diff options
Diffstat (limited to 'ice40/arch.cc')
| -rw-r--r-- | ice40/arch.cc | 368 |
1 files changed, 66 insertions, 302 deletions
diff --git a/ice40/arch.cc b/ice40/arch.cc index af31e147..30eea776 100644 --- a/ice40/arch.cc +++ b/ice40/arch.cc @@ -2,7 +2,6 @@ * nextpnr -- Next Generation Place and Route * * Copyright (C) 2018 Clifford Wolf <clifford@symbioticeda.com> - * Copyright (C) 2018 Serge Bazanski <q3k@symbioticeda.com> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -29,16 +28,6 @@ NEXTPNR_NAMESPACE_BEGIN -ArchRWProxy Arch::rwproxy(void) { - ArchRWProxy res(this); - return res; -} - -ArchRProxy Arch::rproxy(void) const { - ArchRProxy res(this); - return res; -} - // ----------------------------------------------------------------------- IdString Arch::belTypeToId(BelType type) const @@ -250,6 +239,28 @@ IdString Arch::archArgsToId(ArchArgs args) const // ----------------------------------------------------------------------- +BelId Arch::getBelByName(IdString name) const +{ + boost::lock_guard<boost::shared_mutex> lock(mtx_); + return getBelByNameUnlocked(name); +} + +BelId Arch::getBelByNameUnlocked(IdString name) const +{ + BelId ret; + + if (bel_by_name.empty()) { + for (int i = 0; i < chip_info->num_bels; i++) + bel_by_name[id(chip_info->bel_data[i].name.get())] = i; + } + + auto it = bel_by_name.find(name); + if (it != bel_by_name.end()) + ret.index = it->second; + + return ret; +} + BelRange Arch::getBelsAtSameTile(BelId bel) const { BelRange br; @@ -268,105 +279,81 @@ BelRange Arch::getBelsAtSameTile(BelId bel) const return br; } -// ----------------------------------------------------------------------- -// Shorthands to ArchProxy - -BelId Arch::getBelByName(IdString name) const -{ - return rproxy().getBelByName(name); -} - -void Arch::bindWire(WireId wire, IdString net, PlaceStrength strength) +WireId Arch::getWireBelPin(BelId bel, PortPin pin) const { - rwproxy().bindWire(wire, net, strength); + boost::shared_lock_guard<boost::shared_mutex> lock(mtx_); + return getWireBelPinUnlocked(bel, pin); } -void Arch::unbindWire(WireId wire) +WireId Arch::getWireBelPinUnlocked(BelId bel, PortPin pin) const { - rwproxy().unbindWire(wire); -} + WireId ret; -void Arch::bindBel(BelId bel, IdString cell, PlaceStrength strength) { - rwproxy().bindBel(bel, cell, strength); -} + NPNR_ASSERT(bel != BelId()); -void Arch::unbindBel(BelId bel) -{ - rwproxy().unbindBel(bel); -} + int num_bel_wires = chip_info->bel_data[bel.index].num_bel_wires; + const BelWirePOD *bel_wires = chip_info->bel_data[bel.index].bel_wires.get(); -bool Arch::checkBelAvail(BelId bel) const -{ - return rproxy().checkBelAvail(bel); -} + for (int i = 0; i < num_bel_wires; i++) + if (bel_wires[i].port == pin) { + ret.index = bel_wires[i].wire_index; + break; + } -IdString Arch::getBoundBelCell(BelId bel) const -{ - return rproxy().getBoundBelCell(bel); + return ret; } -IdString Arch::getConflictingBelCell(BelId bel) const -{ - return rproxy().getConflictingBelCell(bel); -} +// ----------------------------------------------------------------------- WireId Arch::getWireByName(IdString name) const { - return rproxy().getWireByName(name); + boost::shared_lock_guard<boost::shared_mutex> lock(mtx_); + return getWireByNameUnlocked(name); } -WireId Arch::getWireBelPin(BelId bel, PortPin pin) const +WireId Arch::getWireByNameUnlocked(IdString name) const { - return rproxy().getWireBelPin(bel, pin); -} + WireId ret; -bool Arch::checkWireAvail(WireId wire) const -{ - return rproxy().checkWireAvail(wire); -} + if (wire_by_name.empty()) { + for (int i = 0; i < chip_info->num_wires; i++) + wire_by_name[id(chip_info->wire_data[i].name.get())] = i; + } -IdString Arch::getBoundWireNet(WireId wire) const -{ - return rproxy().getBoundWireNet(wire); -} + auto it = wire_by_name.find(name); + if (it != wire_by_name.end()) + ret.index = it->second; -IdString Arch::getConflictingWireNet(WireId wire) const -{ - return rproxy().getConflictingWireNet(wire); + return ret; } -PipId Arch::getPipByName(IdString name) const -{ - return rproxy().getPipByName(name); -} +// ----------------------------------------------------------------------- -void Arch::bindPip(PipId pip, IdString net, PlaceStrength strength) +PipId Arch::getPipByName(IdString name) const { - return rwproxy().bindPip(pip, net, strength); + boost::shared_lock_guard<boost::shared_mutex> lock(mtx_); + return getPipByNameUnlocked(name); } -void Arch::unbindPip(PipId pip) +PipId Arch::getPipByNameUnlocked(IdString name) const { - return rwproxy().unbindPip(pip); -} + PipId ret; -bool Arch::checkPipAvail(PipId pip) const -{ - return rproxy().checkPipAvail(pip); -} + if (pip_by_name.empty()) { + for (int i = 0; i < chip_info->num_pips; i++) { + PipId pip; + pip.index = i; + pip_by_name[getPipName(pip)] = i; + } + } -IdString Arch::getBoundPipNet(PipId pip) const -{ - return rproxy().getBoundPipNet(pip); -} + auto it = pip_by_name.find(name); + if (it != pip_by_name.end()) + ret.index = it->second; -IdString Arch::getConflictingPipNet(PipId pip) const -{ - return rproxy().getConflictingPipNet(pip); + return ret; } -// ----------------------------------------------------------------------- - IdString Arch::getPipName(PipId pip) const { NPNR_ASSERT(pip != PipId()); @@ -731,227 +718,4 @@ bool Arch::isGlobalNet(const NetInfo *net) const return net->driver.cell != nullptr && net->driver.port == id_glb_buf_out; } -// ----------------------------------------------------------------------- - -bool ArchRProxyMethods::checkBelAvail(BelId bel) const -{ - NPNR_ASSERT(bel != BelId()); - return parent_->bel_to_cell[bel.index] == IdString(); -} - -IdString ArchRProxyMethods::getBoundBelCell(BelId bel) const -{ - NPNR_ASSERT(bel != BelId()); - return parent_->bel_to_cell[bel.index]; -} - -IdString ArchRProxyMethods::getConflictingBelCell(BelId bel) const -{ - NPNR_ASSERT(bel != BelId()); - return parent_->bel_to_cell[bel.index]; -} - -WireId ArchRProxyMethods::getWireBelPin(BelId bel, PortPin pin) const -{ - WireId ret; - - NPNR_ASSERT(bel != BelId()); - - int num_bel_wires = parent_->chip_info->bel_data[bel.index].num_bel_wires; - const BelWirePOD *bel_wires = parent_->chip_info->bel_data[bel.index].bel_wires.get(); - - for (int i = 0; i < num_bel_wires; i++) - if (bel_wires[i].port == pin) { - ret.index = bel_wires[i].wire_index; - break; - } - - return ret; -} - -WireId ArchRProxyMethods::getWireByName(IdString name) const -{ - WireId ret; - - if (parent_->wire_by_name.empty()) { - for (int i = 0; i < parent_->chip_info->num_wires; i++) - parent_->wire_by_name[parent_->id(parent_->chip_info->wire_data[i].name.get())] = i; - } - - auto it = parent_->wire_by_name.find(name); - if (it != parent_->wire_by_name.end()) - ret.index = it->second; - - return ret; -} - -bool ArchRProxyMethods::checkWireAvail(WireId wire) const -{ - NPNR_ASSERT(wire != WireId()); - return parent_->wire_to_net[wire.index] == IdString(); -} - -IdString ArchRProxyMethods::getBoundWireNet(WireId wire) const -{ - NPNR_ASSERT(wire != WireId()); - return parent_->wire_to_net[wire.index]; -} - -IdString ArchRProxyMethods::getConflictingWireNet(WireId wire) const -{ - NPNR_ASSERT(wire != WireId()); - return parent_->wire_to_net[wire.index]; -} - -PipId ArchRProxyMethods::getPipByName(IdString name) const -{ - PipId ret; - - if (parent_->pip_by_name.empty()) { - for (int i = 0; i < parent_->chip_info->num_pips; i++) { - PipId pip; - pip.index = i; - parent_->pip_by_name[parent_->getPipName(pip)] = i; - } - } - - auto it = parent_->pip_by_name.find(name); - if (it != parent_->pip_by_name.end()) - ret.index = it->second; - - return ret; -} - -bool ArchRProxyMethods::checkPipAvail(PipId pip) const -{ - NPNR_ASSERT(pip != PipId()); - return parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] == IdString(); -} - -IdString ArchRProxyMethods::getBoundPipNet(PipId pip) const -{ - NPNR_ASSERT(pip != PipId()); - return parent_->pip_to_net[pip.index]; -} - -IdString ArchRProxyMethods::getConflictingPipNet(PipId pip) const -{ - NPNR_ASSERT(pip != PipId()); - return parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index]; -} - -BelId ArchRProxyMethods::getBelByName(IdString name) const -{ - BelId ret; - - if (parent_->bel_by_name.empty()) { - for (int i = 0; i < parent_->chip_info->num_bels; i++) - parent_->bel_by_name[parent_->id(parent_->chip_info->bel_data[i].name.get())] = i; - } - - auto it = parent_->bel_by_name.find(name); - if (it != parent_->bel_by_name.end()) - ret.index = it->second; - - return ret; -} - -// ----------------------------------------------------------------------- - -void ArchRWProxyMethods::bindBel(BelId bel, IdString cell, PlaceStrength strength) -{ - NPNR_ASSERT(bel != BelId()); - NPNR_ASSERT(parent_->bel_to_cell[bel.index] == IdString()); - parent_->bel_to_cell[bel.index] = cell; - parent_->cells[cell]->bel = bel; - parent_->cells[cell]->belStrength = strength; - parent_->refreshUiBel(bel); -} - -void ArchRWProxyMethods::unbindBel(BelId bel) -{ - NPNR_ASSERT(bel != BelId()); - NPNR_ASSERT(parent_->bel_to_cell[bel.index] != IdString()); - parent_->cells[parent_->bel_to_cell[bel.index]]->bel = BelId(); - parent_->cells[parent_->bel_to_cell[bel.index]]->belStrength = STRENGTH_NONE; - parent_->bel_to_cell[bel.index] = IdString(); - parent_->refreshUiBel(bel); -} - -void ArchRWProxyMethods::bindWire(WireId wire, IdString net, PlaceStrength strength) -{ - NPNR_ASSERT(wire != WireId()); - NPNR_ASSERT(parent_->wire_to_net[wire.index] == IdString()); - - parent_->wire_to_net[wire.index] = net; - parent_->nets[net]->wires[wire].pip = PipId(); - parent_->nets[net]->wires[wire].strength = strength; - parent_->refreshUiWire(wire); -} - -void ArchRWProxyMethods::unbindWire(WireId wire) -{ - NPNR_ASSERT(wire != WireId()); - NPNR_ASSERT(parent_->wire_to_net[wire.index] != IdString()); - - auto &net_wires = parent_->nets[parent_->wire_to_net[wire.index]]->wires; - auto it = net_wires.find(wire); - NPNR_ASSERT(it != net_wires.end()); - - auto pip = it->second.pip; - if (pip != PipId()) { - parent_->pip_to_net[pip.index] = IdString(); - parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] = IdString(); - parent_->refreshUiPip(pip); - } - - net_wires.erase(it); - parent_->wire_to_net[wire.index] = IdString(); - parent_->refreshUiWire(wire); -} - -void ArchRWProxyMethods::bindPip(PipId pip, IdString net, PlaceStrength strength) -{ - NPNR_ASSERT(pip != PipId()); - NPNR_ASSERT(parent_->pip_to_net[pip.index] == IdString()); - NPNR_ASSERT(parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] == IdString()); - - parent_->pip_to_net[pip.index] = net; - parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] = net; - - WireId dst; - dst.index = parent_->chip_info->pip_data[pip.index].dst; - NPNR_ASSERT(parent_->wire_to_net[dst.index] == IdString()); - parent_->wire_to_net[dst.index] = net; - parent_->nets[net]->wires[dst].pip = pip; - parent_->nets[net]->wires[dst].strength = strength; - - parent_->refreshUiPip(pip); - parent_->refreshUiWire(dst); -} - -void ArchRWProxyMethods::unbindPip(PipId pip) -{ - NPNR_ASSERT(pip != PipId()); - NPNR_ASSERT(parent_->pip_to_net[pip.index] != IdString()); - NPNR_ASSERT(parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] != IdString()); - - WireId dst; - dst.index = parent_->chip_info->pip_data[pip.index].dst; - NPNR_ASSERT(parent_->wire_to_net[dst.index] != IdString()); - parent_->wire_to_net[dst.index] = IdString(); - parent_->nets[parent_->pip_to_net[pip.index]]->wires.erase(dst); - - parent_->pip_to_net[pip.index] = IdString(); - parent_->switches_locked[parent_->chip_info->pip_data[pip.index].switch_index] = IdString(); - - parent_->refreshUiPip(pip); - parent_->refreshUiWire(dst); -} - -CellInfo *ArchRWProxyMethods::getCell(IdString cell) -{ - return parent_->cells.at(cell).get(); -} - NEXTPNR_NAMESPACE_END |