Add a new loop-instsimplify pass, with the intention of replacing the instance

[oota-llvm.git] / include / llvm / Transforms / Scalar.h

diff --git a/include/llvm/Transforms/Scalar.h b/include/llvm/Transforms/Scalar.h
index 0d338b5bc13f1c7b74a9c9f9de67fab26fea38b0..039e4a2f4082e4821942d9c5899d2fe76de5b960 100644 (file)
--- a/include/llvm/Transforms/Scalar.h
+++ b/include/llvm/Transforms/Scalar.h
@@ -117,6 +117,12 @@ Pass *createLoopStrengthReducePass(const TargetLowering *TLI = 0);
 //
 Pass *createLoopUnswitchPass(bool OptimizeForSize = false);
 
+//===----------------------------------------------------------------------===//
+//
+// LoopInstSimplify - This pass simplifies instructions in a loop's body.
+//
+Pass *createLoopInstSimplifyPass();
+
 //===----------------------------------------------------------------------===//
 //
 // LoopUnroll - This pass is a simple loop unrolling pass.
@@ -131,11 +137,10 @@ Pass *createLoopRotatePass();
 
 //===----------------------------------------------------------------------===//
 //
-// LoopIndexSplit - This pass divides loop's iteration range by spliting loop
-// such that each individual loop is executed efficiently.
+// LoopIdiom - This pass recognizes and replaces idioms in loops.
 //
-Pass *createLoopIndexSplitPass();
-
+Pass *createLoopIdiomPass();
+  
 //===----------------------------------------------------------------------===//
 //
 // PromoteMemoryToRegister - This pass is used to promote memory references to
@@ -149,7 +154,6 @@ Pass *createLoopIndexSplitPass();
 //   ret i32 %Y
 //
 FunctionPass *createPromoteMemoryToRegisterPass();
-extern const PassInfo *const PromoteMemoryToRegisterID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -158,7 +162,7 @@ extern const PassInfo *const PromoteMemoryToRegisterID;
 // hacking easier.
 //
 FunctionPass *createDemoteRegisterToMemoryPass();
-extern const PassInfo *const DemoteRegisterToMemoryID;
+extern char &DemoteRegisterToMemoryID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -202,7 +206,7 @@ FunctionPass *createCFGSimplificationPass();
 // (set, immediate dominators, tree, and frontier) information.
 //
 FunctionPass *createBreakCriticalEdgesPass();
-extern const PassInfo *const BreakCriticalEdgesID;
+extern char &BreakCriticalEdgesID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -213,7 +217,7 @@ extern const PassInfo *const BreakCriticalEdgesID;
 //   AU.addRequiredID(LoopSimplifyID);
 //
 Pass *createLoopSimplifyPass();
-extern const PassInfo *const LoopSimplifyID;
+extern char &LoopSimplifyID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -228,7 +232,7 @@ FunctionPass *createTailCallEliminationPass();
 // chained binary branch instructions.
 //
 FunctionPass *createLowerSwitchPass();
-extern const PassInfo *const LowerSwitchID;
+extern char &LowerSwitchID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -243,7 +247,7 @@ extern const PassInfo *const LowerSwitchID;
 FunctionPass *createLowerInvokePass(const TargetLowering *TLI = 0);
 FunctionPass *createLowerInvokePass(const TargetLowering *TLI,
                                     bool useExpensiveEHSupport);
-extern const PassInfo *const LowerInvokePassID;
+extern char &LowerInvokePassID;
 
 //===----------------------------------------------------------------------===//
 //
@@ -258,8 +262,15 @@ FunctionPass *createBlockPlacementPass();
 // optimizations.
 //
 Pass *createLCSSAPass();
-extern const PassInfo *const LCSSAID;
+extern char &LCSSAID;
 
+//===----------------------------------------------------------------------===//
+//
+// EarlyCSE - This pass performs a simple and fast CSE pass over the dominator
+// tree.
+//
+FunctionPass *createEarlyCSEPass();
+  
 //===----------------------------------------------------------------------===//
 //
 // GVN - This pass performs global value numbering and redundant load 
@@ -304,39 +315,38 @@ FunctionPass *createCodeGenPreparePass(const TargetLowering *TLI = 0);
 // InstructionNamer - Give any unnamed non-void instructions "tmp" names.
 //
 FunctionPass *createInstructionNamerPass();
-extern const PassInfo *const InstructionNamerID;
+extern char &InstructionNamerID;
   
 //===----------------------------------------------------------------------===//
 //
-// SSI - This pass converts instructions to Static Single Information form
-// on demand.
+// GEPSplitter - Split complex GEPs into simple ones
 //
-FunctionPass *createSSIPass();
+FunctionPass *createGEPSplitterPass();
 
 //===----------------------------------------------------------------------===//
 //
-// SSI - This pass converts every non-void instuction to Static Single
-// Information form.
+// Sink - Code Sinking
 //
-FunctionPass *createSSIEverythingPass();
+FunctionPass *createSinkingPass();
 
 //===----------------------------------------------------------------------===//
 //
-// GEPSplitter - Split complex GEPs into simple ones
+// LowerAtomic - Lower atomic intrinsics to non-atomic form
 //
-FunctionPass *createGEPSplitterPass();
+Pass *createLowerAtomicPass();
 
 //===----------------------------------------------------------------------===//
 //
-// ABCD - Elimination of Array Bounds Checks on Demand
+// ValuePropagation - Propagate CFG-derived value information
 //
-FunctionPass *createABCDPass();
+Pass *createCorrelatedValuePropagationPass();
 
 //===----------------------------------------------------------------------===//
 //
-// Sink - Code Sinking
+// InstructionSimplifier - Remove redundant instructions.
 //
-FunctionPass *createSinkingPass();
+FunctionPass *createInstructionSimplifierPass();
+extern char &InstructionSimplifierID;
 
 } // End llvm namespace