llvm-svn: 4263

llvm-svn: 4262

    overhead: Merge 3 parallel vectors into 1, change regsUsed hash_set to be a
    bitvector.  Sped up LLC a little less than 10% in a debug build!

llvm-svn: 4261

    future.  This prevents having spurious map entries to nodes that we really
    don't care about.  This allows us to reenable the DeadNodeElim, which was
    disabled.

llvm-svn: 4260

llvm-svn: 4259

llvm-svn: 4258

llvm-svn: 4257

20 on intel or 24 on sparc

llvm-svn: 4256

    setPreservesCFG to be less confusing.

llvm-svn: 4255

llvm-svn: 4254

llvm-svn: 4253

    function was finally able to resolve the function call.  Adding this allows
    the TD pass to actually work right!
  - Temporarily disable dead node pruning.  This will be reenabled soon.

llvm-svn: 4252

llvm-svn: 4251

something that maps through a std::map.  Since this simplified the client and
implementation code, do so now.

llvm-svn: 4250

node explosion that doesn't help anything at all.  In previous versions of
the representation this DID help, but not anymore.

llvm-svn: 4249

be printed!

llvm-svn: 4248

llvm-svn: 4247

llvm-svn: 4246

global changes, so aren't good for headers.

llvm-svn: 4245

llvm-svn: 4244

llvm-svn: 4243

llvm-svn: 4242

call instructions

llvm-svn: 4241

    Make copy ctor have two versions to avoid dealing with conditional template
    argument.  DSCallSite ctor now takes all arguments instead of taking one
    and being populated later.

llvm-svn: 4240

llvm-svn: 4239

llvm-svn: 4238

llvm-svn: 4237

llvm-svn: 4236

Also add functions to access pointer argument nodes cleanly.

llvm-svn: 4235

llvm-svn: 4234

llvm-svn: 4233

llvm-svn: 4232

llvm-svn: 4231

llvm-svn: 4230

used in the DS graphs in DSGraph.h.  With that, the special-purpose
class BUDataStructure::CallSite is no longer needed here.

llvm-svn: 4229

used in the DS graphs.  Essentially, what was vector<DSNodeHandle>
before is now a DSCallSite with the same vector, plus pointers to the
CallInst and the caller Function.  The special-purpose class
BUDataStructure::CallSite is no longer needed.

llvm-svn: 4228

in the DS graphs.

llvm-svn: 4227

llvm-svn: 4226

llvm-svn: 4225

llvm-svn: 4224