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src/share/vm/runtime/frame.inline.hpp@fa6adc194d48 (annotated)

src/share/vm/runtime/frame.inline.hpp

Wed, 19 Nov 2014 14:21:09 -0800

author

mchung

date

Wed, 19 Nov 2014 14:21:09 -0800

changeset 7368

fa6adc194d48

parent 6521

af8cc1dae608

child 6876

710a3c8b516e

child 9191

a0373be7fe1b

permissions

-rw-r--r--

8064667: Add -XX:+CheckEndorsedAndExtDirs flag to JDK 8
Reviewed-by: coleenp, ccheung

duke@435	1	/*
sla@5237	2	* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#ifndef SHARE_VM_RUNTIME_FRAME_INLINE_HPP
stefank@2314	26	#define SHARE_VM_RUNTIME_FRAME_INLINE_HPP
stefank@2314	27
stefank@2314	28	#include "interpreter/bytecodeInterpreter.hpp"
stefank@2314	29	#include "interpreter/bytecodeInterpreter.inline.hpp"
stefank@2314	30	#include "interpreter/interpreter.hpp"
coleenp@4037	31	#include "oops/method.hpp"
stefank@2314	32	#include "runtime/frame.hpp"
stefank@2314	33	#include "runtime/signature.hpp"
stefank@2314	34	#ifdef TARGET_ARCH_x86
stefank@2314	35	# include "jniTypes_x86.hpp"
stefank@2314	36	#endif
stefank@2314	37	#ifdef TARGET_ARCH_sparc
stefank@2314	38	# include "jniTypes_sparc.hpp"
stefank@2314	39	#endif
stefank@2314	40	#ifdef TARGET_ARCH_zero
stefank@2314	41	# include "jniTypes_zero.hpp"
stefank@2314	42	#endif
bobv@2508	43	#ifdef TARGET_ARCH_arm
bobv@2508	44	# include "jniTypes_arm.hpp"
bobv@2508	45	#endif
bobv@2508	46	#ifdef TARGET_ARCH_ppc
bobv@2508	47	# include "jniTypes_ppc.hpp"
bobv@2508	48	#endif
stefank@2314	49	#ifdef ZERO
stefank@2314	50	#ifdef TARGET_ARCH_zero
stefank@2314	51	# include "entryFrame_zero.hpp"
stefank@2314	52	# include "fakeStubFrame_zero.hpp"
stefank@2314	53	# include "interpreterFrame_zero.hpp"
stefank@2314	54	# include "sharkFrame_zero.hpp"
stefank@2314	55	#endif
stefank@2314	56	#endif
stefank@2314	57
twisti@1040	58	// This file holds platform-independent bodies of inline functions for frames.
duke@435	59
duke@435	60	// Note: The bcx usually contains the bcp; however during GC it contains the bci
coleenp@4037	61	// (changed by gc_prologue() and gc_epilogue()) to be Method* position
duke@435	62	// independent. These accessors make sure the correct value is returned
duke@435	63	// by testing the range of the bcx value. bcp's are guaranteed to be above
duke@435	64	// max_method_code_size, since methods are always allocated in OldSpace and
duke@435	65	// Eden is allocated before OldSpace.
duke@435	66	//
duke@435	67	// The bcp is accessed sometimes during GC for ArgumentDescriptors; than
duke@435	68	// the correct translation has to be performed (was bug).
duke@435	69
duke@435	70	inline bool frame::is_bci(intptr_t bcx) {
duke@435	71	#ifdef _LP64
duke@435	72	return ((uintptr_t) bcx) <= ((uintptr_t) max_method_code_size) ;
duke@435	73	#else
duke@435	74	return 0 <= bcx && bcx <= max_method_code_size;
duke@435	75	#endif
duke@435	76	}
duke@435	77
duke@435	78	inline bool frame::is_entry_frame() const {
duke@435	79	return StubRoutines::returns_to_call_stub(pc());
duke@435	80	}
duke@435	81
sla@5237	82	inline bool frame::is_stub_frame() const {
sla@5237	83	return StubRoutines::is_stub_code(pc()) || (_cb != NULL && _cb->is_adapter_blob());
sla@5237	84	}
sla@5237	85
duke@435	86	inline bool frame::is_first_frame() const {
duke@435	87	return is_entry_frame() && entry_frame_is_first();
duke@435	88	}
duke@435	89
goetz@6521	90	#ifdef CC_INTERP
goetz@6521	91	inline oop* frame::interpreter_frame_temp_oop_addr() const {
goetz@6521	92	interpreterState istate = get_interpreterState();
goetz@6521	93	return (oop *)&istate->_oop_temp;
goetz@6521	94	}
goetz@6521	95	#endif // CC_INTERP
goetz@6521	96
duke@435	97	// here are the platform-dependent bodies:
duke@435	98
stefank@2314	99	#ifdef TARGET_ARCH_x86
stefank@2314	100	# include "frame_x86.inline.hpp"
stefank@2314	101	#endif
stefank@2314	102	#ifdef TARGET_ARCH_sparc
stefank@2314	103	# include "frame_sparc.inline.hpp"
stefank@2314	104	#endif
stefank@2314	105	#ifdef TARGET_ARCH_zero
stefank@2314	106	# include "frame_zero.inline.hpp"
stefank@2314	107	#endif
bobv@2508	108	#ifdef TARGET_ARCH_arm
bobv@2508	109	# include "frame_arm.inline.hpp"
bobv@2508	110	#endif
bobv@2508	111	#ifdef TARGET_ARCH_ppc
bobv@2508	112	# include "frame_ppc.inline.hpp"
bobv@2508	113	#endif
stefank@2314	114
stefank@2314	115
stefank@2314	116	#endif // SHARE_VM_RUNTIME_FRAME_INLINE_HPP