[squeak-dev] Interesting build problem on Raspberry PI 32 bit
Tobias Pape
Das.Linux at gmx.de
Fri Mar 31 11:08:28 UTC 2023
Hey Bruce
> On 31. Mar 2023, at 12:03, Bruce O'Neel <bruce.oneel at pckswarms.ch> wrote:
>
> Hi,
>
> That's a good idea, but let's wait just a touch. I suspect that we're not the only ones running into this.
>
> The only place where we would need this is around line 18582 of
>
> opensmalltalk-vm/platforms/unix/config/configure
>
> aarch64)
> # Check whether --enable-fast-bitblt was given.
> if test "${enable_fast_bitblt+set}" = set; then :
> enableval=$enable_fast_bitblt; if test "x$enableval" = "xyes" ; then
> bitblt_objs="BitBltPlugin.o BitBltArm64.o BitBltDispatch.o BitBltGeneric.o"
> bitblt_flags="-DENABLE_FAST_BLT"
> fi
>
> fi
>
> This seems to be the only place where we use the architecture and we have not overridden it.
>
> Also I think we should have a bigger discussion about do we continue with 32 bit OSes and/or 32 bit builds? But I'll make that a separate email exchange.
>
since its a raspbian, can you get me the output of
$ dpkg-architecture
? I think we could well work with that…
Best regards
-Tobias
> cheers
>
> bruce
>
>
> On 2023-03-30T23:22:16.000+02:00, Eliot Miranda <eliot.miranda at gmail.com> wrote:
> Hi Bruce,
>
> maybe we should introduce a helper C file, wordsize.c or some such. It could be as simple as
>
> #include <stdio.h>
> int main() { printf("%d\n", sizeof(void *)); return 0; }
>
> we would then compile that first and use its output to determine what to do next. More reliable than uname? What do you think?
>
>
> On Thu, Mar 30, 2023 at 11:23 AM Bruce O'Neel <bruce.oneel at pckswarms.ch> wrote:
> Hi all,
>
> First, this is not our problem :-). But it affects us.
>
> I have kept a 32 bit Pi OS around even though the rest of my ARM systems are 64 bit.
>
> Until today Squeak built fine. The last build I did was 901401c from the 28th but tonight it started failing on Pi OS 32 bit with:
>
> tmp/opensmalltalk-vm/platforms/Cross/plugins/BitBltPlugin/BitBltArm64.c:261:9: error: invalid 'asm': invalid operand for code 'w'
>
> which is bizarre. Why would it start building the BitBltArm64.c plugin? It's ARM32 (armv7l to be exact).
>
> And the is no way that the two commits since the last successful build could have changed this. And what do you know, that commit fails as well now.
>
> But there is the problem. uname -m returned armv7l. Yesterday
>
> But today it does not return armv7l. Today uname -m and arch both return aarch64.
>
> Which is technically at some level correct. This system IS a PI/400 so therefore it is an ARM64, but with a 32 bit OS installed.
>
> I think the change is this package:
>
> libc-bin:armhf 2.31-13+rpt2+rpi1+deb11u5
>
> We'll see if Debian or Raspberry PI fixes this in the next few days.
>
> cheers
>
> bruce
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