llvm/lib/Analysis
Dan Gohman 61ffa8e373 Instcombine's ShrinkDemandedConstant may strip bits out of constants,
obscuring what would otherwise be a low-bits mask.  Use ComputeMaskedBits
to compute what ShrinkDemandedConstant knew about to reconstruct a
low-bits mask value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73540 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-16 19:52:01 +00:00
..
IPA Clear the cached cost when removing a function in 2009-03-19 18:03:56 +00:00
AliasAnalysis.cpp Generalize some alias analysis logic from atomic 2009-02-14 10:56:35 +00:00
AliasAnalysisCounter.cpp Tidy up several unbeseeming casts from pointer to intptr_t. 2008-09-04 17:05:41 +00:00
AliasAnalysisEvaluator.cpp simplify logic and get rid of the assumption that operand 0 is the callee 2009-03-24 19:28:39 +00:00
AliasDebugger.cpp Refactor my previous change to maintain the distinction between AliasAnalysis and BasicAliasAnalysis. This involves some wider changes because it 2009-02-05 23:36:27 +00:00
AliasSetTracker.cpp getEntryFor() may invalidate DenseMap iterator. 2009-03-30 18:34:47 +00:00
Analysis.cpp Expose Function::viewCFG and Function::viewCFGOnly to bindings. 2008-03-31 16:22:09 +00:00
BasicAliasAnalysis.cpp Teach BasicAliasAnalysis to understand constant gep indices that fall 2009-05-27 01:48:27 +00:00
CaptureTracking.cpp Revert r70876 and add a testcase (@c7) showing the problem: 2009-05-07 18:08:34 +00:00
CFGPrinter.cpp Rationalize the names of passes that print information: 2008-09-23 12:47:39 +00:00
CMakeLists.txt add IVUsers.cpp 2009-05-13 06:28:04 +00:00
ConstantFolding.cpp Support vector casts in more places, fixing a variety of assertion 2009-06-15 22:12:54 +00:00
DbgInfoPrinter.cpp Clean up this file fixing 80-column violations, bad formatting, etc. No functionality change. 2009-05-14 18:16:46 +00:00
DebugInfo.cpp Fix old-style type names in comments. 2009-06-14 23:30:43 +00:00
InstCount.cpp Remove some unnecessary #includes. 2009-06-05 16:32:58 +00:00
Interval.cpp Remove attribution from file headers, per discussion on llvmdev. 2007-12-29 20:36:04 +00:00
IntervalPartition.cpp Tidy up several unbeseeming casts from pointer to intptr_t. 2008-09-04 17:05:41 +00:00
IVUsers.cpp Code cleanups. getSCEVAtScope no longer uses SCEVCouldNotCompute. 2009-06-15 18:38:59 +00:00
LibCallAliasAnalysis.cpp Expose a public interface to this pass. 2008-06-05 23:45:18 +00:00
LibCallSemantics.cpp Add a new interface for describing the behavior of library calls. This 2008-05-07 18:21:13 +00:00
LiveValues.cpp Delete an obsolete sentance from a comment. 2009-05-31 16:18:57 +00:00
LoopInfo.cpp Remove some unnecessary #includes. 2009-06-05 16:32:58 +00:00
LoopPass.cpp Before deleting a basic block, give other loop passes a chance cleanup analysis values, related to the instructions in the basic block. 2009-03-25 23:57:48 +00:00
LoopVR.cpp More const qualifiers. 2009-04-18 17:57:20 +00:00
Makefile Removed trailing whitespace from Makefiles. 2009-01-09 16:44:42 +00:00
MemoryDependenceAnalysis.cpp make memdep use the getModRefInfo method for stores instead of the 2009-05-25 21:28:56 +00:00
PostDominators.cpp Add newline at end of file. 2008-05-29 21:05:16 +00:00
ProfileInfo.cpp Tidy up several unbeseeming casts from pointer to intptr_t. 2008-09-04 17:05:41 +00:00
ProfileInfoLoader.cpp Tidy up #includes, deleting a bunch of unnecessary #includes. 2009-01-05 17:59:02 +00:00
ProfileInfoLoaderPass.cpp Tidy up several unbeseeming casts from pointer to intptr_t. 2008-09-04 17:05:41 +00:00
ScalarEvolution.cpp Instcombine's ShrinkDemandedConstant may strip bits out of constants, 2009-06-16 19:52:01 +00:00
ScalarEvolutionExpander.cpp Support vector casts in more places, fixing a variety of assertion 2009-06-15 22:12:54 +00:00
SparsePropagation.cpp Make Print callable from a pass's print method: add const qualifier. No 2009-03-11 20:50:17 +00:00
Trace.cpp Remove attribution from file headers, per discussion on llvmdev. 2007-12-29 20:36:04 +00:00
ValueTracking.cpp Support vector casts in more places, fixing a variety of assertion 2009-06-15 22:12:54 +00:00