Mercurial > projects > ldc
annotate dmd2/opover.c @ 798:92ea3015ace6
Use toParent instead of toParent2 to determine whether inside a function body.
author | Christian Kamm <kamm incasoftware de> |
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date | Sat, 29 Nov 2008 17:06:36 +0100 |
parents | f04dde6e882c |
children | 356e65836fb5 |
rev | line source |
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1 |
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2 // Compiler implementation of the D programming language |
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3 // Copyright (c) 1999-2007 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 <stdlib.h> |
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13 #include <ctype.h> |
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14 #include <assert.h> |
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15 #include <complex> |
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16 |
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17 #ifdef __APPLE__ |
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18 #define integer_t dmd_integer_t |
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19 #endif |
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20 |
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21 #if IN_GCC || IN_LLVM |
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22 #include "mem.h" |
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23 #elif POSIX |
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24 #include "../root/mem.h" |
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25 #elif _WIN32 |
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26 #include "..\root\mem.h" |
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27 #endif |
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28 |
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29 //#include "port.h" |
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30 #include "mtype.h" |
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31 #include "init.h" |
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32 #include "expression.h" |
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33 #include "id.h" |
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34 #include "declaration.h" |
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35 #include "aggregate.h" |
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36 #include "template.h" |
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37 |
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38 static void inferApplyArgTypesX(FuncDeclaration *fstart, Arguments *arguments); |
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39 static void inferApplyArgTypesZ(TemplateDeclaration *tstart, Arguments *arguments); |
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40 static int inferApplyArgTypesY(TypeFunction *tf, Arguments *arguments); |
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41 static void templateResolve(Match *m, TemplateDeclaration *td, Scope *sc, Loc loc, Objects *targsi, Expression *ethis, Expressions *arguments); |
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42 |
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43 /******************************** Expression **************************/ |
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44 |
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45 |
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46 /*********************************** |
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47 * Determine if operands of binary op can be reversed |
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48 * to fit operator overload. |
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49 */ |
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50 |
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51 int Expression::isCommutative() |
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52 { |
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53 return FALSE; // default is no reverse |
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54 } |
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55 |
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56 /*********************************** |
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57 * Get Identifier for operator overload. |
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58 */ |
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59 |
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60 Identifier *Expression::opId() |
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61 { |
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62 assert(0); |
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63 return NULL; |
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64 } |
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65 |
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66 /*********************************** |
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67 * Get Identifier for reverse operator overload, |
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68 * NULL if not supported for this operator. |
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69 */ |
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70 |
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71 Identifier *Expression::opId_r() |
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72 { |
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73 return NULL; |
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74 } |
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75 |
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76 /************************* Operators *****************************/ |
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77 |
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78 Identifier *UAddExp::opId() { return Id::uadd; } |
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79 |
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80 Identifier *NegExp::opId() { return Id::neg; } |
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81 |
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82 Identifier *ComExp::opId() { return Id::com; } |
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83 |
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84 Identifier *CastExp::opId() { return Id::cast; } |
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85 |
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86 Identifier *InExp::opId() { return Id::opIn; } |
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87 Identifier *InExp::opId_r() { return Id::opIn_r; } |
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88 |
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89 Identifier *PostExp::opId() { return (op == TOKplusplus) |
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90 ? Id::postinc |
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91 : Id::postdec; } |
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92 |
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93 int AddExp::isCommutative() { return TRUE; } |
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94 Identifier *AddExp::opId() { return Id::add; } |
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95 Identifier *AddExp::opId_r() { return Id::add_r; } |
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96 |
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97 Identifier *MinExp::opId() { return Id::sub; } |
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98 Identifier *MinExp::opId_r() { return Id::sub_r; } |
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99 |
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100 int MulExp::isCommutative() { return TRUE; } |
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101 Identifier *MulExp::opId() { return Id::mul; } |
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102 Identifier *MulExp::opId_r() { return Id::mul_r; } |
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103 |
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104 Identifier *DivExp::opId() { return Id::div; } |
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105 Identifier *DivExp::opId_r() { return Id::div_r; } |
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106 |
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107 Identifier *ModExp::opId() { return Id::mod; } |
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108 Identifier *ModExp::opId_r() { return Id::mod_r; } |
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109 |
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110 Identifier *ShlExp::opId() { return Id::shl; } |
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111 Identifier *ShlExp::opId_r() { return Id::shl_r; } |
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112 |
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113 Identifier *ShrExp::opId() { return Id::shr; } |
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114 Identifier *ShrExp::opId_r() { return Id::shr_r; } |
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115 |
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116 Identifier *UshrExp::opId() { return Id::ushr; } |
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117 Identifier *UshrExp::opId_r() { return Id::ushr_r; } |
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118 |
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119 int AndExp::isCommutative() { return TRUE; } |
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120 Identifier *AndExp::opId() { return Id::iand; } |
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121 Identifier *AndExp::opId_r() { return Id::iand_r; } |
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122 |
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123 int OrExp::isCommutative() { return TRUE; } |
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124 Identifier *OrExp::opId() { return Id::ior; } |
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125 Identifier *OrExp::opId_r() { return Id::ior_r; } |
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126 |
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127 int XorExp::isCommutative() { return TRUE; } |
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128 Identifier *XorExp::opId() { return Id::ixor; } |
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129 Identifier *XorExp::opId_r() { return Id::ixor_r; } |
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130 |
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131 Identifier *CatExp::opId() { return Id::cat; } |
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132 Identifier *CatExp::opId_r() { return Id::cat_r; } |
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133 |
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134 Identifier * AssignExp::opId() { return Id::assign; } |
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135 Identifier * AddAssignExp::opId() { return Id::addass; } |
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136 Identifier * MinAssignExp::opId() { return Id::subass; } |
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137 Identifier * MulAssignExp::opId() { return Id::mulass; } |
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138 Identifier * DivAssignExp::opId() { return Id::divass; } |
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139 Identifier * ModAssignExp::opId() { return Id::modass; } |
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140 Identifier * AndAssignExp::opId() { return Id::andass; } |
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141 Identifier * OrAssignExp::opId() { return Id::orass; } |
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142 Identifier * XorAssignExp::opId() { return Id::xorass; } |
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143 Identifier * ShlAssignExp::opId() { return Id::shlass; } |
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144 Identifier * ShrAssignExp::opId() { return Id::shrass; } |
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145 Identifier *UshrAssignExp::opId() { return Id::ushrass; } |
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146 Identifier * CatAssignExp::opId() { return Id::catass; } |
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147 |
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148 int EqualExp::isCommutative() { return TRUE; } |
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149 Identifier *EqualExp::opId() { return Id::eq; } |
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150 |
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151 int CmpExp::isCommutative() { return TRUE; } |
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152 Identifier *CmpExp::opId() { return Id::cmp; } |
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153 |
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154 Identifier *ArrayExp::opId() { return Id::index; } |
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155 Identifier *PtrExp::opId() { return Id::opStar; } |
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156 |
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157 /************************************ |
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158 * Operator overload. |
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159 * Check for operator overload, if so, replace |
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160 * with function call. |
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161 * Return NULL if not an operator overload. |
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162 */ |
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163 |
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164 Expression *UnaExp::op_overload(Scope *sc) |
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165 { |
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166 AggregateDeclaration *ad; |
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167 Dsymbol *fd; |
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168 Type *t1 = e1->type->toBasetype(); |
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169 |
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170 if (t1->ty == Tclass) |
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171 { |
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172 ad = ((TypeClass *)t1)->sym; |
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173 goto L1; |
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174 } |
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175 else if (t1->ty == Tstruct) |
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176 { |
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177 ad = ((TypeStruct *)t1)->sym; |
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178 |
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179 L1: |
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180 fd = search_function(ad, opId()); |
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181 if (fd) |
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182 { |
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183 if (op == TOKarray) |
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184 { |
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185 Expression *e; |
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186 ArrayExp *ae = (ArrayExp *)this; |
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187 |
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188 e = new DotIdExp(loc, e1, fd->ident); |
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189 e = new CallExp(loc, e, ae->arguments); |
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190 e = e->semantic(sc); |
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191 return e; |
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192 } |
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193 else |
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194 { |
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195 // Rewrite +e1 as e1.add() |
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196 return build_overload(loc, sc, e1, NULL, fd->ident); |
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197 } |
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198 } |
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199 } |
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200 return NULL; |
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201 } |
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202 |
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203 |
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204 Expression *BinExp::op_overload(Scope *sc) |
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205 { |
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206 //printf("BinExp::op_overload() (%s)\n", toChars()); |
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207 |
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208 AggregateDeclaration *ad; |
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209 Type *t1 = e1->type->toBasetype(); |
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210 Type *t2 = e2->type->toBasetype(); |
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211 Identifier *id = opId(); |
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212 Identifier *id_r = opId_r(); |
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213 |
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214 Match m; |
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215 Expressions args1; |
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216 Expressions args2; |
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217 int argsset = 0; |
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218 |
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219 AggregateDeclaration *ad1; |
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220 if (t1->ty == Tclass) |
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221 ad1 = ((TypeClass *)t1)->sym; |
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222 else if (t1->ty == Tstruct) |
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223 ad1 = ((TypeStruct *)t1)->sym; |
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224 else |
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225 ad1 = NULL; |
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226 |
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227 AggregateDeclaration *ad2; |
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228 if (t2->ty == Tclass) |
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229 ad2 = ((TypeClass *)t2)->sym; |
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230 else if (t2->ty == Tstruct) |
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231 ad2 = ((TypeStruct *)t2)->sym; |
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232 else |
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233 ad2 = NULL; |
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234 |
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235 Dsymbol *s = NULL; |
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236 Dsymbol *s_r = NULL; |
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237 FuncDeclaration *fd = NULL; |
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238 TemplateDeclaration *td = NULL; |
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239 if (ad1 && id) |
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240 { |
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241 s = search_function(ad1, id); |
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242 } |
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243 if (ad2 && id_r) |
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244 { |
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245 s_r = search_function(ad2, id_r); |
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246 } |
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247 |
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248 if (s || s_r) |
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249 { |
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250 /* Try: |
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251 * a.opfunc(b) |
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252 * b.opfunc_r(a) |
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253 * and see which is better. |
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254 */ |
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255 Expression *e; |
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256 FuncDeclaration *lastf; |
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257 |
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258 args1.setDim(1); |
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259 args1.data[0] = (void*) e1; |
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260 args2.setDim(1); |
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261 args2.data[0] = (void*) e2; |
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262 argsset = 1; |
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263 |
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264 memset(&m, 0, sizeof(m)); |
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265 m.last = MATCHnomatch; |
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266 |
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267 if (s) |
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268 { |
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269 fd = s->isFuncDeclaration(); |
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270 if (fd) |
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271 { |
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272 overloadResolveX(&m, fd, NULL, &args2); |
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273 } |
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274 else |
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275 { td = s->isTemplateDeclaration(); |
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276 templateResolve(&m, td, sc, loc, NULL, NULL, &args2); |
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277 } |
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278 } |
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279 |
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280 lastf = m.lastf; |
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281 |
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282 if (s_r) |
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283 { |
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284 fd = s_r->isFuncDeclaration(); |
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285 if (fd) |
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286 { |
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287 overloadResolveX(&m, fd, NULL, &args1); |
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288 } |
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289 else |
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290 { td = s_r->isTemplateDeclaration(); |
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291 templateResolve(&m, td, sc, loc, NULL, NULL, &args1); |
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292 } |
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293 } |
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294 |
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295 if (m.count > 1) |
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296 { |
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297 // Error, ambiguous |
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298 error("overloads %s and %s both match argument list for %s", |
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299 m.lastf->type->toChars(), |
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300 m.nextf->type->toChars(), |
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301 m.lastf->toChars()); |
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302 } |
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303 else if (m.last == MATCHnomatch) |
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304 { |
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305 m.lastf = m.anyf; |
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306 } |
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307 |
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308 if (op == TOKplusplus || op == TOKminusminus) |
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309 // Kludge because operator overloading regards e++ and e-- |
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310 // as unary, but it's implemented as a binary. |
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311 // Rewrite (e1 ++ e2) as e1.postinc() |
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312 // Rewrite (e1 -- e2) as e1.postdec() |
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313 e = build_overload(loc, sc, e1, NULL, id); |
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314 else if (lastf && m.lastf == lastf || m.last == MATCHnomatch) |
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315 // Rewrite (e1 op e2) as e1.opfunc(e2) |
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316 e = build_overload(loc, sc, e1, e2, id); |
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317 else |
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318 // Rewrite (e1 op e2) as e2.opfunc_r(e1) |
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319 e = build_overload(loc, sc, e2, e1, id_r); |
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320 return e; |
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321 } |
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322 |
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323 if (isCommutative()) |
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324 { |
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325 s = NULL; |
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326 s_r = NULL; |
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327 if (ad1 && id_r) |
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328 { |
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329 s_r = search_function(ad1, id_r); |
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330 } |
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331 if (ad2 && id) |
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332 { |
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333 s = search_function(ad2, id); |
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334 } |
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335 |
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336 if (s || s_r) |
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337 { |
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338 /* Try: |
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339 * a.opfunc_r(b) |
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340 * b.opfunc(a) |
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341 * and see which is better. |
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342 */ |
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343 Expression *e; |
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344 FuncDeclaration *lastf; |
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345 |
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346 if (!argsset) |
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347 { args1.setDim(1); |
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348 args1.data[0] = (void*) e1; |
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349 args2.setDim(1); |
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350 args2.data[0] = (void*) e2; |
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351 } |
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352 |
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353 memset(&m, 0, sizeof(m)); |
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354 m.last = MATCHnomatch; |
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355 |
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356 if (s_r) |
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357 { |
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358 fd = s_r->isFuncDeclaration(); |
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359 if (fd) |
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360 { |
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361 overloadResolveX(&m, fd, NULL, &args2); |
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362 } |
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363 else |
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364 { td = s_r->isTemplateDeclaration(); |
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365 templateResolve(&m, td, sc, loc, NULL, NULL, &args2); |
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366 } |
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367 } |
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368 lastf = m.lastf; |
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369 |
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370 if (s) |
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371 { |
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372 fd = s->isFuncDeclaration(); |
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373 if (fd) |
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374 { |
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375 overloadResolveX(&m, fd, NULL, &args1); |
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376 } |
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377 else |
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378 { td = s->isTemplateDeclaration(); |
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379 templateResolve(&m, td, sc, loc, NULL, NULL, &args1); |
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380 } |
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381 } |
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382 |
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383 if (m.count > 1) |
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384 { |
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385 // Error, ambiguous |
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386 error("overloads %s and %s both match argument list for %s", |
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387 m.lastf->type->toChars(), |
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388 m.nextf->type->toChars(), |
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389 m.lastf->toChars()); |
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390 } |
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391 else if (m.last == MATCHnomatch) |
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392 { |
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393 m.lastf = m.anyf; |
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394 } |
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395 |
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396 if (lastf && m.lastf == lastf || |
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397 id_r && m.last == MATCHnomatch) |
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398 // Rewrite (e1 op e2) as e1.opfunc_r(e2) |
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399 e = build_overload(loc, sc, e1, e2, id_r); |
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400 else |
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401 // Rewrite (e1 op e2) as e2.opfunc(e1) |
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402 e = build_overload(loc, sc, e2, e1, id); |
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403 |
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404 // When reversing operands of comparison operators, |
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405 // need to reverse the sense of the op |
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406 switch (op) |
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407 { |
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408 case TOKlt: op = TOKgt; break; |
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409 case TOKgt: op = TOKlt; break; |
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410 case TOKle: op = TOKge; break; |
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411 case TOKge: op = TOKle; break; |
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412 |
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413 // Floating point compares |
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|
414 case TOKule: op = TOKuge; break; |
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415 case TOKul: op = TOKug; break; |
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416 case TOKuge: op = TOKule; break; |
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417 case TOKug: op = TOKul; break; |
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418 |
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419 // These are symmetric |
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420 case TOKunord: |
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421 case TOKlg: |
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422 case TOKleg: |
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423 case TOKue: |
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424 break; |
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425 } |
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426 |
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427 return e; |
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428 } |
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429 } |
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430 |
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431 return NULL; |
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432 } |
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433 |
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434 /*********************************** |
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435 * Utility to build a function call out of this reference and argument. |
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436 */ |
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437 |
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438 Expression *build_overload(Loc loc, Scope *sc, Expression *ethis, Expression *earg, Identifier *id) |
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439 { |
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440 Expression *e; |
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441 |
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442 //printf("build_overload(id = '%s')\n", id->toChars()); |
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443 //earg->print(); |
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444 //earg->type->print(); |
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445 e = new DotIdExp(loc, ethis, id); |
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446 |
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447 if (earg) |
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448 e = new CallExp(loc, e, earg); |
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449 else |
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450 e = new CallExp(loc, e); |
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451 |
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452 e = e->semantic(sc); |
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453 return e; |
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454 } |
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455 |
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456 /*************************************** |
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457 * Search for function funcid in aggregate ad. |
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458 */ |
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459 |
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460 Dsymbol *search_function(ScopeDsymbol *ad, Identifier *funcid) |
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461 { |
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462 Dsymbol *s; |
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463 FuncDeclaration *fd; |
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464 TemplateDeclaration *td; |
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465 |
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466 s = ad->search(0, funcid, 0); |
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467 if (s) |
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468 { Dsymbol *s2; |
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469 |
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470 //printf("search_function: s = '%s'\n", s->kind()); |
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471 s2 = s->toAlias(); |
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472 //printf("search_function: s2 = '%s'\n", s2->kind()); |
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473 fd = s2->isFuncDeclaration(); |
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474 if (fd && fd->type->ty == Tfunction) |
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475 return fd; |
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476 |
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477 td = s2->isTemplateDeclaration(); |
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478 if (td) |
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479 return td; |
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480 } |
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481 return NULL; |
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482 } |
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483 |
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|
484 |
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485 /***************************************** |
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486 * Given array of arguments and an aggregate type, |
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487 * if any of the argument types are missing, attempt to infer |
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488 * them from the aggregate type. |
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489 */ |
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490 |
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491 void inferApplyArgTypes(enum TOK op, Arguments *arguments, Expression *aggr) |
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492 { |
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493 if (!arguments || !arguments->dim) |
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494 return; |
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495 |
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496 /* Return if no arguments need types. |
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497 */ |
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498 for (size_t u = 0; 1; u++) |
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499 { if (u == arguments->dim) |
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500 return; |
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501 Argument *arg = (Argument *)arguments->data[u]; |
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502 if (!arg->type) |
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503 break; |
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504 } |
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505 |
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506 AggregateDeclaration *ad; |
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507 |
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508 Argument *arg = (Argument *)arguments->data[0]; |
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509 Type *taggr = aggr->type; |
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510 if (!taggr) |
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511 return; |
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512 Type *tab = taggr->toBasetype(); |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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513 switch (tab->ty) |
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514 { |
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515 case Tarray: |
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516 case Tsarray: |
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517 case Ttuple: |
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518 if (arguments->dim == 2) |
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519 { |
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520 if (!arg->type) |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
521 arg->type = Type::tsize_t; // key type |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
522 arg = (Argument *)arguments->data[1]; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
523 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
524 if (!arg->type && tab->ty != Ttuple) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
525 arg->type = tab->nextOf(); // value type |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
526 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
527 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
528 case Taarray: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
529 { TypeAArray *taa = (TypeAArray *)tab; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
530 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
531 if (arguments->dim == 2) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
532 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
533 if (!arg->type) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
534 arg->type = taa->index; // key type |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
535 arg = (Argument *)arguments->data[1]; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
536 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
537 if (!arg->type) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
538 arg->type = taa->next; // value type |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
539 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
540 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
541 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
542 case Tclass: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
543 ad = ((TypeClass *)tab)->sym; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
544 goto Laggr; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
545 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
546 case Tstruct: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
547 ad = ((TypeStruct *)tab)->sym; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
548 goto Laggr; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
549 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
550 Laggr: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
551 #if 0 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
552 if (arguments->dim == 1) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
553 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
554 if (!arg->type) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
555 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
556 /* Look for an opNext() overload |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
557 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
558 Dsymbol *s = search_function(ad, Id::next); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
559 fd = s ? s->isFuncDeclaration() : NULL; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
560 if (!fd) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
561 goto Lapply; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
562 arg->type = fd->type->next; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
563 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
564 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
565 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
566 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
567 Lapply: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
568 { /* Look for an |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
569 * int opApply(int delegate(ref Type [, ...]) dg); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
570 * overload |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
571 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
572 Dsymbol *s = search_function(ad, |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
573 (op == TOKforeach_reverse) ? Id::applyReverse |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
574 : Id::apply); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
575 if (s) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
576 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
577 FuncDeclaration *fd = s->isFuncDeclaration(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
578 if (fd) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
579 { inferApplyArgTypesX(fd, arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
580 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
581 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
582 #if 0 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
583 TemplateDeclaration *td = s->isTemplateDeclaration(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
584 if (td) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
585 { inferApplyArgTypesZ(td, arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
586 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
587 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
588 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
589 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
590 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
591 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
592 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
593 case Tdelegate: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
594 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
595 if (0 && aggr->op == TOKdelegate) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
596 { DelegateExp *de = (DelegateExp *)aggr; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
597 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
598 FuncDeclaration *fd = de->func->isFuncDeclaration(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
599 if (fd) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
600 inferApplyArgTypesX(fd, arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
601 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
602 else |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
603 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
604 inferApplyArgTypesY((TypeFunction *)tab->nextOf(), arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
605 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
606 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
607 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
608 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
609 default: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
610 break; // ignore error, caught later |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
611 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
612 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
613 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
614 /******************************** |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
615 * Recursive helper function, |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
616 * analogous to func.overloadResolveX(). |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
617 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
618 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
619 int fp3(void *param, FuncDeclaration *f) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
620 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
621 Arguments *arguments = (Arguments *)param; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
622 TypeFunction *tf = (TypeFunction *)f->type; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
623 if (inferApplyArgTypesY(tf, arguments) == 1) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
624 return 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
625 if (arguments->dim == 0) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
626 return 1; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
627 return 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
628 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
629 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
630 static void inferApplyArgTypesX(FuncDeclaration *fstart, Arguments *arguments) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
631 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
632 overloadApply(fstart, &fp3, arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
633 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
634 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
635 /****************************** |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
636 * Infer arguments from type of function. |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
637 * Returns: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
638 * 0 match for this function |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
639 * 1 no match for this function |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
640 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
641 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
642 static int inferApplyArgTypesY(TypeFunction *tf, Arguments *arguments) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
643 { size_t nparams; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
644 Argument *p; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
645 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
646 if (Argument::dim(tf->parameters) != 1) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
647 goto Lnomatch; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
648 p = Argument::getNth(tf->parameters, 0); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
649 if (p->type->ty != Tdelegate) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
650 goto Lnomatch; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
651 tf = (TypeFunction *)p->type->nextOf(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
652 assert(tf->ty == Tfunction); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
653 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
654 /* We now have tf, the type of the delegate. Match it against |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
655 * the arguments, filling in missing argument types. |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
656 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
657 nparams = Argument::dim(tf->parameters); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
658 if (nparams == 0 || tf->varargs) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
659 goto Lnomatch; // not enough parameters |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
660 if (arguments->dim != nparams) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
661 goto Lnomatch; // not enough parameters |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
662 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
663 for (size_t u = 0; u < nparams; u++) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
664 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
665 Argument *arg = (Argument *)arguments->data[u]; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
666 Argument *param = Argument::getNth(tf->parameters, u); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
667 if (arg->type) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
668 { if (!arg->type->equals(param->type)) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
669 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
670 /* Cannot resolve argument types. Indicate an |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
671 * error by setting the number of arguments to 0. |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
672 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
673 arguments->dim = 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
674 goto Lmatch; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
675 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
676 continue; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
677 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
678 arg->type = param->type; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
679 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
680 Lmatch: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
681 return 0; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
682 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
683 Lnomatch: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
684 return 1; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
685 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
686 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
687 /******************************************* |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
688 * Infer foreach arg types from a template function opApply which looks like: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
689 * int opApply(alias int func(ref uint))() { ... } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
690 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
691 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
692 #if 0 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
693 void inferApplyArgTypesZ(TemplateDeclaration *tstart, Arguments *arguments) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
694 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
695 for (TemplateDeclaration *td = tstart; td; td = td->overnext) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
696 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
697 if (!td->scope) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
698 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
699 error("forward reference to template %s", td->toChars()); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
700 return; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
701 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
702 if (!td->onemember || !td->onemember->toAlias()->isFuncDeclaration()) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
703 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
704 error("is not a function template"); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
705 return; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
706 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
707 if (!td->parameters || td->parameters->dim != 1) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
708 continue; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
709 TemplateParameter *tp = (TemplateParameter *)td->parameters->data[0]; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
710 TemplateAliasParameter *tap = tp->isTemplateAliasParameter(); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
711 if (!tap || !tap->specType || tap->specType->ty != Tfunction) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
712 continue; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
713 TypeFunction *tf = (TypeFunction *)tap->specType; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
714 if (inferApplyArgTypesY(tf, arguments) == 0) // found it |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
715 return; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
716 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
717 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
718 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
719 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
720 /************************************** |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
721 */ |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
722 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
723 static void templateResolve(Match *m, TemplateDeclaration *td, Scope *sc, Loc loc, Objects *targsi, Expression *ethis, Expressions *arguments) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
724 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
725 FuncDeclaration *fd; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
726 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
727 assert(td); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
728 fd = td->deduceFunctionTemplate(sc, loc, targsi, ethis, arguments); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
729 if (!fd) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
730 return; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
731 m->anyf = fd; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
732 if (m->last >= MATCHexact) |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
733 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
734 m->nextf = fd; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
735 m->count++; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
736 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
737 else |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
738 { |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
739 m->last = MATCHexact; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
740 m->lastf = fd; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
741 m->count = 1; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
742 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
743 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
744 |