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author | Eric Christopher <echristo@apple.com> | 2010-02-05 19:04:06 +0000 |
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committer | Eric Christopher <echristo@apple.com> | 2010-02-05 19:04:06 +0000 |
commit | 724bea90b01b49be9a9f513cd40abbf0338204f0 (patch) | |
tree | e9bcec7fccd5cc2de256d0ad8b43c4f5f1fd8e9a /lib/Transforms | |
parent | 8d280fb50a1c35a4b598bf722038b7f0d71e90d0 (diff) | |
download | external_llvm-724bea90b01b49be9a9f513cd40abbf0338204f0.zip external_llvm-724bea90b01b49be9a9f513cd40abbf0338204f0.tar.gz external_llvm-724bea90b01b49be9a9f513cd40abbf0338204f0.tar.bz2 |
Remove this code for now. I have a better idea and will rewrite with
that in mind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95402 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
-rw-r--r-- | lib/Transforms/InstCombine/InstCombineCalls.cpp | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCalls.cpp b/lib/Transforms/InstCombine/InstCombineCalls.cpp index ebadfbc..fa42b6e 100644 --- a/lib/Transforms/InstCombine/InstCombineCalls.cpp +++ b/lib/Transforms/InstCombine/InstCombineCalls.cpp @@ -632,47 +632,6 @@ Instruction *InstCombiner::visitCallInst(CallInst &CI) { return EraseInstFromFunction(CI); break; } - case Intrinsic::objectsize: { - const Type *ReturnTy = CI.getType(); - Value *Op1 = II->getOperand(1); - - // If we're a constant expr then we just return the number of bytes - // left in whatever we're indexing. Since it's constant there's no - // need for maximum or minimum bytes. - if (ConstantExpr *CE = dyn_cast<ConstantExpr>(Op1)) { - // If this isn't a GEP give up. - if (CE->getOpcode() != Instruction::GetElementPtr) return 0; - - const PointerType *ObjTy = - reinterpret_cast<const PointerType*>(CE->getOperand(0)->getType()); - - if (const ArrayType *AT = dyn_cast<ArrayType>(ObjTy->getElementType())) { - - // Deal with multi-dimensional arrays - const ArrayType *SAT = AT; - while ((AT = dyn_cast<ArrayType>(AT->getElementType()))) - SAT = AT; - - size_t numElems = SAT->getNumElements(); - - // If numElems is 0, we don't know how large the array is so we can't - // make any determinations yet. - if (numElems == 0) break; - - // We return the remaining bytes, so grab the size of an element - // in bytes. - size_t sizeofElem = SAT->getElementType()->getPrimitiveSizeInBits() / 8; - - ConstantInt *Const = - cast<ConstantInt>(CE->getOperand(CE->getNumOperands() - 1)); - size_t indx = Const->getZExtValue(); - return ReplaceInstUsesWith(CI, - ConstantInt::get(ReturnTy, - ((numElems - indx) * sizeofElem))); - } - } - // TODO: Add more types here. - } } return visitCallSite(II); |