Matrix Multiply

TAU has support for the OpenACC directives available in PGI 12.3 and greater. Configure TAU:

./configure -c++=pgCC -cc=pgcc -fortran=pgi
make install

export TAU_MAKEFILE=<path to TAU>/x86_64/lib/Makefile.tau-pgi
export TAU_OPTIONS='-optVerbose -optShared'

Compile

make

Run:

./mm
module

Use TAU analysis tool to view performance data:

pprof
paraprof

Openacc