source: src/SymTab/ManglerCommon.cc @ bedb40e

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// Mangler.h --
//
// Author           : Richard C. Bilson
// Created On       : Sun May 17 21:44:03 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Sat Jul 22 09:45:30 2017
// Update Count     : 15
//

#include "Mangler.h"
#include "SynTree/Type.h"
#include "SynTree/Declaration.h"

namespace SymTab {
        namespace Mangler {
                namespace Encoding {
                        const std::string manglePrefix = "_X";

                        const std::string basicTypes[] = {
                                "b",  // Bool
                                "c",  // Char
                                "a",  // SignedChar
                                "h",  // UnsignedChar
                                "s",  // ShortSignedInt
                                "t",  // ShortUnsignedInt
                                "i",  // SignedInt
                                "j",  // UnsignedInt
                                "l",  // LongSignedInt
                                "m",  // LongUnsignedInt
                                "x",  // LongLongSignedInt
                                "y",  // LongLongUnsignedInt
                                "f",  // Float
                                "d",  // Double
                                "e",  // LongDouble
                                "Cf", // FloatComplex
                                "Cd", // DoubleComplex
                                "Ce", // LongDoubleComplex
                                // Note: imaginary is not an overloadable type in C++
                                "If", // FloatImaginary
                                "Id", // DoubleImaginary
                                "Ie", // LongDoubleImaginary
                                "n",  // SignedInt128
                                "o",  // UnsignedInt128
                                "Dq",  // Float80 -- TODO: itanium says Float80 and LongDouble both encode to "e", but doing this causes problems with constructing long double, because the cost tables are incorrect
                                "g",  // Float128
                                // "z", // ellipsis
                                // "Dd" // # IEEE 754r decimal floating point (64 bits)
                                // "De" // # IEEE 754r decimal floating point (128 bits)
                                // "Df" // # IEEE 754r decimal floating point (32 bits)
                                // "Dh" // # IEEE 754r half-precision floating point (16 bits)
                                // "DF"N_ // # ISO/IEC TS 18661 binary floating point type _FloatN (N bits)
                                // "Di" // char32_t
                                // "Ds" // char16_t
                        };
                        static_assert(
                                sizeof(basicTypes)/sizeof(basicTypes[0]) == BasicType::NUMBER_OF_BASIC_TYPES,
                                "Each basic type kind should have a corresponding mangler letter"
                        );

                        const std::map<int, std::string> qualifiers = {
                                { Type::Const, "K" },
                                { Type::Volatile, "V" },
                                { Type::Atomic, "DA" }, // A is array, so need something unique for atmoic. For now, go with multiletter DA
                                { Type::Mutex, "X" },
                                { Type::Lvalue, "L" },
                        };

                        const std::string void_t = "v";
                        const std::string zero = "Z";
                        const std::string one = "O";

                        const std::string function = "F";
                        const std::string tuple = "T";
                        const std::string pointer = "P";
                        const std::string array = "A";
                        const std::string qualifiedTypeStart = "N";
                        const std::string qualifiedTypeEnd = "E";

                        const std::string forall = "Q";
                        const std::string typeVariables[] = {
                                "BD", // dtype
                                "BF", // ftype
                                "BT", // ttype
                        };
                        static_assert(
                                sizeof(typeVariables)/sizeof(typeVariables[0]) == TypeDecl::NUMBER_OF_KINDS,
                                "Each type variable kind should have a corresponding mangler prefix"
                        );

                        const std::string struct_t = "S";
                        const std::string union_t = "U";
                        const std::string enum_t = "M";
                        const std::string type = "Y";

                        const std::string autogen = "autogen__";
                        const std::string intrinsic = "intrinsic__";
                } // namespace Encoding
        } // namespace Mangler
} // namespace SymTab