section which happens to hold a bss pointer.

Still, I'm pretty confident it's a bug in the...
Forum: Coders. C/C++ 01 December 2017, 22:03
Replies: 3
Views: 1,540
Posted By dalton
vbcc bss clearing issue

I've been having some trouble with constant data included in my program being cleared already before my program starts running.

So I disassembled to linked executable of my program, and found this...
Forum: Coders. Asm / Hardware 18 November 2017, 19:14
Replies: 20
Views: 12,427
Posted By dalton
Is there any absolute address that you can use...

Is there any absolute address that you can use for this purpose, without risk?
Forum: Coders. Asm / Hardware 16 November 2017, 22:31
Replies: 34
Views: 8,386
Posted By dalton
I believe I figured it out. Due to pipelining in...

I believe I figured it out. Due to pipelining in the blitter, the sources are fetched twice before the destination is written. Effectively making it impossible to do vertical fill on just one column.
Forum: Coders. Asm / Hardware 16 November 2017, 21:55
Replies: 34
Views: 8,386
Posted By dalton
I'm trying to realize the following function...

I'm trying to realize the following function using the blitter. It effectively fills one 16-bit column of a 28-byte wide bitmap. The height is 256 rows.

This loop does the job:

eor.w...
Forum: Coders. C/C++ 29 July 2017, 12:10
Replies: 4
Views: 1,320
Posted By dalton
Thanks for the new build, but I think the issue...

Thanks for the new build, but I think the issue remains.
Forum: Coders. C/C++ 28 July 2017, 13:25
Replies: 4
Views: 1,320
Posted By dalton
vbcc 0.9f (windows) local includes issue?

Hi,

after upgrading to vbcc 0.9f, it seems that resolution of local include files is broken. For instance, if I have the two files foo/bar.c and foo/bar.h (ie both in the subfolder foo), then the...
Forum: Coders. Asm / Hardware 27 July 2017, 10:48
Replies: 89
Views: 21,588
Posted By dalton
Thanks for uploading binaries again! Really saves...

Thanks for uploading binaries again! Really saves me a lot of trouble.
Forum: Coders. Asm / Hardware 23 September 2016, 14:02
Replies: 2
Views: 1,909
Posted By dalton
Thanks for investigating so thoroughly!

Thanks for investigating so thoroughly!
Forum: Coders. Asm / Hardware 20 September 2016, 14:36
Replies: 2
Views: 1,909
Posted By dalton
vasm movem optimization issue?

I get this issue when I compile some code with movem optimaztions enabled. The situation seems to be that a branch transcending the movems gets the wrong destination address after the optimization...
Forum: Coders. General 05 September 2016, 12:28
Replies: 25
Views: 7,648
Posted By dalton
I\m glad there's a patch, but unfortunately I...

I\m glad there's a patch, but unfortunately I don't have an environment where I can compile vbcc.

For my own sake I've since long been using a Python script that recursively resolves all include...
Forum: Coders. General 01 September 2016, 11:31
Replies: 25
Views: 7,648
Posted By dalton
Thanks! Vasm dependency generation seems to...

Thanks!

Vasm dependency generation seems to work like a charm.
Forum: Coders. General 29 August 2016, 20:21
Replies: 25
Views: 7,648
Posted By dalton
Thanks for implementing this feature! I...

Thanks for implementing this feature!

I think there's a problem with the way VBCC generates the dependency files though. Include statements are usually written relative to the location of the...
Forum: Coders. System 12 September 2015, 22:59
Replies: 8
Views: 2,649
Posted By dalton
Solved it now using the SUPER_BITMAP flag of the...

Solved it now using the SUPER_BITMAP flag of the window. I create a bitmap struct for the window which is identical to that of the screen, but its pointers are set to row 11 of the picture rather...
Forum: Coders. System 11 September 2015, 19:05
Replies: 8
Views: 2,649
Posted By dalton
Gah, found the problem, sorry! I'm opening a...

Gah, found the problem, sorry! I'm opening a window right after opening the screen (to capture key strokes). The window hides the picture.


struct NewWindow new_window =
{
0, 10, //...
Forum: Coders. System 11 September 2015, 18:51
Replies: 8
Views: 2,649
Posted By dalton
That's very similar to what I have. I'm trying to...

That's very similar to what I have. I'm trying to display a picture which is four bitplanes interleaved. Hires.

But just comes out black :( If I use AllocBitmap and copy my picture to that bitmap...
Forum: Coders. System 11 September 2015, 10:38
Replies: 8
Views: 2,649
Posted By dalton
Prevent intuition/OpenScreen from clearing custom bitmap?

Hi,

I have some troubles creating a screen from a picture I have prepared beforehand in chip ram.

It seems to me that OpenScreen actually clears the bitmap. I'm aware of the SCREENQUIET flag...
Forum: support.Apps 03 August 2015, 20:33
Replies: 5
Views: 1,734
Posted By dalton
Thanks! I guess I need to spend some time...

Thanks! I guess I need to spend some time fiddling with the mountlists.

Didn't know about Xadundisk or that it could handle MSA files. Nice!
Forum: support.Apps 31 July 2015, 10:34
Replies: 5
Views: 1,734
Posted By dalton
Catweasel MK2 and Atari ST floppies

Hi,

does anyone have any experience with reading and writing atari disks using the Catweasel MK2 (anniversary edition) on Amiga 1200?

Many atari disks are just 720KB disks compatible with...
Forum: News 09 April 2015, 17:54
Replies: 43
Views: 8,417
Posted By dalton
Thanks a lot Leffmann!

Thanks a lot Leffmann!
Forum: News 04 April 2015, 19:20
Replies: 43
Views: 8,417
Posted By dalton
I was able to compile vasm and vlink on win32...

I was able to compile vasm and vlink on win32 using the incuded makefiles, but it seems there is only one vbcc makefile and it's hardwired to gcc. Does anyone have win32 binaries, or pointers on how...
Forum: Coders. Asm / Hardware 26 July 2014, 15:36
Replies: 89
Views: 21,588
Posted By dalton
It works when I use the define for VBCC, thanks!...

It works when I use the define for VBCC, thanks! I should probably install version 2013 though.

I got another missing symbol when compiling with CPU=z80

z80_oldstyle_cpu.o : error LNK2019:...
Forum: Coders. Asm / Hardware 26 July 2014, 09:14
Replies: 89
Views: 21,588
Posted By dalton
When I try to build v1.7 for win32 using visual...

When I try to build v1.7 for win32 using visual c++ 2010 command prompt I get the following error in the link stage:

m68k_mot_expr.o : error LNK2019: unresolved external symbol _strtold referenced...
Forum: Coders. General 05 May 2014, 10:44
Replies: 25
Views: 7,648
Posted By dalton
Sorry, I meant for cross compiling. ...

Sorry, I meant for cross compiling.

Makedepend looks like an option for c-files, but what about asm-sources? I often have incbins and it would be nice if make would rebuild the asm file when the...
Forum: Coders. General 04 May 2014, 14:52
Replies: 25
Views: 7,648
Posted By dalton
vbcc/vasm automatic dependency files?

Hi,

does anybody know a way of generating make dependency files for vbcc and vasm? It doesn't look like the compilers support it themselves, but maybe there is some external tool that can help?
...
Forum: Coders. Asm / Hardware 01 October 2013, 14:31
Replies: 17
Views: 2,449
Posted By dalton
Yes, this is typically how my legacy sources are...

Yes, this is typically how my legacy sources are organized. It is not incredibly hard to split them into many different files. But it's not much fun, and I guess that a feature like this could be...
Forum: Coders. Asm / Hardware 01 October 2013, 12:23
Replies: 17
Views: 2,449
Posted By dalton
As far as I understand, the linker cannot remove...

As far as I understand, the linker cannot remove parts of an included asm source. To remove code you need to put each routine in a separate file and compile an object for each of them. Then only the...
Forum: Coders. Asm / Hardware 01 October 2013, 10:23
Replies: 17
Views: 2,449
Posted By dalton
Of course it would be good also to have a...

Of course it would be good also to have a directive for explicitly referencing a label too. That can be used if you want to explicitly tell the assembler that you've referenced a label but the...
Forum: Coders. Asm / Hardware 01 October 2013, 08:12
Replies: 17
Views: 2,449
Posted By dalton
The use case I had in mind was when building some...

The use case I had in mind was when building some asm source together with a c source. The asm source would be fairly large and hold for instance routines for drawing different graphics primitives....
Forum: Coders. Asm / Hardware 27 September 2013, 08:01
Replies: 17
Views: 2,449
Posted By dalton
Thanks for your replies! Haven't seen any...

Thanks for your replies!

Haven't seen any assembler which can do this. It would be a useful feature to have, as you could spend less time organizing routines into different files.

Perhaps not...
Forum: Coders. Asm / Hardware 24 September 2013, 21:00
Replies: 17
Views: 2,449
Posted By dalton
vasm dead code removal

Does anybody know if there is a way to tell vasm what code belongs to a specific routine? So that routines that are never called don't get included in the compiled exe.
Forum: Amiga scene 03 April 2013, 10:46
Replies: 48
Views: 6,801
Posted By dalton
Awesome, thanks! Now I'll listen til my ears bleed

Awesome, thanks! Now I'll listen til my ears bleed
Forum: Amiga scene 03 April 2013, 09:15
Replies: 48
Views: 6,801
Posted By dalton
Thanks! But that's only one song, no?

Thanks! But that's only one song, no?
Forum: Amiga scene 02 April 2013, 14:49
Replies: 48
Views: 6,801
Posted By dalton
Did anyone rip the music yet? Would really like...

Did anyone rip the music yet? Would really like to get my hands on those mods!
Forum: News 23 March 2013, 17:25
Replies: 17
Views: 6,091
Posted By dalton
Glad you like it! ILBM images can have a...

Glad you like it! ILBM images can have a transparency mask, or a transparent color. Of course there might be bugs in my software, so please send me the image you're talking about and I'll see what I...
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