diff options
Diffstat (limited to 'frontends')
| -rw-r--r-- | frontends/verific/verific.cc | 75 |
1 files changed, 65 insertions, 10 deletions
diff --git a/frontends/verific/verific.cc b/frontends/verific/verific.cc index bc6abc5f8..455bf8170 100644 --- a/frontends/verific/verific.cc +++ b/frontends/verific/verific.cc @@ -71,7 +71,7 @@ static void import_attributes(std::map<RTLIL::IdString, RTLIL::Const> &attribute static RTLIL::SigSpec operatorInput(Instance *inst, std::map<Net*, RTLIL::SigBit> &net_map) { RTLIL::SigSpec sig; - for (unsigned i = 0; i < inst->InputSize(); i++) + for (int i = int(inst->InputSize())-1; i >= 0; i--) if (inst->GetInputBit(i)) sig.append(net_map.at(inst->GetInputBit(i))); else @@ -83,7 +83,7 @@ static RTLIL::SigSpec operatorInput(Instance *inst, std::map<Net*, RTLIL::SigBit static RTLIL::SigSpec operatorInput1(Instance *inst, std::map<Net*, RTLIL::SigBit> &net_map) { RTLIL::SigSpec sig; - for (unsigned i = 0; i < inst->Input1Size(); i++) + for (int i = int(inst->Input1Size())-1; i >= 0; i--) if (inst->GetInput1Bit(i)) sig.append(net_map.at(inst->GetInput1Bit(i))); else @@ -95,7 +95,7 @@ static RTLIL::SigSpec operatorInput1(Instance *inst, std::map<Net*, RTLIL::SigBi static RTLIL::SigSpec operatorInput2(Instance *inst, std::map<Net*, RTLIL::SigBit> &net_map) { RTLIL::SigSpec sig; - for (unsigned i = 0; i < inst->Input2Size(); i++) + for (int i = int(inst->Input2Size())-1; i >= 0; i--) if (inst->GetInput2Bit(i)) sig.append(net_map.at(inst->GetInput2Bit(i))); else @@ -108,9 +108,9 @@ static RTLIL::SigSpec operatorOutput(Instance *inst, std::map<Net*, RTLIL::SigBi { RTLIL::SigSpec sig; RTLIL::Wire *dummy_wire = NULL; - for (unsigned i = 0; i < inst->OutputSize(); i++) - if (inst->GetInput2Bit(i)) { - sig.append(net_map.at(inst->GetInput2Bit(i))); + for (int i = int(inst->OutputSize())-1; i >= 0; i--) + if (inst->GetOutputBit(i)) { + sig.append(net_map.at(inst->GetOutputBit(i))); dummy_wire = NULL; } else { if (dummy_wire == NULL) @@ -377,8 +377,6 @@ static void import_netlist(RTLIL::Design *design, Netlist *nl, std::set<Netlist* continue; } - // FIXME: OPER_REMAINDER -- how is this different from OPER_MODULO ? - if (inst->Type() == OPER_REMAINDER) { module->addMod(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); continue; @@ -394,8 +392,6 @@ static void import_netlist(RTLIL::Design *design, Netlist *nl, std::set<Netlist* continue; } - // FIXME: OPER_ROTATE_LEFT OPER_ROTATE_RIGHT -- are they $sshl / $sshr cells? - if (inst->Type() == OPER_REDUCE_AND) { module->addReduceAnd(RTLIL::escape_id(inst->Name()), IN, OUT, SIGNED); continue; @@ -435,6 +431,60 @@ static void import_netlist(RTLIL::Design *design, Netlist *nl, std::set<Netlist* continue; } + if (inst->Type() == OPER_WIDE_AND) { + module->addAnd(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_OR) { + module->addOr(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_XOR) { + module->addXor(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_NAND) { + RTLIL::SigSpec tmp1 = module->new_wire(inst->OutputSize(), NEW_ID); + module->addAnd(NEW_ID, IN1, IN2, tmp1, SIGNED); + module->addNot(RTLIL::escape_id(inst->Name()), tmp1, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_NOR) { + RTLIL::SigSpec tmp1 = module->new_wire(inst->OutputSize(), NEW_ID); + module->addOr(NEW_ID, IN1, IN2, tmp1, SIGNED); + module->addNot(RTLIL::escape_id(inst->Name()), tmp1, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_XNOR) { + module->addXnor(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_BUF) { + module->addPos(RTLIL::escape_id(inst->Name()), IN, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_WIDE_INV) { + module->addNot(RTLIL::escape_id(inst->Name()), IN, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_MINUS) { + module->addSub(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); + continue; + } + + if (inst->Type() == OPER_UMINUS) { + module->addNeg(RTLIL::escape_id(inst->Name()), IN, OUT, SIGNED); + continue; + } + if (inst->Type() == OPER_EQUAL) { module->addEq(RTLIL::escape_id(inst->Name()), IN1, IN2, OUT, SIGNED); continue; @@ -445,6 +495,11 @@ static void import_netlist(RTLIL::Design *design, Netlist *nl, std::set<Netlist* continue; } + if (inst->Type() == OPER_WIDE_MUX) { + module->addMux(RTLIL::escape_id(inst->Name()), IN1, IN2, net_map.at(inst->GetControl()), OUT); + continue; + } + #undef IN #undef IN1 #undef IN2 |