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eliminate temporary vectors

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33712 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-01-31 19:59:55 +00:00
parent c0dbec7e10
commit 699d144a4b
2 changed files with 8 additions and 12 deletions
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11
lib/Transforms/IPO/GlobalOpt.cpp
View File

@ -452,11 +452,11 @@ static GlobalVariable *SRAGlobal(GlobalVariable *GV) {
&Idxs[0], Idxs.size());
} else {
GetElementPtrInst *GEPI = cast<GetElementPtrInst>(GEP);
std::vector<Value*> Idxs;
SmallVector<Value*, 8> Idxs;
Idxs.push_back(NullInt);
for (unsigned i = 3, e = GEPI->getNumOperands(); i != e; ++i)
Idxs.push_back(GEPI->getOperand(i));
NewPtr = new GetElementPtrInst(NewPtr, Idxs,
NewPtr = new GetElementPtrInst(NewPtr, &Idxs[0], Idxs.size(),
GEPI->getName()+"."+utostr(Val), GEPI);
}
GEP->replaceAllUsesWith(NewPtr);
@ -684,10 +684,9 @@ static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
MallocInst *NewMI =
new MallocInst(NewTy, Constant::getNullValue(Type::Int32Ty),
MI->getAlignment(), MI->getName(), MI);
std::vector<Value*> Indices;
Indices.push_back(Constant::getNullValue(Type::Int32Ty));
Indices.push_back(Indices[0]);
Value *NewGEP = new GetElementPtrInst(NewMI, Indices,
Value* Indices[2];
Indices[0] = Indices[1] = Constant::getNullValue(Type::Int32Ty);
Value *NewGEP = new GetElementPtrInst(NewMI, Indices, 2,
NewMI->getName()+".el0", MI);
MI->replaceAllUsesWith(NewGEP);
MI->eraseFromParent();

9
lib/Transforms/IPO/SimplifyLibCalls.cpp
View File

@ -505,10 +505,8 @@ public:
// Now that we have the destination's length, we must index into the
// destination's pointer to get the actual memcpy destination (end of
// the string .. we're concatenating).
std::vector<Value*> idx;
idx.push_back(strlen_inst);
GetElementPtrInst* gep =
new GetElementPtrInst(dest,idx,dest->getName()+".indexed",ci);
new GetElementPtrInst(dest, strlen_inst, dest->getName()+".indexed", ci);
// We have enough information to now generate the memcpy call to
// do the concatenation for us.
@ -596,9 +594,8 @@ public:
// strchr(s,c) -> offset_of_in(c,s)
// (if c is a constant integer and s is a constant string)
if (char_found) {
std::vector<Value*> indices;
indices.push_back(ConstantInt::get(Type::Int64Ty,offset));
GetElementPtrInst* GEP = new GetElementPtrInst(ci->getOperand(1),indices,
Value* Idx = ConstantInt::get(Type::Int64Ty,offset);
GetElementPtrInst* GEP = new GetElementPtrInst(ci->getOperand(1), Idx,
ci->getOperand(1)->getName()+".strchr",ci);
ci->replaceAllUsesWith(GEP);
} else {