On Sun, Jan 15, 2012 at 16:06, Xavier Garnaud < xavier.garnaud at ladhyx.polytechnique.fr> wrote:
> Here is the error message I got. > > Building C object CMakeFiles/petsc.dir/src/sys/draw/interface/dsflush.c.o > /home/garnaud/local/petsc/petsc-3.2-p5/src/sys/draw/interface/dsetpause.c: > In function PetscDrawSetPause: > > /home/garnaud/local/petsc/petsc-3.2-p5/src/sys/draw/interface/dsetpause.c:33:3: > error: MPIU___FLOAT128 undeclared (first use in this function) > > /home/garnaud/local/petsc/petsc-3.2-p5/src/sys/draw/interface/dsetpause.c:33:3: > note: each undeclared identifier is reported only once for each function it > appears in > You will need something like the following, and also some code at about src/sys/objects/pinit.c:750 to create MPIU_C___FLOAT128_COMPLEX. Let us know if you work it out, otherwise I'll take a look at it later. --- a/include/petscmath.h +++ b/include/petscmath.h @@ -112,6 +112,9 @@ #define MPIU_SCALAR MPIU_C_COMPLEX #elif defined(PETSC_USE_REAL_DOUBLE) #define MPIU_SCALAR MPIU_C_DOUBLE_COMPLEX +#elif defined(PETSC_USE_REAL___FLOAT128) +#define MPIU_SCALAR MPIU_C___FLOAT128_COMPLEX +extern MPI_Datatype MPIU_C___FLOAT128_COMPLEX #endif /* PETSC_USE_REAL_* */ /* > > Thank you > > On Sun, Jan 15, 2012 at 5:43 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote: > > > On Sun, Jan 15, 2012 at 05:54, Xavier Garnaud < > > xavier.garnaud at ladhyx.polytechnique.fr> wrote: > > > >> Thank you for your help. > >> > >> quadmath.h contains quad complex functions. I naively added the > functions > >> for quad complex. The beginning of the compilation works, but then it > fails > >> with an MPI related error. I will contact you again when i manage to > make > >> it work, > >> > > > > What was the MPI error? > > > > It's likely that we are missing data types and MPI_Ops for quad complex. > > > > > >> > >> Sincerely, > >> > >> Xavier > >> > >> > >> > >> On Mon, Jan 9, 2012 at 8:01 PM, Barry Smith <bsmith at mcs.anl.gov> wrote: > >> > >>> > >>> We've never tried to do this. > >>> > >>> First you need to check if quadmath.h has quad complex stuff in it? > >>> If it does you need to add into petscmath.h the quad complex bindings > for > >>> all the various math operations like PetscScalar and PetscSqrtScalar() > etc > >>> > >>> Barry > >>> > >>> > >>> On Jan 9, 2012, at 12:05 PM, Xavier Garnaud wrote: > >>> > >>> > I am trying to build PETSc with complex number and quadruple > >>> precision, but > >>> > I get an error at the compiling stage. I do not get this error when I > >>> do > >>> > the same using real numbers. Are complex numbers incompatible with > >>> > quadruple precision? > >>> > Thank you very much, > >>> > Sincerely, > >>> > > >>> > Xavier > >>> > > >>> > <configure.log><make.log> > >>> > >>> > >> > > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20120115/b8be9291/attachment.htm>
