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ValueTracking.cpp
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2012-01-25
use Constant::getAggregateElement to simplify a bunch of code.
Chris Lattner
2012-01-25
Use the right method to get the # elements in a CDS.
Chris Lattner
2012-01-24
teach valuetracking about ConstantDataSequential
Chris Lattner
2012-01-04
Generalize isSafeToSpeculativelyExecute to work on arbitrary
Dan Gohman
2012-01-01
PatternMatch: Introduce a matcher for instructions with the "exact" bit. Use ...
Benjamin Kramer
2011-12-24
ComputeMaskedBits: Make knownzero computation more aggressive for ctlz with u...
Benjamin Kramer
2011-12-21
Make some intrinsics safe to speculatively execute.
Nick Lewycky
2011-12-14
Move Instruction::isSafeToSpeculativelyExecute out of VMCore and
Dan Gohman
2011-12-06
Probably not a good idea to convert a single vector load into a memcpy. We
Chad Rosier
2011-12-05
Add support for vectors of pointers.
Nadav Rotem
2011-11-29
Fix a theoretical problem (not seen in the wild): if different instances of a
Duncan Sands
2011-11-28
Make SelectionDAG::InferPtrAlignment use llvm::ComputeMaskedBits instead of d...
Eli Friedman
2011-11-23
Fix a crash in which a multiplication was being reported as being both negative
Duncan Sands
2011-10-28
A shift of a power of two is a power of two or zero.
Duncan Sands
2011-10-27
Reapply commit 143028 with a fix: the problem was casting a ConstantExpr Mul
Duncan Sands
2011-10-27
Revert Duncan's r143028 expression folding which appears to be the culprit
Bob Wilson
2011-10-26
The maximum power of 2 dividing a power of 2 is itself. This occurs
Duncan Sands
2011-10-26
My super-optimizer noticed that we weren't folding this expression to
Duncan Sands
2011-10-20
"@string = constant i8 0" is a value i8* string of length zero. Analyze that
Nick Lewycky
2011-07-18
Migrate LLVM and Clang to use the new makeArrayRef(...) functions where previ...
Frits van Bommel
2011-07-18
land David Blaikie's patch to de-constify Type, with a few tweaks.
Chris Lattner
2011-07-13
Convert InsertValueInst and ExtractValueInst APIs to use ArrayRef.
Jay Foad
2011-06-27
Move onlyUsedByLifetimeMarkers to ValueTracking so that it can be used by other
Nick Lewycky
2011-05-26
Renamed llvm.x86.sse42.crc32 intrinsics; crc64 doesn't exist.
Chad Rosier
2011-05-23
Teach valuetracking that byval arguments with a specified alignment are
Chris Lattner
2011-05-22
Teach ValueTracking about x86 crc32 intrinsics.
Evan Cheng
2011-04-15
Fix a ton of comment typos found by codespell. Patch by
Chris Lattner
2011-04-02
Don't assume something which might be a constant expression is an instruction.
Eli Friedman
2011-03-21
Fix INT_MIN gotcha pointed out by Eli Friedman.
Nick Lewycky
2011-03-12
Teach ComputeMaskedBits about sub nsw.
Benjamin Kramer
2011-03-11
ComputeMaskedBits: sub falls through to add, and sub doesn't have the same ov...
Benjamin Kramer
2011-03-11
Teach ComputeMaskedBits about nsw on add. I don't think there's anything we can
Nick Lewycky
2011-03-08
Fix PR9331. Simplified version of a patch by Jakub Staszak.
Duncan Sands
2011-03-07
Add more analysis of the sign bit of an srem instruction. If the LHS is negative
Nick Lewycky
2011-02-28
Fix comment.
Nick Lewycky
2011-02-28
srem doesn't actually have the same resulting sign as its numerator, you could
Nick Lewycky
2011-02-28
Teach value tracking to make use of flags in more situations.
Nick Lewycky
2011-02-28
Teach ValueTracking to look at the dividend when determining the sign bit of an
Nick Lewycky
2011-02-19
Stores of null pointers should turn into memset, we weren't recognizing
Chris Lattner
2011-02-10
Tolerate degenerate phi nodes that can occur in the middle of optimization
Nick Lewycky
2011-02-01
Add a m_SignBit pattern for convenience.
Duncan Sands
2011-01-29
Fix typo: should have been testing that X was odd, not V.
Duncan Sands
2011-01-26
APInt has a method for determining whether a number is a power of 2
Duncan Sands
2011-01-25
In which I discover that zero+zero is zero, d'oh!
Duncan Sands
2011-01-25
See if this fixes llvm-gcc bootstrap.
Duncan Sands
2011-01-25
According to my auto-simplifier the most common missed simplifications in
Duncan Sands
2011-01-24
Give GetUnderlyingObject a TargetData, to keep it in sync
Dan Gohman
2011-01-04
fix an off-by-one bug that caused a crash analyzing
Chris Lattner
2010-12-26
move isBytewiseValue out to ValueTracking.h/cpp
Chris Lattner
2010-12-17
Add vector versions of some existing scalar transforms to aid codegen in matc...
Nate Begeman
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