OpenJDK zero on sparc linux

[Andrew John Hughes]

On 04/04/2008, Andrew Haley <aph at redhat.com> wrote:
> Dennis Gilmore wrote:
>  > On Friday 04 April 2008, Dennis Gilmore wrote:
>  >> On Friday 04 April 2008, Gary Benson wrote:
>  >>> Hi Dennis,
>  >>>
>  >>> The real error is above this one -- it failed to build libjvm.so with
>  >>> a load of "relocation truncated to fit" errors.   If you look in
>  >>> openjdk-ecj/hotspot/build/linux/makefiles/gcc.make you'll see a bit
>  >>> like this:
>  >>>
>  >>>   # position-independent code
>  >>>   ifneq ($(filter ppc ppc64,$(ZERO_LIBARCH)),)
>  >>>   PICFLAG = -fPIC
>  >>>   else
>  >>>   PICFLAG = -fpic
>  >>>   endif
>  >>>
>  >>> Add "sparc" to that list, then
>  >>> rm -Rf openjdk-ecj/control/build/linux-*/hotspot to clear out the
>  >>> broken files, then try again.  If that works I'll commit a fix.
>  >>>
>  >>> Cheers,
>  >>> Gary
>  >> ok got through that.  getting a new failure
>  >> Linking launcher...
>  >> /builddir/build/BUILD/icedtea6-1.0/openjdk-ecj/control/build/linux-sparc/ho
>  >> tspot/outputdir/linux_zero_core/product/libjvm.so: undefined reference to
>  >> `__sync_val_compare_and_swap_4'
>  >> /builddir/build/BUILD/icedtea6-1.0/openjdk-ecj/control/build/linux-sparc/ho
>  >> tspot/outputdir/linux_zero_core/product/libjvm.so: undefined reference to
>  >> `__sync_lock_test_and_set_4'
>  >> /builddir/build/BUILD/icedtea6-1.0/openjdk-ecj/control/build/linux-sparc/ho
>  >> tspot/outputdir/linux_zero_core/product/libjvm.so: undefined reference to
>  >> `__sync_add_and_fetch_4'
>  >> collect2: ld returned 1 exit status
>  > full build log is  at http://files.ausil.us/aurora/openjdk-build-2.log
>
>
> This isn't really a bug; we just need someone with access to Sun hardware to
>  write __sync_val_compare_and_swap_4, __sync_lock_test_and_set_4, and
>  __sync_add_and_fetch_4.
>
>
>  Andrew.
>

I'm correct in assuming this is just an experiment to test zero, right?
Because HotSpot has SPARC JIT support.
-- 
Andrew :-)

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