| 1 | //===- llvm/Transforms/IPO.h - Interprocedural Transformations --*- C++ -*-===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | // |
| 9 | // This header file defines prototypes for accessor functions that expose passes |
| 10 | // in the IPO transformations library. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #ifndef LLVM_TRANSFORMS_IPO_H |
| 15 | #define LLVM_TRANSFORMS_IPO_H |
| 16 | |
| 17 | #include "llvm/Support/Compiler.h" |
| 18 | |
| 19 | namespace llvm { |
| 20 | |
| 21 | class ModulePass; |
| 22 | class Pass; |
| 23 | class raw_ostream; |
| 24 | |
| 25 | //===----------------------------------------------------------------------===// |
| 26 | /// createDeadArgEliminationPass - This pass removes arguments from functions |
| 27 | /// which are not used by the body of the function. |
| 28 | /// |
| 29 | LLVM_ABI ModulePass *createDeadArgEliminationPass(); |
| 30 | |
| 31 | /// DeadArgHacking pass - Same as DAE, but delete arguments of external |
| 32 | /// functions as well. This is definitely not safe, and should only be used by |
| 33 | /// bugpoint. |
| 34 | LLVM_ABI ModulePass *createDeadArgHackingPass(); |
| 35 | |
| 36 | //===----------------------------------------------------------------------===// |
| 37 | // |
| 38 | /// createLoopExtractorPass - This pass extracts all natural loops from the |
| 39 | /// program into a function if it can. |
| 40 | /// |
| 41 | LLVM_ABI Pass *(); |
| 42 | |
| 43 | /// createSingleLoopExtractorPass - This pass extracts one natural loop from the |
| 44 | /// program into a function if it can. This is used by bugpoint. |
| 45 | /// |
| 46 | LLVM_ABI Pass *(); |
| 47 | |
| 48 | //===----------------------------------------------------------------------===// |
| 49 | /// createBarrierNoopPass - This pass is purely a module pass barrier in a pass |
| 50 | /// manager. |
| 51 | LLVM_ABI ModulePass *createBarrierNoopPass(); |
| 52 | |
| 53 | /// What to do with the summary when running passes that operate on it. |
| 54 | enum class PassSummaryAction { |
| 55 | None, ///< Do nothing. |
| 56 | Import, ///< Import information from summary. |
| 57 | Export, ///< Export information to summary. |
| 58 | }; |
| 59 | |
| 60 | } // End llvm namespace |
| 61 | |
| 62 | #endif |
| 63 | |