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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
|
//===----- unittests/CSKYAttributeParserTest.cpp --------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/CSKYAttributeParser.h"
#include "llvm/Support/ARMBuildAttributes.h"
#include "llvm/Support/ELFAttributes.h"
#include "gtest/gtest.h"
#include <string>
using namespace llvm;
struct CSKYAttributeSection {
unsigned Tag;
struct {
unsigned IntValue;
const char *StringValue;
} Value;
CSKYAttributeSection(unsigned tag, unsigned value) : Tag(tag) {
Value.IntValue = value;
}
CSKYAttributeSection(unsigned tag, const char *value) : Tag(tag) {
Value.StringValue = value;
}
void writeInt(raw_ostream &OS) {
OS.flush();
// Format version.
OS << 'A'
// uint32_t = VendorHeaderSize + TagHeaderSize + ContentsSize.
<< (uint8_t)16 << (uint8_t)0 << (uint8_t)0
<< (uint8_t)0
// CurrentVendor.
<< "csky"
<< '\0'
// ELFAttrs::File.
<< (uint8_t)1
// uint32_t = TagHeaderSize + ContentsSize.
<< (uint8_t)6 << (uint8_t)0 << (uint8_t)0
<< (uint8_t)0
// Tag
<< (uint8_t)Tag
// IntValue
<< (uint8_t)Value.IntValue;
}
void writeString(raw_ostream &OS) {
OS.flush();
// Format version.
OS << 'A'
// uint32_t = VendorHeaderSize + TagHeaderSize + ContentsSize.
<< (uint8_t)(16 + strlen(Value.StringValue)) << (uint8_t)0 << (uint8_t)0
<< (uint8_t)0
// CurrentVendor.
<< "csky"
<< '\0'
// ELFAttrs::File.
<< (uint8_t)1
// uint32_t = TagHeaderSize + ContentsSize.
<< (uint8_t)(6 + strlen(Value.StringValue)) << (uint8_t)0 << (uint8_t)0
<< (uint8_t)0
// Tag
<< (uint8_t)Tag
// StringValue
<< Value.StringValue << '\0';
}
};
static bool testAttributeInt(unsigned Tag, unsigned Value, unsigned ExpectedTag,
unsigned ExpectedValue) {
std::string buffer;
raw_string_ostream OS(buffer);
CSKYAttributeSection Section(Tag, Value);
Section.writeInt(OS);
ArrayRef<uint8_t> Bytes(reinterpret_cast<const uint8_t *>(buffer.c_str()),
buffer.size());
CSKYAttributeParser Parser;
cantFail(Parser.parse(Bytes, llvm::endianness::little));
std::optional<unsigned> Attr = Parser.getAttributeValue("", ExpectedTag);
return Attr && *Attr == ExpectedValue;
}
static bool testAttributeString(unsigned Tag, const char *Value,
unsigned ExpectedTag,
const char *ExpectedValue) {
std::string buffer;
raw_string_ostream OS(buffer);
CSKYAttributeSection Section(Tag, Value);
Section.writeString(OS);
ArrayRef<uint8_t> Bytes(reinterpret_cast<const uint8_t *>(buffer.c_str()),
buffer.size());
CSKYAttributeParser Parser;
cantFail(Parser.parse(Bytes, llvm::endianness::little));
std::optional<StringRef> Attr = Parser.getAttributeString("", ExpectedTag);
return Attr && *Attr == ExpectedValue;
}
static void testParseError(unsigned Tag, unsigned Value, const char *msg) {
std::string buffer;
raw_string_ostream OS(buffer);
CSKYAttributeSection Section(Tag, Value);
Section.writeInt(OS);
ArrayRef<uint8_t> Bytes(reinterpret_cast<const uint8_t *>(buffer.c_str()),
buffer.size());
CSKYAttributeParser Parser;
Error e = Parser.parse(Bytes, llvm::endianness::little);
EXPECT_STREQ(toString(std::move(e)).c_str(), msg);
}
static bool testTagString(unsigned Tag, const char *name) {
return ELFAttrs::attrTypeAsString(Tag, CSKYAttrs::getCSKYAttributeTags())
.str() == name;
}
TEST(ArchName, testAttribute) {
EXPECT_TRUE(testTagString(4, "Tag_CSKY_ARCH_NAME"));
EXPECT_TRUE(
testAttributeString(4, "ck860", CSKYAttrs::CSKY_ARCH_NAME, "ck860"));
EXPECT_FALSE(
testAttributeString(4, "ck86", CSKYAttrs::CSKY_ARCH_NAME, "ck60"));
}
TEST(CPUName, testAttribute) {
EXPECT_TRUE(testTagString(5, "Tag_CSKY_CPU_NAME"));
EXPECT_TRUE(
testAttributeString(5, "ck860fv", CSKYAttrs::CSKY_CPU_NAME, "ck860fv"));
EXPECT_FALSE(
testAttributeString(5, "ck860", CSKYAttrs::CSKY_CPU_NAME, "ck860fv"));
}
TEST(DSPVersion, testAttribute) {
EXPECT_TRUE(testTagString(8, "Tag_CSKY_DSP_VERSION"));
EXPECT_TRUE(testAttributeInt(8, 1, CSKYAttrs::CSKY_DSP_VERSION,
CSKYAttrs::DSP_VERSION_EXTENSION));
EXPECT_TRUE(testAttributeInt(8, 2, CSKYAttrs::CSKY_DSP_VERSION,
CSKYAttrs::DSP_VERSION_2));
EXPECT_FALSE(testAttributeInt(8, 0, CSKYAttrs::CSKY_DSP_VERSION,
CSKYAttrs::DSP_VERSION_EXTENSION));
testParseError(8, 3, "unknown Tag_CSKY_DSP_VERSION value: 3");
}
TEST(VDSPVersion, testAttribute) {
EXPECT_TRUE(testTagString(9, "Tag_CSKY_VDSP_VERSION"));
EXPECT_TRUE(testAttributeInt(9, 1, CSKYAttrs::CSKY_VDSP_VERSION,
CSKYAttrs::VDSP_VERSION_1));
EXPECT_TRUE(testAttributeInt(9, 2, CSKYAttrs::CSKY_VDSP_VERSION,
CSKYAttrs::VDSP_VERSION_2));
EXPECT_FALSE(testAttributeInt(9, 0, CSKYAttrs::CSKY_VDSP_VERSION,
CSKYAttrs::VDSP_VERSION_2));
testParseError(9, 3, "unknown Tag_CSKY_VDSP_VERSION value: 3");
}
TEST(FPUVersion, testAttribute) {
EXPECT_TRUE(testTagString(16, "Tag_CSKY_FPU_VERSION"));
EXPECT_TRUE(testAttributeInt(16, 1, CSKYAttrs::CSKY_FPU_VERSION,
CSKYAttrs::FPU_VERSION_1));
EXPECT_TRUE(testAttributeInt(16, 2, CSKYAttrs::CSKY_FPU_VERSION,
CSKYAttrs::FPU_VERSION_2));
EXPECT_TRUE(testAttributeInt(16, 3, CSKYAttrs::CSKY_FPU_VERSION,
CSKYAttrs::FPU_VERSION_3));
EXPECT_FALSE(testAttributeInt(16, 0, CSKYAttrs::CSKY_FPU_VERSION,
CSKYAttrs::FPU_VERSION_3));
testParseError(16, 4, "unknown Tag_CSKY_FPU_VERSION value: 4");
}
TEST(FPUABI, testAttribute) {
EXPECT_TRUE(testTagString(17, "Tag_CSKY_FPU_ABI"));
EXPECT_TRUE(testAttributeInt(17, 1, CSKYAttrs::CSKY_FPU_ABI,
CSKYAttrs::FPU_ABI_SOFT));
EXPECT_TRUE(testAttributeInt(17, 2, CSKYAttrs::CSKY_FPU_ABI,
CSKYAttrs::FPU_ABI_SOFTFP));
EXPECT_TRUE(testAttributeInt(17, 3, CSKYAttrs::CSKY_FPU_ABI,
CSKYAttrs::FPU_ABI_HARD));
EXPECT_FALSE(testAttributeInt(17, 0, CSKYAttrs::CSKY_FPU_ABI,
CSKYAttrs::FPU_ABI_HARD));
testParseError(17, 4, "unknown Tag_CSKY_FPU_ABI value: 4");
}
TEST(FPURounding, testAttribute) {
EXPECT_TRUE(testTagString(18, "Tag_CSKY_FPU_ROUNDING"));
EXPECT_TRUE(
testAttributeInt(18, 0, CSKYAttrs::CSKY_FPU_ROUNDING, CSKYAttrs::NONE));
EXPECT_TRUE(
testAttributeInt(18, 1, CSKYAttrs::CSKY_FPU_ROUNDING, CSKYAttrs::NEEDED));
testParseError(18, 2, "unknown Tag_CSKY_FPU_ROUNDING value: 2");
}
TEST(FPUDenormal, testAttribute) {
EXPECT_TRUE(testTagString(19, "Tag_CSKY_FPU_DENORMAL"));
EXPECT_TRUE(
testAttributeInt(19, 0, CSKYAttrs::CSKY_FPU_DENORMAL, CSKYAttrs::NONE));
EXPECT_TRUE(
testAttributeInt(19, 1, CSKYAttrs::CSKY_FPU_DENORMAL, CSKYAttrs::NEEDED));
testParseError(19, 2, "unknown Tag_CSKY_FPU_DENORMAL value: 2");
}
TEST(FPUException, testAttribute) {
EXPECT_TRUE(testTagString(20, "Tag_CSKY_FPU_EXCEPTION"));
EXPECT_TRUE(
testAttributeInt(20, 0, CSKYAttrs::CSKY_FPU_EXCEPTION, CSKYAttrs::NONE));
EXPECT_TRUE(testAttributeInt(20, 1, CSKYAttrs::CSKY_FPU_EXCEPTION,
CSKYAttrs::NEEDED));
testParseError(20, 2, "unknown Tag_CSKY_FPU_EXCEPTION value: 2");
}
TEST(FPUNumberModule, testAttribute) {
EXPECT_TRUE(testTagString(21, "Tag_CSKY_FPU_NUMBER_MODULE"));
EXPECT_TRUE(testAttributeString(
21, "IEEE 754", CSKYAttrs::CSKY_FPU_NUMBER_MODULE, "IEEE 754"));
EXPECT_FALSE(testAttributeString(
21, "IEEE 755", CSKYAttrs::CSKY_FPU_NUMBER_MODULE, "IEEE 754"));
}
TEST(FPUHardFP, testAttribute) {
EXPECT_TRUE(testTagString(22, "Tag_CSKY_FPU_HARDFP"));
EXPECT_TRUE(testAttributeInt(22, 1, CSKYAttrs::CSKY_FPU_HARDFP,
CSKYAttrs::FPU_HARDFP_HALF));
EXPECT_TRUE(testAttributeInt(22, 2, CSKYAttrs::CSKY_FPU_HARDFP,
CSKYAttrs::FPU_HARDFP_SINGLE));
EXPECT_TRUE(testAttributeInt(22, 4, CSKYAttrs::CSKY_FPU_HARDFP,
CSKYAttrs::FPU_HARDFP_DOUBLE));
EXPECT_FALSE(testAttributeInt(22, 3, CSKYAttrs::CSKY_FPU_HARDFP,
CSKYAttrs::FPU_HARDFP_DOUBLE));
testParseError(22, 0, "unknown Tag_CSKY_FPU_HARDFP value: 0");
testParseError(22, 8, "unknown Tag_CSKY_FPU_HARDFP value: 8");
}
|
