mirror of
https://github.com/openjdk/jdk.git
synced 2025-09-21 19:44:41 +02:00
151 lines
3.9 KiB
C++
151 lines
3.9 KiB
C++
/*
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* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
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* Copyright 2007, 2008, 2009, 2010 Red Hat, Inc.
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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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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*/
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// Constructors
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inline frame::frame() {
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_zeroframe = NULL;
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_sp = NULL;
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_pc = NULL;
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_cb = NULL;
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_deopt_state = unknown;
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}
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inline frame::frame(ZeroFrame* zf, intptr_t* sp) {
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_zeroframe = zf;
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_sp = sp;
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switch (zeroframe()->type()) {
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case ZeroFrame::ENTRY_FRAME:
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_pc = StubRoutines::call_stub_return_pc();
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_cb = NULL;
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break;
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case ZeroFrame::INTERPRETER_FRAME:
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_pc = NULL;
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_cb = NULL;
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break;
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case ZeroFrame::SHARK_FRAME:
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_pc = zero_sharkframe()->pc();
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_cb = CodeCache::find_blob_unsafe(pc());
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break;
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case ZeroFrame::FAKE_STUB_FRAME:
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_pc = NULL;
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_cb = NULL;
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break;
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default:
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ShouldNotReachHere();
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}
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_deopt_state = not_deoptimized;
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}
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// Accessors
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inline intptr_t* frame::sender_sp() const {
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return fp() + 1;
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}
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inline intptr_t* frame::link() const {
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ShouldNotCallThis();
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}
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#ifdef CC_INTERP
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inline interpreterState frame::get_interpreterState() const {
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return zero_interpreterframe()->interpreter_state();
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}
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inline intptr_t** frame::interpreter_frame_locals_addr() const {
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return &(get_interpreterState()->_locals);
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}
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inline intptr_t* frame::interpreter_frame_bcx_addr() const {
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return (intptr_t*) &(get_interpreterState()->_bcp);
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}
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inline constantPoolCacheOop* frame::interpreter_frame_cache_addr() const {
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return &(get_interpreterState()->_constants);
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}
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inline methodOop* frame::interpreter_frame_method_addr() const {
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return &(get_interpreterState()->_method);
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}
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inline intptr_t* frame::interpreter_frame_mdx_addr() const {
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return (intptr_t*) &(get_interpreterState()->_mdx);
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}
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inline intptr_t* frame::interpreter_frame_tos_address() const {
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return get_interpreterState()->_stack + 1;
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}
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#endif // CC_INTERP
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inline int frame::interpreter_frame_monitor_size() {
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return BasicObjectLock::size();
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}
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inline intptr_t* frame::interpreter_frame_expression_stack() const {
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intptr_t* monitor_end = (intptr_t*) interpreter_frame_monitor_end();
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return monitor_end - 1;
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}
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inline jint frame::interpreter_frame_expression_stack_direction() {
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return -1;
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}
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// Return a unique id for this frame. The id must have a value where
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// we can distinguish identity and younger/older relationship. NULL
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// represents an invalid (incomparable) frame.
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inline intptr_t* frame::id() const {
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return fp();
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}
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inline JavaCallWrapper* frame::entry_frame_call_wrapper() const {
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return zero_entryframe()->call_wrapper();
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}
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inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
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ShouldNotCallThis();
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}
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inline oop frame::saved_oop_result(RegisterMap* map) const {
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ShouldNotCallThis();
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}
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inline bool frame::is_older(intptr_t* id) const {
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ShouldNotCallThis();
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}
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inline intptr_t* frame::entry_frame_argument_at(int offset) const {
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ShouldNotCallThis();
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}
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inline intptr_t* frame::unextended_sp() const {
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if (zeroframe()->is_shark_frame())
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return zero_sharkframe()->unextended_sp();
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else
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return (intptr_t *) -1;
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}
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