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96 lines
3.1 KiB
C++
96 lines
3.1 KiB
C++
//===--- X86COFF.h - Some definitions from COFF documentations ------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Anton Korobeynikov and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file just defines some symbols found in COFF documentation. They are
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// used to emit function type information for COFF targets (Cygwin/Mingw32).
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//
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//===----------------------------------------------------------------------===//
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#ifndef X86COFF_H
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#define X86COFF_H
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namespace COFF
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{
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/// Storage class tells where and what the symbol represents
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enum StorageClass {
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C_EFCN = -1, ///< Physical end of function
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C_NULL = 0, ///< No symbol
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C_AUTO = 1, ///< External definition
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C_EXT = 2, ///< External symbol
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C_STAT = 3, ///< Static
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C_REG = 4, ///< Register variable
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C_EXTDEF = 5, ///< External definition
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C_LABEL = 6, ///< Label
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C_ULABEL = 7, ///< Undefined label
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C_MOS = 8, ///< Member of structure
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C_ARG = 9, ///< Function argument
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C_STRTAG = 10, ///< Structure tag
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C_MOU = 11, ///< Member of union
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C_UNTAG = 12, ///< Union tag
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C_TPDEF = 13, ///< Type definition
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C_USTATIC = 14, ///< Undefined static
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C_ENTAG = 15, ///< Enumeration tag
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C_MOE = 16, ///< Member of enumeration
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C_REGPARM = 17, ///< Register parameter
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C_FIELD = 18, ///< Bit field
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C_BLOCK = 100, ///< ".bb" or ".eb" - beginning or end of block
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C_FCN = 101, ///< ".bf" or ".ef" - beginning or end of function
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C_EOS = 102, ///< End of structure
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C_FILE = 103, ///< File name
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C_LINE = 104, ///< Line number, reformatted as symbol
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C_ALIAS = 105, ///< Duplicate tag
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C_HIDDEN = 106 ///< External symbol in dmert public lib
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};
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/// The type of the symbol. This is made up of a base type and a derived type.
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/// For example, pointer to int is "pointer to T" and "int"
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enum SymbolType {
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T_NULL = 0, ///< No type info
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T_ARG = 1, ///< Void function argument (only used by compiler)
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T_VOID = 1, ///< The same as above. Just named differently in some specs.
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T_CHAR = 2, ///< Character
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T_SHORT = 3, ///< Short integer
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T_INT = 4, ///< Integer
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T_LONG = 5, ///< Long integer
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T_FLOAT = 6, ///< Floating point
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T_DOUBLE = 7, ///< Double word
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T_STRUCT = 8, ///< Structure
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T_UNION = 9, ///< Union
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T_ENUM = 10, ///< Enumeration
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T_MOE = 11, ///< Member of enumeration
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T_UCHAR = 12, ///< Unsigned character
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T_USHORT = 13, ///< Unsigned short
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T_UINT = 14, ///< Unsigned integer
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T_ULONG = 15 ///< Unsigned long
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};
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/// Derived type of symbol
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enum SymbolDerivedType {
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DT_NON = 0, ///< No derived type
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DT_PTR = 1, ///< Pointer to T
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DT_FCN = 2, ///< Function returning T
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DT_ARY = 3 ///< Array of T
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};
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/// Masks for extracting parts of type
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enum SymbolTypeMasks {
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N_BTMASK = 017, ///< Mask for base type
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N_TMASK = 060 ///< Mask for derived type
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};
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/// Offsets of parts of type
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enum Shifts {
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N_BTSHFT = 4 ///< Type is formed as (base + derived << N_BTSHIFT)
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};
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}
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#endif // X86COFF_H
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