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From "Maksim Ananjev (JIRA)" <j...@apache.org>
Subject [jira] Created: (HARMONY-5090) [drlvm][jit][opt]operator strength reduction
Date Thu, 08 Nov 2007 06:10:50 GMT
[drlvm][jit][opt]operator strength reduction

                 Key: HARMONY-5090
                 URL: https://issues.apache.org/jira/browse/HARMONY-5090
             Project: Harmony
          Issue Type: New Feature
          Components: DRLVM
         Environment: Hope it works everywhere
            Reporter: Maksim Ananjev
            Priority: Minor

Operator Strength Reduction is an optimization that reformulates costly operations in terms
of less expensive ones.

The simplest possible example is the following:


int sum = 0;
for(int i=0; i<10;i++){
int temp = i * 10;


int sum = 0;
for(int j=0; j<100; j+=10){

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