1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
//===- MachineInstrBundleIteratorTest.cpp ---------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/ilist_node.h"
#include "llvm/CodeGen/MachineInstrBundleIterator.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
struct MyBundledInstr
: public ilist_node<MyBundledInstr, ilist_sentinel_tracking<true>> {
bool isBundledWithPred() const { return true; }
bool isBundledWithSucc() const { return true; }
};
typedef MachineInstrBundleIterator<MyBundledInstr> bundled_iterator;
typedef MachineInstrBundleIterator<const MyBundledInstr> const_bundled_iterator;
typedef MachineInstrBundleIterator<MyBundledInstr, true>
reverse_bundled_iterator;
typedef MachineInstrBundleIterator<const MyBundledInstr, true>
const_reverse_bundled_iterator;
#ifdef GTEST_HAS_DEATH_TEST
#ifndef NDEBUG
TEST(MachineInstrBundleIteratorTest, CheckForBundles) {
MyBundledInstr MBI;
auto I = MBI.getIterator();
auto RI = I.getReverse();
// Confirm that MBI is always considered bundled.
EXPECT_TRUE(MBI.isBundledWithPred());
EXPECT_TRUE(MBI.isBundledWithSucc());
// Confirm that iterators check in their constructor for bundled iterators.
EXPECT_DEATH((void)static_cast<bundled_iterator>(I),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<bundled_iterator>(MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<bundled_iterator>(&MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_bundled_iterator>(I),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_bundled_iterator>(MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_bundled_iterator>(&MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<reverse_bundled_iterator>(RI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<reverse_bundled_iterator>(MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<reverse_bundled_iterator>(&MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_reverse_bundled_iterator>(RI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_reverse_bundled_iterator>(MBI),
"not legal to initialize");
EXPECT_DEATH((void)static_cast<const_reverse_bundled_iterator>(&MBI),
"not legal to initialize");
}
#endif
#endif
TEST(MachineInstrBundleIteratorTest, CompareToBundledMI) {
MyBundledInstr MBI;
const MyBundledInstr &CMBI = MBI;
bundled_iterator I;
const_bundled_iterator CI;
// Confirm that MBI is always considered bundled.
EXPECT_TRUE(MBI.isBundledWithPred());
EXPECT_TRUE(MBI.isBundledWithSucc());
// These invocations will crash when !NDEBUG if a conversion is taking place.
// These checks confirm that comparison operators don't use any conversion
// operators.
ASSERT_FALSE(MBI == I);
ASSERT_FALSE(&MBI == I);
ASSERT_FALSE(CMBI == I);
ASSERT_FALSE(&CMBI == I);
ASSERT_FALSE(I == MBI);
ASSERT_FALSE(I == &MBI);
ASSERT_FALSE(I == CMBI);
ASSERT_FALSE(I == &CMBI);
ASSERT_FALSE(MBI == CI);
ASSERT_FALSE(&MBI == CI);
ASSERT_FALSE(CMBI == CI);
ASSERT_FALSE(&CMBI == CI);
ASSERT_FALSE(CI == MBI);
ASSERT_FALSE(CI == &MBI);
ASSERT_FALSE(CI == CMBI);
ASSERT_FALSE(CI == &CMBI);
ASSERT_FALSE(MBI.getIterator() == I);
ASSERT_FALSE(CMBI.getIterator() == I);
ASSERT_FALSE(I == MBI.getIterator());
ASSERT_FALSE(I == CMBI.getIterator());
ASSERT_FALSE(MBI.getIterator() == CI);
ASSERT_FALSE(CMBI.getIterator() == CI);
ASSERT_FALSE(CI == MBI.getIterator());
ASSERT_FALSE(CI == CMBI.getIterator());
ASSERT_TRUE(MBI != I);
ASSERT_TRUE(&MBI != I);
ASSERT_TRUE(CMBI != I);
ASSERT_TRUE(&CMBI != I);
ASSERT_TRUE(I != MBI);
ASSERT_TRUE(I != &MBI);
ASSERT_TRUE(I != CMBI);
ASSERT_TRUE(I != &CMBI);
ASSERT_TRUE(MBI != CI);
ASSERT_TRUE(&MBI != CI);
ASSERT_TRUE(CMBI != CI);
ASSERT_TRUE(&CMBI != CI);
ASSERT_TRUE(CI != MBI);
ASSERT_TRUE(CI != &MBI);
ASSERT_TRUE(CI != CMBI);
ASSERT_TRUE(CI != &CMBI);
ASSERT_TRUE(MBI.getIterator() != I);
ASSERT_TRUE(CMBI.getIterator() != I);
ASSERT_TRUE(I != MBI.getIterator());
ASSERT_TRUE(I != CMBI.getIterator());
ASSERT_TRUE(MBI.getIterator() != CI);
ASSERT_TRUE(CMBI.getIterator() != CI);
ASSERT_TRUE(CI != MBI.getIterator());
ASSERT_TRUE(CI != CMBI.getIterator());
}
} // end namespace
|
