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/*
* Copyright (c) 2003, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef CPU_ZERO_FRAME_ZERO_INLINE_HPP
#define CPU_ZERO_FRAME_ZERO_INLINE_HPP
#include "code/codeCache.hpp"
// Constructors
inline frame::frame() {
_zeroframe = NULL;
_sp = NULL;
_pc = NULL;
_cb = NULL;
_deopt_state = unknown;
_on_heap = false;
DEBUG_ONLY(_frame_index = -1;)
}
inline address frame::sender_pc() const { ShouldNotCallThis(); return NULL; }
inline frame::frame(intptr_t* sp) {
Unimplemented();
}
inline frame::frame(ZeroFrame* zf, intptr_t* sp) {
_zeroframe = zf;
_sp = sp;
_on_heap = false;
DEBUG_ONLY(_frame_index = -1;)
switch (zeroframe()->type()) {
case ZeroFrame::ENTRY_FRAME:
_pc = StubRoutines::call_stub_return_pc();
_cb = NULL;
_deopt_state = not_deoptimized;
break;
case ZeroFrame::INTERPRETER_FRAME:
_pc = NULL;
_cb = NULL;
_deopt_state = not_deoptimized;
break;
case ZeroFrame::FAKE_STUB_FRAME:
_pc = NULL;
_cb = NULL;
_deopt_state = not_deoptimized;
break;
default:
ShouldNotReachHere();
}
}
// Accessors
inline intptr_t* frame::sender_sp() const {
return fp() + 1;
}
inline intptr_t* frame::real_fp() const {
return fp();
}
inline intptr_t* frame::link() const {
ShouldNotCallThis();
return NULL;
}
inline intptr_t* frame::link_or_null() const {
ShouldNotCallThis();
return NULL;
}
inline interpreterState frame::get_interpreterState() const {
return zero_interpreterframe()->interpreter_state();
}
inline intptr_t** frame::interpreter_frame_locals_addr() const {
return &(get_interpreterState()->_locals);
}
inline intptr_t* frame::interpreter_frame_bcp_addr() const {
return (intptr_t*) &(get_interpreterState()->_bcp);
}
inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
return &(get_interpreterState()->_constants);
}
inline Method** frame::interpreter_frame_method_addr() const {
return &(get_interpreterState()->_method);
}
inline oop* frame::interpreter_frame_mirror_addr() const {
return &(get_interpreterState()->_mirror);
}
inline intptr_t* frame::interpreter_frame_mdp_addr() const {
fatal("Should not call this: Zero never profiles");
return NULL; // silence compiler warnings
}
inline intptr_t* frame::interpreter_frame_tos_address() const {
return get_interpreterState()->_stack + 1;
}
inline oop* frame::interpreter_frame_temp_oop_addr() const {
interpreterState istate = get_interpreterState();
return (oop *)&istate->_oop_temp;
}
inline int frame::interpreter_frame_monitor_size() {
return BasicObjectLock::size();
}
inline intptr_t* frame::interpreter_frame_expression_stack() const {
intptr_t* monitor_end = (intptr_t*) interpreter_frame_monitor_end();
return monitor_end - 1;
}
// Return a unique id for this frame. The id must have a value where
// we can distinguish identity and younger/older relationship. NULL
// represents an invalid (incomparable) frame.
inline intptr_t* frame::id() const {
return fp();
}
inline JavaCallWrapper** frame::entry_frame_call_wrapper_addr() const {
return zero_entryframe()->call_wrapper();
}
inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
ShouldNotCallThis();
}
inline oop frame::saved_oop_result(RegisterMap* map) const {
ShouldNotCallThis();
return NULL;
}
inline bool frame::is_older(intptr_t* id) const {
ShouldNotCallThis();
return false;
}
inline intptr_t* frame::entry_frame_argument_at(int offset) const {
ShouldNotCallThis();
return NULL;
}
inline intptr_t* frame::unextended_sp() const {
return (intptr_t *) -1;
}
inline const ImmutableOopMap* frame::get_oop_map() const {
Unimplemented();
return NULL;
}
inline int frame::compiled_frame_stack_argsize() const {
Unimplemented();
return 0;
}
inline void frame::interpreted_frame_oop_map(InterpreterOopMap* mask) const {
Unimplemented();
}
inline int frame::sender_sp_ret_address_offset() {
Unimplemented();
return 0;
}
inline void frame::set_unextended_sp(intptr_t* value) {
Unimplemented();
}
inline int frame::offset_unextended_sp() const {
Unimplemented();
return 0;
}
inline void frame::set_offset_unextended_sp(int value) {
Unimplemented();
}
inline int frame::frame_size() const {
#ifdef PRODUCT
ShouldNotCallThis();
#endif // PRODUCT
return 0; // make javaVFrame::print_value work
}
inline address* frame::sender_pc_addr() const {
ShouldNotCallThis();
return NULL;
}
//------------------------------------------------------------------------------
// frame::sender
inline frame frame::sender(RegisterMap* map) const {
// Default is not to follow arguments; the various
// sender_for_xxx methods update this accordingly.
map->set_include_argument_oops(false);
frame result = zeroframe()->is_entry_frame() ?
sender_for_entry_frame(map) :
sender_for_nonentry_frame(map);
if (map->process_frames()) {
StackWatermarkSet::on_iteration(map->thread(), result);
}
return result;
}
template <typename RegisterMapT>
void frame::update_map_with_saved_link(RegisterMapT* map, intptr_t** link_addr) {
Unimplemented();
}
#endif // CPU_ZERO_FRAME_ZERO_INLINE_HPP
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