Merge

hotspot/make/excludeSrc.make

@@ -25,7 +25,7 @@ ifeq ($(INCLUDE_JVMTI), false)
       CXXFLAGS += -DINCLUDE_JVMTI=0
       CFLAGS += -DINCLUDE_JVMTI=0
 
-      Src_Files_EXCLUDE += jvmtiGetLoadedClasses.cpp forte.cpp jvmtiThreadState.cpp jvmtiExtensions.cpp \
+      Src_Files_EXCLUDE += jvmtiGetLoadedClasses.cpp jvmtiThreadState.cpp jvmtiExtensions.cpp \
 	jvmtiImpl.cpp jvmtiManageCapabilities.cpp jvmtiRawMonitor.cpp jvmtiUtil.cpp jvmtiTrace.cpp \
 	jvmtiCodeBlobEvents.cpp jvmtiEnv.cpp jvmtiRedefineClasses.cpp jvmtiEnvBase.cpp jvmtiEnvThreadState.cpp \
 	jvmtiTagMap.cpp jvmtiEventController.cpp evmCompat.cpp jvmtiEnter.xsl jvmtiExport.cpp \

hotspot/src/share/vm/prims/forte.cpp

@@ -35,6 +35,19 @@
 #include "runtime/vframe.hpp"
 #include "runtime/vframeArray.hpp"
 
+// call frame copied from old .h file and renamed
+typedef struct {
+    jint lineno;                      // line number in the source file
+    jmethodID method_id;              // method executed in this frame
+} ASGCT_CallFrame;
+
+// call trace copied from old .h file and renamed
+typedef struct {
+    JNIEnv *env_id;                   // Env where trace was recorded
+    jint num_frames;                  // number of frames in this trace
+    ASGCT_CallFrame *frames;          // frames
+} ASGCT_CallTrace;
+
 // These name match the names reported by the forte quality kit
 enum {
   ticks_no_Java_frame         =  0,
@@ -50,6 +63,8 @@ enum {
   ticks_safepoint             = -10
 };
 
+#if INCLUDE_JVMTI
+
 //-------------------------------------------------------
 
 // Native interfaces for use by Forte tools.
@@ -360,20 +375,6 @@ static bool find_initial_Java_frame(JavaThread* thread,
 
 }
 
-
-// call frame copied from old .h file and renamed
-typedef struct {
-    jint lineno;                      // line number in the source file
-    jmethodID method_id;              // method executed in this frame
-} ASGCT_CallFrame;
-
-// call trace copied from old .h file and renamed
-typedef struct {
-    JNIEnv *env_id;                   // Env where trace was recorded
-    jint num_frames;                  // number of frames in this trace
-    ASGCT_CallFrame *frames;          // frames
-} ASGCT_CallTrace;
-
 static void forte_fill_call_trace_given_top(JavaThread* thd,
                                             ASGCT_CallTrace* trace,
                                             int depth,
@@ -634,3 +635,12 @@ void Forte::register_stub(const char* name, address start, address end) {
     pointer_delta(end, start, sizeof(jbyte)), 0, NULL);
 #endif // !_WINDOWS && !IA64
 }
+
+#else // INCLUDE_JVMTI
+extern "C" {
+  JNIEXPORT
+  void AsyncGetCallTrace(ASGCT_CallTrace *trace, jint depth, void* ucontext) {
+    trace->num_frames = ticks_no_class_load; // -1
+  }
+}
+#endif // INCLUDE_JVMTI

hotspot/src/share/vm/services/memTracker.cpp

@@ -34,6 +34,7 @@
 #include "services/memReporter.hpp"
 #include "services/memTracker.hpp"
 #include "utilities/decoder.hpp"
+#include "utilities/defaultStream.hpp"
 #include "utilities/globalDefinitions.hpp"
 
 bool NMT_track_callsite = false;
@@ -77,7 +78,15 @@ void MemTracker::init_tracking_options(const char* option_line) {
   if (strcmp(option_line, "=summary") == 0) {
     _tracking_level = NMT_summary;
   } else if (strcmp(option_line, "=detail") == 0) {
-    _tracking_level = NMT_detail;
+    // detail relies on a stack-walking ability that may not
+    // be available depending on platform and/or compiler flags
+    if (PLATFORM_NMT_DETAIL_SUPPORTED) {
+      _tracking_level = NMT_detail;
+    } else {
+      jio_fprintf(defaultStream::error_stream(),
+        "NMT detail is not supported on this platform.  Using NMT summary instead.");
+      _tracking_level = NMT_summary;
+    }
   } else if (strcmp(option_line, "=off") != 0) {
     vm_exit_during_initialization("Syntax error, expecting -XX:NativeMemoryTracking=[off|summary|detail]", NULL);
   }

hotspot/src/share/vm/utilities/globalDefinitions.hpp

@@ -380,6 +380,14 @@ const uint64_t KlassEncodingMetaspaceMax = (uint64_t(max_juint) + 1) << LogKlass
 # include "globalDefinitions_ppc.hpp"
 #endif
 
+/*
+ * If a platform does not support NMT_detail
+ * the platform specific globalDefinitions (above)
+ * can set PLATFORM_NMT_DETAIL_SUPPORTED to false
+ */
+#ifndef PLATFORM_NMT_DETAIL_SUPPORTED
+#define PLATFORM_NMT_DETAIL_SUPPORTED true
+#endif
 
 // The byte alignment to be used by Arena::Amalloc.  See bugid 4169348.
 // Note: this value must be a power of 2