src/java.base/share/classes/java/lang/invoke/MethodHandleStatics.java

rev 11011 : 8063137: Never-taken branches should be pruned when GWT LambdaForms are shared
Reviewed-by: ?

*** 46,77 ****
      static final boolean TRACE_INTERPRETER;
      static final boolean TRACE_METHOD_LINKAGE;
      static final int COMPILE_THRESHOLD;
      static final int DONT_INLINE_THRESHOLD;
      static final int PROFILE_LEVEL;
  
      static {
!         final Object[] values = new Object[7];
          AccessController.doPrivileged(new PrivilegedAction<Void>() {
                  public Void run() {
                      values[0] = Boolean.getBoolean("java.lang.invoke.MethodHandle.DEBUG_NAMES");
                      values[1] = Boolean.getBoolean("java.lang.invoke.MethodHandle.DUMP_CLASS_FILES");
                      values[2] = Boolean.getBoolean("java.lang.invoke.MethodHandle.TRACE_INTERPRETER");
                      values[3] = Boolean.getBoolean("java.lang.invoke.MethodHandle.TRACE_METHOD_LINKAGE");
                      values[4] = Integer.getInteger("java.lang.invoke.MethodHandle.COMPILE_THRESHOLD", 0);
                      values[5] = Integer.getInteger("java.lang.invoke.MethodHandle.DONT_INLINE_THRESHOLD", 30);
                      values[6] = Integer.getInteger("java.lang.invoke.MethodHandle.PROFILE_LEVEL", 0);
                      return null;
                  }
              });
          DEBUG_METHOD_HANDLE_NAMES = (Boolean) values[0];
          DUMP_CLASS_FILES          = (Boolean) values[1];
          TRACE_INTERPRETER         = (Boolean) values[2];
          TRACE_METHOD_LINKAGE      = (Boolean) values[3];
          COMPILE_THRESHOLD         = (Integer) values[4];
          DONT_INLINE_THRESHOLD     = (Integer) values[5];
          PROFILE_LEVEL             = (Integer) values[6];
      }
  
      /** Tell if any of the debugging switches are turned on.
       *  If this is the case, it is reasonable to perform extra checks or save extra information.
       */
--- 46,80 ----
      static final boolean TRACE_INTERPRETER;
      static final boolean TRACE_METHOD_LINKAGE;
      static final int COMPILE_THRESHOLD;
      static final int DONT_INLINE_THRESHOLD;
      static final int PROFILE_LEVEL;
+     static final boolean PROFILE_GWT;
  
      static {
!         final Object[] values = new Object[8];
          AccessController.doPrivileged(new PrivilegedAction<Void>() {
                  public Void run() {
                      values[0] = Boolean.getBoolean("java.lang.invoke.MethodHandle.DEBUG_NAMES");
                      values[1] = Boolean.getBoolean("java.lang.invoke.MethodHandle.DUMP_CLASS_FILES");
                      values[2] = Boolean.getBoolean("java.lang.invoke.MethodHandle.TRACE_INTERPRETER");
                      values[3] = Boolean.getBoolean("java.lang.invoke.MethodHandle.TRACE_METHOD_LINKAGE");
                      values[4] = Integer.getInteger("java.lang.invoke.MethodHandle.COMPILE_THRESHOLD", 0);
                      values[5] = Integer.getInteger("java.lang.invoke.MethodHandle.DONT_INLINE_THRESHOLD", 30);
                      values[6] = Integer.getInteger("java.lang.invoke.MethodHandle.PROFILE_LEVEL", 0);
+                     values[7] = Boolean.parseBoolean(System.getProperty("java.lang.invoke.MethodHandle.PROFILE_GWT", "true"));
                      return null;
                  }
              });
          DEBUG_METHOD_HANDLE_NAMES = (Boolean) values[0];
          DUMP_CLASS_FILES          = (Boolean) values[1];
          TRACE_INTERPRETER         = (Boolean) values[2];
          TRACE_METHOD_LINKAGE      = (Boolean) values[3];
          COMPILE_THRESHOLD         = (Integer) values[4];
          DONT_INLINE_THRESHOLD     = (Integer) values[5];
          PROFILE_LEVEL             = (Integer) values[6];
+         PROFILE_GWT               = (Boolean) values[7];
      }
  
      /** Tell if any of the debugging switches are turned on.
       *  If this is the case, it is reasonable to perform extra checks or save extra information.
       */