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comparison 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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87:25d4fcce53f4 88:058d3925950e
1 #ifndef LLVMD_GEN_STRUCTS_H
2 #define LLVMD_GEN_STRUCTS_H
3
4 struct StructInitializer;
5 const llvm::Type* DtoStructType(Type* t);
6 llvm::Value* DtoStructZeroInit(llvm::Value* v);
7 llvm::Value* DtoStructCopy(llvm::Value* dst, llvm::Value* src);
8 llvm::Constant* DtoConstStructInitializer(StructInitializer* si);
9 llvm::Value* DtoIndexStruct(llvm::Value* ptr, StructDeclaration* sd, Type* t, unsigned os, std::vector<unsigned>& idxs);
10
11 struct DUnionField
12 {
13 unsigned offset;
14 size_t size;
15 std::vector<const llvm::Type*> types;
16 llvm::Constant* init;
17 size_t initsize;
18
19 DUnionField() {
20 offset = 0;
21 size = 0;
22 init = NULL;
23 initsize = 0;
24 }
25 };
26
27 struct DUnionIdx
28 {
29 unsigned idx,idxos;
30 llvm::Constant* c;
31
32 DUnionIdx()
33 : idx(0), c(0) {}
34 DUnionIdx(unsigned _idx, unsigned _idxos, llvm::Constant* _c)
35 : idx(_idx), idxos(_idxos), c(_c) {}
36 bool operator<(const DUnionIdx& i) const {
37 return (idx < i.idx) || (idx == i.idx && idxos < i.idxos);
38 }
39 };
40
41 class DUnion
42 {
43 std::vector<DUnionField> fields;
44 public:
45 DUnion();
46 llvm::Constant* getConst(std::vector<DUnionIdx>& in);
47 };
48
49 #endif