MC: Move COFF enumeration constants to llvm/Support/COFF.h, patch by Michael

Spencer!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107418 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 183 insertions, 0 deletions

diff --git a/include/llvm/Support/COFF.h b/include/llvm/Support/COFF.h
new file mode 100644
index 0000000000..5299884e81
--- /dev/null
+++ b/include/llvm/Support/COFF.h
@@ -0,0 +1,183 @@
+//===-- llvm/Support/COFF.h -------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains an definitions used in Windows COFF Files.
+//
+// Structures and enums defined within this file where created using
+// information from Microsofts publicly available PE/COFF format document:
+// 
+// Microsoft Portable Executable and Common Object File Format Specification
+// Revision 8.1 - February 15, 2008
+//
+// As of 5/2/2010, hosted by microsoft at:
+// http://www.microsoft.com/whdc/system/platform/firmware/pecoff.mspx
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_SUPPORT_WIN_COFF_H
+#define LLVM_SUPPORT_WIN_COFF_H
+
+#include "llvm/System/DataTypes.h"
+#include <cstring>
+
+namespace llvm {
+namespace COFF {
+
+  // Sizes in bytes of various things in the COFF format.
+  enum {
+    HeaderSize     = 20,
+    NameSize       = 8,
+    SymbolSize     = 18,
+    SectionSize    = 40,
+    RelocationSize = 10
+  };
+
+  struct header {
+    uint16_t Machine;
+    uint16_t NumberOfSections;
+    uint32_t TimeDateStamp;
+    uint32_t PointerToSymbolTable;
+    uint32_t NumberOfSymbols;
+    uint16_t SizeOfOptionalHeader;
+    uint16_t Characteristics;
+  };
+
+  struct symbol {
+    char     Name[NameSize];
+    uint32_t Value;
+    uint16_t Type;
+    uint8_t  StorageClass;
+    uint16_t SectionNumber;
+    uint8_t  NumberOfAuxSymbols;
+  };
+
+  enum symbol_flags {
+    SF_TypeMask = 0x0000FFFF,
+    SF_TypeShift = 0,
+
+    SF_ClassMask = 0x00FF0000,
+    SF_ClassShift = 16,
+
+    SF_WeakReference = 0x01000000,
+  };
+
+  enum symbol_storage_class {
+    IMAGE_SYM_CLASS_END_OF_FUNCTION  = -1,
+    IMAGE_SYM_CLASS_NULL             = 0,
+    IMAGE_SYM_CLASS_AUTOMATIC        = 1,
+    IMAGE_SYM_CLASS_EXTERNAL         = 2,
+    IMAGE_SYM_CLASS_STATIC           = 3,
+    IMAGE_SYM_CLASS_REGISTER         = 4,
+    IMAGE_SYM_CLASS_EXTERNAL_DEF     = 5,
+    IMAGE_SYM_CLASS_LABEL            = 6,
+    IMAGE_SYM_CLASS_UNDEFINED_LABEL  = 7,
+    IMAGE_SYM_CLASS_MEMBER_OF_STRUCT = 8,
+    IMAGE_SYM_CLASS_ARGUMENT         = 9,
+    IMAGE_SYM_CLASS_STRUCT_TAG       = 10,
+    IMAGE_SYM_CLASS_MEMBER_OF_UNION  = 11,
+    IMAGE_SYM_CLASS_UNION_TAG        = 12,
+    IMAGE_SYM_CLASS_TYPE_DEFINITION  = 13,
+    IMAGE_SYM_CLASS_UNDEFINED_STATIC = 14,
+    IMAGE_SYM_CLASS_ENUM_TAG         = 15,
+    IMAGE_SYM_CLASS_MEMBER_OF_ENUM   = 16,
+    IMAGE_SYM_CLASS_REGISTER_PARAM   = 17,
+    IMAGE_SYM_CLASS_BIT_FIELD        = 18,
+    IMAGE_SYM_CLASS_BLOCK            = 100,
+    IMAGE_SYM_CLASS_FUNCTION         = 101,
+    IMAGE_SYM_CLASS_END_OF_STRUCT    = 102,
+    IMAGE_SYM_CLASS_FILE             = 103,
+    IMAGE_SYM_CLASS_SECTION          = 104,
+    IMAGE_SYM_CLASS_WEAK_EXTERNAL    = 105,
+    IMAGE_SYM_CLASS_CLR_TOKEN        = 107
+  };
+
+  struct section {
+    char     Name[NameSize];
+    uint32_t VirtualSize;
+    uint32_t VirtualAddress;
+    uint32_t SizeOfRawData;
+    uint32_t PointerToRawData;
+    uint32_t PointerToRelocations;
+    uint32_t PointerToLineNumbers;
+    uint16_t NumberOfRelocations;
+    uint16_t NumberOfLineNumbers;
+    uint32_t Characteristics;
+  };
+
+  enum section_characteristics {
+    IMAGE_SCN_TYPE_NO_PAD            = 0x00000008,
+    IMAGE_SCN_CNT_CODE               = 0x00000020,
+    IMAGE_SCN_CNT_INITIALIZED_DATA   = 0x00000040,
+    IMAGE_SCN_CNT_UNINITIALIZED_DATA = 0x00000080,
+    IMAGE_SCN_LNK_OTHER              = 0x00000100,
+    IMAGE_SCN_LNK_INFO               = 0x00000200,
+    IMAGE_SCN_LNK_REMOVE             = 0x00000800,
+    IMAGE_SCN_LNK_COMDAT             = 0x00001000,
+    IMAGE_SCN_GPREL                  = 0x00008000,
+    IMAGE_SCN_MEM_PURGEABLE          = 0x00020000,
+    IMAGE_SCN_MEM_16BIT              = 0x00020000,
+    IMAGE_SCN_MEM_LOCKED             = 0x00040000,
+    IMAGE_SCN_MEM_PRELOAD            = 0x00080000,
+    IMAGE_SCN_ALIGN_1BYTES           = 0x00100000,
+    IMAGE_SCN_ALIGN_2BYTES           = 0x00200000,
+    IMAGE_SCN_ALIGN_4BYTES           = 0x00300000,
+    IMAGE_SCN_ALIGN_8BYTES           = 0x00400000,
+    IMAGE_SCN_ALIGN_16BYTES          = 0x00500000,
+    IMAGE_SCN_ALIGN_32BYTES          = 0x00600000,
+    IMAGE_SCN_ALIGN_64BYTES          = 0x00700000,
+    IMAGE_SCN_ALIGN_128BYTES         = 0x00800000,
+    IMAGE_SCN_ALIGN_256BYTES         = 0x00900000,
+    IMAGE_SCN_ALIGN_512BYTES         = 0x00A00000,
+    IMAGE_SCN_ALIGN_1024BYTES        = 0x00B00000,
+    IMAGE_SCN_ALIGN_2048BYTES        = 0x00C00000,
+    IMAGE_SCN_ALIGN_4096BYTES        = 0x00D00000,
+    IMAGE_SCN_ALIGN_8192BYTES        = 0x00E00000,
+    IMAGE_SCN_LNK_NRELOC_OVFL        = 0x01000000,
+    IMAGE_SCN_MEM_DISCARDABLE        = 0x02000000,
+    IMAGE_SCN_MEM_NOT_CACHED         = 0x04000000,
+    IMAGE_SCN_MEM_NOT_PAGED          = 0x08000000,
+    IMAGE_SCN_MEM_SHARED             = 0x10000000,
+    IMAGE_SCN_MEM_EXECUTE            = 0x20000000,
+    IMAGE_SCN_MEM_READ               = 0x40000000,
+    IMAGE_SCN_MEM_WRITE              = 0x80000000
+  };
+
+  struct relocation {
+    uint32_t VirtualAddress;
+    uint32_t SymbolTableIndex;
+    uint16_t Type;
+  };
+
+  enum relocation_type_x86 {
+    IMAGE_REL_I386_ABSOLUTE = 0x0000,
+    IMAGE_REL_I386_DIR16    = 0x0001,
+    IMAGE_REL_I386_REL16    = 0x0002,
+    IMAGE_REL_I386_DIR32    = 0x0006,
+    IMAGE_REL_I386_DIR32NB  = 0x0007,
+    IMAGE_REL_I386_SEG12    = 0x0009,
+    IMAGE_REL_I386_SECTION  = 0x000A,
+    IMAGE_REL_I386_SECREL   = 0x000B,
+    IMAGE_REL_I386_TOKEN    = 0x000C,
+    IMAGE_REL_I386_SECREL7  = 0x000D,
+    IMAGE_REL_I386_REL32    = 0x0014
+  };
+
+  enum {
+    IMAGE_COMDAT_SELECT_NODUPLICATES = 1,
+    IMAGE_COMDAT_SELECT_ANY,
+    IMAGE_COMDAT_SELECT_SAME_SIZE,
+    IMAGE_COMDAT_SELECT_EXACT_MATCH,
+    IMAGE_COMDAT_SELECT_ASSOCIATIVE,
+    IMAGE_COMDAT_SELECT_LARGEST
+  };
+
+} // End namespace llvm.
+} // End namespace COFF.
+
+#endif