Commit Graph

27 Commits

Author SHA1 Message Date
Martin Diehl 9d81c5eba7 flush to zero could be problematic
https://www.heise.de/news/Python-Compiler-Optionen-koennen-bei-Gleitkommaberechnungen-zu-Fehlern-fuehren-7257654.html
2022-09-13 23:29:15 +02:00
Martin Diehl 3b57934d6e Marc precision handling 2022-06-27 08:37:41 +00:00
Martin Diehl 53fe11484d not used 2022-02-27 15:50:55 +01:00
Martin Diehl a78da9dca7 older gfortran does not support %re and %im for complex numbers 2022-02-24 11:25:21 +01:00
Martin Diehl f36db86b3c better debug for gfortran, removing options not needed 2022-02-05 18:24:24 +01:00
Martin Diehl c25c17d0b6 reading the gcc manual
-mtune is implied by -march, -ffast-math is not recommended, and
-mtune=native is save
2022-02-05 10:57:18 +01:00
Martin Diehl 1eda18b9e5 fine tuning optimization flag
using AGRESSIVE with gcc reduced runtime of the small example on my
laptop from 2:00 min to 0:44 min
2022-02-01 14:47:18 +01:00
Martin Diehl a7440da26a options not supported by LLVM-based Intel compilers 2021-12-26 13:06:41 +01:00
Martin Diehl a9293db171 new LLVM-based Intel compilers work
quick test shows significant performance improvement
2021-12-25 18:36:35 +01:00
Martin Diehl e34b8a632c new Intel compilers are available 2021-12-25 16:19:48 +01:00
Martin Diehl bdda0eaebc new name
changed around the 4.5 branch (years ago)
2021-08-31 22:47:19 +02:00
Martin Diehl 4160c4fdb4 fix for parallel HDF5
if filters are applied, writing from one process does not work if the
file is opened for parallel write
2021-08-15 13:26:15 +02:00
Martin Diehl 49d51e196c no hope for GPI
flang will hopefully work in the near future
2021-05-19 13:42:14 +02:00
Martin Diehl 20c9549198 polishing
thread sanitizer throws warnings, probably because off 'terminallyIll'
2021-03-27 18:00:13 +01:00
Martin Diehl a7df99e7fc might be helpful at some time 2021-03-19 23:02:34 +01:00
Martin Diehl 35f9861818 Fortran standard is 2018
will not work for older compilers
2020-12-18 15:19:04 +01:00
Martin Diehl e56d56dece seems that Intel compilers are not tested 2020-11-11 10:54:22 +01:00
Martin Diehl 376e45d7bf don't even start to compile 2020-05-23 13:55:00 +02:00
Martin Diehl e3e70ae424 check for recent standard
requires Gfortran 8.1.x or later
2020-05-15 22:45:22 +02:00
Martin Diehl 0f2447d413 restart does not overwrite existing results 2020-05-06 21:48:55 +02:00
Martin Diehl 59c5fbc5fe position independent code required for Fedora 32 2020-04-30 08:05:42 +02:00
Martin Diehl 6421a9db9a require implicit none 2020-01-04 16:15:11 +01:00
Martin Diehl 3d32ad47db some debug options for PGI 2020-01-04 03:13:25 +01:00
Martin Diehl e8e3af000a indentation was not corrected after split per compiler 2019-12-21 07:59:09 +01:00
Martin Diehl 101cc83cee copy and paste error 2019-12-19 00:00:09 +01:00
Martin Diehl 68d2d1dd5e less complaints from the Intel compiler 2019-05-17 05:24:36 +00:00
Martin Diehl a2887e3918 small portions are better readable 2019-04-27 07:56:52 +02:00