some instructions can have multiple frame indices in them.  If this happens,
rewrite all of them.

llvm-svn: 35785

llvm-svn: 35783

llvm-svn: 35782

llvm-svn: 35779

llvm-svn: 35775

llvm-svn: 35773

llvm-svn: 35768

llvm-svn: 35765

llvm-svn: 35763

Add a new xform to simplify (A&B)|(~A&C).  THis implements InstCombine/or2.ll:test1

llvm-svn: 35760

fwrite optimizer.

llvm-svn: 35758

llvm-svn: 35757

llvm-svn: 35756

just return the string itself.

llvm-svn: 35755

llvm-svn: 35754

Fix some miscompilations in fprintf optimizer.

llvm-svn: 35753

llvm-svn: 35751

and Prolangs-C/cdecl

llvm-svn: 35749

llvm-svn: 35747

llvm-svn: 35744

Change uses of sys::Path class to sys::PathWithStatus in those places where
the file status information is needed.

llvm-svn: 35743

Implement the PathWithStatus class and its use throughout lib/System.

llvm-svn: 35742

ETForest updating mechanisms don't work as I thought they did.  These changes
will be reapplied once the issue is worked out.

llvm-svn: 35741

llvm-svn: 35740

ConstantExpr::getXX if possible.

llvm-svn: 35738

llvm-svn: 35737

llvm-svn: 35734

llvm-svn: 35733

llvm-svn: 35731

continuing work on PR1171.

llvm-svn: 35730

llvm-svn: 35729

work for PR 1171.

llvm-svn: 35728

This fixes llvm-ar.

llvm-svn: 35727

on PR1171.

llvm-svn: 35726

llvm-svn: 35724

work on PR1171.

llvm-svn: 35723

This is the beginning of work for PR1171.

llvm-svn: 35720

llvm-svn: 35719

llvm-svn: 35718

first and then range testing second.

llvm-svn: 35715