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Fixed all users of SigSpec::chunks_rw() and removed it

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This commit is contained in:
Clifford Wolf 2014-07-23 15:36:09 +02:00
parent 85db102e13
commit 4e802eb7f6
11 changed files with 80 additions and 91 deletions
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26
passes/techmap/hilomap.cc
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@ -26,36 +26,34 @@ static std::string locell_celltype, locell_portname;
static bool singleton_mode;
static RTLIL::Module *module;
static RTLIL::SigChunk last_hi, last_lo;
static RTLIL::SigBit last_hi, last_lo;
void hilomap_worker(RTLIL::SigSpec &sig)
{
sig.expand();
for (auto &c : sig.chunks_rw()) {
if (c.wire == NULL && (c.data.bits.at(0) == RTLIL::State::S1) && !hicell_celltype.empty()) {
if (!singleton_mode || last_hi.width == 0) {
last_hi = RTLIL::SigChunk(module->addWire(NEW_ID));
for (auto &bit : sig) {
if (bit == RTLIL::State::S1 && !hicell_celltype.empty()) {
if (!singleton_mode || last_hi == RTLIL::State::Sm) {
last_hi = module->addWire(NEW_ID);
RTLIL::Cell *cell = new RTLIL::Cell;
cell->name = NEW_ID;
cell->type = RTLIL::escape_id(hicell_celltype);
cell->connections[RTLIL::escape_id(hicell_portname)] = last_hi;
module->add(cell);
}
c = last_hi;
bit = last_hi;
}
if (c.wire == NULL && (c.data.bits.at(0) == RTLIL::State::S0) && !locell_celltype.empty()) {
if (!singleton_mode || last_lo.width == 0) {
last_lo = RTLIL::SigChunk(module->addWire(NEW_ID));
if (bit == RTLIL::State::S0 && !locell_celltype.empty()) {
if (!singleton_mode || last_lo == RTLIL::State::Sm) {
last_lo = module->addWire(NEW_ID);
RTLIL::Cell *cell = new RTLIL::Cell;
cell->name = NEW_ID;
cell->type = RTLIL::escape_id(locell_celltype);
cell->connections[RTLIL::escape_id(locell_portname)] = last_lo;
module->add(cell);
}
c = last_lo;
bit = last_lo;
}
}
sig.optimize();
}
struct HilomapPass : public Pass {
@ -119,8 +117,8 @@ struct HilomapPass : public Pass {
if (!design->selected(module))
continue;
last_hi = RTLIL::SigChunk();
last_lo = RTLIL::SigChunk();
last_hi = RTLIL::State::Sm;
last_lo = RTLIL::State::Sm;
module->rewrite_sigspecs(hilomap_worker);
}