1 //===--------- ExecutorAddrTest.cpp - Unit tests for ExecutorAddr ---------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "llvm/ExecutionEngine/Orc/Shared/ExecutorAddress.h" 10 #include "OrcTestCommon.h" 11 12 using namespace llvm; 13 using namespace llvm::orc; 14 15 namespace { 16 17 TEST(ExecutorAddrTest, DefaultAndNull) { 18 // Check that default constructed values and isNull behave as expected. 19 20 ExecutorAddr Default; 21 ExecutorAddr Null(0); 22 ExecutorAddr NonNull(1); 23 24 EXPECT_TRUE(Null.isNull()); 25 EXPECT_EQ(Default, Null); 26 27 EXPECT_FALSE(NonNull.isNull()); 28 EXPECT_NE(Default, NonNull); 29 } 30 31 TEST(ExecutorAddrTest, Ordering) { 32 // Check that ordering operations. 33 ExecutorAddr A1(1), A2(2); 34 35 EXPECT_LE(A1, A1); 36 EXPECT_LT(A1, A2); 37 EXPECT_GT(A2, A1); 38 EXPECT_GE(A2, A2); 39 } 40 41 TEST(ExecutorAddrTest, PtrConversion) { 42 // Test toPtr / fromPtr round-tripping. 43 int X = 0; 44 auto XAddr = ExecutorAddr::fromPtr(&X); 45 int *XPtr = XAddr.toPtr<int *>(); 46 47 EXPECT_EQ(XPtr, &X); 48 } 49 50 static void F() {} 51 52 TEST(ExecutorAddrTest, PtrConversionWithFunctionType) { 53 // Test that function types (as opposed to function pointer types) can be 54 // used with toPtr. 55 auto FAddr = ExecutorAddr::fromPtr(F); 56 void (*FPtr)() = FAddr.toPtr<void()>(); 57 58 EXPECT_EQ(FPtr, &F); 59 } 60 61 TEST(ExecutorAddrTest, AddrRanges) { 62 ExecutorAddr A0(0), A1(1), A2(2), A3(3); 63 ExecutorAddrRange R0(A0, A1), R1(A1, A2), R2(A2, A3), R3(A0, A2), R4(A1, A3); 64 // 012 65 // R0: # -- Before R1 66 // R1: # -- 67 // R2: # -- After R1 68 // R3: ## -- Overlaps R1 start 69 // R4: ## -- Overlaps R1 end 70 71 EXPECT_EQ(R1, ExecutorAddrRange(A1, A2)); 72 EXPECT_EQ(R1, ExecutorAddrRange(A1, ExecutorAddrDiff(1))); 73 EXPECT_NE(R1, R2); 74 75 EXPECT_TRUE(R1.contains(A1)); 76 EXPECT_FALSE(R1.contains(A0)); 77 EXPECT_FALSE(R1.contains(A2)); 78 79 EXPECT_FALSE(R1.overlaps(R0)); 80 EXPECT_FALSE(R1.overlaps(R2)); 81 EXPECT_TRUE(R1.overlaps(R3)); 82 EXPECT_TRUE(R1.overlaps(R4)); 83 } 84 85 } // namespace 86