llvm-svn: 3640

llvm-svn: 3637

llvm-svn: 3627

llvm-svn: 3626

llvm-svn: 3619

llvm-svn: 3599

llvm-svn: 3591

in the old destination block to indicate that the value flows from the new
edge splitting block, not from the original multi-successor block.

llvm-svn: 3590

llvm-svn: 3588

  - Added new method Type::isIntegral() that is the same as isInteger, but
    also accepts bool.

llvm-svn: 3574

- Renamed Type::isIntegral() to Type::isInteger()
  - Added new method Type::isIntegral() that is the same as isInteger, but
    also accepts bool.

llvm-svn: 3573

llvm-svn: 3568

 - Implement SCCP of globals into ConstantExprs hopefully opening new
   opportunities for more SCCP.

llvm-svn: 3555

llvm-svn: 3550

llvm-svn: 3549

    dominator as being removed)
  - GCSE now uses new Value #'ing interface, instead of dealing with AA itself
  - GCSE worklist implementation much simpler, class cleaned up.

llvm-svn: 3533

llvm-svn: 3495

Eliminated the MemAccessInst class, folding contents into GEP class.

llvm-svn: 3488

llvm-svn: 3487

to handle indexing anymore

llvm-svn: 3485

llvm-svn: 3483

llvm-svn: 3478

llvm-svn: 3476

%PN = phi PN, PN, PN into 0 (because the phi must not be reachable)

llvm-svn: 3470

llvm-svn: 3463

llvm-svn: 3461

llvm-svn: 3432

llvm-svn: 3422

llvm-svn: 3421

llvm-svn: 3420

llvm-svn: 3419

llvm-svn: 3417

llvm-svn: 3412

llvm-svn: 3406

llvm-svn: 3397

    cases like: test/Regression/Transforms/GlobalDCE/2002-08-17-WorkListTest.ll

llvm-svn: 3381

llvm-svn: 3368

llvm-svn: 3347

uint %test4(int %A, int %B) {
        %COND = setlt int %A, %B                ; <bool> [#uses=1]
        %result = cast bool %COND to uint               ; <uint> [#uses=1]
        ret uint %result
}
into a single cast instruction.

llvm-svn: 3339

This _trivial_ change causes GCSE and LICM to be much more effective at
hoisting loads.  Before it would not be able to eliminate 'load X' if there
was just a dominating 'load X, 0' because the expressions were not identical.

llvm-svn: 3337