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annotate gen/metadata.h @ 1555:ed0cffe895ec

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use the new NamedMDNode class this will need a LLVM >= r77619
author Benjamin Kramer <benny.kra@gmail.com>
date Thu, 30 Jul 2009 20:54:03 +0200
parents 259b031f3d22
children 3adcb70700cb
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5851c18e4c6d Add metadata for TypeInfo -> llvm::Type mapping.
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1 #ifndef LDC_GEN_METADATA_H
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2 #define LDC_GEN_METADATA_H
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3
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4 // MDNode was moved into its own header, and contains Value*s
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5 #include "llvm/Metadata.h"
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6 typedef llvm::Value MDNodeField;
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7
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8 // Use getNumElements() and getElement() to access elements.
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9 inline unsigned MD_GetNumElements(llvm::MDNode* N) {
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10 return N->getNumElements();
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11 }
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12
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13 inline MDNodeField* MD_GetElement(llvm::MDNode* N, unsigned i) {
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14 return N->getElement(i);
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15 }
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16
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17 #define METADATA_LINKAGE_TYPE llvm::GlobalValue::WeakODRLinkage
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18
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19 // *** Metadata for TypeInfo instances ***
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20 #define TD_PREFIX "llvm.ldc.typeinfo."
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21
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22 /// The fields in the metadata node for a TypeInfo instance.
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23 /// (Its name will be TD_PREFIX ~ <Name of TypeInfo global>)
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24 enum TypeDataFields {
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25 TD_Confirm, /// The TypeInfo this node is for.
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27 TD_Type, /// A value of the LLVM type corresponding to this D type
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28
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29 // Must be kept last:
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30 TD_NumFields /// The number of fields in TypeInfo metadata
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31 };
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34 // *** Metadata for ClassInfo instances ***
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35 #define CD_PREFIX "llvm.ldc.classinfo."
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36
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37 /// The fields in the metadata node for a ClassInfo instance.
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38 /// (Its name will be CD_PREFIX ~ <Name of ClassInfo global>)
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39 enum ClassDataFields {
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40 CD_BodyType, /// A value of the LLVM type corresponding to the class body.
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41 CD_Finalize, /// True if this class (or a base class) has a destructor.
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42 CD_CustomDelete,/// True if this class has an overridden delete operator.
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44 // Must be kept last
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45 CD_NumFields /// The number of fields in ClassInfo metadata
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46 };
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47
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48 #endif