xref: /llvm-project/llvm/unittests/ExecutionEngine/Orc/MemoryFlagsTest.cpp (revision b15aa7f88c21d126bac4cf77eb05c522e0f1870d)
1*b15aa7f8SLang Hames //===------- MemoryFlagsTest.cpp - Test MemoryFlags and related APIs ------===//
2*b15aa7f8SLang Hames //
3*b15aa7f8SLang Hames // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*b15aa7f8SLang Hames // See https://llvm.org/LICENSE.txt for license information.
5*b15aa7f8SLang Hames // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*b15aa7f8SLang Hames //
7*b15aa7f8SLang Hames //===----------------------------------------------------------------------===//
8*b15aa7f8SLang Hames 
9*b15aa7f8SLang Hames #include "llvm/ExecutionEngine/Orc/Shared/MemoryFlags.h"
10*b15aa7f8SLang Hames #include "gtest/gtest.h"
11*b15aa7f8SLang Hames 
12*b15aa7f8SLang Hames #include <future>
13*b15aa7f8SLang Hames 
14*b15aa7f8SLang Hames using namespace llvm;
15*b15aa7f8SLang Hames using namespace llvm::orc;
16*b15aa7f8SLang Hames 
17*b15aa7f8SLang Hames TEST(MemProtTest, Basics) {
18*b15aa7f8SLang Hames   MemProt MPNone = MemProt::None;
19*b15aa7f8SLang Hames 
20*b15aa7f8SLang Hames   EXPECT_EQ(MPNone & MemProt::Read, MemProt::None);
21*b15aa7f8SLang Hames   EXPECT_EQ(MPNone & MemProt::Write, MemProt::None);
22*b15aa7f8SLang Hames   EXPECT_EQ(MPNone & MemProt::Exec, MemProt::None);
23*b15aa7f8SLang Hames 
24*b15aa7f8SLang Hames   EXPECT_EQ(MPNone | MemProt::Read, MemProt::Read);
25*b15aa7f8SLang Hames   EXPECT_EQ(MPNone | MemProt::Write, MemProt::Write);
26*b15aa7f8SLang Hames   EXPECT_EQ(MPNone | MemProt::Exec, MemProt::Exec);
27*b15aa7f8SLang Hames 
28*b15aa7f8SLang Hames   MemProt MPAll = MemProt::Read | MemProt::Write | MemProt::Exec;
29*b15aa7f8SLang Hames   EXPECT_EQ(MPAll & MemProt::Read, MemProt::Read);
30*b15aa7f8SLang Hames   EXPECT_EQ(MPAll & MemProt::Write, MemProt::Write);
31*b15aa7f8SLang Hames   EXPECT_EQ(MPAll & MemProt::Exec, MemProt::Exec);
32*b15aa7f8SLang Hames }
33*b15aa7f8SLang Hames 
34*b15aa7f8SLang Hames TEST(AllocGroupSmallMap, EmptyMap) {
35*b15aa7f8SLang Hames   AllocGroupSmallMap<bool> EM;
36*b15aa7f8SLang Hames   EXPECT_TRUE(EM.empty());
37*b15aa7f8SLang Hames   EXPECT_EQ(EM.size(), 0u);
38*b15aa7f8SLang Hames }
39*b15aa7f8SLang Hames 
40*b15aa7f8SLang Hames TEST(AllocGroupSmallMap, NonEmptyMap) {
41*b15aa7f8SLang Hames   AllocGroupSmallMap<unsigned> NEM;
42*b15aa7f8SLang Hames   NEM[MemProt::Read] = 42;
43*b15aa7f8SLang Hames 
44*b15aa7f8SLang Hames   EXPECT_FALSE(NEM.empty());
45*b15aa7f8SLang Hames   EXPECT_EQ(NEM.size(), 1U);
46*b15aa7f8SLang Hames   EXPECT_EQ(NEM[MemProt::Read], 42U);
47*b15aa7f8SLang Hames   EXPECT_EQ(NEM.find(MemProt::Read), NEM.begin());
48*b15aa7f8SLang Hames   EXPECT_EQ(NEM.find(MemProt::Read | MemProt::Write), NEM.end());
49*b15aa7f8SLang Hames 
50*b15aa7f8SLang Hames   NEM[MemProt::Read | MemProt::Write] = 7;
51*b15aa7f8SLang Hames   EXPECT_EQ(NEM.size(), 2U);
52*b15aa7f8SLang Hames   EXPECT_EQ(NEM.begin()->second, 42U);
53*b15aa7f8SLang Hames   EXPECT_EQ((NEM.begin() + 1)->second, 7U);
54*b15aa7f8SLang Hames }
55*b15aa7f8SLang Hames 
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