Mercurial > hg > graal-compiler
view src/os_cpu/aix_ppc/vm/thread_aix_ppc.hpp @ 14783:01786db19f7d
Rename deoptState fields to reflect whether they refer to a state before or during.
author | Roland Schatz <roland.schatz@oracle.com> |
---|---|
date | Thu, 27 Mar 2014 13:20:32 +0100 |
parents | 666e6ce3976c |
children | c5e86c5cd22e |
line wrap: on
line source
/* * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. * Copyright 2012, 2013 SAP AG. All rights reserved. * 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 OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP #define OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP private: void pd_initialize() { _anchor.clear(); _last_interpreter_fp = NULL; } // The `last' frame is the youngest Java frame on the thread's stack. frame pd_last_frame() { assert(has_last_Java_frame(), "must have last_Java_sp() when suspended"); intptr_t* sp = last_Java_sp(); address pc = _anchor.last_Java_pc(); // Last_Java_pc ist not set, if we come here from compiled code. if (pc == NULL) pc = (address) *(sp + 2); return frame(sp, pc); } public: void set_base_of_stack_pointer(intptr_t* base_sp) {} intptr_t* base_of_stack_pointer() { return NULL; } void record_base_of_stack_pointer() {} // These routines are only used on cpu architectures that // have separate register stacks (Itanium). static bool register_stack_overflow() { return false; } static void enable_register_stack_guard() {} static void disable_register_stack_guard() {} bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext, bool isInJava); // -Xprof support // // In order to find the last Java fp from an async profile // tick, we store the current interpreter fp in the thread. // This value is only valid while we are in the C++ interpreter // and profiling. protected: intptr_t *_last_interpreter_fp; public: static ByteSize last_interpreter_fp_offset() { return byte_offset_of(JavaThread, _last_interpreter_fp); } intptr_t* last_interpreter_fp() { return _last_interpreter_fp; } #endif // OS_CPU_AIX_OJDKPPC_VM_THREAD_AIX_PPC_HPP