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Add nvhpc FFT option #12

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Add nvhpc FFT option #12

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565e28e
Remove nvtx profiling commands
mathrack Feb 2, 2022
87f73bf
Switch makefile to gcc
mathrack Feb 2, 2022
f17793b
Fix for nvidia compiler
mathrack Feb 2, 2022
a3948be
Update Makefile for benchmark
mathrack Feb 3, 2022
6453acc
Add an nvhpc FFT target
pbartholomew08 Feb 3, 2022
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5 changes: 4 additions & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,10 @@ else ifeq ($(FFT),fftw3_f03)
LIBFFT=-L$(FFTW3_PATH)/lib -lfftw3 -lfftw3f
else ifeq ($(FFT),generic)
INC=
LIBFFT=#-lnvhpcwrapnvtx
LIBFFT=
else ifeq ($(FFT),nvhpc)
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@mathrack mathrack Feb 3, 2022

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This is probably broken when FFT=nvhpc because there is no file "fft_nvhpc.f90" in decomp2d ?

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@pbartholomew08 pbartholomew08 Feb 3, 2022

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good point - totally untested code, but in principle this is how it should work, generic should be portable and not link NVIDIA libraries

INC=
LIBFFT=-lnvhpcwrapnvtx
else ifeq ($(FFT),mkl)
SRCDECOMP := $(DECOMPDIR)/mkl_dfti.f90 $(SRCDECOMP)
LIBFFT=-Wl,--start-group $(MKLROOT)/lib/intel64/libmkl_intel_lp64.a $(MKLROOT)/lib/intel64/libmkl_sequential.a $(MKLROOT)/lib/intel64/libmkl_core.a -Wl,--end-group -lpthread
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