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Add shift left to operators that can be size-reduced based on size of output ports

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This commit is contained in:
Akash Levy 2024-08-14 22:05:47 -07:00
parent 35c19cb391
commit 7345258738
1 changed files with 1 additions and 1 deletions
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2
passes/opt/wreduce.cc
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@ -287,7 +287,7 @@ struct WreduceWorker
int max_port_a_size = cell->hasPort(ID::A) ? GetSize(cell->getPort(ID::A)) : -1; int max_port_a_size = cell->hasPort(ID::A) ? GetSize(cell->getPort(ID::A)) : -1;
int max_port_b_size = cell->hasPort(ID::B) ? GetSize(cell->getPort(ID::B)) : -1; int max_port_b_size = cell->hasPort(ID::B) ? GetSize(cell->getPort(ID::B)) : -1;
if (cell->type.in(ID($not), ID($pos), ID($neg), ID($and), ID($or), ID($xor), ID($add), ID($sub))) { if (cell->type.in(ID($not), ID($pos), ID($neg), ID($and), ID($or), ID($xor), ID($add), ID($sub), ID($shl), ID($sshl))) {
max_port_a_size = min(max_port_a_size, GetSize(sig)); max_port_a_size = min(max_port_a_size, GetSize(sig));
max_port_b_size = min(max_port_b_size, GetSize(sig)); max_port_b_size = min(max_port_b_size, GetSize(sig));
} }