Bjorn Pettersson c4e191a67a [ValueTracking] Teach computeKnownBits and ComputeNumSignBits to look through ExtractElement. ...

Summary:
The computeKnownBits and ComputeNumSignBits functions in ValueTracking can now do a simple look-through of ExtractElement.

Reviewers: majnemer, spatel

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D24955

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@283434 91177308-0d34-0410-b5e6-96231b3b80d8

2016-10-06 09:56:21 +00:00

..

assume.ll

[ValueTracking] do not overwrite analysis results already computed

2015-06-15 05:46:29 +00:00

deref-bitcast-of-gep.ll

Reduce dependence on pointee types when deducing dereferenceability

2016-06-01 16:47:45 +00:00

known-bits-from-range-md.ll

InstCombine: Restrict computeKnownBits() on all Values to OptLevel > 2

2016-03-09 18:47:11 +00:00

known-non-equal.ll

[ValueTracking] Add a new predicate: isKnownNonEqual()

2015-10-22 13:18:42 +00:00

known-power-of-two.ll

[ValueTracking] fix bug computing isKnownToBeAPowerOfTwo() with arithmetic shift right (PR25900)

2015-12-30 22:40:52 +00:00

known-signbit-shift.ll

The patch improves ValueTracking on left shift with nsw flag.

2016-08-24 23:01:33 +00:00

knownnonzero-shift.ll

[ValueTracking] Extend r251146 to catch a fairly common case

2015-10-26 14:10:46 +00:00

knownzero-shift.ll

auto-generate checks

2016-09-16 17:54:52 +00:00

memory-dereferenceable.ll

Teach isDereferenceablePointer to look through returned-argument functions

2016-07-11 03:08:49 +00:00

monotonic-phi.ll

[ValueTracking] Teach isKnownNonZero about monotonically increasing PHIs

2015-09-29 14:08:45 +00:00

pr23011.ll

[ValueTracking] Fix PR23011.

2015-03-25 22:33:53 +00:00

signbits-extract-elt.ll

[ValueTracking] Teach computeKnownBits and ComputeNumSignBits to look through ExtractElement.

2016-10-06 09:56:21 +00:00