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fix: overflow on high log norm2

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rudy
2023-01-05 09:18:32 +01:00
committed by rudy-6-4
parent bea7c6c1f6
commit d1cf650817
1 changed files with 2 additions and 1 deletions
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3
compiler/lib/Dialect/FHE/Analysis/ConcreteOptimizer.cpp
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@@ -183,7 +183,8 @@ struct FunctionToDag {
auto smanp_int = op.getAttrOfType<mlir::IntegerAttr>("SMANP");
auto loc = loc_to_string(op.getLoc());
assert(smanp_int && "Missing manp value on a crypto operation");
double manp = sqrt((double)smanp_int.getValue().getZExtValue());
// TODO: use APIFloat.sqrt when it's available
double manp = sqrt(smanp_int.getValue().roundToDouble());
auto comment = std::string(op.getName().getStringRef()) + " " + loc;
index[val] =
dag->add_levelled_op(slice(inputs), lwe_dim_cost_factor, fixed_cost,