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| author | Roman Lebedev <lebedev.ri@gmail.com> | 2019-10-21 21:31:19 +0000 |
|---|---|---|
| committer | Roman Lebedev <lebedev.ri@gmail.com> | 2019-10-21 21:31:19 +0000 |
| commit | 7cd7f4a83b7a4ab852734ad9188dde14dcfb5072 (patch) | |
| tree | 8c44256bbe73554454e85903412db83a16c1de2e /lldb/unittests/ScriptInterpreter/Python/PythonTestSuite.h | |
| parent | ed870cce676ec873d5d0c9e084744ffba0eb67fc (diff) | |
| download | bcm5719-llvm-7cd7f4a83b7a4ab852734ad9188dde14dcfb5072.tar.gz bcm5719-llvm-7cd7f4a83b7a4ab852734ad9188dde14dcfb5072.zip | |
[CVP] No-wrap deduction for `shl`
Summary:
This is the last `OverflowingBinaryOperator` for which we don't deduce flags.
D69217 taught `ConstantRange::makeGuaranteedNoWrapRegion()` about it.
The effect is better than of the `mul` patch (D69203):
| statistic | old | new | delta | % change |
| correlated-value-propagation.NumAddNUW | 7145 | 7144 | -1 | -0.0140% |
| correlated-value-propagation.NumAddNW | 12126 | 12125 | -1 | -0.0082% |
| correlated-value-propagation.NumAnd | 443 | 446 | 3 | 0.6772% |
| correlated-value-propagation.NumNSW | 5986 | 7158 | 1172 | 19.5790% |
| correlated-value-propagation.NumNUW | 10512 | 13304 | 2792 | 26.5601% |
| correlated-value-propagation.NumNW | 16498 | 20462 | 3964 | 24.0272% |
| correlated-value-propagation.NumShlNSW | 0 | 1172 | 1172 | |
| correlated-value-propagation.NumShlNUW | 0 | 2793 | 2793 | |
| correlated-value-propagation.NumShlNW | 0 | 3965 | 3965 | |
| instcount.NumAShrInst | 13824 | 13790 | -34 | -0.2459% |
| instcount.NumAddInst | 277584 | 277586 | 2 | 0.0007% |
| instcount.NumAndInst | 66061 | 66056 | -5 | -0.0076% |
| instcount.NumBrInst | 709153 | 709147 | -6 | -0.0008% |
| instcount.NumICmpInst | 483709 | 483708 | -1 | -0.0002% |
| instcount.NumSExtInst | 79497 | 79496 | -1 | -0.0013% |
| instcount.NumShlInst | 40691 | 40654 | -37 | -0.0909% |
| instcount.NumSubInst | 61997 | 61996 | -1 | -0.0016% |
| instcount.NumZExtInst | 68208 | 68211 | 3 | 0.0044% |
| instcount.TotalBlocks | 843916 | 843910 | -6 | -0.0007% |
| instcount.TotalInsts | 7387528 | 7387448 | -80 | -0.0011% |
Reviewers: nikic, reames, sanjoy, timshen
Reviewed By: nikic
Subscribers: hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D69277
llvm-svn: 375455
Diffstat (limited to 'lldb/unittests/ScriptInterpreter/Python/PythonTestSuite.h')
0 files changed, 0 insertions, 0 deletions
