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src/hotspot/cpu/aarch64/relocInfo_aarch64.hpp

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rev 48402 : 8193927: Optimize scanning code for oops.
Reviewed-by: simonis, mdoerr, aph
   1 /*
   2  * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2014, Red Hat Inc. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
  27 #define CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
  28 
  29   // machine-dependent parts of class relocInfo
  30  private:
  31   enum {
  32     // Relocations are byte-aligned.
  33     offset_unit        =  1,
  34     // We don't use format().
  35     format_width       =  0
  36   };






  37 
  38 #endif // CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
   1 /*
   2  * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2014, Red Hat Inc. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
  27 #define CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
  28 
  29   // machine-dependent parts of class relocInfo
  30  private:
  31   enum {
  32     // Relocations are byte-aligned.
  33     offset_unit        =  1,
  34     // We don't use format().
  35     format_width       =  0
  36   };
  37 
  38  public:
  39 
  40   // This platform has no oops in the code that are not also
  41   // listed in the oop section.
  42   static bool mustIterateImmediateOopsInCode() { return false; }
  43 
  44 #endif // CPU_AARCH64_VM_RELOCINFO_AARCH64_HPP
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