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| author | Duncan Sands <baldrick@free.fr> | 2012-04-07 20:04:00 +0000 |
|---|---|---|
| committer | Duncan Sands <baldrick@free.fr> | 2012-04-07 20:04:00 +0000 |
| commit | 5f8397a9344aafd3591f03d1dbb93688d1fee728 (patch) | |
| tree | 6dd69d749f106dc7b469c4faeb47b7d38387f187 /llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | |
| parent | 75a1cf327a96f1b1ea9a033a1d80fd49830ddaac (diff) | |
| download | bcm5719-llvm-5f8397a9344aafd3591f03d1dbb93688d1fee728.tar.gz bcm5719-llvm-5f8397a9344aafd3591f03d1dbb93688d1fee728.zip | |
Convert floating point division by a constant into multiplication by the
reciprocal if converting to the reciprocal is exact. Do it even if inexact
if -ffast-math. This substantially speeds up ac.f90 from the polyhedron
benchmarks.
llvm-svn: 154265
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')
0 files changed, 0 insertions, 0 deletions
