MEGAPATCH checkin.

For details, See: docs/2002-06-25-MegaPatchInfo.txt

llvm-svn: 2778

the command line

llvm-svn: 2601

llvm-svn: 2400

llvm-svn: 2397

to make debugging output a lot nicer.

llvm-svn: 2395

  - Rename runOnMethod to runOnFunction
* Transform getAnalysisUsageInfo into getAnalysisUsage
  - Method is now const
  - It now takes one AnalysisUsage object to fill in instead of 3 vectors
    to fill in
  - Pass's now specify which other passes they _preserve_ not which ones
    they modify (be conservative!)
  - A pass can specify that it preserves all analyses (because it never
    modifies the underlying program)
* s/Method/Function/g in other random places as well

llvm-svn: 2333

class.  The Method class is obsolete (renamed) and all references to it
are being converted over to Function.

llvm-svn: 2144

llvm-svn: 1820

creation functions in their public header file, unless they can help it.

llvm-svn: 1816

llvm-svn: 1605

out how to run a collection of passes optimially given their behaviors and
charactaristics.

Convert code to use it.

llvm-svn: 1507

llvm-svn: 1503

from "llvm/Support/..." that are not llvm dependant.

Move files and fix #includes

llvm-svn: 1400

llvm-svn: 1360