Teach SplitCriticalEdge to update LoopInfo if it is alive. This fixes
a problem in LoopStrengthReduction, where it would split critical edges
then confused itself with outdated loop information.

ll

Teach SplitCriticalEdge to update LoopInfo if it is alive. This fixes
a problem in LoopStrengthReduction, where it would split critical edges
then confused itself with outdated loop information.

llvm-svn: 22776

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Change break critical edges to not remove, then insert, PHI node entries.
Instead, just update the BB in-place. This is both faster, and it prevents
split-critical-edges from shuffling the PHI argum

Change break critical edges to not remove, then insert, PHI node entries.
Instead, just update the BB in-place. This is both faster, and it prevents
split-critical-edges from shuffling the PHI argument list unneccesarily.

llvm-svn: 22765

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Remove trailing whitespace

llvm-svn: 21427

Fix the missing symbols problem Bill was hitting. Patch contributed by
Bill Wendling!!

llvm-svn: 20649

Convert code to compile with vc7.1.

Patch contributed by Paolo Invernizzi. Thanks Paolo!

llvm-svn: 16368

Changes For Bug 352
Move include/Config and include/Support into include/llvm/Config,
include/llvm/ADT and include/llvm/Support. From here on out, all LLVM
public header files must be under include/l

Changes For Bug 352
Move include/Config and include/Support into include/llvm/Config,
include/llvm/ADT and include/llvm/Support. From here on out, all LLVM
public header files must be under include/llvm/.

llvm-svn: 16137

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Expose this as a functionpass

llvm-svn: 15369

Fix #includes of i*.h => Instructions.h as per PR403.

llvm-svn: 15337

Fix #includes of i*.h => Instructions.h as per PR403.

llvm-svn: 15334

Fix bug: test/Regression/Transforms/LowerInvoke/2004-02-29-PHICrash.llx

... which tickled the lowerinvoke pass because it used the BCE routines.

llvm-svn: 12012

Finegrainify namespacification

llvm-svn: 10727

Minor cleanups and simplifications

llvm-svn: 10127

Start using the nicer terminator auto-insertion API

llvm-svn: 10111

Put all LLVM code into the llvm namespace, as per bug 109.

llvm-svn: 9903

Reorganize code for locality, improve comments

llvm-svn: 9857

Adjust to new critical edge interface

llvm-svn: 9853

Added LLVM project notice to the top of every C++ source file.
Header files will be on the way.

llvm-svn: 9298

Rename loop preheaders pass to loop simplify

llvm-svn: 9061

Fix spelling.

llvm-svn: 9027

Remove unnecesary &*'s

llvm-svn: 5872

BreakCriticalEdges should update dominance frontier information as well as
other dominance stuff. Patch contributed by Casey Carter

llvm-svn: 4457

- Fix bug: cee/2002-10-07-NoImmediateDominator.ll

llvm-svn: 4081

Expose isCriticalEdge & SplitCriticalEdge methods from crit-edges pass

llvm-svn: 4075

Updates to work with recent Statistic's changes:

* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
* Broke constructor to take two const char * arguments instead of one, so
that ind

Updates to work with recent Statistic's changes:

* Renamed StatisticReporter.h/cpp to Statistic.h/cpp
* Broke constructor to take two const char * arguments instead of one, so
that indendation can be taken care of automatically.
* Sort the list by pass name when printing
* Make sure to print all statistics as a group, instead of randomly when
the statistics dtors are called.
* Updated ProgrammersManual with new semantics.

llvm-svn: 4002

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- Cleanup break-crit-edges pass by making SplitCriticalEdge a member method.
- break-crit-edges pass does not invalidate loop-preheader pass.

llvm-svn: 3944