Mercurial > hg > openjdk > lambda > hotspot

changeset 4723:f6a055fcf47d

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8005038: remove crufty '_g' support from SA Reviewed-by: coleenp, mgronlun, rbackman
author sla
date Tue, 07 May 2013 14:33:09 +0200
parents b5fef8013a95
children 33bcd9ead1d5 58bb870a0cbd
files agent/src/os/bsd/ps_core.c agent/src/os/linux/ps_core.c agent/src/os/solaris/proc/saproc.cpp agent/src/share/classes/sun/jvm/hotspot/HotSpotAgent.java agent/src/share/classes/sun/jvm/hotspot/LinuxVtblAccess.java agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java agent/src/share/classes/sun/jvm/hotspot/debugger/linux/LinuxDebuggerLocal.java
diffstat 7 files changed, 91 insertions(+), 68 deletions(-) [+]
line wrap: on
line diff
--- a/agent/src/os/bsd/ps_core.c	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/os/bsd/ps_core.c	Tue May 07 14:33:09 2013 +0200
@@ -199,10 +199,10 @@
 //---------------------------------------------------------------
 // Part of the class sharing workaround:
 //
-// With class sharing, pages are mapped from classes[_g].jsa file.
+// With class sharing, pages are mapped from classes.jsa file.
 // The read-only class sharing pages are mapped as MAP_SHARED,
 // PROT_READ pages. These pages are not dumped into core dump.
-// With this workaround, these pages are read from classes[_g].jsa.
+// With this workaround, these pages are read from classes.jsa.
 
 // FIXME: !HACK ALERT!
 // The format of sharing achive file header is needed to read shared heap
@@ -298,14 +298,12 @@
   lib_info* lib = ph->libs;
   while (lib != NULL) {
     // we are iterating over shared objects from the core dump. look for
-    // libjvm[_g].so.
+    // libjvm.so.
     const char *jvm_name = 0;
 #ifdef __APPLE__
-    if ((jvm_name = strstr(lib->name, "/libjvm.dylib")) != 0 ||
-        (jvm_name = strstr(lib->name, "/libjvm_g.dylib")) != 0)
+    if ((jvm_name = strstr(lib->name, "/libjvm.dylib")) != 0)
 #else
-    if ((jvm_name = strstr(lib->name, "/libjvm.so")) != 0 ||
-        (jvm_name = strstr(lib->name, "/libjvm_g.so")) != 0)
+    if ((jvm_name = strstr(lib->name, "/libjvm.so")) != 0)
 #endif // __APPLE__
     {
       char classes_jsa[PATH_MAX];
@@ -389,7 +387,7 @@
       }
 
       ph->core->classes_jsa_fd = fd;
-      // add read-only maps from classes[_g].jsa to the list of maps
+      // add read-only maps from classes.jsa to the list of maps
       for (m = 0; m < NUM_SHARED_MAPS; m++) {
         if (header._space[m]._read_only) {
           base = (uintptr_t) header._space[m]._base;
--- a/agent/src/os/linux/ps_core.c	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/os/linux/ps_core.c	Tue May 07 14:33:09 2013 +0200
@@ -195,10 +195,10 @@
 //---------------------------------------------------------------
 // Part of the class sharing workaround:
 //
-// With class sharing, pages are mapped from classes[_g].jsa file.
+// With class sharing, pages are mapped from classes.jsa file.
 // The read-only class sharing pages are mapped as MAP_SHARED,
 // PROT_READ pages. These pages are not dumped into core dump.
-// With this workaround, these pages are read from classes[_g].jsa.
+// With this workaround, these pages are read from classes.jsa.
 
 // FIXME: !HACK ALERT!
 // The format of sharing achive file header is needed to read shared heap
@@ -284,10 +284,9 @@
    lib_info* lib = ph->libs;
    while (lib != NULL) {
       // we are iterating over shared objects from the core dump. look for
-      // libjvm[_g].so.
+      // libjvm.so.
       const char *jvm_name = 0;
-      if ((jvm_name = strstr(lib->name, "/libjvm.so")) != 0 ||
-          (jvm_name = strstr(lib->name, "/libjvm_g.so")) != 0) {
+      if ((jvm_name = strstr(lib->name, "/libjvm.so")) != 0) {
          char classes_jsa[PATH_MAX];
          struct FileMapHeader header;
          size_t n = 0;
@@ -371,7 +370,7 @@
          }
 
          ph->core->classes_jsa_fd = fd;
-         // add read-only maps from classes[_g].jsa to the list of maps
+         // add read-only maps from classes.jsa to the list of maps
          for (m = 0; m < NUM_SHARED_MAPS; m++) {
             if (header._space[m]._read_only) {
                base = (uintptr_t) header._space[m]._base;
--- a/agent/src/os/solaris/proc/saproc.cpp	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/os/solaris/proc/saproc.cpp	Tue May 07 14:33:09 2013 +0200
@@ -589,8 +589,7 @@
   JNIEnv*   env = dbg->env;
   jobject this_obj = dbg->this_obj;
   const char* jvm_name = 0;
-  if ((jvm_name = strstr(obj_name, "libjvm.so")) != NULL ||
-      (jvm_name = strstr(obj_name, "libjvm_g.so")) != NULL) {
+  if ((jvm_name = strstr(obj_name, "libjvm.so")) != NULL) {
     jvm_name = obj_name;
   } else {
     return 0;
@@ -598,7 +597,7 @@
 
   struct ps_prochandle* ph = (struct ps_prochandle*) env->GetLongField(this_obj, p_ps_prochandle_ID);
 
-  // initialize classes[_g].jsa file descriptor field.
+  // initialize classes.jsa file descriptor field.
   dbg->env->SetIntField(this_obj, classes_jsa_fd_ID, -1);
 
   // check whether class sharing is on by reading variable "UseSharedSpaces"
@@ -641,7 +640,7 @@
 
   print_debug("looking for %s\n", classes_jsa);
 
-  // open the classes[_g].jsa
+  // open the classes.jsa
   int fd = libsaproc_open(classes_jsa, O_RDONLY);
   if (fd < 0) {
     char errMsg[ERR_MSG_SIZE];
@@ -651,7 +650,7 @@
     print_debug("opened shared archive file %s\n", classes_jsa);
   }
 
-  // parse classes[_g].jsa
+  // parse classes.jsa
   struct FileMapHeader* pheader = (struct FileMapHeader*) malloc(sizeof(struct FileMapHeader));
   if (pheader == NULL) {
     close(fd);
@@ -798,8 +797,8 @@
   if (! isProcess) {
     /*
      * With class sharing, shared perm. gen heap is allocated in with MAP_SHARED|PROT_READ.
-     * These pages are mapped from the file "classes[_g].jsa". MAP_SHARED pages are not dumped
-     * in Solaris core.To read shared heap pages, we have to read classes[_g].jsa file.
+     * These pages are mapped from the file "classes.jsa". MAP_SHARED pages are not dumped
+     * in Solaris core.To read shared heap pages, we have to read classes.jsa file.
      */
     Pobject_iter(ph, init_classsharing_workaround, &dbg);
     exception = env->ExceptionOccurred();
--- a/agent/src/share/classes/sun/jvm/hotspot/HotSpotAgent.java	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/share/classes/sun/jvm/hotspot/HotSpotAgent.java	Tue May 07 14:33:09 2013 +0200
@@ -24,20 +24,29 @@
 
 package sun.jvm.hotspot;
 
-import java.io.PrintStream;
-import java.net.*;
-import java.rmi.*;
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.debugger.bsd.*;
-import sun.jvm.hotspot.debugger.proc.*;
-import sun.jvm.hotspot.debugger.remote.*;
-import sun.jvm.hotspot.debugger.windbg.*;
-import sun.jvm.hotspot.debugger.linux.*;
-import sun.jvm.hotspot.memory.*;
-import sun.jvm.hotspot.oops.*;
-import sun.jvm.hotspot.runtime.*;
-import sun.jvm.hotspot.types.*;
-import sun.jvm.hotspot.utilities.*;
+import java.rmi.RemoteException;
+
+import sun.jvm.hotspot.debugger.Debugger;
+import sun.jvm.hotspot.debugger.DebuggerException;
+import sun.jvm.hotspot.debugger.JVMDebugger;
+import sun.jvm.hotspot.debugger.MachineDescription;
+import sun.jvm.hotspot.debugger.MachineDescriptionAMD64;
+import sun.jvm.hotspot.debugger.MachineDescriptionIA64;
+import sun.jvm.hotspot.debugger.MachineDescriptionIntelX86;
+import sun.jvm.hotspot.debugger.MachineDescriptionSPARC32Bit;
+import sun.jvm.hotspot.debugger.MachineDescriptionSPARC64Bit;
+import sun.jvm.hotspot.debugger.NoSuchSymbolException;
+import sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal;
+import sun.jvm.hotspot.debugger.linux.LinuxDebuggerLocal;
+import sun.jvm.hotspot.debugger.proc.ProcDebuggerLocal;
+import sun.jvm.hotspot.debugger.remote.RemoteDebugger;
+import sun.jvm.hotspot.debugger.remote.RemoteDebuggerClient;
+import sun.jvm.hotspot.debugger.remote.RemoteDebuggerServer;
+import sun.jvm.hotspot.debugger.windbg.WindbgDebuggerLocal;
+import sun.jvm.hotspot.runtime.VM;
+import sun.jvm.hotspot.types.TypeDataBase;
+import sun.jvm.hotspot.utilities.PlatformInfo;
+import sun.jvm.hotspot.utilities.UnsupportedPlatformException;
 
 /** <P> This class wraps much of the basic functionality and is the
  * highest-level factory for VM data structures. It makes it simple
@@ -475,7 +484,7 @@
     }
 
     private void setupJVMLibNamesSolaris() {
-        jvmLibNames = new String[] { "libjvm.so", "libjvm_g.so", "gamma_g" };
+        jvmLibNames = new String[] { "libjvm.so" };
     }
 
     //
@@ -507,7 +516,7 @@
     }
 
     private void setupJVMLibNamesWin32() {
-        jvmLibNames = new String[] { "jvm.dll", "jvm_g.dll" };
+        jvmLibNames = new String[] { "jvm.dll" };
     }
 
     //
@@ -547,7 +556,7 @@
     }
 
     private void setupJVMLibNamesLinux() {
-        jvmLibNames = new String[] { "libjvm.so", "libjvm_g.so" };
+        jvmLibNames = new String[] { "libjvm.so" };
     }
 
     //
@@ -572,7 +581,7 @@
     }
 
     private void setupJVMLibNamesBsd() {
-        jvmLibNames = new String[] { "libjvm.so", "libjvm_g.so" };
+        jvmLibNames = new String[] { "libjvm.so" };
     }
 
     //
@@ -595,7 +604,7 @@
     }
 
     private void setupJVMLibNamesDarwin() {
-        jvmLibNames = new String[] { "libjvm.dylib", "libjvm_g.dylib" };
+        jvmLibNames = new String[] { "libjvm.dylib" };
     }
 
     /** Convenience routine which should be called by per-platform
--- a/agent/src/share/classes/sun/jvm/hotspot/LinuxVtblAccess.java	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/share/classes/sun/jvm/hotspot/LinuxVtblAccess.java	Tue May 07 14:33:09 2013 +0200
@@ -24,9 +24,9 @@
 
 package sun.jvm.hotspot;
 
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.types.*;
-import sun.jvm.hotspot.types.basic.*;
+import sun.jvm.hotspot.debugger.SymbolLookup;
+import sun.jvm.hotspot.types.Type;
+import sun.jvm.hotspot.types.basic.BasicVtblAccess;
 
 public class LinuxVtblAccess extends BasicVtblAccess {
   private String vt;
@@ -35,8 +35,7 @@
                          String[] dllNames) {
     super(symbolLookup, dllNames);
 
-    if (symbolLookup.lookup("libjvm.so", "__vt_10JavaThread") != null ||
-        symbolLookup.lookup("libjvm_g.so", "__vt_10JavaThread") != null) {
+    if (symbolLookup.lookup("libjvm.so", "__vt_10JavaThread") != null) {
        // old C++ ABI
        vt = "__vt_";
     } else {
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	Tue May 07 14:33:09 2013 +0200
@@ -24,17 +24,28 @@
 
 package sun.jvm.hotspot.debugger.bsd;
 
-import java.io.*;
-import java.net.*;
-import java.util.*;
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.debugger.x86.*;
-import sun.jvm.hotspot.debugger.cdbg.*;
-import sun.jvm.hotspot.utilities.*;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+import sun.jvm.hotspot.debugger.Address;
+import sun.jvm.hotspot.debugger.DebuggerBase;
+import sun.jvm.hotspot.debugger.DebuggerException;
+import sun.jvm.hotspot.debugger.DebuggerUtilities;
+import sun.jvm.hotspot.debugger.MachineDescription;
+import sun.jvm.hotspot.debugger.NotInHeapException;
+import sun.jvm.hotspot.debugger.OopHandle;
+import sun.jvm.hotspot.debugger.ReadResult;
+import sun.jvm.hotspot.debugger.ThreadProxy;
+import sun.jvm.hotspot.debugger.UnalignedAddressException;
+import sun.jvm.hotspot.debugger.UnmappedAddressException;
+import sun.jvm.hotspot.debugger.cdbg.CDebugger;
+import sun.jvm.hotspot.debugger.cdbg.ClosestSymbol;
+import sun.jvm.hotspot.debugger.cdbg.LoadObject;
+import sun.jvm.hotspot.runtime.JavaThread;
+import sun.jvm.hotspot.runtime.Threads;
 import sun.jvm.hotspot.runtime.VM;
-import sun.jvm.hotspot.runtime.Threads;
-import sun.jvm.hotspot.runtime.JavaThread;
-import java.lang.reflect.*;
+import sun.jvm.hotspot.utilities.PlatformInfo;
 
 /** <P> An implementation of the JVMDebugger interface. The basic debug
     facilities are implemented through ptrace interface in the JNI code
@@ -246,10 +257,8 @@
     /* called from attach methods */
     private void findABIVersion() throws DebuggerException {
         String libjvmName = isDarwin ? "libjvm.dylib" : "libjvm.so";
-        String libjvm_gName = isDarwin? "libjvm_g.dylib" : "libjvm_g.so";
         String javaThreadVt = isDarwin ? "_vt_10JavaThread" : "__vt_10JavaThread";
-        if (lookupByName0(libjvmName, javaThreadVt) != 0 ||
-            lookupByName0(libjvm_gName, javaThreadVt) != 0) {
+        if (lookupByName0(libjvmName, javaThreadVt) != 0) {
             // old C++ ABI
             useGCC32ABI = false;
         } else {
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/LinuxDebuggerLocal.java	Tue May 07 14:04:26 2013 +0200
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/linux/LinuxDebuggerLocal.java	Tue May 07 14:33:09 2013 +0200
@@ -24,14 +24,25 @@
 
 package sun.jvm.hotspot.debugger.linux;
 
-import java.io.*;
-import java.net.*;
-import java.util.*;
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.debugger.x86.*;
-import sun.jvm.hotspot.debugger.cdbg.*;
-import sun.jvm.hotspot.utilities.*;
-import java.lang.reflect.*;
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+import sun.jvm.hotspot.debugger.Address;
+import sun.jvm.hotspot.debugger.DebuggerBase;
+import sun.jvm.hotspot.debugger.DebuggerException;
+import sun.jvm.hotspot.debugger.DebuggerUtilities;
+import sun.jvm.hotspot.debugger.MachineDescription;
+import sun.jvm.hotspot.debugger.NotInHeapException;
+import sun.jvm.hotspot.debugger.OopHandle;
+import sun.jvm.hotspot.debugger.ReadResult;
+import sun.jvm.hotspot.debugger.ThreadProxy;
+import sun.jvm.hotspot.debugger.UnalignedAddressException;
+import sun.jvm.hotspot.debugger.UnmappedAddressException;
+import sun.jvm.hotspot.debugger.cdbg.CDebugger;
+import sun.jvm.hotspot.debugger.cdbg.ClosestSymbol;
+import sun.jvm.hotspot.debugger.cdbg.LoadObject;
+import sun.jvm.hotspot.utilities.PlatformInfo;
 
 /** <P> An implementation of the JVMDebugger interface. The basic debug
     facilities are implemented through ptrace interface in the JNI code
@@ -238,8 +249,7 @@
 
     /* called from attach methods */
     private void findABIVersion() throws DebuggerException {
-        if (lookupByName0("libjvm.so", "__vt_10JavaThread") != 0 ||
-            lookupByName0("libjvm_g.so", "__vt_10JavaThread") != 0) {
+        if (lookupByName0("libjvm.so", "__vt_10JavaThread") != 0) {
             // old C++ ABI
             useGCC32ABI = false;
         } else {