bs3-cpu-generated-1-template.c@ 105862

Last change on this file since 105862 was 103262, checked in by vboxsync, 10 months ago
IPRT,VMMDev,Bs3Kit: Added support for sub-sub-tests to better deal with bs3-cpu-generated-1 and others with too many sub-tests for the test manager.
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1	/* $Id: bs3-cpu-generated-1-template.c 103262 2024-02-08 00:00:32Z vboxsync $ */
2	/** @file
3	* BS3Kit - bs3-cpu-generated-1, C code template.
4	*/
5
6	/*
7	* Copyright (C) 2007-2023 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* The contents of this file may alternatively be used under the terms
26	* of the Common Development and Distribution License Version 1.0
27	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28	* in the VirtualBox distribution, in which case the provisions of the
29	* CDDL are applicable instead of those of the GPL.
30	*
31	* You may elect to license modified versions of this file under the
32	* terms and conditions of either the GPL or the CDDL or both.
33	*
34	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35	*/
36
37	#ifndef BS3_INSTANTIATING_CMN
38	# error "BS3_INSTANTIATING_CMN not defined"
39	#endif
40
41
42	/*********************************************************************************************************************************
43	* Header Files *
44	*********************************************************************************************************************************/
45	#include <iprt/asm.h>
46	#include <iprt/asm-amd64-x86.h>
47
48	#include "bs3-cpu-generated-1.h"
49
50
51	/*********************************************************************************************************************************
52	* Defined Constants And Macros *
53	*********************************************************************************************************************************/
54	#define BS3CG1_WITH_VEX
55
56	#define P_CS X86_OP_PRF_CS
57	#define P_SS X86_OP_PRF_SS
58	#define P_DS X86_OP_PRF_DS
59	#define P_ES X86_OP_PRF_ES
60	#define P_FS X86_OP_PRF_FS
61	#define P_GS X86_OP_PRF_GS
62	#define P_OZ X86_OP_PRF_SIZE_OP
63	#define P_AZ X86_OP_PRF_SIZE_ADDR
64	#define P_LK X86_OP_PRF_LOCK
65	#define P_RN X86_OP_PRF_REPNZ
66	#define P_RZ X86_OP_PRF_REPZ
67
68	#define REX_WRBX (X86_OP_REX_W \| X86_OP_REX_R \| X86_OP_REX_B \| X86_OP_REX_X)
69	#define REX_W___ (X86_OP_REX_W)
70	#define REX_WR__ (X86_OP_REX_W \| X86_OP_REX_R)
71	#define REX_W_B_ (X86_OP_REX_W \| X86_OP_REX_B)
72	#define REX_W__X (X86_OP_REX_W \| X86_OP_REX_X)
73	#define REX_WRB_ (X86_OP_REX_W \| X86_OP_REX_R \| X86_OP_REX_B)
74	#define REX_WR_X (X86_OP_REX_W \| X86_OP_REX_R \| X86_OP_REX_X)
75	#define REX_W_BX (X86_OP_REX_W \| X86_OP_REX_B \| X86_OP_REX_X)
76	#define REX__R__ (X86_OP_REX_R)
77	#define REX__RB_ (X86_OP_REX_R \| X86_OP_REX_B)
78	#define REX__R_X (X86_OP_REX_R \| X86_OP_REX_X)
79	#define REX__RBX (X86_OP_REX_R \| X86_OP_REX_B \| X86_OP_REX_X)
80	#define REX___B_ (X86_OP_REX_B)
81	#define REX___BX (X86_OP_REX_B \| X86_OP_REX_X)
82	#define REX____X (X86_OP_REX_X)
83	#define REX_____ (0x40)
84
85
86	/** @def BS3CG1_DPRINTF
87	* Debug print macro.
88	*/
89	#if 0
90	# define BS3CG1_DPRINTF(a_ArgList) Bs3TestPrintf a_ArgList
91	# define BS3CG1_DEBUG_CTX_MOD
92	#else
93	# define BS3CG1_DPRINTF(a_ArgList) do { } while (0)
94	#endif
95
96	/**
97	* Checks if this is a 64-bit test target or not.
98	* Helps avoid ifdefs or code bloat.
99	*/
100	#if ARCH_BITS == 64
101	# define BS3CG1_IS_64BIT_TARGET(a_pThis) BS3_MODE_IS_64BIT_CODE((a_pThis)->bMode)
102	#else
103	# define BS3CG1_IS_64BIT_TARGET(a_pThis) (false)
104	#endif
105
106
107	/*********************************************************************************************************************************
108	* Structures and Typedefs *
109	*********************************************************************************************************************************/
110	/** Operand value location. */
111	typedef enum BS3CG1OPLOC
112	{
113	BS3CG1OPLOC_INVALID = 0,
114	BS3CG1OPLOC_CTX,
115	BS3CG1OPLOC_CTX_ZX_VLMAX,
116	BS3CG1OPLOC_IMM,
117	BS3CG1OPLOC_MEM,
118	BS3CG1OPLOC_MEM_RW,
119	BS3CG1OPLOC_MEM_WO,
120	BS3CG1OPLOC_END
121	} BS3CG1OPLOC;
122	AssertCompile(BS3CG1OPLOC_END <= 16);
123
124
125	/** Pointer to the generated test state. */
126	typedef struct BS3CG1STATE *PBS3CG1STATE;
127
128	/**
129	* Encoder callback.
130	* @returns Next encoding. If equal or less to @a iEncoding, no
131	* further encodings are available for testing.
132	* @param pThis The state.
133	* @param iEncoding The encoding.
134	*/
135	typedef unsigned BS3_NEAR_CODE FNBS3CG1ENCODER(PBS3CG1STATE pThis, unsigned iEncoding);
136	/** Pointer to a encoder callback. */
137	typedef FNBS3CG1ENCODER *PFNBS3CG1ENCODER;
138
139
140	/**
141	* The state.
142	*/
143	typedef struct BS3CG1STATE
144	{
145	/** @name Instruction details (expanded from BS3CG1INSTR).
146	* @{ */
147	/** Pointer to the mnemonic string (not terminated) (g_achBs3Cg1Mnemonics). */
148	const char BS3_FAR *pchMnemonic;
149	/** Pointer to the test header. */
150	PCBS3CG1TESTHDR pTestHdr;
151	/** Pointer to the per operand flags (g_abBs3Cg1Operands). */
152	const uint8_t BS3_FAR *pabOperands;
153	/** Opcode bytes (g_abBs3Cg1Opcodes). */
154	const uint8_t BS3_FAR *pabOpcodes;
155	/** The current instruction number in the input array (for error reporting). */
156	uint32_t iInstr;
157
158	/** The instruction flags. */
159	uint32_t fFlags;
160	/** The encoding. */
161	BS3CG1ENC enmEncoding;
162	/** The non-invalid encoding. This may differ from enmEncoding when
163	* Bs3Cg1CalcNoneIntelInvalidEncoding has been called. */
164	BS3CG1ENC enmEncodingNonInvalid;
165	/** The CPU test / CPU ID. */
166	BS3CG1CPU enmCpuTest;
167	/** Prefix sensitivity and requirements. */
168	BS3CG1PFXKIND enmPrefixKind;
169	/** Exception type (SSE, AVX). */
170	BS3CG1XCPTTYPE enmXcptType;
171	/** Per operand flags. */
172	BS3CG1OP aenmOperands[4];
173	/** Opcode bytes. */
174	uint8_t abOpcodes[4];
175	/** The instruction encoder. */
176	PFNBS3CG1ENCODER pfnEncoder;
177
178	/** The length of the mnemonic. */
179	uint8_t cchMnemonic;
180	/** Whether to advance the mnemonic pointer or not. */
181	uint8_t fAdvanceMnemonic;
182	/** The opcode map number. */
183	uint8_t uOpcodeMap;
184	/** The number of opcode bytes. */
185	uint8_t cbOpcodes;
186	/** Number of operands. */
187	uint8_t cOperands;
188	/** @} */
189
190	/** Default operand size. */
191	uint8_t cbOpDefault;
192	/** Operand size when overridden by 066h. */
193	uint8_t cbOpOvrd66;
194	/** Operand size when overridden by REX.W. */
195	uint8_t cbOpOvrdRexW;
196
197	/** Operand size in bytes (0 if not applicable). */
198	uint8_t cbOperand;
199	/** Current VEX.L value (UINT8_MAX if not applicable). */
200	uint8_t uVexL;
201	/** Current target ring (0..3). */
202	uint8_t uCpl;
203
204	/** The current test number. */
205	uint8_t iTest;
206
207	/** Target mode (g_bBs3CurrentMode). */
208	uint8_t bMode;
209	/** The CPU vendor (BS3CPUVENDOR). */
210	uint8_t bCpuVendor;
211	/** First ring being tested. */
212	uint8_t iFirstRing;
213	/** End of rings being tested. */
214	uint8_t iEndRing;
215
216	/** @name Current encoded instruction.
217	* @{ */
218	/** The size of the current instruction that we're testing. */
219	uint8_t cbCurInstr;
220	/** The size the prefixes. */
221	uint8_t cbCurPrefix;
222	/** The offset into abCurInstr of the immediate. */
223	uint8_t offCurImm;
224	/** Buffer for assembling the current instruction. */
225	uint8_t abCurInstr[23];
226
227	/** Set if the encoding can't be tested in the same ring as this test code.
228	* This is used to deal with encodings modifying SP/ESP/RSP. */
229	bool fSameRingNotOkay;
230	/** Whether to work the extended context too. */
231	bool fWorkExtCtx;
232	/** The aOperands index of the modrm.reg operand (if applicable). */
233	uint8_t iRegOp;
234	/** The aOperands index of the modrm.rm operand (if applicable). */
235	uint8_t iRmOp;
236
237	/** Operands details. */
238	struct
239	{
240	uint8_t cbOp;
241	/** BS3CG1OPLOC_XXX. */
242	uint8_t enmLocation;
243	/** BS3CG1OPLOC_XXX for memory encodings (MODRM.rm field). */
244	uint8_t enmLocationMem : 4;
245	/** BS3CG1OPLOC_XXX for register encodings (MODRM.rm field). */
246	uint8_t enmLocationReg : 4;
247	/** The BS3CG1DST value for this field.
248	* Set to BS3CG1DST_INVALID if memory or immediate. */
249	uint8_t idxField;
250	/** The base BS3CG1DST value for this field.
251	* Used only by some generalized encoders when dealing with registers. */
252	uint8_t idxFieldBase;
253	/** Depends on enmLocation.
254	* - BS3CG1OPLOC_IMM: offset relative to start of the instruction.
255	* - BS3CG1OPLOC_MEM: offset should be subtracted from &pbDataPg[_4K].
256	* - BS3CG1OPLOC_MEM_RW: offset should be subtracted from &pbDataPg[_4K].
257	* - BS3CG1OPLOC_MEM_RO: offset should be subtracted from &pbDataPg[_4K].
258	* - BS3CG1OPLOC_CTX: not used (use idxField instead).
259	*/
260	uint8_t off;
261	} aOperands[4];
262	/** @} */
263
264	/** Page to put code in. When paging is enabled, the page before and after
265	* are marked not-present. */
266	uint8_t BS3_FAR *pbCodePg;
267	/** The flat address corresponding to pbCodePg. */
268	uintptr_t uCodePgFlat;
269	/** The 16-bit address corresponding to pbCodePg if relevant for bMode. */
270	RTFAR16 CodePgFar;
271	/** The IP/EIP/RIP value for pbCodePg[0] relative to CS (bMode). */
272	uintptr_t CodePgRip;
273
274	/** Page for placing data operands in. When paging is enabled, the page before
275	* and after are marked not-present. */
276	uint8_t BS3_FAR *pbDataPg;
277	/** The flat address corresponding to pbDataPg. */
278	uintptr_t uDataPgFlat;
279	/** The 16-bit address corresponding to pbDataPg. */
280	RTFAR16 DataPgFar;
281
282	/** The name corresponding to bMode. */
283	const char BS3_FAR *pszMode;
284	/** The short name corresponding to bMode. */
285	const char BS3_FAR *pszModeShort;
286
287	/** @name Expected result (modifiable by output program).
288	* @{ */
289	/** The expected exception based on operand values or result.
290	* UINT8_MAX if no special exception expected. */
291	uint8_t bValueXcpt;
292	/** @} */
293	/** Alignment exception expected by the encoder.
294	* UINT8_MAX if no special exception expected. */
295	uint8_t bAlignmentXcpt;
296	/** Set by the encoding method to indicating invalid encoding. */
297	bool fInvalidEncoding;
298	/** The result of Bs3Cg1CpuSetupFirst(). */
299	bool fCpuSetupFirstResult;
300
301	/** The context we're working on. */
302	BS3REGCTX Ctx;
303	/** The trap context and frame. */
304	BS3TRAPFRAME TrapFrame;
305	/** Initial contexts, one for each ring. */
306	BS3REGCTX aInitialCtxs[4];
307
308	/** The extended context we're working on (input, expected output). */
309	PBS3EXTCTX pExtCtx;
310	/** The extended result context (analoguous to TrapFrame). */
311	PBS3EXTCTX pResultExtCtx;
312	/** The initial extended context. */
313	PBS3EXTCTX pInitialExtCtx;
314
315	/** Memory operand scratch space. */
316	union
317	{
318	uint8_t ab[128];
319	uint16_t au16[128 / sizeof(uint16_t)];
320	uint32_t au32[128 / sizeof(uint32_t)];
321	uint64_t au64[128 / sizeof(uint64_t)];
322	} MemOp;
323
324	/** Array parallel to aInitialCtxs for saving segment registers. */
325	struct
326	{
327	RTSEL ds;
328	} aSavedSegRegs[4];
329
330	} BS3CG1STATE;
331
332
333	#define BS3CG1_PF_OZ UINT16_C(0x0001)
334	#define BS3CG1_PF_AZ UINT16_C(0x0002)
335	#define BS3CG1_PF_CS UINT16_C(0x0004)
336	#define BS3CG1_PF_DS UINT16_C(0x0008)
337	#define BS3CG1_PF_ES UINT16_C(0x0010)
338	#define BS3CG1_PF_FS UINT16_C(0x0020)
339	#define BS3CG1_PF_GS UINT16_C(0x0040)
340	#define BS3CG1_PF_SS UINT16_C(0x0080)
341	#define BS3CG1_PF_SEGS (BS3CG1_PF_CS \| BS3CG1_PF_DS \| BS3CG1_PF_ES \| BS3CG1_PF_FS \| BS3CG1_PF_GS \| BS3CG1_PF_SS)
342	#define BS3CG1_PF_MEM (BS3CG1_PF_SEGS \| BS3CG1_PF_AZ)
343	#define BS3CG1_PF_LK UINT16_C(0x0100)
344	#define BS3CG1_PF_RN UINT16_C(0x0200)
345	#define BS3CG1_PF_RZ UINT16_C(0x0400)
346	#define BS3CG1_PF_W UINT16_C(0x0800) /*< REX.W /
347	#define BS3CG1_PF_R UINT16_C(0x1000) /*< REX.R /
348	#define BS3CG1_PF_B UINT16_C(0x2000) /*< REX.B /
349	#define BS3CG1_PF_X UINT16_C(0x4000) /*< REX.X /
350
351
352	/** Used in g_cbBs3Cg1DstFields to indicate that it's one of the 4 operands. */
353	#define BS3CG1DSTSIZE_OPERAND UINT8_C(255)
354	/** Used in g_cbBs3Cg1DstFields to indicate that the operand size determins
355	* the field size (2, 4, or 8). */
356	#define BS3CG1DSTSIZE_OPERAND_SIZE_GRP UINT8_C(254)
357
358
359
360	/*********************************************************************************************************************************
361	* Global Variables *
362	*********************************************************************************************************************************/
363	/** Destination field sizes indexed by bBS3CG1DST.
364	* Zero means operand size sized. */
365	static const uint8_t g_acbBs3Cg1DstFields[] =
366	{
367	/* [BS3CG1DST_INVALID] = */ BS3CG1DSTSIZE_OPERAND,
368
369	/* [BS3CG1DST_OP1] = */ BS3CG1DSTSIZE_OPERAND,
370	/* [BS3CG1DST_OP2] = */ BS3CG1DSTSIZE_OPERAND,
371	/* [BS3CG1DST_OP3] = */ BS3CG1DSTSIZE_OPERAND,
372	/* [BS3CG1DST_OP4] = */ BS3CG1DSTSIZE_OPERAND,
373	/* [BS3CG1DST_EFL] = */ 4,
374	/* [BS3CG1DST_EFL_UNDEF]=*/ 4,
375
376	/* [BS3CG1DST_AL] = */ 1,
377	/* [BS3CG1DST_CL] = */ 1,
378	/* [BS3CG1DST_DL] = */ 1,
379	/* [BS3CG1DST_BL] = */ 1,
380	/* [BS3CG1DST_AH] = */ 1,
381	/* [BS3CG1DST_CH] = */ 1,
382	/* [BS3CG1DST_DH] = */ 1,
383	/* [BS3CG1DST_BH] = */ 1,
384	/* [BS3CG1DST_SPL] = */ 1,
385	/* [BS3CG1DST_BPL] = */ 1,
386	/* [BS3CG1DST_SIL] = */ 1,
387	/* [BS3CG1DST_DIL] = */ 1,
388	/* [BS3CG1DST_R8L] = */ 1,
389	/* [BS3CG1DST_R9L] = */ 1,
390	/* [BS3CG1DST_R10L] = */ 1,
391	/* [BS3CG1DST_R11L] = */ 1,
392	/* [BS3CG1DST_R12L] = */ 1,
393	/* [BS3CG1DST_R13L] = */ 1,
394	/* [BS3CG1DST_R14L] = */ 1,
395	/* [BS3CG1DST_R15L] = */ 1,
396
397	/* [BS3CG1DST_AX] = */ 2,
398	/* [BS3CG1DST_CX] = */ 2,
399	/* [BS3CG1DST_DX] = */ 2,
400	/* [BS3CG1DST_BX] = */ 2,
401	/* [BS3CG1DST_SP] = */ 2,
402	/* [BS3CG1DST_BP] = */ 2,
403	/* [BS3CG1DST_SI] = */ 2,
404	/* [BS3CG1DST_DI] = */ 2,
405	/* [BS3CG1DST_R8W] = */ 2,
406	/* [BS3CG1DST_R9W] = */ 2,
407	/* [BS3CG1DST_R10W] = */ 2,
408	/* [BS3CG1DST_R11W] = */ 2,
409	/* [BS3CG1DST_R12W] = */ 2,
410	/* [BS3CG1DST_R13W] = */ 2,
411	/* [BS3CG1DST_R14W] = */ 2,
412	/* [BS3CG1DST_R15W] = */ 2,
413
414	/* [BS3CG1DST_EAX] = */ 4,
415	/* [BS3CG1DST_ECX] = */ 4,
416	/* [BS3CG1DST_EDX] = */ 4,
417	/* [BS3CG1DST_EBX] = */ 4,
418	/* [BS3CG1DST_ESP] = */ 4,
419	/* [BS3CG1DST_EBP] = */ 4,
420	/* [BS3CG1DST_ESI] = */ 4,
421	/* [BS3CG1DST_EDI] = */ 4,
422	/* [BS3CG1DST_R8D] = */ 4,
423	/* [BS3CG1DST_R9D] = */ 4,
424	/* [BS3CG1DST_R10D] = */ 4,
425	/* [BS3CG1DST_R11D] = */ 4,
426	/* [BS3CG1DST_R12D] = */ 4,
427	/* [BS3CG1DST_R13D] = */ 4,
428	/* [BS3CG1DST_R14D] = */ 4,
429	/* [BS3CG1DST_R15D] = */ 4,
430
431	/* [BS3CG1DST_RAX] = */ 8,
432	/* [BS3CG1DST_RCX] = */ 8,
433	/* [BS3CG1DST_RDX] = */ 8,
434	/* [BS3CG1DST_RBX] = */ 8,
435	/* [BS3CG1DST_RSP] = */ 8,
436	/* [BS3CG1DST_RBP] = */ 8,
437	/* [BS3CG1DST_RSI] = */ 8,
438	/* [BS3CG1DST_RDI] = */ 8,
439	/* [BS3CG1DST_R8] = */ 8,
440	/* [BS3CG1DST_R9] = */ 8,
441	/* [BS3CG1DST_R10] = */ 8,
442	/* [BS3CG1DST_R11] = */ 8,
443	/* [BS3CG1DST_R12] = */ 8,
444	/* [BS3CG1DST_R13] = */ 8,
445	/* [BS3CG1DST_R14] = */ 8,
446	/* [BS3CG1DST_R15] = */ 8,
447
448	/* [BS3CG1DST_OZ_RAX] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
449	/* [BS3CG1DST_OZ_RCX] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
450	/* [BS3CG1DST_OZ_RDX] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
451	/* [BS3CG1DST_OZ_RBX] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
452	/* [BS3CG1DST_OZ_RSP] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
453	/* [BS3CG1DST_OZ_RBP] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
454	/* [BS3CG1DST_OZ_RSI] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
455	/* [BS3CG1DST_OZ_RDI] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
456	/* [BS3CG1DST_OZ_R8] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
457	/* [BS3CG1DST_OZ_R9] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
458	/* [BS3CG1DST_OZ_R10] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
459	/* [BS3CG1DST_OZ_R11] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
460	/* [BS3CG1DST_OZ_R12] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
461	/* [BS3CG1DST_OZ_R13] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
462	/* [BS3CG1DST_OZ_R14] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
463	/* [BS3CG1DST_OZ_R15] = */ BS3CG1DSTSIZE_OPERAND_SIZE_GRP,
464
465	/* [BS3CG1DST_CR0] = */ 4,
466	/* [BS3CG1DST_CR4] = */ 4,
467	/* [BS3CG1DST_XCR0] = */ 8,
468
469	/* [BS3CG1DST_FCW] = */ 2,
470	/* [BS3CG1DST_FSW] = */ 2,
471	/* [BS3CG1DST_FTW] = */ 2,
472	/* [BS3CG1DST_FOP] = */ 2,
473	/* [BS3CG1DST_FPUIP] = */ 2,
474	/* [BS3CG1DST_FPUCS] = */ 2,
475	/* [BS3CG1DST_FPUDP] = */ 2,
476	/* [BS3CG1DST_FPUDS] = */ 2,
477	/* [BS3CG1DST_MXCSR] = */ 4,
478	/* [BS3CG1DST_ST0] = */ 12,
479	/* [BS3CG1DST_ST1] = */ 12,
480	/* [BS3CG1DST_ST2] = */ 12,
481	/* [BS3CG1DST_ST3] = */ 12,
482	/* [BS3CG1DST_ST4] = */ 12,
483	/* [BS3CG1DST_ST5] = */ 12,
484	/* [BS3CG1DST_ST6] = */ 12,
485	/* [BS3CG1DST_ST7] = */ 12,
486	/* [BS3CG1DST_MM0] = */ 8,
487	/* [BS3CG1DST_MM1] = */ 8,
488	/* [BS3CG1DST_MM2] = */ 8,
489	/* [BS3CG1DST_MM3] = */ 8,
490	/* [BS3CG1DST_MM4] = */ 8,
491	/* [BS3CG1DST_MM5] = */ 8,
492	/* [BS3CG1DST_MM6] = */ 8,
493	/* [BS3CG1DST_MM7] = */ 8,
494	/* [BS3CG1DST_MM0_LO_ZX] = */ 4,
495	/* [BS3CG1DST_MM1_LO_ZX] = */ 4,
496	/* [BS3CG1DST_MM2_LO_ZX] = */ 4,
497	/* [BS3CG1DST_MM3_LO_ZX] = */ 4,
498	/* [BS3CG1DST_MM4_LO_ZX] = */ 4,
499	/* [BS3CG1DST_MM5_LO_ZX] = */ 4,
500	/* [BS3CG1DST_MM6_LO_ZX] = */ 4,
501	/* [BS3CG1DST_MM7_LO_ZX] = */ 4,
502	/* [BS3CG1DST_XMM0] = */ 16,
503	/* [BS3CG1DST_XMM1] = */ 16,
504	/* [BS3CG1DST_XMM2] = */ 16,
505	/* [BS3CG1DST_XMM3] = */ 16,
506	/* [BS3CG1DST_XMM4] = */ 16,
507	/* [BS3CG1DST_XMM5] = */ 16,
508	/* [BS3CG1DST_XMM6] = */ 16,
509	/* [BS3CG1DST_XMM7] = */ 16,
510	/* [BS3CG1DST_XMM8] = */ 16,
511	/* [BS3CG1DST_XMM9] = */ 16,
512	/* [BS3CG1DST_XMM10] = */ 16,
513	/* [BS3CG1DST_XMM11] = */ 16,
514	/* [BS3CG1DST_XMM12] = */ 16,
515	/* [BS3CG1DST_XMM13] = */ 16,
516	/* [BS3CG1DST_XMM14] = */ 16,
517	/* [BS3CG1DST_XMM15] = */ 16,
518	/* [BS3CG1DST_XMM0_LO] = */ 8,
519	/* [BS3CG1DST_XMM1_LO] = */ 8,
520	/* [BS3CG1DST_XMM2_LO] = */ 8,
521	/* [BS3CG1DST_XMM3_LO] = */ 8,
522	/* [BS3CG1DST_XMM4_LO] = */ 8,
523	/* [BS3CG1DST_XMM5_LO] = */ 8,
524	/* [BS3CG1DST_XMM6_LO] = */ 8,
525	/* [BS3CG1DST_XMM7_LO] = */ 8,
526	/* [BS3CG1DST_XMM8_LO] = */ 8,
527	/* [BS3CG1DST_XMM9_LO] = */ 8,
528	/* [BS3CG1DST_XMM10_LO] = */ 8,
529	/* [BS3CG1DST_XMM11_LO] = */ 8,
530	/* [BS3CG1DST_XMM12_LO] = */ 8,
531	/* [BS3CG1DST_XMM13_LO] = */ 8,
532	/* [BS3CG1DST_XMM14_LO] = */ 8,
533	/* [BS3CG1DST_XMM15_LO] = */ 8,
534	/* [BS3CG1DST_XMM0_HI] = */ 8,
535	/* [BS3CG1DST_XMM1_HI] = */ 8,
536	/* [BS3CG1DST_XMM2_HI] = */ 8,
537	/* [BS3CG1DST_XMM3_HI] = */ 8,
538	/* [BS3CG1DST_XMM4_HI] = */ 8,
539	/* [BS3CG1DST_XMM5_HI] = */ 8,
540	/* [BS3CG1DST_XMM6_HI] = */ 8,
541	/* [BS3CG1DST_XMM7_HI] = */ 8,
542	/* [BS3CG1DST_XMM8_HI] = */ 8,
543	/* [BS3CG1DST_XMM9_HI] = */ 8,
544	/* [BS3CG1DST_XMM10_HI] = */ 8,
545	/* [BS3CG1DST_XMM11_HI] = */ 8,
546	/* [BS3CG1DST_XMM12_HI] = */ 8,
547	/* [BS3CG1DST_XMM13_HI] = */ 8,
548	/* [BS3CG1DST_XMM14_HI] = */ 8,
549	/* [BS3CG1DST_XMM15_HI] = */ 8,
550	/* [BS3CG1DST_XMM0_LO_ZX] = */ 8,
551	/* [BS3CG1DST_XMM1_LO_ZX] = */ 8,
552	/* [BS3CG1DST_XMM2_LO_ZX] = */ 8,
553	/* [BS3CG1DST_XMM3_LO_ZX] = */ 8,
554	/* [BS3CG1DST_XMM4_LO_ZX] = */ 8,
555	/* [BS3CG1DST_XMM5_LO_ZX] = */ 8,
556	/* [BS3CG1DST_XMM6_LO_ZX] = */ 8,
557	/* [BS3CG1DST_XMM7_LO_ZX] = */ 8,
558	/* [BS3CG1DST_XMM8_LO_ZX] = */ 8,
559	/* [BS3CG1DST_XMM9_LO_ZX] = */ 8,
560	/* [BS3CG1DST_XMM10_LO_ZX] = */ 8,
561	/* [BS3CG1DST_XMM11_LO_ZX] = */ 8,
562	/* [BS3CG1DST_XMM12_LO_ZX] = */ 8,
563	/* [BS3CG1DST_XMM13_LO_ZX] = */ 8,
564	/* [BS3CG1DST_XMM14_LO_ZX] = */ 8,
565	/* [BS3CG1DST_XMM15_LO_ZX] = */ 8,
566	/* [BS3CG1DST_XMM0_DW0] = */ 4,
567	/* [BS3CG1DST_XMM1_DW0] = */ 4,
568	/* [BS3CG1DST_XMM2_DW0] = */ 4,
569	/* [BS3CG1DST_XMM3_DW0] = */ 4,
570	/* [BS3CG1DST_XMM4_DW0] = */ 4,
571	/* [BS3CG1DST_XMM5_DW0] = */ 4,
572	/* [BS3CG1DST_XMM6_DW0] = */ 4,
573	/* [BS3CG1DST_XMM7_DW0] = */ 4,
574	/* [BS3CG1DST_XMM8_DW0] = */ 4,
575	/* [BS3CG1DST_XMM9_DW0] = */ 4,
576	/* [BS3CG1DST_XMM10_DW0] = */ 4,
577	/* [BS3CG1DST_XMM11_DW0] = */ 4,
578	/* [BS3CG1DST_XMM12_DW0] = */ 4,
579	/* [BS3CG1DST_XMM13_DW0] = */ 4,
580	/* [BS3CG1DST_XMM14_DW0] = */ 4,
581	/* [BS3CG1DST_XMM15_DW0] = */ 4,
582	/* [BS3CG1DST_XMM0_DW0_ZX] = */ 4,
583	/* [BS3CG1DST_XMM1_DW0_ZX] = */ 4,
584	/* [BS3CG1DST_XMM2_DW0_ZX] = */ 4,
585	/* [BS3CG1DST_XMM3_DW0_ZX] = */ 4,
586	/* [BS3CG1DST_XMM4_DW0_ZX] = */ 4,
587	/* [BS3CG1DST_XMM5_DW0_ZX] = */ 4,
588	/* [BS3CG1DST_XMM6_DW0_ZX] = */ 4,
589	/* [BS3CG1DST_XMM7_DW0_ZX] = */ 4,
590	/* [BS3CG1DST_XMM8_DW0_ZX] = */ 4,
591	/* [BS3CG1DST_XMM9_DW0_ZX] = */ 4,
592	/* [BS3CG1DST_XMM10_DW0_ZX] =*/ 4,
593	/* [BS3CG1DST_XMM11_DW0_ZX] =*/ 4,
594	/* [BS3CG1DST_XMM12_DW0_ZX] =*/ 4,
595	/* [BS3CG1DST_XMM13_DW0_ZX] =*/ 4,
596	/* [BS3CG1DST_XMM14_DW0_ZX] =*/ 4,
597	/* [BS3CG1DST_XMM15_DW0_ZX] =*/ 4,
598	/* [BS3CG1DST_XMM0_HI96] = */ 12,
599	/* [BS3CG1DST_XMM1_HI96] = */ 12,
600	/* [BS3CG1DST_XMM2_HI96] = */ 12,
601	/* [BS3CG1DST_XMM3_HI96] = */ 12,
602	/* [BS3CG1DST_XMM4_HI96] = */ 12,
603	/* [BS3CG1DST_XMM5_HI96] = */ 12,
604	/* [BS3CG1DST_XMM6_HI96] = */ 12,
605	/* [BS3CG1DST_XMM7_HI96] = */ 12,
606	/* [BS3CG1DST_XMM8_HI96] = */ 12,
607	/* [BS3CG1DST_XMM9_HI96] = */ 12,
608	/* [BS3CG1DST_XMM10_HI96] =*/ 12,
609	/* [BS3CG1DST_XMM11_HI96] =*/ 12,
610	/* [BS3CG1DST_XMM12_HI96] =*/ 12,
611	/* [BS3CG1DST_XMM13_HI96] =*/ 12,
612	/* [BS3CG1DST_XMM14_HI96] =*/ 12,
613	/* [BS3CG1DST_XMM15_HI96] =*/ 12,
614	/* [BS3CG1DST_YMM0] = */ 32,
615	/* [BS3CG1DST_YMM1] = */ 32,
616	/* [BS3CG1DST_YMM2] = */ 32,
617	/* [BS3CG1DST_YMM3] = */ 32,
618	/* [BS3CG1DST_YMM4] = */ 32,
619	/* [BS3CG1DST_YMM5] = */ 32,
620	/* [BS3CG1DST_YMM6] = */ 32,
621	/* [BS3CG1DST_YMM7] = */ 32,
622	/* [BS3CG1DST_YMM8] = */ 32,
623	/* [BS3CG1DST_YMM9] = */ 32,
624	/* [BS3CG1DST_YMM10] = */ 32,
625	/* [BS3CG1DST_YMM11] = */ 32,
626	/* [BS3CG1DST_YMM12] = */ 32,
627	/* [BS3CG1DST_YMM13] = */ 32,
628	/* [BS3CG1DST_YMM14] = */ 32,
629	/* [BS3CG1DST_YMM15] = */ 32,
630
631	/* [BS3CG1DST_VALUE_XCPT] = */ 1,
632	};
633	AssertCompile(RT_ELEMENTS(g_acbBs3Cg1DstFields) == BS3CG1DST_END);
634
635	/** Destination field offset indexed by bBS3CG1DST.
636	* Zero means operand size sized. */
637	static const unsigned g_aoffBs3Cg1DstFields[] =
638	{
639	/* [BS3CG1DST_INVALID] = */ ~0U,
640	/* [BS3CG1DST_OP1] = */ ~0U,
641	/* [BS3CG1DST_OP2] = */ ~0U,
642	/* [BS3CG1DST_OP3] = */ ~0U,
643	/* [BS3CG1DST_OP4] = */ ~0U,
644	/* [BS3CG1DST_EFL] = */ RT_OFFSETOF(BS3REGCTX, rflags),
645	/* [BS3CG1DST_EFL_UNDEF]=/ ~0, / special field */
646
647	/* [BS3CG1DST_AL] = */ RT_OFFSETOF(BS3REGCTX, rax.u8),
648	/* [BS3CG1DST_CL] = */ RT_OFFSETOF(BS3REGCTX, rcx.u8),
649	/* [BS3CG1DST_DL] = */ RT_OFFSETOF(BS3REGCTX, rdx.u8),
650	/* [BS3CG1DST_BL] = */ RT_OFFSETOF(BS3REGCTX, rbx.u8),
651	/* [BS3CG1DST_AH] = */ RT_OFFSETOF(BS3REGCTX, rax.b.bHi),
652	/* [BS3CG1DST_CH] = */ RT_OFFSETOF(BS3REGCTX, rcx.b.bHi),
653	/* [BS3CG1DST_DH] = */ RT_OFFSETOF(BS3REGCTX, rdx.b.bHi),
654	/* [BS3CG1DST_BH] = */ RT_OFFSETOF(BS3REGCTX, rbx.b.bHi),
655	/* [BS3CG1DST_SPL] = */ RT_OFFSETOF(BS3REGCTX, rsp.u8),
656	/* [BS3CG1DST_BPL] = */ RT_OFFSETOF(BS3REGCTX, rbp.u8),
657	/* [BS3CG1DST_SIL] = */ RT_OFFSETOF(BS3REGCTX, rsi.u8),
658	/* [BS3CG1DST_DIL] = */ RT_OFFSETOF(BS3REGCTX, rdi.u8),
659	/* [BS3CG1DST_R8L] = */ RT_OFFSETOF(BS3REGCTX, r8.u8),
660	/* [BS3CG1DST_R9L] = */ RT_OFFSETOF(BS3REGCTX, r9.u8),
661	/* [BS3CG1DST_R10L] = */ RT_OFFSETOF(BS3REGCTX, r10.u8),
662	/* [BS3CG1DST_R11L] = */ RT_OFFSETOF(BS3REGCTX, r11.u8),
663	/* [BS3CG1DST_R12L] = */ RT_OFFSETOF(BS3REGCTX, r12.u8),
664	/* [BS3CG1DST_R13L] = */ RT_OFFSETOF(BS3REGCTX, r13.u8),
665	/* [BS3CG1DST_R14L] = */ RT_OFFSETOF(BS3REGCTX, r14.u8),
666	/* [BS3CG1DST_R15L] = */ RT_OFFSETOF(BS3REGCTX, r15.u8),
667
668	/* [BS3CG1DST_AX] = */ RT_OFFSETOF(BS3REGCTX, rax.u16),
669	/* [BS3CG1DST_CX] = */ RT_OFFSETOF(BS3REGCTX, rcx.u16),
670	/* [BS3CG1DST_DX] = */ RT_OFFSETOF(BS3REGCTX, rdx.u16),
671	/* [BS3CG1DST_BX] = */ RT_OFFSETOF(BS3REGCTX, rbx.u16),
672	/* [BS3CG1DST_SP] = */ RT_OFFSETOF(BS3REGCTX, rsp.u16),
673	/* [BS3CG1DST_BP] = */ RT_OFFSETOF(BS3REGCTX, rbp.u16),
674	/* [BS3CG1DST_SI] = */ RT_OFFSETOF(BS3REGCTX, rsi.u16),
675	/* [BS3CG1DST_DI] = */ RT_OFFSETOF(BS3REGCTX, rdi.u16),
676	/* [BS3CG1DST_R8W] = */ RT_OFFSETOF(BS3REGCTX, r8.u16),
677	/* [BS3CG1DST_R9W] = */ RT_OFFSETOF(BS3REGCTX, r9.u16),
678	/* [BS3CG1DST_R10W] = */ RT_OFFSETOF(BS3REGCTX, r10.u16),
679	/* [BS3CG1DST_R11W] = */ RT_OFFSETOF(BS3REGCTX, r11.u16),
680	/* [BS3CG1DST_R12W] = */ RT_OFFSETOF(BS3REGCTX, r12.u16),
681	/* [BS3CG1DST_R13W] = */ RT_OFFSETOF(BS3REGCTX, r13.u16),
682	/* [BS3CG1DST_R14W] = */ RT_OFFSETOF(BS3REGCTX, r14.u16),
683	/* [BS3CG1DST_R15W] = */ RT_OFFSETOF(BS3REGCTX, r15.u16),
684
685	/* [BS3CG1DST_EAX] = */ RT_OFFSETOF(BS3REGCTX, rax.u32),
686	/* [BS3CG1DST_ECX] = */ RT_OFFSETOF(BS3REGCTX, rcx.u32),
687	/* [BS3CG1DST_EDX] = */ RT_OFFSETOF(BS3REGCTX, rdx.u32),
688	/* [BS3CG1DST_EBX] = */ RT_OFFSETOF(BS3REGCTX, rbx.u32),
689	/* [BS3CG1DST_ESP] = */ RT_OFFSETOF(BS3REGCTX, rsp.u32),
690	/* [BS3CG1DST_EBP] = */ RT_OFFSETOF(BS3REGCTX, rbp.u32),
691	/* [BS3CG1DST_ESI] = */ RT_OFFSETOF(BS3REGCTX, rsi.u32),
692	/* [BS3CG1DST_EDI] = */ RT_OFFSETOF(BS3REGCTX, rdi.u32),
693	/* [BS3CG1DST_R8D] = */ RT_OFFSETOF(BS3REGCTX, r8.u32),
694	/* [BS3CG1DST_R9D] = */ RT_OFFSETOF(BS3REGCTX, r9.u32),
695	/* [BS3CG1DST_R10D] = */ RT_OFFSETOF(BS3REGCTX, r10.u32),
696	/* [BS3CG1DST_R11D] = */ RT_OFFSETOF(BS3REGCTX, r11.u32),
697	/* [BS3CG1DST_R12D] = */ RT_OFFSETOF(BS3REGCTX, r12.u32),
698	/* [BS3CG1DST_R13D] = */ RT_OFFSETOF(BS3REGCTX, r13.u32),
699	/* [BS3CG1DST_R14D] = */ RT_OFFSETOF(BS3REGCTX, r14.u32),
700	/* [BS3CG1DST_R15D] = */ RT_OFFSETOF(BS3REGCTX, r15.u32),
701
702	/* [BS3CG1DST_RAX] = */ RT_OFFSETOF(BS3REGCTX, rax.u64),
703	/* [BS3CG1DST_RCX] = */ RT_OFFSETOF(BS3REGCTX, rcx.u64),
704	/* [BS3CG1DST_RDX] = */ RT_OFFSETOF(BS3REGCTX, rdx.u64),
705	/* [BS3CG1DST_RBX] = */ RT_OFFSETOF(BS3REGCTX, rbx.u64),
706	/* [BS3CG1DST_RSP] = */ RT_OFFSETOF(BS3REGCTX, rsp.u64),
707	/* [BS3CG1DST_RBP] = */ RT_OFFSETOF(BS3REGCTX, rbp.u64),
708	/* [BS3CG1DST_RSI] = */ RT_OFFSETOF(BS3REGCTX, rsi.u64),
709	/* [BS3CG1DST_RDI] = */ RT_OFFSETOF(BS3REGCTX, rdi.u64),
710	/* [BS3CG1DST_R8] = */ RT_OFFSETOF(BS3REGCTX, r8.u64),
711	/* [BS3CG1DST_R9] = */ RT_OFFSETOF(BS3REGCTX, r9.u64),
712	/* [BS3CG1DST_R10] = */ RT_OFFSETOF(BS3REGCTX, r10.u64),
713	/* [BS3CG1DST_R11] = */ RT_OFFSETOF(BS3REGCTX, r11.u64),
714	/* [BS3CG1DST_R12] = */ RT_OFFSETOF(BS3REGCTX, r12.u64),
715	/* [BS3CG1DST_R13] = */ RT_OFFSETOF(BS3REGCTX, r13.u64),
716	/* [BS3CG1DST_R14] = */ RT_OFFSETOF(BS3REGCTX, r14.u64),
717	/* [BS3CG1DST_R15] = */ RT_OFFSETOF(BS3REGCTX, r15.u64),
718
719	/* [BS3CG1DST_OZ_RAX] = */ RT_OFFSETOF(BS3REGCTX, rax),
720	/* [BS3CG1DST_OZ_RCX] = */ RT_OFFSETOF(BS3REGCTX, rcx),
721	/* [BS3CG1DST_OZ_RDX] = */ RT_OFFSETOF(BS3REGCTX, rdx),
722	/* [BS3CG1DST_OZ_RBX] = */ RT_OFFSETOF(BS3REGCTX, rbx),
723	/* [BS3CG1DST_OZ_RSP] = */ RT_OFFSETOF(BS3REGCTX, rsp),
724	/* [BS3CG1DST_OZ_RBP] = */ RT_OFFSETOF(BS3REGCTX, rbp),
725	/* [BS3CG1DST_OZ_RSI] = */ RT_OFFSETOF(BS3REGCTX, rsi),
726	/* [BS3CG1DST_OZ_RDI] = */ RT_OFFSETOF(BS3REGCTX, rdi),
727	/* [BS3CG1DST_OZ_R8] = */ RT_OFFSETOF(BS3REGCTX, r8),
728	/* [BS3CG1DST_OZ_R9] = */ RT_OFFSETOF(BS3REGCTX, r9),
729	/* [BS3CG1DST_OZ_R10] = */ RT_OFFSETOF(BS3REGCTX, r10),
730	/* [BS3CG1DST_OZ_R11] = */ RT_OFFSETOF(BS3REGCTX, r11),
731	/* [BS3CG1DST_OZ_R12] = */ RT_OFFSETOF(BS3REGCTX, r12),
732	/* [BS3CG1DST_OZ_R13] = */ RT_OFFSETOF(BS3REGCTX, r13),
733	/* [BS3CG1DST_OZ_R14] = */ RT_OFFSETOF(BS3REGCTX, r14),
734	/* [BS3CG1DST_OZ_R15] = */ RT_OFFSETOF(BS3REGCTX, r15),
735
736	/* [BS3CG1DST_CR0] = */ RT_OFFSETOF(BS3REGCTX, cr0),
737	/* [BS3CG1DST_CR4] = */ RT_OFFSETOF(BS3REGCTX, cr4),
738	/* [BS3CG1DST_XCR0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, fXcr0Saved),
739
740	/* [BS3CG1DST_FCW] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FCW),
741	/* [BS3CG1DST_FSW] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FSW),
742	/* [BS3CG1DST_FTW] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FTW),
743	/* [BS3CG1DST_FOP] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FOP),
744	/* [BS3CG1DST_FPUIP] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FPUIP),
745	/* [BS3CG1DST_FPUCS] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.CS),
746	/* [BS3CG1DST_FPUDP] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.FPUDP),
747	/* [BS3CG1DST_FPUDS] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.DS),
748	/* [BS3CG1DST_MXCSR] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.MXCSR),
749	/* [BS3CG1DST_ST0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[0]),
750	/* [BS3CG1DST_ST1] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[1]),
751	/* [BS3CG1DST_ST2] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[2]),
752	/* [BS3CG1DST_ST3] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[3]),
753	/* [BS3CG1DST_ST4] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[4]),
754	/* [BS3CG1DST_ST5] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[5]),
755	/* [BS3CG1DST_ST6] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[6]),
756	/* [BS3CG1DST_ST7] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[7]),
757	/* [BS3CG1DST_MM0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[0]),
758	/* [BS3CG1DST_MM1] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[1]),
759	/* [BS3CG1DST_MM2] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[2]),
760	/* [BS3CG1DST_MM3] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[3]),
761	/* [BS3CG1DST_MM4] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[4]),
762	/* [BS3CG1DST_MM5] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[5]),
763	/* [BS3CG1DST_MM6] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[6]),
764	/* [BS3CG1DST_MM7] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[7]),
765	/* [BS3CG1DST_MM0_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[0]),
766	/* [BS3CG1DST_MM1_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[1]),
767	/* [BS3CG1DST_MM2_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[2]),
768	/* [BS3CG1DST_MM3_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[3]),
769	/* [BS3CG1DST_MM4_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[4]),
770	/* [BS3CG1DST_MM5_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[5]),
771	/* [BS3CG1DST_MM6_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[6]),
772	/* [BS3CG1DST_MM7_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aRegs[7]),
773
774	/* [BS3CG1DST_XMM0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]),
775	/* [BS3CG1DST_XMM1] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]),
776	/* [BS3CG1DST_XMM2] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]),
777	/* [BS3CG1DST_XMM3] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]),
778	/* [BS3CG1DST_XMM4] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]),
779	/* [BS3CG1DST_XMM5] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]),
780	/* [BS3CG1DST_XMM6] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]),
781	/* [BS3CG1DST_XMM7] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]),
782	/* [BS3CG1DST_XMM8] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]),
783	/* [BS3CG1DST_XMM9] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]),
784	/* [BS3CG1DST_XMM10] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]),
785	/* [BS3CG1DST_XMM11] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]),
786	/* [BS3CG1DST_XMM12] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]),
787	/* [BS3CG1DST_XMM13] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]),
788	/* [BS3CG1DST_XMM14] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]),
789	/* [BS3CG1DST_XMM15] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]),
790	/* [BS3CG1DST_XMM0_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]),
791	/* [BS3CG1DST_XMM1_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]),
792	/* [BS3CG1DST_XMM2_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]),
793	/* [BS3CG1DST_XMM3_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]),
794	/* [BS3CG1DST_XMM4_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]),
795	/* [BS3CG1DST_XMM5_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]),
796	/* [BS3CG1DST_XMM6_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]),
797	/* [BS3CG1DST_XMM7_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]),
798	/* [BS3CG1DST_XMM8_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]),
799	/* [BS3CG1DST_XMM9_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]),
800	/* [BS3CG1DST_XMM10_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]),
801	/* [BS3CG1DST_XMM11_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]),
802	/* [BS3CG1DST_XMM12_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]),
803	/* [BS3CG1DST_XMM13_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]),
804	/* [BS3CG1DST_XMM14_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]),
805	/* [BS3CG1DST_XMM15_LO] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]),
806	/* [BS3CG1DST_XMM0_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]) + sizeof(uint64_t),
807	/* [BS3CG1DST_XMM1_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]) + sizeof(uint64_t),
808	/* [BS3CG1DST_XMM2_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]) + sizeof(uint64_t),
809	/* [BS3CG1DST_XMM3_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]) + sizeof(uint64_t),
810	/* [BS3CG1DST_XMM4_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]) + sizeof(uint64_t),
811	/* [BS3CG1DST_XMM5_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]) + sizeof(uint64_t),
812	/* [BS3CG1DST_XMM6_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]) + sizeof(uint64_t),
813	/* [BS3CG1DST_XMM7_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]) + sizeof(uint64_t),
814	/* [BS3CG1DST_XMM8_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]) + sizeof(uint64_t),
815	/* [BS3CG1DST_XMM9_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]) + sizeof(uint64_t),
816	/* [BS3CG1DST_XMM10_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]) + sizeof(uint64_t),
817	/* [BS3CG1DST_XMM11_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]) + sizeof(uint64_t),
818	/* [BS3CG1DST_XMM12_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]) + sizeof(uint64_t),
819	/* [BS3CG1DST_XMM13_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]) + sizeof(uint64_t),
820	/* [BS3CG1DST_XMM14_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]) + sizeof(uint64_t),
821	/* [BS3CG1DST_XMM15_HI] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]) + sizeof(uint64_t),
822	/* [BS3CG1DST_XMM0_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]),
823	/* [BS3CG1DST_XMM1_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]),
824	/* [BS3CG1DST_XMM2_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]),
825	/* [BS3CG1DST_XMM3_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]),
826	/* [BS3CG1DST_XMM4_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]),
827	/* [BS3CG1DST_XMM5_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]),
828	/* [BS3CG1DST_XMM6_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]),
829	/* [BS3CG1DST_XMM7_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]),
830	/* [BS3CG1DST_XMM8_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]),
831	/* [BS3CG1DST_XMM9_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]),
832	/* [BS3CG1DST_XMM10_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]),
833	/* [BS3CG1DST_XMM11_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]),
834	/* [BS3CG1DST_XMM12_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]),
835	/* [BS3CG1DST_XMM13_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]),
836	/* [BS3CG1DST_XMM14_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]),
837	/* [BS3CG1DST_XMM15_LO_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]),
838	/* [BS3CG1DST_XMM0_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]),
839	/* [BS3CG1DST_XMM1_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]),
840	/* [BS3CG1DST_XMM2_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]),
841	/* [BS3CG1DST_XMM3_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]),
842	/* [BS3CG1DST_XMM4_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]),
843	/* [BS3CG1DST_XMM5_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]),
844	/* [BS3CG1DST_XMM6_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]),
845	/* [BS3CG1DST_XMM7_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]),
846	/* [BS3CG1DST_XMM8_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]),
847	/* [BS3CG1DST_XMM9_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]),
848	/* [BS3CG1DST_XMM10_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]),
849	/* [BS3CG1DST_XMM11_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]),
850	/* [BS3CG1DST_XMM12_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]),
851	/* [BS3CG1DST_XMM13_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]),
852	/* [BS3CG1DST_XMM14_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]),
853	/* [BS3CG1DST_XMM15_DW0] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]),
854	/* [BS3CG1DST_XMM0_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0]),
855	/* [BS3CG1DST_XMM1_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1]),
856	/* [BS3CG1DST_XMM2_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2]),
857	/* [BS3CG1DST_XMM3_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3]),
858	/* [BS3CG1DST_XMM4_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4]),
859	/* [BS3CG1DST_XMM5_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5]),
860	/* [BS3CG1DST_XMM6_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6]),
861	/* [BS3CG1DST_XMM7_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7]),
862	/* [BS3CG1DST_XMM8_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8]),
863	/* [BS3CG1DST_XMM9_DW0_ZX] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9]),
864	/* [BS3CG1DST_XMM10_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10]),
865	/* [BS3CG1DST_XMM11_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11]),
866	/* [BS3CG1DST_XMM12_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12]),
867	/* [BS3CG1DST_XMM13_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13]),
868	/* [BS3CG1DST_XMM14_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14]),
869	/* [BS3CG1DST_XMM15_DW0_ZX] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15]),
870	/* [BS3CG1DST_XMM0_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[0].au32[1]),
871	/* [BS3CG1DST_XMM1_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[1].au32[1]),
872	/* [BS3CG1DST_XMM2_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[2].au32[1]),
873	/* [BS3CG1DST_XMM3_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[3].au32[1]),
874	/* [BS3CG1DST_XMM4_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[4].au32[1]),
875	/* [BS3CG1DST_XMM5_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[5].au32[1]),
876	/* [BS3CG1DST_XMM6_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[6].au32[1]),
877	/* [BS3CG1DST_XMM7_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[7].au32[1]),
878	/* [BS3CG1DST_XMM8_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[8].au32[1]),
879	/* [BS3CG1DST_XMM9_HI96] = */ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[9].au32[1]),
880	/* [BS3CG1DST_XMM10_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[10].au32[1]),
881	/* [BS3CG1DST_XMM11_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[11].au32[1]),
882	/* [BS3CG1DST_XMM12_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[12].au32[1]),
883	/* [BS3CG1DST_XMM13_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[13].au32[1]),
884	/* [BS3CG1DST_XMM14_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[14].au32[1]),
885	/* [BS3CG1DST_XMM15_HI96] =*/ sizeof(BS3REGCTX) + RT_OFFSETOF(BS3EXTCTX, Ctx.x87.aXMM[15].au32[1]),
886
887	/* [BS3CG1DST_YMM0] = */ ~0U,
888	/* [BS3CG1DST_YMM1] = */ ~0U,
889	/* [BS3CG1DST_YMM2] = */ ~0U,
890	/* [BS3CG1DST_YMM3] = */ ~0U,
891	/* [BS3CG1DST_YMM4] = */ ~0U,
892	/* [BS3CG1DST_YMM5] = */ ~0U,
893	/* [BS3CG1DST_YMM6] = */ ~0U,
894	/* [BS3CG1DST_YMM7] = */ ~0U,
895	/* [BS3CG1DST_YMM8] = */ ~0U,
896	/* [BS3CG1DST_YMM9] = */ ~0U,
897	/* [BS3CG1DST_YMM10] = */ ~0U,
898	/* [BS3CG1DST_YMM11] = */ ~0U,
899	/* [BS3CG1DST_YMM12] = */ ~0U,
900	/* [BS3CG1DST_YMM13] = */ ~0U,
901	/* [BS3CG1DST_YMM14] = */ ~0U,
902	/* [BS3CG1DST_YMM15] = */ ~0U,
903
904	/* [BS3CG1DST_VALUE_XCPT] = */ ~0U,
905	};
906	AssertCompile(RT_ELEMENTS(g_aoffBs3Cg1DstFields) == BS3CG1DST_END);
907
908	/** Destination field names. */
909	static const struct { char sz[12]; } g_aszBs3Cg1DstFields[] =
910	{
911	{ "INVALID" },
912	{ "OP1" },
913	{ "OP2" },
914	{ "OP3" },
915	{ "OP4" },
916	{ "EFL" },
917	{ "EFL_UND" },
918
919	{ "AL" },
920	{ "CL" },
921	{ "DL" },
922	{ "BL" },
923	{ "AH" },
924	{ "CH" },
925	{ "DH" },
926	{ "BH" },
927	{ "SPL" },
928	{ "BPL" },
929	{ "SIL" },
930	{ "DIL" },
931	{ "R8L" },
932	{ "R9L" },
933	{ "R10L" },
934	{ "R11L" },
935	{ "R12L" },
936	{ "R13L" },
937	{ "R14L" },
938	{ "R15L" },
939
940	{ "AX" },
941	{ "CX" },
942	{ "DX" },
943	{ "BX" },
944	{ "SP" },
945	{ "BP" },
946	{ "SI" },
947	{ "DI" },
948	{ "R8W" },
949	{ "R9W" },
950	{ "R10W" },
951	{ "R11W" },
952	{ "R12W" },
953	{ "R13W" },
954	{ "R14W" },
955	{ "R15W" },
956
957	{ "EAX" },
958	{ "ECX" },
959	{ "EDX" },
960	{ "EBX" },
961	{ "ESP" },
962	{ "EBP" },
963	{ "ESI" },
964	{ "EDI" },
965	{ "R8D" },
966	{ "R9D" },
967	{ "R10D" },
968	{ "R11D" },
969	{ "R12D" },
970	{ "R13D" },
971	{ "R14D" },
972	{ "R15D" },
973
974	{ "RAX" },
975	{ "RCX" },
976	{ "RDX" },
977	{ "RBX" },
978	{ "RSP" },
979	{ "RBP" },
980	{ "RSI" },
981	{ "RDI" },
982	{ "R8" },
983	{ "R9" },
984	{ "R10" },
985	{ "R11" },
986	{ "R12" },
987	{ "R13" },
988	{ "R14" },
989	{ "R15" },
990
991	{ "OZ_RAX" },
992	{ "OZ_RCX" },
993	{ "OZ_RDX" },
994	{ "OZ_RBX" },
995	{ "OZ_RSP" },
996	{ "OZ_RBP" },
997	{ "OZ_RSI" },
998	{ "OZ_RDI" },
999	{ "OZ_R8" },
1000	{ "OZ_R9" },
1001	{ "OZ_R10" },
1002	{ "OZ_R11" },
1003	{ "OZ_R12" },
1004	{ "OZ_R13" },
1005	{ "OZ_R14" },
1006	{ "OZ_R15" },
1007
1008	{ "CR0" },
1009	{ "CR4" },
1010	{ "XCR0" },
1011
1012	{ "FCW" },
1013	{ "FSW" },
1014	{ "FTW" },
1015	{ "FOP" },
1016	{ "FPUIP" },
1017	{ "FPUCS" },
1018	{ "FPUDP" },
1019	{ "FPUDS" },
1020	{ "MXCSR" },
1021	{ "ST0" },
1022	{ "ST1" },
1023	{ "ST2" },
1024	{ "ST3" },
1025	{ "ST4" },
1026	{ "ST5" },
1027	{ "ST6" },
1028	{ "ST7" },
1029	{ "MM0" },
1030	{ "MM1" },
1031	{ "MM2" },
1032	{ "MM3" },
1033	{ "MM4" },
1034	{ "MM5" },
1035	{ "MM6" },
1036	{ "MM7" },
1037	{ "MM0_LO_ZX" },
1038	{ "MM1_LO_ZX" },
1039	{ "MM2_LO_ZX" },
1040	{ "MM3_LO_ZX" },
1041	{ "MM4_LO_ZX" },
1042	{ "MM5_LO_ZX" },
1043	{ "MM6_LO_ZX" },
1044	{ "MM7_LO_ZX" },
1045	{ "XMM0" },
1046	{ "XMM1" },
1047	{ "XMM2" },
1048	{ "XMM3" },
1049	{ "XMM4" },
1050	{ "XMM5" },
1051	{ "XMM6" },
1052	{ "XMM7" },
1053	{ "XMM8" },
1054	{ "XMM9" },
1055	{ "XMM10" },
1056	{ "XMM11" },
1057	{ "XMM12" },
1058	{ "XMM13" },
1059	{ "XMM14" },
1060	{ "XMM15" },
1061	{ "XMM0_LO" },
1062	{ "XMM1_LO" },
1063	{ "XMM2_LO" },
1064	{ "XMM3_LO" },
1065	{ "XMM4_LO" },
1066	{ "XMM5_LO" },
1067	{ "XMM6_LO" },
1068	{ "XMM7_LO" },
1069	{ "XMM8_LO" },
1070	{ "XMM9_LO" },
1071	{ "XMM10_LO" },
1072	{ "XMM11_LO" },
1073	{ "XMM12_LO" },
1074	{ "XMM13_LO" },
1075	{ "XMM14_LO" },
1076	{ "XMM15_LO" },
1077	{ "XMM0_HI" },
1078	{ "XMM1_HI" },
1079	{ "XMM2_HI" },
1080	{ "XMM3_HI" },
1081	{ "XMM4_HI" },
1082	{ "XMM5_HI" },
1083	{ "XMM6_HI" },
1084	{ "XMM7_HI" },
1085	{ "XMM8_HI" },
1086	{ "XMM9_HI" },
1087	{ "XMM10_HI" },
1088	{ "XMM11_HI" },
1089	{ "XMM12_HI" },
1090	{ "XMM13_HI" },
1091	{ "XMM14_HI" },
1092	{ "XMM15_HI" },
1093	{ "XMM0_LO_ZX" },
1094	{ "XMM1_LO_ZX" },
1095	{ "XMM2_LO_ZX" },
1096	{ "XMM3_LO_ZX" },
1097	{ "XMM4_LO_ZX" },
1098	{ "XMM5_LO_ZX" },
1099	{ "XMM6_LO_ZX" },
1100	{ "XMM7_LO_ZX" },
1101	{ "XMM8_LO_ZX" },
1102	{ "XMM9_LO_ZX" },
1103	{ "XMM10_LO_ZX" },
1104	{ "XMM11_LO_ZX" },
1105	{ "XMM12_LO_ZX" },
1106	{ "XMM13_LO_ZX" },
1107	{ "XMM14_LO_ZX" },
1108	{ "XMM15_LO_ZX" },
1109	{ "XMM0_DW0" },
1110	{ "XMM1_DW0" },
1111	{ "XMM2_DW0" },
1112	{ "XMM3_DW0" },
1113	{ "XMM4_DW0" },
1114	{ "XMM5_DW0" },
1115	{ "XMM6_DW0" },
1116	{ "XMM7_DW0" },
1117	{ "XMM8_DW0" },
1118	{ "XMM9_DW0" },
1119	{ "XMM10_DW0" },
1120	{ "XMM11_DW0" },
1121	{ "XMM12_DW0" },
1122	{ "XMM13_DW0" },
1123	{ "XMM14_DW0" },
1124	{ "XMM15_DW0" },
1125	{ "XMM0_DW0_ZX" },
1126	{ "XMM1_DW0_ZX" },
1127	{ "XMM2_DW0_ZX" },
1128	{ "XMM3_DW0_ZX" },
1129	{ "XMM4_DW0_ZX" },
1130	{ "XMM5_DW0_ZX" },
1131	{ "XMM6_DW0_ZX" },
1132	{ "XMM7_DW0_ZX" },
1133	{ "XMM8_DW0_ZX" },
1134	{ "XMM9_DW0_ZX" },
1135	{ "XMM10_DW0_ZX" },
1136	{ "XMM11_DW0_ZX" },
1137	{ "XMM12_DW0_ZX" },
1138	{ "XMM13_DW0_ZX" },
1139	{ "XMM14_DW0_ZX" },
1140	{ "XMM15_DW0_ZX" },
1141	{ "XMM0_HI96" },
1142	{ "XMM1_HI96" },
1143	{ "XMM2_HI96" },
1144	{ "XMM3_HI96" },
1145	{ "XMM4_HI96" },
1146	{ "XMM5_HI96" },
1147	{ "XMM6_HI96" },
1148	{ "XMM7_HI96" },
1149	{ "XMM8_HI96" },
1150	{ "XMM9_HI96" },
1151	{ "XMM10_HI96" },
1152	{ "XMM11_HI96" },
1153	{ "XMM12_HI96" },
1154	{ "XMM13_HI96" },
1155	{ "XMM14_HI96" },
1156	{ "XMM15_HI96" },
1157	{ "YMM0" },
1158	{ "YMM1" },
1159	{ "YMM2" },
1160	{ "YMM3" },
1161	{ "YMM4" },
1162	{ "YMM5" },
1163	{ "YMM6" },
1164	{ "YMM7" },
1165	{ "YMM8" },
1166	{ "YMM9" },
1167	{ "YMM10" },
1168	{ "YMM11" },
1169	{ "YMM12" },
1170	{ "YMM13" },
1171	{ "YMM14" },
1172	{ "YMM15" },
1173
1174	{ "VALXCPT" },
1175	};
1176	AssertCompile(RT_ELEMENTS(g_aszBs3Cg1DstFields) >= BS3CG1DST_END);
1177	AssertCompile(RT_ELEMENTS(g_aszBs3Cg1DstFields) == BS3CG1DST_END);
1178
1179
1180	#if 0
1181	static const struct
1182	{
1183	uint8_t cbPrefixes;
1184	uint8_t abPrefixes[14];
1185	uint16_t fEffective;
1186	} g_aPrefixVariations[] =
1187	{
1188	{ 0, { 0x00 }, BS3CG1_PF_NONE },
1189
1190	{ 1, { P_OZ }, BS3CG1_PF_OZ },
1191	{ 1, { P_CS }, BS3CG1_PF_CS },
1192	{ 1, { P_DS }, BS3CG1_PF_DS },
1193	{ 1, { P_ES }, BS3CG1_PF_ES },
1194	{ 1, { P_FS }, BS3CG1_PF_FS },
1195	{ 1, { P_GS }, BS3CG1_PF_GS },
1196	{ 1, { P_SS }, BS3CG1_PF_SS },
1197	{ 1, { P_LK }, BS3CG1_PF_LK },
1198
1199	{ 2, { P_CS, P_OZ, }, BS3CG1_PF_CS \| BS3CFG1_PF_OZ },
1200	{ 2, { P_DS, P_OZ, }, BS3CG1_PF_DS \| BS3CFG1_PF_OZ },
1201	{ 2, { P_ES, P_OZ, }, BS3CG1_PF_ES \| BS3CFG1_PF_OZ },
1202	{ 2, { P_FS, P_OZ, }, BS3CG1_PF_FS \| BS3CFG1_PF_OZ },
1203	{ 2, { P_GS, P_OZ, }, BS3CG1_PF_GS \| BS3CFG1_PF_OZ },
1204	{ 2, { P_GS, P_OZ, }, BS3CG1_PF_SS \| BS3CFG1_PF_OZ },
1205	{ 2, { P_SS, P_OZ, }, BS3CG1_PF_SS \| BS3CFG1_PF_OZ },
1206
1207	{ 2, { P_OZ, P_CS, }, BS3CG1_PF_CS \| BS3CFG1_PF_OZ },
1208	{ 2, { P_OZ, P_DS, }, BS3CG1_PF_DS \| BS3CFG1_PF_OZ },
1209	{ 2, { P_OZ, P_ES, }, BS3CG1_PF_ES \| BS3CFG1_PF_OZ },
1210	{ 2, { P_OZ, P_FS, }, BS3CG1_PF_FS \| BS3CFG1_PF_OZ },
1211	{ 2, { P_OZ, P_GS, }, BS3CG1_PF_GS \| BS3CFG1_PF_OZ },
1212	{ 2, { P_OZ, P_GS, }, BS3CG1_PF_SS \| BS3CFG1_PF_OZ },
1213	{ 2, { P_OZ, P_SS, }, BS3CG1_PF_SS \| BS3CFG1_PF_OZ },
1214	};
1215
1216	static const uint16_t g_afPfxKindToIgnoredFlags[BS3CG1PFXKIND_END] =
1217	{
1218	/* [BS3CG1PFXKIND_INVALID] = */ UINT16_MAX,
1219	/* [BS3CG1PFXKIND_MODRM] = */ 0,
1220	/* [BS3CG1PFXKIND_MODRM_NO_OP_SIZES] = */ BS3CG1_PF_OZ \| BS3CG1_PF_W,
1221	};
1222
1223	#endif
1224
1225
1226	/**
1227	* Checks if >= 16 byte SSE alignment are exempted for the exception type.
1228	*
1229	* @returns true / false.
1230	* @param enmXcptType The type to check.
1231	*/
1232	static bool BS3_NEAR_CODE Bs3Cg1XcptTypeIsUnaligned(BS3CG1XCPTTYPE enmXcptType)
1233	{
1234	switch (enmXcptType)
1235	{
1236	case BS3CG1XCPTTYPE_1:
1237	case BS3CG1XCPTTYPE_2:
1238	case BS3CG1XCPTTYPE_4:
1239	return false;
1240	case BS3CG1XCPTTYPE_NONE:
1241	case BS3CG1XCPTTYPE_3:
1242	case BS3CG1XCPTTYPE_4UA:
1243	case BS3CG1XCPTTYPE_5:
1244	return true;
1245	default:
1246	return false;
1247	}
1248	}
1249
1250
1251	/**
1252	* Checks if >= 16 byte AVX alignment are exempted for the exception type.
1253	*
1254	* @returns true / false.
1255	* @param enmXcptType The type to check.
1256	*/
1257	static bool BS3_NEAR_CODE Bs3Cg1XcptTypeIsVexUnaligned(BS3CG1XCPTTYPE enmXcptType)
1258	{
1259	switch (enmXcptType)
1260	{
1261	case BS3CG1XCPTTYPE_1:
1262	return false;
1263
1264	case BS3CG1XCPTTYPE_NONE:
1265	case BS3CG1XCPTTYPE_2:
1266	case BS3CG1XCPTTYPE_3:
1267	case BS3CG1XCPTTYPE_4:
1268	case BS3CG1XCPTTYPE_4UA:
1269	case BS3CG1XCPTTYPE_5:
1270	case BS3CG1XCPTTYPE_6:
1271	case BS3CG1XCPTTYPE_11:
1272	case BS3CG1XCPTTYPE_12:
1273	return true;
1274
1275	default:
1276	return false;
1277	}
1278	}
1279
1280
1281	DECLINLINE(unsigned) BS3_NEAR_CODE Bs3Cg1InsertReqPrefix(PBS3CG1STATE pThis, unsigned offDst)
1282	{
1283	switch (pThis->enmPrefixKind)
1284	{
1285	case BS3CG1PFXKIND_REQ_66:
1286	pThis->abCurInstr[offDst] = 0x66;
1287	break;
1288	case BS3CG1PFXKIND_REQ_F2:
1289	pThis->abCurInstr[offDst] = 0xf2;
1290	break;
1291	case BS3CG1PFXKIND_REQ_F3:
1292	pThis->abCurInstr[offDst] = 0xf3;
1293	break;
1294	default:
1295	return offDst;
1296	}
1297	return offDst + 1;
1298	}
1299
1300
1301	DECLINLINE(unsigned) BS3_NEAR_CODE Bs3Cg1InsertOpcodes(PBS3CG1STATE pThis, unsigned offDst)
1302	{
1303	switch (pThis->cbOpcodes)
1304	{
1305	case 4: pThis->abCurInstr[offDst + 3] = pThis->abOpcodes[3];
1306	case 3: pThis->abCurInstr[offDst + 2] = pThis->abOpcodes[2];
1307	case 2: pThis->abCurInstr[offDst + 1] = pThis->abOpcodes[1];
1308	case 1: pThis->abCurInstr[offDst] = pThis->abOpcodes[0];
1309	return offDst + pThis->cbOpcodes;
1310
1311	default:
1312	BS3_ASSERT(0);
1313	return 0;
1314	}
1315	}
1316
1317
1318	/**
1319	* Inserts a ModR/M byte with mod=3 and set the two idxFields members.
1320	*
1321	* @returns off + 1.
1322	* @param pThis The state.
1323	* @param off Current instruction offset.
1324	* @param uReg Register index for ModR/M.reg.
1325	* @param uRegMem Register index for ModR/M.rm.
1326	*/
1327	static unsigned Bs3Cg1InsertModRmWithRegFields(PBS3CG1STATE pThis, unsigned off, uint8_t uReg, uint8_t uRegMem)
1328	{
1329	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, uReg & 7, uRegMem & 7);
1330	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + uReg;
1331	pThis->aOperands[pThis->iRmOp ].idxField = pThis->aOperands[pThis->iRmOp ].idxFieldBase + uRegMem;
1332	return off;
1333	}
1334
1335
1336
1337	/**
1338	* Cleans up state and context changes made by the encoder.
1339	*
1340	* @param pThis The state.
1341	*/
1342	static void BS3_NEAR_CODE Bs3Cg1EncodeCleanup(PBS3CG1STATE pThis)
1343	{
1344	/* Restore the DS registers in the contexts. */
1345	unsigned iRing = 4;
1346	while (iRing-- > 0)
1347	pThis->aInitialCtxs[iRing].ds = pThis->aSavedSegRegs[iRing].ds;
1348
1349	switch (pThis->enmEncoding)
1350	{
1351	/* Most encodings currently doesn't need any special cleaning up. */
1352	default:
1353	return;
1354	}
1355	}
1356
1357
1358	static unsigned BS3_NEAR_CODE Bs3Cfg1EncodeMemMod0Disp(PBS3CG1STATE pThis, bool fAddrOverride, unsigned off, uint8_t iReg,
1359	uint8_t cbOp, uint8_t cbMisalign, BS3CG1OPLOC enmLocation)
1360	{
1361	pThis->aOperands[pThis->iRmOp].idxField = BS3CG1DST_INVALID;
1362	pThis->aOperands[pThis->iRmOp].enmLocation = enmLocation;
1363	pThis->aOperands[pThis->iRmOp].cbOp = cbOp;
1364	pThis->aOperands[pThis->iRmOp].off = cbOp + cbMisalign;
1365
1366	if ( BS3_MODE_IS_16BIT_CODE(pThis->bMode)
1367	\|\| (fAddrOverride && BS3_MODE_IS_32BIT_CODE(pThis->bMode)) )
1368	{
1369	/*
1370	* 16-bit code doing 16-bit or 32-bit addressing,
1371	* or 32-bit code doing 16-bit addressing.
1372	*/
1373	unsigned iRing = 4;
1374	if (BS3_MODE_IS_RM_OR_V86(pThis->bMode))
1375	while (iRing-- > 0)
1376	pThis->aInitialCtxs[iRing].ds = pThis->DataPgFar.sel;
1377	else
1378	while (iRing-- > 0)
1379	pThis->aInitialCtxs[iRing].ds = pThis->DataPgFar.sel \| iRing;
1380	if (!fAddrOverride \|\| BS3_MODE_IS_32BIT_CODE(pThis->bMode))
1381	{
1382	pThis->abCurInstr[off++] = X86_MODRM_MAKE(0, iReg, 6 /disp16/);
1383	(uint16_t )&pThis->abCurInstr[off] = pThis->DataPgFar.off + X86_PAGE_SIZE - cbOp - cbMisalign;
1384	off += 2;
1385	}
1386	else
1387	{
1388	pThis->abCurInstr[off++] = X86_MODRM_MAKE(0, iReg, 5 /disp32/);
1389	(uint32_t )&pThis->abCurInstr[off] = pThis->DataPgFar.off + X86_PAGE_SIZE - cbOp - cbMisalign;
1390	off += 4;
1391	}
1392	}
1393	else
1394	{
1395	/*
1396	* 32-bit code doing 32-bit addressing,
1397	* or 64-bit code doing either 64-bit or 32-bit addressing.
1398	*/
1399	pThis->abCurInstr[off++] = X86_MODRM_MAKE(0, iReg, 5 /disp32/);
1400	(uint32_t )&pThis->abCurInstr[off] = BS3_FP_OFF(pThis->pbDataPg) + X86_PAGE_SIZE - cbOp - cbMisalign;
1401
1402	#if ARCH_BITS == 64
1403	/* In 64-bit mode we always have a rip relative encoding regardless of fAddrOverride. */
1404	if (BS3CG1_IS_64BIT_TARGET(pThis))
1405	(uint32_t )&pThis->abCurInstr[off] -= BS3_FP_OFF(&pThis->pbCodePg[X86_PAGE_SIZE]);
1406	#endif
1407	off += 4;
1408	}
1409
1410	/*
1411	* Fill the memory with 0xcc.
1412	*/
1413	switch (cbOp + cbMisalign)
1414	{
1415	case 8: pThis->pbDataPg[X86_PAGE_SIZE - 8] = 0xcc; RT_FALL_THRU();
1416	case 7: pThis->pbDataPg[X86_PAGE_SIZE - 7] = 0xcc; RT_FALL_THRU();
1417	case 6: pThis->pbDataPg[X86_PAGE_SIZE - 6] = 0xcc; RT_FALL_THRU();
1418	case 5: pThis->pbDataPg[X86_PAGE_SIZE - 5] = 0xcc; RT_FALL_THRU();
1419	case 4: pThis->pbDataPg[X86_PAGE_SIZE - 4] = 0xcc; RT_FALL_THRU();
1420	case 3: pThis->pbDataPg[X86_PAGE_SIZE - 3] = 0xcc; RT_FALL_THRU();
1421	case 2: pThis->pbDataPg[X86_PAGE_SIZE - 2] = 0xcc; RT_FALL_THRU();
1422	case 1: pThis->pbDataPg[X86_PAGE_SIZE - 1] = 0xcc; RT_FALL_THRU();
1423	case 0: break;
1424	default:
1425	{
1426	BS3CG1_DPRINTF(("Bs3MemSet(%p,%#x,%#x)\n", &pThis->pbDataPg[X86_PAGE_SIZE - cbOp - cbMisalign], 0xcc, cbOp - cbMisalign));
1427	Bs3MemSet(&pThis->pbDataPg[X86_PAGE_SIZE - cbOp - cbMisalign], 0xcc, cbOp - cbMisalign);
1428	break;
1429	}
1430	}
1431
1432	return off;
1433	}
1434
1435
1436	#if 0 /* unused */
1437	/** Also encodes idxField of the register operand using idxFieldBase. */
1438	static unsigned BS3_NEAR_CODE
1439	Bs3Cfg1EncodeMemMod0DispWithRegField(PBS3CG1STATE pThis, bool fAddrOverride, unsigned off, uint8_t iReg,
1440	uint8_t cbOp, uint8_t cbMisalign, BS3CG1OPLOC enmLocation)
1441	{
1442	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1443	return Bs3Cfg1EncodeMemMod0Disp(pThis, fAddrOverride, off, iReg & 7, cbOp, cbMisalign, enmLocation);
1444	}
1445	#endif
1446
1447	/** Also encodes idxField of the register operand using idxFieldBase. */
1448	static unsigned BS3_NEAR_CODE
1449	Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(PBS3CG1STATE pThis, unsigned off, uint8_t iReg)
1450	{
1451	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1452	return Bs3Cfg1EncodeMemMod0Disp(pThis, false /fAddrOverride/, off, iReg & 7,
1453	pThis->aOperands[pThis->iRmOp].cbOp,
1454	0 /cbMisalign/,
1455	pThis->aOperands[pThis->iRmOp].enmLocation);
1456	}
1457
1458	/** Also encodes idxField of the register operand using idxFieldBase. */
1459	static unsigned BS3_NEAR_CODE
1460	Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsAddrOverride(PBS3CG1STATE pThis, unsigned off, uint8_t iReg)
1461	{
1462	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1463	return Bs3Cfg1EncodeMemMod0Disp(pThis, true /fAddrOverride/, off, iReg & 7,
1464	pThis->aOperands[pThis->iRmOp].cbOp,
1465	0 /cbMisalign/,
1466	pThis->aOperands[pThis->iRmOp].enmLocation);
1467	}
1468
1469
1470	/** Also encodes idxField of the register operand using idxFieldBase. */
1471	static unsigned BS3_NEAR_CODE
1472	Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(PBS3CG1STATE pThis, unsigned off, uint8_t iReg, uint8_t cbMisalign)
1473	{
1474	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1475	return Bs3Cfg1EncodeMemMod0Disp(pThis, false /fAddrOverride/, off, iReg & 7,
1476	pThis->aOperands[pThis->iRmOp].cbOp,
1477	cbMisalign,
1478	pThis->aOperands[pThis->iRmOp].enmLocation);
1479	}
1480
1481
1482	/** Also encodes idxField of the register operand using idxFieldBase. */
1483	static unsigned BS3_NEAR_CODE
1484	Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaults(PBS3CG1STATE pThis, unsigned off, uint8_t iReg, uint8_t cbOp)
1485	{
1486	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1487	return Bs3Cfg1EncodeMemMod0Disp(pThis, false /fAddrOverride/, off, iReg & 7, cbOp, 0 /cbMisalign/,
1488	pThis->aOperands[pThis->iRmOp].enmLocation);
1489	}
1490
1491	/** Also encodes idxField of the register operand using idxFieldBase. */
1492	static unsigned BS3_NEAR_CODE
1493	Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaultsAddrOverride(PBS3CG1STATE pThis, unsigned off, uint8_t iReg, uint8_t cbOp)
1494	{
1495	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + iReg;
1496	return Bs3Cfg1EncodeMemMod0Disp(pThis, true /fAddrOverride/, off, iReg & 7, cbOp, 0 /cbMisalign/,
1497	pThis->aOperands[pThis->iRmOp].enmLocation);
1498	}
1499
1500
1501	/** The modrm.reg value is taken from the instruction byte at @a off. */
1502	static unsigned BS3_NEAR_CODE
1503	Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(PBS3CG1STATE pThis, unsigned off)
1504	{
1505	return Bs3Cfg1EncodeMemMod0Disp(pThis, false /fAddrOverride/, off,
1506	(pThis->abCurInstr[off] & X86_MODRM_REG_MASK) >> X86_MODRM_REG_SHIFT,
1507	pThis->aOperands[pThis->iRmOp].cbOp,
1508	0 /cbMisalign/,
1509	pThis->aOperands[pThis->iRmOp].enmLocation);
1510	}
1511
1512
1513
1514	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Eb_Gb_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
1515	{
1516	unsigned off;
1517	switch (iEncoding)
1518	{
1519	/* Start by reg,reg encoding. */
1520	case 0:
1521	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1522	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1523	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, X86_GREG_xAX, X86_GREG_xCX);
1524	break;
1525	case 1:
1526	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1527	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1528	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5 /CH/);
1529	break;
1530	case 2:
1531	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) < BS3CPU_80386)
1532	return 0;
1533	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1534	pThis->abCurInstr[0] = P_OZ;
1535	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1536	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 6 /DH/);
1537	break;
1538	/* Tests with address overrides go last! */
1539	case 3:
1540	pThis->abCurInstr[0] = P_AZ;
1541	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
1542	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsAddrOverride(pThis, off, 7 /BH/);
1543	break;
1544
1545	default:
1546	return 0;
1547	}
1548	pThis->cbCurInstr = off;
1549	return iEncoding + 1;
1550	}
1551
1552
1553	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Gv_Ev__OR__MODRM_Ev_Gv(PBS3CG1STATE pThis, unsigned iEncoding)
1554	{
1555	unsigned off;
1556	unsigned cbOp;
1557	switch (iEncoding)
1558	{
1559	case 0:
1560	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1561	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1562	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, X86_GREG_xBX, X86_GREG_xDX);
1563	cbOp = pThis->cbOpDefault;
1564	break;
1565	case 1:
1566	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1567	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1568	cbOp = pThis->cbOpDefault;
1569	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaults(pThis, off, X86_GREG_xBP, cbOp);
1570	break;
1571	case 2:
1572	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) < BS3CPU_80386)
1573	return 0;
1574	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1575	pThis->abCurInstr[0] = P_OZ;
1576	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
1577	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, X86_GREG_xAX, X86_GREG_xCX);
1578	cbOp = pThis->cbOpOvrd66;
1579	break;
1580	case 3:
1581	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1582	pThis->abCurInstr[0] = P_OZ;
1583	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
1584	cbOp = pThis->cbOpOvrd66;
1585	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaults(pThis, off, X86_GREG_xSI, cbOp);
1586	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 2 : 0;
1587	break;
1588	case 4:
1589	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1590	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1591	pThis->abCurInstr[off++] = REX_W___;
1592	off = Bs3Cg1InsertOpcodes(pThis, off);
1593	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, X86_GREG_xBX, X86_GREG_xDX);
1594	cbOp = pThis->cbOpOvrdRexW;
1595	break;
1596	case 5:
1597	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1598	pThis->abCurInstr[off++] = REX__RB_;
1599	off = Bs3Cg1InsertOpcodes(pThis, off);
1600	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, X86_GREG_x14, X86_GREG_x12);
1601	cbOp = pThis->cbOpDefault;
1602	break;
1603	/* Tests with address overrides go last!*/
1604	case 6:
1605	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1606	pThis->abCurInstr[0] = P_AZ;
1607	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
1608	cbOp = pThis->cbOpDefault;
1609	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaultsAddrOverride(pThis, off, X86_GREG_xDI, cbOp);
1610	break;
1611	case 7:
1612	pThis->abCurInstr[0] = P_OZ;
1613	pThis->abCurInstr[1] = P_AZ;
1614	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 2));
1615	cbOp = pThis->cbOpOvrd66;
1616	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaultsAddrOverride(pThis, off, X86_GREG_xDI, cbOp);
1617	break;
1618	default:
1619	return 0;
1620	}
1621	pThis->aOperands[0].cbOp = cbOp;
1622	pThis->aOperands[1].cbOp = cbOp;
1623	pThis->cbOperand = cbOp;
1624	pThis->cbCurInstr = off;
1625	return iEncoding + 1;
1626	}
1627
1628
1629	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Pq_WO_Qq(PBS3CG1STATE pThis, unsigned iEncoding)
1630	{
1631	unsigned off;
1632	switch (iEncoding)
1633	{
1634	case 0:
1635	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1636	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1637	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1638	break;
1639	case 1:
1640	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1641	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1642	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 7);
1643	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1644	break;
1645	#if ARCH_BITS == 64
1646	case 2:
1647	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1648	pThis->abCurInstr[off++] = REX__RBX;
1649	off = Bs3Cg1InsertOpcodes(pThis, off);
1650	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6 /no +8/, 2 /no +8/);
1651	break;
1652	#endif
1653	case 3:
1654	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1655	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1656	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
1657	break;
1658	case 4:
1659	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1660	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
1661	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1662	break;
1663	#if ARCH_BITS == 64
1664	case 5:
1665	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1666	pThis->abCurInstr[off++] = REX__RBX;
1667	off = Bs3Cg1InsertOpcodes(pThis, off);
1668	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 /iReg - no +8/);
1669	break;
1670	#endif
1671
1672	default:
1673	return 0;
1674	}
1675
1676	pThis->cbCurInstr = off;
1677	return iEncoding + 1;
1678	}
1679
1680
1681	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Pq_WO_Uq(PBS3CG1STATE pThis, unsigned iEncoding)
1682	{
1683	unsigned off;
1684	switch (iEncoding)
1685	{
1686	case 0:
1687	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1688	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1689	break;
1690	case 1:
1691	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1692	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
1693	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1694	break;
1695	case 2:
1696	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1697	pThis->abCurInstr[off++] = REX__RBX;
1698	off = Bs3Cg1InsertOpcodes(pThis, off);
1699	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6 /no+8/, 2 + 8);
1700	break;
1701	default:
1702	return 0;
1703	}
1704	pThis->cbCurInstr = off;
1705	return iEncoding + 1;
1706	}
1707
1708
1709	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_PdZx_WO_Ed_WZ(PBS3CG1STATE pThis, unsigned iEncoding)
1710	{
1711	unsigned off;
1712	switch (iEncoding)
1713	{
1714	case 0:
1715	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1716	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1717	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1718	break;
1719	case 1:
1720	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1721	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
1722	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1723	break;
1724	#if ARCH_BITS == 64
1725	case 2:
1726	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1727	pThis->abCurInstr[off++] = REX__RBX;
1728	off = Bs3Cg1InsertOpcodes(pThis, off);
1729	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6 /no +8/, 2+8);
1730	break;
1731	#endif
1732	case 3:
1733	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1734	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1735	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
1736	break;
1737	case 4:
1738	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1739	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
1740	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1741	break;
1742	#if ARCH_BITS == 64
1743	case 5:
1744	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1745	pThis->abCurInstr[off++] = REX__RBX;
1746	off = Bs3Cg1InsertOpcodes(pThis, off);
1747	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 /iReg/);
1748	break;
1749	#endif
1750
1751	default:
1752	return 0;
1753	}
1754	pThis->cbCurInstr = off;
1755	return iEncoding + 1;
1756	}
1757
1758
1759	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Pq_WO_Eq_WNZ(PBS3CG1STATE pThis, unsigned iEncoding)
1760	{
1761	#if ARCH_BITS == 64
1762	if (BS3CG1_IS_64BIT_TARGET(pThis))
1763	{
1764	unsigned off;
1765	switch (iEncoding)
1766	{
1767	case 0:
1768	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1769	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1770	pThis->abCurInstr[off++] = REX_W___;
1771	off = Bs3Cg1InsertOpcodes(pThis, off);
1772	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1773	break;
1774	case 1:
1775	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1776	pThis->abCurInstr[off++] = REX_W___;
1777	off = Bs3Cg1InsertOpcodes(pThis, off);
1778	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
1779	break;
1780	case 2:
1781	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1782	pThis->abCurInstr[off++] = REX_WRBX;
1783	off = Bs3Cg1InsertOpcodes(pThis, off);
1784	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6 /no +8/, 2+8);
1785	break;
1786	case 3:
1787	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1788	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1789	pThis->abCurInstr[off++] = REX_W___;
1790	off = Bs3Cg1InsertOpcodes(pThis, off);
1791	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
1792	break;
1793	case 4:
1794	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1795	pThis->abCurInstr[off++] = REX_W___;
1796	off = Bs3Cg1InsertOpcodes(pThis, off);
1797	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
1798	break;
1799	case 5:
1800	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1801	pThis->abCurInstr[off++] = REX_WRBX;
1802	off = Bs3Cg1InsertOpcodes(pThis, off);
1803	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 /iReg/);
1804	break;
1805
1806	default:
1807	return 0;
1808	}
1809	pThis->cbCurInstr = off;
1810	return iEncoding + 1;
1811	}
1812	#endif
1813	return 0;
1814	}
1815
1816
1817	/* Differs from Bs3Cg1EncodeNext_MODRM_PdZx_WO_Ed_WZ in that REX.R isn't ignored. */
1818	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Vd_WO_Ed_WZ(PBS3CG1STATE pThis, unsigned iEncoding)
1819	{
1820	unsigned off;
1821	switch (iEncoding)
1822	{
1823	case 0:
1824	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1825	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1826	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1827	break;
1828	case 1:
1829	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1830	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
1831	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1832	break;
1833	#if ARCH_BITS == 64
1834	case 2:
1835	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1836	pThis->abCurInstr[off++] = REX__RBX;
1837	off = Bs3Cg1InsertOpcodes(pThis, off);
1838	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6+8, 2+8);
1839	break;
1840	#endif
1841	case 3:
1842	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1843	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1844	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
1845	break;
1846	case 4:
1847	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1848	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
1849	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1850	break;
1851	#if ARCH_BITS == 64
1852	case 5:
1853	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1854	pThis->abCurInstr[off++] = REX__RBX;
1855	off = Bs3Cg1InsertOpcodes(pThis, off);
1856	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7+8 /iReg/);
1857	break;
1858	#endif
1859
1860	default:
1861	return 0;
1862	}
1863	pThis->cbCurInstr = off;
1864	return iEncoding + 1;
1865	}
1866
1867
1868	/* Differs from Bs3Cg1EncodeNext_MODRM_Pq_WO_Eq_WNZ in that REX.R isn't ignored. */
1869	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Vq_WO_Eq_WNZ(PBS3CG1STATE pThis, unsigned iEncoding)
1870	{
1871	#if ARCH_BITS == 64
1872	if (BS3CG1_IS_64BIT_TARGET(pThis))
1873	{
1874	unsigned off;
1875	switch (iEncoding)
1876	{
1877	case 0:
1878	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1879	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1880	pThis->abCurInstr[off++] = REX_W___;
1881	off = Bs3Cg1InsertOpcodes(pThis, off);
1882	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1883	break;
1884	case 1:
1885	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1886	pThis->abCurInstr[off++] = REX_W___;
1887	off = Bs3Cg1InsertOpcodes(pThis, off);
1888	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
1889	break;
1890	case 2:
1891	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1892	pThis->abCurInstr[off++] = REX_WRBX;
1893	off = Bs3Cg1InsertOpcodes(pThis, off);
1894	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6+8, 2+8);
1895	break;
1896	case 4:
1897	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1898	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1899	pThis->abCurInstr[off++] = REX_W___;
1900	off = Bs3Cg1InsertOpcodes(pThis, off);
1901	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
1902	break;
1903	case 5:
1904	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1905	pThis->abCurInstr[off++] = REX_W___;
1906	off = Bs3Cg1InsertOpcodes(pThis, off);
1907	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
1908	break;
1909	case 6:
1910	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1911	pThis->abCurInstr[off++] = REX_WRBX;
1912	off = Bs3Cg1InsertOpcodes(pThis, off);
1913	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7+8 /iReg/);
1914	break;
1915
1916	default:
1917	return 0;
1918	}
1919	pThis->cbCurInstr = off;
1920	return iEncoding + 1;
1921	}
1922	#endif
1923	return 0;
1924	}
1925
1926
1927	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Vsomething_Usomething_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
1928	{
1929	unsigned off;
1930	switch (iEncoding)
1931	{
1932	case 0:
1933	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1934	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1935	break;
1936	case 1:
1937	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1938	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 2, 2);
1939	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1940	break;
1941	case 2:
1942	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1943	pThis->abCurInstr[off++] = REX__RBX;
1944	off = Bs3Cg1InsertOpcodes(pThis, off);
1945	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 3+8, 7+8);
1946	break;
1947	default:
1948	return 0;
1949	}
1950	pThis->cbCurInstr = off;
1951	return iEncoding + 1;
1952	}
1953
1954
1955	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
1956	{
1957	unsigned off;
1958	switch (iEncoding)
1959	{
1960	case 0:
1961	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
1962	off = Bs3Cg1InsertModRmWithRegFields(pThis, Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0)), 1, 0);
1963	break;
1964	case 1:
1965	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
1966	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1967	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2 /iReg/);
1968	break;
1969	case 2:
1970	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1971	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 3 /iReg/, 1 /cbMisalign/);
1972	if (!Bs3Cg1XcptTypeIsUnaligned(pThis->enmXcptType))
1973	pThis->bAlignmentXcpt = X86_XCPT_GP;
1974	break;
1975	default:
1976	return 0;
1977	}
1978	pThis->cbCurInstr = off;
1979	return iEncoding + 1;
1980	}
1981
1982
1983	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Vsomething_Nsomething(PBS3CG1STATE pThis, unsigned iEncoding)
1984	{
1985	unsigned off;
1986	switch (iEncoding)
1987	{
1988	case 0:
1989	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1990	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
1991	break;
1992	case 1:
1993	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
1994	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 7);
1995	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
1996	break;
1997	case 2:
1998	off = Bs3Cg1InsertReqPrefix(pThis, 0);
1999	pThis->abCurInstr[off++] = REX_WRBX;
2000	off = Bs3Cg1InsertOpcodes(pThis, off);
2001	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6 + 8, 7 /no +8/);
2002	break;
2003
2004	default:
2005	return 0;
2006	}
2007	pThis->cbCurInstr = off;
2008	return iEncoding + 1;
2009	}
2010
2011
2012	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Gv_RO_Ma(PBS3CG1STATE pThis, unsigned iEncoding) /* bound instr */
2013	{
2014	unsigned off;
2015	unsigned cbOp = BS3_MODE_IS_16BIT_CODE(pThis->bMode) ? 2 : 4;
2016	switch (iEncoding)
2017	{
2018	case 0:
2019	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2020	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaults(pThis, off, X86_GREG_xBP, cbOp * 2);
2021	break;
2022	case 1:
2023	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) < BS3CPU_80386)
2024	return 0;
2025	cbOp = cbOp == 2 ? 4 : 2;
2026	pThis->abCurInstr[0] = P_OZ;
2027	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
2028	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaults(pThis, off, X86_GREG_xBP, cbOp * 2);
2029	break;
2030	case 2:
2031	pThis->abCurInstr[0] = P_AZ;
2032	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
2033	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaultsAddrOverride(pThis, off, X86_GREG_xBP, cbOp * 2);
2034	break;
2035	case 3:
2036	cbOp = cbOp == 2 ? 4 : 2;
2037	pThis->abCurInstr[0] = P_AZ;
2038	pThis->abCurInstr[1] = P_OZ;
2039	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 2));
2040	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndSizeAndDefaultsAddrOverride(pThis, off, X86_GREG_xBP, cbOp * 2);
2041	break;
2042	default:
2043	return 0;
2044	}
2045	pThis->aOperands[pThis->iRegOp].cbOp = cbOp;
2046	pThis->cbOperand = cbOp;
2047	pThis->cbCurInstr = off;
2048	return iEncoding + 1;
2049	}
2050
2051
2052	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Msomething(PBS3CG1STATE pThis, unsigned iEncoding)
2053	{
2054	unsigned off;
2055	switch (iEncoding)
2056	{
2057	case 0:
2058	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0)) - 1;
2059	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
2060	break;
2061	default:
2062	return 0;
2063	}
2064	pThis->cbCurInstr = off;
2065	return iEncoding + 1;
2066	}
2067
2068
2069	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Msomething_Psomething(PBS3CG1STATE pThis, unsigned iEncoding)
2070	{
2071	unsigned off;
2072	switch (iEncoding)
2073	{
2074	case 0:
2075	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2076	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
2077	break;
2078	case 1:
2079	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2080	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 7 /iReg/, 1 /cbMisalign/);
2081	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2082	break;
2083	#if ARCH_BITS == 64
2084	case 2:
2085	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2086	pThis->abCurInstr[off++] = REX__RBX;
2087	off = Bs3Cg1InsertOpcodes(pThis, off);
2088	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 /iReg - no +8/);
2089	break;
2090	#endif
2091
2092	default:
2093	return 0;
2094	}
2095
2096	pThis->cbCurInstr = off;
2097	return iEncoding + 1;
2098	}
2099
2100
2101	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2102	{
2103	unsigned off;
2104	switch (iEncoding)
2105	{
2106	case 0:
2107	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2108	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2 /iReg/);
2109	break;
2110	case 1:
2111	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2112	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 2 /iReg/, 1 /cbMisalign/ );
2113	if (!Bs3Cg1XcptTypeIsUnaligned(pThis->enmXcptType))
2114	pThis->bAlignmentXcpt = X86_XCPT_GP;
2115	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2116	break;
2117	case 2:
2118	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2119	pThis->abCurInstr[off++] = REX__R__;
2120	off = Bs3Cg1InsertOpcodes(pThis, off);
2121	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2+8 /iReg/);
2122	break;
2123	default:
2124	return 0;
2125	}
2126	pThis->cbCurInstr = off;
2127	return iEncoding + 1;
2128	}
2129
2130
2131	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_FIXED(PBS3CG1STATE pThis, unsigned iEncoding)
2132	{
2133	unsigned off;
2134	switch (iEncoding)
2135	{
2136	case 0:
2137	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2138	pThis->cbCurInstr = off;
2139	break;
2140	default:
2141	return 0;
2142	}
2143	return iEncoding + 1;
2144	}
2145
2146
2147	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_FIXED_AL_Ib(PBS3CG1STATE pThis, unsigned iEncoding)
2148	{
2149	unsigned off;
2150	switch (iEncoding)
2151	{
2152	case 0:
2153	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2154	pThis->aOperands[1].off = (uint8_t)off;
2155	pThis->abCurInstr[off++] = 0xff;
2156	pThis->cbCurInstr = off;
2157	break;
2158	default:
2159	return 0;
2160	}
2161	return iEncoding + 1;
2162	}
2163
2164
2165	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_FIXED_rAX_Iz(PBS3CG1STATE pThis, unsigned iEncoding)
2166	{
2167	unsigned off;
2168	unsigned cbOp;
2169	switch (iEncoding)
2170	{
2171	case 0:
2172	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 0));
2173	pThis->aOperands[1].off = (uint8_t)off;
2174	cbOp = pThis->cbOpDefault;
2175	if (cbOp == 2)
2176	(uint16_t )&pThis->abCurInstr[off] = UINT16_MAX;
2177	else
2178	(uint32_t )&pThis->abCurInstr[off] = UINT32_MAX;
2179	off += cbOp;
2180	pThis->aOperands[0].cbOp = cbOp;
2181	pThis->aOperands[1].cbOp = cbOp;
2182	pThis->cbOperand = cbOp;
2183	break;
2184	case 1:
2185	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) < BS3CPU_80386)
2186	return 0;
2187	pThis->abCurInstr[0] = P_OZ;
2188	off = Bs3Cg1InsertOpcodes(pThis, Bs3Cg1InsertReqPrefix(pThis, 1));
2189	pThis->aOperands[1].off = (uint8_t)off;
2190	cbOp = pThis->cbOpOvrd66;
2191	if (cbOp == 2)
2192	(uint16_t )&pThis->abCurInstr[off] = UINT16_MAX;
2193	else
2194	(uint32_t )&pThis->abCurInstr[off] = UINT32_MAX;
2195	off += cbOp;
2196	pThis->aOperands[0].cbOp = cbOp;
2197	pThis->aOperands[1].cbOp = cbOp;
2198	pThis->cbOperand = cbOp;
2199	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2200	break;
2201	case 2:
2202	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2203	pThis->abCurInstr[off++] = REX_W___;
2204	off = Bs3Cg1InsertOpcodes(pThis, off);
2205	pThis->aOperands[1].off = (uint8_t)off;
2206	(uint32_t )&pThis->abCurInstr[off] = UINT32_MAX;
2207	off += 4;
2208	pThis->aOperands[0].cbOp = 8;
2209	pThis->aOperands[1].cbOp = 4;
2210	pThis->cbOperand = 8;
2211	break;
2212	default:
2213	return 0;
2214
2215	/* IMAGE PADDING - workaround for "rd err" - remove later! */
2216	case 4:
2217	ASMHalt();
2218	ASMHalt();
2219	ASMHalt();
2220	return 0;
2221
2222	}
2223	pThis->cbCurInstr = off;
2224	return iEncoding + 1;
2225	}
2226
2227
2228	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_MOD_EQ_3(PBS3CG1STATE pThis, unsigned iEncoding)
2229	{
2230	unsigned off;
2231	if (iEncoding < 8)
2232	{
2233	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2234	off = Bs3Cg1InsertOpcodes(pThis, off);
2235	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, iEncoding, 1);
2236	}
2237	else if (iEncoding < 16)
2238	{
2239	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2240	off = Bs3Cg1InsertOpcodes(pThis, off);
2241	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, 0, iEncoding & 7);
2242	}
2243	else
2244	return 0;
2245	pThis->cbCurInstr = off;
2246
2247	return iEncoding + 1;
2248	}
2249
2250
2251	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_MODRM_MOD_NE_3(PBS3CG1STATE pThis, unsigned iEncoding)
2252	{
2253	unsigned off;
2254	if (iEncoding < 3)
2255	{
2256	off = Bs3Cg1InsertReqPrefix(pThis, 0);
2257	off = Bs3Cg1InsertOpcodes(pThis, off);
2258	pThis->abCurInstr[off++] = X86_MODRM_MAKE(iEncoding, 0, 1);
2259	if (iEncoding >= 1)
2260	pThis->abCurInstr[off++] = 0x7f;
2261	if (iEncoding == 2)
2262	{
2263	pThis->abCurInstr[off++] = 0x5f;
2264	if (!BS3_MODE_IS_16BIT_CODE(pThis->bMode))
2265	{
2266	pThis->abCurInstr[off++] = 0x3f;
2267	pThis->abCurInstr[off++] = 0x1f;
2268	}
2269	}
2270	}
2271	else
2272	return 0;
2273	pThis->cbCurInstr = off;
2274	return iEncoding + 1;
2275	}
2276
2277
2278	/*
2279	*
2280	* VEX
2281	* VEX
2282	* VEX
2283	*
2284	*/
2285	#ifdef BS3CG1_WITH_VEX
2286
2287	/**
2288	* Inserts a 3-byte VEX prefix.
2289	*
2290	* @returns New offDst value.
2291	* @param pThis The state.
2292	* @param offDst The current instruction offset.
2293	* @param uVexL The VEX.L value.
2294	* @param uVexV The VEX.V value (caller inverted it already).
2295	* @param uVexR The VEX.R value (caller inverted it already).
2296	* @param uVexX The VEX.X value (caller inverted it already).
2297	* @param uVexB The VEX.B value (caller inverted it already).
2298	* @param uVexW The VEX.W value (straight).
2299	*/
2300	DECLINLINE(unsigned) BS3_NEAR_CODE Bs3Cg1InsertVex3bPrefix(PBS3CG1STATE pThis, unsigned offDst, uint8_t uVexV, uint8_t uVexL,
2301	uint8_t uVexR, uint8_t uVexX, uint8_t uVexB, uint8_t uVexW)
2302	{
2303	uint8_t b1;
2304	uint8_t b2;
2305	b1 = uVexR << 7;
2306	b1 \|= uVexX << 6;
2307	b1 \|= uVexB << 5;
2308	b1 \|= pThis->uOpcodeMap;
2309	b2 = uVexV << 3;
2310	b2 \|= uVexW << 7;
2311	b2 \|= uVexL << 2;
2312	switch (pThis->enmPrefixKind)
2313	{
2314	case BS3CG1PFXKIND_NO_F2_F3_66: b2 \|= 0; break;
2315	case BS3CG1PFXKIND_REQ_66: b2 \|= 1; break;
2316	case BS3CG1PFXKIND_REQ_F3: b2 \|= 2; break;
2317	case BS3CG1PFXKIND_REQ_F2: b2 \|= 3; break;
2318	default:
2319	Bs3TestFailedF("enmPrefixKind=%d not supported for VEX!\n", pThis->enmPrefixKind);
2320	break;
2321	}
2322
2323	pThis->abCurInstr[offDst] = 0xc4; /* vex3 */
2324	pThis->abCurInstr[offDst + 1] = b1;
2325	pThis->abCurInstr[offDst + 2] = b2;
2326	pThis->uVexL = uVexL;
2327	return offDst + 3;
2328	}
2329
2330
2331	/**
2332	* Inserts a 2-byte VEX prefix.
2333	*
2334	* @note Will switch to 3-byte VEX prefix if uOpcodeMap isn't one.
2335	*
2336	* @returns New offDst value.
2337	* @param pThis The state.
2338	* @param offDst The current instruction offset.
2339	* @param uVexL The VEX.L value.
2340	* @param uVexV The VEX.V value (caller inverted it already).
2341	* @param uVexR The VEX.R value (caller inverted it already).
2342	*/
2343	DECLINLINE(unsigned) BS3_NEAR_CODE Bs3Cg1InsertVex2bPrefix(PBS3CG1STATE pThis, unsigned offDst,
2344	uint8_t uVexV, uint8_t uVexL, uint8_t uVexR)
2345	{
2346	if (pThis->uOpcodeMap == 1)
2347	{
2348	uint8_t b = uVexR << 7;
2349	b \|= uVexV << 3;
2350	b \|= uVexL << 2;
2351	switch (pThis->enmPrefixKind)
2352	{
2353	case BS3CG1PFXKIND_NO_F2_F3_66: b \|= 0; break;
2354	case BS3CG1PFXKIND_REQ_66: b \|= 1; break;
2355	case BS3CG1PFXKIND_REQ_F3: b \|= 2; break;
2356	case BS3CG1PFXKIND_REQ_F2: b \|= 3; break;
2357	default:
2358	Bs3TestFailedF("enmPrefixKind=%d not supported for VEX!\n");
2359	break;
2360	}
2361
2362	pThis->abCurInstr[offDst] = 0xc5; /* vex2 */
2363	pThis->abCurInstr[offDst + 1] = b;
2364	pThis->uVexL = uVexL;
2365	return offDst + 2;
2366	}
2367	return Bs3Cg1InsertVex3bPrefix(pThis, offDst, uVexV, uVexL, uVexR, 1 /uVexX/, 1 /uVexB/, 0/uVexW/);
2368	}
2369
2370
2371	/**
2372	* Inserts a ModR/M byte with mod=3 and set the two idxFields members.
2373	*
2374	* @returns off + 1.
2375	* @param pThis The state.
2376	* @param off Current instruction offset.
2377	* @param uReg Register index for ModR/M.reg.
2378	* @param uRegMem Register index for ModR/M.rm.
2379	* @param uVexVvvv The VEX.vvvv register.
2380	*/
2381	static unsigned Bs3Cg1InsertModRmWithRegFieldsAndVvvv(PBS3CG1STATE pThis, unsigned off,
2382	uint8_t uReg, uint8_t uRegMem, uint8_t uVexVvvv)
2383	{
2384	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, uReg & 7, uRegMem & 7);
2385	pThis->aOperands[pThis->iRegOp].idxField = pThis->aOperands[pThis->iRegOp].idxFieldBase + uReg;
2386	pThis->aOperands[1 ].idxField = pThis->aOperands[1 ].idxFieldBase + uVexVvvv;
2387	pThis->aOperands[pThis->iRmOp ].idxField = pThis->aOperands[pThis->iRmOp ].idxFieldBase + uRegMem;
2388	return off;
2389	}
2390
2391
2392	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM_Vd_WO_Ed_WZ(PBS3CG1STATE pThis, unsigned iEncoding)
2393	{
2394	unsigned off;
2395	switch (iEncoding)
2396	{
2397	case 0:
2398	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
2399	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2400	off = Bs3Cg1InsertOpcodes(pThis, off);
2401	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
2402	break;
2403	case 1:
2404	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2405	off = Bs3Cg1InsertOpcodes(pThis, off);
2406	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2407	break;
2408	case 2:
2409	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L-invalid/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2410	off = Bs3Cg1InsertOpcodes(pThis, off);
2411	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2412	pThis->fInvalidEncoding = true;
2413	break;
2414	case 3:
2415	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xe /~V-invalid/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2416	off = Bs3Cg1InsertOpcodes(pThis, off);
2417	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2418	pThis->fInvalidEncoding = true;
2419	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2420	break;
2421	#if ARCH_BITS == 64
2422	case 4:
2423	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 0 /~B/, 0 /W/);
2424	off = Bs3Cg1InsertOpcodes(pThis, off);
2425	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6+8, 2+8);
2426	break;
2427	#endif
2428	case 5:
2429	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
2430	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2431	off = Bs3Cg1InsertOpcodes(pThis, off);
2432	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
2433	break;
2434	case 6:
2435	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2436	off = Bs3Cg1InsertOpcodes(pThis, off);
2437	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
2438	break;
2439	case 7:
2440	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2441	off = Bs3Cg1InsertOpcodes(pThis, off);
2442	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 4 /iReg/, 1 /cbMisalign/);
2443	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 2 : 0;
2444	break;
2445	#if ARCH_BITS == 64
2446	case 8:
2447	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2448	off = Bs3Cg1InsertOpcodes(pThis, off);
2449	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4+8 /iReg/);
2450	break;
2451	case 9:
2452	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/);
2453	off = Bs3Cg1InsertOpcodes(pThis, off);
2454	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8 /iReg/);
2455	iEncoding += 2;
2456	break;
2457	#endif
2458	case 10: /* VEX.W is ignored in 32-bit mode. flag? */
2459	BS3_ASSERT(!BS3CG1_IS_64BIT_TARGET(pThis));
2460	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2461	off = Bs3Cg1InsertOpcodes(pThis, off);
2462	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
2463	break;
2464
2465	default:
2466	return 0;
2467	}
2468	pThis->cbCurInstr = off;
2469	return iEncoding + 1;
2470	}
2471
2472
2473	/* Differs from Bs3Cg1EncodeNext_MODRM_Pq_WO_Eq_WNZ in that REX.R isn't ignored. */
2474	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM_Vq_WO_Eq_WNZ(PBS3CG1STATE pThis, unsigned iEncoding)
2475	{
2476	#if ARCH_BITS == 64
2477	if (BS3CG1_IS_64BIT_TARGET(pThis))
2478	{
2479	unsigned off;
2480	switch (iEncoding)
2481	{
2482	case 0:
2483	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
2484	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2485	off = Bs3Cg1InsertOpcodes(pThis, off);
2486	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2487	break;
2488	case 1:
2489	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L-invalid/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2490	off = Bs3Cg1InsertOpcodes(pThis, off);
2491	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2492	pThis->fInvalidEncoding = true;
2493	break;
2494	case 2:
2495	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xe /~V-invalid/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2496	off = Bs3Cg1InsertOpcodes(pThis, off);
2497	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6, 2);
2498	pThis->fInvalidEncoding = true;
2499	break;
2500	case 3:
2501	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 0 /~B/, 1 /W/);
2502	off = Bs3Cg1InsertOpcodes(pThis, off);
2503	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 6+8, 2+8);
2504	break;
2505	case 4:
2506	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
2507	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2508	off = Bs3Cg1InsertOpcodes(pThis, off);
2509	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4 /iReg/);
2510	break;
2511	case 5:
2512	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2513	off = Bs3Cg1InsertOpcodes(pThis, off);
2514	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 4 /iReg/, 1 /cbMisalign/);
2515	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 2 : 0;
2516	break;
2517	case 6:
2518	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
2519	off = Bs3Cg1InsertOpcodes(pThis, off);
2520	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 4+8 /iReg/);
2521	break;
2522
2523	default:
2524	return 0;
2525	}
2526	pThis->cbCurInstr = off;
2527	return iEncoding + 1;
2528	}
2529	#endif
2530	return 0;
2531	}
2532
2533
2534	/**
2535	* Wip - VEX.W ignored.
2536	* Lig - VEX.L ignored.
2537	*/
2538	static unsigned BS3_NEAR_CODE
2539	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Usomething_Lip_Wip_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2540	{
2541	unsigned off;
2542	switch (iEncoding)
2543	{
2544	case 0:
2545	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2546	off = Bs3Cg1InsertOpcodes(pThis, off);
2547	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2548	break;
2549	case 1:
2550	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0x8 /~V/, 1 /L-ignored/, 1 /~R/);
2551	off = Bs3Cg1InsertOpcodes(pThis, off);
2552	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 3, 1, 7);
2553	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2554	break;
2555	case 2:
2556	#if ARCH_BITS == 64
2557	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 0 /~R/);
2558	off = Bs3Cg1InsertOpcodes(pThis, off);
2559	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 3+8, 2, 15);
2560	break;
2561	#endif
2562	case 3:
2563	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2564	off = Bs3Cg1InsertOpcodes(pThis, off);
2565	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2566	break;
2567	case 4:
2568	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - ignored/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2569	off = Bs3Cg1InsertOpcodes(pThis, off);
2570	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2571	break;
2572	case 5:
2573	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xc /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2574	off = Bs3Cg1InsertOpcodes(pThis, off);
2575	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 3);
2576	break;
2577	case 6:
2578	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2579	off = Bs3Cg1InsertOpcodes(pThis, off);
2580	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, BS3CG1_IS_64BIT_TARGET(pThis) ? 15 : 7);
2581	break;
2582	case 7:
2583	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2584	off = Bs3Cg1InsertOpcodes(pThis, off);
2585	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, BS3CG1_IS_64BIT_TARGET(pThis) ? 15 : 7);
2586	break;
2587	default:
2588	return 0;
2589	}
2590	pThis->cbCurInstr = off;
2591	return iEncoding + 1;
2592	}
2593
2594
2595	/**
2596	* Wip - VEX.W ignored.
2597	*/
2598	static unsigned BS3_NEAR_CODE
2599	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_HdqCsomething_Usomething_Wip_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2600	{
2601	unsigned off;
2602	switch (iEncoding)
2603	{
2604	case 0:
2605	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2606	off = Bs3Cg1InsertOpcodes(pThis, off);
2607	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2608	break;
2609	case 1:
2610	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0x8 /~V/, 1 /L-ignored/, 1 /~R/);
2611	off = Bs3Cg1InsertOpcodes(pThis, off);
2612	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 3, 1, 7);
2613	pThis->fInvalidEncoding = true;
2614	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2615	break;
2616	case 2:
2617	#if ARCH_BITS == 64
2618	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 0 /~R/);
2619	off = Bs3Cg1InsertOpcodes(pThis, off);
2620	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 3+8, 2, 15);
2621	break;
2622	#endif
2623	case 3:
2624	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2625	off = Bs3Cg1InsertOpcodes(pThis, off);
2626	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2627	break;
2628	case 4:
2629	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - ignored/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2630	off = Bs3Cg1InsertOpcodes(pThis, off);
2631	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 0);
2632	pThis->fInvalidEncoding = true;
2633	break;
2634	case 5:
2635	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xc /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2636	off = Bs3Cg1InsertOpcodes(pThis, off);
2637	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, 3);
2638	break;
2639	case 6:
2640	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2641	off = Bs3Cg1InsertOpcodes(pThis, off);
2642	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, BS3CG1_IS_64BIT_TARGET(pThis) ? 15 : 7);
2643	break;
2644	case 7:
2645	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2646	off = Bs3Cg1InsertOpcodes(pThis, off);
2647	off = Bs3Cg1InsertModRmWithRegFieldsAndVvvv(pThis, off, 2, 1, BS3CG1_IS_64BIT_TARGET(pThis) ? 15 : 7);
2648	break;
2649	default:
2650	return 0;
2651	}
2652	pThis->cbCurInstr = off;
2653	return iEncoding + 1;
2654	}
2655
2656
2657	/**
2658	* Wip - VEX.W ignored.
2659	*/
2660	static unsigned BS3_NEAR_CODE
2661	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2662	{
2663	unsigned off;
2664	switch (iEncoding)
2665	{
2666	case 20: /* Switch to 256-bit operands. */
2667	pThis->aOperands[pThis->iRegOp].idxFieldBase = BS3CG1DST_YMM0;
2668	pThis->aOperands[pThis->iRegOp].cbOp = 32;
2669	pThis->aOperands[pThis->iRmOp ].cbOp = 32;
2670	RT_FALL_THRU();
2671	case 0:
2672	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/);
2673	off = Bs3Cg1InsertOpcodes(pThis, off);
2674	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2675	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2676	break;
2677	#if ARCH_BITS == 64
2678	case 1:
2679	case 21:
2680	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 0 /~R/);
2681	off = Bs3Cg1InsertOpcodes(pThis, off);
2682	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 + 8);
2683	break;
2684	#endif
2685	case 2:
2686	case 22:
2687	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, iEncoding >= 20 /L/, 1 /~R/);
2688	off = Bs3Cg1InsertOpcodes(pThis, off);
2689	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2690	pThis->fInvalidEncoding = true;
2691	break;
2692	case 3:
2693	case 23:
2694	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2695	off = Bs3Cg1InsertOpcodes(pThis, off);
2696	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2697	break;
2698	case 4:
2699	case 24:
2700	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2701	off = Bs3Cg1InsertOpcodes(pThis, off);
2702	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2703	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 3 : 0;
2704	break;
2705	#if ARCH_BITS == 64
2706	case 5:
2707	case 25:
2708	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2709	off = Bs3Cg1InsertOpcodes(pThis, off);
2710	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8);
2711	break;
2712	case 6:
2713	case 26:
2714	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 0 /~B-ignored/, 0 /W/);
2715	off = Bs3Cg1InsertOpcodes(pThis, off);
2716	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2717	break;
2718	case 7:
2719	case 27:
2720	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 0 /~X-ignored/, 1 /~B/, 0 /W/);
2721	off = Bs3Cg1InsertOpcodes(pThis, off);
2722	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2723	break;
2724	#endif
2725	case 8:
2726	case 28:
2727	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2728	off = Bs3Cg1InsertOpcodes(pThis, off);
2729	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2730	pThis->fInvalidEncoding = true;
2731	break;
2732	case 9:
2733	case 29:
2734	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 7 /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2735	off = Bs3Cg1InsertOpcodes(pThis, off);
2736	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2737	pThis->fInvalidEncoding = true;
2738	iEncoding += 10;
2739	break;
2740
2741	default:
2742	return 0;
2743	}
2744	pThis->cbCurInstr = off;
2745	return iEncoding + 1;
2746	}
2747
2748
2749
2750	/**
2751	* Wip - VEX.W ignored.
2752	* Lig - VEX.L ignored.
2753	*/
2754	static unsigned BS3_NEAR_CODE
2755	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2756	{
2757	unsigned off;
2758	switch (iEncoding)
2759	{
2760	case 0:
2761	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2762	off = Bs3Cg1InsertOpcodes(pThis, off);
2763	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2764	break;
2765	case 1:
2766	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - ignored/, 1 /~R/);
2767	off = Bs3Cg1InsertOpcodes(pThis, off);
2768	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7);
2769	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2770	break;
2771	#if ARCH_BITS == 64
2772	case 2:
2773	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - ignored/, 0 /~R/);
2774	off = Bs3Cg1InsertOpcodes(pThis, off);
2775	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 + 8);
2776	break;
2777	#endif
2778	case 3:
2779	iEncoding = 3;
2780	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, 0 /L/, 1 /~R/);
2781	off = Bs3Cg1InsertOpcodes(pThis, off);
2782	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2783	pThis->fInvalidEncoding = true;
2784	break;
2785	case 4:
2786	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2787	off = Bs3Cg1InsertOpcodes(pThis, off);
2788	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2789	break;
2790	case 5:
2791	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L-ignored/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2792	off = Bs3Cg1InsertOpcodes(pThis, off);
2793	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2794	break;
2795	case 6:
2796	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2797	off = Bs3Cg1InsertOpcodes(pThis, off);
2798	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2799	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 3 : 0;
2800	break;
2801	#if ARCH_BITS == 64
2802	case 7:
2803	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2804	off = Bs3Cg1InsertOpcodes(pThis, off);
2805	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8);
2806	break;
2807	case 8:
2808	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 0 /~B-ignored/, 0 /W/);
2809	off = Bs3Cg1InsertOpcodes(pThis, off);
2810	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2811	break;
2812	case 9:
2813	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 0 /~X-ignored/, 1 /~B/, 0 /W/);
2814	off = Bs3Cg1InsertOpcodes(pThis, off);
2815	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2816	break;
2817	#endif
2818	case 10:
2819	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2820	off = Bs3Cg1InsertOpcodes(pThis, off);
2821	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2822	pThis->fInvalidEncoding = true;
2823	break;
2824	case 11:
2825	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 7 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2826	off = Bs3Cg1InsertOpcodes(pThis, off);
2827	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2828	pThis->fInvalidEncoding = true;
2829	break;
2830	default:
2831	return 0;
2832	}
2833	pThis->cbCurInstr = off;
2834	return iEncoding + 1;
2835	}
2836
2837
2838	/**
2839	* Wip - VEX.W ignored.
2840	* L0 - VEX.L must be zero.
2841	*/
2842	static unsigned BS3_NEAR_CODE
2843	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lmbz_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
2844	{
2845	unsigned off;
2846	switch (iEncoding)
2847	{
2848	case 0:
2849	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
2850	off = Bs3Cg1InsertOpcodes(pThis, off);
2851	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2852	break;
2853	case 1:
2854	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - invalid/, 1 /~R/);
2855	off = Bs3Cg1InsertOpcodes(pThis, off);
2856	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7);
2857	pThis->fInvalidEncoding = true;
2858	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 2 : 0;
2859	break;
2860	#if ARCH_BITS == 64
2861	case 2:
2862	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/);
2863	off = Bs3Cg1InsertOpcodes(pThis, off);
2864	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 + 8);
2865	break;
2866	case 3:
2867	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - invalid/, 0 /~R/);
2868	off = Bs3Cg1InsertOpcodes(pThis, off);
2869	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5 + 8);
2870	pThis->fInvalidEncoding = true;
2871	break;
2872	#endif
2873	case 4:
2874	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, 0 /L/, 1 /~R/);
2875	off = Bs3Cg1InsertOpcodes(pThis, off);
2876	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2877	pThis->fInvalidEncoding = true;
2878	break;
2879	case 5:
2880	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2881	off = Bs3Cg1InsertOpcodes(pThis, off);
2882	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2883	break;
2884	case 6:
2885	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L - invalid/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2886	off = Bs3Cg1InsertOpcodes(pThis, off);
2887	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2888	pThis->fInvalidEncoding = true;
2889	break;
2890	case 7:
2891	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2892	off = Bs3Cg1InsertOpcodes(pThis, off);
2893	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2894	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 3 : 0;
2895	break;
2896	#if ARCH_BITS == 64
2897	case 8:
2898	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2899	off = Bs3Cg1InsertOpcodes(pThis, off);
2900	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8);
2901	break;
2902	case 9:
2903	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 0 /~B-ignored/, 0 /W/);
2904	off = Bs3Cg1InsertOpcodes(pThis, off);
2905	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2906	break;
2907	case 10:
2908	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 0 /~X-ignored/, 1 /~B/, 0 /W/);
2909	off = Bs3Cg1InsertOpcodes(pThis, off);
2910	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2911	break;
2912	#endif
2913	case 11:
2914	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2915	off = Bs3Cg1InsertOpcodes(pThis, off);
2916	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2917	pThis->fInvalidEncoding = true;
2918	break;
2919	case 12:
2920	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 7 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2921	off = Bs3Cg1InsertOpcodes(pThis, off);
2922	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2923	pThis->fInvalidEncoding = true;
2924	break;
2925	default:
2926	return 0;
2927	}
2928	pThis->cbCurInstr = off;
2929	return iEncoding + 1;
2930	}
2931
2932
2933	/**
2934	* Wip - VEX.W ignored.
2935	*/
2936	static unsigned BS3_NEAR_CODE
2937	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lxx_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding, uint8_t uVexL)
2938	{
2939	unsigned off;
2940	switch (iEncoding)
2941	{
2942	case 0:
2943	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 1 /~R/);
2944	off = Bs3Cg1InsertOpcodes(pThis, off);
2945	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2946	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
2947	break;
2948	#if ARCH_BITS == 64
2949	case 1:
2950	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 0 /~R/);
2951	off = Bs3Cg1InsertOpcodes(pThis, off);
2952	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 + 8);
2953	break;
2954	#endif
2955	case 2:
2956	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, uVexL, 1 /~R/);
2957	off = Bs3Cg1InsertOpcodes(pThis, off);
2958	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
2959	pThis->fInvalidEncoding = true;
2960	break;
2961	case 3:
2962	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2963	off = Bs3Cg1InsertOpcodes(pThis, off);
2964	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2965	break;
2966	case 4:
2967	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
2968	off = Bs3Cg1InsertOpcodes(pThis, off);
2969	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2970	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 3 : 0;
2971	break;
2972	#if ARCH_BITS == 64
2973	case 5:
2974	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2975	off = Bs3Cg1InsertOpcodes(pThis, off);
2976	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8);
2977	break;
2978	case 6:
2979	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 1 /~R/, 1 /~X/, 0 /~B-ignored/, 0 /W/);
2980	off = Bs3Cg1InsertOpcodes(pThis, off);
2981	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
2982	break;
2983	case 7:
2984	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, uVexL, 1 /~R/, 0 /~X-ignored/, 1 /~B/, 0 /W/);
2985	off = Bs3Cg1InsertOpcodes(pThis, off);
2986	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2987	break;
2988	#endif
2989	case 8:
2990	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, uVexL, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2991	off = Bs3Cg1InsertOpcodes(pThis, off);
2992	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
2993	pThis->fInvalidEncoding = true;
2994	break;
2995	case 9:
2996	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 7 /~V/, uVexL, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
2997	off = Bs3Cg1InsertOpcodes(pThis, off);
2998	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
2999	pThis->fInvalidEncoding = true;
3000	break;
3001	default:
3002	return 0;
3003	}
3004	pThis->cbCurInstr = off;
3005	return iEncoding + 1;
3006	}
3007
3008
3009	/**
3010	* Wip - VEX.W ignored.
3011	* L0 - VEX.L is zero (encoding may exist where it isn't).
3012	*/
3013	static unsigned BS3_NEAR_CODE
3014	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_L0_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
3015	{
3016	return Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lxx_OR_ViceVersa(pThis, iEncoding, 0 /uVexL/);
3017	}
3018
3019
3020	/**
3021	* Wip - VEX.W ignored.
3022	* L1 - VEX.L is one (encoding may exist where it isn't).
3023	*/
3024	static unsigned BS3_NEAR_CODE
3025	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_L1_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
3026	{
3027	return Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lxx_OR_ViceVersa(pThis, iEncoding, 1 /uVexL/);
3028	}
3029
3030
3031
3032	/**
3033	* Wip - VEX.W ignored.
3034	*/
3035	static unsigned BS3_NEAR_CODE
3036	Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Msomething_Wip_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
3037	{
3038	unsigned off;
3039	switch (iEncoding)
3040	{
3041	case 0:
3042	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xc /~V/, 0 /L/, 1 /~R/);
3043	off = Bs3Cg1InsertOpcodes(pThis, off);
3044	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
3045	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 3;
3046	break;
3047	case 1:
3048	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L/, 1 /~R/);
3049	off = Bs3Cg1InsertOpcodes(pThis, off);
3050	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7);
3051	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3052	pThis->fInvalidEncoding = true;
3053	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
3054	break;
3055	#if ARCH_BITS == 64
3056	case 2:
3057	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0x1 /~V/, 0 /L/, 0 /~R/);
3058	off = Bs3Cg1InsertOpcodes(pThis, off);
3059	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 7 + 8);
3060	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 14;
3061	break;
3062	#endif
3063	case 3:
3064	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, 0 /L/, 1 /~R/);
3065	off = Bs3Cg1InsertOpcodes(pThis, off);
3066	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 0);
3067	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 1;
3068	break;
3069	case 4:
3070	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3071	off = Bs3Cg1InsertOpcodes(pThis, off);
3072	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
3073	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3074	break;
3075	case 5:
3076	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L-ignored/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3077	off = Bs3Cg1InsertOpcodes(pThis, off);
3078	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
3079	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3080	pThis->fInvalidEncoding = true;
3081	break;
3082	case 6:
3083	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W-ignored/);
3084	off = Bs3Cg1InsertOpcodes(pThis, off);
3085	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
3086	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3087	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 3 : 0;
3088	break;
3089	#if ARCH_BITS == 64
3090	case 7:
3091	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 0 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3092	off = Bs3Cg1InsertOpcodes(pThis, off);
3093	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5+8);
3094	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3095	break;
3096	case 8:
3097	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 0 /~B-ignored/, 0 /W/);
3098	off = Bs3Cg1InsertOpcodes(pThis, off);
3099	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 1);
3100	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3101	break;
3102	case 9:
3103	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 0 /~X-ignored/, 1 /~B/, 0 /W/);
3104	off = Bs3Cg1InsertOpcodes(pThis, off);
3105	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2);
3106	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + 0;
3107	break;
3108	#endif
3109	case 10:
3110	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 1 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3111	off = Bs3Cg1InsertOpcodes(pThis, off);
3112	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 5);
3113	pThis->aOperands[1].idxField = pThis->aOperands[1].idxFieldBase + (BS3CG1_IS_64BIT_TARGET(pThis) ? 15 : 7);
3114	pThis->fInvalidEncoding = true;
3115	break;
3116	default:
3117	return 0;
3118	}
3119	pThis->cbCurInstr = off;
3120	return iEncoding + 1;
3121	}
3122
3123
3124	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM_Md_WO(PBS3CG1STATE pThis, unsigned iEncoding)
3125	{
3126	unsigned off;
3127	switch (iEncoding)
3128	{
3129	case 0:
3130	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3131	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3132	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3133	break;
3134	case 1:
3135	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3136	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3137	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3138	break;
3139	case 2:
3140	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0x7 /~V-invalid/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3141	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3142	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3143	pThis->fInvalidEncoding = true;
3144	break;
3145	case 3:
3146	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3147	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3148	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3149	pThis->fInvalidEncoding = true;
3150	break;
3151	case 4:
3152	pThis->abCurInstr[0] = P_OZ;
3153	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3154	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3155	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3156	pThis->fInvalidEncoding = true;
3157	break;
3158	case 5:
3159	pThis->abCurInstr[0] = P_RZ;
3160	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3161	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3162	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3163	pThis->fInvalidEncoding = true;
3164	break;
3165	case 6:
3166	pThis->abCurInstr[0] = P_RN;
3167	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3168	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3169	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3170	pThis->fInvalidEncoding = true;
3171	break;
3172	case 7:
3173	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W/);
3174	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3175	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3176	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 1 : 0;
3177	break;
3178	#if ARCH_BITS == 64
3179	case 8:
3180	pThis->abCurInstr[0] = REX_____;
3181	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3182	off = Bs3Cg1InsertOpcodes(pThis, off) - 1;
3183	off = Bs3Cfg1EncodeMemMod0DispWithDefaultsAndNoReg(pThis, off);
3184	pThis->fInvalidEncoding = true;
3185	break;
3186	#endif
3187	default:
3188	return 0;
3189	}
3190
3191	pThis->cbCurInstr = off;
3192	return iEncoding + 1;
3193	}
3194
3195
3196	/**
3197	* Wip = VEX.W ignored.
3198	* Lmbz = VEX.L must be zero.
3199	*/
3200	static unsigned BS3_NEAR_CODE
3201	Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_Lmbz_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
3202	{
3203	unsigned off;
3204	switch (iEncoding)
3205	{
3206	/* 128-bit wide stuff goes first, then we'll update the operand widths afterwards. */
3207	case 0:
3208	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
3209	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3210	off = Bs3Cg1InsertOpcodes(pThis, off);
3211	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
3212	break;
3213
3214	case 1:
3215	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3216	off = Bs3Cg1InsertOpcodes(pThis, off);
3217	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3218	break;
3219	case 2:
3220	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W - ignored/);
3221	off = Bs3Cg1InsertOpcodes(pThis, off);
3222	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 5, 4);
3223	break;
3224	case 3:
3225	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
3226	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3227	off = Bs3Cg1InsertOpcodes(pThis, off);
3228	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2 /iReg/);
3229	break;
3230	case 4:
3231	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3232	off = Bs3Cg1InsertOpcodes(pThis, off);
3233	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 3 /iReg/);
3234	break;
3235	case 5:
3236	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W - ignored /);
3237	off = Bs3Cg1InsertOpcodes(pThis, off);
3238	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 3 /iReg/);
3239	break;
3240	case 6:
3241	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3242	off = Bs3Cg1InsertOpcodes(pThis, off);
3243	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 3 /iReg/, 1 /cbMisalign/);
3244	if (!Bs3Cg1XcptTypeIsVexUnaligned(pThis->enmXcptType))
3245	pThis->bAlignmentXcpt = X86_XCPT_GP;
3246	break;
3247	case 7:
3248	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3249	off = Bs3Cg1InsertOpcodes(pThis, off);
3250	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 3 /iReg/, 1 /cbMisalign/);
3251	if (!Bs3Cg1XcptTypeIsVexUnaligned(pThis->enmXcptType))
3252	pThis->bAlignmentXcpt = X86_XCPT_GP;
3253	break;
3254	/* 128-bit invalid encodings: */
3255	case 8:
3256	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
3257	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, 0 /L/, 1 /~R/); /* Bad V value */
3258	off = Bs3Cg1InsertOpcodes(pThis, off);
3259	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
3260	pThis->fInvalidEncoding = true;
3261	break;
3262	case 9:
3263	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3264	off = Bs3Cg1InsertOpcodes(pThis, off);
3265	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3266	pThis->fInvalidEncoding = true;
3267	iEncoding = 20-1;
3268	break;
3269
3270	default:
3271	return 0;
3272	}
3273
3274	pThis->cbCurInstr = off;
3275	return iEncoding + 1;
3276	}
3277
3278
3279	/**
3280	* Wip = VEX.W ignored.
3281	*/
3282	static unsigned BS3_NEAR_CODE
3283	Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_OR_ViceVersa(PBS3CG1STATE pThis, unsigned iEncoding)
3284	{
3285	unsigned off;
3286
3287	switch (iEncoding)
3288	{
3289	case 20: /* switch to 256-bit */
3290	pThis->aOperands[pThis->iRmOp ].cbOp = 32;
3291	pThis->aOperands[pThis->iRmOp ].idxFieldBase = BS3CG1DST_YMM0;
3292	pThis->aOperands[pThis->iRegOp].cbOp = 32;
3293	pThis->aOperands[pThis->iRegOp].idxFieldBase = BS3CG1DST_YMM0;
3294	RT_FALL_THRU();
3295	case 0:
3296	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
3297	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/);
3298	off = Bs3Cg1InsertOpcodes(pThis, off);
3299	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
3300	break;
3301
3302	case 1:
3303	case 21:
3304	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3305	off = Bs3Cg1InsertOpcodes(pThis, off);
3306	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3307	break;
3308	case 2:
3309	case 22:
3310	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W - ignored/);
3311	off = Bs3Cg1InsertOpcodes(pThis, off);
3312	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 5, 4);
3313	break;
3314	case 3:
3315	case 23:
3316	pThis->aOperands[pThis->iRmOp].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationMem;
3317	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/);
3318	off = Bs3Cg1InsertOpcodes(pThis, off);
3319	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 2 /iReg/);
3320	break;
3321	case 4:
3322	case 24:
3323	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3324	off = Bs3Cg1InsertOpcodes(pThis, off);
3325	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 3 /iReg/);
3326	break;
3327	case 5:
3328	case 25:
3329	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 1 /W - ignored /);
3330	off = Bs3Cg1InsertOpcodes(pThis, off);
3331	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaults(pThis, off, 3 /iReg/);
3332	break;
3333	case 6:
3334	case 26:
3335	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/);
3336	off = Bs3Cg1InsertOpcodes(pThis, off);
3337	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 3 /iReg/, 1 /cbMisalign/);
3338	if (!Bs3Cg1XcptTypeIsVexUnaligned(pThis->enmXcptType))
3339	pThis->bAlignmentXcpt = X86_XCPT_GP;
3340	break;
3341	case 7:
3342	case 27:
3343	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3344	off = Bs3Cg1InsertOpcodes(pThis, off);
3345	off = Bs3Cfg1EncodeMemMod0DispWithRegFieldAndDefaultsMisaligned(pThis, off, 3 /iReg/, 1 /cbMisalign/);
3346	if (!Bs3Cg1XcptTypeIsVexUnaligned(pThis->enmXcptType))
3347	pThis->bAlignmentXcpt = X86_XCPT_GP;
3348	break;
3349	/* invalid encodings: */
3350	case 8:
3351	case 28:
3352	pThis->aOperands[pThis->iRmOp ].enmLocation = pThis->aOperands[pThis->iRmOp].enmLocationReg;
3353	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xe /~V/, iEncoding >= 20 /L/, 1 /~R/); /* Bad V value */
3354	off = Bs3Cg1InsertOpcodes(pThis, off);
3355	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1, 0);
3356	pThis->fInvalidEncoding = true;
3357	break;
3358	case 9:
3359	case 29:
3360	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0 /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3361	off = Bs3Cg1InsertOpcodes(pThis, off);
3362	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3363	pThis->fInvalidEncoding = true;
3364	break;
3365
3366	case 10:
3367	case 30:
3368	pThis->abCurInstr[0] = P_RN;
3369	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3370	off = Bs3Cg1InsertOpcodes(pThis, off);
3371	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3372	pThis->fInvalidEncoding = true;
3373	break;
3374	case 11:
3375	case 31:
3376	pThis->abCurInstr[0] = P_RZ;
3377	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3378	off = Bs3Cg1InsertOpcodes(pThis, off);
3379	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3380	pThis->fInvalidEncoding = true;
3381	break;
3382	case 12:
3383	case 32:
3384	pThis->abCurInstr[0] = P_OZ;
3385	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3386	off = Bs3Cg1InsertOpcodes(pThis, off);
3387	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3388	pThis->fInvalidEncoding = true;
3389	break;
3390	case 13:
3391	case 33:
3392	pThis->abCurInstr[0] = P_LK;
3393	off = Bs3Cg1InsertVex3bPrefix(pThis, 1 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3394	off = Bs3Cg1InsertOpcodes(pThis, off);
3395	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 4, 5);
3396	pThis->fInvalidEncoding = true;
3397	iEncoding += !BS3CG1_IS_64BIT_TARGET(pThis) ? 2 + 4 : 0;
3398	break;
3399
3400	#if ARCH_BITS == 64
3401	/* 64-bit mode registers */
3402	case 14:
3403	case 34:
3404	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 0 /~R/);
3405	off = Bs3Cg1InsertOpcodes(pThis, off);
3406	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 3+8, 4);
3407	break;
3408	case 15:
3409	case 35:
3410	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, iEncoding >= 20 /L/, 0 /~R/, 1 /~X/, 0 /~B/, 0 /W/);
3411	off = Bs3Cg1InsertOpcodes(pThis, off);
3412	off = Bs3Cg1InsertModRmWithRegFields(pThis, off, 1+8, 4+8);
3413	iEncoding += 4;
3414	break;
3415	#endif
3416	default:
3417	return 0;
3418	}
3419
3420	pThis->cbCurInstr = off;
3421	return iEncoding + 1;
3422	}
3423
3424
3425	//static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_FIXED(PBS3CG1STATE pThis, unsigned iEncoding)
3426	//{
3427	// unsigned off;
3428	// if (iEncoding == 0)
3429	// off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3430	// else if (iEncoding == 0)
3431	// off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3432	// else
3433	// return 0;
3434	// pThis->cbCurInstr = off;
3435	// return iEncoding + 1;
3436	//}
3437
3438
3439	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM_MOD_EQ_3(PBS3CG1STATE pThis, unsigned iEncoding)
3440	{
3441	unsigned off;
3442	if (iEncoding < 8)
3443	{
3444	if (iEncoding & 1)
3445	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3446	else
3447	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3448	off = Bs3Cg1InsertOpcodes(pThis, off);
3449	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, iEncoding, 1);
3450	}
3451	else if (iEncoding < 16)
3452	{
3453	if (iEncoding & 1)
3454	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L/, 1 /~R/);
3455	else
3456	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 1 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3457	off = Bs3Cg1InsertOpcodes(pThis, off);
3458	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, iEncoding & 7, 1);
3459	}
3460	else if (iEncoding < 24)
3461	{
3462	if (iEncoding & 1)
3463	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/);
3464	else
3465	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, 0 /L/, 1 /~R/, 1 /~X/, 1 /~B/, 0 /W/);
3466	off = Bs3Cg1InsertOpcodes(pThis, off);
3467	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, 0, iEncoding & 7);
3468	}
3469	else if (iEncoding < 32)
3470	{
3471	if (iEncoding & 1)
3472	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, (iEncoding & 3) != 0 /L/, 1 /~R/);
3473	else
3474	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, (iEncoding & 2) != 0 /L/, 1 /~R/, 1 /~X/,
3475	1 /~B/, (iEncoding & 4) != 0 /W/);
3476	off = Bs3Cg1InsertOpcodes(pThis, off);
3477	pThis->abCurInstr[off++] = X86_MODRM_MAKE(3, 0, iEncoding & 7);
3478	}
3479	else
3480	return 0;
3481	pThis->cbCurInstr = off;
3482
3483	return iEncoding + 1;
3484	}
3485
3486
3487	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM_MOD_NE_3(PBS3CG1STATE pThis, unsigned iEncoding)
3488	{
3489	unsigned off;
3490	if (iEncoding < 8)
3491	{
3492	unsigned iMod = iEncoding % 3;
3493	if (iEncoding & 1)
3494	off = Bs3Cg1InsertVex2bPrefix(pThis, 0 /offDst/, 0xf /~V/, (iEncoding & 2) != 0 /L/, 1 /~R/);
3495	else
3496	off = Bs3Cg1InsertVex3bPrefix(pThis, 0 /offDst/, 0xf /~V/, (iEncoding & 2) != 0 /L/, 1 /~R/,
3497	1 /~X/, 1 /~B/, (iEncoding & 4) != 0 /W/);
3498	off = Bs3Cg1InsertOpcodes(pThis, off);
3499	pThis->abCurInstr[off++] = X86_MODRM_MAKE(iMod, 0, 1);
3500	if (iMod >= 1)
3501	pThis->abCurInstr[off++] = 0x7f;
3502	if (iMod == 2)
3503	{
3504	pThis->abCurInstr[off++] = 0x5f;
3505	if (!BS3_MODE_IS_16BIT_CODE(pThis->bMode))
3506	{
3507	pThis->abCurInstr[off++] = 0x3f;
3508	pThis->abCurInstr[off++] = 0x1f;
3509	}
3510	}
3511	}
3512	else
3513	return 0;
3514	pThis->cbCurInstr = off;
3515	return iEncoding + 1;
3516	}
3517
3518
3519	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext_VEX_MODRM(PBS3CG1STATE pThis, unsigned iEncoding)
3520	{
3521	const unsigned cFirstEncodings = 32;
3522	if (iEncoding < cFirstEncodings)
3523	{
3524	unsigned iRet = Bs3Cg1EncodeNext_VEX_MODRM_MOD_EQ_3(pThis, iEncoding);
3525	BS3_ASSERT(iRet > iEncoding);
3526	return iRet;
3527	}
3528	return Bs3Cg1EncodeNext_VEX_MODRM_MOD_NE_3(pThis, iEncoding - cFirstEncodings) + cFirstEncodings;
3529	}
3530
3531	#endif /* BS3CG1_WITH_VEX */
3532
3533
3534	/**
3535	* Encodes the next instruction.
3536	*
3537	* @returns Next iEncoding value. Returns @a iEncoding unchanged to indicate
3538	* that there are no more encodings to test.
3539	* @param pThis The state.
3540	* @param iEncoding The encoding to produce. Meaning is specific to
3541	* each BS3CG1ENC_XXX value and should be considered
3542	* internal.
3543	*/
3544	static unsigned BS3_NEAR_CODE Bs3Cg1EncodeNext(PBS3CG1STATE pThis, unsigned iEncoding)
3545	{
3546	pThis->bAlignmentXcpt = UINT8_MAX;
3547	pThis->uVexL = UINT8_MAX;
3548	if (pThis->pfnEncoder)
3549	return pThis->pfnEncoder(pThis, iEncoding);
3550
3551	Bs3TestFailedF("Internal error! BS3CG1ENC_XXX = %u not implemented", pThis->enmEncoding);
3552	return iEncoding;
3553	}
3554
3555
3556	/**
3557	* Prepares doing instruction encodings.
3558	*
3559	* This is in part specific to how the instruction is encoded, but generally it
3560	* sets up basic operand values that doesn't change (much) when Bs3Cg1EncodeNext
3561	* is called from within the loop.
3562	*
3563	* @returns Success indicator (true/false).
3564	* @param pThis The state.
3565	*/
3566	#define Bs3Cg1EncodePrep BS3_CMN_NM(Bs3Cg1EncodePrep)
3567	bool BS3_NEAR_CODE Bs3Cg1EncodePrep(PBS3CG1STATE pThis)
3568	{
3569	unsigned i = 4;
3570	while (i-- > 0)
3571	pThis->aSavedSegRegs[i].ds = pThis->aInitialCtxs[i].ds;
3572
3573	i = RT_ELEMENTS(pThis->aOperands);
3574	while (i-- > 0)
3575	{
3576	pThis->aOperands[i].enmLocationReg = BS3CG1OPLOC_INVALID;
3577	pThis->aOperands[i].enmLocationMem = BS3CG1OPLOC_INVALID;
3578	pThis->aOperands[i].idxFieldBase = BS3CG1DST_INVALID;
3579	}
3580
3581	pThis->iRmOp = RT_ELEMENTS(pThis->aOperands) - 1;
3582	pThis->iRegOp = RT_ELEMENTS(pThis->aOperands) - 1;
3583	pThis->fSameRingNotOkay = false;
3584	pThis->cbOperand = 0;
3585	pThis->pfnEncoder = NULL;
3586
3587	switch (pThis->enmEncoding)
3588	{
3589	case BS3CG1ENC_MODRM_Eb_Gb:
3590	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Eb_Gb_OR_ViceVersa;
3591	pThis->iRmOp = 0;
3592	pThis->iRegOp = 1;
3593	pThis->aOperands[0].cbOp = 1;
3594	pThis->aOperands[1].cbOp = 1;
3595	pThis->aOperands[0].idxFieldBase = BS3CG1DST_AL;
3596	pThis->aOperands[1].idxFieldBase = BS3CG1DST_AL;
3597	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3598	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_RW;
3599	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3600	break;
3601
3602	case BS3CG1ENC_MODRM_Ev_Gv:
3603	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Gv_Ev__OR__MODRM_Ev_Gv;
3604	pThis->iRmOp = 0;
3605	pThis->iRegOp = 1;
3606	pThis->cbOperand = 2;
3607	pThis->aOperands[0].idxFieldBase = BS3CG1DST_OZ_RAX;
3608	pThis->aOperands[1].idxFieldBase = BS3CG1DST_OZ_RAX;
3609	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3610	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_RW;
3611	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3612	break;
3613
3614	case BS3CG1ENC_MODRM_Ed_WO_Pd_WZ:
3615	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_PdZx_WO_Ed_WZ;
3616	pThis->iRmOp = 0;
3617	pThis->iRegOp = 1;
3618	pThis->aOperands[0].cbOp = 4;
3619	pThis->aOperands[1].cbOp = 4;
3620	pThis->aOperands[0].idxFieldBase = BS3CG1DST_EAX;
3621	pThis->aOperands[1].idxFieldBase = BS3CG1DST_MM0;
3622	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3623	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3624	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3625	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3626	break;
3627
3628	case BS3CG1ENC_MODRM_Eq_WO_Pq_WNZ:
3629	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Pq_WO_Eq_WNZ;
3630	pThis->iRmOp = 0;
3631	pThis->iRegOp = 1;
3632	pThis->aOperands[0].cbOp = 8;
3633	pThis->aOperands[1].cbOp = 8;
3634	pThis->aOperands[0].idxFieldBase = BS3CG1DST_RAX;
3635	pThis->aOperands[1].idxFieldBase = BS3CG1DST_MM0;
3636	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3637	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3638	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3639	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3640	break;
3641
3642	case BS3CG1ENC_MODRM_Ed_WO_Vd_WZ:
3643	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vd_WO_Ed_WZ;
3644	pThis->iRmOp = 0;
3645	pThis->iRegOp = 1;
3646	pThis->aOperands[0].cbOp = 4;
3647	pThis->aOperands[1].cbOp = 4;
3648	pThis->aOperands[0].idxFieldBase = BS3CG1DST_EAX;
3649	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
3650	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3651	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3652	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3653	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3654	break;
3655
3656	case BS3CG1ENC_MODRM_Eq_WO_Vq_WNZ:
3657	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vq_WO_Eq_WNZ;
3658	pThis->iRmOp = 0;
3659	pThis->iRegOp = 1;
3660	pThis->aOperands[0].cbOp = 8;
3661	pThis->aOperands[1].cbOp = 8;
3662	pThis->aOperands[0].idxFieldBase = BS3CG1DST_RAX;
3663	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
3664	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3665	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3666	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3667	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3668	break;
3669
3670	case BS3CG1ENC_MODRM_Gb_Eb:
3671	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Eb_Gb_OR_ViceVersa;
3672	pThis->iRegOp = 0;
3673	pThis->iRmOp = 1;
3674	pThis->aOperands[0].cbOp = 1;
3675	pThis->aOperands[1].cbOp = 1;
3676	pThis->aOperands[0].idxFieldBase = BS3CG1DST_AL;
3677	pThis->aOperands[1].idxFieldBase = BS3CG1DST_AL;
3678	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3679	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3680	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3681	break;
3682
3683	case BS3CG1ENC_MODRM_Gv_Ev:
3684	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Gv_Ev__OR__MODRM_Ev_Gv;
3685	pThis->iRegOp = 0;
3686	pThis->iRmOp = 1;
3687	pThis->cbOperand = 2;
3688	pThis->aOperands[0].idxFieldBase = BS3CG1DST_OZ_RAX;
3689	pThis->aOperands[1].idxFieldBase = BS3CG1DST_OZ_RAX;
3690	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3691	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3692	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3693	break;
3694
3695	case BS3CG1ENC_MODRM_Gv_RO_Ma: /* bound instr */
3696	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Gv_RO_Ma;
3697	pThis->iRmOp = 1;
3698	pThis->iRegOp = 0;
3699	pThis->cbOperand = 2;
3700	pThis->aOperands[0].cbOp = 2;
3701	pThis->aOperands[1].cbOp = 4;
3702	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3703	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
3704	pThis->aOperands[0].idxFieldBase = BS3CG1DST_OZ_RAX;
3705	break;
3706
3707	case BS3CG1ENC_MODRM_Wss_WO_Vss:
3708	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3709	pThis->iRmOp = 0;
3710	pThis->iRegOp = 1;
3711	pThis->aOperands[0].cbOp = 4;
3712	pThis->aOperands[1].cbOp = 4;
3713	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_DW0;
3714	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_DW0;
3715	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3716	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3717	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3718	break;
3719
3720	case BS3CG1ENC_MODRM_Wsd_WO_Vsd:
3721	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3722	pThis->iRmOp = 0;
3723	pThis->iRegOp = 1;
3724	pThis->aOperands[0].cbOp = 8;
3725	pThis->aOperands[1].cbOp = 8;
3726	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
3727	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3728	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3729	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3730	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3731	break;
3732
3733	case BS3CG1ENC_MODRM_WqZxReg_WO_Vq:
3734	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3735	pThis->iRmOp = 0;
3736	pThis->iRegOp = 1;
3737	pThis->aOperands[0].cbOp = 8;
3738	pThis->aOperands[1].cbOp = 8;
3739	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
3740	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3741	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3742	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3743	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3744	break;
3745
3746	case BS3CG1ENC_MODRM_Wps_WO_Vps:
3747	case BS3CG1ENC_MODRM_Wpd_WO_Vpd:
3748	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3749	pThis->iRmOp = 0;
3750	pThis->iRegOp = 1;
3751	pThis->aOperands[0].cbOp = 16;
3752	pThis->aOperands[1].cbOp = 16;
3753	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
3754	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
3755	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
3756	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3757	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3758	break;
3759
3760	case BS3CG1ENC_MODRM_Vdq_WO_Mdq:
3761	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
3762	pThis->iRegOp = 0;
3763	pThis->iRmOp = 1;
3764	pThis->aOperands[0].cbOp = 16;
3765	pThis->aOperands[1].cbOp = 16;
3766	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3767	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
3768	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
3769	break;
3770
3771	case BS3CG1ENC_MODRM_Vdq_WO_Wdq:
3772	case BS3CG1ENC_MODRM_Vpd_WO_Wpd:
3773	case BS3CG1ENC_MODRM_Vps_WO_Wps:
3774	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3775	pThis->iRegOp = 0;
3776	pThis->iRmOp = 1;
3777	pThis->aOperands[0].cbOp = 16;
3778	pThis->aOperands[1].cbOp = 16;
3779	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
3780	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
3781	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3782	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3783	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3784	break;
3785
3786	case BS3CG1ENC_MODRM_Pq_WO_Qq:
3787	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Pq_WO_Qq;
3788	pThis->iRegOp = 0;
3789	pThis->iRmOp = 1;
3790	pThis->aOperands[0].cbOp = 8;
3791	pThis->aOperands[1].cbOp = 8;
3792	pThis->aOperands[0].idxFieldBase = BS3CG1DST_MM0;
3793	pThis->aOperands[1].idxFieldBase = BS3CG1DST_MM0;
3794	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3795	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3796	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3797	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3798	break;
3799
3800	case BS3CG1ENC_MODRM_Pq_WO_Uq:
3801	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Pq_WO_Uq;
3802	pThis->iRegOp = 0;
3803	pThis->iRmOp = 1;
3804	pThis->aOperands[0].cbOp = 8;
3805	pThis->aOperands[1].cbOp = 8;
3806	pThis->aOperands[0].idxFieldBase = BS3CG1DST_MM0;
3807	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3808	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3809	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX; /* reg only */
3810	break;
3811
3812	case BS3CG1ENC_MODRM_PdZx_WO_Ed_WZ:
3813	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_PdZx_WO_Ed_WZ;
3814	pThis->iRegOp = 0;
3815	pThis->iRmOp = 1;
3816	pThis->aOperands[0].cbOp = 4;
3817	pThis->aOperands[1].cbOp = 4;
3818	pThis->aOperands[0].idxFieldBase = BS3CG1DST_MM0_LO_ZX;
3819	pThis->aOperands[1].idxFieldBase = BS3CG1DST_EAX;
3820	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3821	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3822	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3823	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3824	break;
3825
3826	case BS3CG1ENC_MODRM_Pq_WO_Eq_WNZ:
3827	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Pq_WO_Eq_WNZ;
3828	pThis->iRegOp = 0;
3829	pThis->iRmOp = 1;
3830	pThis->aOperands[0].cbOp = 8;
3831	pThis->aOperands[1].cbOp = 8;
3832	pThis->aOperands[0].idxFieldBase = BS3CG1DST_MM0;
3833	pThis->aOperands[1].idxFieldBase = BS3CG1DST_RAX;
3834	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3835	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3836	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3837	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3838	break;
3839
3840	case BS3CG1ENC_MODRM_VdZx_WO_Ed_WZ:
3841	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vd_WO_Ed_WZ;
3842	pThis->iRegOp = 0;
3843	pThis->iRmOp = 1;
3844	pThis->aOperands[0].cbOp = 4;
3845	pThis->aOperands[1].cbOp = 4;
3846	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_DW0_ZX;
3847	pThis->aOperands[1].idxFieldBase = BS3CG1DST_EAX;
3848	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3849	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3850	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3851	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3852	break;
3853
3854	case BS3CG1ENC_MODRM_VqZx_WO_Eq_WNZ:
3855	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vq_WO_Eq_WNZ;
3856	pThis->iRegOp = 0;
3857	pThis->iRmOp = 1;
3858	pThis->aOperands[0].cbOp = 8;
3859	pThis->aOperands[1].cbOp = 8;
3860	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
3861	pThis->aOperands[1].idxFieldBase = BS3CG1DST_RAX;
3862	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3863	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3864	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3865	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3866	break;
3867
3868	case BS3CG1ENC_MODRM_Vq_WO_UqHi:
3869	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Usomething_OR_ViceVersa;
3870	pThis->iRegOp = 0;
3871	pThis->iRmOp = 1;
3872	pThis->aOperands[0].cbOp = 8;
3873	pThis->aOperands[1].cbOp = 8;
3874	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
3875	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI;
3876	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3877	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3878	break;
3879
3880	case BS3CG1ENC_MODRM_VqHi_WO_Uq:
3881	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Usomething_OR_ViceVersa;
3882	pThis->iRegOp = 0;
3883	pThis->iRmOp = 1;
3884	pThis->aOperands[0].cbOp = 8;
3885	pThis->aOperands[1].cbOp = 8;
3886	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_HI;
3887	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3888	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3889	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3890	break;
3891
3892	case BS3CG1ENC_MODRM_VqHi_WO_Mq:
3893	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
3894	pThis->iRegOp = 0;
3895	pThis->iRmOp = 1;
3896	pThis->aOperands[0].cbOp = 8;
3897	pThis->aOperands[1].cbOp = 8;
3898	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_HI;
3899	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3900	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
3901	break;
3902
3903	case BS3CG1ENC_MODRM_Vq_WO_Mq:
3904	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
3905	pThis->iRegOp = 0;
3906	pThis->iRmOp = 1;
3907	pThis->aOperands[0].cbOp = 8;
3908	pThis->aOperands[1].cbOp = 8;
3909	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
3910	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3911	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
3912	break;
3913
3914	case BS3CG1ENC_MODRM_VssZx_WO_Wss:
3915	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3916	pThis->iRegOp = 0;
3917	pThis->iRmOp = 1;
3918	pThis->aOperands[0].cbOp = 4;
3919	pThis->aOperands[1].cbOp = 4;
3920	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3921	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3922	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3923	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_DW0_ZX;
3924	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3925	break;
3926
3927	case BS3CG1ENC_MODRM_VqZx_WO_Nq:
3928	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Nsomething;
3929	pThis->iRegOp = 0;
3930	pThis->iRmOp = 1;
3931	pThis->aOperands[0].cbOp = 8;
3932	pThis->aOperands[1].cbOp = 8;
3933	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3934	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3935	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
3936	pThis->aOperands[1].idxFieldBase = BS3CG1DST_MM0;
3937	break;
3938
3939	case BS3CG1ENC_MODRM_VsdZx_WO_Wsd:
3940	case BS3CG1ENC_MODRM_VqZx_WO_Wq:
3941	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Vsomething_Wsomething_OR_ViceVersa;
3942	pThis->iRegOp = 0;
3943	pThis->iRmOp = 1;
3944	pThis->aOperands[0].cbOp = 8;
3945	pThis->aOperands[1].cbOp = 8;
3946	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
3947	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3948	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
3949	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
3950	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
3951	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
3952	break;
3953
3954	case BS3CG1ENC_MODRM_Mb_RO:
3955	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething;
3956	pThis->iRmOp = 0;
3957	pThis->aOperands[0].cbOp = 1;
3958	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM;
3959	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM;
3960	break;
3961
3962	case BS3CG1ENC_MODRM_Md_RO:
3963	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething;
3964	pThis->iRmOp = 0;
3965	pThis->aOperands[0].cbOp = 4;
3966	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM;
3967	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM;
3968	break;
3969
3970	case BS3CG1ENC_MODRM_Md_WO:
3971	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething;
3972	pThis->iRmOp = 0;
3973	pThis->aOperands[0].cbOp = 4;
3974	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
3975	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
3976	break;
3977
3978	case BS3CG1ENC_MODRM_Mdq_WO_Vdq:
3979	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
3980	pThis->iRmOp = 0;
3981	pThis->iRegOp = 1;
3982	pThis->aOperands[0].cbOp = 16;
3983	pThis->aOperands[1].cbOp = 16;
3984	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
3985	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3986	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
3987	break;
3988
3989	case BS3CG1ENC_MODRM_Mq_WO_Pq:
3990	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Psomething;
3991	pThis->iRmOp = 0;
3992	pThis->iRegOp = 1;
3993	pThis->aOperands[0].cbOp = 8;
3994	pThis->aOperands[1].cbOp = 8;
3995	pThis->aOperands[1].idxFieldBase = BS3CG1DST_MM0;
3996	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
3997	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
3998	break;
3999
4000	case BS3CG1ENC_MODRM_Mq_WO_Vq:
4001	case BS3CG1ENC_MODRM_Mq_WO_VqHi:
4002	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
4003	pThis->iRmOp = 0;
4004	pThis->iRegOp = 1;
4005	pThis->aOperands[0].cbOp = 8;
4006	pThis->aOperands[1].cbOp = 8;
4007	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4008	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4009	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4010	pThis->aOperands[1].idxFieldBase = pThis->enmEncoding == BS3CG1ENC_MODRM_Mq_WO_Vq
4011	? BS3CG1DST_XMM0_LO : BS3CG1DST_XMM0_HI;
4012	break;
4013
4014	case BS3CG1ENC_MODRM_Mps_WO_Vps:
4015	case BS3CG1ENC_MODRM_Mpd_WO_Vpd:
4016	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_Msomething_Vsomething_OR_ViceVersa;
4017	pThis->iRmOp = 0;
4018	pThis->iRegOp = 1;
4019	pThis->aOperands[0].cbOp = 16;
4020	pThis->aOperands[1].cbOp = 16;
4021	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4022	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4023	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4024	break;
4025
4026	case BS3CG1ENC_FIXED:
4027	pThis->pfnEncoder = Bs3Cg1EncodeNext_FIXED;
4028	break;
4029
4030	case BS3CG1ENC_FIXED_AL_Ib:
4031	pThis->pfnEncoder = Bs3Cg1EncodeNext_FIXED_AL_Ib;
4032	pThis->aOperands[0].cbOp = 1;
4033	pThis->aOperands[1].cbOp = 1;
4034	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
4035	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_IMM;
4036	pThis->aOperands[0].idxField = BS3CG1DST_AL;
4037	pThis->aOperands[1].idxField = BS3CG1DST_INVALID;
4038	break;
4039
4040	case BS3CG1ENC_FIXED_rAX_Iz:
4041	pThis->pfnEncoder = Bs3Cg1EncodeNext_FIXED_rAX_Iz;
4042	pThis->aOperands[0].cbOp = 2;
4043	pThis->aOperands[1].cbOp = 2;
4044	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
4045	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_IMM;
4046	pThis->aOperands[0].idxField = BS3CG1DST_OZ_RAX;
4047	pThis->aOperands[1].idxField = BS3CG1DST_INVALID;
4048	break;
4049
4050	/* Unused or invalid instructions mostly. */
4051	case BS3CG1ENC_MODRM_MOD_EQ_3:
4052	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_MOD_EQ_3;
4053	break;
4054	case BS3CG1ENC_MODRM_MOD_NE_3:
4055	pThis->pfnEncoder = Bs3Cg1EncodeNext_MODRM_MOD_NE_3;
4056	break;
4057
4058	#ifdef BS3CG1_WITH_VEX
4059
4060	case BS3CG1ENC_VEX_MODRM_Vd_WO_Ed_WZ:
4061	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_Vd_WO_Ed_WZ;
4062	pThis->iRegOp = 0;
4063	pThis->iRmOp = 1;
4064	pThis->aOperands[0].cbOp = 4;
4065	pThis->aOperands[1].cbOp = 4;
4066	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_DW0_ZX;
4067	pThis->aOperands[1].idxFieldBase = BS3CG1DST_EAX;
4068	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4069	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4070	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
4071	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
4072	break;
4073
4074	case BS3CG1ENC_VEX_MODRM_Vq_WO_Eq_WNZ:
4075	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_Vq_WO_Eq_WNZ;
4076	pThis->iRegOp = 0;
4077	pThis->iRmOp = 1;
4078	pThis->aOperands[0].cbOp = 8;
4079	pThis->aOperands[1].cbOp = 8;
4080	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
4081	pThis->aOperands[1].idxFieldBase = BS3CG1DST_RAX;
4082	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4083	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4084	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
4085	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
4086	break;
4087
4088	case BS3CG1ENC_VEX_MODRM_Vps_WO_Wps:
4089	case BS3CG1ENC_VEX_MODRM_Vpd_WO_Wpd:
4090	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_OR_ViceVersa;
4091	pThis->iRegOp = 0;
4092	pThis->iRmOp = 1;
4093	pThis->aOperands[0].cbOp = 16;
4094	pThis->aOperands[1].cbOp = 16;
4095	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4096	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4097	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
4098	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
4099	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4100	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4101	break;
4102
4103	case BS3CG1ENC_VEX_MODRM_VssZx_WO_Md:
4104	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa;
4105	pThis->iRmOp = 1;
4106	pThis->iRegOp = 0;
4107	pThis->aOperands[0].cbOp = 4;
4108	pThis->aOperands[1].cbOp = 4;
4109	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4110	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
4111	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_DW0;
4112	pThis->aOperands[1].idxFieldBase = BS3CG1DST_INVALID;
4113	break;
4114
4115	case BS3CG1ENC_VEX_MODRM_Vss_WO_HssHi_Uss:
4116	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Usomething_Lip_Wip_OR_ViceVersa;
4117	pThis->iRegOp = 0;
4118	pThis->iRmOp = 2;
4119	pThis->aOperands[0].cbOp = 16;
4120	pThis->aOperands[1].cbOp = 12;
4121	pThis->aOperands[2].cbOp = 4;
4122	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4123	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4124	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_CTX;
4125	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4126	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI96;
4127	pThis->aOperands[2].idxFieldBase = BS3CG1DST_XMM0_DW0;
4128	break;
4129
4130	case BS3CG1ENC_VEX_MODRM_VsdZx_WO_Mq:
4131	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa;
4132	pThis->iRmOp = 1;
4133	pThis->iRegOp = 0;
4134	pThis->aOperands[0].cbOp = 8;
4135	pThis->aOperands[1].cbOp = 8;
4136	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4137	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
4138	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
4139	pThis->aOperands[1].idxFieldBase = BS3CG1DST_INVALID;
4140	break;
4141
4142	case BS3CG1ENC_VEX_MODRM_Vx_WO_Mx_L0:
4143	BS3_ASSERT(!(pThis->fFlags & BS3CG1INSTR_F_VEX_L_ZERO));
4144	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_L0_OR_ViceVersa;
4145	pThis->iRegOp = 0;
4146	pThis->iRmOp = 1;
4147	pThis->aOperands[0].cbOp = 16;
4148	pThis->aOperands[1].cbOp = 16;
4149	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4150	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
4151	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4152	break;
4153
4154	case BS3CG1ENC_VEX_MODRM_Vx_WO_Mx_L1:
4155	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_L1_OR_ViceVersa;
4156	pThis->iRegOp = 0;
4157	pThis->iRmOp = 1;
4158	pThis->aOperands[0].cbOp = 32;
4159	pThis->aOperands[1].cbOp = 32;
4160	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4161	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_MEM;
4162	pThis->aOperands[0].idxFieldBase = BS3CG1DST_YMM0;
4163	break;
4164
4165	case BS3CG1ENC_VEX_MODRM_Vsd_WO_HsdHi_Usd:
4166	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Usomething_Lip_Wip_OR_ViceVersa;
4167	pThis->iRegOp = 0;
4168	pThis->iRmOp = 2;
4169	pThis->aOperands[0].cbOp = 16;
4170	pThis->aOperands[1].cbOp = 8;
4171	pThis->aOperands[2].cbOp = 8;
4172	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4173	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4174	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_CTX;
4175	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4176	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI;
4177	pThis->aOperands[2].idxFieldBase = BS3CG1DST_XMM0_LO;
4178	break;
4179
4180	case BS3CG1ENC_VEX_MODRM_Vq_WO_HqHi_UqHi:
4181	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_HdqCsomething_Usomething_Wip_OR_ViceVersa;
4182	pThis->iRegOp = 0;
4183	pThis->iRmOp = 2;
4184	pThis->aOperands[0].cbOp = 16;
4185	pThis->aOperands[1].cbOp = 8;
4186	pThis->aOperands[2].cbOp = 8;
4187	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4188	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4189	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_CTX;
4190	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4191	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI;
4192	pThis->aOperands[2].idxFieldBase = BS3CG1DST_XMM0_HI;
4193	break;
4194
4195	case BS3CG1ENC_VEX_MODRM_Vq_WO_HqHi_Mq:
4196	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Msomething_Wip_OR_ViceVersa;
4197	pThis->iRegOp = 0;
4198	pThis->iRmOp = 2;
4199	pThis->aOperands[0].cbOp = 16;
4200	pThis->aOperands[1].cbOp = 8;
4201	pThis->aOperands[2].cbOp = 8;
4202	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4203	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4204	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_MEM;
4205	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4206	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI;
4207	pThis->aOperands[2].idxFieldBase = BS3CG1DST_INVALID;
4208	break;
4209
4210	case BS3CG1ENC_VEX_MODRM_Vq_WO_Wq:
4211	BS3_ASSERT(pThis->fFlags & BS3CG1INSTR_F_VEX_L_ZERO);
4212	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_Lmbz_OR_ViceVersa;
4213	pThis->iRegOp = 0;
4214	pThis->iRmOp = 1;
4215	pThis->aOperands[0].cbOp = 8;
4216	pThis->aOperands[1].cbOp = 8;
4217	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4218	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4219	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
4220	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
4221	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
4222	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
4223	break;
4224
4225	case BS3CG1ENC_VEX_MODRM_Vx_WO_Wx:
4226	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_OR_ViceVersa;
4227	pThis->iRegOp = 0;
4228	pThis->iRmOp = 1;
4229	pThis->aOperands[0].cbOp = 16;
4230	pThis->aOperands[1].cbOp = 16;
4231	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4232	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4233	pThis->aOperands[1].enmLocationReg = BS3CG1OPLOC_CTX;
4234	pThis->aOperands[1].enmLocationMem = BS3CG1OPLOC_MEM;
4235	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4236	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4237	break;
4238
4239	case BS3CG1ENC_VEX_MODRM_Ed_WO_Vd_WZ:
4240	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_Vd_WO_Ed_WZ;
4241	pThis->iRmOp = 0;
4242	pThis->iRegOp = 1;
4243	pThis->aOperands[0].cbOp = 4;
4244	pThis->aOperands[1].cbOp = 4;
4245	pThis->aOperands[0].idxFieldBase = BS3CG1DST_EAX;
4246	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_DW0_ZX;
4247	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
4248	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
4249	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4250	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4251	break;
4252
4253	case BS3CG1ENC_VEX_MODRM_Eq_WO_Vq_WNZ:
4254	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_Vq_WO_Eq_WNZ;
4255	pThis->iRmOp = 0;
4256	pThis->iRegOp = 1;
4257	pThis->aOperands[0].cbOp = 8;
4258	pThis->aOperands[1].cbOp = 8;
4259	pThis->aOperands[0].idxFieldBase = BS3CG1DST_RAX;
4260	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO_ZX;
4261	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX;
4262	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX;
4263	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4264	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4265	break;
4266
4267	case BS3CG1ENC_VEX_MODRM_Md_WO:
4268	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_Md_WO;
4269	pThis->iRmOp = 0;
4270	pThis->aOperands[0].cbOp = 4;
4271	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4272	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4273	break;
4274
4275	case BS3CG1ENC_VEX_MODRM_Md_WO_Vss:
4276	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa;
4277	pThis->iRmOp = 0;
4278	pThis->iRegOp = 1;
4279	pThis->aOperands[0].cbOp = 4;
4280	pThis->aOperands[1].cbOp = 4;
4281	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4282	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4283	pThis->aOperands[0].idxFieldBase = BS3CG1DST_INVALID;
4284	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_DW0;
4285	break;
4286
4287	case BS3CG1ENC_VEX_MODRM_Mq_WO_Vq:
4288	BS3_ASSERT(pThis->fFlags & (BS3CG1INSTR_F_VEX_L_ZERO \| BS3CG1INSTR_F_VEX_L_IGNORED));
4289	pThis->pfnEncoder = pThis->fFlags & BS3CG1INSTR_F_VEX_L_ZERO
4290	? Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lmbz_OR_ViceVersa
4291	: Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa;
4292	pThis->iRmOp = 0;
4293	pThis->iRegOp = 1;
4294	pThis->aOperands[0].cbOp = 8;
4295	pThis->aOperands[1].cbOp = 8;
4296	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4297	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4298	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
4299	break;
4300
4301	case BS3CG1ENC_VEX_MODRM_Mq_WO_Vsd:
4302	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_Lig_OR_ViceVersa;
4303	pThis->iRmOp = 0;
4304	pThis->iRegOp = 1;
4305	pThis->aOperands[0].cbOp = 8;
4306	pThis->aOperands[1].cbOp = 8;
4307	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4308	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4309	pThis->aOperands[0].idxFieldBase = BS3CG1DST_INVALID;
4310	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
4311	break;
4312
4313	case BS3CG1ENC_VEX_MODRM_Mps_WO_Vps:
4314	case BS3CG1ENC_VEX_MODRM_Mpd_WO_Vpd:
4315	case BS3CG1ENC_VEX_MODRM_Mx_WO_Vx:
4316	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Msomething_Wip_OR_ViceVersa;
4317	pThis->iRmOp = 0;
4318	pThis->iRegOp = 1;
4319	pThis->aOperands[0].cbOp = 16;
4320	pThis->aOperands[1].cbOp = 16;
4321	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_MEM_WO;
4322	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4323	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4324	break;
4325
4326	case BS3CG1ENC_VEX_MODRM_Uss_WO_HssHi_Vss:
4327	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Usomething_Lip_Wip_OR_ViceVersa;
4328	pThis->iRegOp = 2;
4329	pThis->iRmOp = 0;
4330	pThis->aOperands[0].cbOp = 16;
4331	pThis->aOperands[1].cbOp = 96;
4332	pThis->aOperands[2].cbOp = 4;
4333	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4334	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4335	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_CTX;
4336	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4337	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI96;
4338	pThis->aOperands[2].idxFieldBase = BS3CG1DST_XMM0_DW0;
4339	break;
4340
4341	case BS3CG1ENC_VEX_MODRM_Usd_WO_HsdHi_Vsd:
4342	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_VsomethingWO_Hsomething_Usomething_Lip_Wip_OR_ViceVersa;
4343	pThis->iRegOp = 2;
4344	pThis->iRmOp = 0;
4345	pThis->aOperands[0].cbOp = 16;
4346	pThis->aOperands[1].cbOp = 8;
4347	pThis->aOperands[2].cbOp = 8;
4348	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4349	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4350	pThis->aOperands[2].enmLocation = BS3CG1OPLOC_CTX;
4351	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4352	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_HI;
4353	pThis->aOperands[2].idxFieldBase = BS3CG1DST_XMM0_LO;
4354	break;
4355
4356	case BS3CG1ENC_VEX_MODRM_Wps_WO_Vps:
4357	case BS3CG1ENC_VEX_MODRM_Wpd_WO_Vpd:
4358	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_OR_ViceVersa;
4359	pThis->iRmOp = 0;
4360	pThis->iRegOp = 1;
4361	pThis->aOperands[0].cbOp = 16;
4362	pThis->aOperands[1].cbOp = 16;
4363	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4364	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX_ZX_VLMAX;
4365	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4366	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4367	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4368	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4369	break;
4370
4371	case BS3CG1ENC_VEX_MODRM_Wq_WO_Vq:
4372	BS3_ASSERT(pThis->fFlags & BS3CG1INSTR_F_VEX_L_ZERO);
4373	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_Lmbz_OR_ViceVersa;
4374	pThis->iRegOp = 1;
4375	pThis->iRmOp = 0;
4376	pThis->aOperands[0].cbOp = 8;
4377	pThis->aOperands[1].cbOp = 8;
4378	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4379	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX_ZX_VLMAX;
4380	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4381	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4382	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0_LO;
4383	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0_LO;
4384	break;
4385
4386	case BS3CG1ENC_VEX_MODRM_Wx_WO_Vx:
4387	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_WsomethingWO_Vsomething_Wip_OR_ViceVersa;
4388	pThis->iRmOp = 0;
4389	pThis->iRegOp = 1;
4390	pThis->aOperands[0].cbOp = 16;
4391	pThis->aOperands[1].cbOp = 16;
4392	pThis->aOperands[0].enmLocation = BS3CG1OPLOC_CTX_ZX_VLMAX;
4393	pThis->aOperands[0].enmLocationReg = BS3CG1OPLOC_CTX_ZX_VLMAX;
4394	pThis->aOperands[0].enmLocationMem = BS3CG1OPLOC_MEM_WO;
4395	pThis->aOperands[1].enmLocation = BS3CG1OPLOC_CTX;
4396	pThis->aOperands[0].idxFieldBase = BS3CG1DST_XMM0;
4397	pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
4398	break;
4399
4400
4401	/* Unused or invalid instructions mostly. */
4402	//case BS3CG1ENC_VEX_FIXED:
4403	// pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_FIXED;
4404	// break;
4405	case BS3CG1ENC_VEX_MODRM_MOD_EQ_3:
4406	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_MOD_EQ_3;
4407	break;
4408	case BS3CG1ENC_VEX_MODRM_MOD_NE_3:
4409	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM_MOD_NE_3;
4410	break;
4411	case BS3CG1ENC_VEX_MODRM:
4412	pThis->pfnEncoder = Bs3Cg1EncodeNext_VEX_MODRM;
4413	break;
4414
4415	#endif /* BS3CG1_WITH_VEX */
4416
4417	default:
4418	Bs3TestFailedF("Invalid/unimplemented enmEncoding for instruction #%RU32 (%.*s): %d",
4419	pThis->iInstr, pThis->cchMnemonic, pThis->pchMnemonic, pThis->enmEncoding);
4420	return false;
4421	}
4422	return true;
4423	}
4424
4425
4426	/**
4427	* Calculates the appropriate non-intel invalid instruction encoding.
4428	*
4429	* @returns the encoding to use instead.
4430	* @param enmEncoding The intel invalid instruction encoding.
4431	*/
4432	static BS3CG1ENC Bs3Cg1CalcNoneIntelInvalidEncoding(BS3CG1ENC enmEncoding)
4433	{
4434	switch (enmEncoding)
4435	{
4436	case BS3CG1ENC_MODRM_Gb_Eb:
4437	case BS3CG1ENC_MODRM_Gv_RO_Ma:
4438	case BS3CG1ENC_FIXED:
4439	return BS3CG1ENC_FIXED;
4440	default:
4441	Bs3TestFailedF("Bs3Cg1CalcNoneIntelInvalidEncoding: Unsupported encoding: %d\n", enmEncoding);
4442	return BS3CG1ENC_FIXED;
4443	}
4444	}
4445
4446
4447	/**
4448	* Sets cbOpDefault, cbOpOvrd66 and cbOpOvrdRexW.
4449	*
4450	* @param pThis The state.
4451	* @param bMode The mode (only code part is used).
4452	*/
4453	static void Bs3Cg1SetOpSizes(PBS3CG1STATE pThis, uint8_t bMode)
4454	{
4455	if (BS3_MODE_IS_16BIT_CODE(bMode))
4456	{
4457	pThis->cbOpDefault = 2;
4458	pThis->cbOpOvrd66 = 4;
4459	pThis->cbOpOvrdRexW = 0;
4460	}
4461	else if (BS3_MODE_IS_32BIT_CODE(bMode))
4462	{
4463	pThis->cbOpDefault = 4;
4464	pThis->cbOpOvrd66 = 2;
4465	pThis->cbOpOvrdRexW = 0;
4466	}
4467	else
4468	{
4469	pThis->cbOpDefault = 4;
4470	pThis->cbOpOvrd66 = 2;
4471	pThis->cbOpOvrdRexW = 8;
4472	}
4473	}
4474
4475
4476	/**
4477	* Sets up SSE and maybe AVX.
4478	*
4479	* @returns true (if successful, false if not and the SSE instructions ends up
4480	* being invalid).
4481	* @param pThis The state.
4482	*/
4483	static bool BS3_NEAR_CODE Bs3Cg3SetupSseAndAvx(PBS3CG1STATE pThis)
4484	{
4485	if (!pThis->fWorkExtCtx)
4486	{
4487	unsigned i;
4488	uint32_t cr0 = ASMGetCR0();
4489	uint32_t cr4 = ASMGetCR4();
4490
4491	cr0 &= ~(X86_CR0_TS \| X86_CR0_MP \| X86_CR0_EM);
4492	cr0 \|= X86_CR0_NE;
4493	ASMSetCR0(cr0);
4494	if (pThis->pExtCtx->enmMethod == BS3EXTCTXMETHOD_XSAVE)
4495	{
4496	cr4 \|= X86_CR4_OSFXSR \| X86_CR4_OSXMMEEXCPT \| X86_CR4_OSXSAVE;
4497	ASMSetCR4(cr4);
4498	ASMSetXcr0(pThis->pExtCtx->fXcr0Nominal);
4499	}
4500	else
4501	{
4502	cr4 \|= X86_CR4_OSFXSR \| X86_CR4_OSXMMEEXCPT;
4503	ASMSetCR4(cr4);
4504	}
4505
4506	for (i = 0; i < RT_ELEMENTS(pThis->aInitialCtxs); i++)
4507	{
4508	pThis->aInitialCtxs[i].cr0.u32 = cr0;
4509	pThis->aInitialCtxs[i].cr4.u32 = cr4;
4510	}
4511	pThis->fWorkExtCtx = true;
4512	}
4513
4514	return true;
4515	}
4516
4517
4518	/**
4519	* Next CPU configuration to test the current instruction in.
4520	*
4521	* This is for testing FPU, SSE and AVX instructions with the various lazy state
4522	* load and enable bits in different configurations to ensure we're getting the
4523	* right response.
4524	*
4525	* This also cleans up the CPU and test driver state.
4526	*
4527	* @returns true if we're to do another round, false if we're done.
4528	* @param pThis The state.
4529	* @param iCpuSetup The current CPU setup number.
4530	* @param pfInvalidInstr Where to indicate whether the setup causes an
4531	* invalid instruction or not. This is also used as
4532	* input to avoid unnecessary CPUID work.
4533	*/
4534	static bool BS3_NEAR_CODE Bs3Cg1CpuSetupNext(PBS3CG1STATE pThis, unsigned iCpuSetup, bool BS3_FAR *pfInvalidInstr)
4535	{
4536	if ( (pThis->fFlags & BS3CG1INSTR_F_INVALID_64BIT)
4537	&& BS3CG1_IS_64BIT_TARGET(pThis))
4538	return false;
4539
4540	switch (pThis->enmCpuTest)
4541	{
4542	case BS3CG1CPU_ANY:
4543	case BS3CG1CPU_GE_80186:
4544	case BS3CG1CPU_GE_80286:
4545	case BS3CG1CPU_GE_80386:
4546	case BS3CG1CPU_GE_80486:
4547	case BS3CG1CPU_GE_Pentium:
4548	case BS3CG1CPU_CLFSH:
4549	case BS3CG1CPU_CLFLUSHOPT:
4550	return false;
4551
4552	case BS3CG1CPU_MMX:
4553	return false;
4554
4555	case BS3CG1CPU_SSE:
4556	case BS3CG1CPU_SSE2:
4557	case BS3CG1CPU_SSE3:
4558	case BS3CG1CPU_SSE4_1:
4559	case BS3CG1CPU_AVX:
4560	case BS3CG1CPU_AVX2:
4561	if (iCpuSetup > 0 \|\| *pfInvalidInstr)
4562	{
4563	/** @todo do more configs here. */
4564	pThis->fWorkExtCtx = false;
4565	ASMSetCR0(ASMGetCR0() \| X86_CR0_EM \| X86_CR0_MP);
4566	ASMSetCR4(ASMGetCR4() & ~(X86_CR4_OSFXSR \| X86_CR4_OSXMMEEXCPT \| X86_CR4_OSXSAVE));
4567	return false;
4568	}
4569	return false;
4570
4571	default:
4572	Bs3TestFailedF("Invalid enmCpuTest value: %d", pThis->enmCpuTest);
4573	return false;
4574	}
4575	}
4576
4577
4578	/**
4579	* Check if the instruction is supported by the CPU, possibly making state
4580	* adjustments to enable support for it.
4581	*
4582	* @returns true if supported, false if not.
4583	* @param pThis The state.
4584	*/
4585	static bool BS3_NEAR_CODE Bs3Cg1CpuSetupFirst(PBS3CG1STATE pThis)
4586	{
4587	uint32_t fEax;
4588	uint32_t fEbx;
4589	uint32_t fEcx;
4590	uint32_t fEdx;
4591
4592	if ( (pThis->fFlags & BS3CG1INSTR_F_INVALID_64BIT)
4593	&& BS3CG1_IS_64BIT_TARGET(pThis))
4594	return false;
4595
4596	switch (pThis->enmCpuTest)
4597	{
4598	case BS3CG1CPU_ANY:
4599	return true;
4600
4601	case BS3CG1CPU_GE_80186:
4602	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) >= BS3CPU_80186)
4603	return true;
4604	return false;
4605
4606	case BS3CG1CPU_GE_80286:
4607	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) >= BS3CPU_80286)
4608	return true;
4609	return false;
4610
4611	case BS3CG1CPU_GE_80386:
4612	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) >= BS3CPU_80386)
4613	return true;
4614	return false;
4615
4616	case BS3CG1CPU_GE_80486:
4617	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) >= BS3CPU_80486)
4618	return true;
4619	return false;
4620
4621	case BS3CG1CPU_GE_Pentium:
4622	if ((g_uBs3CpuDetected & BS3CPU_TYPE_MASK) >= BS3CPU_Pentium)
4623	return true;
4624	return false;
4625
4626	case BS3CG1CPU_MMX:
4627	if (g_uBs3CpuDetected & BS3CPU_F_CPUID)
4628	{
4629	ASMCpuIdExSlow(1, 0, 0, 0, NULL, NULL, NULL, &fEdx);
4630	if (fEdx & X86_CPUID_FEATURE_EDX_MMX)
4631	return Bs3Cg3SetupSseAndAvx(pThis); /** @todo only do FNSAVE/FXSAVE here? */
4632	}
4633	return false;
4634
4635	case BS3CG1CPU_SSE:
4636	case BS3CG1CPU_SSE2:
4637	case BS3CG1CPU_SSE3:
4638	case BS3CG1CPU_SSE4_1:
4639	case BS3CG1CPU_AVX:
4640	if (g_uBs3CpuDetected & BS3CPU_F_CPUID)
4641	{
4642	ASMCpuIdExSlow(1, 0, 0, 0, NULL, NULL, &fEcx, &fEdx);
4643	switch (pThis->enmCpuTest)
4644	{
4645	case BS3CG1CPU_SSE:
4646	if (fEdx & X86_CPUID_FEATURE_EDX_SSE)
4647	return Bs3Cg3SetupSseAndAvx(pThis);
4648	return false;
4649	case BS3CG1CPU_SSE2:
4650	if (fEdx & X86_CPUID_FEATURE_EDX_SSE2)
4651	return Bs3Cg3SetupSseAndAvx(pThis);
4652	return false;
4653	case BS3CG1CPU_SSE3:
4654	if (fEcx & X86_CPUID_FEATURE_ECX_SSE3)
4655	return Bs3Cg3SetupSseAndAvx(pThis);
4656	return false;
4657	case BS3CG1CPU_SSE4_1:
4658	if (fEcx & X86_CPUID_FEATURE_ECX_SSE4_1)
4659	return Bs3Cg3SetupSseAndAvx(pThis);
4660	return false;
4661	case BS3CG1CPU_AVX:
4662	if (fEcx & X86_CPUID_FEATURE_ECX_AVX)
4663	return Bs3Cg3SetupSseAndAvx(pThis) && !BS3_MODE_IS_RM_OR_V86(pThis->bMode);
4664	return false;
4665	default: BS3_ASSERT(0); /* impossible */
4666	}
4667	}
4668	return false;
4669
4670	case BS3CG1CPU_AVX2:
4671	if (g_uBs3CpuDetected & BS3CPU_F_CPUID)
4672	{
4673	ASMCpuIdExSlow(7, 0, 0/leaf/, 0, &fEax, &fEbx, &fEcx, &fEdx);
4674	switch (pThis->enmCpuTest)
4675	{
4676	case BS3CG1CPU_AVX2:
4677	if (fEbx & X86_CPUID_STEXT_FEATURE_EBX_AVX2)
4678	return Bs3Cg3SetupSseAndAvx(pThis) && !BS3_MODE_IS_RM_OR_V86(pThis->bMode);
4679	return false;
4680	default: BS3_ASSERT(0); return false; /* impossible */
4681	}
4682	}
4683	return false;
4684
4685	case BS3CG1CPU_CLFSH:
4686	if (g_uBs3CpuDetected & BS3CPU_F_CPUID)
4687	{
4688	ASMCpuIdExSlow(1, 0, 0, 0, NULL, NULL, NULL, &fEdx);
4689	if (fEdx & X86_CPUID_FEATURE_EDX_CLFSH)
4690	return true;
4691	}
4692	return false;
4693
4694	case BS3CG1CPU_CLFLUSHOPT:
4695	if (g_uBs3CpuDetected & BS3CPU_F_CPUID)
4696	{
4697	ASMCpuIdExSlow(7, 0, 0/leaf/, 0, NULL, &fEbx, NULL, NULL);
4698	if (fEbx & X86_CPUID_STEXT_FEATURE_EBX_CLFLUSHOPT)
4699	return true;
4700	}
4701	return false;
4702
4703	default:
4704	Bs3TestFailedF("Invalid enmCpuTest value: %d", pThis->enmCpuTest);
4705	return false;
4706	}
4707	}
4708
4709
4710
4711	/**
4712	* Checks the preconditions for a test.
4713	*
4714	* @returns true if the test be executed, false if not.
4715	* @param pThis The state.
4716	* @param pHdr The test header.
4717	*/
4718	static bool BS3_NEAR_CODE Bs3Cg1RunSelector(PBS3CG1STATE pThis, PCBS3CG1TESTHDR pHdr)
4719	{
4720
4721	uint8_t const BS3_FAR pbCode = (uint8_t const BS3_FAR )(pHdr + 1);
4722	unsigned cbLeft = pHdr->cbSelector;
4723	while (cbLeft-- > 0)
4724	{
4725	switch (*pbCode++)
4726	{
4727	#define CASE_PRED(a_Pred, a_Expr) \
4728	case ((a_Pred) << BS3CG1SEL_OP_KIND_MASK) \| BS3CG1SEL_OP_IS_TRUE: \
4729	if (!(a_Expr)) return false; \
4730	break; \
4731	case ((a_Pred) << BS3CG1SEL_OP_KIND_MASK) \| BS3CG1SEL_OP_IS_FALSE: \
4732	if (a_Expr) return false; \
4733	break
4734	CASE_PRED(BS3CG1PRED_SIZE_O16, pThis->cbOperand == 2);
4735	CASE_PRED(BS3CG1PRED_SIZE_O32, pThis->cbOperand == 4);
4736	CASE_PRED(BS3CG1PRED_SIZE_O64, pThis->cbOperand == 8);
4737	CASE_PRED(BS3CG1PRED_VEXL_0, pThis->uVexL == 0);
4738	CASE_PRED(BS3CG1PRED_VEXL_1, pThis->uVexL == 1);
4739	CASE_PRED(BS3CG1PRED_RING_0, pThis->uCpl == 0);
4740	CASE_PRED(BS3CG1PRED_RING_1, pThis->uCpl == 1);
4741	CASE_PRED(BS3CG1PRED_RING_2, pThis->uCpl == 2);
4742	CASE_PRED(BS3CG1PRED_RING_3, pThis->uCpl == 3);
4743	CASE_PRED(BS3CG1PRED_RING_0_THRU_2, pThis->uCpl <= 2);
4744	CASE_PRED(BS3CG1PRED_RING_1_THRU_3, pThis->uCpl >= 1);
4745	CASE_PRED(BS3CG1PRED_CODE_64BIT, BS3CG1_IS_64BIT_TARGET(pThis));
4746	CASE_PRED(BS3CG1PRED_CODE_32BIT, BS3_MODE_IS_32BIT_CODE(pThis->bMode));
4747	CASE_PRED(BS3CG1PRED_CODE_16BIT, BS3_MODE_IS_16BIT_CODE(pThis->bMode));
4748	CASE_PRED(BS3CG1PRED_MODE_REAL, BS3_MODE_IS_RM_SYS(pThis->bMode));
4749	CASE_PRED(BS3CG1PRED_MODE_PROT, BS3_MODE_IS_PM_SYS(pThis->bMode));
4750	CASE_PRED(BS3CG1PRED_MODE_LONG, BS3_MODE_IS_64BIT_SYS(pThis->bMode));
4751	CASE_PRED(BS3CG1PRED_MODE_SMM, false);
4752	CASE_PRED(BS3CG1PRED_MODE_VMX, false);
4753	CASE_PRED(BS3CG1PRED_MODE_SVM, false);
4754	CASE_PRED(BS3CG1PRED_PAGING_ON, BS3_MODE_IS_PAGED(pThis->bMode));
4755	CASE_PRED(BS3CG1PRED_PAGING_OFF, !BS3_MODE_IS_PAGED(pThis->bMode));
4756	CASE_PRED(BS3CG1PRED_VENDOR_AMD, pThis->bCpuVendor == BS3CPUVENDOR_AMD);
4757	CASE_PRED(BS3CG1PRED_VENDOR_INTEL, pThis->bCpuVendor == BS3CPUVENDOR_INTEL);
4758	CASE_PRED(BS3CG1PRED_VENDOR_VIA, pThis->bCpuVendor == BS3CPUVENDOR_VIA);
4759	CASE_PRED(BS3CG1PRED_VENDOR_SHANGHAI, pThis->bCpuVendor == BS3CPUVENDOR_SHANGHAI);
4760	CASE_PRED(BS3CG1PRED_VENDOR_HYGON, pThis->bCpuVendor == BS3CPUVENDOR_HYGON);
4761
4762	#undef CASE_PRED
4763	default:
4764	return Bs3TestFailedF("Invalid selector opcode %#x!", pbCode[-1]);
4765	}
4766	}
4767
4768	return true;
4769	}
4770
4771
4772	#ifdef BS3CG1_DEBUG_CTX_MOD
4773	/**
4774	* Translates the operator into a string.
4775	*
4776	* @returns Read-only string pointer.
4777	* @param bOpcode The context modifier program opcode.
4778	*/
4779	static const char BS3_FAR * BS3_NEAR_CODE Bs3Cg1CtxOpToString(uint8_t bOpcode)
4780	{
4781	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
4782	{
4783	case BS3CG1_CTXOP_ASSIGN: return "=";
4784	case BS3CG1_CTXOP_OR: return "\|=";
4785	case BS3CG1_CTXOP_AND: return "&=";
4786	case BS3CG1_CTXOP_AND_INV: return "&~=";
4787	default: return "?WTF?";
4788	}
4789	}
4790	#endif
4791
4792
4793	/**
4794	* Runs a context modifier program.
4795	*
4796	* @returns Success indicator (true/false).
4797	* @param pThis The state.
4798	* @param pCtx The context.
4799	* @param pHdr The program header.
4800	* @param off The program offset relative to the end of the header.
4801	* @param cb The program size.
4802	* @param pEflCtx The context to take undefined EFLAGS from. (This is NULL
4803	* if we're processing a input context modifier program.)
4804	* @param pbInstr Points to the first instruction byte. For storing
4805	* immediate operands during input context modification.
4806	* NULL for output contexts.
4807	*/
4808	static bool BS3_NEAR_CODE Bs3Cg1RunContextModifier(PBS3CG1STATE pThis, PBS3REGCTX pCtx, PCBS3CG1TESTHDR pHdr,
4809	unsigned off, unsigned cb,
4810	PCBS3REGCTX pEflCtx, uint8_t BS3_FAR *pbInstr)
4811	{
4812	uint8_t const BS3_FAR pbCode = (uint8_t const BS3_FAR )(pHdr + 1) + off;
4813	int cbLeft = cb;
4814	while (cbLeft-- > 0)
4815	{
4816	/*
4817	* Decode the instruction.
4818	*/
4819	uint8_t const bOpcode = *pbCode++;
4820	unsigned cbValue;
4821	unsigned cbDst;
4822	BS3CG1DST idxField;
4823	BS3PTRUNION PtrField;
4824	uint8_t BS3_FAR *pbMemCopy = NULL;
4825	bool fZxVlMax;
4826
4827	/* Expand the destiation field (can be escaped). Set fZxVlMax. */
4828	switch (bOpcode & BS3CG1_CTXOP_DST_MASK)
4829	{
4830	case BS3CG1_CTXOP_OP1:
4831	idxField = pThis->aOperands[0].idxField;
4832	if (idxField == BS3CG1DST_INVALID)
4833	idxField = BS3CG1DST_OP1;
4834	fZxVlMax = pEflCtx != NULL && pThis->aOperands[0].enmLocation == BS3CG1OPLOC_CTX_ZX_VLMAX;
4835	break;
4836
4837	case BS3CG1_CTXOP_OP2:
4838	idxField = pThis->aOperands[1].idxField;
4839	if (idxField == BS3CG1DST_INVALID)
4840	idxField = BS3CG1DST_OP2;
4841	fZxVlMax = pEflCtx != NULL && pThis->aOperands[1].enmLocation == BS3CG1OPLOC_CTX_ZX_VLMAX;
4842	break;
4843
4844	case BS3CG1_CTXOP_EFL:
4845	idxField = BS3CG1DST_EFL;
4846	fZxVlMax = false;
4847	break;
4848
4849	case BS3CG1_CTXOP_DST_ESC:
4850	if (cbLeft-- > 0)
4851	{
4852	idxField = (BS3CG1DST)*pbCode++;
4853	if (idxField <= BS3CG1DST_OP4)
4854	{
4855	if (idxField > BS3CG1DST_INVALID)
4856	{
4857	unsigned idxOp = idxField - BS3CG1DST_OP1;
4858	uint8_t idxField2 = pThis->aOperands[idxOp].idxField;
4859	if (idxField2 != BS3CG1DST_INVALID)
4860	idxField = idxField2;
4861	fZxVlMax = pEflCtx != NULL && pThis->aOperands[idxOp].enmLocation == BS3CG1OPLOC_CTX_ZX_VLMAX;
4862	break;
4863	}
4864	}
4865	else if (idxField < BS3CG1DST_END)
4866	{
4867	fZxVlMax = false;
4868	break;
4869	}
4870	return Bs3TestFailedF("Malformed context instruction: idxField=%d", idxField);
4871	}
4872	RT_FALL_THRU();
4873	default:
4874	return Bs3TestFailed("Malformed context instruction: Destination");
4875	}
4876
4877	/* Expand value size (can be escaped). */
4878	switch (bOpcode & BS3CG1_CTXOP_SIZE_MASK)
4879	{
4880	case BS3CG1_CTXOP_1_BYTE: cbValue = 1; break;
4881	case BS3CG1_CTXOP_2_BYTES: cbValue = 2; break;
4882	case BS3CG1_CTXOP_4_BYTES: cbValue = 4; break;
4883	case BS3CG1_CTXOP_8_BYTES: cbValue = 8; break;
4884	case BS3CG1_CTXOP_16_BYTES: cbValue = 16; break;
4885	case BS3CG1_CTXOP_32_BYTES: cbValue = 32; break;
4886	case BS3CG1_CTXOP_12_BYTES: cbValue = 12; break;
4887	case BS3CG1_CTXOP_SIZE_ESC:
4888	if (cbLeft-- > 0)
4889	{
4890	cbValue = *pbCode++;
4891	if (cbValue)
4892	break;
4893	}
4894	RT_FALL_THRU();
4895	default:
4896	return Bs3TestFailed("Malformed context instruction: size");
4897	}
4898
4899	/* Make sure there is enough instruction bytes for the value. */
4900	if (cbValue <= cbLeft)
4901	{ /* likely */ }
4902	else
4903	return Bs3TestFailedF("Malformed context instruction: %u bytes value, %u bytes left", cbValue, cbLeft);
4904
4905	/*
4906	* Do value processing specific to the target field size.
4907	*/
4908	cbDst = g_acbBs3Cg1DstFields[idxField];
4909	if (cbDst == BS3CG1DSTSIZE_OPERAND)
4910	cbDst = pThis->aOperands[idxField - BS3CG1DST_OP1].cbOp;
4911	else if (cbDst == BS3CG1DSTSIZE_OPERAND_SIZE_GRP)
4912	cbDst = pThis->cbOperand;
4913	if (cbDst <= 8)
4914	{
4915	unsigned const offField = g_aoffBs3Cg1DstFields[idxField];
4916
4917	/*
4918	* Deal with fields up to 8-byte wide.
4919	*/
4920
4921	/* Get the value. */
4922	uint64_t uValue;
4923	if ((bOpcode & BS3CG1_CTXOP_SIGN_EXT))
4924	switch (cbValue)
4925	{
4926	case 1: uValue = (int8_t const BS3_FAR )pbCode; break;
4927	case 2: uValue = (int16_t const BS3_FAR )pbCode; break;
4928	case 4: uValue = (int32_t const BS3_FAR )pbCode; break;
4929	default:
4930	if (cbValue >= 8)
4931	{
4932	uValue = (uint64_t const BS3_FAR )pbCode;
4933	break;
4934	}
4935	return Bs3TestFailedF("Malformed context instruction: %u bytes value (%u dst)", cbValue, cbDst);
4936	}
4937	else
4938	switch (cbValue)
4939	{
4940	case 1: uValue = (uint8_t const BS3_FAR )pbCode; break;
4941	case 2: uValue = (uint16_t const BS3_FAR )pbCode; break;
4942	case 4: uValue = (uint32_t const BS3_FAR )pbCode; break;
4943	default:
4944	if (cbValue >= 8)
4945	{
4946	uValue = (uint64_t const BS3_FAR )pbCode;
4947	break;
4948	}
4949	return Bs3TestFailedF("Malformed context instruction: %u bytes value (%u dst)", cbValue, cbDst);
4950	}
4951
4952	/* Find the field. */
4953	if (offField < sizeof(BS3REGCTX))
4954	PtrField.pu8 = (uint8_t BS3_FAR *)pCtx + offField;
4955	/* Non-register operands: */
4956	else if ((unsigned)(idxField - BS3CG1DST_OP1) < 4U)
4957	{
4958	unsigned const idxOp = idxField - BS3CG1DST_OP1;
4959
4960	switch (pThis->aOperands[idxOp].enmLocation)
4961	{
4962	case BS3CG1OPLOC_IMM:
4963	if (pbInstr)
4964	PtrField.pu8 = &pbInstr[pThis->aOperands[idxOp].off];
4965	else
4966	return Bs3TestFailedF("Immediate operand referenced in output context!");
4967	break;
4968
4969	case BS3CG1OPLOC_MEM:
4970	if (!pbInstr)
4971	return Bs3TestFailedF("Read only operand specified in output!");
4972	PtrField.pu8 = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[idxOp].off];
4973	break;
4974
4975	case BS3CG1OPLOC_MEM_RW:
4976	case BS3CG1OPLOC_MEM_WO:
4977	if (pbInstr)
4978	{
4979	PtrField.pu8 = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[idxOp].off];
4980	pbMemCopy = pThis->MemOp.ab;
4981	}
4982	else
4983	PtrField.pu8 = pThis->MemOp.ab;
4984	break;
4985
4986	default:
4987	if (pThis->enmEncoding != pThis->enmEncodingNonInvalid)
4988	goto l_advance_to_next;
4989	return Bs3TestFailedF("Internal error: cbDst=%u idxField=%d (%d) offField=%#x: enmLocation=%u off=%#x idxField=%u",
4990	cbDst, idxField, idxOp, offField, pThis->aOperands[idxOp].enmLocation,
4991	pThis->aOperands[idxOp].off, pThis->aOperands[idxOp].idxField);
4992	}
4993	}
4994	/* Special field: Copying in undefined EFLAGS from the result context. */
4995	else if (idxField == BS3CG1DST_EFL_UNDEF)
4996	{
4997	if (!pEflCtx \|\| (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK) != BS3CG1_CTXOP_ASSIGN)
4998	return Bs3TestFailed("Invalid BS3CG1DST_EFL_UNDEF usage");
4999	PtrField.pu32 = &pCtx->rflags.u32;
5000	uValue = (*PtrField.pu32 & ~(uint32_t)uValue) \| (pEflCtx->rflags.u32 & (uint32_t)uValue);
5001	}
5002	/* Special field: Expected value (in/result) exception. */
5003	else if (idxField == BS3CG1DST_VALUE_XCPT)
5004	{
5005	if (!pEflCtx \|\| (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK) != BS3CG1_CTXOP_ASSIGN \|\| cbDst != 1)
5006	return Bs3TestFailed("Invalid BS3CG1DST_VALUE_XCPT usage");
5007	PtrField.pu8 = &pThis->bValueXcpt;
5008	}
5009	/* FPU and FXSAVE format. */
5010	else if ( pThis->pExtCtx->enmMethod != BS3EXTCTXMETHOD_ANCIENT
5011	&& offField - sizeof(BS3REGCTX) < RT_UOFFSET_AFTER(BS3EXTCTX, Ctx.x87.aXMM[15]))
5012	{
5013	if (pThis->fWorkExtCtx)
5014	PtrField.pb = (uint8_t *)pThis->pExtCtx + offField - sizeof(BS3REGCTX);
5015	else if (!pThis->fCpuSetupFirstResult)
5016	{
5017	BS3CG1_DPRINTF(("dbg: Extended context disabled: skipping modification (<=8)\n"));
5018	goto l_advance_to_next;
5019	}
5020	else
5021	return Bs3TestFailedF("Extended context disabled: Field %d (%s) @ %#x LB %u\n",
5022	idxField, g_aszBs3Cg1DstFields[idxField].sz, offField, cbDst);
5023	}
5024	/** @todo other FPU fields and FPU state formats. */
5025	else
5026	return Bs3TestFailedF("Todo implement me: cbDst=%u idxField=%d %s offField=%#x (<= 8)",
5027	cbDst, idxField, g_aszBs3Cg1DstFields[idxField].sz, offField);
5028
5029	#ifdef BS3CG1_DEBUG_CTX_MOD
5030	switch (cbDst)
5031	{
5032	case 1:
5033	BS3CG1_DPRINTF(("dbg: modify %s: %#04RX8 (LB %u) %s %#RX64 (LB %u)\n", g_aszBs3Cg1DstFields[idxField].sz,
5034	*PtrField.pu8, cbDst, Bs3Cg1CtxOpToString(bOpcode), uValue, cbValue));
5035	break;
5036	case 2:
5037	BS3CG1_DPRINTF(("dbg: modify %s: %#06RX16 (LB %u) %s %#RX64 (LB %u)\n", g_aszBs3Cg1DstFields[idxField].sz,
5038	*PtrField.pu16, cbDst, Bs3Cg1CtxOpToString(bOpcode), uValue, cbValue));
5039	break;
5040	case 4:
5041	BS3CG1_DPRINTF(("dbg: modify %s: %#010RX32 (LB %u) %s %#RX64 (LB %u)\n", g_aszBs3Cg1DstFields[idxField].sz,
5042	*PtrField.pu32, cbDst, Bs3Cg1CtxOpToString(bOpcode), uValue, cbValue));
5043	break;
5044	default:
5045	BS3CG1_DPRINTF(("dbg: modify %s: %#018RX64 (LB %u) %s %#RX64 (LB %u)\n", g_aszBs3Cg1DstFields[idxField].sz,
5046	*PtrField.pu64, cbDst, Bs3Cg1CtxOpToString(bOpcode), uValue, cbValue));
5047	break;
5048	}
5049	#endif
5050
5051	/* Modify the field. */
5052	switch (cbDst)
5053	{
5054	case 1:
5055	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5056	{
5057	case BS3CG1_CTXOP_ASSIGN: *PtrField.pu8 = (uint8_t)uValue; break;
5058	case BS3CG1_CTXOP_OR: *PtrField.pu8 \|= (uint8_t)uValue; break;
5059	case BS3CG1_CTXOP_AND: *PtrField.pu8 &= (uint8_t)uValue; break;
5060	case BS3CG1_CTXOP_AND_INV: *PtrField.pu8 &= ~(uint8_t)uValue; break;
5061	}
5062	break;
5063
5064	case 2:
5065	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5066	{
5067	case BS3CG1_CTXOP_ASSIGN: *PtrField.pu16 = (uint16_t)uValue; break;
5068	case BS3CG1_CTXOP_OR: *PtrField.pu16 \|= (uint16_t)uValue; break;
5069	case BS3CG1_CTXOP_AND: *PtrField.pu16 &= (uint16_t)uValue; break;
5070	case BS3CG1_CTXOP_AND_INV: *PtrField.pu16 &= ~(uint16_t)uValue; break;
5071	}
5072	break;
5073
5074	case 4:
5075	if ( (unsigned)(idxField - BS3CG1DST_XMM0_DW0_ZX) <= (unsigned)(BS3CG1DST_XMM15_DW0_ZX - BS3CG1DST_XMM0_DW0_ZX)
5076	\|\| fZxVlMax)
5077	{
5078	PtrField.pu32[1] = 0;
5079	PtrField.pu64[1] = 0;
5080	}
5081	else if (offField <= RT_UOFFSETOF(BS3REGCTX, r15) /* Clear the top dword. */)
5082	PtrField.pu32[1] = 0;
5083	else if ((unsigned)(idxField - BS3CG1DST_MM0_LO_ZX) <= (unsigned)(BS3CG1DST_MM7_LO_ZX - BS3CG1DST_MM0_LO_ZX))
5084	{
5085	PtrField.pu32[1] = 0;
5086	PtrField.pu32[2] = 0xffff; /* observed on skylake */
5087	}
5088	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5089	{
5090	case BS3CG1_CTXOP_ASSIGN: *PtrField.pu32 = (uint32_t)uValue; break;
5091	case BS3CG1_CTXOP_OR: *PtrField.pu32 \|= (uint32_t)uValue; break;
5092	case BS3CG1_CTXOP_AND: *PtrField.pu32 &= (uint32_t)uValue; break;
5093	case BS3CG1_CTXOP_AND_INV: *PtrField.pu32 &= ~(uint32_t)uValue; break;
5094	}
5095	break;
5096
5097	case 8:
5098	if ( (unsigned)(idxField - BS3CG1DST_XMM0_LO_ZX) <= (unsigned)(BS3CG1DST_XMM15_LO_ZX - BS3CG1DST_XMM0_LO_ZX)
5099	\|\| fZxVlMax)
5100	PtrField.pu64[1] = 0;
5101	else if ((unsigned)(idxField - BS3CG1DST_MM0) <= (unsigned)(BS3CG1DST_MM7 - BS3CG1DST_MM0))
5102	PtrField.pu32[2] = 0xffff; /* observed on skylake */
5103
5104	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5105	{
5106	case BS3CG1_CTXOP_ASSIGN: *PtrField.pu64 = (uint64_t)uValue; break;
5107	case BS3CG1_CTXOP_OR: *PtrField.pu64 \|= (uint64_t)uValue; break;
5108	case BS3CG1_CTXOP_AND: *PtrField.pu64 &= (uint64_t)uValue; break;
5109	case BS3CG1_CTXOP_AND_INV: *PtrField.pu64 &= ~(uint64_t)uValue; break;
5110	}
5111	break;
5112
5113	default:
5114	return Bs3TestFailedF("Malformed context instruction: cbDst=%u, expected 1, 2, 4, or 8", cbDst);
5115	}
5116
5117	#ifdef BS3CG1_DEBUG_CTX_MOD
5118	switch (cbDst)
5119	{
5120	case 1: BS3CG1_DPRINTF(("dbg: --> %s: %#04RX8\n", g_aszBs3Cg1DstFields[idxField].sz, *PtrField.pu8)); break;
5121	case 2: BS3CG1_DPRINTF(("dbg: --> %s: %#06RX16\n", g_aszBs3Cg1DstFields[idxField].sz, *PtrField.pu16)); break;
5122	case 4: BS3CG1_DPRINTF(("dbg: --> %s: %#010RX32\n", g_aszBs3Cg1DstFields[idxField].sz, *PtrField.pu32)); break;
5123	default: BS3CG1_DPRINTF(("dbg: --> %s: %#018RX64\n", g_aszBs3Cg1DstFields[idxField].sz, *PtrField.pu64)); break;
5124	}
5125	#endif
5126	if (fZxVlMax)
5127	{
5128	uintptr_t iReg = ((uintptr_t)PtrField.pu8 - (uintptr_t)&pThis->pExtCtx->Ctx.x87.aXMM[0])
5129	/ sizeof(pThis->pExtCtx->Ctx.x87.aXMM[0]);
5130	pThis->pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[0] = 0;
5131	pThis->pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[1] = 0;
5132	#ifdef BS3CG1_DEBUG_CTX_MOD
5133	BS3CG1_DPRINTF(("dbg: --> cleared YMM%u_HI\n", iReg));
5134	#endif
5135	}
5136	}
5137	/*
5138	* Deal with larger field (FPU, SSE, AVX, ...).
5139	*/
5140	else if (pThis->fWorkExtCtx)
5141	{
5142	union
5143	{
5144	X86FPUREG FpuReg;
5145	X86XMMREG XmmReg;
5146	X86YMMREG YmmReg;
5147	X86ZMMREG ZmmReg;
5148	uint8_t ab[sizeof(X86ZMMREG)];
5149	uint32_t au32[sizeof(X86ZMMREG) / sizeof(uint32_t)];
5150	uint64_t au64[sizeof(X86ZMMREG) / sizeof(uint64_t)];
5151	} Value;
5152	unsigned const offField = g_aoffBs3Cg1DstFields[idxField];
5153	unsigned iReg;
5154
5155	/* Copy the value into the union, doing the zero padding / extending. */
5156	Bs3MemCpy(&Value, pbCode, cbValue);
5157	if (cbValue < sizeof(Value))
5158	{
5159	if ((bOpcode & BS3CG1_CTXOP_SIGN_EXT) && (Value.ab[cbValue - 1] & 0x80))
5160	Bs3MemSet(&Value.ab[cbValue], 0xff, sizeof(Value) - cbValue);
5161	else
5162	Bs3MemSet(&Value.ab[cbValue], 0x00, sizeof(Value) - cbValue);
5163	}
5164
5165	/* Optimized access to XMM and STx registers. */
5166	if ( pThis->pExtCtx->enmMethod != BS3EXTCTXMETHOD_ANCIENT
5167	&& offField - sizeof(BS3REGCTX) < RT_UOFFSET_AFTER(BS3EXTCTX, Ctx.x87.aXMM[15]) )
5168	PtrField.pb = (uint8_t *)pThis->pExtCtx + offField - sizeof(BS3REGCTX);
5169	/* Non-register operands: */
5170	else if ((unsigned)(idxField - BS3CG1DST_OP1) < 4U)
5171	{
5172	unsigned const idxOp = idxField - BS3CG1DST_OP1;
5173	switch (pThis->aOperands[idxOp].enmLocation)
5174	{
5175	case BS3CG1OPLOC_MEM:
5176	if (!pbInstr)
5177	return Bs3TestFailedF("Read only operand specified in output!");
5178	PtrField.pu8 = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[idxOp].off];
5179	break;
5180
5181	case BS3CG1OPLOC_MEM_RW:
5182	case BS3CG1OPLOC_MEM_WO:
5183	if (pbInstr)
5184	{
5185	PtrField.pu8 = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[idxOp].off];
5186	pbMemCopy = pThis->MemOp.ab;
5187	}
5188	else
5189	PtrField.pu8 = pThis->MemOp.ab;
5190	break;
5191
5192	default:
5193	return Bs3TestFailedF("Internal error: Field %d (%d) @ %#x LB %u: enmLocation=%u off=%#x idxField=%u",
5194	idxField, idxOp, offField, cbDst, pThis->aOperands[idxOp].enmLocation,
5195	pThis->aOperands[idxOp].off, pThis->aOperands[idxOp].idxField);
5196	}
5197	}
5198	/* The YMM (AVX) registers have split storage in the state, so they need special handling. */
5199	else if ((iReg = idxField - BS3CG1DST_YMM0) < 16U)
5200	{
5201	/* The first 128-bits in XMM land. */
5202	PtrField.pu64 = &pThis->pExtCtx->Ctx.x87.aXMM[iReg].au64[0];
5203	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5204	{
5205	case BS3CG1_CTXOP_ASSIGN:
5206	PtrField.pu64[0] = Value.au64[0];
5207	PtrField.pu64[1] = Value.au64[1];
5208	break;
5209	case BS3CG1_CTXOP_OR:
5210	PtrField.pu64[0] \|= Value.au64[0];
5211	PtrField.pu64[1] \|= Value.au64[1];
5212	break;
5213	case BS3CG1_CTXOP_AND:
5214	PtrField.pu64[0] &= Value.au64[0];
5215	PtrField.pu64[1] &= Value.au64[1];
5216	break;
5217	case BS3CG1_CTXOP_AND_INV:
5218	PtrField.pu64[0] &= ~Value.au64[0];
5219	PtrField.pu64[1] &= ~Value.au64[1];
5220	break;
5221	}
5222
5223	/* The second 128-bit in YMM_HI land. */
5224	PtrField.pu64 = &pThis->pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[0];
5225	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5226	{
5227	case BS3CG1_CTXOP_ASSIGN:
5228	PtrField.pu64[0] = Value.au64[2];
5229	PtrField.pu64[1] = Value.au64[3];
5230	break;
5231	case BS3CG1_CTXOP_OR:
5232	PtrField.pu64[0] \|= Value.au64[2];
5233	PtrField.pu64[1] \|= Value.au64[3];
5234	break;
5235	case BS3CG1_CTXOP_AND:
5236	PtrField.pu64[0] &= Value.au64[2];
5237	PtrField.pu64[1] &= Value.au64[3];
5238	break;
5239	case BS3CG1_CTXOP_AND_INV:
5240	PtrField.pu64[0] &= ~Value.au64[2];
5241	PtrField.pu64[1] &= ~Value.au64[3];
5242	break;
5243	}
5244	PtrField.pb = NULL;
5245	}
5246	/* AVX512 needs handling like above, but more complicated. */
5247	else
5248	return Bs3TestFailedF("TODO: implement me: cbDst=%d idxField=%d (AVX and other weird state)", cbDst, idxField);
5249
5250	if (PtrField.pb)
5251	{
5252	/* Modify the field / memory. */
5253	unsigned i;
5254	if (cbDst & 3)
5255	return Bs3TestFailedF("Malformed context instruction: cbDst=%u, multiple of 4", cbDst);
5256
5257	#ifdef BS3CG1_DEBUG_CTX_MOD
5258	BS3CG1_DPRINTF(("dbg: modify %s: %.Rhxs (LB %u) %s %.Rhxs (LB %u)\n", g_aszBs3Cg1DstFields[idxField].sz,
5259	cbDst, PtrField.pb, cbDst, Bs3Cg1CtxOpToString(bOpcode), cbValue, Value.ab, cbValue));
5260	#endif
5261
5262	i = cbDst / 4;
5263	while (i-- > 0)
5264	{
5265	switch (bOpcode & BS3CG1_CTXOP_OPERATOR_MASK)
5266	{
5267	case BS3CG1_CTXOP_ASSIGN: PtrField.pu32[i] = Value.au32[i]; break;
5268	case BS3CG1_CTXOP_OR: PtrField.pu32[i] \|= Value.au32[i]; break;
5269	case BS3CG1_CTXOP_AND: PtrField.pu32[i] &= Value.au32[i]; break;
5270	case BS3CG1_CTXOP_AND_INV: PtrField.pu32[i] &= ~Value.au32[i]; break;
5271	}
5272	}
5273
5274	#ifdef BS3CG1_DEBUG_CTX_MOD
5275	BS3CG1_DPRINTF(("dbg: --> %s: %.*Rhxs\n", g_aszBs3Cg1DstFields[idxField].sz, cbDst, PtrField.pb));
5276	#endif
5277
5278	if (fZxVlMax)
5279	{
5280	uintptr_t iReg = ((uintptr_t)PtrField.pu8 - (uintptr_t)&pThis->pExtCtx->Ctx.x87.aXMM[0])
5281	/ sizeof(pThis->pExtCtx->Ctx.x87.aXMM[0]);
5282	if (cbDst < 16)
5283	{
5284	for (i = cbDst / 4; i < 4; i++)
5285	PtrField.pu32[i++] = 0;
5286	#ifdef BS3CG1_DEBUG_CTX_MOD
5287	BS3CG1_DPRINTF(("dbg: --> cleared high %u bytes of XMM%u\n", 16 - cbDst, iReg));
5288	#endif
5289	}
5290	pThis->pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[0] = 0;
5291	pThis->pExtCtx->Ctx.x.u.YmmHi.aYmmHi[iReg].au64[1] = 0;
5292	#ifdef BS3CG1_DEBUG_CTX_MOD
5293	BS3CG1_DPRINTF(("dbg: --> cleared YMM%u_HI\n", iReg));
5294	#endif
5295	}
5296	}
5297
5298	/*
5299	* Hack! Update pThis->MemOp when setting up the inputs so we can
5300	* correctly validate value and alignment exceptions.
5301	*/
5302	if (pbMemCopy && PtrField.pv)
5303	Bs3MemCpy(pbMemCopy, PtrField.pv, cbDst);
5304	}
5305	/* !pThis->fWorkExtCtx: */
5306	else if (pThis->fCpuSetupFirstResult)
5307	return Bs3TestFailedF("Extended context disabled: Field %d (%s) @ %#x LB %u\n",
5308	idxField, g_aszBs3Cg1DstFields[idxField].sz, g_aoffBs3Cg1DstFields[idxField], cbDst);
5309	else
5310	BS3CG1_DPRINTF(("dbg: Extended context disabled: skipping modification [> 8]\n"));
5311
5312	/*
5313	* Advance to the next instruction.
5314	*/
5315	l_advance_to_next:
5316	pbCode += cbValue;
5317	cbLeft -= cbValue;
5318	}
5319
5320	return true;
5321	}
5322
5323
5324	/**
5325	* Checks the result of a run.
5326	*
5327	* @returns true if successful, false if not.
5328	* @param pThis The state.
5329	* @param bTestXcptExpected The exception causing the test code to stop
5330	* executing.
5331	* @param fInvalidEncodingPgFault Set if we've cut the instruction a byte
5332	* short and is expecting a \#PF on the page
5333	* boundrary rather than a \#UD. Only set if
5334	* fInvalidEncoding is also set.
5335	* @param iEncoding For error reporting.
5336	*/
5337	static bool BS3_NEAR_CODE Bs3Cg1CheckResult(PBS3CG1STATE pThis, uint8_t bTestXcptExpected,
5338	bool fInvalidEncodingPgFault, unsigned iEncoding)
5339	{
5340	unsigned iOperand;
5341
5342	/*
5343	* Check the exception state first.
5344	*/
5345	uint8_t bExpectedXcpt;
5346	uint8_t cbAdjustPc;
5347	if (!pThis->fInvalidEncoding)
5348	{
5349	bExpectedXcpt = pThis->bAlignmentXcpt;
5350	if (bExpectedXcpt == UINT8_MAX)
5351	bExpectedXcpt = pThis->bValueXcpt;
5352	if (bExpectedXcpt == UINT8_MAX)
5353	{
5354	cbAdjustPc = pThis->cbCurInstr;
5355	bExpectedXcpt = bTestXcptExpected;
5356	if (bTestXcptExpected == X86_XCPT_PF)
5357	pThis->Ctx.cr2.u = pThis->uCodePgFlat + X86_PAGE_SIZE;
5358	}
5359	else
5360	cbAdjustPc = 0;
5361	}
5362	else
5363	{
5364	cbAdjustPc = 0;
5365	if (!fInvalidEncodingPgFault)
5366	bExpectedXcpt = X86_XCPT_UD;
5367	else
5368	{
5369	bExpectedXcpt = X86_XCPT_PF;
5370	pThis->Ctx.cr2.u = pThis->uCodePgFlat + X86_PAGE_SIZE;
5371	}
5372	}
5373	if (RT_LIKELY( pThis->TrapFrame.bXcpt == bExpectedXcpt
5374	&& pThis->TrapFrame.Ctx.rip.u == pThis->Ctx.rip.u + cbAdjustPc))
5375	{
5376	/*
5377	* Check the register content.
5378	*/
5379	bool fOkay = Bs3TestCheckRegCtxEx(&pThis->TrapFrame.Ctx, &pThis->Ctx,
5380	cbAdjustPc, 0 /cbSpAdjust/, 0 /fExtraEfl/,
5381	pThis->pszMode, iEncoding);
5382
5383	/*
5384	* Check memory output operands.
5385	*/
5386	if (!pThis->fInvalidEncoding)
5387	{
5388	iOperand = pThis->cOperands;
5389	while (iOperand-- > 0)
5390	if ( pThis->aOperands[iOperand].enmLocation == BS3CG1OPLOC_MEM_RW
5391	\|\| pThis->aOperands[iOperand].enmLocation == BS3CG1OPLOC_MEM_WO)
5392	{
5393	if (pThis->aOperands[iOperand].off)
5394	{
5395	BS3PTRUNION PtrUnion;
5396	PtrUnion.pb = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[iOperand].off];
5397	switch (pThis->aOperands[iOperand].cbOp)
5398	{
5399	case 1:
5400	if (*PtrUnion.pu8 == pThis->MemOp.ab[0])
5401	continue;
5402	Bs3TestFailedF("op%u: Wrote %#04RX8, expected %#04RX8",
5403	iOperand, *PtrUnion.pu8, pThis->MemOp.ab[0]);
5404	break;
5405	case 2:
5406	if (*PtrUnion.pu16 == pThis->MemOp.au16[0])
5407	continue;
5408	Bs3TestFailedF("op%u: Wrote %#06RX16, expected %#06RX16",
5409	iOperand, *PtrUnion.pu16, pThis->MemOp.au16[0]);
5410	break;
5411	case 4:
5412	if (*PtrUnion.pu32 == pThis->MemOp.au32[0])
5413	continue;
5414	Bs3TestFailedF("op%u: Wrote %#010RX32, expected %#010RX32",
5415	iOperand, *PtrUnion.pu32, pThis->MemOp.au32[0]);
5416	break;
5417	case 8:
5418	if (*PtrUnion.pu64 == pThis->MemOp.au64[0])
5419	continue;
5420	Bs3TestFailedF("op%u: Wrote %#018RX64, expected %#018RX64",
5421	iOperand, *PtrUnion.pu64, pThis->MemOp.au64[0]);
5422	break;
5423	default:
5424	if (Bs3MemCmp(PtrUnion.pb, pThis->MemOp.ab, pThis->aOperands[iOperand].cbOp) == 0)
5425	continue;
5426	Bs3TestFailedF("op%u: Wrote %.Rhxs, expected %.Rhxs",
5427	iOperand,
5428	pThis->aOperands[iOperand].cbOp, PtrUnion.pb,
5429	pThis->aOperands[iOperand].cbOp, pThis->MemOp.ab);
5430	break;
5431	}
5432	}
5433	else
5434	Bs3TestFailedF("op%u: off is zero\n", iOperand);
5435	fOkay = false;
5436	}
5437	}
5438
5439	/*
5440	* Check extended context if enabled.
5441	*/
5442	if (pThis->fWorkExtCtx)
5443	{
5444	PBS3EXTCTX pExpect = pThis->pExtCtx;
5445	PBS3EXTCTX pResult = pThis->pResultExtCtx;
5446	unsigned i;
5447	if ( pExpect->enmMethod == BS3EXTCTXMETHOD_XSAVE
5448	\|\| pExpect->enmMethod == BS3EXTCTXMETHOD_FXSAVE)
5449	{
5450	/* Compare the x87 state, ASSUMING XCR0 bit 1 is set. */
5451	#define CHECK_FIELD(a_Field, a_szFmt) \
5452	if (pResult->Ctx.a_Field != pExpect->Ctx.a_Field) fOkay = Bs3TestFailedF(a_szFmt, pResult->Ctx.a_Field, pExpect->Ctx.a_Field)
5453	CHECK_FIELD(x87.FCW, "FCW: %#06x, expected %#06x");
5454	CHECK_FIELD(x87.FSW, "FSW: %#06x, expected %#06x");
5455	CHECK_FIELD(x87.FTW, "FTW: %#06x, expected %#06x");
5456	//CHECK_FIELD(x87.FOP, "FOP: %#06x, expected %#06x");
5457	//CHECK_FIELD(x87.FPUIP, "FPUIP: %#010RX32, expected %#010RX32");
5458	//CHECK_FIELD(x87.CS, "FPUCS: %#06x, expected %#06x");
5459	//CHECK_FIELD(x87.Rsrvd1, "Rsrvd1: %#06x, expected %#06x");
5460	//CHECK_FIELD(x87.DP, "FPUDP: %#010RX32, expected %#010RX32");
5461	//CHECK_FIELD(x87.DS, "FPUDS: %#06x, expected %#06x");
5462	//CHECK_FIELD(x87.Rsrvd2, "Rsrvd2: %#06x, expected %#06x");
5463	CHECK_FIELD(x87.MXCSR, "MXCSR: %#010RX32, expected %#010RX32");
5464	#undef CHECK_FIELD
5465	for (i = 0; i < RT_ELEMENTS(pExpect->Ctx.x87.aRegs); i++)
5466	if ( pResult->Ctx.x87.aRegs[i].au64[0] != pExpect->Ctx.x87.aRegs[i].au64[0]
5467	\|\| pResult->Ctx.x87.aRegs[i].au16[4] != pExpect->Ctx.x87.aRegs[i].au16[4])
5468	fOkay = Bs3TestFailedF("ST[%u]: %c m=%#RX64 e=%d, expected %c m=%#RX64 e=%d", i,
5469	pResult->Ctx.x87.aRegs[i].r80Ex.s.fSign ? '-' : '+',
5470	pResult->Ctx.x87.aRegs[i].r80Ex.s.uMantissa,
5471	pResult->Ctx.x87.aRegs[i].r80Ex.s.uExponent,
5472	pExpect->Ctx.x87.aRegs[i].r80Ex.s.fSign ? '-' : '+',
5473	pExpect->Ctx.x87.aRegs[i].r80Ex.s.uMantissa,
5474	pExpect->Ctx.x87.aRegs[i].r80Ex.s.uExponent);
5475	for (i = 0; i < (ARCH_BITS == 64 ? 16 : 8); i++)
5476	if ( pResult->Ctx.x87.aXMM[i].au64[0] != pExpect->Ctx.x87.aXMM[i].au64[0]
5477	\|\| pResult->Ctx.x87.aXMM[i].au64[1] != pExpect->Ctx.x87.aXMM[i].au64[1])
5478	fOkay = Bs3TestFailedF("XMM%u: %#010RX64'%016RX64, expected %#010RX64'%08RX64", i,
5479	pResult->Ctx.x87.aXMM[i].au64[1],
5480	pResult->Ctx.x87.aXMM[i].au64[0],
5481	pExpect->Ctx.x87.aXMM[i].au64[1],
5482	pExpect->Ctx.x87.aXMM[i].au64[0]);
5483	if (pExpect->fXcr0Saved & XSAVE_C_YMM)
5484	for (i = 0; i < (ARCH_BITS == 64 ? 16 : 8); i++)
5485	if ( pResult->Ctx.x.u.YmmHi.aYmmHi[i].au64[0] != pExpect->Ctx.x.u.YmmHi.aYmmHi[i].au64[0]
5486	\|\| pResult->Ctx.x.u.YmmHi.aYmmHi[i].au64[1] != pExpect->Ctx.x.u.YmmHi.aYmmHi[i].au64[1])
5487	fOkay = Bs3TestFailedF("YMM%u_HI: %#010RX64'%016RX64, expected %#010RX64'%08RX64", i,
5488	pResult->Ctx.x.u.YmmHi.aYmmHi[i].au64[1],
5489	pResult->Ctx.x.u.YmmHi.aYmmHi[i].au64[0],
5490	pExpect->Ctx.x.u.YmmHi.aYmmHi[i].au64[1],
5491	pExpect->Ctx.x.u.YmmHi.aYmmHi[i].au64[0]);
5492	}
5493	else
5494	fOkay = Bs3TestFailedF("Unsupported extended CPU context method: %d", pExpect->enmMethod);
5495	}
5496
5497	/*
5498	* Done.
5499	*/
5500	if (fOkay)
5501	return true;
5502
5503	/*
5504	* Report failure.
5505	*/
5506	Bs3TestFailedF("ins#%RU32/test#%u: encoding #%u: %.*Rhxs%s",
5507	pThis->iInstr, pThis->iTest, iEncoding, pThis->cbCurInstr, pThis->abCurInstr,
5508	fInvalidEncodingPgFault ? " (cut short)" : "");
5509	}
5510	else
5511	Bs3TestFailedF("ins#%RU32/test#%u: bXcpt=%#x expected %#x; rip=%RX64 expected %RX64; encoding#%u: %.*Rhxs%s",
5512	pThis->iInstr, pThis->iTest,
5513	pThis->TrapFrame.bXcpt, bExpectedXcpt,
5514	pThis->TrapFrame.Ctx.rip.u, pThis->Ctx.rip.u + cbAdjustPc,
5515	iEncoding, pThis->cbCurInstr, pThis->abCurInstr, fInvalidEncodingPgFault ? " (cut short)" : "");
5516	Bs3TestPrintf("cpl=%u cbOperands=%u\n", pThis->uCpl, pThis->cbOperand);
5517
5518	/*
5519	* Display memory operands.
5520	*/
5521	for (iOperand = 0; iOperand < pThis->cOperands; iOperand++)
5522	{
5523	BS3PTRUNION PtrUnion;
5524	switch (pThis->aOperands[iOperand].enmLocation)
5525	{
5526	case BS3CG1OPLOC_CTX:
5527	{
5528	uint8_t idxField = pThis->aOperands[iOperand].idxField;
5529	unsigned offField = g_aoffBs3Cg1DstFields[idxField];
5530	if (offField <= sizeof(BS3REGCTX))
5531	PtrUnion.pb = (uint8_t BS3_FAR *)&pThis->Ctx + offField;
5532	else
5533	{
5534	Bs3TestPrintf("op%u: ctx%u: xxxx\n", iOperand, pThis->aOperands[iOperand].cbOp * 8);
5535	break;
5536	}
5537	switch (pThis->aOperands[iOperand].cbOp)
5538	{
5539	case 1: Bs3TestPrintf("op%u: ctx08: %#04RX8\n", iOperand, *PtrUnion.pu8); break;
5540	case 2: Bs3TestPrintf("op%u: ctx16: %#06RX16\n", iOperand, *PtrUnion.pu16); break;
5541	case 4: Bs3TestPrintf("op%u: ctx32: %#010RX32\n", iOperand, *PtrUnion.pu32); break;
5542	case 8: Bs3TestPrintf("op%u: ctx64: %#018RX64\n", iOperand, *PtrUnion.pu64); break;
5543	default:
5544	Bs3TestPrintf("op%u: ctx%u: %.Rhxs\n", iOperand, pThis->aOperands[iOperand].cbOp 8,
5545	pThis->aOperands[iOperand].cbOp, PtrUnion.pb);
5546	break;
5547	}
5548	break;
5549	}
5550
5551	case BS3CG1OPLOC_IMM:
5552	PtrUnion.pb = &pThis->pbCodePg[pThis->aOperands[iOperand].off];
5553	switch (pThis->aOperands[iOperand].cbOp)
5554	{
5555	case 1: Bs3TestPrintf("op%u: imm08: %#04RX8\n", iOperand, *PtrUnion.pu8); break;
5556	case 2: Bs3TestPrintf("op%u: imm16: %#06RX16\n", iOperand, *PtrUnion.pu16); break;
5557	case 4: Bs3TestPrintf("op%u: imm32: %#010RX32\n", iOperand, *PtrUnion.pu32); break;
5558	case 8: Bs3TestPrintf("op%u: imm64: %#018RX64\n", iOperand, *PtrUnion.pu64); break;
5559	default:
5560	Bs3TestPrintf("op%u: imm%u: %.Rhxs\n", iOperand, pThis->aOperands[iOperand].cbOp 8,
5561	pThis->aOperands[iOperand].cbOp, PtrUnion.pb);
5562	break;
5563	}
5564	break;
5565
5566	case BS3CG1OPLOC_MEM:
5567	case BS3CG1OPLOC_MEM_RW:
5568	case BS3CG1OPLOC_MEM_WO:
5569	if (pThis->aOperands[iOperand].off)
5570	{
5571	PtrUnion.pb = &pThis->pbDataPg[X86_PAGE_SIZE - pThis->aOperands[iOperand].off];
5572	switch (pThis->aOperands[iOperand].cbOp)
5573	{
5574	case 1: Bs3TestPrintf("op%u: result mem08: %#04RX8\n", iOperand, *PtrUnion.pu8); break;
5575	case 2: Bs3TestPrintf("op%u: result mem16: %#06RX16\n", iOperand, *PtrUnion.pu16); break;
5576	case 4: Bs3TestPrintf("op%u: result mem32: %#010RX32\n", iOperand, *PtrUnion.pu32); break;
5577	case 8: Bs3TestPrintf("op%u: result mem64: %#018RX64\n", iOperand, *PtrUnion.pu64); break;
5578	default:
5579	Bs3TestPrintf("op%u: result mem%u: %.Rhxs\n", iOperand, pThis->aOperands[iOperand].cbOp 8,
5580	pThis->aOperands[iOperand].cbOp, PtrUnion.pb);
5581	break;
5582	}
5583	if ( pThis->aOperands[iOperand].enmLocation == BS3CG1OPLOC_MEM_WO
5584	\|\| pThis->aOperands[iOperand].enmLocation == BS3CG1OPLOC_MEM_RW)
5585	{
5586	PtrUnion.pb = pThis->MemOp.ab;
5587	switch (pThis->aOperands[iOperand].cbOp)
5588	{
5589	case 1: Bs3TestPrintf("op%u: expect mem08: %#04RX8\n", iOperand, *PtrUnion.pu8); break;
5590	case 2: Bs3TestPrintf("op%u: expect mem16: %#06RX16\n", iOperand, *PtrUnion.pu16); break;
5591	case 4: Bs3TestPrintf("op%u: expect mem32: %#010RX32\n", iOperand, *PtrUnion.pu32); break;
5592	case 8: Bs3TestPrintf("op%u: expect mem64: %#018RX64\n", iOperand, *PtrUnion.pu64); break;
5593	default:
5594	Bs3TestPrintf("op%u: expect mem%u: %.Rhxs\n", iOperand, pThis->aOperands[iOperand].cbOp 8,
5595	pThis->aOperands[iOperand].cbOp, PtrUnion.pb);
5596	break;
5597	}
5598	}
5599	}
5600	else
5601	Bs3TestPrintf("op%u: mem%u: zero off value!!\n", iOperand, pThis->aOperands[iOperand].cbOp * 8);
5602	break;
5603	}
5604	}
5605
5606	/*
5607	* Display contexts.
5608	*/
5609	Bs3TestPrintf("-- Expected context:\n");
5610	Bs3RegCtxPrint(&pThis->Ctx);
5611	if (pThis->fWorkExtCtx)
5612	Bs3TestPrintf("xcr0=%RX64\n", pThis->pExtCtx->fXcr0Saved);
5613	Bs3TestPrintf("-- Actual context:\n");
5614	Bs3TrapPrintFrame(&pThis->TrapFrame);
5615	if (pThis->fWorkExtCtx)
5616	Bs3TestPrintf("xcr0=%RX64\n", pThis->pResultExtCtx->fXcr0Saved);
5617	Bs3TestPrintf("\n");
5618	return false;
5619	}
5620
5621
5622	/**
5623	* Destroys the state, freeing all allocations and such.
5624	*
5625	* @param pThis The state.
5626	*/
5627	static void BS3_NEAR_CODE Bs3Cg1Destroy(PBS3CG1STATE pThis)
5628	{
5629	if (BS3_MODE_IS_PAGED(pThis->bMode))
5630	{
5631	#if ARCH_BITS != 16
5632	Bs3MemGuardedTestPageFree(pThis->pbCodePg);
5633	Bs3MemGuardedTestPageFree(pThis->pbDataPg);
5634	#endif
5635	}
5636	else
5637	{
5638	Bs3MemFree(pThis->pbCodePg, X86_PAGE_SIZE);
5639	Bs3MemFree(pThis->pbDataPg, X86_PAGE_SIZE);
5640	}
5641
5642	if (pThis->pExtCtx)
5643	Bs3MemFree(pThis->pExtCtx, pThis->pExtCtx->cb * 3);
5644
5645	pThis->pbCodePg = NULL;
5646	pThis->pbDataPg = NULL;
5647	pThis->pExtCtx = NULL;
5648	pThis->pResultExtCtx = NULL;
5649	pThis->pInitialExtCtx = NULL;
5650
5651	Bs3TestSubDone();
5652	}
5653
5654
5655	/**
5656	* Initializes the state.
5657	*
5658	* @returns Success indicator (true/false)
5659	* @param pThis The state.
5660	* @param bMode The mode being tested.
5661	*/
5662	bool BS3_NEAR_CODE BS3_CMN_NM(Bs3Cg1Init)(PBS3CG1STATE pThis, uint8_t bMode)
5663	{
5664	BS3MEMKIND const enmMemKind = BS3_MODE_IS_RM_OR_V86(bMode) ? BS3MEMKIND_REAL
5665	: !BS3_MODE_IS_64BIT_CODE(bMode) ? BS3MEMKIND_TILED : BS3MEMKIND_FLAT32;
5666	unsigned iRing;
5667	unsigned cb;
5668	unsigned i;
5669	uint64_t fFlags;
5670	PBS3EXTCTX pExtCtx;
5671
5672	Bs3MemSet(pThis, 0, sizeof(*pThis));
5673
5674	pThis->iFirstRing = BS3_MODE_IS_V86(bMode) ? 3 : 0;
5675	pThis->iEndRing = BS3_MODE_IS_RM_SYS(bMode) ? 1 : 4;
5676	pThis->bMode = bMode;
5677	pThis->pszMode = Bs3GetModeName(bMode);
5678	pThis->pszModeShort = Bs3GetModeNameShortLower(bMode);
5679	pThis->bCpuVendor = Bs3GetCpuVendor();
5680	pThis->pchMnemonic = g_achBs3Cg1Mnemonics;
5681	pThis->pabOperands = g_abBs3Cg1Operands;
5682	pThis->pabOpcodes = g_abBs3Cg1Opcodes;
5683	pThis->fAdvanceMnemonic = 1;
5684
5685	/* Start the mode sub-test before we start reporting errors against it. */
5686	Bs3TestSub(pThis->pszModeShort);
5687
5688	/* Allocate extended context structures. */
5689	cb = Bs3ExtCtxGetSize(&fFlags);
5690	pExtCtx = Bs3MemAlloc(BS3MEMKIND_TILED, cb * 3);
5691	if (!pExtCtx)
5692	return Bs3TestFailedF("Bs3MemAlloc(tiled,%#x)", cb * 3);
5693	pThis->pExtCtx = pExtCtx;
5694	pThis->pResultExtCtx = (PBS3EXTCTX)((uint8_t BS3_FAR *)pExtCtx + cb);
5695	pThis->pInitialExtCtx = (PBS3EXTCTX)((uint8_t BS3_FAR *)pExtCtx + cb + cb);
5696
5697	Bs3ExtCtxInit(pThis->pExtCtx, cb, fFlags);
5698	Bs3ExtCtxInit(pThis->pResultExtCtx, cb, fFlags);
5699	Bs3ExtCtxInit(pThis->pInitialExtCtx, cb, fFlags);
5700	//Bs3TestPrintf("fCR0=%RX64 cbExtCtx=%#x method=%d\n", fFlags, cb, pExtCtx->enmMethod);
5701
5702	/* Allocate guarded exectuable and data memory. */
5703	if (BS3_MODE_IS_PAGED(bMode))
5704	{
5705	#if ARCH_BITS != 16
5706	pThis->pbCodePg = Bs3MemGuardedTestPageAlloc(enmMemKind);
5707	pThis->pbDataPg = Bs3MemGuardedTestPageAlloc(enmMemKind);
5708	if (!pThis->pbCodePg \|\| !pThis->pbDataPg)
5709	{
5710	Bs3TestFailedF("Bs3MemGuardedTestPageAlloc(%d) failed", enmMemKind);
5711	Bs3MemPrintInfo();
5712	Bs3Shutdown();
5713	return Bs3TestFailedF("Bs3MemGuardedTestPageAlloc(%d) failed", enmMemKind);
5714	}
5715	if ( BS3_MODE_IS_64BIT_CODE(bMode)
5716	&& (uintptr_t)pThis->pbDataPg >= _2G)
5717	return Bs3TestFailedF("pbDataPg=%p is above 2GB and not simple to address from 64-bit code", pThis->pbDataPg);
5718	#else
5719	return Bs3TestFailed("WTF?! #1");
5720	#endif
5721	}
5722	else
5723	{
5724	pThis->pbCodePg = Bs3MemAlloc(enmMemKind, X86_PAGE_SIZE);
5725	pThis->pbDataPg = Bs3MemAlloc(enmMemKind, X86_PAGE_SIZE);
5726	if (!pThis->pbCodePg \|\| !pThis->pbDataPg)
5727	{
5728	Bs3MemPrintInfo();
5729	return Bs3TestFailedF("Bs3MemAlloc(%d,Pg) failed", enmMemKind);
5730	}
5731	}
5732	pThis->uCodePgFlat = Bs3SelPtrToFlat(pThis->pbCodePg);
5733	pThis->uDataPgFlat = Bs3SelPtrToFlat(pThis->pbDataPg);
5734	#if ARCH_BITS == 16
5735	pThis->CodePgFar.sel = BS3_FP_SEG(pThis->pbCodePg);
5736	pThis->CodePgFar.off = BS3_FP_OFF(pThis->pbCodePg);
5737	pThis->CodePgRip = BS3_FP_OFF(pThis->pbCodePg);
5738	pThis->DataPgFar.sel = BS3_FP_SEG(pThis->pbDataPg);
5739	pThis->DataPgFar.off = BS3_FP_OFF(pThis->pbDataPg);
5740	#else
5741	if (BS3_MODE_IS_RM_OR_V86(bMode))
5742	{
5743	(uint32_t )&pThis->DataPgFar = Bs3SelFlatDataToRealMode(pThis->uDataPgFlat);
5744	ASMCompilerBarrier();
5745	pThis->CodePgFar.off = 0;
5746	pThis->CodePgFar.sel = pThis->uCodePgFlat >> 4;
5747	pThis->CodePgRip = pThis->CodePgFar.off;
5748	}
5749	else if (BS3_MODE_IS_16BIT_CODE(bMode))
5750	{
5751	(uint32_t )&pThis->DataPgFar = Bs3SelFlatDataToProtFar16(pThis->uDataPgFlat);
5752	ASMCompilerBarrier();
5753	pThis->CodePgFar.sel = BS3_SEL_SPARE_00;
5754	pThis->CodePgFar.off = 0;
5755	pThis->CodePgRip = 0;
5756	}
5757	else if (BS3_MODE_IS_32BIT_CODE(bMode))
5758	{
5759	(uint32_t )&pThis->DataPgFar = Bs3SelFlatDataToProtFar16(pThis->uDataPgFlat);
5760	ASMCompilerBarrier();
5761	pThis->CodePgFar.sel = 0;
5762	pThis->CodePgFar.off = 0;
5763	pThis->CodePgRip = (uintptr_t)pThis->pbCodePg;
5764	}
5765	else
5766	{
5767	pThis->DataPgFar.off = 0;
5768	pThis->DataPgFar.sel = 0;
5769	pThis->CodePgFar.off = 0;
5770	pThis->CodePgFar.sel = 0;
5771	pThis->CodePgRip = (uintptr_t)pThis->pbCodePg;
5772	}
5773	#endif
5774	BS3CG1_DPRINTF(("pbDataPg=%p %04x:%04x pbCodePg=%p %04x:%04x\n",
5775	pThis->pbDataPg, pThis->DataPgFar.sel, pThis->DataPgFar.off,
5776	pThis->pbCodePg, pThis->CodePgFar.sel, pThis->CodePgFar.off));
5777
5778	/*
5779	* Create basic context for each target ring.
5780	*
5781	* In protected 16-bit code we need set up code selectors that can access
5782	* pbCodePg.
5783	*
5784	* In long mode we make sure the high 32-bits of GPRs (sans RSP) have some
5785	* bits set so we can check that the implicit clearing is tested.
5786	*/
5787	Bs3RegCtxSaveEx(&pThis->aInitialCtxs[pThis->iFirstRing], bMode, 1024 * 3);
5788	#if ARCH_BITS == 64
5789	pThis->aInitialCtxs[pThis->iFirstRing].rax.u \|= UINT64_C(0x0101010100000000);
5790	pThis->aInitialCtxs[pThis->iFirstRing].rbx.u \|= UINT64_C(0x0202020200000000);
5791	pThis->aInitialCtxs[pThis->iFirstRing].rcx.u \|= UINT64_C(0x0303030300000000);
5792	pThis->aInitialCtxs[pThis->iFirstRing].rdx.u \|= UINT64_C(0x0404040400000000);
5793	pThis->aInitialCtxs[pThis->iFirstRing].rbp.u \|= UINT64_C(0x0505050500000000);
5794	pThis->aInitialCtxs[pThis->iFirstRing].rdi.u \|= UINT64_C(0x0606060600000000);
5795	pThis->aInitialCtxs[pThis->iFirstRing].rsi.u \|= UINT64_C(0x0707070700000000);
5796	pThis->aInitialCtxs[pThis->iFirstRing].r8.u \|= UINT64_C(0x0808080800000000);
5797	pThis->aInitialCtxs[pThis->iFirstRing].r9.u \|= UINT64_C(0x0909090900000000);
5798	pThis->aInitialCtxs[pThis->iFirstRing].r10.u \|= UINT64_C(0x1010101000000000);
5799	pThis->aInitialCtxs[pThis->iFirstRing].r11.u \|= UINT64_C(0x1111111100000000);
5800	pThis->aInitialCtxs[pThis->iFirstRing].r12.u \|= UINT64_C(0x1212121200000000);
5801	pThis->aInitialCtxs[pThis->iFirstRing].r13.u \|= UINT64_C(0x1313131300000000);
5802	pThis->aInitialCtxs[pThis->iFirstRing].r14.u \|= UINT64_C(0x1414141400000000);
5803	pThis->aInitialCtxs[pThis->iFirstRing].r15.u \|= UINT64_C(0x1515151500000000);
5804	#endif
5805
5806	if (BS3_MODE_IS_RM_OR_V86(bMode))
5807	{
5808	pThis->aInitialCtxs[pThis->iFirstRing].cs = pThis->CodePgFar.sel;
5809	BS3_ASSERT(pThis->iFirstRing + 1 == pThis->iEndRing);
5810	}
5811	else if (BS3_MODE_IS_16BIT_CODE(bMode))
5812	{
5813	#if ARCH_BITS == 16
5814	uintptr_t const uFlatCodePgSeg = Bs3SelPtrToFlat(BS3_FP_MAKE(BS3_FP_SEG(pThis->pbCodePg), 0));
5815	#else
5816	uintptr_t const uFlatCodePgSeg = (uintptr_t)pThis->pbCodePg;
5817	#endif
5818	for (iRing = pThis->iFirstRing + 1; iRing < pThis->iEndRing; iRing++)
5819	{
5820	Bs3MemCpy(&pThis->aInitialCtxs[iRing], &pThis->aInitialCtxs[pThis->iFirstRing], sizeof(pThis->aInitialCtxs[iRing]));
5821	Bs3RegCtxConvertToRingX(&pThis->aInitialCtxs[iRing], iRing);
5822	}
5823	for (iRing = pThis->iFirstRing; iRing < pThis->iEndRing; iRing++)
5824	{
5825	pThis->aInitialCtxs[iRing].cs = BS3_SEL_SPARE_00 + iRing * 8 + iRing;
5826	Bs3SelSetup16BitCode(&Bs3GdteSpare00 + iRing, uFlatCodePgSeg, iRing);
5827	}
5828	}
5829	else
5830	{
5831	Bs3RegCtxSetRipCsFromCurPtr(&pThis->aInitialCtxs[pThis->iFirstRing], (FPFNBS3FAR)pThis->pbCodePg);
5832	for (iRing = pThis->iFirstRing + 1; iRing < pThis->iEndRing; iRing++)
5833	{
5834	Bs3MemCpy(&pThis->aInitialCtxs[iRing], &pThis->aInitialCtxs[pThis->iFirstRing], sizeof(pThis->aInitialCtxs[iRing]));
5835	Bs3RegCtxConvertToRingX(&pThis->aInitialCtxs[iRing], iRing);
5836	}
5837	}
5838
5839	/*
5840	* Create an initial extended CPU context.
5841	*/
5842	pExtCtx = pThis->pInitialExtCtx;
5843	if ( pExtCtx->enmMethod == BS3EXTCTXMETHOD_FXSAVE
5844	\|\| pExtCtx->enmMethod == BS3EXTCTXMETHOD_XSAVE)
5845	{
5846	pExtCtx->Ctx.x87.FCW = X86_FCW_MASK_ALL \| X86_FCW_PC_64 \| X86_FCW_RC_NEAREST;
5847	pExtCtx->Ctx.x87.FSW = 0;
5848	pExtCtx->Ctx.x87.MXCSR = X86_MXCSR_IM \| X86_MXCSR_DM \| X86_MXCSR_RC_NEAREST;
5849	pExtCtx->Ctx.x87.MXCSR_MASK = 0;
5850	for (i = 0; i < RT_ELEMENTS(pExtCtx->Ctx.x87.aRegs); i++)
5851	{
5852	pExtCtx->Ctx.x87.aRegs[i].au16[0] = i << 4;
5853	pExtCtx->Ctx.x87.aRegs[i].au16[1] = i << 4;
5854	pExtCtx->Ctx.x87.aRegs[i].au16[2] = i << 4;
5855	pExtCtx->Ctx.x87.aRegs[i].au16[3] = i << 4;
5856	}
5857	for (i = 0; i < RT_ELEMENTS(pExtCtx->Ctx.x87.aXMM); i++)
5858	{
5859	pExtCtx->Ctx.x87.aXMM[i].au16[0] = i \| UINT16_C(0x8f00);
5860	pExtCtx->Ctx.x87.aXMM[i].au16[1] = i \| UINT16_C(0x8e00);
5861	pExtCtx->Ctx.x87.aXMM[i].au16[2] = i \| UINT16_C(0x8d00);
5862	pExtCtx->Ctx.x87.aXMM[i].au16[3] = i \| UINT16_C(0x8c00);
5863	pExtCtx->Ctx.x87.aXMM[i].au16[4] = i \| UINT16_C(0x8b00);
5864	pExtCtx->Ctx.x87.aXMM[i].au16[5] = i \| UINT16_C(0x8a00);
5865	pExtCtx->Ctx.x87.aXMM[i].au16[6] = i \| UINT16_C(0x8900);
5866	pExtCtx->Ctx.x87.aXMM[i].au16[7] = i \| UINT16_C(0x8800);
5867	}
5868	if (pExtCtx->fXcr0Nominal & XSAVE_C_YMM)
5869	for (i = 0; i < RT_ELEMENTS(pExtCtx->Ctx.x.u.YmmHi.aYmmHi); i++)
5870	{
5871	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[0] = (i << 8) \| (i << 12) \| 0xff;
5872	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[1] = (i << 8) \| (i << 12) \| 0xfe;
5873	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[2] = (i << 8) \| (i << 12) \| 0xfd;
5874	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[3] = (i << 8) \| (i << 12) \| 0xfc;
5875	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[4] = (i << 8) \| (i << 12) \| 0xfb;
5876	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[5] = (i << 8) \| (i << 12) \| 0xfa;
5877	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[6] = (i << 8) \| (i << 12) \| 0xf9;
5878	pExtCtx->Ctx.x.u.YmmHi.aYmmHi[i].au16[7] = (i << 8) \| (i << 12) \| 0xf8;
5879	}
5880
5881	}
5882	//else if (pExtCtx->enmMethod == BS3EXTCTXMETHOD_ANCIENT)
5883	else
5884	return Bs3TestFailedF("Unsupported extended CPU context method: %d", pExtCtx->enmMethod);
5885
5886	return true;
5887	}
5888
5889
5890	static uint8_t BS3_NEAR_CODE BS3_CMN_NM(Bs3Cg1WorkerInner)(PBS3CG1STATE pThis)
5891	{
5892	uint8_t iRing;
5893	unsigned iInstr;
5894
5895	/*
5896	* Test the instructions.
5897	*/
5898	for (iInstr = 0; iInstr < g_cBs3Cg1Instructions;
5899	iInstr++,
5900	pThis->pchMnemonic += pThis->fAdvanceMnemonic * pThis->cchMnemonic,
5901	pThis->pabOperands += pThis->cOperands,
5902	pThis->pabOpcodes += pThis->cbOpcodes)
5903	{
5904	uint8_t const bTestXcptExpected = BS3_MODE_IS_PAGED(pThis->bMode) ? X86_XCPT_PF : X86_XCPT_UD;
5905	bool fOuterInvalidInstr = false;
5906	unsigned iCpuSetup;
5907
5908	/*
5909	* Expand the instruction information into the state.
5910	* Note! 16-bit will switch to a two level test header lookup once we exceed 64KB.
5911	*/
5912	PCBS3CG1INSTR pInstr = &g_aBs3Cg1Instructions[iInstr];
5913	pThis->iInstr = iInstr;
5914	pThis->pTestHdr = (PCBS3CG1TESTHDR)&g_abBs3Cg1Tests[pInstr->offTests];
5915	pThis->fFlags = pInstr->fFlags;
5916	pThis->enmEncoding = (BS3CG1ENC)pInstr->enmEncoding;
5917	pThis->enmEncodingNonInvalid = (BS3CG1ENC)pInstr->enmEncoding;
5918	pThis->enmCpuTest = (BS3CG1CPU)pInstr->enmCpuTest;
5919	pThis->enmPrefixKind = (BS3CG1PFXKIND)pInstr->enmPrefixKind;
5920	pThis->enmXcptType = (BS3CG1XCPTTYPE)pInstr->enmXcptType;
5921	pThis->cchMnemonic = pInstr->cchMnemonic;
5922	if (pThis->fAdvanceMnemonic)
5923	Bs3TestSubSubF("%.*s", pThis->cchMnemonic, pThis->pchMnemonic);
5924	pThis->fAdvanceMnemonic = pInstr->fAdvanceMnemonic;
5925	pThis->uOpcodeMap = pInstr->uOpcodeMap;
5926	pThis->cOperands = pInstr->cOperands;
5927	pThis->cbOpcodes = pInstr->cbOpcodes;
5928	switch (pThis->cOperands)
5929	{
5930	case 4: pThis->aenmOperands[3] = (BS3CG1OP)pThis->pabOperands[3];
5931	case 3: pThis->aenmOperands[2] = (BS3CG1OP)pThis->pabOperands[2];
5932	case 2: pThis->aenmOperands[1] = (BS3CG1OP)pThis->pabOperands[1];
5933	case 1: pThis->aenmOperands[0] = (BS3CG1OP)pThis->pabOperands[0];
5934	}
5935	switch (pThis->cbOpcodes)
5936	{
5937	case 4: pThis->abOpcodes[3] = pThis->pabOpcodes[3];
5938	case 3: pThis->abOpcodes[2] = pThis->pabOpcodes[2];
5939	case 2: pThis->abOpcodes[1] = pThis->pabOpcodes[1];
5940	case 1: pThis->abOpcodes[0] = pThis->pabOpcodes[0];
5941	}
5942
5943	/*
5944	* Check if the CPU supports the instruction.
5945	*/
5946	pThis->fCpuSetupFirstResult = Bs3Cg1CpuSetupFirst(pThis);
5947	if ( !pThis->fCpuSetupFirstResult
5948	\|\| (pThis->fFlags & (BS3CG1INSTR_F_UNUSED \| BS3CG1INSTR_F_INVALID)))
5949	fOuterInvalidInstr = true;
5950
5951	/* Switch the encoder for some of the invalid instructions on non-intel CPUs. */
5952	if ( (pThis->fFlags & BS3CG1INSTR_F_INTEL_DECODES_INVALID)
5953	&& pThis->bCpuVendor != BS3CPUVENDOR_INTEL
5954	&& ( (pThis->fFlags & (BS3CG1INSTR_F_UNUSED \| BS3CG1INSTR_F_INVALID))
5955	\|\| (BS3CG1_IS_64BIT_TARGET(pThis) && (pThis->fFlags & BS3CG1INSTR_F_INVALID_64BIT))
5956	\|\| fOuterInvalidInstr ) )
5957	pThis->enmEncoding = Bs3Cg1CalcNoneIntelInvalidEncoding(pThis->enmEncoding);
5958
5959	for (iCpuSetup = 0;; iCpuSetup++)
5960	{
5961	unsigned iEncoding;
5962	unsigned iEncodingNext;
5963
5964	/*
5965	* Prep the operands and encoding handling.
5966	*/
5967	Bs3Cg1SetOpSizes(pThis, pThis->bMode);
5968	if (!Bs3Cg1EncodePrep(pThis))
5969	break;
5970
5971	/*
5972	* Encode the instruction in various ways and check out the test values.
5973	*/
5974	for (iEncoding = 0;; iEncoding = iEncodingNext)
5975	{
5976	/*
5977	* Encode the next instruction variation.
5978	*/
5979	pThis->fInvalidEncoding = fOuterInvalidInstr;
5980	iEncodingNext = Bs3Cg1EncodeNext(pThis, iEncoding);
5981	if (iEncodingNext <= iEncoding)
5982	break;
5983	BS3CG1_DPRINTF(("\ndbg: Encoding #%u: cbCurInst=%u: %.*Rhxs fInvalidEncoding=%d\n",
5984	iEncoding, pThis->cbCurInstr, pThis->cbCurInstr, pThis->abCurInstr, pThis->fInvalidEncoding));
5985
5986	/*
5987	* Do the rings.
5988	*/
5989	for (iRing = pThis->iFirstRing + pThis->fSameRingNotOkay; iRing < pThis->iEndRing; iRing++)
5990	{
5991	PCBS3CG1TESTHDR pHdr;
5992
5993	pThis->uCpl = iRing;
5994	BS3CG1_DPRINTF(("dbg: Ring %u\n", iRing));
5995
5996	/*
5997	* Do the tests one by one.
5998	*/
5999	pHdr = pThis->pTestHdr;
6000	for (pThis->iTest = 0;; pThis->iTest++)
6001	{
6002	if (Bs3Cg1RunSelector(pThis, pHdr))
6003	{
6004	/* Okay, set up the execution context. */
6005	unsigned offCode;
6006	uint8_t BS3_FAR *pbCode;
6007
6008	Bs3MemCpy(&pThis->Ctx, &pThis->aInitialCtxs[iRing], sizeof(pThis->Ctx));
6009	if (pThis->fWorkExtCtx)
6010	Bs3ExtCtxCopy(pThis->pExtCtx, pThis->pInitialExtCtx);
6011	if (BS3_MODE_IS_PAGED(pThis->bMode))
6012	{
6013	offCode = X86_PAGE_SIZE - pThis->cbCurInstr;
6014	pbCode = &pThis->pbCodePg[offCode];
6015	//if (iEncoding > 0) { pbCode[-1] = 0xf4; offCode--; }
6016	}
6017	else
6018	{
6019	pbCode = pThis->pbCodePg;
6020	pbCode[pThis->cbCurInstr] = 0x0f; /* UD2 */
6021	pbCode[pThis->cbCurInstr + 1] = 0x0b;
6022	offCode = 0;
6023	}
6024	pThis->Ctx.rip.u = pThis->CodePgRip + offCode;
6025	Bs3MemCpy(pbCode, pThis->abCurInstr, pThis->cbCurInstr);
6026
6027	if (Bs3Cg1RunContextModifier(pThis, &pThis->Ctx, pHdr, pHdr->cbSelector, pHdr->cbInput, NULL, pbCode))
6028	{
6029	/* Run the instruction. */
6030	BS3CG1_DPRINTF(("dbg: Running test #%u\n", pThis->iTest));
6031	//Bs3RegCtxPrint(&pThis->Ctx);
6032	if (pThis->fWorkExtCtx)
6033	Bs3ExtCtxRestore(pThis->pExtCtx);
6034	Bs3TrapSetJmpAndRestore(&pThis->Ctx, &pThis->TrapFrame);
6035	if (pThis->fWorkExtCtx)
6036	Bs3ExtCtxSave(pThis->pResultExtCtx);
6037	BS3CG1_DPRINTF(("dbg: bXcpt=%#x rip=%RX64 -> %RX64\n",
6038	pThis->TrapFrame.bXcpt, pThis->Ctx.rip.u, pThis->TrapFrame.Ctx.rip.u));
6039
6040	/*
6041	* Apply the output modification program to the context.
6042	*/
6043	pThis->Ctx.rflags.u32 &= ~X86_EFL_RF;
6044	pThis->Ctx.rflags.u32 \|= pThis->TrapFrame.Ctx.rflags.u32 & X86_EFL_RF;
6045	pThis->bValueXcpt = UINT8_MAX; //???
6046	if ( pThis->fInvalidEncoding
6047	\|\| pThis->bAlignmentXcpt != UINT8_MAX
6048	\|\| pThis->bValueXcpt != UINT8_MAX
6049	\|\| Bs3Cg1RunContextModifier(pThis, &pThis->Ctx, pHdr,
6050	pHdr->cbSelector + pHdr->cbInput, pHdr->cbOutput,
6051	&pThis->TrapFrame.Ctx, NULL /pbCode/))
6052	Bs3Cg1CheckResult(pThis, bTestXcptExpected, false /fInvalidEncodingPgFault/, iEncoding);
6053	else
6054	{
6055	Bs3TestPrintf("Bs3Cg1RunContextModifier(out): iEncoding=%u iTest=%RU32 iInstr=%u %.*s\n",
6056	iEncoding, pThis->iTest, pThis->iInstr, pThis->cchMnemonic, pThis->pchMnemonic);
6057	ASMHalt();
6058	}
6059
6060	/*
6061	* If this is an invalid encoding or instruction, check that we
6062	* get a page fault when shortening it by one byte.
6063	* (Since we didn't execute the output context modifier, we don't
6064	* need to re-initialize the start context.)
6065	*/
6066	if ( pThis->fInvalidEncoding
6067	&& BS3_MODE_IS_PAGED(pThis->bMode)
6068	&& pThis->cbCurInstr)
6069	{
6070	pbCode += 1;
6071	offCode += 1;
6072	pThis->Ctx.rip.u = pThis->CodePgRip + offCode;
6073	Bs3MemCpy(pbCode, pThis->abCurInstr, pThis->cbCurInstr - 1);
6074
6075	/* Run the instruction. */
6076	BS3CG1_DPRINTF(("dbg: Running test #%u (cut short #PF)\n", pThis->iTest));
6077	//Bs3RegCtxPrint(&pThis->Ctx);
6078	if (pThis->fWorkExtCtx)
6079	Bs3ExtCtxRestore(pThis->pExtCtx);
6080	Bs3TrapSetJmpAndRestore(&pThis->Ctx, &pThis->TrapFrame);
6081	if (pThis->fWorkExtCtx)
6082	Bs3ExtCtxSave(pThis->pResultExtCtx);
6083	BS3CG1_DPRINTF(("dbg: bXcpt=%#x rip=%RX64 -> %RX64 (cut short #PF)\n",
6084	pThis->TrapFrame.bXcpt, pThis->Ctx.rip.u, pThis->TrapFrame.Ctx.rip.u));
6085
6086	/* Check it */
6087	pThis->Ctx.rflags.u32 &= ~X86_EFL_RF;
6088	pThis->Ctx.rflags.u32 \|= pThis->TrapFrame.Ctx.rflags.u32 & X86_EFL_RF;
6089	Bs3Cg1CheckResult(pThis, X86_XCPT_PF, true /fInvalidEncodingPgFault/, iEncoding);
6090	}
6091	}
6092	else
6093	{
6094	Bs3TestPrintf("Bs3Cg1RunContextModifier(in): iEncoding=%u iTest=%u iInstr=%RU32 %.*s\n",
6095	iEncoding, pThis->iTest, pThis->iInstr, pThis->cchMnemonic, pThis->pchMnemonic);
6096	ASMHalt();
6097	}
6098	}
6099	else
6100	BS3CG1_DPRINTF(("dbg: Skipping #%u\n", pThis->iTest));
6101
6102	/* advance */
6103	if (pHdr->fLast)
6104	{
6105	BS3CG1_DPRINTF(("dbg: Last\n\n"));
6106	break;
6107	}
6108	pHdr = (PCBS3CG1TESTHDR)((uint8_t BS3_FAR *)(pHdr + 1) + pHdr->cbInput + pHdr->cbOutput + pHdr->cbSelector);
6109	}
6110	}
6111	}
6112
6113	/*
6114	* Clean up (segment registers, etc) and get the next CPU config.
6115	*/
6116	Bs3Cg1EncodeCleanup(pThis);
6117	if (!Bs3Cg1CpuSetupNext(pThis, iCpuSetup, &fOuterInvalidInstr))
6118	break;
6119	if (pThis->fFlags & (BS3CG1INSTR_F_UNUSED \| BS3CG1INSTR_F_INVALID))
6120	fOuterInvalidInstr = true;
6121	}
6122	}
6123
6124	return 0;
6125	}
6126
6127
6128	BS3_DECL_FAR(uint8_t) BS3_CMN_NM(Bs3Cg1Worker)(uint8_t bMode)
6129	{
6130	uint8_t bRet = 1;
6131	BS3CG1STATE This;
6132
6133	#if 0
6134	/* (for debugging) */
6135	if (bMode != BS3_MODE_LM64)
6136	return BS3TESTDOMODE_SKIPPED;
6137	#endif
6138
6139	if (BS3_CMN_NM(Bs3Cg1Init)(&This, bMode))
6140	bRet = BS3_CMN_NM(Bs3Cg1WorkerInner)(&This);
6141	Bs3Cg1Destroy(&This);
6142
6143	#if 0
6144	/* (for debugging) */
6145	if (bMode == BS3_MODE_PPV86)
6146	{
6147	Bs3TestTerm();
6148	Bs3Shutdown();
6149	}
6150	#endif
6151	return bRet;
6152	}
6153

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source: vbox/trunk/src/VBox/ValidationKit/bootsectors/bs3-cpu-generated-1-template.c@ 105862

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