Mercurial > projects > ldc
annotate dmd2/identifier.c @ 1113:123812e02bc8
Split out LLVM_REV into separate header, to reduce rebuilding when only the LDC
revision has changed.
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Fri, 13 Mar 2009 16:18:43 +0100 |
parents | f5d5bc9295b1 |
children | 638d16625da2 |
rev | line source |
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758
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1 |
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2 // Compiler implementation of the D programming language |
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3 // Copyright (c) 1999-2006 by Digital Mars |
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4 // All Rights Reserved |
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5 // written by Walter Bright |
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6 // http://www.digitalmars.com |
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7 // License for redistribution is by either the Artistic License |
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8 // in artistic.txt, or the GNU General Public License in gnu.txt. |
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9 // See the included readme.txt for details. |
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10 |
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11 #include <stdio.h> |
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12 #include <string.h> |
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13 |
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14 #include "root.h" |
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15 #include "identifier.h" |
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16 #include "mars.h" |
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17 #include "lexer.h" |
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18 #include "id.h" |
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19 |
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20 Identifier::Identifier(const char *string, int value) |
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21 { |
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22 //printf("Identifier('%s', %d)\n", string, value); |
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23 this->string = string; |
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24 this->value = value; |
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25 this->len = strlen(string); |
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26 } |
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27 |
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28 hash_t Identifier::hashCode() |
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29 { |
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30 return String::calcHash(string); |
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31 } |
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32 |
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33 int Identifier::equals(Object *o) |
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34 { |
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35 return this == o || memcmp(string,o->toChars(),len+1) == 0; |
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36 } |
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37 |
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38 int Identifier::compare(Object *o) |
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39 { |
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40 return memcmp(string, o->toChars(), len + 1); |
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41 } |
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42 |
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43 char *Identifier::toChars() |
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44 { |
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45 return (char *)string; |
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46 } |
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47 |
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48 const char *Identifier::toHChars2() |
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49 { |
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50 const char *p = NULL; |
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51 |
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52 if (this == Id::ctor) p = "this"; |
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53 else if (this == Id::dtor) p = "~this"; |
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54 else if (this == Id::classInvariant) p = "invariant"; |
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55 else if (this == Id::unitTest) p = "unittest"; |
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56 else if (this == Id::dollar) p = "$"; |
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57 else if (this == Id::withSym) p = "with"; |
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58 else if (this == Id::result) p = "result"; |
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59 else if (this == Id::returnLabel) p = "return"; |
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60 else |
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61 { p = toChars(); |
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62 if (*p == '_') |
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63 { |
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64 if (memcmp(p, "_staticCtor", 11) == 0) |
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65 p = "static this"; |
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66 else if (memcmp(p, "_staticDtor", 11) == 0) |
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67 p = "static ~this"; |
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68 } |
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69 } |
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70 |
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71 return p; |
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72 } |
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73 |
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74 void Identifier::print() |
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75 { |
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76 fprintf(stdmsg, "%s",string); |
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77 } |
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78 |
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79 int Identifier::dyncast() |
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80 { |
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81 return DYNCAST_IDENTIFIER; |
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82 } |
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83 |
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84 |
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85 Identifier *Identifier::generateId(const char *prefix) |
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86 { |
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87 static size_t i; |
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88 |
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89 return generateId(prefix, ++i); |
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90 } |
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91 |
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92 Identifier *Identifier::generateId(const char *prefix, size_t i) |
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93 { OutBuffer buf; |
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94 |
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95 buf.writestring(prefix); |
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96 buf.printf("%"PRIuSIZE, i); |
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97 |
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98 char *id = buf.toChars(); |
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99 buf.data = NULL; |
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100 return Lexer::idPool(id); |
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101 } |