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3b6c07c398
The new HEaP analytic placer for NextPNR uses Eigen for underlying placement algorithms. Enabling -DUSE_OPENMP passes -fopenmp onto the compiler, which Eigen picks up automatically with no extra work. This should result in placer speedups for large designs, e.g. on ECP5 85k chips. Signed-off-by: Austin Seipp <aseipp@pobox.com> |
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