1 /*
   2  * Copyright (c) 2016, 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  */


  23 
  24 #include "aot/compiledIC_aot.hpp"
  25 #include "code/codeCache.hpp"
  26 #include "memory/resourceArea.hpp"
  27 
  28 void CompiledDirectStaticCall::set_to_far(const methodHandle& callee, address entry) {
  29   address stub = find_stub(true /* is_far */);
  30   guarantee(stub != NULL, "stub not found");
  31 
  32   if (TraceICs) {
  33     ResourceMark rm;
  34     tty->print_cr("CompiledDirectStaticCall@" INTPTR_FORMAT ": set_to_far %s",
  35                   p2i(instruction_address()),
  36                   callee->name_and_sig_as_C_string());
  37   }
  38 
  39   // Creation also verifies the object.
  40   // mov rax,imm_aot_addr
  41   // jmp rax
  42   NativeMovConstReg* destination_holder = nativeMovConstReg_at(stub);

   1 /*
   2  * Copyright (c) 2016, 2017, 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  */
  23 
  24 #include "precompiled.hpp"
  25 
  26 #include "aot/compiledIC_aot.hpp"
  27 #include "code/codeCache.hpp"
  28 #include "memory/resourceArea.hpp"
  29 
  30 void CompiledDirectStaticCall::set_to_far(const methodHandle& callee, address entry) {
  31   address stub = find_stub(true /* is_far */);
  32   guarantee(stub != NULL, "stub not found");
  33 
  34   if (TraceICs) {
  35     ResourceMark rm;
  36     tty->print_cr("CompiledDirectStaticCall@" INTPTR_FORMAT ": set_to_far %s",
  37                   p2i(instruction_address()),
  38                   callee->name_and_sig_as_C_string());
  39   }
  40 
  41   // Creation also verifies the object.
  42   // mov rax,imm_aot_addr
  43   // jmp rax
  44   NativeMovConstReg* destination_holder = nativeMovConstReg_at(stub);