Try using an ICE40_CARRY_LUT primitive to avoid ABC issues
authorEddie Hung <eddie@fpgeh.com>
Wed, 17 Apr 2019 18:10:04 +0000 (11:10 -0700)
committerEddie Hung <eddie@fpgeh.com>
Wed, 17 Apr 2019 18:10:04 +0000 (11:10 -0700)
commita7632ab3326c5247b8152a53808413b259c13253
treeebf474848d09048774b158e4d35c57a46f728ee9
parentd59185f1d6bdc5f63704b41553bfc72eecd84223
Try using an ICE40_CARRY_LUT primitive to avoid ABC issues
techlibs/ice40/arith_map.v
techlibs/ice40/cells.box
techlibs/ice40/cells_box.v
techlibs/ice40/cells_map.v
techlibs/ice40/cells_sim.v
techlibs/ice40/ice40_opt.cc
techlibs/ice40/synth_ice40.cc