annotate dmd/cond.c @ 1650:40bd4a0d4870

Update to work with LLVM 2.7. Removed use of dyn_cast, llvm no compiles without exceptions and rtti by default. We do need exceptions for the libconfig stuff, but rtti isn't necessary (anymore). Debug info needs to be rewritten, as in LLVM 2.7 the format has completely changed. To have something to look at while rewriting, the old code has been wrapped inside #ifndef DISABLE_DEBUG_INFO , this means that you have to define this to compile at the moment. Updated tango 0.99.9 patch to include updated EH runtime code, which is needed for LLVM 2.7 as well.
author Tomas Lindquist Olsen
date Wed, 19 May 2010 12:42:32 +0200
parents 44b145be2ef5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1
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2 // Compiler implementation of the D programming language
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3 // Copyright (c) 1999-2008 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 <assert.h>
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13
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14 #include "id.h"
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15 #include "init.h"
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16 #include "declaration.h"
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17 #include "identifier.h"
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18 #include "expression.h"
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19 #include "cond.h"
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20 #include "module.h"
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21 #include "template.h"
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22 #include "lexer.h"
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23 #ifdef _DH
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24 #include "mtype.h"
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25 #include "scope.h"
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26 #endif
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27
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28 int findCondition(Array *ids, Identifier *ident)
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29 {
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30 if (ids)
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31 {
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32 for (int i = 0; i < ids->dim; i++)
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33 {
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34 const char *id = (const char *)ids->data[i];
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35
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36 if (strcmp(id, ident->toChars()) == 0)
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37 return TRUE;
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38 }
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39 }
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40
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41 return FALSE;
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42 }
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43
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44 /* ============================================================ */
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45
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46 Condition::Condition(Loc loc)
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47 {
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48 this->loc = loc;
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49 inc = 0;
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50 }
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51
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52 /* ============================================================ */
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53
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54 DVCondition::DVCondition(Module *mod, unsigned level, Identifier *ident)
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55 : Condition(0)
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56 {
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57 this->mod = mod;
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58 this->level = level;
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59 this->ident = ident;
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60 }
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61
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62 Condition *DVCondition::syntaxCopy()
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63 {
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64 return this; // don't need to copy
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65 }
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66
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67 /* ============================================================ */
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68
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69 void DebugCondition::setGlobalLevel(unsigned level)
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70 {
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71 global.params.debuglevel = level;
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72 }
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73
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74 void DebugCondition::addGlobalIdent(const char *ident)
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75 {
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76 if (!global.params.debugids)
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77 global.params.debugids = new Array();
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78 global.params.debugids->push((void *)ident);
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79 }
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80
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81
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82 DebugCondition::DebugCondition(Module *mod, unsigned level, Identifier *ident)
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83 : DVCondition(mod, level, ident)
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84 {
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85 }
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86
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87 int DebugCondition::include(Scope *sc, ScopeDsymbol *s)
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88 {
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89 //printf("DebugCondition::include() level = %d, debuglevel = %d\n", level, global.params.debuglevel);
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90 if (inc == 0)
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91 {
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92 inc = 2;
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93 if (ident)
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94 {
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95 if (findCondition(mod->debugids, ident))
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96 inc = 1;
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97 else if (findCondition(global.params.debugids, ident))
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98 inc = 1;
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99 else
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100 { if (!mod->debugidsNot)
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101 mod->debugidsNot = new Array();
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102 mod->debugidsNot->push(ident->toChars());
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103 }
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104 }
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105 else if (level <= global.params.debuglevel || level <= mod->debuglevel)
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106 inc = 1;
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107 }
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108 return (inc == 1);
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109 }
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110
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111 void DebugCondition::toCBuffer(OutBuffer *buf, HdrGenState *hgs)
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112 {
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113 if (ident)
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114 buf->printf("debug (%s)", ident->toChars());
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115 else
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116 buf->printf("debug (%u)", level);
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117 }
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118
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119 /* ============================================================ */
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120
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121 void VersionCondition::setGlobalLevel(unsigned level)
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122 {
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123 global.params.versionlevel = level;
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124 }
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125
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126 void VersionCondition::checkPredefined(Loc loc, const char *ident)
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127 {
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128 static const char* reserved[] =
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129 {
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130 "DigitalMars", "X86", "X86_64",
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131 "Windows", "Win32", "Win64",
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132 "linux",
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133 #if DMDV2
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134 /* Although Posix is predefined by D1, disallowing its
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135 * redefinition breaks makefiles and older builds.
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136 */
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137 "Posix",
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138 #endif
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139 "OSX", "FreeBSD",
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140 "Solaris",
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parents: 664
diff changeset
141 "LittleEndian", "BigEndian",
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
142 "all",
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
143 "none",
1103
b30fe7e1dbb9 - Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents: 990
diff changeset
144
1630
44b145be2ef5 Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents: 1387
diff changeset
145 #if IN_LLVM
1103
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Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents: 990
diff changeset
146 "LLVM", "LDC", "LLVM64",
b30fe7e1dbb9 - Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents: 990
diff changeset
147 "PPC", "PPC64",
1387
5855958073a9 Added new FreeBSD and Solaris predefined version identifiers.
Tomas Lindquist Olsen <tomas.l.olsen gmail com>
parents: 1367
diff changeset
148 "darwin","solaris","freebsd"
1630
44b145be2ef5 Merge dmd 1.056.
Robert Clipsham <robert@octarineparrot.com>
parents: 1387
diff changeset
149 #endif
875
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parents: 664
diff changeset
150 };
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
151
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
152 for (unsigned i = 0; i < sizeof(reserved) / sizeof(reserved[0]); i++)
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parents: 664
diff changeset
153 {
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
154 if (strcmp(ident, reserved[i]) == 0)
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
155 goto Lerror;
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parents: 664
diff changeset
156 }
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parents: 664
diff changeset
157
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
158 if (ident[0] == 'D' && ident[1] == '_')
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parents: 664
diff changeset
159 goto Lerror;
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
160
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
161 return;
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
162
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
163 Lerror:
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parents: 664
diff changeset
164 error(loc, "version identifier '%s' is reserved and cannot be set", ident);
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parents: 664
diff changeset
165 }
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parents: 664
diff changeset
166
990
2137797748a8 oups, seems like I broke some constness in D1 last commit, compiles again!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 875
diff changeset
167 void VersionCondition::addGlobalIdent(const char *ident)
875
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
168 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
169 checkPredefined(0, ident);
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parents: 664
diff changeset
170 addPredefinedGlobalIdent(ident);
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
171 }
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parents: 664
diff changeset
172
990
2137797748a8 oups, seems like I broke some constness in D1 last commit, compiles again!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 875
diff changeset
173 void VersionCondition::addPredefinedGlobalIdent(const char *ident)
875
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parents: 664
diff changeset
174 {
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
175 if (!global.params.versionids)
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parents: 664
diff changeset
176 global.params.versionids = new Array();
1103
b30fe7e1dbb9 - Updated to DMD frontend 1.041.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents: 990
diff changeset
177 global.params.versionids->push((void *)ident);
875
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
178 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
179
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
180
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
181 VersionCondition::VersionCondition(Module *mod, unsigned level, Identifier *ident)
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parents: 664
diff changeset
182 : DVCondition(mod, level, ident)
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parents: 664
diff changeset
183 {
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
184 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
185
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
186 int VersionCondition::include(Scope *sc, ScopeDsymbol *s)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
187 {
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
188 //printf("VersionCondition::include() level = %d, versionlevel = %d\n", level, global.params.versionlevel);
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
189 //if (ident) printf("\tident = '%s'\n", ident->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
190 if (inc == 0)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
191 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
192 inc = 2;
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff changeset
193 if (ident)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
194 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
195 if (findCondition(mod->versionids, ident))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
196 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
197 else if (findCondition(global.params.versionids, ident))
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
198 inc = 1;
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
199 else
330f999ade44 Merged DMD 1.038
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parents: 664
diff changeset
200 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
201 if (!mod->versionidsNot)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
202 mod->versionidsNot = new Array();
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
203 mod->versionidsNot->push(ident->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
204 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
205 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
206 else if (level <= global.params.versionlevel || level <= mod->versionlevel)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
207 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
208 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
209 return (inc == 1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
210 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
211
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
212 void VersionCondition::toCBuffer(OutBuffer *buf, HdrGenState *hgs)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
213 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
214 if (ident)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
215 buf->printf("version (%s)", ident->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
216 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
217 buf->printf("version (%u)", level);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
218 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
219
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
220
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
221 /**************************** StaticIfCondition *******************************/
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
222
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
223 StaticIfCondition::StaticIfCondition(Loc loc, Expression *exp)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
224 : Condition(loc)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
225 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
226 this->exp = exp;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
227 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
228
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
229 Condition *StaticIfCondition::syntaxCopy()
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
230 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
231 return new StaticIfCondition(loc, exp->syntaxCopy());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
232 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
233
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
234 int StaticIfCondition::include(Scope *sc, ScopeDsymbol *s)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
235 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
236 #if 0
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
237 printf("StaticIfCondition::include(sc = %p, s = %p)\n", sc, s);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
238 if (s)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
239 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
240 printf("\ts = '%s', kind = %s\n", s->toChars(), s->kind());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
241 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
242 #endif
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
243 if (inc == 0)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
244 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
245 if (!sc)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
246 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
247 error(loc, "static if conditional cannot be at global scope");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
248 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
249 return 0;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
250 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
251
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
252 sc = sc->push(sc->scopesym);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
253 sc->sd = s; // s gets any addMember()
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
254 sc->flags |= SCOPEstaticif;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
255 Expression *e = exp->semantic(sc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
256 sc->pop();
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
257 e = e->optimize(WANTvalue | WANTinterpret);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
258 if (e->isBool(TRUE))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
259 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
260 else if (e->isBool(FALSE))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
261 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
262 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
263 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
264 e->error("expression %s is not constant or does not evaluate to a bool", e->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
265 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
266 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
267 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
268 return (inc == 1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
269 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
270
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
271 void StaticIfCondition::toCBuffer(OutBuffer *buf, HdrGenState *hgs)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
272 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
273 buf->writestring("static if(");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
274 exp->toCBuffer(buf, hgs);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
275 buf->writeByte(')');
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
276 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
277
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
278
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
279 /**************************** IftypeCondition *******************************/
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
280
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
281 IftypeCondition::IftypeCondition(Loc loc, Type *targ, Identifier *id, enum TOK tok, Type *tspec)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
282 : Condition(loc)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
283 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
284 this->targ = targ;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
285 this->id = id;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
286 this->tok = tok;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
287 this->tspec = tspec;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
288 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
289
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
290 Condition *IftypeCondition::syntaxCopy()
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
291 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
292 return new IftypeCondition(loc,
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
293 targ->syntaxCopy(),
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
294 id,
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
295 tok,
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
296 tspec ? tspec->syntaxCopy() : NULL);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
297 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
298
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
299 int IftypeCondition::include(Scope *sc, ScopeDsymbol *sd)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
300 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
301 //printf("IftypeCondition::include()\n");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
302 if (inc == 0)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
303 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
304 if (!sc)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
305 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
306 error(loc, "iftype conditional cannot be at global scope");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
307 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
308 return 0;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
309 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
310 unsigned errors = global.errors;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
311 global.gag++; // suppress printing of error messages
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
312 targ = targ->semantic(loc, sc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
313 global.gag--;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
314 if (errors != global.errors) // if any errors happened
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
315 { inc = 2; // then condition is false
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
316 global.errors = errors;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
317 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
318 else if (id && tspec)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
319 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
320 /* Evaluate to TRUE if targ matches tspec.
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
321 * If TRUE, declare id as an alias for the specialized type.
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
322 */
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
323
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
324 MATCH m;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
325 TemplateTypeParameter tp(loc, id, NULL, NULL);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
326
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
327 TemplateParameters parameters;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
328 parameters.setDim(1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
329 parameters.data[0] = (void *)&tp;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
330
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
331 Objects dedtypes;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
332 dedtypes.setDim(1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
333
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
334 m = targ->deduceType(NULL, tspec, &parameters, &dedtypes);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
335 if (m == MATCHnomatch ||
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
336 (m != MATCHexact && tok == TOKequal))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
337 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
338 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
339 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
340 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
341 Type *tded = (Type *)dedtypes.data[0];
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
342 if (!tded)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
343 tded = targ;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
344 Dsymbol *s = new AliasDeclaration(loc, id, tded);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
345 s->semantic(sc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
346 sc->insert(s);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
347 if (sd)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
348 s->addMember(sc, sd, 1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
349 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
350 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
351 else if (id)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
352 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
353 /* Declare id as an alias for type targ. Evaluate to TRUE
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
354 */
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
355 Dsymbol *s = new AliasDeclaration(loc, id, targ);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
356 s->semantic(sc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
357 sc->insert(s);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
358 if (sd)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
359 s->addMember(sc, sd, 1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
360 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
361 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
362 else if (tspec)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
363 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
364 /* Evaluate to TRUE if targ matches tspec
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
365 */
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
366 tspec = tspec->semantic(loc, sc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
367 //printf("targ = %s\n", targ->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
368 //printf("tspec = %s\n", tspec->toChars());
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
369 if (tok == TOKcolon)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
370 { if (targ->implicitConvTo(tspec))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
371 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
372 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
373 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
374 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
375 else /* == */
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
376 { if (targ->equals(tspec))
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
377 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
378 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
379 inc = 2;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
380 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
381 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
382 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
383 inc = 1;
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
384 //printf("inc = %d\n", inc);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
385 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
386 return (inc == 1);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
387 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
388
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
389 void IftypeCondition::toCBuffer(OutBuffer *buf, HdrGenState *hgs)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
390 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
391 buf->writestring("iftype(");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
392 targ->toCBuffer(buf, id, hgs);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
393 if (tspec)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
394 {
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
395 if (tok == TOKcolon)
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
396 buf->writestring(" : ");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
397 else
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
398 buf->writestring(" == ");
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
399 tspec->toCBuffer(buf, NULL, hgs);
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
400 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
401 buf->writeByte(')');
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
402 }
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
403
330f999ade44 Merged DMD 1.038
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents: 664
diff changeset
404