Mercurial > projects > ldc
diff dmd2/identifier.c @ 758:f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Tue, 11 Nov 2008 01:38:48 +0100 |
parents | |
children | f5d5bc9295b1 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dmd2/identifier.c Tue Nov 11 01:38:48 2008 +0100 @@ -0,0 +1,101 @@ + +// Compiler implementation of the D programming language +// Copyright (c) 1999-2006 by Digital Mars +// All Rights Reserved +// written by Walter Bright +// http://www.digitalmars.com +// License for redistribution is by either the Artistic License +// in artistic.txt, or the GNU General Public License in gnu.txt. +// See the included readme.txt for details. + +#include <stdio.h> +#include <string.h> + +#include "root.h" +#include "identifier.h" +#include "mars.h" +#include "lexer.h" +#include "id.h" + +Identifier::Identifier(const char *string, int value) +{ + //printf("Identifier('%s', %d)\n", string, value); + this->string = string; + this->value = value; + this->len = strlen(string); +} + +hash_t Identifier::hashCode() +{ + return String::calcHash(string); +} + +int Identifier::equals(Object *o) +{ + return this == o || memcmp(string,o->toChars(),len+1) == 0; +} + +int Identifier::compare(Object *o) +{ + return memcmp(string, o->toChars(), len + 1); +} + +char *Identifier::toChars() +{ + return (char *)string; +} + +const char *Identifier::toHChars2() +{ + const char *p = NULL; + + if (this == Id::ctor) p = "this"; + else if (this == Id::dtor) p = "~this"; + else if (this == Id::classInvariant) p = "invariant"; + else if (this == Id::unitTest) p = "unittest"; + else if (this == Id::dollar) p = "$"; + else if (this == Id::withSym) p = "with"; + else if (this == Id::result) p = "result"; + else if (this == Id::returnLabel) p = "return"; + else + { p = toChars(); + if (*p == '_') + { + if (memcmp(p, "_staticCtor", 11) == 0) + p = "static this"; + else if (memcmp(p, "_staticDtor", 11) == 0) + p = "static ~this"; + } + } + + return p; +} + +void Identifier::print() +{ + fprintf(stdmsg, "%s",string); +} + +int Identifier::dyncast() +{ + return DYNCAST_IDENTIFIER; +} + + +Identifier *Identifier::generateId(const char *prefix) +{ + static size_t i; + + return generateId(prefix, ++i); +} + +Identifier *Identifier::generateId(const char *prefix, size_t i) +{ OutBuffer buf; + + buf.writestring(prefix); + buf.printf("%zu", i); + + char *id = buf.toChars(); + buf.data = NULL; + return Lexer::idPool(id); +}