108 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			108 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===- llvm/unittests/MDBuilderTest.cpp - MDBuilder unit tests ------------===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #include "llvm/IR/MDBuilder.h"
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| #include "llvm/IR/IRBuilder.h"
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| #include "llvm/IR/Metadata.h"
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| #include "llvm/IR/Operator.h"
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| #include "gtest/gtest.h"
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| 
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| using namespace llvm;
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| 
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| namespace {
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| 
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| class MDBuilderTest : public testing::Test {
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| protected:
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|   LLVMContext Context;
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| };
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| 
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| TEST_F(MDBuilderTest, createString) {
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|   MDBuilder MDHelper(Context);
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|   MDString *Str0 = MDHelper.createString("");
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|   MDString *Str1 = MDHelper.createString("string");
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|   EXPECT_EQ(Str0->getString(), StringRef(""));
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|   EXPECT_EQ(Str1->getString(), StringRef("string"));
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| }
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| TEST_F(MDBuilderTest, createFPMath) {
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|   MDBuilder MDHelper(Context);
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|   MDNode *MD0 = MDHelper.createFPMath(0.0);
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|   MDNode *MD1 = MDHelper.createFPMath(1.0);
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|   EXPECT_EQ(MD0, (MDNode *)nullptr);
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|   EXPECT_NE(MD1, (MDNode *)nullptr);
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|   EXPECT_EQ(MD1->getNumOperands(), 1U);
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|   Metadata *Op = MD1->getOperand(0);
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|   EXPECT_TRUE(mdconst::hasa<ConstantFP>(Op));
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|   ConstantFP *Val = mdconst::extract<ConstantFP>(Op);
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|   EXPECT_TRUE(Val->getType()->isFloatingPointTy());
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|   EXPECT_TRUE(Val->isExactlyValue(1.0));
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| }
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| TEST_F(MDBuilderTest, createRangeMetadata) {
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|   MDBuilder MDHelper(Context);
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|   APInt A(8, 1), B(8, 2);
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|   MDNode *R0 = MDHelper.createRange(A, A);
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|   MDNode *R1 = MDHelper.createRange(A, B);
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|   EXPECT_EQ(R0, (MDNode *)nullptr);
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|   EXPECT_NE(R1, (MDNode *)nullptr);
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|   EXPECT_EQ(R1->getNumOperands(), 2U);
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|   EXPECT_TRUE(mdconst::hasa<ConstantInt>(R1->getOperand(0)));
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|   EXPECT_TRUE(mdconst::hasa<ConstantInt>(R1->getOperand(1)));
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|   ConstantInt *C0 = mdconst::extract<ConstantInt>(R1->getOperand(0));
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|   ConstantInt *C1 = mdconst::extract<ConstantInt>(R1->getOperand(1));
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|   EXPECT_EQ(C0->getValue(), A);
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|   EXPECT_EQ(C1->getValue(), B);
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| }
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| TEST_F(MDBuilderTest, createAnonymousTBAARoot) {
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|   MDBuilder MDHelper(Context);
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|   MDNode *R0 = MDHelper.createAnonymousTBAARoot();
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|   MDNode *R1 = MDHelper.createAnonymousTBAARoot();
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|   EXPECT_NE(R0, R1);
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|   EXPECT_GE(R0->getNumOperands(), 1U);
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|   EXPECT_GE(R1->getNumOperands(), 1U);
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|   EXPECT_EQ(R0->getOperand(0), R0);
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|   EXPECT_EQ(R1->getOperand(0), R1);
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|   EXPECT_TRUE(R0->getNumOperands() == 1 || R0->getOperand(1) == nullptr);
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|   EXPECT_TRUE(R1->getNumOperands() == 1 || R1->getOperand(1) == nullptr);
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| }
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| TEST_F(MDBuilderTest, createTBAARoot) {
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|   MDBuilder MDHelper(Context);
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|   MDNode *R0 = MDHelper.createTBAARoot("Root");
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|   MDNode *R1 = MDHelper.createTBAARoot("Root");
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|   EXPECT_EQ(R0, R1);
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|   EXPECT_GE(R0->getNumOperands(), 1U);
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|   EXPECT_TRUE(isa<MDString>(R0->getOperand(0)));
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|   EXPECT_EQ(cast<MDString>(R0->getOperand(0))->getString(), "Root");
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|   EXPECT_TRUE(R0->getNumOperands() == 1 || R0->getOperand(1) == nullptr);
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| }
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| TEST_F(MDBuilderTest, createTBAANode) {
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|   MDBuilder MDHelper(Context);
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|   MDNode *R = MDHelper.createTBAARoot("Root");
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|   MDNode *N0 = MDHelper.createTBAANode("Node", R);
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|   MDNode *N1 = MDHelper.createTBAANode("edoN", R);
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|   MDNode *N2 = MDHelper.createTBAANode("Node", R, true);
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|   MDNode *N3 = MDHelper.createTBAANode("Node", R);
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|   EXPECT_EQ(N0, N3);
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|   EXPECT_NE(N0, N1);
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|   EXPECT_NE(N0, N2);
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|   EXPECT_GE(N0->getNumOperands(), 2U);
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|   EXPECT_GE(N1->getNumOperands(), 2U);
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|   EXPECT_GE(N2->getNumOperands(), 3U);
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|   EXPECT_TRUE(isa<MDString>(N0->getOperand(0)));
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|   EXPECT_TRUE(isa<MDString>(N1->getOperand(0)));
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|   EXPECT_TRUE(isa<MDString>(N2->getOperand(0)));
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|   EXPECT_EQ(cast<MDString>(N0->getOperand(0))->getString(), "Node");
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|   EXPECT_EQ(cast<MDString>(N1->getOperand(0))->getString(), "edoN");
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|   EXPECT_EQ(cast<MDString>(N2->getOperand(0))->getString(), "Node");
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|   EXPECT_EQ(N0->getOperand(1), R);
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|   EXPECT_EQ(N1->getOperand(1), R);
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|   EXPECT_EQ(N2->getOperand(1), R);
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|   EXPECT_TRUE(mdconst::hasa<ConstantInt>(N2->getOperand(2)));
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|   EXPECT_EQ(mdconst::extract<ConstantInt>(N2->getOperand(2))->getZExtValue(),
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|             1U);
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| }
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| }
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