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50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#include "LLVMCompat.h"
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#include "llvm/Support/CallSite.h"
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namespace llvm
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{
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class BasicBlock;
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class CallInst;
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class Function;
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class Instruction;
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class IntegerType;
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class LLVMContext;
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class MDNode;
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class Pass;
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class PointerType;
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class Value;
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}
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using namespace llvm;
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namespace GNUstep
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{
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class IMPCacher
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{
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private:
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LLVMContext &Context;
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MDNode *AlreadyCachedFlag;
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unsigned IMPCacheFlagKind;
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Pass *Owner;
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LLVMPointerTy *PtrTy;
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LLVMPointerTy *IdTy;
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LLVMIntegerTy *IntTy;
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public:
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IMPCacher(LLVMContext &C, Pass *owner);
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void CacheLookup(Instruction *lookup, Value *slot, Value *version, bool
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isSuperMessage=false);
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void SpeculativelyInline(Instruction *call, Function *function);
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/**
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* Turns a call to objc_msgSend*() into a call to
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* objc_msg_lookup_sender() and a call to the resulting IMP. The call to
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* the IMP is returned. The single call is faster, but prevents caching.
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* The split call allows caching, which is faster in the best case and
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* slower in the worst...
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*/
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CallSite SplitSend(CallSite msgSend);
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};
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void removeTerminator(BasicBlock *BB);
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void addPredecssor(BasicBlock *block, BasicBlock *oldPredecessor, BasicBlock
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*newPredecessor);
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}
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