Re: [eigen] ei_pmul issues

[Benjamin Schindler <bschindler@xxxxxxxxxxxxxxx>]

Hi

Ah, this explanation helps a lot. I was going to ask why it compiles on 
another machine, but you guessed right. The other build is a debug build

Thanks!
Benjamin

Benoit Jacob wrote:
> Actually, I tried a small test program, and now I remember better what happens:
>
> - the non-vectorized path tolerates mixing float and double quite well
> - the vectorized path (which you are using here, -msse2) doesn't, and
> there is no way that it could.
>
> I'm going to add a nice compile-time error when mixing float and
> double, so no such surprise happens when enabling vectorization.
>
> Cheers,
> Benoit
>
> 2008/12/2 Benjamin Schindler <bschindler@xxxxxxxxxxxxxxx>:
>   
> > Hi
> >
> > I can't currently compile some code which compiles cleanly on another
> > machine and I haven't been able to figure why...
> >
> > /home/benjamin/eth/masterarbeit/viewer/libsph/SPHSampler.cpp:222:
> > instantiated from here
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Product.h:465: error: no
> > matching function for call to 'ei_pmul(float __vector__, double __vector__)'
> > make[2]: *** [libsph/CMakeFiles/sph.dir/SPHSampler.cpp.o] Error 1
> > make[2]: Leaving directory `/home/benjamin/software/build/viewer-build'
> > make[1]: *** [libsph/CMakeFiles/sph.dir/all] Error 2
> > make[1]: Leaving directory `/home/benjamin/software/build/viewer-build'
> > make: *** [all] Error 2
> >
> > I attach the complete error. Any idea what's going wrong here? I'm compiling
> > with gcc-4.3 with -msse2 -march=native, A pentium-m centrino. On the
> > desktop, a core2 duo it compiles cleanly
> > Oh, I'm using the latest eigen2 beta
> >
> > Thanks
> > Benjamin
> >
> >
> > [ 18%] Building CXX object libsph/CMakeFiles/sph.dir/SPHSampler.cpp.o
> > cd /home/benjamin/software/build/viewer-build/libsph && /usr/bin/c++
> >  -Dsph_EXPORTS   -Wno-deprecated -O2 -g -msse2 -march=native -DNDEBUG -fPIC
> > -I/home/benjamin/env/include/vtk-5.2 -I/home/benjamin/env/include/eigen2
> > -o CMakeFiles/sph.dir/SPHSampler.cpp.o -c
> > /home/benjamin/eth/masterarbeit/viewer/libsph/SPHSampler.cpp
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Product.h: In static member
> > function ‘static void Eigen::ei_product_packet_impl<0, 0, Lhs, Rhs,
> > PacketScalar, LoadMode>::run(int, int, const Lhs&, const Rhs&,
> > PacketScalar&) [with Lhs = Eigen::Map<Eigen::Matrix<float, 10000, 1, 0,
> > 10000, 1>, 1>, Rhs = Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3,
> > 10000, 0, 3, 10000>, 3, 1, 1, 32> >, PacketScalar = float __vector__, int
> > LoadMode = 1]’:
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Product.h:244:
> > instantiated from ‘const typename
> > Eigen::MatrixBase<Eigen::Product<LhsNested, RhsNested, ProductMode>
> >     
> > > ::PacketScalar Eigen::Product<Lhs, Rhs, ProductMode>::packet(int, int)
> > >       
> > const [with int LoadMode = 1, LhsNested = const
> > Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>, 1>&, RhsNested =
> > const Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3,
> > 10000>, 3, 1, 1, 32> >&, int ProductMode = 0]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Coeffs.h:339:
> > instantiated from ‘void Eigen::MatrixBase<Derived>::copyPacket(int, int,
> > const Eigen::MatrixBase<OtherDerived>&) [with OtherDerived =
> > Eigen::Product<const Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>,
> > 1>&, const Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0,
> > 3, 10000>, 3, 1, 1, 32> >&, 0>, int StoreMode = 0, int LoadMode = 1, Derived
> > = Eigen::Matrix<float, 10000, 3, 0, 10000, 3>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Assign.h:375:
> > instantiated from ‘static void Eigen::ei_assign_impl<Derived1, Derived2,
> > 2, 2>::run(Derived1&, const Derived2&) [with Derived1 = Eigen::Matrix<float,
> > 10000, 3, 0, 10000, 3>, Derived2 = Eigen::Product<const
> > Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3, 10000>,
> > 3, 1, 1, 32> >&, 0>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Assign.h:405:
> > instantiated from ‘Derived& Eigen::MatrixBase<Derived>::lazyAssign(const
> > Eigen::MatrixBase<OtherDerived>&) [with OtherDerived = Eigen::Product<const
> > Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3, 10000>,
> > 3, 1, 1, 32> >&, 0>, Derived = Eigen::Matrix<float, 10000, 3, 0, 10000,
> > 3>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Assign.h:420:
> > instantiated from ‘static Derived& Eigen::ei_assign_selector<Derived,
> > OtherDerived, false, false>::run(Derived&, const OtherDerived&) [with
> > Derived = Eigen::Matrix<float, 10000, 3, 0, 10000, 3>, OtherDerived =
> > Eigen::Product<const Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>,
> > 1>&, const Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0,
> > 3, 10000>, 3, 1, 1, 32> >&, 0>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Matrix.h:337:
> > instantiated from ‘Eigen::Matrix<_Scalar, _Rows, _Cols, _StorageOrder,
> > _MaxRows, _MaxCols>::Matrix(const Eigen::MatrixBase<OtherDerived>&) [with
> > OtherDerived = Eigen::Product<const Eigen::Map<Eigen::Matrix<float, 10000,
> > 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3, 10000>,
> > 3, 1, 1, 32> >&, 0>, _Scalar = float, int _Rows = 10000, int _Cols = 3, int
> > _StorageOrder = 0, int _MaxRows = 10000, int _MaxCols = 3]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/CwiseBinaryOp.h:90:
> > instantiated from ‘Eigen::CwiseBinaryOp<BinaryOp, Lhs,
> > Rhs>::CwiseBinaryOp(const Lhs&, const Rhs&, const BinaryOp&) [with BinaryOp
> > = Eigen::ei_scalar_sum_op<float>, Lhs = Eigen::Matrix<float, 10000, 10000,
> > 0, 10000, 10000>, Rhs = Eigen::Product<const Eigen::Map<Eigen::Matrix<float,
> > 10000, 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3,
> > 10000>,3, 1, 1, 32> >&, 0>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/CwiseBinaryOp.h:167:
> > instantiated from ‘const
> > Eigen::CwiseBinaryOp<Eigen::ei_scalar_sum_op<typename
> > Eigen::ei_traits<T>::Scalar>, Derived, OtherDerived>
> > Eigen::MatrixBase<Derived>::operator+(const
> > Eigen::MatrixBase<OtherDerived>&) const [with OtherDerived =
> > Eigen::Product<const Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>,
> > 1>&, const Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0,
> > 3,10000>, 3, 1, 1, 32> >&, 0>, Derived = Eigen::Matrix<float, 10000, 10000,
> > 0, 10000, 10000>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/CwiseBinaryOp.h:179:
> > instantiated from ‘Derived& Eigen::MatrixBase<Derived>::operator+=(const
> > Eigen::MatrixBase<OtherDerived>&) [with OtherDerived = Eigen::Product<const
> > Eigen::Map<Eigen::Matrix<float, 10000, 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3, 10000>,
> > 3, 1, 1, 32> >&, 0>, Derived = Eigen::Matrix<float, 10000, 10000, 0, 10000,
> > 10000>]’
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Matrix.h:243:
> > instantiated from ‘Eigen::Matrix<_Scalar, _Rows, _Cols, _StorageOrder,
> > _MaxRows, _MaxCols>& Eigen::Matrix<_Scalar, _Rows, _Cols, _StorageOrder,
> > _MaxRows, _MaxCols>::operator+=(const Eigen::MatrixBase<OtherDerived>&)
> > [with OtherDerived = Eigen::Product<const Eigen::Map<Eigen::Matrix<float,
> > 10000, 1, 0, 10000, 1>, 1>&, const
> > Eigen::Transpose<Eigen::Block<Eigen::Matrix<double, 3, 10000, 0, 3, 10000>,
> > 3, 1, 1, 32> >&, 0>, _Scalar = float, int _Rows = 10000, int _Cols = 10000,
> > int _StorageOrder = 0, int _MaxRows = 10000, int _MaxCols = 10000]’
> > /home/benjamin/eth/masterarbeit/viewer/libsph/SPHSampler.cpp:224:
> > instantiated from here
> > /home/benjamin/env/include/eigen2/Eigen/src/Core/Product.h:465: error: no
> > matching function for call to ‘ei_pmul(float __vector__, double
> > __vector__)’
> > make[2]: *** [libsph/CMakeFiles/sph.dir/SPHSampler.cpp.o] Error 1
> > make[2]: *** Waiting for unfinished jobs....
> > make[2]: Leaving directory `/home/benjamin/software/build/viewer-build'
> > make[1]: *** [libsph/CMakeFiles/sph.dir/all] Error 2
> > make[1]: Leaving directory `/home/benjamin/software/build/viewer-build'
> > make: *** [all] Error 2
> >
> >
> >
> >     
>
> ---
>
>   


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