src/hotspot/share/runtime/frame.inline.hpp
author stuefe
Fri, 07 Sep 2018 07:52:35 +0200
branchstuefe-statistical-history
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permissions -rw-r--r--
Initial implementation of statistical history (JDK-8212618)
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/*
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 * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef SHARE_RUNTIME_FRAME_INLINE_HPP
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#define SHARE_RUNTIME_FRAME_INLINE_HPP
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#include "code/compiledMethod.inline.hpp"
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#include "interpreter/bytecodeInterpreter.hpp"
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#include "interpreter/bytecodeInterpreter.inline.hpp"
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#include "interpreter/interpreter.hpp"
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#include "oops/method.hpp"
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#include "runtime/frame.hpp"
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#include "runtime/signature.hpp"
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#include "utilities/macros.hpp"
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#ifdef ZERO
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# include "entryFrame_zero.hpp"
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# include "fakeStubFrame_zero.hpp"
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# include "interpreterFrame_zero.hpp"
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#endif
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#include CPU_HEADER_INLINE(frame)
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inline bool frame::is_entry_frame() const {
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  return StubRoutines::returns_to_call_stub(pc());
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}
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inline bool frame::is_stub_frame() const {
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  return StubRoutines::is_stub_code(pc()) || (_cb != NULL && _cb->is_adapter_blob());
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}
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inline bool frame::is_first_frame() const {
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  return is_entry_frame() && entry_frame_is_first();
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}
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inline oop* frame::oopmapreg_to_location(VMReg reg, const RegisterMap* reg_map) const {
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  if(reg->is_reg()) {
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    // If it is passed in a register, it got spilled in the stub frame.
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    return (oop *)reg_map->location(reg);
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  } else {
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    int sp_offset_in_bytes = reg->reg2stack() * VMRegImpl::stack_slot_size;
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    return (oop*)(((address)unextended_sp()) + sp_offset_in_bytes);
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  }
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}
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inline bool StackFrameStream::is_done() {
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  return (_is_done) ? true : (_is_done = _fr.is_first_frame(), false);
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}
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#endif // SHARE_RUNTIME_FRAME_INLINE_HPP