ice40: Honor the "dont_touch" attribute in FFSSR pass
authorSylvain Munaut <tnt@246tNt.com>
Sat, 8 Dec 2018 21:46:28 +0000 (22:46 +0100)
committerSylvain Munaut <tnt@246tNt.com>
Sat, 8 Dec 2018 21:46:28 +0000 (22:46 +0100)
commitadd6ab9b2a8d94bee0e7949a4524cc673ec336b1
tree0d6563091993f55976319bdabaffcf1fac40c953
parent47a5dfdaa4bd7d400c6e3d58476de80904df460d
ice40: Honor the "dont_touch" attribute in FFSSR pass

This is useful if you want to place FF manually ... can't merge SR in those
because it might make the manual placement invalid

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
techlibs/ice40/ice40_ffssr.cc