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Do not generate loads/stores with indexing

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llvm-svn: 3422
This commit is contained in:
Chris Lattner 2002-08-21 22:11:33 +00:00
parent c3bf7eea0e
commit 9c09c6a306
1 changed files with 37 additions and 28 deletions
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65
lib/Transforms/Instrumentation/ProfilePaths/EdgeCode.cpp
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@ -144,12 +144,14 @@ void getEdgeCode::getCode(Instruction *rInst,
assert(inc>=0 && inc<=numPaths && "inc out of bound!");
Instruction *ldInst=new
LoadInst(countInst,vector<Value *>
(1,ConstantUInt::get(Type::UIntTy, inc)), "ti1");
Value *val=ConstantSInt::get(Type::IntTy,1);
Instruction *addIn=BinaryOperator::
create(Instruction::Add, ldInst, val,"ti2");
Instruction *Idx = new GetElementPtrInst(countInst,
vector<Value*>(1,ConstantUInt::get(Type::UIntTy, inc)));
Instruction *ldInst=new LoadInst(Idx, "ti1");
Value *val = ConstantSInt::get(Type::IntTy, 1);
Instruction *addIn =
BinaryOperator::create(Instruction::Add, ldInst, val,"ti2");
//insert trigger
getTriggerCode(M->getParent(), BB, MethNo,
@ -159,10 +161,9 @@ void getEdgeCode::getCode(Instruction *rInst,
assert(inc>=0 && "IT MUST BE POSITIVE NOW");
#ifdef INSERT_STORE
Instruction *stInst=new
StoreInst(addIn, countInst, vector<Value *>
(1, ConstantUInt::get(Type::UIntTy,inc)));
Instruction *stInst=new StoreInst(addIn, Idx);
#endif
here = ++instList.insert(here,Idx);
here = ++instList.insert(here,ldInst);
here = ++instList.insert(here,addIn);
#ifdef INSERT_STORE
@ -185,8 +186,10 @@ void getEdgeCode::getCode(Instruction *rInst,
Instruction *castInst=new CastInst(addIndex,
Type::UIntTy,"ctin");
Instruction *ldInst=new
LoadInst(countInst, vector<Value *>(1,castInst), "ti3");
Instruction *Idx = new GetElementPtrInst(countInst,
vector<Value*>(1,castInst));
Instruction *ldInst=new LoadInst(Idx, "ti3");
Value *cons=ConstantSInt::get(Type::IntTy,1);
//count[addIndex]++
Instruction *addIn=BinaryOperator::
@ -199,14 +202,14 @@ void getEdgeCode::getCode(Instruction *rInst,
#ifdef INSERT_STORE
///*
Instruction *stInst=new
StoreInst(addIn, countInst,
vector<Value *>(1,castInst));
Instruction *stInst=new StoreInst(addIn, Idx);
//*/
#endif
here = ++instList.insert(here,ldIndex);
here = ++instList.insert(here,addIndex);
here = ++instList.insert(here,castInst);
here = ++instList.insert(here,Idx);
here = ++instList.insert(here,ldInst);
here = ++instList.insert(here,addIn);
#ifdef INSERT_STORE
@ -222,26 +225,27 @@ void getEdgeCode::getCode(Instruction *rInst,
Instruction *ldIndex=new LoadInst(rInst, "ti1");
//now load count[addIndex]
Instruction *castInst2=new
CastInst(ldIndex, Type::UIntTy,"ctin");
Instruction *ldInst=new
LoadInst(countInst, vector<Value *>(1,castInst2), "ti2");
Instruction *castInst2=new CastInst(ldIndex, Type::UIntTy,"ctin");
Instruction *Idx = new GetElementPtrInst(countInst,
vector<Value*>(1,castInst2));
Instruction *ldInst=new LoadInst(Idx, "ti2");
Value *cons=ConstantSInt::get(Type::IntTy,1);
//count[addIndex]++
Instruction *addIn=BinaryOperator::
create(Instruction::Add, ldInst, cons,"ti3");
Instruction *addIn=BinaryOperator::create(Instruction::Add, ldInst,
cons,"ti3");
//insert trigger
getTriggerCode(M->getParent(), BB, MethNo, ldIndex, addIn);
here=instList.begin();
//end trigger code
#ifdef INSERT_STORE
Instruction *stInst=new
StoreInst(addIn, countInst, vector<Value *>(1,castInst2));
Instruction *stInst=new StoreInst(addIn, Idx);
#endif
here = ++instList.insert(here,ldIndex);
here = ++instList.insert(here,castInst2);
here = ++instList.insert(here,Idx);
here = instList.insert(here,ldInst);
here = instList.insert(here,addIn);
#ifdef INSERT_STORE
@ -277,12 +281,15 @@ void insertInTopBB(BasicBlock *front,
Instruction *countVar){
//rVar is variable r,
//countVar is array Count, and these are allocatted outside
Value *Int0 = ConstantInt::get(Type::IntTy, 0);
//store uint 0, uint *%R, uint 0
vector<Value *> idx;
idx.push_back(ConstantUInt::get(Type::UIntTy, 0));
Instruction *stInstr=new StoreInst(ConstantInt::get(Type::IntTy, 0), rVar,
idx);
Instruction *GEP = new GetElementPtrInst(rVar, idx);
Instruction *stInstr=new StoreInst(Int0, GEP);
//now push all instructions in front of the BB
BasicBlock::InstListType& instList=front->getInstList();
@ -293,13 +300,15 @@ void insertInTopBB(BasicBlock *front,
//Initialize Count[...] with 0
for(int i=0;i<k; i++){
Instruction *stInstrC=new
StoreInst(ConstantInt::get(Type::IntTy, 0),
countVar, std::vector<Value *>
(1,ConstantUInt::get(Type::UIntTy, i)));
Instruction *GEP2 = new GetElementPtrInst(countVar,
std::vector<Value *>(1,ConstantUInt::get(Type::UIntTy, i)));
here=++front->getInstList().insert(here,GEP2);
Instruction *stInstrC=new StoreInst(Int0, GEP2);
here=++front->getInstList().insert(here,stInstrC);
}
here = ++front->getInstList().insert(here,GEP);
here = ++front->getInstList().insert(here,stInstr);
}