//===- llvm/Transforms/IPO.h - Interprocedural Transformations --*- C++ -*-===//
-//
+//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
//===----------------------------------------------------------------------===//
//
// This header file defines prototypes for accessor functions that expose passes
namespace llvm {
+class FunctionPass;
class ModulePass;
+class Pass;
class Function;
class BasicBlock;
+class GlobalValue;
+
+//===----------------------------------------------------------------------===//
+//
+// These functions removes symbols from functions and modules. If OnlyDebugInfo
+// is true, only debugging information is removed from the module.
+//
+ModulePass *createStripSymbolsPass(bool OnlyDebugInfo = false);
//===----------------------------------------------------------------------===//
/// createLowerSetJmpPass - This function lowers the setjmp/longjmp intrinsics
/// to invoke/unwind instructions. This should really be part of the C/C++
/// front-end, but it's so much easier to write transformations in LLVM proper.
///
-ModulePass* createLowerSetJmpPass();
+ModulePass *createLowerSetJmpPass();
//===----------------------------------------------------------------------===//
/// createConstantMergePass - This function returns a new pass that merges
//===----------------------------------------------------------------------===//
-/// createFunctionExtractionPass - If deleteFn is true, this pass deletes as
-/// the specified function. Otherwise, it deletes as much of the module as
-/// possible, except for the function specified.
+/// createGVExtractionPass - If deleteFn is true, this pass deletes as
+/// the specified global values. Otherwise, it deletes as much of the module as
+/// possible, except for the global values specified.
///
-ModulePass *createFunctionExtractionPass(Function *F, bool deleteFn = false);
-
-
-//===----------------------------------------------------------------------===//
-/// FunctionResolvingPass - Go over the functions that are in the module and
-/// look for functions that have the same name. More often than not, there will
-/// be things like:
-/// void "foo"(...)
-/// void "foo"(int, int)
-/// because of the way things are declared in C. If this is the case, patch
-/// things up.
-///
-/// This is an interprocedural pass.
-///
-ModulePass *createFunctionResolvingPass();
+ModulePass *createGVExtractionPass(std::vector<GlobalValue*>& GVs, bool
+ deleteFn = false,
+ bool relinkCallees = false);
//===----------------------------------------------------------------------===//
/// createFunctionInliningPass - Return a new pass object that uses a heuristic
/// to inline direct function calls to small functions.
///
-ModulePass *createFunctionInliningPass();
+Pass *createFunctionInliningPass();
+Pass *createFunctionInliningPass(int Threshold);
+
+//===----------------------------------------------------------------------===//
+/// createAlwaysInlinerPass - Return a new pass object that inlines only
+/// functions that are marked as "always_inline".
+Pass *createAlwaysInlinerPass();
//===----------------------------------------------------------------------===//
/// createPruneEHPass - Return a new pass object which transforms invoke
/// instructions into calls, if the callee can _not_ unwind the stack.
///
-ModulePass *createPruneEHPass();
+Pass *createPruneEHPass();
//===----------------------------------------------------------------------===//
/// createInternalizePass - This pass loops over all of the functions in the
-/// input module, looking for a main function. If a main function is found, all
-/// other functions are marked as internal.
+/// input module, internalizing all globals (functions and variables) not part
+/// of the api. If a list of symbols is specified with the
+/// -internalize-public-api-* command line options, those symbols are not
+/// internalized and all others are. Otherwise if AllButMain is set and the
+/// main function is found, all other globals are marked as internal. If no api
+/// is supplied and AllButMain is not set, or no main function is found, nothing
+/// is internalized.
///
-ModulePass *createInternalizePass();
+ModulePass *createInternalizePass(bool AllButMain);
+
+/// createInternalizePass - This pass loops over all of the functions in the
+/// input module, internalizing all globals (functions and variables) not in the
+/// given exportList.
+///
+/// Note that commandline options that are used with the above function are not
+/// used now! Also, when exportList is empty, nothing is internalized.
+ModulePass *createInternalizePass(const std::vector<const char *> &exportList);
//===----------------------------------------------------------------------===//
/// createDeadArgEliminationPass - This pass removes arguments from functions
//===----------------------------------------------------------------------===//
/// createArgumentPromotionPass - This pass promotes "by reference" arguments to
-/// be passed by value.
+/// be passed by value if the number of elements passed is smaller or
+/// equal to maxElements (maxElements == 0 means always promote).
///
-ModulePass *createArgumentPromotionPass();
+Pass *createArgumentPromotionPass(unsigned maxElements = 3);
+Pass *createStructRetPromotionPass();
//===----------------------------------------------------------------------===//
/// createIPConstantPropagationPass - This pass propagates constants from call
///
ModulePass *createIPConstantPropagationPass();
+//===----------------------------------------------------------------------===//
+/// createIPSCCPPass - This pass propagates constants from call sites into the
+/// bodies of functions, and keeps track of whether basic blocks are executable
+/// in the process.
+///
+ModulePass *createIPSCCPPass();
//===----------------------------------------------------------------------===//
//
+/// createLoopExtractorPass - This pass extracts all natural loops from the
+/// program into a function if it can.
+///
+FunctionPass *createLoopExtractorPass();
+
/// createSingleLoopExtractorPass - This pass extracts one natural loop from the
/// program into a function if it can. This is used by bugpoint.
///
-ModulePass *createSingleLoopExtractorPass();
+FunctionPass *createSingleLoopExtractorPass();
-// createBlockExtractorPass - This pass extracts all blocks (except those
-// specified in the argument list) from the functions in the module.
-//
-ModulePass *llvm::createBlockExtractorPass(std::vector<BasicBlock*> &BTNE);
+/// createBlockExtractorPass - This pass extracts all blocks (except those
+/// specified in the argument list) from the functions in the module.
+///
+ModulePass *createBlockExtractorPass(const std::vector<BasicBlock*> &BTNE);
+
+/// createIndMemRemPass - This pass removes potential indirect calls of
+/// malloc and free
+ModulePass *createIndMemRemPass();
+
+/// createStripDeadPrototypesPass - This pass removes any function declarations
+/// (prototypes) that are not used.
+ModulePass *createStripDeadPrototypesPass();
+
+//===----------------------------------------------------------------------===//
+/// createPartialSpecializationPass - This pass specializes functions for
+/// constant arguments.
+///
+ModulePass *createPartialSpecializationPass();
+
+//===----------------------------------------------------------------------===//
+/// createAddReadAttrsPass - This pass discovers functions that do not access
+/// memory, or only read memory, and gives them the readnone/readonly attribute.
+///
+Pass *createAddReadAttrsPass();
+
+//===----------------------------------------------------------------------===//
+/// createMergeFunctionsPass - This pass discovers identical functions and
+/// collapses them.
+///
+ModulePass *createMergeFunctionsPass();
} // End llvm namespace