never@1445: /*
mikael@6198:  * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
twisti@1814:  * Copyright 2008, 2010 Red Hat, Inc.
never@1445:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
never@1445:  *
never@1445:  * This code is free software; you can redistribute it and/or modify it
never@1445:  * under the terms of the GNU General Public License version 2 only, as
never@1445:  * published by the Free Software Foundation.
never@1445:  *
never@1445:  * This code is distributed in the hope that it will be useful, but WITHOUT
never@1445:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
never@1445:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
never@1445:  * version 2 for more details (a copy is included in the LICENSE file that
never@1445:  * accompanied this code).
never@1445:  *
never@1445:  * You should have received a copy of the GNU General Public License version
never@1445:  * 2 along with this work; if not, write to the Free Software Foundation,
never@1445:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
never@1445:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
never@1445:  *
never@1445:  */
never@1445: 
stefank@2314: #ifndef CPU_ZERO_VM_ENTRYFRAME_ZERO_HPP
stefank@2314: #define CPU_ZERO_VM_ENTRYFRAME_ZERO_HPP
stefank@2314: 
stefank@2314: #include "runtime/javaCalls.hpp"
stefank@2314: #include "stack_zero.hpp"
stefank@2314: 
never@1445: // |  ...               |
never@1445: // +--------------------+  ------------------
never@1445: // | parameter n-1      |       low addresses
never@1445: // |  ...               |
never@1445: // | parameter 0        |
never@1445: // | call_wrapper       |
never@1445: // | frame_type         |
never@1445: // | next_frame         |      high addresses
never@1445: // +--------------------+  ------------------
never@1445: // |  ...               |
never@1445: 
never@1445: class EntryFrame : public ZeroFrame {
never@1445:  private:
never@1445:   EntryFrame() : ZeroFrame() {
never@1445:     ShouldNotCallThis();
never@1445:   }
never@1445: 
never@1445:  protected:
never@1445:   enum Layout {
never@1445:     call_wrapper_off = jf_header_words,
never@1445:     header_words
never@1445:   };
never@1445: 
never@1445:  public:
twisti@1814:   static EntryFrame *build(const intptr_t*  parameters,
never@1445:                            int              parameter_words,
twisti@1814:                            JavaCallWrapper* call_wrapper,
twisti@1814:                            TRAPS);
never@1445:  public:
omajid@5497:   JavaCallWrapper **call_wrapper() const {
omajid@5497:     return (JavaCallWrapper **) addr_of_word(call_wrapper_off);
never@1445:   }
never@1445: 
never@1445:  public:
never@1445:   void identify_word(int   frame_index,
never@1445:                      int   offset,
never@1445:                      char* fieldbuf,
never@1445:                      char* valuebuf,
never@1445:                      int   buflen) const;
never@1445: };
stefank@2314: 
stefank@2314: #endif // CPU_ZERO_VM_ENTRYFRAME_ZERO_HPP