SL-15709: Add Tracy support to viewer

5 files changed, 72 insertions, 0 deletions

diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt
index f1b0506659..28bf5d0c39 100644
--- a/indra/llcommon/CMakeLists.txt
+++ b/indra/llcommon/CMakeLists.txt
@@ -201,6 +201,7 @@ set(llcommon_HEADER_FILES
     llmortician.h
     llnametable.h
     llpointer.h
+    llprofiler.h
     llpounceable.h
     llpredicate.h
     llpreprocessor.h
diff --git a/indra/llcommon/linden_common.h b/indra/llcommon/linden_common.h
index e5a913a6a9..45ac43910c 100644
--- a/indra/llcommon/linden_common.h
+++ b/indra/llcommon/linden_common.h
@@ -60,4 +60,6 @@
 #include "llerror.h"
 #include "llfile.h"
 
+#include "llprofiler.h" // must be before fast timer; needed due to LLThreads potentially needing access to tracy
+
 #endif
diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h
index dfc63d08a2..c7d5bb3761 100644
--- a/indra/llcommon/llfasttimer.h
+++ b/indra/llcommon/llfasttimer.h
@@ -38,7 +38,10 @@
 #define LL_FAST_TIMER_ON 1
 #define LL_FASTTIMER_USE_RDTSC 1
 
+// NOTE: Also see llprofiler.h
+#if !defined(LL_PROFILER_CONFIGURATION) // defined(LL_PROFILER_CONFIGURATION) && (LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_FAST_TIMER)
 #define LL_RECORD_BLOCK_TIME(timer_stat) const LLTrace::BlockTimer& LL_GLUE_TOKENS(block_time_recorder, __LINE__)(LLTrace::timeThisBlock(timer_stat)); (void)LL_GLUE_TOKENS(block_time_recorder, __LINE__);
+#endif // LL_PROFILER_CONFIGURATION
 
 namespace LLTrace
 {
diff --git a/indra/llcommon/llprofiler.h b/indra/llcommon/llprofiler.h
new file mode 100644
index 0000000000..75954b9a79
--- /dev/null
+++ b/indra/llcommon/llprofiler.h
@@ -0,0 +1,64 @@
+/**
+ * @file llprofiler.h
+ * @brief Wrapper for Tracy and/or other profilers
+ *
+ * $LicenseInfo:firstyear=2021&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2021, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_PROFILER_H
+#define LL_PROFILER_H
+
+#define LL_PROFILER_CONFIG_NONE             0  // No profiling
+#define LL_PROFILER_CONFIG_FAST_TIMER       1  // Profiling on: Only Fast Timers
+#define LL_PROFILER_CONFIG_TRACY            2  // Profiling on: Only Tracy
+#define LL_PROFILER_CONFIG_TRACY_FAST_TIMER 3  // Profiling on: Fast Timers + Tracy
+
+#if defined(LL_PROFILER_CONFIGURATION) && (LL_PROFILER_CONFIGURATION > LL_PROFILER_CONFIG_NONE)
+    #if LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_TRACY || LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_TRACY_FAST_TIMER
+        #define TRACY_ENABLE         1
+        #define TRACY_NO_BROADCAST   1
+        #define TRACY_ONLY_LOCALHOST 1
+        #define TRACY_ONLY_IPV4      1
+        #include "Tracy.hpp"
+    #endif
+
+    #if LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_TRACY
+        #define LL_PROFILER_FRAME_END               FrameMark
+        #define LL_PROFILER_SET_THREAD_NAME( name ) tracy::SetThreadName( name )
+        #define LL_RECORD_BLOCK_TIME(name)          ZoneNamedN( ___tracy_scoped_zone, #name, true );
+    #endif
+    #if LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_FAST_TIMER
+        #define LL_PROFILER_FRAME_END
+        #define LL_PROFILER_SET_THREAD_NAME( name ) (void)(name)
+        #define LL_RECORD_BLOCK_TIME(name)                                                                  const LLTrace::BlockTimer& LL_GLUE_TOKENS(block_time_recorder, __LINE__)(LLTrace::timeThisBlock(name)); (void)LL_GLUE_TOKENS(block_time_recorder, __LINE__);
+    #endif
+    #if LL_PROFILER_CONFIGURATION == LL_PROFILER_CONFIG_TRACY_FAST_TIMER
+        #define LL_PROFILER_FRAME_END               FrameMark
+        #define LL_PROFILER_SET_THREAD_NAME( name ) tracy::SetThreadName( name )
+        #define LL_RECORD_BLOCK_TIME(name)          ZoneNamedN( ___tracy_scoped_zone, #timer_stat, true )   const LLTrace::BlockTimer& LL_GLUE_TOKENS(block_time_recorder, __LINE__)(LLTrace::timeThisBlock(name)); (void)LL_GLUE_TOKENS(block_time_recorder, __LINE__);
+    #endif
+#else
+    #define LL_PROFILER_FRAME_END
+    #define LL_PROFILER_SET_THREAD_NAME( name ) (void)(name)
+#endif // LL_PROFILER
+
+#endif // LL_PROFILER_H
diff --git a/indra/llcommon/llthread.cpp b/indra/llcommon/llthread.cpp
index 6d531d842d..a8cc750437 100644
--- a/indra/llcommon/llthread.cpp
+++ b/indra/llcommon/llthread.cpp
@@ -135,6 +135,8 @@ void LLThread::threadRun()
     set_thread_name(-1, mName.c_str());
 #endif
 
+    LL_PROFILER_SET_THREAD_NAME( mName.c_str() );
+
     // this is the first point at which we're actually running in the new thread
     mID = currentID();