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66 lines
2.1 KiB
C
66 lines
2.1 KiB
C
#ifndef __LDC_GEN_RTTIBUILDER_H__
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#define __LDC_GEN_RTTIBUILDER_H__
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#include "llvm/Constant.h"
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#include "llvm/ADT/SmallVector.h"
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struct ClassDeclaration;
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struct AggregateDeclaration;
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struct TypeClass;
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struct Type;
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struct IrStruct;
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struct RTTIBuilder
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{
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AggregateDeclaration* base;
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TypeClass* basetype;
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IrStruct* baseir;
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// 10 is enough for any D1 TypeInfo
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// 14 is enough for any D1 ClassInfo
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llvm::SmallVector<llvm::Constant*, 14> inits;
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RTTIBuilder(AggregateDeclaration* base_class);
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void push(llvm::Constant* C);
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void push_null(Type* T);
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void push_null_vp();
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void push_null_void_array();
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void push_uint(unsigned u);
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void push_size(uint64_t s);
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void push_string(const char* str);
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void push_typeinfo(Type* t);
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void push_classinfo(ClassDeclaration* cd);
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/// pushes the function pointer or a null void* if it cannot.
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void push_funcptr(FuncDeclaration* fd, Type* castto = NULL);
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/// pushes the array slice given.
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void push_array(uint64_t dim, llvm::Constant * ptr);
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/// pushes void[] slice, dim is used directly, ptr is cast to void* .
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void push_void_array(uint64_t dim, llvm::Constant* ptr);
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/// pushes void[] slice with data.
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/// CI is the constant initializer the array should point to, the length
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/// and ptr are resolved automatically
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void push_void_array(llvm::Constant* CI, Type* valtype, Dsymbol* mangle_sym);
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/// pushes valtype[] slice with data.
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/// CI is the constant initializer that .ptr should point to
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/// dim is .length member directly
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/// valtype provides the D element type, .ptr is cast to valtype->pointerTo()
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/// mangle_sym provides the mangle prefix for the symbol generated.
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void push_array(llvm::Constant* CI, uint64_t dim, Type* valtype, Dsymbol* mangle_sym);
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/// Creates the initializer constant and assigns it to the global.
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void finalize(IrGlobal* tid);
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void finalize(LLType* type, LLValue* value);
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/// Creates the initializer constant and assigns it to the global.
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llvm::Constant* get_constant(LLStructType *initType);
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};
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#endif
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