annotate unittests/Support/LEB128Test.cpp @ 121:803732b1fca8

LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 60c9769439b8
children c2174574ed3a
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1 //===- llvm/unittest/Support/LEB128Test.cpp - LEB128 function tests -------===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9
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10 #include "llvm/Support/LEB128.h"
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11 #include "llvm/Support/DataTypes.h"
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12 #include "llvm/Support/raw_ostream.h"
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13 #include "gtest/gtest.h"
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14 #include <string>
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15 using namespace llvm;
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16
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17 namespace {
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18
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19 TEST(LEB128Test, EncodeSLEB128) {
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20 #define EXPECT_SLEB128_EQ(EXPECTED, VALUE, PAD) \
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21 do { \
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22 std::string Expected(EXPECTED, sizeof(EXPECTED) - 1); \
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23 \
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24 /* encodeSLEB128(uint64_t, raw_ostream &, unsigned) */ \
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25 std::string Actual1; \
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26 raw_string_ostream Stream(Actual1); \
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27 encodeSLEB128(VALUE, Stream, PAD); \
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28 Stream.flush(); \
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29 EXPECT_EQ(Expected, Actual1); \
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30 \
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31 /* encodeSLEB128(uint64_t, uint8_t *, unsigned) */ \
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32 uint8_t Buffer[32]; \
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33 unsigned Size = encodeSLEB128(VALUE, Buffer, PAD); \
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34 std::string Actual2(reinterpret_cast<const char *>(Buffer), Size); \
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35 EXPECT_EQ(Expected, Actual2); \
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36 } while (0)
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37
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38 // Encode SLEB128
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39 EXPECT_SLEB128_EQ("\x00", 0, 0);
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40 EXPECT_SLEB128_EQ("\x01", 1, 0);
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41 EXPECT_SLEB128_EQ("\x7f", -1, 0);
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42 EXPECT_SLEB128_EQ("\x3f", 63, 0);
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43 EXPECT_SLEB128_EQ("\x41", -63, 0);
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44 EXPECT_SLEB128_EQ("\x40", -64, 0);
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45 EXPECT_SLEB128_EQ("\xbf\x7f", -65, 0);
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46 EXPECT_SLEB128_EQ("\xc0\x00", 64, 0);
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47
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48 // Encode SLEB128 with some extra padding bytes
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49 EXPECT_SLEB128_EQ("\x80\x00", 0, 2);
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50 EXPECT_SLEB128_EQ("\x80\x80\x00", 0, 3);
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51 EXPECT_SLEB128_EQ("\xff\x80\x00", 0x7f, 3);
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52 EXPECT_SLEB128_EQ("\xff\x80\x80\x00", 0x7f, 4);
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53 EXPECT_SLEB128_EQ("\x80\x81\x00", 0x80, 3);
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54 EXPECT_SLEB128_EQ("\x80\x81\x80\x00", 0x80, 4);
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55 EXPECT_SLEB128_EQ("\xc0\x7f", -0x40, 2);
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56
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57 EXPECT_SLEB128_EQ("\xc0\xff\x7f", -0x40, 3);
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58 EXPECT_SLEB128_EQ("\x80\xff\x7f", -0x80, 3);
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59 EXPECT_SLEB128_EQ("\x80\xff\xff\x7f", -0x80, 4);
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61 #undef EXPECT_SLEB128_EQ
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62 }
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63
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64 TEST(LEB128Test, EncodeULEB128) {
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65 #define EXPECT_ULEB128_EQ(EXPECTED, VALUE, PAD) \
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66 do { \
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67 std::string Expected(EXPECTED, sizeof(EXPECTED) - 1); \
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68 \
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69 /* encodeULEB128(uint64_t, raw_ostream &, unsigned) */ \
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70 std::string Actual1; \
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71 raw_string_ostream Stream(Actual1); \
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72 encodeULEB128(VALUE, Stream, PAD); \
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73 Stream.flush(); \
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74 EXPECT_EQ(Expected, Actual1); \
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75 \
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76 /* encodeULEB128(uint64_t, uint8_t *, unsigned) */ \
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77 uint8_t Buffer[32]; \
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78 unsigned Size = encodeULEB128(VALUE, Buffer, PAD); \
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79 std::string Actual2(reinterpret_cast<const char *>(Buffer), Size); \
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80 EXPECT_EQ(Expected, Actual2); \
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81 } while (0)
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82
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83 // Encode ULEB128
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84 EXPECT_ULEB128_EQ("\x00", 0, 0);
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85 EXPECT_ULEB128_EQ("\x01", 1, 0);
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86 EXPECT_ULEB128_EQ("\x3f", 63, 0);
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87 EXPECT_ULEB128_EQ("\x40", 64, 0);
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88 EXPECT_ULEB128_EQ("\x7f", 0x7f, 0);
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89 EXPECT_ULEB128_EQ("\x80\x01", 0x80, 0);
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90 EXPECT_ULEB128_EQ("\x81\x01", 0x81, 0);
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91 EXPECT_ULEB128_EQ("\x90\x01", 0x90, 0);
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92 EXPECT_ULEB128_EQ("\xff\x01", 0xff, 0);
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93 EXPECT_ULEB128_EQ("\x80\x02", 0x100, 0);
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94 EXPECT_ULEB128_EQ("\x81\x02", 0x101, 0);
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95
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96 // Encode ULEB128 with some extra padding bytes
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97 EXPECT_ULEB128_EQ("\x80\x00", 0, 2);
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98 EXPECT_ULEB128_EQ("\x80\x80\x00", 0, 3);
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99 EXPECT_ULEB128_EQ("\xff\x00", 0x7f, 2);
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100 EXPECT_ULEB128_EQ("\xff\x80\x00", 0x7f, 3);
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101 EXPECT_ULEB128_EQ("\x80\x81\x00", 0x80, 3);
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102 EXPECT_ULEB128_EQ("\x80\x81\x80\x00", 0x80, 4);
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103
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104 #undef EXPECT_ULEB128_EQ
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105 }
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106
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107 TEST(LEB128Test, DecodeULEB128) {
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108 #define EXPECT_DECODE_ULEB128_EQ(EXPECTED, VALUE) \
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109 do { \
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110 unsigned ActualSize = 0; \
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111 uint64_t Actual = decodeULEB128(reinterpret_cast<const uint8_t *>(VALUE), \
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112 &ActualSize); \
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113 EXPECT_EQ(sizeof(VALUE) - 1, ActualSize); \
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114 EXPECT_EQ(EXPECTED, Actual); \
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115 } while (0)
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116
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117 // Decode ULEB128
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118 EXPECT_DECODE_ULEB128_EQ(0u, "\x00");
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119 EXPECT_DECODE_ULEB128_EQ(1u, "\x01");
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120 EXPECT_DECODE_ULEB128_EQ(63u, "\x3f");
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121 EXPECT_DECODE_ULEB128_EQ(64u, "\x40");
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122 EXPECT_DECODE_ULEB128_EQ(0x7fu, "\x7f");
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123 EXPECT_DECODE_ULEB128_EQ(0x80u, "\x80\x01");
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124 EXPECT_DECODE_ULEB128_EQ(0x81u, "\x81\x01");
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125 EXPECT_DECODE_ULEB128_EQ(0x90u, "\x90\x01");
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126 EXPECT_DECODE_ULEB128_EQ(0xffu, "\xff\x01");
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127 EXPECT_DECODE_ULEB128_EQ(0x100u, "\x80\x02");
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128 EXPECT_DECODE_ULEB128_EQ(0x101u, "\x81\x02");
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129 EXPECT_DECODE_ULEB128_EQ(4294975616ULL, "\x80\xc1\x80\x80\x10");
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130
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131 // Decode ULEB128 with extra padding bytes
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132 EXPECT_DECODE_ULEB128_EQ(0u, "\x80\x00");
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133 EXPECT_DECODE_ULEB128_EQ(0u, "\x80\x80\x00");
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134 EXPECT_DECODE_ULEB128_EQ(0x7fu, "\xff\x00");
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135 EXPECT_DECODE_ULEB128_EQ(0x7fu, "\xff\x80\x00");
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136 EXPECT_DECODE_ULEB128_EQ(0x80u, "\x80\x81\x00");
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137 EXPECT_DECODE_ULEB128_EQ(0x80u, "\x80\x81\x80\x00");
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diff changeset
138
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diff changeset
139 #undef EXPECT_DECODE_ULEB128_EQ
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diff changeset
140 }
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diff changeset
141
83
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parents: 77
diff changeset
142 TEST(LEB128Test, DecodeSLEB128) {
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diff changeset
143 #define EXPECT_DECODE_SLEB128_EQ(EXPECTED, VALUE) \
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diff changeset
144 do { \
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diff changeset
145 unsigned ActualSize = 0; \
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parents: 77
diff changeset
146 int64_t Actual = decodeSLEB128(reinterpret_cast<const uint8_t *>(VALUE), \
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parents: 77
diff changeset
147 &ActualSize); \
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parents: 77
diff changeset
148 EXPECT_EQ(sizeof(VALUE) - 1, ActualSize); \
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parents: 77
diff changeset
149 EXPECT_EQ(EXPECTED, Actual); \
60c9769439b8 LLVM 3.7
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parents: 77
diff changeset
150 } while (0)
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parents: 77
diff changeset
151
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parents: 77
diff changeset
152 // Decode SLEB128
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parents: 77
diff changeset
153 EXPECT_DECODE_SLEB128_EQ(0L, "\x00");
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parents: 77
diff changeset
154 EXPECT_DECODE_SLEB128_EQ(1L, "\x01");
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parents: 77
diff changeset
155 EXPECT_DECODE_SLEB128_EQ(63L, "\x3f");
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parents: 77
diff changeset
156 EXPECT_DECODE_SLEB128_EQ(-64L, "\x40");
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parents: 77
diff changeset
157 EXPECT_DECODE_SLEB128_EQ(-63L, "\x41");
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parents: 77
diff changeset
158 EXPECT_DECODE_SLEB128_EQ(-1L, "\x7f");
60c9769439b8 LLVM 3.7
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parents: 77
diff changeset
159 EXPECT_DECODE_SLEB128_EQ(128L, "\x80\x01");
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parents: 77
diff changeset
160 EXPECT_DECODE_SLEB128_EQ(129L, "\x81\x01");
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parents: 77
diff changeset
161 EXPECT_DECODE_SLEB128_EQ(-129L, "\xff\x7e");
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parents: 77
diff changeset
162 EXPECT_DECODE_SLEB128_EQ(-128L, "\x80\x7f");
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parents: 77
diff changeset
163 EXPECT_DECODE_SLEB128_EQ(-127L, "\x81\x7f");
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parents: 77
diff changeset
164 EXPECT_DECODE_SLEB128_EQ(64L, "\xc0\x00");
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parents: 77
diff changeset
165 EXPECT_DECODE_SLEB128_EQ(-12345L, "\xc7\x9f\x7f");
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parents: 77
diff changeset
166
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parents: 77
diff changeset
167 // Decode unnormalized SLEB128 with extra padding bytes.
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parents: 77
diff changeset
168 EXPECT_DECODE_SLEB128_EQ(0L, "\x80\x00");
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parents: 77
diff changeset
169 EXPECT_DECODE_SLEB128_EQ(0L, "\x80\x80\x00");
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parents: 77
diff changeset
170 EXPECT_DECODE_SLEB128_EQ(0x7fL, "\xff\x00");
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parents: 77
diff changeset
171 EXPECT_DECODE_SLEB128_EQ(0x7fL, "\xff\x80\x00");
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parents: 77
diff changeset
172 EXPECT_DECODE_SLEB128_EQ(0x80L, "\x80\x81\x00");
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parents: 77
diff changeset
173 EXPECT_DECODE_SLEB128_EQ(0x80L, "\x80\x81\x80\x00");
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parents: 77
diff changeset
174
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parents: 77
diff changeset
175 #undef EXPECT_DECODE_SLEB128_EQ
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parents: 77
diff changeset
176 }
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parents: 77
diff changeset
177
77
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parents:
diff changeset
178 TEST(LEB128Test, SLEB128Size) {
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diff changeset
179 // Positive Value Testing Plan:
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diff changeset
180 // (1) 128 ^ n - 1 ........ need (n+1) bytes
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parents:
diff changeset
181 // (2) 128 ^ n ............ need (n+1) bytes
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parents:
diff changeset
182 // (3) 128 ^ n * 63 ....... need (n+1) bytes
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parents:
diff changeset
183 // (4) 128 ^ n * 64 - 1 ... need (n+1) bytes
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parents:
diff changeset
184 // (5) 128 ^ n * 64 ....... need (n+2) bytes
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parents:
diff changeset
185
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parents:
diff changeset
186 EXPECT_EQ(1u, getSLEB128Size(0x0LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 EXPECT_EQ(1u, getSLEB128Size(0x1LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 EXPECT_EQ(1u, getSLEB128Size(0x3fLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 EXPECT_EQ(1u, getSLEB128Size(0x3fLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 EXPECT_EQ(2u, getSLEB128Size(0x40LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
191
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 EXPECT_EQ(2u, getSLEB128Size(0x7fLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 EXPECT_EQ(2u, getSLEB128Size(0x80LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 EXPECT_EQ(2u, getSLEB128Size(0x1f80LL));
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parents:
diff changeset
195 EXPECT_EQ(2u, getSLEB128Size(0x1fffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 EXPECT_EQ(3u, getSLEB128Size(0x2000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
197
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diff changeset
198 EXPECT_EQ(3u, getSLEB128Size(0x3fffLL));
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parents:
diff changeset
199 EXPECT_EQ(3u, getSLEB128Size(0x4000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 EXPECT_EQ(3u, getSLEB128Size(0xfc000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 EXPECT_EQ(3u, getSLEB128Size(0xfffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 EXPECT_EQ(4u, getSLEB128Size(0x100000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
203
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parents:
diff changeset
204 EXPECT_EQ(4u, getSLEB128Size(0x1fffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 EXPECT_EQ(4u, getSLEB128Size(0x200000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 EXPECT_EQ(4u, getSLEB128Size(0x7e00000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 EXPECT_EQ(4u, getSLEB128Size(0x7ffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 EXPECT_EQ(5u, getSLEB128Size(0x8000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
209
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 EXPECT_EQ(5u, getSLEB128Size(0xfffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 EXPECT_EQ(5u, getSLEB128Size(0x10000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 EXPECT_EQ(5u, getSLEB128Size(0x3f0000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 EXPECT_EQ(5u, getSLEB128Size(0x3ffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 EXPECT_EQ(6u, getSLEB128Size(0x400000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
215
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 EXPECT_EQ(6u, getSLEB128Size(0x7ffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 EXPECT_EQ(6u, getSLEB128Size(0x800000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 EXPECT_EQ(6u, getSLEB128Size(0x1f800000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 EXPECT_EQ(6u, getSLEB128Size(0x1ffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 EXPECT_EQ(7u, getSLEB128Size(0x20000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
221
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 EXPECT_EQ(7u, getSLEB128Size(0x3ffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 EXPECT_EQ(7u, getSLEB128Size(0x40000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 EXPECT_EQ(7u, getSLEB128Size(0xfc0000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 EXPECT_EQ(7u, getSLEB128Size(0xffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
226 EXPECT_EQ(8u, getSLEB128Size(0x1000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
227
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
228 EXPECT_EQ(8u, getSLEB128Size(0x1ffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 EXPECT_EQ(8u, getSLEB128Size(0x2000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 EXPECT_EQ(8u, getSLEB128Size(0x7e000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 EXPECT_EQ(8u, getSLEB128Size(0x7fffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 EXPECT_EQ(9u, getSLEB128Size(0x80000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
233
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 EXPECT_EQ(9u, getSLEB128Size(0xffffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 EXPECT_EQ(9u, getSLEB128Size(0x100000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 EXPECT_EQ(9u, getSLEB128Size(0x3f00000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 EXPECT_EQ(9u, getSLEB128Size(0x3fffffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 EXPECT_EQ(10u, getSLEB128Size(0x4000000000000000LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
239
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 EXPECT_EQ(10u, getSLEB128Size(0x7fffffffffffffffLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 EXPECT_EQ(10u, getSLEB128Size(INT64_MAX));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
242
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 // Negative Value Testing Plan:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 // (1) - 128 ^ n - 1 ........ need (n+1) bytes
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 // (2) - 128 ^ n ............ need (n+1) bytes
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 // (3) - 128 ^ n * 63 ....... need (n+1) bytes
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 // (4) - 128 ^ n * 64 ....... need (n+1) bytes (different from positive one)
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 // (5) - 128 ^ n * 65 - 1 ... need (n+2) bytes (if n > 0)
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 // (6) - 128 ^ n * 65 ....... need (n+2) bytes
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
250
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 EXPECT_EQ(1u, getSLEB128Size(0x0LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 EXPECT_EQ(1u, getSLEB128Size(-0x1LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 EXPECT_EQ(1u, getSLEB128Size(-0x3fLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 EXPECT_EQ(1u, getSLEB128Size(-0x40LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 EXPECT_EQ(1u, getSLEB128Size(-0x40LL)); // special case
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 EXPECT_EQ(2u, getSLEB128Size(-0x41LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
257
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 EXPECT_EQ(2u, getSLEB128Size(-0x7fLL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 EXPECT_EQ(2u, getSLEB128Size(-0x80LL));
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 EXPECT_EQ(2u, getSLEB128Size(-0x1f80LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
261 EXPECT_EQ(2u, getSLEB128Size(-0x2000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 EXPECT_EQ(3u, getSLEB128Size(-0x207fLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
263 EXPECT_EQ(3u, getSLEB128Size(-0x2080LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
264
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
265 EXPECT_EQ(3u, getSLEB128Size(-0x3fffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 EXPECT_EQ(3u, getSLEB128Size(-0x4000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 EXPECT_EQ(3u, getSLEB128Size(-0xfc000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 EXPECT_EQ(3u, getSLEB128Size(-0x100000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
269 EXPECT_EQ(4u, getSLEB128Size(-0x103fffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 EXPECT_EQ(4u, getSLEB128Size(-0x104000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
271
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
272 EXPECT_EQ(4u, getSLEB128Size(-0x1fffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
273 EXPECT_EQ(4u, getSLEB128Size(-0x200000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
274 EXPECT_EQ(4u, getSLEB128Size(-0x7e00000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
275 EXPECT_EQ(4u, getSLEB128Size(-0x8000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
276 EXPECT_EQ(5u, getSLEB128Size(-0x81fffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
277 EXPECT_EQ(5u, getSLEB128Size(-0x8200000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
278
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
279 EXPECT_EQ(5u, getSLEB128Size(-0xfffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 EXPECT_EQ(5u, getSLEB128Size(-0x10000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 EXPECT_EQ(5u, getSLEB128Size(-0x3f0000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 EXPECT_EQ(5u, getSLEB128Size(-0x400000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
283 EXPECT_EQ(6u, getSLEB128Size(-0x40fffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 EXPECT_EQ(6u, getSLEB128Size(-0x410000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
285
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
286 EXPECT_EQ(6u, getSLEB128Size(-0x7ffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 EXPECT_EQ(6u, getSLEB128Size(-0x800000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
288 EXPECT_EQ(6u, getSLEB128Size(-0x1f800000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
289 EXPECT_EQ(6u, getSLEB128Size(-0x20000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 EXPECT_EQ(7u, getSLEB128Size(-0x207ffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 EXPECT_EQ(7u, getSLEB128Size(-0x20800000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
292
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 EXPECT_EQ(7u, getSLEB128Size(-0x3ffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 EXPECT_EQ(7u, getSLEB128Size(-0x40000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
295 EXPECT_EQ(7u, getSLEB128Size(-0xfc0000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
296 EXPECT_EQ(7u, getSLEB128Size(-0x1000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 EXPECT_EQ(8u, getSLEB128Size(-0x103ffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
298 EXPECT_EQ(8u, getSLEB128Size(-0x1040000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
299
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
300 EXPECT_EQ(8u, getSLEB128Size(-0x1ffffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
301 EXPECT_EQ(8u, getSLEB128Size(-0x2000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
302 EXPECT_EQ(8u, getSLEB128Size(-0x7e000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 EXPECT_EQ(8u, getSLEB128Size(-0x80000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
304 EXPECT_EQ(9u, getSLEB128Size(-0x81ffffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 EXPECT_EQ(9u, getSLEB128Size(-0x82000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
306
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
307 EXPECT_EQ(9u, getSLEB128Size(-0xffffffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
308 EXPECT_EQ(9u, getSLEB128Size(-0x100000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
309 EXPECT_EQ(9u, getSLEB128Size(-0x3f00000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
310 EXPECT_EQ(9u, getSLEB128Size(-0x4000000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 EXPECT_EQ(10u, getSLEB128Size(-0x40ffffffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
312 EXPECT_EQ(10u, getSLEB128Size(-0x4100000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
313
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
314 EXPECT_EQ(10u, getSLEB128Size(-0x7fffffffffffffffLL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
315 EXPECT_EQ(10u, getSLEB128Size(-0x8000000000000000LL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
316 EXPECT_EQ(10u, getSLEB128Size(INT64_MIN));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
317 }
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
318
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
319 TEST(LEB128Test, ULEB128Size) {
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
320 // Testing Plan:
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
321 // (1) 128 ^ n ............ need (n+1) bytes
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
322 // (2) 128 ^ n * 64 ....... need (n+1) bytes
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
323 // (3) 128 ^ (n+1) - 1 .... need (n+1) bytes
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
324
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
325 EXPECT_EQ(1u, getULEB128Size(0)); // special case
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
326
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
327 EXPECT_EQ(1u, getULEB128Size(0x1ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
328 EXPECT_EQ(1u, getULEB128Size(0x40ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
329 EXPECT_EQ(1u, getULEB128Size(0x7fULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
330
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
331 EXPECT_EQ(2u, getULEB128Size(0x80ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
332 EXPECT_EQ(2u, getULEB128Size(0x2000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
333 EXPECT_EQ(2u, getULEB128Size(0x3fffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
334
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
335 EXPECT_EQ(3u, getULEB128Size(0x4000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
336 EXPECT_EQ(3u, getULEB128Size(0x100000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
337 EXPECT_EQ(3u, getULEB128Size(0x1fffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
338
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
339 EXPECT_EQ(4u, getULEB128Size(0x200000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
340 EXPECT_EQ(4u, getULEB128Size(0x8000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
341 EXPECT_EQ(4u, getULEB128Size(0xfffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
342
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
343 EXPECT_EQ(5u, getULEB128Size(0x10000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
344 EXPECT_EQ(5u, getULEB128Size(0x400000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
345 EXPECT_EQ(5u, getULEB128Size(0x7ffffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
346
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
347 EXPECT_EQ(6u, getULEB128Size(0x800000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
348 EXPECT_EQ(6u, getULEB128Size(0x20000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
349 EXPECT_EQ(6u, getULEB128Size(0x3ffffffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
350
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
351 EXPECT_EQ(7u, getULEB128Size(0x40000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
352 EXPECT_EQ(7u, getULEB128Size(0x1000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
353 EXPECT_EQ(7u, getULEB128Size(0x1ffffffffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
354
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
355 EXPECT_EQ(8u, getULEB128Size(0x2000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
356 EXPECT_EQ(8u, getULEB128Size(0x80000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
357 EXPECT_EQ(8u, getULEB128Size(0xffffffffffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
358
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
359 EXPECT_EQ(9u, getULEB128Size(0x100000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
360 EXPECT_EQ(9u, getULEB128Size(0x4000000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
361 EXPECT_EQ(9u, getULEB128Size(0x7fffffffffffffffULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
362
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
363 EXPECT_EQ(10u, getULEB128Size(0x8000000000000000ULL));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
364
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
365 EXPECT_EQ(10u, getULEB128Size(UINT64_MAX));
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
366 }
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
367
54457678186b LLVM 3.6
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
368 } // anonymous namespace