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Re: [RFA]: simulator build failures with parallel make
- To: jtc at redback dot com
- Subject: Re: [RFA]: simulator build failures with parallel make
- From: Andrew Cagney <ac131313 at cygnus dot com>
- Date: Fri, 06 Apr 2001 14:08:06 -0400
- Cc: gdb-patches at sourceware dot cygnus dot com
- References: <5m8zlrot5g.fsf@jtc.redback.com>
"J.T. Conklin" wrote:
>
> With gmake -j, the d10v, mn10200, mn10300 and v850 simulators can
> fail to build because the generated header simops.h is included by
> simops.c, but is not listed as a dependency for that file.
>
> There are similar failures with the ppc simulator. I'll submit a
> patch for it as soon as I get a few moments to address it.
>
> --jtc
>
> (I have this change log entry in each of the four simulator directories)
>
> 2001-03-27 J.T. Conklin <jtc@redback.com>
>
> * Makefile.in (simops.o): Add simops.h to dependency list.
With that dependency added without -j does the generator get run twice?
I've this memory of a strange querk with make dependencies and files
being created as a sideeffect.
Any way, assuming you've played with it with using both make and gmake
and it appears ok then yes.
Andrew
> Index: d10v/Makefile.in
> ===================================================================
> RCS file: /cvs/src/src/sim/d10v/Makefile.in,v
> retrieving revision 1.2
> diff -c -r1.2 Makefile.in
> *** Makefile.in 2000/02/22 08:52:21 1.2
> --- Makefile.in 2001/03/27 20:07:40
> ***************
> *** 48,53 ****
> rm -f table.c simops.h gencode
>
> interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c $(INCLUDE)
> endian.o: endian.c $(INCLUDE)
> table.o: table.c
> --- 48,53 ----
> rm -f table.c simops.h gencode
>
> interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c simops.h $(INCLUDE)
> endian.o: endian.c $(INCLUDE)
> table.o: table.c
> Index: mn10200/Makefile.in
> ===================================================================
> RCS file: /cvs/src/src/sim/mn10200/Makefile.in,v
> retrieving revision 1.1.1.2
> diff -c -r1.1.1.2 Makefile.in
> *** Makefile.in 1999/04/26 18:33:09 1.1.1.2
> --- Makefile.in 2001/03/27 20:07:40
> ***************
> *** 48,52 ****
> rm -f table.c simops.h gencode
>
> interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c $(INCLUDE)
> table.o: table.c
> --- 48,52 ----
> rm -f table.c simops.h gencode
>
> interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c simops.h $(INCLUDE)
> table.o: table.c
> Index: mn10300/Makefile.in
> ===================================================================
> RCS file: /cvs/src/src/sim/mn10300/Makefile.in,v
> retrieving revision 1.2
> diff -c -r1.2 Makefile.in
> *** Makefile.in 2000/03/03 23:25:10 1.2
> --- Makefile.in 2001/03/27 20:07:40
> ***************
> *** 152,158 ****
>
>
> interp.o: interp.c $(MN10300_INTERP_DEP) $(INCLUDE)
> ! simops.o: simops.c $(INCLUDE)
> table.o: table.c
>
> clean-extra: clean-igen
> --- 152,158 ----
>
>
> interp.o: interp.c $(MN10300_INTERP_DEP) $(INCLUDE)
> ! simops.o: simops.c simops.h $(INCLUDE)
> table.o: table.c
>
> clean-extra: clean-igen
> Index: v850/Makefile.in
> ===================================================================
> RCS file: /cvs/src/src/sim/v850/Makefile.in,v
> retrieving revision 1.3
> diff -c -r1.3 Makefile.in
> *** Makefile.in 2001/03/14 21:51:31 1.3
> --- Makefile.in 2001/03/27 20:07:41
> ***************
> *** 135,140 ****
> rm -f table.c simops.h gencode
>
> #interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c $(INCLUDE) targ-vals.h
> #table.o: table.c
> semantics.o: $(INCLUDE)
> --- 135,140 ----
> rm -f table.c simops.h gencode
>
> #interp.o: interp.c table.c $(INCLUDE)
> ! simops.o: simops.c simops.h $(INCLUDE) targ-vals.h
> #table.o: table.c
> semantics.o: $(INCLUDE)