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/Types.h"
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 typedef enum {
  24   LLVMAnyComdatSelectionKind,        ///< The linker may choose any COMDAT.
  25   LLVMExactMatchComdatSelectionKind, ///< The data referenced by the COMDAT must
  26                                      ///< be the same.
  27   LLVMLargestComdatSelectionKind,    ///< The linker will choose the largest
  28                                      ///< COMDAT.
  29   LLVMNoDuplicatesComdatSelectionKind, ///< No other Module may specify this
  30                                        ///< COMDAT.
  31   LLVMSameSizeComdatSelectionKind ///< The data referenced by the COMDAT must be
  32                                   ///< the same size.
  33 } LLVMComdatSelectionKind;
  34
  35 /**
  36  * Return the Comdat in the module with the specified name. It is created
  37  * if it didn't already exist.
  38  *
  39  * @see llvm::Module::getOrInsertComdat()
  40  */
  41 LLVMComdatRef LLVMGetOrInsertComdat(LLVMModuleRef M, const char *Name);
  42
  43 /**
  44  * Get the Comdat assigned to the given global object.
  45  *
  46  * @see llvm::GlobalObject::getComdat()
  47  */
  48 LLVMComdatRef LLVMGetComdat(LLVMValueRef V);
  49
  50 /**
  51  * Assign the Comdat to the given global object.
  52  *
  53  * @see llvm::GlobalObject::setComdat()
  54  */
  55 void LLVMSetComdat(LLVMValueRef V, LLVMComdatRef C);
  56
  57 /*
  58  * Get the conflict resolution selection kind for the Comdat.
  59  *
  60  * @see llvm::Comdat::getSelectionKind()
  61  */
  62 LLVMComdatSelectionKind LLVMGetComdatSelectionKind(LLVMComdatRef C);
  63
  64 /*
  65  * Set the conflict resolution selection kind for the Comdat.
  66  *
  67  * @see llvm::Comdat::setSelectionKind()
  68  */
  69 void LLVMSetComdatSelectionKind(LLVMComdatRef C, LLVMComdatSelectionKind Kind);
  70
  71 #ifdef __cplusplus
  72 }
  73 #endif
  74
  75 #endif