llvm-svn: 20665

alias evaluation.  Clients really don't care.

llvm-svn: 20664

llvm-svn: 20663

results returned by AA, not just use one or the other.

llvm-svn: 20662

llvm-svn: 20660

  1. Chain to the parent implementation of M/R analysis if we can't find
     any information.  It has some heuristics that often do well.
  2. Do not clear all flags, this can make invalid nodes by turning nodes
     that used to be collapsed into non-collapsed nodes (fixing crashes)

llvm-svn: 20659

llvm-svn: 20658

llvm-svn: 20657

llvm-svn: 20656

llvm-svn: 20655

llvm-svn: 20654

llvm-svn: 20653

PHASE 1: write instruction selector
PHASE 2: ???
PHASE 3: profit!

llvm-svn: 20652

llvm-svn: 20651

llvm-svn: 20650

Bill Wendling!!

llvm-svn: 20649

This speeds up the BU pass on 172.mgrid from 62.3 -> 0.1242s.

llvm-svn: 20648

leading whitespace.

llvm-svn: 20647

llvm-svn: 20644

llvm-svn: 20643

llvm-svn: 20642

Print out who commits and what files were modified at the bottom of the test summary log sent to llvm-commits.

llvm-svn: 20641

llvm-svn: 20640

llvm-svn: 20639

llvm-svn: 20638

llvm-svn: 20637

llvm-svn: 20636

llvm-svn: 20635

llvm-svn: 20634

Add support for programs that define main in a .a file, such as f2c'd programs.

llvm-svn: 20631

llvm-svn: 20630

llvm-svn: 20629

so that external globals (and whatever they point to) are marked incomplete.

llvm-svn: 20628

llvm-svn: 20627

 { short, short }

to
  short

where the second short maps onto the second field of the first struct.  In
this case, the struct index is not aligned, so we should avoid calling
getLink(2), which asserts out.

llvm-svn: 20626

llvm-svn: 20623

llvm-svn: 20622

llvm-svn: 20621

llvm-svn: 20620

void foo() {
  G = 1;
}

would have an empty DSGraph even though G (a global) is directly used
in the function.

llvm-svn: 20619