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Commit Graph

32 Commits

Author SHA1 Message Date
paboyle
e3a309a73f Eigen happiness 2018-07-31 00:35:17 +01:00
paboyle
9e9c2962df Simplify comms layer proliferation 2018-01-08 11:30:22 +00:00
paboyle
54e94360ad Experimental: Multiple communicators to see if we can avoid thread locks in --enable-comms=mpit 2017-06-24 23:10:24 +01:00
6eea9e4da7 HDF5 types static initialisation is mysteriously buggy on BG/Q, changing strategy 2017-01-19 18:02:53 -08:00
5803933aea First implementation of HDF5 serial IO writer, reader is still empty 2017-01-17 16:21:18 -08:00
paboyle
791cb050c8 Comms improvements 2016-11-01 11:35:43 +00:00
azusayamaguchi
b6a65059a2 Update to use shared memory to contain the stencil comms buffers
Tested on 2.1.1.1 1.2.1.1 4.1.1.1 1.4.1.1 2.2.1.1 subnode decompositions
2016-10-24 17:30:43 +01:00
paboyle
cbcfea466f MPI3 2016-10-20 16:57:14 +01:00
2e74520821 removed libtool use (BG/Q compatibility) 2016-09-16 15:25:49 +01:00
9e5b934d21 improved LAPACK configuration 2016-08-02 17:26:54 +01:00
e9f30cab2c first working version for the new build system 2016-07-30 17:53:18 +01:00
paboyle
a0676beeb1 Open up dependency on Eigen and FFTW 2016-07-07 22:31:07 +01:00
Peter Boyle
7f927a541c Shmem related fixes for shmem compile 2016-02-11 07:37:39 -06:00
Peter Boyle
1d0df449e8 Reorganise of file naming 2015-06-03 12:47:05 +01:00
Peter Boyle
3845f267cb Domain wall fermions now invert ; have the basis set up for
Tanh/Zolo * (Cayley/PartFrac/ContFrac) * (Mobius/Shamir/Wilson)
Approx        Representation               Kernel.

All are done with space-time taking part in checkerboarding, Ls uncheckerboarded

Have only so far tested the Domain Wall limit of mobius, and at that only checked
that it
i)  Inverts
ii) 5dim DW == Ls copies of 4dim D2
iii) MeeInv Mee == 1
iv) Meo+Mee+Moe+Moo == M unprec.
v) MpcDagMpc is hermitan
vi) Mdag is the adjoint of M between stochastic vectors.

That said, the RB schur solve, RB MpcDagMpc solve, Unprec solve
all converge and the true residual becomes small; so pretty good tests.
2015-06-02 16:57:12 +01:00
azusayamaguchi
f2c70804ca Bug in Makefile.am fixed 2015-05-31 18:50:08 +01:00
Peter Boyle
5644ab1e19 Large scale change to support 5d fermion formulations.
Have 5d replicated wilson with 4d gauge working and matrix regressing
to Ls copies of wilson.
2015-05-31 15:09:02 +01:00
Peter Boyle
62a7ca462f Works now with Clang-avx, Clang-sse and ICPC-avx, ICPC-sse 2015-05-28 11:35:43 +01:00
Peter Boyle
48bb3ab4e7 Merge branch 'master' of https://github.com/paboyle/Grid
Conflicts:
	lib/Grid_simd.h
2015-05-26 20:04:08 +01:00
Peter Boyle
840754dd42 Hand unrolled version of dslash in a separate class.
Useful to compare; raises Intel compiler from 9GFlop/s to 17.5 Gflops.
                   on ivybridge core. Raises Clang form 14.5 to 17.5
2015-05-26 19:54:03 +01:00
neo
9e29ac6549 Completed implementation of new Grid_simd classes
Tested performance for SSE4, Ok.
AVX1/2, AVX512 yet untested
2015-05-22 17:33:15 +09:00
neo
74e91cd925 Partial implementation of the vector types SIMD
Implementing SSE4 now
A systematic series of tests must be written.
2015-05-19 17:21:17 +09:00
neo
baa382f055 Added check of mpfr and gmp at configure time
It generates automatically the linker flags or complains if not found.
2015-05-19 13:54:55 +09:00
Peter Boyle
11cb3e9a01 Getting closer to having a wilson solver... introducing a first and untested
cut at Conjugate gradient. Also copied in Remez, Zolotarev, Chebyshev from
Mike Clark, Tony Kennedy and my BFM package respectively since we know we will
need these. I wanted the structure of

algorithms/approx
algorithms/iterative

etc.. to start taking shape.
2015-05-18 07:47:05 +01:00
Peter Boyle
6103c29ee3 Threading support rework.
Placed parallel pragmas as macros; implemented deterministic thread reduction in style of
BFM.
2015-05-12 07:51:41 +01:00
paboyle
379943abf5 Command line args and a general clean up 2015-05-11 12:43:10 +01:00
Peter Boyle
94f728bee4 Big updates with progress towards wilson matrix 2015-04-26 15:51:09 +01:00
Peter Boyle
38598190c3 Vectors now too and right multiple of matrix with gamma 2015-04-24 19:08:29 +01:00
Peter Boyle
6bd11d920a Finishing the reorg 2015-04-18 21:24:10 +01:00
Peter Boyle
25a8266638 More files, shorter each. 2015-04-18 20:45:00 +01:00
Peter Boyle
cffad66894 Reorganise to keep files smaller 2015-04-18 18:36:48 +01:00
Peter Boyle
c656164015 Reorg of build structure 2015-04-18 14:55:00 +01:00