[llvm-commits] [llvm] r122562 - in /llvm/trunk: include/llvm/InitializePasses.h include/llvm/LinkAllPasses.h include/llvm/Transforms/Scalar.h lib/Transforms/Scalar/CMakeLists.txt lib/Transforms/Scalar/Scalar.cpp

[Chris Lattner]

Author: lattner
Date: Sun Dec 26 13:32:44 2010
New Revision: 122562

URL: http://llvm.org/viewvc/llvm-project?rev=122562&view=rev
Log:
Start of a pass for recognizing memset and memcpy idioms.
No functionality yet.

Modified:
    llvm/trunk/include/llvm/InitializePasses.h
    llvm/trunk/include/llvm/LinkAllPasses.h
    llvm/trunk/include/llvm/Transforms/Scalar.h
    llvm/trunk/lib/Transforms/Scalar/CMakeLists.txt
    llvm/trunk/lib/Transforms/Scalar/Scalar.cpp

Modified: llvm/trunk/include/llvm/InitializePasses.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/InitializePasses.h?rev=122562&r1=122561&r2=122562&view=diff
==============================================================================
--- llvm/trunk/include/llvm/InitializePasses.h (original)
+++ llvm/trunk/include/llvm/InitializePasses.h Sun Dec 26 13:32:44 2010
@@ -133,6 +133,7 @@
 void initializeLoopStrengthReducePass(PassRegistry&);
 void initializeLoopUnrollPass(PassRegistry&);
 void initializeLoopUnswitchPass(PassRegistry&);
+void initializeLoopIdiomRecognizePass(PassRegistry&);
 void initializeLowerAtomicPass(PassRegistry&);
 void initializeLowerIntrinsicsPass(PassRegistry&);
 void initializeLowerInvokePass(PassRegistry&);

Modified: llvm/trunk/include/llvm/LinkAllPasses.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/LinkAllPasses.h?rev=122562&r1=122561&r2=122562&view=diff
==============================================================================
--- llvm/trunk/include/llvm/LinkAllPasses.h (original)
+++ llvm/trunk/include/llvm/LinkAllPasses.h Sun Dec 26 13:32:44 2010
@@ -90,6 +90,7 @@
       (void) llvm::createLoopStrengthReducePass();
       (void) llvm::createLoopUnrollPass();
       (void) llvm::createLoopUnswitchPass();
+      (void) llvm::createLoopIdiomPass();
       (void) llvm::createLoopRotatePass();
       (void) llvm::createLowerInvokePass();
       (void) llvm::createLowerSetJmpPass();

Modified: llvm/trunk/include/llvm/Transforms/Scalar.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Transforms/Scalar.h?rev=122562&r1=122561&r2=122562&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Transforms/Scalar.h (original)
+++ llvm/trunk/include/llvm/Transforms/Scalar.h Sun Dec 26 13:32:44 2010
@@ -131,6 +131,12 @@
 
 //===----------------------------------------------------------------------===//
 //
+// LoopIdiom - This pass recognizes and replaces idioms in loops.
+//
+Pass *createLoopIdiomPass();
+  
+//===----------------------------------------------------------------------===//
+//
 // PromoteMemoryToRegister - This pass is used to promote memory references to
 // be register references. A simple example of the transformation performed by
 // this pass is:

Modified: llvm/trunk/lib/Transforms/Scalar/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/CMakeLists.txt?rev=122562&r1=122561&r2=122562&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/CMakeLists.txt (original)
+++ llvm/trunk/lib/Transforms/Scalar/CMakeLists.txt Sun Dec 26 13:32:44 2010
@@ -12,6 +12,7 @@
   JumpThreading.cpp
   LICM.cpp
   LoopDeletion.cpp
+  LoopIdiomRecognize.cpp
   LoopRotation.cpp
   LoopStrengthReduce.cpp
   LoopUnrollPass.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/Scalar.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/Scalar.cpp?rev=122562&r1=122561&r2=122562&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/Scalar.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/Scalar.cpp Sun Dec 26 13:32:44 2010
@@ -44,6 +44,7 @@
   initializeLoopStrengthReducePass(Registry);
   initializeLoopUnrollPass(Registry);
   initializeLoopUnswitchPass(Registry);
+  initializeLoopIdiomRecognizePass(Registry);
   initializeLowerAtomicPass(Registry);
   initializeMemCpyOptPass(Registry);
   initializeReassociatePass(Registry);