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annotate gen/structs.h @ 88:058d3925950e trunk

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[svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
author lindquist
date Tue, 06 Nov 2007 10:03:14 +0100
parents
children 5071469303d4
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88
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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1 #ifndef LLVMD_GEN_STRUCTS_H
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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2 #define LLVMD_GEN_STRUCTS_H
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3
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4 struct StructInitializer;
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5 const llvm::Type* DtoStructType(Type* t);
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6 llvm::Value* DtoStructZeroInit(llvm::Value* v);
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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7 llvm::Value* DtoStructCopy(llvm::Value* dst, llvm::Value* src);
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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8 llvm::Constant* DtoConstStructInitializer(StructInitializer* si);
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9 llvm::Value* DtoIndexStruct(llvm::Value* ptr, StructDeclaration* sd, Type* t, unsigned os, std::vector<unsigned>& idxs);
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10
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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11 struct DUnionField
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12 {
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13 unsigned offset;
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14 size_t size;
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15 std::vector<const llvm::Type*> types;
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16 llvm::Constant* init;
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17 size_t initsize;
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18
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19 DUnionField() {
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20 offset = 0;
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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21 size = 0;
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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22 init = NULL;
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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23 initsize = 0;
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24 }
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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25 };
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26
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27 struct DUnionIdx
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28 {
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29 unsigned idx,idxos;
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30 llvm::Constant* c;
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31
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32 DUnionIdx()
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33 : idx(0), c(0) {}
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34 DUnionIdx(unsigned _idx, unsigned _idxos, llvm::Constant* _c)
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35 : idx(_idx), idxos(_idxos), c(_c) {}
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36 bool operator<(const DUnionIdx& i) const {
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37 return (idx < i.idx) || (idx == i.idx && idxos < i.idxos);
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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38 }
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39 };
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40
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41 class DUnion
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42 {
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43 std::vector<DUnionField> fields;
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44 public:
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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45 DUnion();
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46 llvm::Constant* getConst(std::vector<DUnionIdx>& in);
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47 };
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48
058d3925950e [svn r92] Fixed support for statically initialized unions. lots of bugfixes as cleanups too.
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49 #endif