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Merge pull request #2170 from boqwxp/cutpoint-efficiency

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cutpoint: Improve efficiency by iterating over module ports instead of module wires
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whitequark 2020-06-19 01:13:19 +00:00 • committed by GitHub
commit b3b9f1bf2e
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1 changed files with 10 additions and 9 deletions
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19
passes/sat/cutpoint.cc
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@ -126,15 +126,16 @@ struct CutpointPass : public Pass {
}
vector<Wire*> rewrite_wires;
for (auto wire : module->wires()) {
if (!wire->port_input)
continue;
int bit_count = 0;
for (auto &bit : sigmap(wire))
if (cutpoint_bits.count(bit))
bit_count++;
if (bit_count)
rewrite_wires.push_back(wire);
for (auto id : module->ports) {
RTLIL::Wire *wire = module->wire(id);
if (wire->port_input) {
int bit_count = 0;
for (auto &bit : sigmap(wire))
if (cutpoint_bits.count(bit))
bit_count++;
if (bit_count)
rewrite_wires.push_back(wire);
}
}
for (auto wire : rewrite_wires) {