Mercurial > projects > ldc
view gen/irstate.h @ 314:8d98e42ece93 trunk
[svn r335] The basics of exception handling are in place.
Still need to make sure calls are turned into invokes everywhere. (NewExpression for instance)
Still some rough edges and corner cases to figure out.
Needs testing!
author | ChristianK |
---|---|
date | Wed, 02 Jul 2008 22:20:18 +0200 |
parents | 9967a3270837 |
children | a9697749e898 |
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#ifndef LLVMDC_GEN_IRSTATE_H #define LLVMDC_GEN_IRSTATE_H #include <vector> #include <list> #include "root.h" #include "aggregate.h" #include "ir/irfunction.h" #include "ir/irstruct.h" #include "ir/irvar.h" // global ir state for current module struct IRState; extern IRState* gIR; extern const llvm::TargetData* gTargetData; struct TypeFunction; struct TypeStruct; struct ClassDeclaration; struct FuncDeclaration; struct Module; struct TypeStruct; struct BaseClass; struct EnclosingHandler; struct IrModule; // represents a scope struct IRScope { llvm::BasicBlock* begin; llvm::BasicBlock* end; IRBuilder builder; IRScope(); IRScope(llvm::BasicBlock* b, llvm::BasicBlock* e); }; // scope for loops struct IRLoopScope : IRScope { // generating statement Statement* s; // the try of a TryFinally that encloses the loop EnclosingHandler* enclosinghandler; // if it is a switch, we are a possible target for break // but not for continue bool isSwitch; IRLoopScope(); IRLoopScope(Statement* s, EnclosingHandler* enclosinghandler, llvm::BasicBlock* b, llvm::BasicBlock* e, bool isSwitch = false); }; struct IRBuilderHelper { IRState* state; IRBuilder* operator->(); }; struct IRExp { Expression* e1; Expression* e2; DValue* v; IRExp(); IRExp(Expression* l, Expression* r, DValue* val); }; struct IRAsmStmt { std::string code; std::string out_c; std::string in_c; std::vector<LLValue*> out; std::vector<LLValue*> in; // if this is nonzero, it contains the target label Identifier* isBranchToLabel; }; struct IRAsmBlock { std::vector<IRAsmStmt*> s; std::set<std::string> clobs; // stores the labels within the asm block std::vector<Identifier*> internalLabels; }; // represents the module struct IRState { IRState(); // module Module* dmodule; llvm::Module* module; // interface info type, used in DtoInterfaceInfoType const LLStructType* interfaceInfoType; const LLStructType* mutexType; // functions typedef std::vector<IrFunction*> FunctionVector; FunctionVector functions; IrFunction* func(); llvm::Function* topfunc(); TypeFunction* topfunctype(); llvm::Instruction* topallocapoint(); // structs typedef std::vector<IrStruct*> StructVector; StructVector structs; IrStruct* topstruct(); // classes TODO move into IRClass typedef std::vector<ClassDeclaration*> ClassDeclVec; ClassDeclVec classes; // D main function bool emitMain; llvm::Function* mainFunc; // expression l/r value handling typedef std::vector<IRExp> ExpVec; ExpVec exps; IRExp* topexp(); // basic block scopes std::vector<IRScope> scopes; IRScope& scope(); llvm::BasicBlock* scopebb(); llvm::BasicBlock* scopeend(); bool scopereturned(); // landing pads for try statements typedef std::vector<llvm::BasicBlock*> BBVec; BBVec landingPads; // loop blocks typedef std::vector<IRLoopScope> LoopScopeVec; LoopScopeVec loopbbs; // this holds the array being indexed or sliced so $ will work // might be a better way but it works. problem is I only get a // VarDeclaration for __dollar, but I can't see how to get the // array pointer from this :( std::vector<DValue*> arrays; // builder helper IRBuilderHelper ir; typedef std::list<Dsymbol*> DsymbolList; // dsymbols that need to be resolved DsymbolList resolveList; // dsymbols that need to be declared DsymbolList declareList; // dsymbols that need constant initializers constructed DsymbolList constInitList; // dsymbols that need definitions DsymbolList defineList; // static ctors/dtors/unittests typedef std::vector<FuncDeclaration*> FuncDeclVector; FuncDeclVector ctors; FuncDeclVector dtors; FuncDeclVector unitTests; // for inline asm IRAsmBlock* asmBlock; // dwarf dbg stuff // 'used' array solely for keeping a reference to globals std::vector<LLConstant*> usedArray; LLGlobalVariable* dwarfCUs; LLGlobalVariable* dwarfSPs; LLGlobalVariable* dwarfGVs; }; #endif // LLVMDC_GEN_IRSTATE_H