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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] ei_pmul issues
- From: "Benoit Jacob" <jacob.benoit.1@xxxxxxxxx>
- Date: Wed, 3 Dec 2008 22:03:31 +0100
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As of r892242, illegal mixing of different numeric types should give
much better error messages.
Cheers,
Benoit
2008/12/3 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
>>>
>>>
>>>
>>>
>>
>> ---
>>
>>
>
>
> ---
>
>
---