1 /*
   2  * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *

3013 #endif // PRODUCT
3014 
3015   if (EnableInvokeDynamic && !EnableMethodHandles) {
3016     if (!FLAG_IS_DEFAULT(EnableMethodHandles)) {
3017       warning("forcing EnableMethodHandles true because EnableInvokeDynamic is true");
3018     }
3019     EnableMethodHandles = true;
3020   }
3021   if (EnableMethodHandles && !AnonymousClasses) {
3022     if (!FLAG_IS_DEFAULT(AnonymousClasses)) {
3023       warning("forcing AnonymousClasses true because EnableMethodHandles is true");
3024     }
3025     AnonymousClasses = true;
3026   }
3027   if ((EnableMethodHandles || AnonymousClasses) && ScavengeRootsInCode == 0) {
3028     if (!FLAG_IS_DEFAULT(ScavengeRootsInCode)) {
3029       warning("forcing ScavengeRootsInCode non-zero because EnableMethodHandles or AnonymousClasses is true");
3030     }
3031     ScavengeRootsInCode = 1;
3032   }
3033 #ifdef COMPILER2
3034   if (EnableInvokeDynamic && DoEscapeAnalysis) {
3035     // TODO: We need to find rules for invokedynamic and EA.  For now,
3036     // simply disable EA by default.
3037     if (FLAG_IS_DEFAULT(DoEscapeAnalysis)) {
3038       DoEscapeAnalysis = false;
3039     }
3040   }
3041 #endif
3042 
3043   if (PrintGCDetails) {
3044     // Turn on -verbose:gc options as well
3045     PrintGC = true;
3046   }
3047 
3048   // Set object alignment values.
3049   set_object_alignment();
3050 
3051 #ifdef SERIALGC
3052   force_serial_gc();
3053 #endif // SERIALGC
3054 #ifdef KERNEL
3055   no_shared_spaces();
3056 #endif // KERNEL
3057 
3058   // Set flags based on ergonomics.
3059   set_ergonomics_flags();
3060 
3061   if (UseCompressedOops) {

   1 /*
   2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *

3013 #endif // PRODUCT
3014 
3015   if (EnableInvokeDynamic && !EnableMethodHandles) {
3016     if (!FLAG_IS_DEFAULT(EnableMethodHandles)) {
3017       warning("forcing EnableMethodHandles true because EnableInvokeDynamic is true");
3018     }
3019     EnableMethodHandles = true;
3020   }
3021   if (EnableMethodHandles && !AnonymousClasses) {
3022     if (!FLAG_IS_DEFAULT(AnonymousClasses)) {
3023       warning("forcing AnonymousClasses true because EnableMethodHandles is true");
3024     }
3025     AnonymousClasses = true;
3026   }
3027   if ((EnableMethodHandles || AnonymousClasses) && ScavengeRootsInCode == 0) {
3028     if (!FLAG_IS_DEFAULT(ScavengeRootsInCode)) {
3029       warning("forcing ScavengeRootsInCode non-zero because EnableMethodHandles or AnonymousClasses is true");
3030     }
3031     ScavengeRootsInCode = 1;
3032   }









3033 
3034   if (PrintGCDetails) {
3035     // Turn on -verbose:gc options as well
3036     PrintGC = true;
3037   }
3038 
3039   // Set object alignment values.
3040   set_object_alignment();
3041 
3042 #ifdef SERIALGC
3043   force_serial_gc();
3044 #endif // SERIALGC
3045 #ifdef KERNEL
3046   no_shared_spaces();
3047 #endif // KERNEL
3048 
3049   // Set flags based on ergonomics.
3050   set_ergonomics_flags();
3051 
3052   if (UseCompressedOops) {