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Extract constant from loop

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This commit is contained in:
Christopher Berner 2019-04-09 21:30:25 -07:00
parent 777218debd
commit 5eb972c21f
1 changed files with 2 additions and 1 deletions
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3
src/pi_solver.rs
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@ -541,11 +541,12 @@ impl <T: OctetMatrix> IntermediateSymbolDecoder<T> {
self.first_phase_swap_columns_substep(r);
// Zero out leading value in following rows
let temp = self.i;
let temp_value = self.A.get(temp, temp);
for row in self.A.get_col_index_iter(temp, self.i + 1, self.A.height()) {
let leading_value = self.A.get(row, temp);
if leading_value != Octet::zero() {
// Addition is equivalent to subtraction
let beta = &leading_value / &self.A.get(temp, temp);
let beta = &leading_value / &temp_value;
self.fma_rows(temp, row, beta);
if r == 1 {
// Hot path for r == 1, since it's very common due to maximum connected