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[common] placer to produce error when >1 cell->bel constraint

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This commit is contained in:
Eddie Hung 2018-11-08 16:21:31 -08:00
parent 636a03d71e
commit 8258586c7d
1 changed files with 6 additions and 0 deletions
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6
common/placer1.cc
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@ -118,6 +118,12 @@ class SAPlacer
loc_name.c_str(), bel_type.c_str(ctx), cell->name.c_str(ctx), cell->type.c_str(ctx)); loc_name.c_str(), bel_type.c_str(ctx), cell->name.c_str(ctx), cell->type.c_str(ctx));
} }
auto bound_cell = ctx->getBoundBelCell(bel);
if (bound_cell) {
log_error("Cell \'%s\' cannot be bound to bel \'%s\' since it is already bound to cell \'%s\'\n",
cell->name.c_str(ctx), loc_name.c_str(), bound_cell->name.c_str(ctx));
}
ctx->bindBel(bel, cell, STRENGTH_USER); ctx->bindBel(bel, cell, STRENGTH_USER);
locked_bels.insert(bel); locked_bels.insert(bel);
placed_cells++; placed_cells++;