jdk8-mips64-public/hotspot: src/share/vm/runtime/frame.inline.hpp@eef07cd490d4

     1 /*

     2  * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    25 /*

    26  * This file has been modified by Loongson Technology in 2015. These

    27  * modifications are Copyright (c) 2015 Loongson Technology, and are made

    28  * available on the same license terms set forth above.

    29  */

    31 #ifndef SHARE_VM_RUNTIME_FRAME_INLINE_HPP

    32 #define SHARE_VM_RUNTIME_FRAME_INLINE_HPP

    34 #include "interpreter/bytecodeInterpreter.hpp"

    35 #include "interpreter/bytecodeInterpreter.inline.hpp"

    36 #include "interpreter/interpreter.hpp"

    37 #include "oops/method.hpp"

    38 #include "runtime/frame.hpp"

    39 #include "runtime/signature.hpp"

    40 #ifdef TARGET_ARCH_x86

    41 # include "jniTypes_x86.hpp"

    42 #endif

    43 #ifdef TARGET_ARCH_sparc

    44 # include "jniTypes_sparc.hpp"

    45 #endif

    46 #ifdef TARGET_ARCH_zero

    47 # include "jniTypes_zero.hpp"

    48 #endif

    49 #ifdef TARGET_ARCH_arm

    50 # include "jniTypes_arm.hpp"

    51 #endif

    52 #ifdef TARGET_ARCH_ppc

    53 # include "jniTypes_ppc.hpp"

    54 #endif

    55 #ifdef TARGET_ARCH_mips

    56 # include "jniTypes_mips.hpp"

    57 #endif

    58 #ifdef TARGET_ARCH_zero

    59 # include "entryFrame_zero.hpp"

    60 # include "fakeStubFrame_zero.hpp"

    61 # include "interpreterFrame_zero.hpp"

    62 # include "sharkFrame_zero.hpp"

    63 #endif

    65 // This file holds platform-independent bodies of inline functions for frames.

    67 // Note: The bcx usually contains the bcp; however during GC it contains the bci

    68 //       (changed by gc_prologue() and gc_epilogue()) to be Method* position

    69 //       independent. These accessors make sure the correct value is returned

    70 //       by testing the range of the bcx value. bcp's are guaranteed to be above

    71 //       max_method_code_size, since methods are always allocated in OldSpace and

    72 //       Eden is allocated before OldSpace.

    73 //

    74 //       The bcp is accessed sometimes during GC for ArgumentDescriptors; than

    75 //       the correct translation has to be performed (was bug).

    77 inline bool frame::is_bci(intptr_t bcx) {

    78 #ifdef _LP64

    79   return ((uintptr_t) bcx) <= ((uintptr_t) max_method_code_size) ;

    80 #else

    81   return 0 <= bcx && bcx <= max_method_code_size;

    82 #endif

    83 }

    85 inline bool frame::is_entry_frame() const {

    86   return StubRoutines::returns_to_call_stub(pc());

    87 }

    89 inline bool frame::is_stub_frame() const {

    90   return StubRoutines::is_stub_code(pc()) || (_cb != NULL && _cb->is_adapter_blob());

    91 }

    93 inline bool frame::is_first_frame() const {

    94   return is_entry_frame() && entry_frame_is_first();

    95 }

    97 #ifdef CC_INTERP

    98 inline oop* frame::interpreter_frame_temp_oop_addr() const {

    99   interpreterState istate = get_interpreterState();

   100   return (oop *)&istate->_oop_temp;

   101 }

   102 #endif // CC_INTERP

   104 // here are the platform-dependent bodies:

   106 #ifdef TARGET_ARCH_x86

   107 # include "frame_x86.inline.hpp"

   108 #endif

   109 #ifdef TARGET_ARCH_sparc

   110 # include "frame_sparc.inline.hpp"

   111 #endif

   112 #ifdef TARGET_ARCH_zero

   113 # include "frame_zero.inline.hpp"

   114 #endif

   115 #ifdef TARGET_ARCH_arm

   116 # include "frame_arm.inline.hpp"

   117 #endif

   118 #ifdef TARGET_ARCH_ppc

   119 # include "frame_ppc.inline.hpp"

   120 #endif

   121 #ifdef TARGET_ARCH_mips

   122 # include "frame_mips.inline.hpp"

   123 #endif

   126 #endif // SHARE_VM_RUNTIME_FRAME_INLINE_HPP

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