diff options
Diffstat (limited to 'lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp')
-rw-r--r-- | lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp b/lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp index 40f8842b3b..ede06b2457 100644 --- a/lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp +++ b/lib/Bitcode/NaCl/Reader/NaClBitcodeReader.cpp @@ -1315,28 +1315,28 @@ bool NaClBitcodeReader::InstallInstruction( } Value *NaClBitcodeReader::ConvertOpToType(Value *Op, Type *T, BasicBlock *BB) { - // Note: Currently only knows how to add inttoptr type conversion, since - // this is the only elided instruction in the bitcode writer. + // Note: Currently only knows how to add inttoptr and bitcast type + // conversions for non-phi nodes, since these are the only elided + // instructions in the bitcode writer. + // // TODO(kschimpf): Generalize this as we expand elided conversions. - Value *Conversion = 0; + Instruction *Conversion = 0; Type *OpTy = Op->getType(); if (OpTy == T) return Op; - // Following while loop is only run once. It is used to break on - // erroneous conditions. - while (true) { - if (!OpTy->isIntegerTy()) break; - if (!T->isPointerTy()) break; - Instruction *I = CastInst::Create(Instruction::IntToPtr, Op, T); - if (InstallInstruction(BB, I)) break; - Conversion = I; - break; + if (OpTy->isPointerTy()) { + Conversion = new BitCastInst(Op, T); + } else if (OpTy->isIntegerTy()) { + Conversion = new IntToPtrInst(Op, T); } + if (Conversion == 0) { std::string Message; raw_string_ostream StrM(Message); StrM << "Can't convert " << *Op << " to type " << *T << "\n"; Error(StrM.str()); + } else { + InstallInstruction(BB, Conversion); } return Conversion; } |