Re: [Gems-users] opal.so problem

["Min Xu (Hsu)" <xu@xxxxxxxxxxx>]

The .o files are in opal/x86_linux/obj, or a similar directory under
opal/x86-linux.

On Mon, 13 Mar 2006 Dave wrote :
> Min,
> 
> "nm" returns an error because it cannot find "a.out". There is no ".o" files in that directory (/home/GEMS/simics-2.2.19/x86-linux/lib/). I'm copying the output from opal compilation, maybe it helps to see at what step it fails.
> 
> > make module DESTINATION=MOSI_SMP_bcast
> Opal: building module
> make generated/generated
> make[1]: Entering directory `/home/GEMS/opal'
> make[1]: `generated/generated' is up to date.
> make[1]: Leaving directory `/home/GEMS/opal'
> make BUILD_FLAGS=-DSIMICS module_go
> make[1]: Entering directory `/home/GEMS/opal'
> Made module
> make[1]: Leaving directory `/home/GEMS/opal'
> Opal: Linking simics module
> cd ../simics/x86-linux/lib; make opal
> make[1]: Entering directory `/home/GEMS/simics-2.2.19/x86-linux/lib'
> === Building module "opal" using the 2.0 API ===
> gmake[2]: Circular /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c <- /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c dependency dropped.
> Creating dependencies: module_id.c
> Creating dependencies: opal.c
> gmake[2]: Circular /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c <- /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c dependency dropped.
> Creating exportmap.elf
> Compiling opal.c
> `-mcpu=' is deprecated. Use `-mtune=' or '-march=' instead.
> /home/GEMS/simics/src/extensions/opal/opal.c:110: warning: ? defined but not used
> Compiling module_id.c 
> `-mcpu=' is deprecated. Use `-mtune=' or '-march=' instead.
> Linking opal.so
> /home/GEMS/simics-2.2.19/x86-linux/lib/opal.so: /home/GEMS/simics-2.2.19/x86-linux/
> lib/opal.so: undefined symbol: _ZN22generic_cache_templateI21generic_cache_block_tE9TagSearchEy
> bbPPS0_Pj
> gmake[2]: *** [/home/GEMS/simics-2.2.19/x86-linux/lib/opal.so] Error 1
> gmake[2]: *** Deleting file `/home/GEMS/simics-2.2.19/x86-linux/lib/opal.so'
> make[1]: *** [opal] Error 2
> make[1]: Leaving directory `/home/GEMS/simics-2.2.19/x86-linux/lib'
> make: *** [module] Error 2
> 
> Thanks,
> 
> Dave
> 
> "Min Xu (Hsu)" <xu@xxxxxxxxxxx> wrote: Dave,
> 
> The error seems to be related to generic_cache_template not being
> instantiated in none of the .C file, but still being called.
> Perhaps we have a bug that we may missed an instantiation statement
> (this is unlikely because the same code works here), or (more likely)
> we have a compiler incompatibility problem. 
> 
> To further determine the cause of the problem, can you use "nm"
> to find our which .o file calls the undefined the symbol?
> 
> -Min
> 
> On Sun, 12 Mar 2006 Dave wrote :
> > Hello All,
> > 
> > I'm trying to compile opal on a x86 Linux machine (make module DESTINATION=MOSI_SMP_bcast). (gems 1.2, simics 2.2.19, gcc 4.0.0). I'm getting some errors with the opal compilation as follows:
> > 
> > === Building module "opal" using the 2.0 API ===
> > gmake[2]: Circular /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c <- /home/GEMS/simics/x86-linux/obj/include/simics/module_id.c dependency dropped.
> > Linking opal.so
> > /home/GEMS/simics-2.2.19/x86-linux/lib/opal.so: /home/GEMS/simics-2.2.19/x86-linux/lib/opal.so: undefined symbol: _ZN22generic_cache_templateI21generic_cache_block_tE9TagSearchEybbPPS0_Pj
> > gmake[2]: *** [/home/GEMS/simics-2.2.19/x86-linux/lib/opal.so] Error 1
> > gmake[2]: *** Deleting file `/home/GEMS/simics-2.2.19/x86-linux/lib/opal.so'
> > make[1]: *** [opal] Error 2
> > make[1]: Leaving directory `/home/GEMS/simics-2.2.19/x86-linux/lib'
> > make: *** [module] Error 2
> > 
> > 
> > Thank you for your help!
> > 
> > Dave
> > 
> >   
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