C++ (Cpp) BinaryOperator::clone Beispiele

Beispiel #1

Datei: Cloning.cpp Projekt: Gcrosby5269/clamav-bytecode-compiler

TEST(CloneInstruction, Exact) {
  LLVMContext context;
  Value *V = new Argument(Type::getInt32Ty(context));

  BinaryOperator *SDiv = BinaryOperator::Create(Instruction::SDiv, V, V);
  EXPECT_FALSE(cast<BinaryOperator>(SDiv->clone())->isExact());

  SDiv->setIsExact(true);
  EXPECT_TRUE(cast<BinaryOperator>(SDiv->clone())->isExact());
}

Beispiel #2

Datei: Cloning.cpp Projekt: Gcrosby5269/clamav-bytecode-compiler

TEST(CloneInstruction, OverflowBits) {
  LLVMContext context;
  Value *V = new Argument(Type::getInt32Ty(context));

  BinaryOperator *Add = BinaryOperator::Create(Instruction::Add, V, V);
  BinaryOperator *Sub = BinaryOperator::Create(Instruction::Sub, V, V);
  BinaryOperator *Mul = BinaryOperator::Create(Instruction::Mul, V, V);

  EXPECT_FALSE(cast<BinaryOperator>(Add->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Add->clone())->hasNoSignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Sub->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Sub->clone())->hasNoSignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Mul->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Mul->clone())->hasNoSignedWrap());

  Add->setHasNoUnsignedWrap();
  Sub->setHasNoUnsignedWrap();
  Mul->setHasNoUnsignedWrap();

  EXPECT_TRUE(cast<BinaryOperator>(Add->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Add->clone())->hasNoSignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Sub->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Sub->clone())->hasNoSignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Mul->clone())->hasNoUnsignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Mul->clone())->hasNoSignedWrap());

  Add->setHasNoSignedWrap();
  Sub->setHasNoSignedWrap();
  Mul->setHasNoSignedWrap();

  EXPECT_TRUE(cast<BinaryOperator>(Add->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Add->clone())->hasNoSignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Sub->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Sub->clone())->hasNoSignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Mul->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Mul->clone())->hasNoSignedWrap());

  Add->setHasNoUnsignedWrap(false);
  Sub->setHasNoUnsignedWrap(false);
  Mul->setHasNoUnsignedWrap(false);

  EXPECT_FALSE(cast<BinaryOperator>(Add->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Add->clone())->hasNoSignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Sub->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Sub->clone())->hasNoSignedWrap());
  EXPECT_FALSE(cast<BinaryOperator>(Mul->clone())->hasNoUnsignedWrap());
  EXPECT_TRUE(cast<BinaryOperator>(Mul->clone())->hasNoSignedWrap());
}