c1aedba74c
- clean up and increased robustness against the possibility that
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different processors give different results on the same FP operation
git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@5135 c92efa57-630b-4861-b058-cf58834340f0
2008-08-26 15:21:07 +00:00
3a248b5a0e
- new interfaces required to replace reduce with mp_sum
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- renumbering of communication error codes
git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@4823 c92efa57-630b-4861-b058-cf58834340f0
2008-04-19 10:12:09 +00:00
4dc4266f0b
Misc small changes for Alpha compilation warning, by G. Cantele
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git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@4731 c92efa57-630b-4861-b058-cf58834340f0
2008-03-06 20:02:06 +00:00
8649944110
- Bug fix, wrong behaviour of some driveris for parallel code executed
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using only one proc.
git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@4547 c92efa57-630b-4861-b058-cf58834340f0
2007-12-21 09:24:15 +00:00
1567da896f
- further mpi wrappers (parallel min and max)
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- use of DCOPY in fft_scatter is inefficient
when using a large number of processors
git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@4444 c92efa57-630b-4861-b058-cf58834340f0
2007-11-19 13:19:42 +00:00
bf74ac09d1
- new file mp_base.f90 containing mpi wrapper for block communications,
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like in it was in reduce sub of PW. This is to avoid large temporary
array allocations in module mp.f90 (mp.f90 calls subs in mp_base.f90).
On the other hands mp.f90 provide the general interfaces for different
kind of data and data size checking.
git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@4441 c92efa57-630b-4861-b058-cf58834340f0
2007-11-17 14:32:10 +00:00
cavazzon