Adds OpenACC for optional GPU utilization#116

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RGates94 wants to merge 11 commits into

Commits on Jan 30, 2020

disable some OpenMP directives and default libblas flag to allow compilation on gfortran
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Modify global makefile to correctly set OpenMP flag when using pgfortran
RGates94
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Commits on Feb 3, 2020

Compile dcon with OpenACC flags
RGates94
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Commits on Feb 4, 2020

Force OpenMP off in dcon and pentrc
RGates94
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Commits on Feb 10, 2020

Fix runtime pointer exception during kinetic calculation on gfortran
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Commits on Feb 12, 2020

Make OMP optimizations in fourfit conditional on OACC environment variable
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Commits on Feb 14, 2020

Commits on Mar 12, 2020

rewrite xintgrnd subroutine in C and pass to lsode2 calls
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Commits on Mar 13, 2020