src/os_cpu/windows_x86/vm/unwind_windows_x86.hpp

Thu, 16 Feb 2012 17:12:49 -0800

author
kvn
date
Thu, 16 Feb 2012 17:12:49 -0800
changeset 3577
9b8ce46870df
parent 2540
15d6977f04b0
child 5417
33c52908bcdb
permissions
-rw-r--r--

7145346: VerifyStackAtCalls is broken
Summary: Replace call_epilog() encoding with macroassembler use. Moved duplicated code to x86.ad. Fixed return_addr() definition.
Reviewed-by: never

duke@435 1 /*
sla@2540 2 * Copyright (c) 2004, 2011, 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 OS_CPU_WINDOWS_X86_VM_UNWIND_WINDOWS_X86_HPP
stefank@2314 26 #define OS_CPU_WINDOWS_X86_VM_UNWIND_WINDOWS_X86_HPP
stefank@2314 27
duke@435 28
duke@435 29 #ifdef AMD64
duke@435 30 typedef unsigned char UBYTE;
duke@435 31
duke@435 32 #define UNW_FLAG_EHANDLER 0x01
duke@435 33 #define UNW_FLAG_UHANDLER 0x02
duke@435 34 #define UNW_FLAG_CHAININFO 0x04
duke@435 35
duke@435 36 // This structure is used to define an UNWIND_INFO that
duke@435 37 // only has an ExceptionHandler. There are no UnwindCodes
duke@435 38 // declared.
duke@435 39 typedef struct _UNWIND_INFO_EH_ONLY {
duke@435 40 UBYTE Version : 3;
duke@435 41 UBYTE Flags : 5;
duke@435 42 UBYTE SizeOfProlog;
duke@435 43 UBYTE CountOfCodes;
duke@435 44 UBYTE FrameRegister : 4;
duke@435 45 UBYTE FrameOffset : 4;
duke@435 46 union {
duke@435 47 OPTIONAL ULONG ExceptionHandler;
duke@435 48 OPTIONAL ULONG FunctionEntry;
duke@435 49 };
duke@435 50 OPTIONAL ULONG ExceptionData[1];
duke@435 51 } UNWIND_INFO_EH_ONLY, *PUNWIND_INFO_EH_ONLY;
duke@435 52
duke@435 53
duke@435 54 /*
duke@435 55 typedef struct _RUNTIME_FUNCTION {
duke@435 56 ULONG BeginAddress;
duke@435 57 ULONG EndAddress;
duke@435 58 ULONG UnwindData;
duke@435 59 } RUNTIME_FUNCTION, *PRUNTIME_FUNCTION;
duke@435 60 */
duke@435 61
duke@435 62 typedef struct _DISPATCHER_CONTEXT {
duke@435 63 ULONG64 ControlPc;
duke@435 64 ULONG64 ImageBase;
duke@435 65 PRUNTIME_FUNCTION FunctionEntry;
duke@435 66 ULONG64 EstablisherFrame;
duke@435 67 ULONG64 TargetIp;
duke@435 68 PCONTEXT ContextRecord;
duke@435 69 // PEXCEPTION_ROUTINE LanguageHandler;
duke@435 70 char * LanguageHandler; // double dependency problem
duke@435 71 PVOID HandlerData;
duke@435 72 } DISPATCHER_CONTEXT, *PDISPATCHER_CONTEXT;
duke@435 73
sla@2540 74 #if _MSC_VER < 1500
kvn@1080 75
kvn@1080 76 /* Not needed for VS2008 compiler, comes from winnt.h. */
duke@435 77 typedef EXCEPTION_DISPOSITION (*PEXCEPTION_ROUTINE) (
duke@435 78 IN PEXCEPTION_RECORD ExceptionRecord,
duke@435 79 IN ULONG64 EstablisherFrame,
duke@435 80 IN OUT PCONTEXT ContextRecord,
duke@435 81 IN OUT PDISPATCHER_CONTEXT DispatcherContext
duke@435 82 );
duke@435 83
kvn@1080 84 #endif
kvn@1080 85
duke@435 86 #endif // AMD64
stefank@2314 87
stefank@2314 88 #endif // OS_CPU_WINDOWS_X86_VM_UNWIND_WINDOWS_X86_HPP

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