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Speed up pattern_formatter

This commit is contained in:
gabime 2018-06-13 01:47:03 +03:00
parent 94ac1261e4
commit f2a8847902
1 changed files with 101 additions and 58 deletions
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159
include/spdlog/details/pattern_formatter_impl.h
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@ -33,42 +33,53 @@ inline void append_buf(const fmt::memory_buffer &buf, fmt::memory_buffer &dest)
dest.append(buf_ptr, buf_ptr + buf.size()); dest.append(buf_ptr, buf_ptr + buf.size());
} }
inline void append_int(int n, fmt::memory_buffer &dest)
{
fmt::format_int i(n);
dest.append(i.data(), i.data() + i.size());
}
inline void append_size_t(size_t n, fmt::memory_buffer &dest)
{
fmt::format_int i(n);
dest.append(i.data(), i.data() + i.size());
}
inline void append_and_pad2(int n, fmt::memory_buffer &dest) inline void append_and_pad2(int n, fmt::memory_buffer &dest)
{ {
if(n < 0) // should not happen in this formatter, but just in case, let fmt deal with negatives correctly if (n < 0) // should not happen in this formatter, but just in case, let fmt deal with negatives correctly
{ {
fmt::format_to(dest, "{:02}", n); fmt::format_to(dest, "{:02}", n);
return; return;
} }
if(n < 10) if (n < 10)
{ {
dest.push_back('0'); dest.push_back('0');
} }
fmt::format_int i(n); append_int(n, dest);
dest.append(i.data(), i.data()+i.size());
} }
inline void append_and_pad3(int n, fmt::memory_buffer &dest) inline void append_and_pad3(int n, fmt::memory_buffer &dest)
{ {
if(n < 0)// should not happen in this formatter, but just in case, let fmt deal with negatives correctly if (n < 0) // should not happen in this formatter, but just in case, let fmt deal with negatives correctly
{ {
fmt::format_to(dest, "{:03}", n); fmt::format_to(dest, "{:03}", n);
return; return;
}
if(n < 10)
{
dest.push_back('0');
dest.push_back('0');
}
else if(n < 100)
{
dest.push_back('0');
}
fmt::format_int i(n);
dest.append(i.data(), i.data()+i.size());
} }
if (n < 10)
{
dest.push_back('0');
dest.push_back('0');
}
else if (n < 100)
{
dest.push_back('0');
}
append_int(n, dest);
}
} // namespace } // namespace
namespace spdlog { namespace spdlog {
@ -170,8 +181,18 @@ class c_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{} {} {} {:02}:{:02}:{:02} {}", days[tm_time.tm_wday], months[tm_time.tm_mon], tm_time.tm_mday, // fmt::format_to(msg.formatted, "{} {} {} {:02}:{:02}:{:02} {}", days[tm_time.tm_wday], months[tm_time.tm_mon],
tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, tm_time.tm_year + 1900); // tm_time.tm_mday,
// tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, tm_time.tm_year + 1900);
fmt::format_to(msg.formatted, "{} {} {} ", days[tm_time.tm_wday], months[tm_time.tm_mon], tm_time.tm_mday); //
append_and_pad2(tm_time.tm_hour, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_min, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_sec, msg.formatted);
msg.formatted.push_back(' ');
append_int(tm_time.tm_year + 1900, msg.formatted);
} }
}; };
@ -180,7 +201,8 @@ class C_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_year % 100); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_year % 100);
append_and_pad2(tm_time.tm_year % 100, msg.formatted);
} }
}; };
@ -189,7 +211,12 @@ class D_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}/{:02}/{:02}", tm_time.tm_mon + 1, tm_time.tm_mday, tm_time.tm_year % 100); // fmt::format_to(msg.formatted, "{:02}/{:02}/{:02}", tm_time.tm_mon + 1, tm_time.tm_mday, tm_time.tm_year % 100);
append_and_pad2(tm_time.tm_mon + 1, msg.formatted);
msg.formatted.push_back('/');
append_and_pad2(tm_time.tm_mday, msg.formatted);
msg.formatted.push_back('/');
append_and_pad2(tm_time.tm_year % 100, msg.formatted);
} }
}; };
@ -198,7 +225,8 @@ class Y_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{}", tm_time.tm_year + 1900); // fmt::format_to(msg.formatted, "{}", tm_time.tm_year + 1900);
append_int(tm_time.tm_year + 1900, msg.formatted);
} }
}; };
@ -207,7 +235,8 @@ class m_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_mon + 1); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_mon + 1);
append_and_pad2(tm_time.tm_mon + 1, msg.formatted);
} }
}; };
@ -216,7 +245,8 @@ class d_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_mday); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_mday);
append_and_pad2(tm_time.tm_mday, msg.formatted);
} }
}; };
@ -225,7 +255,8 @@ class H_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_hour); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_hour);
append_and_pad2(tm_time.tm_hour, msg.formatted);
} }
}; };
@ -234,7 +265,8 @@ class I_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", to12h(tm_time)); // fmt::format_to(msg.formatted, "{:02}", to12h(tm_time));
append_and_pad2(to12h(tm_time), msg.formatted);
} }
}; };
@ -243,7 +275,8 @@ class M_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_min); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_min);
append_and_pad2(tm_time.tm_min, msg.formatted);
} }
}; };
@ -252,7 +285,8 @@ class S_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}", tm_time.tm_sec); // fmt::format_to(msg.formatted, "{:02}", tm_time.tm_sec);
append_and_pad2(tm_time.tm_sec, msg.formatted);
} }
}; };
@ -263,7 +297,8 @@ class e_formatter SPDLOG_FINAL : public flag_formatter
{ {
auto duration = msg.time.time_since_epoch(); auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000; auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
fmt::format_to(msg.formatted, "{:03}", static_cast<int>(millis)); // fmt::format_to(msg.formatted, "{:03}", static_cast<int>(millis));
append_and_pad3(static_cast<int>(millis), msg.formatted);
} }
}; };
@ -295,7 +330,8 @@ class E_formatter SPDLOG_FINAL : public flag_formatter
{ {
auto duration = msg.time.time_since_epoch(); auto duration = msg.time.time_since_epoch();
auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count();
fmt::format_to(msg.formatted, "{}", seconds); // fmt::format_to(msg.formatted, "{}", seconds);
append_int(seconds, msg.formatted);
} }
}; };
@ -313,7 +349,13 @@ class r_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}:{:02}:{:02} {}", to12h(tm_time), tm_time.tm_min, tm_time.tm_sec, ampm(tm_time)); // fmt::format_to(msg.formatted, "{:02}:{:02}:{:02} {}", to12h(tm_time), tm_time.tm_min, tm_time.tm_sec, ampm(tm_time));
append_and_pad2(to12h(tm_time), msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_min, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_sec, msg.formatted);
fmt::format_to(msg.formatted, " {}", ampm(tm_time));
} }
}; };
@ -322,7 +364,10 @@ class R_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}:{:02}", tm_time.tm_hour, tm_time.tm_min); // fmt::format_to(msg.formatted, "{:02}:{:02}", tm_time.tm_hour, tm_time.tm_min);
append_and_pad2(tm_time.tm_hour, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_min, msg.formatted);
} }
}; };
@ -331,7 +376,12 @@ class T_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &tm_time) override void format(details::log_msg &msg, const std::tm &tm_time) override
{ {
fmt::format_to(msg.formatted, "{:02}:{:02}:{:02}", tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec); // fmt::format_to(msg.formatted, "{:02}:{:02}:{:02}", tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec);
append_and_pad2(tm_time.tm_hour, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_min, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_sec, msg.formatted);
} }
}; };
@ -368,7 +418,11 @@ public:
int h = total_minutes / 60; int h = total_minutes / 60;
int m = total_minutes % 60; int m = total_minutes % 60;
fmt::format_to(msg.formatted, "{}{:02}:{:02}", sign, h, m); // fmt::format_to(msg.formatted, "{}{:02}:{:02}", sign, h, m);
msg.formatted.push_back(sign);
append_and_pad2(h, msg.formatted);
msg.formatted.push_back(':');
append_and_pad2(m, msg.formatted);
} }
private: private:
@ -393,7 +447,8 @@ class t_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &) override void format(details::log_msg &msg, const std::tm &) override
{ {
fmt::format_to(msg.formatted, "{}", msg.thread_id); // fmt::format_to(msg.formatted, "{}", msg.thread_id);
append_size_t(msg.thread_id, msg.formatted);
} }
}; };
@ -402,7 +457,8 @@ class pid_formatter SPDLOG_FINAL : public flag_formatter
{ {
void format(details::log_msg &msg, const std::tm &) override void format(details::log_msg &msg, const std::tm &) override
{ {
fmt::format_to(msg.formatted, "{}", details::os::pid()); // fmt::format_to(msg.formatted, "{}", details::os::pid());
append_int(details::os::pid(), msg.formatted);
} }
}; };
@ -484,24 +540,13 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
auto duration = msg.time.time_since_epoch(); auto duration = msg.time.time_since_epoch();
auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000; auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count() % 1000;
/* // fmt::format_to(msg.formatted, "[{}-{:02}-{:02} {:02}:{:02}:{:02}.{:03}] ", tm_time.tm_year + 1900, tm_time.tm_mon + 1,
msg.formatted << '[' << static_cast<unsigned int>(tm_time.tm_year + 1900) << '-' // tm_time.tm_mday, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, static_cast<int>(millis));
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mon + 1), 2, '0') << '-'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_mday), 2, '0') << ' '
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_hour), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_min), 2, '0') << ':'
<< fmt::pad(static_cast<unsigned int>(tm_time.tm_sec), 2, '0') << '.'
<< fmt::pad(static_cast<unsigned int>(millis), 3, '0') << "] ";
*/
// fmt::format_to(msg.formatted, "[{}-{:02}-{:02} {:02}:{:02}:{:02}.{:03}] ", tm_time.tm_year + 1900, tm_time.tm_mon + 1,
// tm_time.tm_mday, tm_time.tm_hour, tm_time.tm_min, tm_time.tm_sec, static_cast<int>(millis));
msg.formatted.push_back('['); msg.formatted.push_back('[');
fmt::format_int i(tm_time.tm_year + 1900); fmt::format_int i(tm_time.tm_year + 1900);
msg.formatted.append(i.data(), i.data()+i.size()); msg.formatted.append(i.data(), i.data() + i.size());
msg.formatted.push_back('-'); msg.formatted.push_back('-');
append_and_pad2(tm_time.tm_mon + 1, msg.formatted); append_and_pad2(tm_time.tm_mon + 1, msg.formatted);
@ -516,11 +561,9 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
append_and_pad2(tm_time.tm_min, msg.formatted); append_and_pad2(tm_time.tm_min, msg.formatted);
msg.formatted.push_back(':'); msg.formatted.push_back(':');
append_and_pad2(tm_time.tm_sec, msg.formatted); append_and_pad2(tm_time.tm_sec, msg.formatted);
msg.formatted.push_back('.'); msg.formatted.push_back('.');
append_and_pad3(static_cast<int>(millis), msg.formatted); append_and_pad3(static_cast<int>(millis), msg.formatted);
msg.formatted.push_back(']'); msg.formatted.push_back(']');
msg.formatted.push_back(' '); msg.formatted.push_back(' ');
@ -531,7 +574,7 @@ class full_formatter SPDLOG_FINAL : public flag_formatter
#endif #endif
#ifndef SPDLOG_NO_NAME #ifndef SPDLOG_NO_NAME
//fmt::format_to(msg.formatted, "[{}] ", *msg.logger_name); // fmt::format_to(msg.formatted, "[{}] ", *msg.logger_name);
append_str(*msg.logger_name, msg.formatted); append_str(*msg.logger_name, msg.formatted);
#endif #endif