aboutsummaryrefslogtreecommitdiffstats
path: root/util/charset/benchmark/utf8_to_wide/main.cpp
blob: da4782c3bd818fc5aab730787a04cfb1b4c7144a (plain) (blame)
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
#include <library/cpp/testing/benchmark/bench.h>

#include <util/random/fast.h>
#include <util/random/random.h>
#include <util/generic/singleton.h>
#include <util/generic/vector.h>
#include <util/charset/wide.h>

#include <cmath>

namespace {
    template <size_t N>
    struct TRandomAsciiString: public TVector<char> { 
        inline TRandomAsciiString() {
            reserve(N);
            for (size_t i = 0; i < N; ++i) {
                push_back(RandomNumber<char>(127));
            }
        }
    };

    template <size_t N>
    struct TRandomRuString: public TVector<char> { 
        inline TRandomRuString() {
            TVector<unsigned char> data(N * 2); 
            unsigned char* textEnd = data.begin();
            for (size_t i = 0; i < N; ++i) {
                size_t runeLen;
                WriteUTF8Char(RandomNumber<ui32>(0x7FF) + 1, runeLen, textEnd);
                textEnd += runeLen;
            }
            assign(reinterpret_cast<const char*>(data.begin()), reinterpret_cast<const char*>(textEnd));
        }
    };

    using RAS1 = TRandomAsciiString<1>;
    using RAS10 = TRandomAsciiString<10>;
    using RAS50 = TRandomAsciiString<50>;
    using RAS1000 = TRandomAsciiString<1000>;
    using RAS1000000 = TRandomAsciiString<1000000>;

    using RRS1 = TRandomRuString<1>;
    using RRS10 = TRandomRuString<10>;
    using RRS1000 = TRandomRuString<1000>;
    using RRS1000000 = TRandomRuString<1000000>;
}

#ifdef _sse2_
    #define IS_ASCII_BENCHMARK(length)                                                                                                                                           \
        Y_CPU_BENCHMARK(IsStringASCII##length, iface) {                                                                                                                          \
            const auto& data = *Singleton<RAS##length>();                                                                                                                        \
            for (size_t x = 0; x < iface.Iterations(); ++x) {                                                                                                                    \
                Y_DO_NOT_OPTIMIZE_AWAY(::NDetail::DoIsStringASCII(data.begin(), data.end()));                                                                                    \
            }                                                                                                                                                                    \
        }                                                                                                                                                                        \
        Y_CPU_BENCHMARK(IsStringASCIISlow##length, iface) {                                                                                                                      \
            const auto& data = *Singleton<RAS##length>();                                                                                                                        \
            for (size_t x = 0; x < iface.Iterations(); ++x) {                                                                                                                    \
                Y_DO_NOT_OPTIMIZE_AWAY(::NDetail::DoIsStringASCIISlow(data.begin(), data.end()));                                                                                \
            }                                                                                                                                                                    \
        }                                                                                                                                                                        \
        Y_CPU_BENCHMARK(IsStringASCIISSE##length, iface) {                                                                                                                       \
            const auto& data = *Singleton<RAS##length>();                                                                                                                        \
            for (size_t x = 0; x < iface.Iterations(); ++x) {                                                                                                                    \
                Y_DO_NOT_OPTIMIZE_AWAY(::NDetail::DoIsStringASCIISSE(reinterpret_cast<const unsigned char*>(data.begin()), reinterpret_cast<const unsigned char*>(data.end()))); \
            }                                                                                                                                                                    \
        }
#else //no sse
    #define IS_ASCII_BENCHMARK(length)                                                            \
        Y_CPU_BENCHMARK(IsStringASCIIScalar##length, iface) {                                     \
            const auto& data = *Singleton<RAS##length>();                                         \
            for (size_t x = 0; x < iface.Iterations(); ++x) {                                     \
                Y_DO_NOT_OPTIMIZE_AWAY(::NDetail::DoIsStringASCII(data.begin(), data.end()));     \
            }                                                                                     \
        }                                                                                         \
        Y_CPU_BENCHMARK(IsStringASCIISlow##length, iface) {                                       \
            const auto& data = *Singleton<RAS##length>();                                         \
            for (size_t x = 0; x < iface.Iterations(); ++x) {                                     \
                Y_DO_NOT_OPTIMIZE_AWAY(::NDetail::DoIsStringASCIISlow(data.begin(), data.end())); \
            }                                                                                     \
        }
#endif

IS_ASCII_BENCHMARK(1);
IS_ASCII_BENCHMARK(10);
IS_ASCII_BENCHMARK(50);
IS_ASCII_BENCHMARK(1000);
IS_ASCII_BENCHMARK(1000000);

template <bool robust, typename TCharType>
inline size_t UTF8ToWideImplScalar(const char* text, size_t len, TCharType* dest, size_t& written) {
    const unsigned char* cur = reinterpret_cast<const unsigned char*>(text);
    const unsigned char* last = cur + len;
    TCharType* p = dest;

    ::NDetail::UTF8ToWideImplScalar<robust>(cur, last, p);
    written = p - dest;
    return cur - reinterpret_cast<const unsigned char*>(text);
}

template <bool robust, typename TCharType>
inline size_t UTF8ToWideImplSSE(const char* text, size_t len, TCharType* dest, size_t& written) {
    return UTF8ToWideImpl(text, len, dest, written);
}

static wchar16 WBUF_UTF16[10000000];
static wchar32 WBUF_UTF32[10000000];

#define UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(impl, length, to)                                                   \
    Y_CPU_BENCHMARK(UTF8ToWideASCII##impl##length##to, iface) {                                                 \
        const auto& data = *Singleton<RAS##length>();                                                           \
        for (size_t x = 0; x < iface.Iterations(); ++x) {                                                       \
            size_t written = 0;                                                                                 \
            Y_DO_NOT_OPTIMIZE_AWAY(UTF8ToWideImpl##impl<false>(data.begin(), data.size(), WBUF_##to, written)); \
        }                                                                                                       \
    }

#define UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(impl, length, to)                                                      \
    Y_CPU_BENCHMARK(UTF8ToWideRU##impl##length##to, iface) {                                                    \
        const auto& data = *Singleton<RRS##length>();                                                           \
        for (size_t x = 0; x < iface.Iterations(); ++x) {                                                       \
            size_t written = 0;                                                                                 \
            Y_DO_NOT_OPTIMIZE_AWAY(UTF8ToWideImpl##impl<false>(data.begin(), data.size(), WBUF_##to, written)); \
        }                                                                                                       \
    }

UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 10, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 10, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1000000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1000000, UTF16);

UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 10, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 10, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1000000, UTF16);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1000000, UTF16);

UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 10, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 10, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(Scalar, 1000000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_ASCII(SSE, 1000000, UTF32);

UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 10, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 10, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(Scalar, 1000000, UTF32);
UTF8_TO_WIDE_SCALAR_BENCHMARK_RU(SSE, 1000000, UTF32);