VirtualBox

source: vbox/trunk/src/VBox/VMM/EMInternal.h@ 768

Last change on this file since 768 was 686, checked in by vboxsync, 18 years ago

Alignment fixes for windows. (structure packing is a strange thing business)

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 10.8 KB
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1/* $Id: EMInternal.h 686 2007-02-06 05:04:10Z vboxsync $ */
2/** @file
3 * EM - Internal header file.
4 */
5
6/*
7 * Copyright (C) 2006 InnoTek Systemberatung GmbH
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License as published by the Free Software Foundation,
13 * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
14 * distribution. VirtualBox OSE is distributed in the hope that it will
15 * be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * If you received this file as part of a commercial VirtualBox
18 * distribution, then only the terms of your commercial VirtualBox
19 * license agreement apply instead of the previous paragraph.
20 */
21
22#ifndef __EMInternal_h__
23#define __EMInternal_h__
24
25#include <VBox/cdefs.h>
26#include <VBox/types.h>
27#include <VBox/em.h>
28#include <VBox/stam.h>
29#include <VBox/patm.h>
30#include <VBox/dis.h>
31#include <iprt/avl.h>
32#include <setjmp.h>
33
34__BEGIN_DECLS
35
36
37/** @defgroup grp_em_int Internal
38 * @ingroup grp_em
39 * @internal
40 * @{
41 */
42
43/** The saved state version. */
44#define EM_SAVED_STATE_VERSION 2
45
46/** Enable for tracing in raw mode.
47 * @remark SvL: debugging help primarily for myself. */
48#define DEBUG_TRACING_ENABLED
49
50/**
51 * Converts a EM pointer into a VM pointer.
52 * @returns Pointer to the VM structure the EM is part of.
53 * @param pEM Pointer to EM instance data.
54 */
55#define EM2VM(pEM) ( (PVM)((char*)pEM - pEM->offVM) )
56
57/**
58 * Cli node structure
59 */
60typedef struct CLISTAT
61{
62 /** The key is the cli address. */
63 AVLPVNODECORE Core;
64 /** Occurrences. */
65 STAMCOUNTER Counter;
66} CLISTAT, *PCLISTAT;
67
68
69/**
70 * Excessive EM statistics.
71 */
72typedef struct EMSTATS
73{
74 /** GC: Profiling of EMInterpretInstruction(). */
75 STAMPROFILE StatGCEmulate;
76 /** HC: Profiling of EMInterpretInstruction(). */
77 STAMPROFILE StatHCEmulate;
78
79 /** @name Interpreter Instruction statistics.
80 * @{
81 */
82 STAMCOUNTER StatGCInterpretSucceeded;
83 STAMCOUNTER StatHCInterpretSucceeded;
84
85 STAMCOUNTER StatGCAnd;
86 STAMCOUNTER StatHCAnd;
87 STAMCOUNTER StatGCCpuId;
88 STAMCOUNTER StatHCCpuId;
89 STAMCOUNTER StatGCDec;
90 STAMCOUNTER StatHCDec;
91 STAMCOUNTER StatGCHlt;
92 STAMCOUNTER StatHCHlt;
93 STAMCOUNTER StatGCInc;
94 STAMCOUNTER StatHCInc;
95 STAMCOUNTER StatGCInvlPg;
96 STAMCOUNTER StatHCInvlPg;
97 STAMCOUNTER StatGCIret;
98 STAMCOUNTER StatHCIret;
99 STAMCOUNTER StatGCLLdt;
100 STAMCOUNTER StatHCLLdt;
101 STAMCOUNTER StatGCMov;
102 STAMCOUNTER StatHCMov;
103 STAMCOUNTER StatGCMovCRx;
104 STAMCOUNTER StatHCMovCRx;
105 STAMCOUNTER StatGCMovDRx;
106 STAMCOUNTER StatHCMovDRx;
107 STAMCOUNTER StatGCOr;
108 STAMCOUNTER StatHCOr;
109 STAMCOUNTER StatGCPop;
110 STAMCOUNTER StatHCPop;
111 STAMCOUNTER StatGCSti;
112 STAMCOUNTER StatHCSti;
113 STAMCOUNTER StatGCXchg;
114 STAMCOUNTER StatHCXchg;
115 STAMCOUNTER StatGCXor;
116 STAMCOUNTER StatHCXor;
117 STAMCOUNTER StatGCMonitor;
118 STAMCOUNTER StatHCMonitor;
119 STAMCOUNTER StatGCMWait;
120 STAMCOUNTER StatHCMWait;
121 STAMCOUNTER StatGCAdd;
122 STAMCOUNTER StatHCAdd;
123 STAMCOUNTER StatGCSub;
124 STAMCOUNTER StatHCSub;
125 STAMCOUNTER StatGCAdc;
126 STAMCOUNTER StatHCAdc;
127 STAMCOUNTER StatGCRdtsc;
128
129 STAMCOUNTER StatGCInterpretFailed;
130 STAMCOUNTER StatHCInterpretFailed;
131
132 STAMCOUNTER StatGCFailedAnd;
133 STAMCOUNTER StatHCFailedAnd;
134 STAMCOUNTER StatGCFailedCpuId;
135 STAMCOUNTER StatHCFailedCpuId;
136 STAMCOUNTER StatGCFailedDec;
137 STAMCOUNTER StatHCFailedDec;
138 STAMCOUNTER StatGCFailedHlt;
139 STAMCOUNTER StatHCFailedHlt;
140 STAMCOUNTER StatGCFailedInc;
141 STAMCOUNTER StatHCFailedInc;
142 STAMCOUNTER StatGCFailedInvlPg;
143 STAMCOUNTER StatHCFailedInvlPg;
144 STAMCOUNTER StatGCFailedIret;
145 STAMCOUNTER StatHCFailedIret;
146 STAMCOUNTER StatGCFailedLLdt;
147 STAMCOUNTER StatHCFailedLLdt;
148 STAMCOUNTER StatGCFailedMisc;
149 STAMCOUNTER StatHCFailedMisc;
150 STAMCOUNTER StatGCFailedMov;
151 STAMCOUNTER StatHCFailedMov;
152 STAMCOUNTER StatGCFailedMovCRx;
153 STAMCOUNTER StatHCFailedMovCRx;
154 STAMCOUNTER StatGCFailedMovDRx;
155 STAMCOUNTER StatHCFailedMovDRx;
156 STAMCOUNTER StatGCFailedOr;
157 STAMCOUNTER StatHCFailedOr;
158 STAMCOUNTER StatGCFailedPop;
159 STAMCOUNTER StatHCFailedPop;
160 STAMCOUNTER StatGCFailedSti;
161 STAMCOUNTER StatHCFailedSti;
162 STAMCOUNTER StatGCFailedXchg;
163 STAMCOUNTER StatHCFailedXchg;
164 STAMCOUNTER StatGCFailedXor;
165 STAMCOUNTER StatHCFailedXor;
166 STAMCOUNTER StatGCFailedMonitor;
167 STAMCOUNTER StatHCFailedMonitor;
168 STAMCOUNTER StatGCFailedMWait;
169 STAMCOUNTER StatHCFailedMWait;
170
171 STAMCOUNTER StatGCFailedAdd;
172 STAMCOUNTER StatHCFailedAdd;
173 STAMCOUNTER StatGCFailedAdc;
174 STAMCOUNTER StatHCFailedAdc;
175 STAMCOUNTER StatGCFailedBtr;
176 STAMCOUNTER StatHCFailedBtr;
177 STAMCOUNTER StatGCFailedBts;
178 STAMCOUNTER StatHCFailedBts;
179 STAMCOUNTER StatGCFailedCli;
180 STAMCOUNTER StatHCFailedCli;
181 STAMCOUNTER StatGCFailedCmpXchg;
182 STAMCOUNTER StatHCFailedCmpXchg;
183 STAMCOUNTER StatHCFailedMovNTPS;
184 STAMCOUNTER StatGCFailedMovNTPS;
185 STAMCOUNTER StatGCFailedStosWD;
186 STAMCOUNTER StatHCFailedStosWD;
187 STAMCOUNTER StatGCFailedSub;
188 STAMCOUNTER StatHCFailedSub;
189 STAMCOUNTER StatGCFailedWbInvd;
190 STAMCOUNTER StatHCFailedWbInvd;
191 STAMCOUNTER StatGCFailedRdtsc;
192
193 STAMCOUNTER StatGCFailedUserMode;
194 STAMCOUNTER StatHCFailedUserMode;
195 STAMCOUNTER StatGCFailedPrefix;
196 STAMCOUNTER StatHCFailedPrefix;
197 /** @} */
198
199 /** @name Privileged Instructions Ending Up In HC.
200 * @{ */
201 STAMCOUNTER StatCli;
202 STAMCOUNTER StatSti;
203 STAMCOUNTER StatIn;
204 STAMCOUNTER StatOut;
205 STAMCOUNTER StatInvlpg;
206 STAMCOUNTER StatHlt;
207 STAMCOUNTER StatMovReadCR[USE_REG_CR4 + 1];
208 STAMCOUNTER StatMovWriteCR[USE_REG_CR4 + 1];
209 STAMCOUNTER StatMovDRx;
210 STAMCOUNTER StatIret;
211 STAMCOUNTER StatMovLgdt;
212 STAMCOUNTER StatMovLldt;
213 STAMCOUNTER StatMovLidt;
214 STAMCOUNTER StatMisc;
215 STAMCOUNTER StatSysEnter;
216 STAMCOUNTER StatSysExit;
217 STAMCOUNTER StatSysCall;
218 STAMCOUNTER StatSysRet;
219 /** @} */
220
221} EMSTATS, *PEMSTATS;
222
223/**
224 * EM VM Instance data.
225 * Changes to this must checked against the padding of the cfgm union in VM!
226 */
227typedef struct EM
228{
229 /** Offset to the VM structure.
230 * See EM2VM(). */
231 RTUINT offVM;
232
233 /** Execution Manager State. */
234 volatile EMSTATE enmState;
235 /** Force raw-mode execution.
236 * This is used to prevent REM from trying to execute patch code.
237 * The flag is cleared upon entering emR3RawExecute() and updated in certain return paths. */
238 bool fForceRAW;
239#ifdef DEBUG_TRACING_ENABLED
240 /** @see DEBUG_TRACING_ENABLED */
241 bool fTracing;
242#endif
243
244 /** Inhibit interrupts for this instruction. Valid only when VM_FF_INHIBIT_INTERRUPTS is set. */
245 RTGCUINTPTR GCPtrInhibitInterrupts;
246
247
248 /** Pointer to the PATM status structure. (HC Ptr) */
249 HCPTRTYPE(PPATMGCSTATE) pPatmGCState;
250
251 /** Pointer to the guest CPUM state. (HC Ptr) */
252 HCPTRTYPE(PCPUMCTX) pCtx;
253
254
255 union
256 {
257 /** Padding used in the other rings.
258 * This must be larger than jmp_buf on any supported platform. */
259 char achPaddingFatalLongJump[HC_ARCH_BITS == 32 ? 176 : 256];
260#ifdef IN_RING3
261 /** Long buffer jump for fatal VM errors.
262 * It will jump to before the outer EM loop is entered. */
263 jmp_buf FatalLongJump;
264#endif
265 } u;
266
267 /** @name Execution profiling.
268 * @{ */
269 STAMPROFILE StatForcedActions;
270 STAMPROFILE StatHalted;
271 STAMPROFILEADV StatHwAccEntry;
272 STAMPROFILE StatHwAccExec;
273 STAMPROFILE StatREMEmu;
274 STAMPROFILE StatREMExec;
275 STAMPROFILE StatREMSync;
276 STAMPROFILEADV StatREMTotal;
277 STAMPROFILE StatRAWExec;
278 STAMPROFILEADV StatRAWEntry;
279 STAMPROFILEADV StatRAWTail;
280 STAMPROFILEADV StatRAWTotal;
281 STAMPROFILEADV StatTotal;
282 /** @} */
283
284 /** HC: Profiling of emR3RawExecuteIOInstruction. */
285 STAMPROFILE StatIOEmu;
286 /** HC: Profiling of emR3RawPrivileged. */
287 STAMPROFILE StatPrivEmu;
288 /** HC: Profiling of emR3RawExecuteInstruction. */
289 STAMPROFILE StatMiscEmu;
290
291 /** @todo r=bird: Are any of these actually used? */
292 STAMCOUNTER StatPatchTrap;
293 STAMCOUNTER StatPatchInt3;
294 STAMCOUNTER StatPatchIF0;
295 STAMCOUNTER StatPatchEmulate;
296 STAMCOUNTER StatPageOutOfSync;
297 STAMCOUNTER StatHwAccExecuteEntry;
298
299 /** More statistics (HC). */
300 HCPTRTYPE(PEMSTATS) pStatsHC;
301 /** More statistics (GC). */
302 GCPTRTYPE(PEMSTATS) pStatsGC;
303#if HC_ARCH_BITS != GC_ARCH_BITS && GC_ARCH_BITS == 32
304 RTGCPTR padding0;
305#endif
306
307 /** Tree for keeping track of cli occurances (debug only). */
308 HCPTRTYPE(PAVLPVNODECORE) pCliStatTree;
309 STAMCOUNTER StatTotalClis;
310#if 0
311 /** 64-bit Visual C++ rounds the struct size up to 16 byte. */
312 uint64_t padding1;
313#endif
314
315} EM;
316/** Pointer to EM VM instance data. */
317typedef EM *PEM;
318
319
320
321/** @} */
322
323__END_DECLS
324
325#endif
326
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