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Forum: support.Hardware Yesterday, 22:35
Replies: 7
Views: 195
Posted By pipper
Worth watching: https://youtu.be/7sZ7vLcURK4

Worth watching: https://youtu.be/7sZ7vLcURK4
Forum: support.Hardware 17 July 2018, 08:58
Replies: 17
Views: 322
Posted By pipper
Oh wow, I didn’t even know east Germany produced...

Oh wow, I didn’t even know east Germany produced harddrives. Zella-Mehlis is literally next to where I come from, Suhl :-D
Forum: support.WinUAE 01 April 2018, 02:00
Replies: 11
Views: 1,550
Posted By pipper
Make sure, 24bit address bus is disabled (so...

Make sure, 24bit address bus is disabled (so you’ll get 32bit)
Forum: Coders. C/C++ 28 March 2018, 21:45
Replies: 874
Views: 71,557
Posted By pipper
The log I gave was produced by omitting -j8. ...

The log I gave was produced by omitting -j8.
Not sure what to make of the error “no not found”.
I don’t know of any tool called ‘no’ :)
Forum: Coders. C/C++ 28 March 2018, 10:10
Replies: 874
Views: 71,557
Posted By pipper
I just gave it a shot and tried compiling the...

I just gave it a shot and tried compiling the toolchain in WSL... no cigar:

make all -j8 PREFIX=/home/matze/amiga-gcc-out

Making all in po
make[4]: Entering directory...
Forum: Coders. C/C++ 28 March 2018, 00:31
Replies: 874
Views: 71,557
Posted By pipper
AFAIK it doesn’t run 32bit executables. The gcc...

AFAIK it doesn’t run 32bit executables. The gcc that the toolchain currently produces is 32bit.
Forum: Coders. C/C++ 27 March 2018, 22:33
Replies: 874
Views: 71,557
Posted By pipper
One workflow I’d like to use would be the Linux...

One workflow I’d like to use would be the Linux Subsystem on Windows. I.e. do the cross compilation in the Ubuntu-on-Windows shell.
(Eventually, a native windows gcc would be the icing on the cake)...
Forum: Coders. C/C++ 27 March 2018, 19:56
Replies: 874
Views: 71,557
Posted By pipper
This is a cross development platform, i.e. you...

This is a cross development platform, i.e. you code and compile on PC and transfer the executable to the Amiga.

The way I do it is as follows: my native host system is a Windows box. On it I run...
Forum: News 26 March 2018, 20:36
Replies: 12
Views: 1,360
Posted By pipper
I tried compiling with Bebbos gcc 6, no luck...

I tried compiling with Bebbos gcc 6, no luck either.
The AWeb code seems heavily dependent on OS4.
Forum: Coders. C/C++ 16 March 2018, 17:52
Replies: 43
Views: 2,901
Posted By pipper
Hi Toni, Is this something still work in...

Hi Toni,
Is this something still work in progress or something I could already try out?
Thanks!
Forum: Coders. C/C++ 08 March 2018, 18:24
Replies: 43
Views: 2,901
Posted By pipper
@bebbo: this is my repo ;)

@bebbo: this is my repo ;)
Forum: Coders. Asm / Hardware 07 March 2018, 23:13
Replies: 6
Views: 622
Posted By pipper
I am currently porting ADoom and DoomAttack to...

I am currently porting ADoom and DoomAttack to bebbo’s GCC toolchain. The way the doom engine draws the world is mostly vertical. This means writes to the chunky buffer are mostly disjoint and you’ll...
Forum: Coders. Asm / Hardware 26 February 2018, 04:59
Replies: 17
Views: 687
Posted By pipper
That would defeat the purpose. This is supposed...

That would defeat the purpose. This is supposed to be a constant, not tied to a memory location.

Alkis method is truncating back to 16bit, not expanding to 32bit.

I think what happens is that...
Forum: Coders. Asm / Hardware 26 February 2018, 04:01
Replies: 17
Views: 687
Posted By pipper
So the question remains: how to declare...

So the question remains: how to declare less-than-32bit symbols then?
Forum: Coders. Asm / Hardware 26 February 2018, 03:54
Replies: 17
Views: 687
Posted By pipper
I thought the 'and' without .w defaults to .w -...

I thought the 'and' without .w defaults to .w - no?

Adding .w yields the same error message.

If its an error in the declaration of NF_SUBSECTOR, how do I change it so it would become a 16bit...
Forum: Coders. Asm / Hardware 26 February 2018, 03:19
Replies: 17
Views: 687
Posted By pipper
Both Alkis and Galahad's solutions work, though I...

Both Alkis and Galahad's solutions work, though I chose Alki's in the end (to stick with a named symbol rather than a magic number)

What I don't understand: why bitwise negating a 16bit number...
Forum: Coders. Asm / Hardware 25 February 2018, 23:22
Replies: 17
Views: 687
Posted By pipper
Whats wrong with this line of assembly?

NF_SUBSECTOR = $8000
...(some code)...
and #~NF_SUBSECTOR,d0

results in:

/home/matze/amigatoolchain/amiga-gcc-out/bin/vasmm68k_mot -Fhunk -phxass -warncomm -nosym -ldots -spaces -m68030...
Forum: Coders. Asm / Hardware 23 February 2018, 22:59
Replies: 6
Views: 622
Posted By pipper
90deg Rotating C2P function

Is there a well established (fast ;) ) c2p Routine available that would do 90deg rotation of the image at the same time? Ideally it should be 030 optimized.

Thanks!
Forum: Coders. System 23 February 2018, 09:51
Replies: 3
Views: 567
Posted By pipper
Empirical evidence suggests, that it does receive...

Empirical evidence suggests, that it does receive the bltnode pointer in a1.

I agree with Toni. It would be stupid if it didn’t as it is the only thing that can give the function ‘context’
Forum: Coders. System 22 February 2018, 02:32
Replies: 3
Views: 567
Posted By pipper
QBlit cleanup function parameter

Does the cleanup function receive parameters, too? I’m particularly interested if it receives the bltnode pointer.
Forum: Coders. C/C++ 08 February 2018, 21:06
Replies: 874
Views: 71,557
Posted By pipper
I tried -O0, but no avail. Is there anything else...

I tried -O0, but no avail. Is there anything else I need to provide to gcc other than -g?

Looking at the ouput of -Wa,-adhln -g ; the .stabd get nicely interleaved with the source.
...
Forum: Coders. C/C++ 08 February 2018, 07:14
Replies: 874
Views: 71,557
Posted By pipper
Is there anything special I have to do? I...

Is there anything special I have to do? I compiled the exe with -g, produced the disassembly via
m68k-amigaos-objdump -M -h -d -S bin/ADoom > Adoom.s

But I'm not getting finegrained assembly...
Forum: Coders. C/C++ 08 February 2018, 00:30
Replies: 874
Views: 71,557
Posted By pipper
Wohoo! I also used to print the assembly (via -s)...

Wohoo! I also used to print the assembly (via -s) but that looks rather coarse. Huge chunks of source followed by huge chunks of assembly. I’ll test the new objdump tonight.
Forum: Coders. System 05 February 2018, 20:01
Replies: 0
Views: 594
Posted By pipper
Interaction of signals and noixemul

I'm still working on ADoom for gcc. Right now I'm trying to figure out why it won't exit properly with the -noixemul build.
I have a hunch it might have something to do with how Ctrl+C is handled.
...
Forum: Coders. C/C++ 02 February 2018, 21:12
Replies: 874
Views: 71,557
Posted By pipper
That thing is incomprehensible ;) I guess it’s...

That thing is incomprehensible ;) I guess it’s time to switch over to your Makefile-based toolchain. I tried to compile it this morning and this time it finished successfully. More testing tonight.
Forum: Coders. C/C++ 02 February 2018, 20:15
Replies: 874
Views: 71,557
Posted By pipper
Where do I specify the flags? I’m using the...

Where do I specify the flags? I’m using the toolchain-m68k -xbuild command all the time.
Forum: Coders. C/C++ 02 February 2018, 19:51
Replies: 874
Views: 71,557
Posted By pipper
I have a related question: is the toolchain built...

I have a related question: is the toolchain built with debug symbols by default? I tried to debug/step into gcc once but couldn’t get proper stack traces. Will the toolchain build an unstripped...
Forum: Coders. C/C++ 02 February 2018, 09:51
Replies: 874
Views: 71,557
Posted By pipper
Yes, there was one bug where the header files...

Yes, there was one bug where the header files were missing __stdarg. But there was also another bug that affected Compiler internal use of memcpy. For instance I ran into an issue where a larger...
Forum: Coders. C/C++ 01 February 2018, 23:32
Replies: 874
Views: 71,557
Posted By pipper
Bebbo recently fixed a nasty bug where ‚internal‘...

Bebbo recently fixed a nasty bug where ‚internal‘ calls to memcpy (and likely others) did not respect the __stdargs qualifier and thus the app would put the arguments in registers, while memcpy tried...
Forum: Coders. C/C++ 29 January 2018, 22:59
Replies: 874
Views: 71,557
Posted By pipper
Fair enough, no offense taken :) We all have...

Fair enough, no offense taken :)
We all have limited time to spend. Maybe I’ll have some time to go through the documentation and come up with more concrete requirements/actionable items.
Forum: Nostalgia & memories 29 January 2018, 10:36
Replies: 98
Views: 13,334
Posted By pipper
Hired Guns, Pinball Dreams Monkey Island I/II

Hired Guns,
Pinball Dreams
Monkey Island I/II
Forum: Coders. C/C++ 28 January 2018, 23:00
Replies: 874
Views: 71,557
Posted By pipper
I’d like to understand the rationale better. How...

I’d like to understand the rationale better. How is the gcc assembly syntax relevant here? The ask is not about implementing a full blown debugger, but to provide the somewhat standardized gdb remote...
Forum: Coders. C/C++ 26 January 2018, 06:45
Replies: 874
Views: 71,557
Posted By pipper
@Toni: Regarding implementing a GDB server,...

@Toni:
Regarding implementing a GDB server, this seems to be a good start:
http://www.embecosm.com/appnotes/ean4/embecosm-howto-rsp-server-ean4-issue-2.html

This is more formal:...
Forum: Coders. C/C++ 25 January 2018, 18:52
Replies: 43
Views: 2,901
Posted By pipper
Another question to Toni: how to create a...

Another question to Toni: how to create a breakpoint in WinUAE to an exception that would normally cause a guru meditation? I'd like to find out about the code that caused the ecception.
Forum: Coders. C/C++ 24 January 2018, 18:26
Replies: 874
Views: 71,557
Posted By pipper
It would already be super helpful to have a...

It would already be super helpful to have a debugger function that allows to find the address of a function in memory in order to be able to set a breakpoint there. If you want to get serious, do not...
Forum: Coders. C/C++ 21 January 2018, 07:13
Replies: 874
Views: 71,557
Posted By pipper
This is exactly the presentation that kindled my...

This is exactly the presentation that kindled my appetite to come back to the Amiga...
I was thinking "Nowadays there should be really good cross-compilers. Combined with a modern IDE it would make...
Forum: Coders. C/C++ 15 January 2018, 19:03
Replies: 874
Views: 71,557
Posted By pipper
Try adding -v to your CFLAGS to get more output...

Try adding -v to your CFLAGS to get more output (among this you’ll see the include paths searched)
Forum: Coders. C/C++ 14 January 2018, 23:38
Replies: 874
Views: 71,557
Posted By pipper
That’s what I meant by “I do not know about the...

That’s what I meant by “I do not know about the practicalities in the gcc tool chain” :)
My thinking is this: the whole program is a set of clumps of code calling each other. The task is to arrange...
Forum: Coders. C/C++ 14 January 2018, 21:02
Replies: 874
Views: 71,557
Posted By pipper
In theory it should be possibly to have more than...

In theory it should be possibly to have more than 32kb of Code and still use pc-relative jumps. I would think in many cases the code could be rearranged that most jumps are not farther than 32kb, yet...
Forum: Coders. C/C++ 13 January 2018, 20:00
Replies: 874
Views: 71,557
Posted By pipper
I didn’t have much luck with it either. This...

I didn’t have much luck with it either. This would be a great time for Bebbo to step in :)
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