74 Commits

Author SHA1 Message Date
Chris Lattner
e5db7dc4c6 Implement: test/Regression/Transforms/SimplifyCFG/switch_create.ll
This turns code like this:
  if (X == 4 | X == 7)
and
  if (X != 4 & X != 7)
into switch instructions.

llvm-svn: 11792
2004-02-24 05:38:11 +00:00
Chris Lattner
f51bbb7eec Implement test/Regression/Transforms/SimplifyCFG/UncondBranchToReturn.ll,
see the testcase for the reasoning.

llvm-svn: 11496
2004-02-16 06:35:48 +00:00
Chris Lattner
4418633216 Implement SimplifyCFG/PhiEliminate.ll
Having a proper 'select' instruction would allow the elimination of a lot
of the special case cruft in this patch, but we don't have one yet.

llvm-svn: 11307
2004-02-11 03:36:04 +00:00
Chris Lattner
754914b142 The hasConstantReferences predicate always returns false.
llvm-svn: 11301
2004-02-11 01:17:07 +00:00
Chris Lattner
68fdb35576 rename the "exceptional" destination of an invoke instruction to the 'unwind' dest
llvm-svn: 11202
2004-02-08 21:44:31 +00:00
Chris Lattner
031bd7e9f3 Finegrainify namespacification
llvm-svn: 10727
2004-01-09 06:12:26 +00:00
Brian Gaeke
d25f86d683 Put all LLVM code into the llvm namespace, as per bug 109.
llvm-svn: 9903
2003-11-11 22:41:34 +00:00
John Criswell
b402729b30 Added LLVM project notice to the top of every C++ source file.
Header files will be on the way.

llvm-svn: 9298
2003-10-20 19:43:21 +00:00
Misha Brukman
868eac95dd Fix spelling.
llvm-svn: 9027
2003-10-10 17:57:28 +00:00
Chris Lattner
e8ae7bf114 Eliminate support for the llvm.unwind intrinisic, using the Unwind instruction instead
llvm-svn: 8411
2003-09-08 19:44:26 +00:00
Chris Lattner
a0203709f4 Implement SimplifyCFG/InvokeEliminate.ll
llvm-svn: 8126
2003-08-24 18:36:16 +00:00
Chris Lattner
1f5afd2a1c Fix bug: SimplifyCFG/2003-08-17-BranchFoldOrdering.ll
llvm-svn: 7921
2003-08-17 19:41:53 +00:00
Chris Lattner
488b0e52a8 Fix bug: SimplifyCFG/2003-08-05-InvokeCrash.ll
Fix bug: SimplifyCFG/2003-08-05-MishandleInvoke.ll

llvm-svn: 7599
2003-08-05 16:27:44 +00:00
Chris Lattner
db6b7ba364 Remove unnecesary &*'s
llvm-svn: 5872
2003-04-23 16:37:45 +00:00
Chris Lattner
9f2f48a648 Fix bug: SimplifyCFG/2003-03-07-DominateProblem.ll
llvm-svn: 5722
2003-03-07 18:13:41 +00:00
Chris Lattner
4a9f0be9dd Implement CFGSimplify/PhiBlockMerge*.ll
llvm-svn: 5702
2003-03-05 21:36:33 +00:00
Chris Lattner
e025920ff8 Implement testcase CFGSimplify/EqualPHIEdgeBlockMerge.ll
llvm-svn: 5699
2003-03-05 21:01:52 +00:00
Misha Brukman
c9c721edf0 Fix spelling of `propagate'.
llvm-svn: 4423
2002-10-29 23:06:16 +00:00
Chris Lattner
9c236351fd Changes to support PHINode::removeIncoming changes
llvm-svn: 4079
2002-10-08 21:36:33 +00:00
Chris Lattner
54cf78c786 Fix bug: SimplifyCFG/2002-09-24-PHIAssertion.ll
llvm-svn: 3913
2002-09-24 16:09:17 +00:00
Chris Lattner
4e11d9e5de Minor cleanups
llvm-svn: 3904
2002-09-24 00:09:26 +00:00
Chris Lattner
2f7ce877c5 Allow folding of basic blocks that have PHI nodes in them, fixing "bug":
test/Regression/Transforms/SimplifyCFG/2002-06-24-PHINode.ll

llvm-svn: 3128
2002-07-29 21:26:30 +00:00
Chris Lattner
cee706572b *** empty log message ***
llvm-svn: 2777
2002-06-25 16:12:52 +00:00
Chris Lattner
e7ce749d63 Add implementation of SimplifyCFG
llvm-svn: 2701
2002-05-21 20:50:24 +00:00