From 369bf81a7049c96f62af084bb5007fbf45e36ab4 Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Fri, 27 Dec 2013 14:20:15 +0100 Subject: Added support for non-const === and !== (for miter circuits) --- passes/opt/opt_const.cc | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'passes/opt') diff --git a/passes/opt/opt_const.cc b/passes/opt/opt_const.cc index b7b361e9..30d85588 100644 --- a/passes/opt/opt_const.cc +++ b/passes/opt/opt_const.cc @@ -144,7 +144,7 @@ void replace_const_cells(RTLIL::Design *design, RTLIL::Module *module, bool cons #endif } - if (cell->type == "$eq" || cell->type == "$ne") + if (cell->type == "$eq" || cell->type == "$ne" || cell->type == "$eqx" || cell->type == "$nex") { RTLIL::SigSpec a = cell->connections["\\A"]; RTLIL::SigSpec b = cell->connections["\\B"]; @@ -160,10 +160,12 @@ void replace_const_cells(RTLIL::Design *design, RTLIL::Module *module, bool cons assert(a.chunks.size() == b.chunks.size()); for (size_t i = 0; i < a.chunks.size(); i++) { - if (a.chunks[i].wire == NULL && a.chunks[i].data.bits[0] > RTLIL::State::S1) - continue; - if (b.chunks[i].wire == NULL && b.chunks[i].data.bits[0] > RTLIL::State::S1) - continue; + if (cell->type == "$eq" || cell->type == "$ne") { + if (a.chunks[i].wire == NULL && a.chunks[i].data.bits[0] > RTLIL::State::S1) + continue; + if (b.chunks[i].wire == NULL && b.chunks[i].data.bits[0] > RTLIL::State::S1) + continue; + } new_a.append(a.chunks[i]); new_b.append(b.chunks[i]); } -- cgit v1.2.3