X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FTransforms%2FIPO.h;h=6ab6d7b9194ecf988dda5a456f1463b7b5da8f07;hb=c651e4c51e11feb58e6c12fee8a8f85631269f2f;hp=62ed93c5bbf61995743a6fe11132a6f1a6e95084;hpb=3323f2abbdfd2978f05d5260c63504c2325e76f0;p=oota-llvm.git diff --git a/include/llvm/Transforms/IPO.h b/include/llvm/Transforms/IPO.h index 62ed93c5bbf..6ab6d7b9194 100644 --- a/include/llvm/Transforms/IPO.h +++ b/include/llvm/Transforms/IPO.h @@ -1,10 +1,10 @@ //===- 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 header file defines prototypes for accessor functions that expose passes @@ -15,108 +15,159 @@ #ifndef LLVM_TRANSFORMS_IPO_H #define LLVM_TRANSFORMS_IPO_H +#include + +namespace llvm { + +class FunctionPass; +class ModulePass; class Pass; class Function; +class BasicBlock; //===----------------------------------------------------------------------===// -// 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. // -Pass* createLowerSetJmpPass(); +// 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); //===----------------------------------------------------------------------===// -// createConstantMergePass - This function returns a new pass that merges -// duplicate global constants together into a single constant that is shared. -// This is useful because some passes (ie TraceValues) insert a lot of string -// constants into the program, regardless of whether or not they duplicate an -// existing string. -// -Pass *createConstantMergePass(); +/// 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(); + +//===----------------------------------------------------------------------===// +/// createConstantMergePass - This function returns a new pass that merges +/// duplicate global constants together into a single constant that is shared. +/// This is useful because some passes (ie TraceValues) insert a lot of string +/// constants into the program, regardless of whether or not they duplicate an +/// existing string. +/// +ModulePass *createConstantMergePass(); //===----------------------------------------------------------------------===// -// createRaiseAllocationsPass - Return a new pass that transforms malloc and -// free function calls into malloc and free instructions. -// -Pass *createRaiseAllocationsPass(); +/// createGlobalOptimizerPass - This function returns a new pass that optimizes +/// non-address taken internal globals. +/// +ModulePass *createGlobalOptimizerPass(); //===----------------------------------------------------------------------===// -// createDeadTypeEliminationPass - Return a new pass that eliminates symbol -// table entries for types that are never used. -// -Pass *createDeadTypeEliminationPass(); +/// createRaiseAllocationsPass - Return a new pass that transforms malloc and +/// free function calls into malloc and free instructions. +/// +ModulePass *createRaiseAllocationsPass(); //===----------------------------------------------------------------------===// -// createGlobalDCEPass - This transform is designed to eliminate unreachable -// internal globals (functions or global variables) -// -Pass *createGlobalDCEPass(); +/// createDeadTypeEliminationPass - Return a new pass that eliminates symbol +/// table entries for types that are never used. +/// +ModulePass *createDeadTypeEliminationPass(); //===----------------------------------------------------------------------===// -// createFunctionExtractionPass - This pass deletes as much of the module as -// possible, except for the function specified. -// -Pass *createFunctionExtractionPass(Function *F); +/// createGlobalDCEPass - This transform is designed to eliminate unreachable +/// internal globals (functions or global variables) +/// +ModulePass *createGlobalDCEPass(); //===----------------------------------------------------------------------===// -// 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. -// -Pass *createFunctionResolvingPass(); +/// 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. +/// +ModulePass *createFunctionExtractionPass(Function *F, bool deleteFn = false, + bool relinkCallees = false); + //===----------------------------------------------------------------------===// -// createFunctionInliningPass - Return a new pass object that uses a heuristic -// to inline direct function calls to small functions. -// +/// createFunctionInliningPass - Return a new pass object that uses a heuristic +/// to inline direct function calls to small functions. +/// Pass *createFunctionInliningPass(); //===----------------------------------------------------------------------===// -// createPruneEHPass - Return a new pass object which transforms invoke -// instructions into calls, if the callee can _not_ unwind the stack. -// +/// createPruneEHPass - Return a new pass object which transforms invoke +/// instructions into calls, if the callee can _not_ unwind the stack. +/// 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. -// -Pass *createInternalizePass(); +/// createInternalizePass - This pass loops over all of the functions in the +/// input module, looking for a main function. If a list of symbols is +/// specified with the -internalize-public-api-* command line options, those +/// symbols are internalized. Otherwise if InternalizeEverything is set and +/// the main function is found, all other globals are marked as internal. +/// +ModulePass *createInternalizePass(bool InternalizeEverything); +ModulePass *createInternalizePass(const std::vector &exportList); //===----------------------------------------------------------------------===// -// createDeadArgEliminationPass - This pass removes arguments from functions -// which are not used by the body of the function. -// -Pass *createDeadArgEliminationPass(); +/// createDeadArgEliminationPass - This pass removes arguments from functions +/// which are not used by the body of the function. +/// +ModulePass *createDeadArgEliminationPass(); -// DeadArgHacking pass - Same as DAE, but delete arguments of external functions -// as well. This is definately not safe, and should only be used by bugpoint. -Pass *createDeadArgHackingPass(); +/// DeadArgHacking pass - Same as DAE, but delete arguments of external +/// functions as well. This is definitely not safe, and should only be used by +/// bugpoint. +ModulePass *createDeadArgHackingPass(); //===----------------------------------------------------------------------===// -// createIPConstantPropagationPass - This pass propagates constants from call -// sites into the bodies of functions. -// -Pass *createIPConstantPropagationPass(); +/// createArgumentPromotionPass - This pass promotes "by reference" arguments to +/// be passed by value. +/// +Pass *createArgumentPromotionPass(); + +//===----------------------------------------------------------------------===// +/// createIPConstantPropagationPass - This pass propagates constants from call +/// sites into the bodies of functions. +/// +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(); //===----------------------------------------------------------------------===// -// These passes are wrappers that can do a few simple structure mutation -// transformations. // -Pass *createSwapElementsPass(); -Pass *createSortElementsPass(); +/// 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. +/// +FunctionPass *createSingleLoopExtractorPass(); + +/// createBlockExtractorPass - This pass extracts all blocks (except those +/// specified in the argument list) from the functions in the module. +/// +ModulePass *createBlockExtractorPass(std::vector &BTNE); + +/// createOptimizeWellKnownCallsPass - This pass optimizes specific calls to +/// specific well-known (library) functions. +ModulePass *createSimplifyLibCallsPass(); + + +/// 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(); + +} // End llvm namespace #endif