All CFG edges to DEAD should be eliminated.

llvm-svn: 20299

llvm-svn: 20291

dead instructions.

llvm-svn: 19211

llvm-svn: 18767

last night.

llvm-svn: 18765

llvm-svn: 18367

llvm-svn: 18020

Adding subdirectory dg.exp files in order to be able to use dejagnu to only run specific tests (located in some subdirectory of Regression)

llvm-svn: 17712

llvm-svn: 17115

nodes unless we KNOW that we are able to promote all of them.  In this case
promoting the phi to a select is silly because we will always have to do the
call conditionally.  As such, select promotion is actually a pessimization.

llvm-svn: 16972

llvm-svn: 15021

not with a debug build?  Rather testrunner only caught it in that case.

llvm-svn: 14514

are doing is certainly correct, its just that we didn't have the capability
to do it when the testcase was written (no select instr)

llvm-svn: 13799

  Turn "if (A < B && B < C)" into "if (A < B & B < C)"

llvm-svn: 13310

llvm-svn: 13305

llvm-svn: 12803

llvm-svn: 12616

llvm-svn: 12547

select instruction

llvm-svn: 12546

in the QMTest Testrunner tests.
Please note that putting output files in the Output directory no longer
works, as QMTest does not build Output directories anymore (nor does the
test run in a separate subdirectory, anyway).

llvm-svn: 12466

llvm-svn: 11965

merged.

llvm-svn: 11796

  if (X == 4 || X == 7)
and
  if (X != 4 && X != 7)

into switch instructions.

llvm-svn: 11791

llvm-svn: 11495

llvm-svn: 11306

llvm-svn: 8558

llvm-svn: 8548

llvm-svn: 8125

llvm-svn: 8092

llvm-svn: 7922

llvm-svn: 7920

llvm-svn: 7918

llvm-svn: 7598

llvm-svn: 6961

llvm-svn: 5721

llvm-svn: 5701

llvm-svn: 5698

llvm-svn: 5697

llvm-svn: 3914

llvm-svn: 3912