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more BranchInst tests
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98634 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -50,10 +50,17 @@ TEST(InstructionsTest, BranchInst) {
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// Mandatory BranchInst
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const BranchInst* b0 = BranchInst::Create(bb0);
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EXPECT_TRUE(b0->isUnconditional());
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EXPECT_FALSE(b0->isConditional());
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EXPECT_EQ(b0->getNumSuccessors(), 1U);
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// check num operands
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EXPECT_EQ(b0->getNumOperands(), 1U);
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EXPECT_NE(b0->op_begin(), b0->op_end());
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EXPECT_EQ(b0->op_begin() + 1, b0->op_end());
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EXPECT_EQ(b0->op_begin() + 1, b0->op_end());
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const IntegerType* Int1 = IntegerType::get(C, 1);
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Constant* One = ConstantInt::get(Int1, 1, true);
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@ -61,6 +68,10 @@ TEST(InstructionsTest, BranchInst) {
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// Conditional BranchInst
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BranchInst* b1 = BranchInst::Create(bb0, bb1, One);
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EXPECT_FALSE(b1->isUnconditional());
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EXPECT_TRUE(b1->isConditional());
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EXPECT_EQ(b1->getNumSuccessors(), 2U);
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// check num operands
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EXPECT_EQ(b1->getNumOperands(), 3U);
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@ -70,16 +81,19 @@ TEST(InstructionsTest, BranchInst) {
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EXPECT_NE(b, b1->op_end());
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EXPECT_EQ(*b, One);
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EXPECT_EQ(b1->getOperand(0), One);
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EXPECT_EQ(b1->getCondition(), One);
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++b;
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// check ELSE
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EXPECT_EQ(*b, bb1);
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EXPECT_EQ(b1->getOperand(1), bb1);
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EXPECT_EQ(b1->getSuccessor(1), bb1);
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++b;
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// check THEN
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EXPECT_EQ(*b, bb0);
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EXPECT_EQ(b1->getOperand(2), bb0);
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EXPECT_EQ(b1->getSuccessor(0), bb0);
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++b;
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EXPECT_EQ(b, b1->op_end());
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@ -96,6 +110,7 @@ TEST(InstructionsTest, BranchInst) {
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// check THEN
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EXPECT_EQ(*c, bb1);
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EXPECT_EQ(b1->getOperand(0), bb1);
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EXPECT_EQ(b1->getSuccessor(0), bb1);
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++c;
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EXPECT_EQ(c, b1->op_end());
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