1 | //===-- DumpRegisterInfoTest.cpp ------------------------------------------===// |
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 "lldb/Core/DumpRegisterInfo.h" |
10 | #include "lldb/Target/RegisterFlags.h" |
11 | #include "lldb/Utility/StreamString.h" |
12 | #include "gtest/gtest.h" |
13 | |
14 | using namespace lldb_private; |
15 | |
16 | TEST(DoDumpRegisterInfoTest, MinimumInfo) { |
17 | StreamString strm; |
18 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {}, in_sets: {}, flags_type: nullptr, terminal_width: 0); |
19 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
20 | " Size: 4 bytes (32 bits)" ); |
21 | } |
22 | |
23 | TEST(DoDumpRegisterInfoTest, AltName) { |
24 | StreamString strm; |
25 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: "bar" , byte_size: 4, invalidates: {}, read_from: {}, in_sets: {}, flags_type: nullptr, terminal_width: 0); |
26 | ASSERT_EQ(strm.GetString(), " Name: foo (bar)\n" |
27 | " Size: 4 bytes (32 bits)" ); |
28 | } |
29 | |
30 | TEST(DoDumpRegisterInfoTest, Invalidates) { |
31 | StreamString strm; |
32 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {"foo2" }, read_from: {}, in_sets: {}, flags_type: nullptr, terminal_width: 0); |
33 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
34 | " Size: 4 bytes (32 bits)\n" |
35 | "Invalidates: foo2" ); |
36 | |
37 | strm.Clear(); |
38 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {"foo2" , "foo3" , "foo4" }, read_from: {}, in_sets: {}, |
39 | flags_type: nullptr, terminal_width: 0); |
40 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
41 | " Size: 4 bytes (32 bits)\n" |
42 | "Invalidates: foo2, foo3, foo4" ); |
43 | } |
44 | |
45 | TEST(DoDumpRegisterInfoTest, ReadFrom) { |
46 | StreamString strm; |
47 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {"foo1" }, in_sets: {}, flags_type: nullptr, terminal_width: 0); |
48 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
49 | " Size: 4 bytes (32 bits)\n" |
50 | " Read from: foo1" ); |
51 | |
52 | strm.Clear(); |
53 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {"foo1" , "foo2" , "foo3" }, in_sets: {}, |
54 | flags_type: nullptr, terminal_width: 0); |
55 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
56 | " Size: 4 bytes (32 bits)\n" |
57 | " Read from: foo1, foo2, foo3" ); |
58 | } |
59 | |
60 | TEST(DoDumpRegisterInfoTest, InSets) { |
61 | StreamString strm; |
62 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {}, in_sets: {{"set1" , 101}}, flags_type: nullptr, |
63 | terminal_width: 0); |
64 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
65 | " Size: 4 bytes (32 bits)\n" |
66 | " In sets: set1 (index 101)" ); |
67 | |
68 | strm.Clear(); |
69 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {}, |
70 | in_sets: {{"set1" , 0}, {"set2" , 1}, {"set3" , 2}}, flags_type: nullptr, terminal_width: 0); |
71 | ASSERT_EQ(strm.GetString(), |
72 | " Name: foo\n" |
73 | " Size: 4 bytes (32 bits)\n" |
74 | " In sets: set1 (index 0), set2 (index 1), set3 (index 2)" ); |
75 | } |
76 | |
77 | TEST(DoDumpRegisterInfoTest, MaxInfo) { |
78 | StreamString strm; |
79 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {"foo2" , "foo3" }, |
80 | read_from: {"foo3" , "foo4" }, in_sets: {{"set1" , 1}, {"set2" , 2}}, flags_type: nullptr, terminal_width: 0); |
81 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
82 | " Size: 4 bytes (32 bits)\n" |
83 | "Invalidates: foo2, foo3\n" |
84 | " Read from: foo3, foo4\n" |
85 | " In sets: set1 (index 1), set2 (index 2)" ); |
86 | } |
87 | |
88 | TEST(DoDumpRegisterInfoTest, FieldsTable) { |
89 | // This is thoroughly tested in RegisterFlags itself, only checking the |
90 | // integration here. |
91 | StreamString strm; |
92 | RegisterFlags flags( |
93 | "" , 4, |
94 | {RegisterFlags::Field("A" , 24, 31), RegisterFlags::Field("B" , 16, 23), |
95 | RegisterFlags::Field("C" , 8, 15), RegisterFlags::Field("D" , 0, 7)}); |
96 | |
97 | DoDumpRegisterInfo(strm, name: "foo" , alt_name: nullptr, byte_size: 4, invalidates: {}, read_from: {}, in_sets: {}, flags_type: &flags, terminal_width: 100); |
98 | ASSERT_EQ(strm.GetString(), " Name: foo\n" |
99 | " Size: 4 bytes (32 bits)\n" |
100 | "\n" |
101 | "| 31-24 | 23-16 | 15-8 | 7-0 |\n" |
102 | "|-------|-------|------|-----|\n" |
103 | "| A | B | C | D |" ); |
104 | } |
105 | |