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llvm-mirror/unittests/Analysis
Nikita Popov 8b6244e618 [ValueTracking] Known bits support for unsigned saturating add/sub
We have two sources of known bits:

1. For adds leading ones of either operand are preserved. For sub
leading zeros of LHS and leading ones of RHS become leading zeros in
the result.

2. The saturating math is a select between add/sub and an all-ones/
zero value. As such we can carry out the add/sub known bits
calculation, and only preseve the known one/zero bits respectively.

Differential Revision: https://reviews.llvm.org/D58329

llvm-svn: 355223
2019-03-01 20:07:04 +00:00
..
AliasAnalysisTest.cpp [opaque pointer types] Pass value type to LoadInst creation. 2019-02-01 20:44:24 +00:00
AliasSetTrackerTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
BasicAliasAnalysisTest.cpp [opaque pointer types] Pass value type to GetElementPtr creation. 2019-02-01 20:44:47 +00:00
BlockFrequencyInfoTest.cpp Replace llvm::isPodLike<...> by llvm::is_trivially_copyable<...> 2019-01-20 21:19:56 +00:00
BranchProbabilityInfoTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
CallGraphTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
CaptureTrackingTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
CFGTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
CGSCCPassManagerTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
CMakeLists.txt Move DomTreeUpdater from IR to Analysis 2019-02-06 02:52:52 +00:00
DivergenceAnalysisTest.cpp [opaque pointer types] Add a FunctionCallee wrapper type, and use it. 2019-02-01 02:28:03 +00:00
DomTreeUpdaterTest.cpp [DTU] Refine the interface and logic of applyUpdates 2019-02-22 13:48:38 +00:00
GlobalsModRefTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
LazyCallGraphTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
LoopInfoTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
MemoryBuiltinsTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
MemorySSATest.cpp [MemorySSA] Make insertDef insert corresponding phi nodes. 2019-02-27 22:20:22 +00:00
OrderedBasicBlockTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
OrderedInstructionsTest.cpp [opaque pointer types] Pass value type to LoadInst creation. 2019-02-01 20:44:24 +00:00
PhiValuesTest.cpp [opaque pointer types] Pass value type to LoadInst creation. 2019-02-01 20:44:24 +00:00
ProfileSummaryInfoTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
ScalarEvolutionTest.cpp [opaque pointer types] Pass value type to GetElementPtr creation. 2019-02-01 20:44:47 +00:00
SparsePropagation.cpp [opaque pointer types] Pass value type to LoadInst creation. 2019-02-01 20:44:24 +00:00
TargetLibraryInfoTest.cpp [opaque pointer types] Add a FunctionCallee wrapper type, and use it. 2019-02-01 02:28:03 +00:00
TBAATest.cpp [opaque pointer types] Add a FunctionCallee wrapper type, and use it. 2019-02-01 02:28:03 +00:00
UnrollAnalyzerTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
ValueLatticeTest.cpp Update the file headers across all of the LLVM projects in the monorepo 2019-01-19 08:50:56 +00:00
ValueTrackingTest.cpp [ValueTracking] Known bits support for unsigned saturating add/sub 2019-03-01 20:07:04 +00:00