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author | Craig Topper <craig.topper@intel.com> | 2018-08-22 23:27:50 +0000 |
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committer | Craig Topper <craig.topper@intel.com> | 2018-08-22 23:27:50 +0000 |
commit | bec15b6516466a1f3eeb2a52e5584b5d4f5b713e (patch) | |
tree | 67c86d1ebe8b3b72c392fc6bf98a15596e7456c5 /lldb/packages/Python/lldbsuite/test/python_api/value/TestValueAPI.py | |
parent | 2b3900643364f568c2308b178a30e8926b779c70 (diff) | |
download | bcm5719-llvm-bec15b6516466a1f3eeb2a52e5584b5d4f5b713e.tar.gz bcm5719-llvm-bec15b6516466a1f3eeb2a52e5584b5d4f5b713e.zip |
[ValueTracking] Teach computeNumSignBits to understand min/max clamp patterns with constant/splat values
If we have a min/max pair we can do a better job of counting sign bits if we look at them together. This is similar to what is done in the SelectionDAG version of computeNumSignBits for ISD::SMAX/SMIN.
Differential Revision: https://reviews.llvm.org/D51112
llvm-svn: 340480
Diffstat (limited to 'lldb/packages/Python/lldbsuite/test/python_api/value/TestValueAPI.py')
0 files changed, 0 insertions, 0 deletions