Re: Java on uClinux

2005-11-28 Thread Eric Botcazou
> There is an upsteam for beohm_gc (Boehm himself). Yes, but you usually can modify the local copy and simply CC Hans. -- Eric Botcazou

Re: Java on uClinux

2005-11-28 Thread Andrew Pinski
> > Andrew Haley wrote: > > Bernd Schmidt writes: > > > > Hmm, we can trap null pointer accesses, but I don't think we deliver > > > reliable SIGSEGV signals yet or provide a means of getting the faulting > > > address. If that was fixed, is there anything obvious that stands in > > > the

Re: Java on uClinux

2005-11-28 Thread Bernd Schmidt
Andrew Haley wrote: Bernd Schmidt writes: > Hmm, we can trap null pointer accesses, but I don't think we deliver > reliable SIGSEGV signals yet or provide a means of getting the faulting > address. If that was fixed, is there anything obvious that stands in > the way of a uClinux/uClibc

Re: Java on uClinux (was: Null pointer check elimination)

2005-11-15 Thread Andrew Haley
Tom Tromey writes: > > "Andrew" == Andrew Haley <[EMAIL PROTECTED]> writes: > > Bernd> Speaking of which, has anyone ported gcj to a MMU-less uClinux > Bernd> platform yet? > > Andrew> It's impossible with the current config. This is because some of > Andrew> libgcj is written on C++,

Re: Java on uClinux (was: Null pointer check elimination)

2005-11-15 Thread Tom Tromey
> "Andrew" == Andrew Haley <[EMAIL PROTECTED]> writes: Bernd> Speaking of which, has anyone ported gcj to a MMU-less uClinux Bernd> platform yet? Andrew> It's impossible with the current config. This is because some of Andrew> libgcj is written on C++, and the C++ compiler FE does not insert

Re: Java on uClinux

2005-11-15 Thread Andrew Haley
Bernd Schmidt writes: > Andrew Haley wrote: > > Bernd Schmidt writes: > > > David Daney wrote: > > > > Perhaps not in general, but one unstated premise of this whole thread > > is > > > > that for some GCC targets (most Unix like operating systems) you > > *can* > > > > count on a S

Re: Java on uClinux

2005-11-15 Thread Bernd Schmidt
Andrew Haley wrote: Bernd Schmidt writes: > David Daney wrote: > > Perhaps not in general, but one unstated premise of this whole thread is > > that for some GCC targets (most Unix like operating systems) you *can* > > count on a SIGSEGV when you dereference a null pointer. The java front

Re: Java on uClinux (was: Null pointer check elimination)

2005-11-15 Thread Andrew Haley
Bernd Schmidt writes: > David Daney wrote: > > Perhaps not in general, but one unstated premise of this whole thread is > > that for some GCC targets (most Unix like operating systems) you *can* > > count on a SIGSEGV when you dereference a null pointer. The java front > > end takes advant

Java on uClinux (was: Null pointer check elimination)

2005-11-15 Thread Bernd Schmidt
David Daney wrote: Perhaps not in general, but one unstated premise of this whole thread is that for some GCC targets (most Unix like operating systems) you *can* count on a SIGSEGV when you dereference a null pointer. The java front end takes advantage of this fact to eliminate explicit check