# HG changeset patch
# User iignatyev
# Date 1427990025 -10800
# Node ID 3d95cca71acebdc004cdbecaf1905c24c948b7c5
# Parent  a3a254791703ac1311a5d71af9319f322145c0d7
8043225: Make whitebox API functions more stable
Summary: Added checks for null parameters where applicable
Reviewed-by: dholmes, iignatyev
Contributed-by: Kirill Zhaldybin <kirill.zhaldybin@oracle.com>

diff -r a3a254791703 -r 3d95cca71ace hotspot/src/share/vm/prims/whitebox.cpp
--- a/hotspot/src/share/vm/prims/whitebox.cpp	Thu Apr 02 16:37:29 2015 +0200
+++ b/hotspot/src/share/vm/prims/whitebox.cpp	Thu Apr 02 18:53:45 2015 +0300
@@ -1296,19 +1296,19 @@
 #define CC (char*)
 
 static JNINativeMethod methods[] = {
-  {CC"getObjectAddress",   CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectAddress  },
-  {CC"getObjectSize",      CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectSize     },
-  {CC"isObjectInOldGen",   CC"(Ljava/lang/Object;)Z", (void*)&WB_isObjectInOldGen  },
+  {CC"getObjectAddress0",   CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectAddress  },
+  {CC"getObjectSize0",      CC"(Ljava/lang/Object;)J", (void*)&WB_GetObjectSize     },
+  {CC"isObjectInOldGen0",   CC"(Ljava/lang/Object;)Z", (void*)&WB_isObjectInOldGen  },
   {CC"getHeapOopSize",     CC"()I",                   (void*)&WB_GetHeapOopSize    },
   {CC"getVMPageSize",      CC"()I",                   (void*)&WB_GetVMPageSize     },
   {CC"isClassAlive0",      CC"(Ljava/lang/String;)Z", (void*)&WB_IsClassAlive      },
-  {CC"parseCommandLine",
+  {CC"parseCommandLine0",
       CC"(Ljava/lang/String;C[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;",
       (void*) &WB_ParseCommandLine
   },
-  {CC"addToBootstrapClassLoaderSearch", CC"(Ljava/lang/String;)V",
+  {CC"addToBootstrapClassLoaderSearch0", CC"(Ljava/lang/String;)V",
                                                       (void*)&WB_AddToBootstrapClassLoaderSearch},
-  {CC"addToSystemClassLoaderSearch",    CC"(Ljava/lang/String;)V",
+  {CC"addToSystemClassLoaderSearch0",    CC"(Ljava/lang/String;)V",
                                                       (void*)&WB_AddToSystemClassLoaderSearch},
   {CC"getCompressedOopsMaxHeapSize", CC"()J",
       (void*)&WB_GetCompressedOopsMaxHeapSize},
@@ -1318,7 +1318,7 @@
   {CC"stressVirtualSpaceResize",CC"(JJJ)I",           (void*)&WB_StressVirtualSpaceResize},
 #if INCLUDE_ALL_GCS
   {CC"g1InConcurrentMark", CC"()Z",                   (void*)&WB_G1InConcurrentMark},
-  {CC"g1IsHumongous",      CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous     },
+  {CC"g1IsHumongous0",      CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous     },
   {CC"g1NumMaxRegions",    CC"()J",                   (void*)&WB_G1NumMaxRegions  },
   {CC"g1NumFreeRegions",   CC"()J",                   (void*)&WB_G1NumFreeRegions  },
   {CC"g1RegionSize",       CC"()I",                   (void*)&WB_G1RegionSize      },
@@ -1339,29 +1339,29 @@
 #endif // INCLUDE_NMT
   {CC"deoptimizeFrames",   CC"(Z)I",                  (void*)&WB_DeoptimizeFrames  },
   {CC"deoptimizeAll",      CC"()V",                   (void*)&WB_DeoptimizeAll     },
-  {CC"deoptimizeMethod",   CC"(Ljava/lang/reflect/Executable;Z)I",
+  {CC"deoptimizeMethod0",   CC"(Ljava/lang/reflect/Executable;Z)I",
                                                       (void*)&WB_DeoptimizeMethod  },
-  {CC"isMethodCompiled",   CC"(Ljava/lang/reflect/Executable;Z)Z",
+  {CC"isMethodCompiled0",   CC"(Ljava/lang/reflect/Executable;Z)Z",
                                                       (void*)&WB_IsMethodCompiled  },
-  {CC"isMethodCompilable", CC"(Ljava/lang/reflect/Executable;IZ)Z",
+  {CC"isMethodCompilable0", CC"(Ljava/lang/reflect/Executable;IZ)Z",
                                                       (void*)&WB_IsMethodCompilable},
-  {CC"isMethodQueuedForCompilation",
+  {CC"isMethodQueuedForCompilation0",
       CC"(Ljava/lang/reflect/Executable;)Z",          (void*)&WB_IsMethodQueuedForCompilation},
-  {CC"makeMethodNotCompilable",
+  {CC"makeMethodNotCompilable0",
       CC"(Ljava/lang/reflect/Executable;IZ)V",        (void*)&WB_MakeMethodNotCompilable},
-  {CC"testSetDontInlineMethod",
+  {CC"testSetDontInlineMethod0",
       CC"(Ljava/lang/reflect/Executable;Z)Z",         (void*)&WB_TestSetDontInlineMethod},
-  {CC"getMethodCompilationLevel",
+  {CC"getMethodCompilationLevel0",
       CC"(Ljava/lang/reflect/Executable;Z)I",         (void*)&WB_GetMethodCompilationLevel},
-  {CC"getMethodEntryBci",
+  {CC"getMethodEntryBci0",
       CC"(Ljava/lang/reflect/Executable;)I",          (void*)&WB_GetMethodEntryBci},
   {CC"getCompileQueueSize",
       CC"(I)I",                                       (void*)&WB_GetCompileQueueSize},
-  {CC"testSetForceInlineMethod",
+  {CC"testSetForceInlineMethod0",
       CC"(Ljava/lang/reflect/Executable;Z)Z",         (void*)&WB_TestSetForceInlineMethod},
-  {CC"enqueueMethodForCompilation",
+  {CC"enqueueMethodForCompilation0",
       CC"(Ljava/lang/reflect/Executable;II)Z",        (void*)&WB_EnqueueMethodForCompilation},
-  {CC"clearMethodState",
+  {CC"clearMethodState0",
       CC"(Ljava/lang/reflect/Executable;)V",          (void*)&WB_ClearMethodState},
   {CC"lockCompilation",    CC"()V",                   (void*)&WB_LockCompilation},
   {CC"unlockCompilation",  CC"()V",                   (void*)&WB_UnlockCompilation},
@@ -1400,7 +1400,7 @@
   {CC"incMetaspaceCapacityUntilGC", CC"(J)J",         (void*)&WB_IncMetaspaceCapacityUntilGC },
   {CC"metaspaceCapacityUntilGC", CC"()J",             (void*)&WB_MetaspaceCapacityUntilGC },
   {CC"getCPUFeatures",     CC"()Ljava/lang/String;",  (void*)&WB_GetCPUFeatures     },
-  {CC"getNMethod",         CC"(Ljava/lang/reflect/Executable;Z)[Ljava/lang/Object;",
+  {CC"getNMethod0",         CC"(Ljava/lang/reflect/Executable;Z)[Ljava/lang/Object;",
                                                       (void*)&WB_GetNMethod         },
   {CC"forceNMethodSweep0", CC"()Ljava/lang/Thread;",  (void*)&WB_ForceNMethodSweep  },
   {CC"allocateCodeBlob",   CC"(II)J",                 (void*)&WB_AllocateCodeBlob   },
@@ -1412,7 +1412,7 @@
   {CC"getThreadStackSize", CC"()J",                   (void*)&WB_GetThreadStackSize },
   {CC"getThreadRemainingStackSize", CC"()J",          (void*)&WB_GetThreadRemainingStackSize },
   {CC"assertMatchingSafepointCalls", CC"(ZZ)V",       (void*)&WB_AssertMatchingSafepointCalls },
-  {CC"isMonitorInflated",  CC"(Ljava/lang/Object;)Z", (void*)&WB_IsMonitorInflated  },
+  {CC"isMonitorInflated0",  CC"(Ljava/lang/Object;)Z", (void*)&WB_IsMonitorInflated  },
   {CC"forceSafepoint",     CC"()V",                   (void*)&WB_ForceSafepoint     },
   {CC"getMethodBooleanOption",
       CC"(Ljava/lang/reflect/Executable;Ljava/lang/String;)Ljava/lang/Boolean;",