Mercurial > projects > ldc
annotate ir/irtype.cpp @ 1194:1853dcd9b944
Moved some DMDFE files into a seperate dmd/root subdir to closer match the DMD file structure since 1.041.
author | Tomas Lindquist Olsen <tomas.l.olsen gmail.com> |
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date | Fri, 03 Apr 2009 17:02:52 +0200 |
parents | 3251ce06c820 |
children | 79758fd2f48a |
rev | line source |
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1192
3251ce06c820
Started seperating type resolution from the rest of codegen again, the merge had too many regressions.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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1 #include "llvm/DerivedTypes.h" |
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2 #include "ir/irtype.h" |
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3 |
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4 #include "mars.h" |
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5 #include "mtype.h" |
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6 |
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7 IrType::IrType(Type* dt, const llvm::Type* lt) |
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8 : dtype(dt), |
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9 pa(lt) |
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10 { |
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11 assert(dt && "null D Type"); |
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12 assert(lt && "null LLVM Type"); |
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13 } |
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14 |
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15 ////////////////////////////////////////////////////////////////////////////// |
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16 ////////////////////////////////////////////////////////////////////////////// |
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17 ////////////////////////////////////////////////////////////////////////////// |
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18 |
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19 IrTypeBasic::IrTypeBasic(Type * dt) |
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20 : IrType(dt, basic2llvm(dt)) |
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21 { |
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22 } |
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23 |
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24 ////////////////////////////////////////////////////////////////////////////// |
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25 |
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26 const llvm::Type * IrTypeBasic::basic2llvm(Type* t) |
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27 { |
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28 const llvm::Type* t2; |
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29 |
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30 switch(t->ty) |
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31 { |
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32 case Tvoid: |
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33 return llvm::Type::VoidTy; |
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34 |
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35 case Tint8: |
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36 case Tuns8: |
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37 case Tchar: |
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38 return llvm::Type::Int8Ty; |
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39 |
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40 case Tint16: |
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41 case Tuns16: |
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42 case Twchar: |
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43 return llvm::Type::Int16Ty; |
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44 |
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45 case Tint32: |
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46 case Tuns32: |
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47 case Tdchar: |
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48 return llvm::Type::Int32Ty; |
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49 |
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50 case Tint64: |
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51 case Tuns64: |
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52 return llvm::Type::Int64Ty; |
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53 |
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54 /* |
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55 case Tint128: |
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56 case Tuns128: |
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57 return llvm::IntegerType::get(128); |
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58 */ |
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59 |
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60 case Tfloat32: |
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61 case Timaginary32: |
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62 return llvm::Type::FloatTy; |
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63 |
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64 case Tfloat64: |
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65 case Timaginary64: |
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66 return llvm::Type::DoubleTy; |
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67 |
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68 case Tfloat80: |
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69 case Timaginary80: |
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70 // only x86 has 80bit float |
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71 if (global.params.cpu == ARCHx86 || global.params.cpu == ARCHx86_64) |
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72 return llvm::Type::X86_FP80Ty; |
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73 // other platforms use 64bit reals |
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74 else |
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75 return llvm::Type::DoubleTy; |
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76 |
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77 case Tcomplex32: |
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78 t2 = llvm::Type::FloatTy; |
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79 return llvm::StructType::get(t2, t2, NULL); |
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80 |
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81 case Tcomplex64: |
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82 t2 = llvm::Type::DoubleTy; |
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83 return llvm::StructType::get(t2, t2, NULL); |
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84 |
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85 case Tcomplex80: |
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86 t2 = (global.params.cpu == ARCHx86 || global.params.cpu == ARCHx86_64) |
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87 ? llvm::Type::X86_FP80Ty |
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88 : llvm::Type::DoubleTy; |
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89 return llvm::StructType::get(t2, t2, NULL); |
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90 |
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91 case Tbool: |
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92 return llvm::Type::Int1Ty; |
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93 } |
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94 |
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95 assert(0 && "not basic type"); |
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96 return NULL; |
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97 } |
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98 |
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99 ////////////////////////////////////////////////////////////////////////////// |
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100 ////////////////////////////////////////////////////////////////////////////// |
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101 ////////////////////////////////////////////////////////////////////////////// |
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102 |
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103 IrTypePointer::IrTypePointer(Type * dt) |
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104 : IrType(dt, pointer2llvm(dt)) |
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105 { |
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106 } |
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107 |
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108 ////////////////////////////////////////////////////////////////////////////// |
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109 |
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110 extern const llvm::Type* DtoType(Type* dt); |
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111 |
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112 const llvm::Type * IrTypePointer::pointer2llvm(Type * t) |
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113 { |
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114 assert(t->ty == Tpointer && "not pointer type"); |
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115 |
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116 const llvm::Type* elemType = DtoType(t->nextOf()); |
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117 if (elemType == llvm::Type::VoidTy) |
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118 elemType = llvm::Type::Int8Ty; |
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119 return llvm::PointerType::get(elemType, 0); |
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120 } |
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121 |
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122 ////////////////////////////////////////////////////////////////////////////// |
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123 ////////////////////////////////////////////////////////////////////////////// |
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124 ////////////////////////////////////////////////////////////////////////////// |
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125 |
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126 IrTypeSArray::IrTypeSArray(Type * dt) |
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127 : IrType(dt, sarray2llvm(dt)) |
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128 { |
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129 TypeSArray* tsa = (TypeSArray*)dt; |
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130 uint64_t d = (uint64_t)tsa->dim->toUInteger(); |
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131 assert(d == dim); |
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132 } |
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133 |
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134 ////////////////////////////////////////////////////////////////////////////// |
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135 |
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136 const llvm::Type * IrTypeSArray::sarray2llvm(Type * t) |
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137 { |
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138 assert(t->ty == Tsarray && "not static array type"); |
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139 |
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140 TypeSArray* tsa = (TypeSArray*)t; |
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141 dim = (uint64_t)tsa->dim->toUInteger(); |
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142 const llvm::Type* elemType = DtoType(t->nextOf()); |
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143 if (elemType == llvm::Type::VoidTy) |
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144 elemType = llvm::Type::Int8Ty; |
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145 return llvm::ArrayType::get(elemType, dim); |
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146 } |
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147 |
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148 ////////////////////////////////////////////////////////////////////////////// |
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149 ////////////////////////////////////////////////////////////////////////////// |
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150 ////////////////////////////////////////////////////////////////////////////// |
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151 |
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152 IrTypeArray::IrTypeArray(Type * dt) |
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153 : IrType(dt, array2llvm(dt)) |
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154 { |
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155 } |
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156 |
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157 ////////////////////////////////////////////////////////////////////////////// |
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158 |
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159 extern const llvm::Type* DtoSize_t(); |
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160 |
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161 const llvm::Type * IrTypeArray::array2llvm(Type * t) |
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162 { |
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163 assert(t->ty == Tarray && "not dynamic array type"); |
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164 |
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165 const llvm::Type* elemType = DtoType(t->nextOf()); |
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166 if (elemType == llvm::Type::VoidTy) |
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167 elemType = llvm::Type::Int8Ty; |
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168 elemType = llvm::PointerType::get(elemType, 0); |
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169 return llvm::StructType::get(DtoSize_t(), elemType, NULL); |
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170 } |
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171 |
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172 ////////////////////////////////////////////////////////////////////////////// |
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173 |