diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/hotspot/os_cpu/solaris_x86/thread_solaris_x86.hpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hotspot/os_cpu/solaris_x86/thread_solaris_x86.hpp Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,66 @@ +/* + * Copyright (c) 1999, 2013, Oracle and/or its affiliates. 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_SOLARIS_X86_VM_THREAD_SOLARIS_X86_HPP +#define OS_CPU_SOLARIS_X86_VM_THREAD_SOLARIS_X86_HPP + + private: + void pd_initialize() { _anchor.clear(); } + + frame pd_last_frame() { + assert(has_last_Java_frame(), "must have last_Java_sp() when suspended"); + vmassert(_anchor.last_Java_pc() != NULL, "not walkable"); + return frame(_anchor.last_Java_sp(), _anchor.last_Java_fp(), _anchor.last_Java_pc()); + } + + public: + // Mutators are highly dangerous.... + intptr_t* last_Java_fp() { return _anchor.last_Java_fp(); } + void set_last_Java_fp(intptr_t* fp) { _anchor.set_last_Java_fp(fp); } + + void set_base_of_stack_pointer(intptr_t* base_sp) {} + + static ByteSize last_Java_fp_offset() { + return byte_offset_of(JavaThread, _anchor) + JavaFrameAnchor::last_Java_fp_offset(); + } + + intptr_t* base_of_stack_pointer() { return NULL; } + void record_base_of_stack_pointer() {} + + bool pd_get_top_frame_for_signal_handler(frame* fr_addr, void* ucontext, + bool isInJava); + bool pd_get_top_frame_for_profiling(frame* fr_addr, void* ucontext, + bool isInJava); +private: + bool pd_get_top_frame(frame* fr_addr, void* ucontext, + bool isInJava); +public: + + // 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() {} + +#endif // OS_CPU_SOLARIS_X86_VM_THREAD_SOLARIS_X86_HPP