llvm/include/llvm-c/Comdat.h

   1 /*===-- llvm-c/Comdat.h - Module Comdat C Interface -------------*- C++ -*-===*\
   2 |*                                                                            *|
   3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
   4 |* Exceptions.                                                                *|
   5 |* See https://llvm.org/LICENSE.txt for license information.                  *|
   6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
   7 |*                                                                            *|
   8 |*===----------------------------------------------------------------------===*|
   9 |*                                                                            *|
  10 |* This file defines the C interface to COMDAT.                               *|
  11 |*                                                                            *|
  12 \*===----------------------------------------------------------------------===*/
  13
  14 #ifndef LLVM_C_COMDAT_H
  15 #define LLVM_C_COMDAT_H
  16
  17 #include "llvm-c/ExternC.h"
  18 #include "llvm-c/Types.h"
  19
  20 LLVM_C_EXTERN_C_BEGIN
  21
  22 typedef enum {
  23   LLVMAnyComdatSelectionKind,        ///< The linker may choose any COMDAT.
  24   LLVMExactMatchComdatSelectionKind, ///< The data referenced by the COMDAT must
  25                                      ///< be the same.
  26   LLVMLargestComdatSelectionKind,    ///< The linker will choose the largest
  27                                      ///< COMDAT.
  28   LLVMNoDeduplicateComdatSelectionKind, ///< No deduplication is performed.
  29   LLVMSameSizeComdatSelectionKind ///< The data referenced by the COMDAT must be
  30                                   ///< the same size.
  31 } LLVMComdatSelectionKind;
  32
  33 /**
  34  * Return the Comdat in the module with the specified name. It is created
  35  * if it didn't already exist.
  36  *
  37  * @see llvm::Module::getOrInsertComdat()
  38  */
  39 LLVMComdatRef LLVMGetOrInsertComdat(LLVMModuleRef M, const char *Name);
  40
  41 /**
  42  * Get the Comdat assigned to the given global object.
  43  *
  44  * @see llvm::GlobalObject::getComdat()
  45  */
  46 LLVMComdatRef LLVMGetComdat(LLVMValueRef V);
  47
  48 /**
  49  * Assign the Comdat to the given global object.
  50  *
  51  * @see llvm::GlobalObject::setComdat()
  52  */
  53 void LLVMSetComdat(LLVMValueRef V, LLVMComdatRef C);
  54
  55 /*
  56  * Get the conflict resolution selection kind for the Comdat.
  57  *
  58  * @see llvm::Comdat::getSelectionKind()
  59  */
  60 LLVMComdatSelectionKind LLVMGetComdatSelectionKind(LLVMComdatRef C);
  61
  62 /*
  63  * Set the conflict resolution selection kind for the Comdat.
  64  *
  65  * @see llvm::Comdat::setSelectionKind()
  66  */
  67 void LLVMSetComdatSelectionKind(LLVMComdatRef C, LLVMComdatSelectionKind Kind);
  68
  69 LLVM_C_EXTERN_C_END
  70
  71 #endif