URL
https://opencores.org/ocsvn/dblclockfft/dblclockfft/trunk
Subversion Repositories dblclockfft
Compare Revisions
- This comparison shows the changes necessary to convert path
/dblclockfft
- from Rev 19 to Rev 20
- ↔ Reverse comparison
Rev 19 → Rev 20
/trunk/sw/fftgen.cpp
1044,8 → 1044,8
long long ic, is, vl; |
|
c = cos(W); s = sin(W); |
ic = (long long)((double)((1ll<<(cbits-2)) * c + 0.5)); |
is = (long long)((double)((1ll<<(cbits-2)) * s + 0.5)); |
ic = (long long)round((1ll<<(cbits-2)) * c); |
is = (long long)round((1ll<<(cbits-2)) * s); |
vl = (ic & (~(-1ll << (cbits)))); |
vl <<= (cbits); |
vl |= (is & (~(-1ll << (cbits)))); |
/trunk/sw/Makefile
66,7 → 66,7
# |
.PHONY: fft |
fft: fftgen |
./fftgen -f 2048 -n 16 -x 3 |
./fftgen -f 2048 -n 16 |
cd $(CORED)/; verilator -cc fftmain.v |
cd $(OBJDR); make -f Vfftmain.mk |
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