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8143229: Replace the develop level with develop macros in Unified Logging

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Reviewed-by: brutisso, coleenp, dholmes, rprotacio
This commit is contained in:
Marcus Larsson 2015-11-20 12:42:21 +01:00
parent dd059bb29f
commit 961fbacd76
4 changed files with 17 additions and 13 deletions
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4
hotspot/src/share/vm/logging/log.cpp
View File

@ -37,10 +37,10 @@ void Test_log_length() {
// Write long message to output file
MutexLocker ml(LogConfiguration_lock);
LogConfiguration::parse_log_arguments("loglengthoutput.txt", "logging=develop",
LogConfiguration::parse_log_arguments("loglengthoutput.txt", "logging=trace",
NULL, NULL, NULL);
ResourceMark rm;
outputStream* logstream = LogHandle(logging)::develop_stream();
outputStream* logstream = LogHandle(logging)::trace_stream();
logstream->print_cr("01:1234567890-"
"02:1234567890-"
"03:1234567890-"

14
hotspot/src/share/vm/logging/log.hpp
View File

@ -49,11 +49,21 @@
#define log_info(...) (!log_is_enabled(Info, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Info>
#define log_debug(...) (!log_is_enabled(Debug, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Debug>
#define log_trace(...) (!log_is_enabled(Trace, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Trace>
// Macros for logging that should be excluded in product builds.
// Available for levels Info, Debug and Trace. Includes test macro that
// evaluates to false in product builds.
#ifndef PRODUCT
#define log_develop(...) (!log_is_enabled(Develop, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Develop>
#define log_develop_info(...) (!log_is_enabled(Info, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Info>
#define log_develop_debug(...) (!log_is_enabled(Debug, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Debug>
#define log_develop_trace(...) (!log_is_enabled(Trace, __VA_ARGS__)) ? (void)0 : Log<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Trace>
#define develop_log_is_enabled(level, ...) log_is_enabled(level, __VA_ARGS__)
#else
#define DUMMY_ARGUMENT_CONSUMER(...)
#define log_develop(...) DUMMY_ARGUMENT_CONSUMER
#define log_develop_info(...) DUMMY_ARGUMENT_CONSUMER
#define log_develop_debug(...) DUMMY_ARGUMENT_CONSUMER
#define log_develop_trace(...) DUMMY_ARGUMENT_CONSUMER
#define develop_log_is_enabled(...) false
#endif
// Convenience macro to test if the logging is enabled on the specified level for given tags.

1
hotspot/src/share/vm/logging/logConfiguration.cpp
View File

@ -44,6 +44,7 @@ void LogConfiguration::post_initialize() {
LogDiagnosticCommand::registerCommand();
LogHandle(logging) log;
log.info("Log configuration fully initialized.");
log_develop_info(logging)("Develop logging is available.");
if (log.is_trace()) {
ResourceMark rm;
MutexLocker ml(LogConfiguration_lock);

11
hotspot/src/share/vm/logging/logLevel.hpp
View File

@ -29,14 +29,8 @@
// The list of log levels:
//
// develop - A non-product level that is finer than trace.
// Should be used for really expensive and/or
// extensive logging, or logging that shouldn't
// or can't be included in a product build.
//
// trace - Finest level of logging in product builds.
// Use for extensive/noisy logging that can
// give slow-down when enabled.
// trace - Finest level of logging. Use for extensive/noisy
// logging that can give slow-down when enabled.
//
// debug - A finer level of logging. Use for semi-noisy
// logging that is does not fit the info level.
@ -49,7 +43,6 @@
// error - Critical messages caused by errors.
//
#define LOG_LEVEL_LIST \
NOT_PRODUCT(LOG_LEVEL(Develop, develop)) \
LOG_LEVEL(Trace, trace) \
LOG_LEVEL(Debug, debug) \
LOG_LEVEL(Info, info) \