mirror of
https://github.com/mborgerding/kissfft.git
synced 2025-07-18 21:14:24 -04:00
simplified testing (hopefully)
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@ -1,58 +1,42 @@
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NFFT=256
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ALLUTILS=kfft kifft kffts kiffts kfftd kifftd s2f s2d sigdiff sigdiffs sigdiffd scale scales scaled
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NUMFFTS=1000
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NFFT=1024
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ALLUTILS=kfft kffts kfftd
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NUMFFTS=10000
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UTILSRC=../kiss_fft.c fftutil.c
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all: $(ALLUTILS)
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kfft: $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) $(UTILSRC)
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kifft: ../kiss_fft.h ../kiss_fft.c fftutil.c
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) -DINVERSE_FFT $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. $(UTILSRC)
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kffts: $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) -DFIXED_POINT $(UTILSRC)
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kiffts: $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) -DFIXED_POINT -DINVERSE_FFT $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -DFIXED_POINT $(UTILSRC)
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kfftd: $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) -Dkiss_fft_scalar=double $(UTILSRC)
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kifftd: ../kiss_fft.h ../kiss_fft.c fftutil.c
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gcc -Wall -O3 -o $@ -lm -I.. -DNFFT=$(NFFT) -Dkiss_fft_scalar=double -DINVERSE_FFT $(UTILSRC)
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gcc -Wall -O3 -o $@ -lm -I.. -Dkiss_fft_scalar=double $(UTILSRC)
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s2f: typeconvert.c
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gcc -Wall -O3 -o $@ $^ -DTYPE1=short -DTYPE2=float
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s2d: typeconvert.c
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gcc -Wall -O3 -o $@ $^ -DTYPE1=short -DTYPE2=double
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time: all
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@echo
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@echo "#### timing $(NUMFFTS) x $(NFFT) point FFTs"
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@echo "#### DOUBLE"
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@time -f 'Elapsed:%E user:%U sys:%S' \
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sh -c 'dd if=/dev/zero bs=$$((16*$(NFFT))) count=$(NUMFFTS) 2>/dev/null |./kfftd>/dev/null'
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@echo "#### FLOAT"
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@time -f 'Elapsed:%E user:%U sys:%S' \
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sh -c 'dd if=/dev/zero bs=$$((8*$(NFFT))) count=$(NUMFFTS) 2>/dev/null |./kfft>/dev/null'
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@echo "#### SHORT"
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@time -f 'Elapsed:%E user:%U sys:%S' \
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sh -c 'dd if=/dev/zero bs=$$((4*$(NFFT))) count=$(NUMFFTS) 2>/dev/null |./kffts>/dev/null'
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scale: typeconvert.c
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gcc -Wall -O3 -o $@ $^ -DTYPE1=float -DTYPE2=float
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scales: typeconvert.c
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gcc -Wall -O3 -o $@ $^ -DTYPE1=short -DTYPE2=short
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scaled: typeconvert.c
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gcc -Wall -O3 -o $@ $^ -DTYPE1=double -DTYPE2=double
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snr: all
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@which octave
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@echo
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@echo "### testing SNR for $(NFFT) point FFTs"
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@echo "#### DOUBLE"
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@echo "testkiss($(NFFT),'double',1,1/$(NFFT));" | octave -q
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@echo "#### FLOAT"
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@echo "testkiss($(NFFT),'float',1,1/$(NFFT));" | octave -q
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@echo "#### SHORT"
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@echo "testkiss($(NFFT),'short',$(NFFT),$(NFFT));" | octave -q
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sigdiff: sigdiff.c
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gcc -Wall -O3 -o $@ $^ -DTYPE=float -lm
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sigdiffs: sigdiff.c
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gcc -Wall -O3 -o $@ $^ -DTYPE=short -lm
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sigdiffd: sigdiff.c
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gcc -Wall -O3 -o $@ $^ -DTYPE=double -lm
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randshort.dat:
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dd if=/dev/urandom bs=$$((4 * $(NFFT) )) count=$(NUMFFTS) of=randshort.dat
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randfloat.dat: randshort.dat s2f
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./s2f < $< > $@
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randdouble.dat: randshort.dat s2d
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./s2d < $< > $@
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data: randshort.dat randfloat.dat randdouble.dat
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test: all data
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@echo "####################Testing double fft|ifft"
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@./kfftd < randdouble.dat | ./kifftd | ./scaled -d $(NFFT) | ./sigdiffd randdouble.dat -
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@echo "####################Testing float fft|ifft"
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./kfft < randfloat.dat | ./kifft | ./scale -d $(NFFT) | ./sigdiff randfloat.dat -
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@echo "####################Testing short fft|ifft"
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./kffts < randshort.dat | ./kiffts | ./scales -m $(NFFT) | ./sigdiffs randshort.dat -
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test: snr time
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clean:
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rm -f $(ALLUTILS) *.dat *~
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