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2010 Oct 27
2
[LLVMdev] Landing my new development on the trunk ...
Here is the patch for the new Operator Strength Reduction optimization pass that I have written. The bulk of the code is in lib/Transforms/Scalar/OperatorStrengthReduce.cpp The optimization is based on the algorithm described within the paper that can be found here: http://portal.acm.org/citation.cfm?id=504709.504710 Keith D. Cooper , L. Taylor Simpson , Christopher A. Vick, Operator strength reduction, ACM Transactions on Programming Languages and Systems (TO...
2010 Oct 28
0
[LLVMdev] Landing my new development on the trunk ...
On Wed, Oct 27, 2010 at 1:29 PM, Brian West <bnwest at rice.edu> wrote: > Here is the patch for the new Operator Strength Reduction optimization > pass that I have written.  The bulk of the code is in > > lib/Transforms/Scalar/OperatorStrengthReduce.cpp > > The algorithm finds reduction opportunities in both array accesses and > explicit multiplications within loops. > > Next, I plan on writing the regression tests. Comments: 1. Please don't top-post. 2. Instruction::getOpcodeName instead of your OpcodeToString function. 3...
2010 Oct 28
3
[LLVMdev] Landing my new development on the trunk ...
...7/10 8:34 PM, Eli Friedman wrote: > On Wed, Oct 27, 2010 at 1:29 PM, Brian West<bnwest at rice.edu> wrote: >> Here is the patch for the new Operator Strength Reduction optimization >> pass that I have written. The bulk of the code is in >> >> lib/Transforms/Scalar/OperatorStrengthReduce.cpp >> >> The algorithm finds reduction opportunities in both array accesses and >> explicit multiplications within loops. >> >> Next, I plan on writing the regression tests. > > Comments: > 1. Please don't top-post. > 2. Instruction::getOpcodeName ins...