IEMInternal.h@ 71007

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1	/* $Id: IEMInternal.h 69111 2017-10-17 14:26:02Z vboxsync $ */
2	/** @file
3	* IEM - Internal header file.
4	*/
5
6	/*
7	* Copyright (C) 2011-2017 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#ifndef ___IEMInternal_h
19	#define ___IEMInternal_h
20
21	#include <VBox/vmm/cpum.h>
22	#include <VBox/vmm/iem.h>
23	#include <VBox/vmm/stam.h>
24	#include <VBox/param.h>
25
26	#include <setjmp.h>
27
28
29	RT_C_DECLS_BEGIN
30
31
32	/** @defgroup grp_iem_int Internals
33	* @ingroup grp_iem
34	* @internal
35	* @{
36	*/
37
38	/** For expanding symbol in slickedit and other products tagging and
39	* crossreferencing IEM symbols. */
40	#ifndef IEM_STATIC
41	# define IEM_STATIC static
42	#endif
43
44	/** @def IEM_WITH_3DNOW
45	* Includes the 3DNow decoding. */
46	#define IEM_WITH_3DNOW
47
48	/** @def IEM_WITH_THREE_0F_38
49	* Includes the three byte opcode map for instrs starting with 0x0f 0x38. */
50	#define IEM_WITH_THREE_0F_38
51
52	/** @def IEM_WITH_THREE_0F_3A
53	* Includes the three byte opcode map for instrs starting with 0x0f 0x38. */
54	#define IEM_WITH_THREE_0F_3A
55
56	/** @def IEM_WITH_VEX
57	* Includes the VEX decoding. */
58	#define IEM_WITH_VEX
59
60
61	/** @def IEM_VERIFICATION_MODE_FULL
62	* Shorthand for:
63	* defined(IEM_VERIFICATION_MODE) && !defined(IEM_VERIFICATION_MODE_MINIMAL)
64	*/
65	#if (defined(IEM_VERIFICATION_MODE) && !defined(IEM_VERIFICATION_MODE_MINIMAL) && !defined(IEM_VERIFICATION_MODE_FULL)) \
66	\|\| defined(DOXYGEN_RUNNING)
67	# define IEM_VERIFICATION_MODE_FULL
68	#endif
69
70
71	/** @def IEM_CFG_TARGET_CPU
72	* The minimum target CPU for the IEM emulation (IEMTARGETCPU_XXX value).
73	*
74	* By default we allow this to be configured by the user via the
75	* CPUM/GuestCpuName config string, but this comes at a slight cost during
76	* decoding. So, for applications of this code where there is no need to
77	* be dynamic wrt target CPU, just modify this define.
78	*/
79	#if !defined(IEM_CFG_TARGET_CPU) \|\| defined(DOXYGEN_RUNNING)
80	# define IEM_CFG_TARGET_CPU IEMTARGETCPU_DYNAMIC
81	#endif
82
83
84	//#define IEM_WITH_CODE_TLB// - work in progress
85
86
87	#if !defined(IN_TSTVMSTRUCT) && !defined(DOXYGEN_RUNNING)
88	/** Instruction statistics. */
89	typedef struct IEMINSTRSTATS
90	{
91	# define IEM_DO_INSTR_STAT(a_Name, a_szDesc) uint32_t a_Name;
92	# include "IEMInstructionStatisticsTmpl.h"
93	# undef IEM_DO_INSTR_STAT
94	} IEMINSTRSTATS;
95	#else
96	struct IEMINSTRSTATS;
97	typedef struct IEMINSTRSTATS IEMINSTRSTATS;
98	#endif
99	/** Pointer to IEM instruction statistics. */
100	typedef IEMINSTRSTATS *PIEMINSTRSTATS;
101
102	/** Finish and move to types.h */
103	typedef union
104	{
105	uint32_t u32;
106	} RTFLOAT32U;
107	typedef RTFLOAT32U *PRTFLOAT32U;
108	typedef RTFLOAT32U const *PCRTFLOAT32U;
109
110
111	/**
112	* Extended operand mode that includes a representation of 8-bit.
113	*
114	* This is used for packing down modes when invoking some C instruction
115	* implementations.
116	*/
117	typedef enum IEMMODEX
118	{
119	IEMMODEX_16BIT = IEMMODE_16BIT,
120	IEMMODEX_32BIT = IEMMODE_32BIT,
121	IEMMODEX_64BIT = IEMMODE_64BIT,
122	IEMMODEX_8BIT
123	} IEMMODEX;
124	AssertCompileSize(IEMMODEX, 4);
125
126
127	/**
128	* Branch types.
129	*/
130	typedef enum IEMBRANCH
131	{
132	IEMBRANCH_JUMP = 1,
133	IEMBRANCH_CALL,
134	IEMBRANCH_TRAP,
135	IEMBRANCH_SOFTWARE_INT,
136	IEMBRANCH_HARDWARE_INT
137	} IEMBRANCH;
138	AssertCompileSize(IEMBRANCH, 4);
139
140
141	/**
142	* INT instruction types.
143	*/
144	typedef enum IEMINT
145	{
146	/** INT n instruction (opcode 0xcd imm). */
147	IEMINT_INTN = 0,
148	/** Single byte INT3 instruction (opcode 0xcc). */
149	IEMINT_INT3 = IEM_XCPT_FLAGS_BP_INSTR,
150	/** Single byte INTO instruction (opcode 0xce). */
151	IEMINT_INTO = IEM_XCPT_FLAGS_OF_INSTR,
152	/** Single byte INT1 (ICEBP) instruction (opcode 0xf1). */
153	IEMINT_INT1 = IEM_XCPT_FLAGS_ICEBP_INSTR
154	} IEMINT;
155	AssertCompileSize(IEMINT, 4);
156
157
158	/**
159	* A FPU result.
160	*/
161	typedef struct IEMFPURESULT
162	{
163	/** The output value. */
164	RTFLOAT80U r80Result;
165	/** The output status. */
166	uint16_t FSW;
167	} IEMFPURESULT;
168	AssertCompileMemberOffset(IEMFPURESULT, FSW, 10);
169	/** Pointer to a FPU result. */
170	typedef IEMFPURESULT *PIEMFPURESULT;
171	/** Pointer to a const FPU result. */
172	typedef IEMFPURESULT const *PCIEMFPURESULT;
173
174
175	/**
176	* A FPU result consisting of two output values and FSW.
177	*/
178	typedef struct IEMFPURESULTTWO
179	{
180	/** The first output value. */
181	RTFLOAT80U r80Result1;
182	/** The output status. */
183	uint16_t FSW;
184	/** The second output value. */
185	RTFLOAT80U r80Result2;
186	} IEMFPURESULTTWO;
187	AssertCompileMemberOffset(IEMFPURESULTTWO, FSW, 10);
188	AssertCompileMemberOffset(IEMFPURESULTTWO, r80Result2, 12);
189	/** Pointer to a FPU result consisting of two output values and FSW. */
190	typedef IEMFPURESULTTWO *PIEMFPURESULTTWO;
191	/** Pointer to a const FPU result consisting of two output values and FSW. */
192	typedef IEMFPURESULTTWO const *PCIEMFPURESULTTWO;
193
194
195
196	#ifdef IEM_VERIFICATION_MODE_FULL
197
198	/**
199	* Verification event type.
200	*/
201	typedef enum IEMVERIFYEVENT
202	{
203	IEMVERIFYEVENT_INVALID = 0,
204	IEMVERIFYEVENT_IOPORT_READ,
205	IEMVERIFYEVENT_IOPORT_WRITE,
206	IEMVERIFYEVENT_IOPORT_STR_READ,
207	IEMVERIFYEVENT_IOPORT_STR_WRITE,
208	IEMVERIFYEVENT_RAM_WRITE,
209	IEMVERIFYEVENT_RAM_READ
210	} IEMVERIFYEVENT;
211
212	/** Checks if the event type is a RAM read or write. */
213	# define IEMVERIFYEVENT_IS_RAM(a_enmType) ((a_enmType) == IEMVERIFYEVENT_RAM_WRITE \|\| (a_enmType) == IEMVERIFYEVENT_RAM_READ)
214
215	/**
216	* Verification event record.
217	*/
218	typedef struct IEMVERIFYEVTREC
219	{
220	/** Pointer to the next record in the list. */
221	struct IEMVERIFYEVTREC *pNext;
222	/** The event type. */
223	IEMVERIFYEVENT enmEvent;
224	/** The event data. */
225	union
226	{
227	/** IEMVERIFYEVENT_IOPORT_READ */
228	struct
229	{
230	RTIOPORT Port;
231	uint8_t cbValue;
232	} IOPortRead;
233
234	/** IEMVERIFYEVENT_IOPORT_WRITE */
235	struct
236	{
237	RTIOPORT Port;
238	uint8_t cbValue;
239	uint32_t u32Value;
240	} IOPortWrite;
241
242	/** IEMVERIFYEVENT_IOPORT_STR_READ */
243	struct
244	{
245	RTIOPORT Port;
246	uint8_t cbValue;
247	RTGCUINTREG cTransfers;
248	} IOPortStrRead;
249
250	/** IEMVERIFYEVENT_IOPORT_STR_WRITE */
251	struct
252	{
253	RTIOPORT Port;
254	uint8_t cbValue;
255	RTGCUINTREG cTransfers;
256	} IOPortStrWrite;
257
258	/** IEMVERIFYEVENT_RAM_READ */
259	struct
260	{
261	RTGCPHYS GCPhys;
262	uint32_t cb;
263	} RamRead;
264
265	/** IEMVERIFYEVENT_RAM_WRITE */
266	struct
267	{
268	RTGCPHYS GCPhys;
269	uint32_t cb;
270	uint8_t ab[512];
271	} RamWrite;
272	} u;
273	} IEMVERIFYEVTREC;
274	/** Pointer to an IEM event verification records. */
275	typedef IEMVERIFYEVTREC *PIEMVERIFYEVTREC;
276
277	#endif /* IEM_VERIFICATION_MODE_FULL */
278
279
280	/**
281	* IEM TLB entry.
282	*
283	* Lookup assembly:
284	* @code{.asm}
285	; Calculate tag.
286	mov rax, [VA]
287	shl rax, 16
288	shr rax, 16 + X86_PAGE_SHIFT
289	or rax, [uTlbRevision]
290
291	; Do indexing.
292	movzx ecx, al
293	lea rcx, [pTlbEntries + rcx]
294
295	; Check tag.
296	cmp [rcx + IEMTLBENTRY.uTag], rax
297	jne .TlbMiss
298
299	; Check access.
300	movsx rax, ACCESS_FLAGS \| MAPPING_R3_NOT_VALID \| 0xffffff00
301	and rax, [rcx + IEMTLBENTRY.fFlagsAndPhysRev]
302	cmp rax, [uTlbPhysRev]
303	jne .TlbMiss
304
305	; Calc address and we're done.
306	mov eax, X86_PAGE_OFFSET_MASK
307	and eax, [VA]
308	or rax, [rcx + IEMTLBENTRY.pMappingR3]
309	%ifdef VBOX_WITH_STATISTICS
310	inc qword [cTlbHits]
311	%endif
312	jmp .Done
313
314	.TlbMiss:
315	mov r8d, ACCESS_FLAGS
316	mov rdx, [VA]
317	mov rcx, [pVCpu]
318	call iemTlbTypeMiss
319	.Done:
320
321	@endcode
322	*
323	*/
324	typedef struct IEMTLBENTRY
325	{
326	/** The TLB entry tag.
327	* Bits 35 thru 0 are made up of the virtual address shifted right 12 bits.
328	* Bits 63 thru 36 are made up of the TLB revision (zero means invalid).
329	*
330	* The TLB lookup code uses the current TLB revision, which won't ever be zero,
331	* enabling an extremely cheap TLB invalidation most of the time. When the TLB
332	* revision wraps around though, the tags needs to be zeroed.
333	*
334	* @note Try use SHRD instruction? After seeing
335	* https://gmplib.org/~tege/x86-timing.pdf, maybe not.
336	*/
337	uint64_t uTag;
338	/** Access flags and physical TLB revision.
339	*
340	* - Bit 0 - page tables - not executable (X86_PTE_PAE_NX).
341	* - Bit 1 - page tables - not writable (complemented X86_PTE_RW).
342	* - Bit 2 - page tables - not user (complemented X86_PTE_US).
343	* - Bit 3 - pgm phys/virt - not directly writable.
344	* - Bit 4 - pgm phys page - not directly readable.
345	* - Bit 5 - currently unused.
346	* - Bit 6 - page tables - not dirty (complemented X86_PTE_D).
347	* - Bit 7 - tlb entry - pMappingR3 member not valid.
348	* - Bits 63 thru 8 are used for the physical TLB revision number.
349	*
350	* We're using complemented bit meanings here because it makes it easy to check
351	* whether special action is required. For instance a user mode write access
352	* would do a "TEST fFlags, (X86_PTE_RW \| X86_PTE_US \| X86_PTE_D)" and a
353	* non-zero result would mean special handling needed because either it wasn't
354	* writable, or it wasn't user, or the page wasn't dirty. A user mode read
355	* access would do "TEST fFlags, X86_PTE_US"; and a kernel mode read wouldn't
356	* need to check any PTE flag.
357	*/
358	uint64_t fFlagsAndPhysRev;
359	/** The guest physical page address. */
360	uint64_t GCPhys;
361	/** Pointer to the ring-3 mapping (possibly also valid in ring-0). */
362	#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
363	R3PTRTYPE(uint8_t *) pbMappingR3;
364	#else
365	R3R0PTRTYPE(uint8_t *) pbMappingR3;
366	#endif
367	#if HC_ARCH_BITS == 32
368	uint32_t u32Padding1;
369	#endif
370	} IEMTLBENTRY;
371	AssertCompileSize(IEMTLBENTRY, 32);
372	/** Pointer to an IEM TLB entry. */
373	typedef IEMTLBENTRY *PIEMTLBENTRY;
374
375	/** @name IEMTLBE_F_XXX - TLB entry flags (IEMTLBENTRY::fFlagsAndPhysRev)
376	* @{ */
377	#define IEMTLBE_F_PT_NO_EXEC RT_BIT_64(0) /*< Page tables: Not executable. /
378	#define IEMTLBE_F_PT_NO_WRITE RT_BIT_64(1) /*< Page tables: Not writable. /
379	#define IEMTLBE_F_PT_NO_USER RT_BIT_64(2) /*< Page tables: Not user accessible (supervisor only). /
380	#define IEMTLBE_F_PG_NO_WRITE RT_BIT_64(3) /*< Phys page: Not writable (access handler, ROM, whatever). /
381	#define IEMTLBE_F_PG_NO_READ RT_BIT_64(4) /*< Phys page: Not readable (MMIO / access handler, ROM) /
382	#define IEMTLBE_F_PATCH_CODE RT_BIT_64(5) /*< Code TLB: Patch code (PATM). /
383	#define IEMTLBE_F_PT_NO_DIRTY RT_BIT_64(6) /*< Page tables: Not dirty (needs to be made dirty on write). /
384	#define IEMTLBE_F_NO_MAPPINGR3 RT_BIT_64(7) /*< TLB entry: The IEMTLBENTRY::pMappingR3 member is invalid. /
385	#define IEMTLBE_F_PHYS_REV UINT64_C(0xffffffffffffff00) /*< Physical revision mask. /
386	/** @} */
387
388
389	/**
390	* An IEM TLB.
391	*
392	* We've got two of these, one for data and one for instructions.
393	*/
394	typedef struct IEMTLB
395	{
396	/** The TLB entries.
397	* We've choosen 256 because that way we can obtain the result directly from a
398	* 8-bit register without an additional AND instruction. */
399	IEMTLBENTRY aEntries[256];
400	/** The TLB revision.
401	* This is actually only 28 bits wide (see IEMTLBENTRY::uTag) and is incremented
402	* by adding RT_BIT_64(36) to it. When it wraps around and becomes zero, all
403	* the tags in the TLB must be zeroed and the revision set to RT_BIT_64(36).
404	* (The revision zero indicates an invalid TLB entry.)
405	*
406	* The initial value is choosen to cause an early wraparound. */
407	uint64_t uTlbRevision;
408	/** The TLB physical address revision - shadow of PGM variable.
409	*
410	* This is actually only 56 bits wide (see IEMTLBENTRY::fFlagsAndPhysRev) and is
411	* incremented by adding RT_BIT_64(8). When it wraps around and becomes zero,
412	* a rendezvous is called and each CPU wipe the IEMTLBENTRY::pMappingR3 as well
413	* as IEMTLBENTRY::fFlagsAndPhysRev bits 63 thru 8, 4, and 3.
414	*
415	* The initial value is choosen to cause an early wraparound. */
416	uint64_t volatile uTlbPhysRev;
417
418	/* Statistics: */
419
420	/** TLB hits (VBOX_WITH_STATISTICS only). */
421	uint64_t cTlbHits;
422	/** TLB misses. */
423	uint32_t cTlbMisses;
424	/** Slow read path. */
425	uint32_t cTlbSlowReadPath;
426	#if 0
427	/** TLB misses because of tag mismatch. */
428	uint32_t cTlbMissesTag;
429	/** TLB misses because of virtual access violation. */
430	uint32_t cTlbMissesVirtAccess;
431	/** TLB misses because of dirty bit. */
432	uint32_t cTlbMissesDirty;
433	/** TLB misses because of MMIO */
434	uint32_t cTlbMissesMmio;
435	/** TLB misses because of write access handlers. */
436	uint32_t cTlbMissesWriteHandler;
437	/** TLB misses because no r3(/r0) mapping. */
438	uint32_t cTlbMissesMapping;
439	#endif
440	/** Alignment padding. */
441	uint32_t au32Padding[3+5];
442	} IEMTLB;
443	AssertCompileSizeAlignment(IEMTLB, 64);
444	/** IEMTLB::uTlbRevision increment. */
445	#define IEMTLB_REVISION_INCR RT_BIT_64(36)
446	/** IEMTLB::uTlbPhysRev increment. */
447	#define IEMTLB_PHYS_REV_INCR RT_BIT_64(8)
448
449
450	/**
451	* The per-CPU IEM state.
452	*/
453	typedef struct IEMCPU
454	{
455	/** Info status code that needs to be propagated to the IEM caller.
456	* This cannot be passed internally, as it would complicate all success
457	* checks within the interpreter making the code larger and almost impossible
458	* to get right. Instead, we'll store status codes to pass on here. Each
459	* source of these codes will perform appropriate sanity checks. */
460	int32_t rcPassUp; /* 0x00 */
461
462	/** The current CPU execution mode (CS). */
463	IEMMODE enmCpuMode; /* 0x04 */
464	/** The CPL. */
465	uint8_t uCpl; /* 0x05 */
466
467	/** Whether to bypass access handlers or not. */
468	bool fBypassHandlers; /* 0x06 */
469	/** Indicates that we're interpreting patch code - RC only! */
470	bool fInPatchCode; /* 0x07 */
471
472	/** @name Decoder state.
473	* @{ */
474	#ifdef IEM_WITH_CODE_TLB
475	/** The offset of the next instruction byte. */
476	uint32_t offInstrNextByte; /* 0x08 */
477	/** The number of bytes available at pbInstrBuf for the current instruction.
478	* This takes the max opcode length into account so that doesn't need to be
479	* checked separately. */
480	uint32_t cbInstrBuf; /* 0x0c */
481	/** Pointer to the page containing RIP, user specified buffer or abOpcode.
482	* This can be NULL if the page isn't mappable for some reason, in which
483	* case we'll do fallback stuff.
484	*
485	* If we're executing an instruction from a user specified buffer,
486	* IEMExecOneWithPrefetchedByPC and friends, this is not necessarily a page
487	* aligned pointer but pointer to the user data.
488	*
489	* For instructions crossing pages, this will start on the first page and be
490	* advanced to the next page by the time we've decoded the instruction. This
491	* therefore precludes stuff like <tt>pbInstrBuf[offInstrNextByte + cbInstrBuf - cbCurInstr]</tt>
492	*/
493	uint8_t const pbInstrBuf; / 0x10 */
494	# if ARCH_BITS == 32
495	uint32_t uInstrBufHigh; /** The high dword of the host context pbInstrBuf member. */
496	# endif
497	/** The program counter corresponding to pbInstrBuf.
498	* This is set to a non-canonical address when we need to invalidate it. */
499	uint64_t uInstrBufPc; /* 0x18 */
500	/** The number of bytes available at pbInstrBuf in total (for IEMExecLots).
501	* This takes the CS segment limit into account. */
502	uint16_t cbInstrBufTotal; /* 0x20 */
503	/** Offset into pbInstrBuf of the first byte of the current instruction.
504	* Can be negative to efficiently handle cross page instructions. */
505	int16_t offCurInstrStart; /* 0x22 */
506
507	/** The prefix mask (IEM_OP_PRF_XXX). */
508	uint32_t fPrefixes; /* 0x24 */
509	/** The extra REX ModR/M register field bit (REX.R << 3). */
510	uint8_t uRexReg; /* 0x28 */
511	/** The extra REX ModR/M r/m field, SIB base and opcode reg bit
512	* (REX.B << 3). */
513	uint8_t uRexB; /* 0x29 */
514	/** The extra REX SIB index field bit (REX.X << 3). */
515	uint8_t uRexIndex; /* 0x2a */
516
517	/** The effective segment register (X86_SREG_XXX). */
518	uint8_t iEffSeg; /* 0x2b */
519
520	#else
521	/** The size of what has currently been fetched into abOpcode. */
522	uint8_t cbOpcode; /* 0x08 */
523	/** The current offset into abOpcode. */
524	uint8_t offOpcode; /* 0x09 */
525
526	/** The effective segment register (X86_SREG_XXX). */
527	uint8_t iEffSeg; /* 0x0a */
528
529	/** The extra REX ModR/M register field bit (REX.R << 3). */
530	uint8_t uRexReg; /* 0x0b */
531	/** The prefix mask (IEM_OP_PRF_XXX). */
532	uint32_t fPrefixes; /* 0x0c */
533	/** The extra REX ModR/M r/m field, SIB base and opcode reg bit
534	* (REX.B << 3). */
535	uint8_t uRexB; /* 0x10 */
536	/** The extra REX SIB index field bit (REX.X << 3). */
537	uint8_t uRexIndex; /* 0x11 */
538
539	#endif
540
541	/** The effective operand mode. */
542	IEMMODE enmEffOpSize; /* 0x2c, 0x12 */
543	/** The default addressing mode. */
544	IEMMODE enmDefAddrMode; /* 0x2d, 0x13 */
545	/** The effective addressing mode. */
546	IEMMODE enmEffAddrMode; /* 0x2e, 0x14 */
547	/** The default operand mode. */
548	IEMMODE enmDefOpSize; /* 0x2f, 0x15 */
549
550	/** Prefix index (VEX.pp) for two byte and three byte tables. */
551	uint8_t idxPrefix; /* 0x30, 0x16 */
552	/** 3rd VEX/EVEX/XOP register.
553	* Please use IEM_GET_EFFECTIVE_VVVV to access. */
554	uint8_t uVex3rdReg; /* 0x31, 0x17 */
555	/** The VEX/EVEX/XOP length field. */
556	uint8_t uVexLength; /* 0x32, 0x18 */
557	/** Additional EVEX stuff. */
558	uint8_t fEvexStuff; /* 0x33, 0x19 */
559
560	/** The FPU opcode (FOP). */
561	uint16_t uFpuOpcode; /* 0x34, 0x1a */
562
563	/** Explicit alignment padding. */
564	#ifdef IEM_WITH_CODE_TLB
565	uint8_t abAlignment2a[2]; /* 0x36 */
566	#endif
567
568	/** The opcode bytes. */
569	uint8_t abOpcode[15]; /* 0x48, 0x1c */
570	/** Explicit alignment padding. */
571	#ifdef IEM_WITH_CODE_TLB
572	uint8_t abAlignment2c[0x48 - 0x47]; /* 0x37 */
573	#else
574	uint8_t abAlignment2c[0x48 - 0x2b]; /* 0x2b */
575	#endif
576	/** @} */
577
578
579	/** The flags of the current exception / interrupt. */
580	uint32_t fCurXcpt; /* 0x48, 0x48 */
581	/** The current exception / interrupt. */
582	uint8_t uCurXcpt;
583	/** Exception / interrupt recursion depth. */
584	int8_t cXcptRecursions;
585
586	/** The number of active guest memory mappings. */
587	uint8_t cActiveMappings;
588	/** The next unused mapping index. */
589	uint8_t iNextMapping;
590	/** Records for tracking guest memory mappings. */
591	struct
592	{
593	/** The address of the mapped bytes. */
594	void *pv;
595	#if defined(IN_RC) && HC_ARCH_BITS == 64
596	uint32_t u32Alignment3; /*< Alignment padding. /
597	#endif
598	/** The access flags (IEM_ACCESS_XXX).
599	* IEM_ACCESS_INVALID if the entry is unused. */
600	uint32_t fAccess;
601	#if HC_ARCH_BITS == 64
602	uint32_t u32Alignment4; /*< Alignment padding. /
603	#endif
604	} aMemMappings[3];
605
606	/** Locking records for the mapped memory. */
607	union
608	{
609	PGMPAGEMAPLOCK Lock;
610	uint64_t au64Padding[2];
611	} aMemMappingLocks[3];
612
613	/** Bounce buffer info.
614	* This runs in parallel to aMemMappings. */
615	struct
616	{
617	/** The physical address of the first byte. */
618	RTGCPHYS GCPhysFirst;
619	/** The physical address of the second page. */
620	RTGCPHYS GCPhysSecond;
621	/** The number of bytes in the first page. */
622	uint16_t cbFirst;
623	/** The number of bytes in the second page. */
624	uint16_t cbSecond;
625	/** Whether it's unassigned memory. */
626	bool fUnassigned;
627	/** Explicit alignment padding. */
628	bool afAlignment5[3];
629	} aMemBbMappings[3];
630
631	/** Bounce buffer storage.
632	* This runs in parallel to aMemMappings and aMemBbMappings. */
633	struct
634	{
635	uint8_t ab[512];
636	} aBounceBuffers[3];
637
638
639	/** Pointer set jump buffer - ring-3 context. */
640	R3PTRTYPE(jmp_buf *) pJmpBufR3;
641	/** Pointer set jump buffer - ring-0 context. */
642	R0PTRTYPE(jmp_buf *) pJmpBufR0;
643	/** Pointer set jump buffer - raw-mode context. */
644	RCPTRTYPE(jmp_buf *) pJmpBufRC;
645
646	/** @todo Should move this near @a fCurXcpt later. */
647	/** The error code for the current exception / interrupt. */
648	uint32_t uCurXcptErr;
649	/** The CR2 for the current exception / interrupt. */
650	uint64_t uCurXcptCr2;
651
652	/** @name Statistics
653	* @{ */
654	/** The number of instructions we've executed. */
655	uint32_t cInstructions;
656	/** The number of potential exits. */
657	uint32_t cPotentialExits;
658	/** The number of bytes data or stack written (mostly for IEMExecOneEx).
659	* This may contain uncommitted writes. */
660	uint32_t cbWritten;
661	/** Counts the VERR_IEM_INSTR_NOT_IMPLEMENTED returns. */
662	uint32_t cRetInstrNotImplemented;
663	/** Counts the VERR_IEM_ASPECT_NOT_IMPLEMENTED returns. */
664	uint32_t cRetAspectNotImplemented;
665	/** Counts informational statuses returned (other than VINF_SUCCESS). */
666	uint32_t cRetInfStatuses;
667	/** Counts other error statuses returned. */
668	uint32_t cRetErrStatuses;
669	/** Number of times rcPassUp has been used. */
670	uint32_t cRetPassUpStatus;
671	/** Number of times RZ left with instruction commit pending for ring-3. */
672	uint32_t cPendingCommit;
673	/** Number of long jumps. */
674	uint32_t cLongJumps;
675	uint32_t uAlignment6; /*< Alignment padding. /
676	#ifdef IEM_VERIFICATION_MODE_FULL
677	/** The Number of I/O port reads that has been performed. */
678	uint32_t cIOReads;
679	/** The Number of I/O port writes that has been performed. */
680	uint32_t cIOWrites;
681	/** Set if no comparison to REM is currently performed.
682	* This is used to skip past really slow bits. */
683	bool fNoRem;
684	/** Saved fNoRem flag used by #iemInitExec and #iemUninitExec. */
685	bool fNoRemSavedByExec;
686	/** Indicates that RAX and RDX differences should be ignored since RDTSC
687	* and RDTSCP are timing sensitive. */
688	bool fIgnoreRaxRdx;
689	/** Indicates that a MOVS instruction with overlapping source and destination
690	* was executed, causing the memory write records to be incorrrect. */
691	bool fOverlappingMovs;
692	/** Set if there are problematic memory accesses (MMIO, write monitored, ++). */
693	bool fProblematicMemory;
694	/** This is used to communicate a CPL changed caused by IEMInjectTrap that
695	* CPUM doesn't yet reflect. */
696	uint8_t uInjectCpl;
697	/** To prevent EMR3HmSingleInstruction from triggering endless recursion via
698	* emR3ExecuteInstruction and iemExecVerificationModeCheck. */
699	uint8_t cVerifyDepth;
700	bool afAlignment7[2];
701	/** Mask of undefined eflags.
702	* The verifier will any difference in these flags. */
703	uint32_t fUndefinedEFlags;
704	/** The CS of the instruction being interpreted. */
705	RTSEL uOldCs;
706	/** The RIP of the instruction being interpreted. */
707	uint64_t uOldRip;
708	/** The physical address corresponding to abOpcodes[0]. */
709	RTGCPHYS GCPhysOpcodes;
710	#endif
711	/** @} */
712
713	/** @name Target CPU information.
714	* @{ */
715	#if IEM_CFG_TARGET_CPU == IEMTARGETCPU_DYNAMIC
716	/** The target CPU. */
717	uint32_t uTargetCpu;
718	#else
719	uint32_t u32TargetCpuPadding;
720	#endif
721	/** The CPU vendor. */
722	CPUMCPUVENDOR enmCpuVendor;
723	/** @} */
724
725	/** @name Host CPU information.
726	* @{ */
727	/** The CPU vendor. */
728	CPUMCPUVENDOR enmHostCpuVendor;
729	/** @} */
730
731	uint32_t au32Alignment8[HC_ARCH_BITS == 64 ? 4 + 8 : 4]; /*< Alignment padding. /
732
733	/** Data TLB.
734	* @remarks Must be 64-byte aligned. */
735	IEMTLB DataTlb;
736	/** Instruction TLB.
737	* @remarks Must be 64-byte aligned. */
738	IEMTLB CodeTlb;
739
740	/** Pointer to the CPU context - ring-3 context.
741	* @todo put inside IEM_VERIFICATION_MODE_FULL++. */
742	R3PTRTYPE(PCPUMCTX) pCtxR3;
743	/** Pointer to the CPU context - ring-0 context. */
744	R0PTRTYPE(PCPUMCTX) pCtxR0;
745	/** Pointer to the CPU context - raw-mode context. */
746	RCPTRTYPE(PCPUMCTX) pCtxRC;
747
748	/** Pointer to instruction statistics for raw-mode context (same as R0). */
749	RCPTRTYPE(PIEMINSTRSTATS) pStatsRC;
750	/** Pointer to instruction statistics for ring-0 context (same as RC). */
751	R0PTRTYPE(PIEMINSTRSTATS) pStatsR0;
752	/** Pointer to instruction statistics for non-ring-3 code. */
753	R3PTRTYPE(PIEMINSTRSTATS) pStatsCCR3;
754	/** Pointer to instruction statistics for ring-3 context. */
755	R3PTRTYPE(PIEMINSTRSTATS) pStatsR3;
756
757	#ifdef IEM_VERIFICATION_MODE_FULL
758	/** The event verification records for what IEM did (LIFO). */
759	R3PTRTYPE(PIEMVERIFYEVTREC) pIemEvtRecHead;
760	/** Insertion point for pIemEvtRecHead. */
761	R3PTRTYPE(PIEMVERIFYEVTREC *) ppIemEvtRecNext;
762	/** The event verification records for what the other party did (FIFO). */
763	R3PTRTYPE(PIEMVERIFYEVTREC) pOtherEvtRecHead;
764	/** Insertion point for pOtherEvtRecHead. */
765	R3PTRTYPE(PIEMVERIFYEVTREC *) ppOtherEvtRecNext;
766	/** List of free event records. */
767	R3PTRTYPE(PIEMVERIFYEVTREC) pFreeEvtRec;
768	#endif
769	} IEMCPU;
770	AssertCompileMemberOffset(IEMCPU, fCurXcpt, 0x48);
771	AssertCompileMemberAlignment(IEMCPU, DataTlb, 64);
772	AssertCompileMemberAlignment(IEMCPU, CodeTlb, 64);
773	/** Pointer to the per-CPU IEM state. */
774	typedef IEMCPU *PIEMCPU;
775	/** Pointer to the const per-CPU IEM state. */
776	typedef IEMCPU const *PCIEMCPU;
777
778
779	/** @def IEM_GET_CTX
780	* Gets the guest CPU context for the calling EMT.
781	* @returns PCPUMCTX
782	* @param a_pVCpu The cross context virtual CPU structure of the calling thread.
783	*/
784	#if !defined(IEM_VERIFICATION_MODE_FULL) && !defined(IEM_VERIFICATION_MODE) \
785	&& !defined(IEM_VERIFICATION_MODE_MINIMAL) && defined(VMCPU_INCL_CPUM_GST_CTX)
786	# define IEM_GET_CTX(a_pVCpu) (&(a_pVCpu)->cpum.GstCtx)
787	#else
788	# define IEM_GET_CTX(a_pVCpu) ((a_pVCpu)->iem.s.CTX_SUFF(pCtx))
789	#endif
790
791	/** Gets the current IEMTARGETCPU value.
792	* @returns IEMTARGETCPU value.
793	* @param a_pVCpu The cross context virtual CPU structure of the calling thread.
794	*/
795	#if IEM_CFG_TARGET_CPU != IEMTARGETCPU_DYNAMIC
796	# define IEM_GET_TARGET_CPU(a_pVCpu) (IEM_CFG_TARGET_CPU)
797	#else
798	# define IEM_GET_TARGET_CPU(a_pVCpu) ((a_pVCpu)->iem.s.uTargetCpu)
799	#endif
800
801	/** @def Gets the instruction length. */
802	#ifdef IEM_WITH_CODE_TLB
803	# define IEM_GET_INSTR_LEN(a_pVCpu) ((a_pVCpu)->iem.s.offInstrNextByte - (uint32_t)(int32_t)(a_pVCpu)->iem.s.offCurInstrStart)
804	#else
805	# define IEM_GET_INSTR_LEN(a_pVCpu) ((a_pVCpu)->iem.s.offOpcode)
806	#endif
807
808
809	/** @name IEM_ACCESS_XXX - Access details.
810	* @{ */
811	#define IEM_ACCESS_INVALID UINT32_C(0x000000ff)
812	#define IEM_ACCESS_TYPE_READ UINT32_C(0x00000001)
813	#define IEM_ACCESS_TYPE_WRITE UINT32_C(0x00000002)
814	#define IEM_ACCESS_TYPE_EXEC UINT32_C(0x00000004)
815	#define IEM_ACCESS_TYPE_MASK UINT32_C(0x00000007)
816	#define IEM_ACCESS_WHAT_CODE UINT32_C(0x00000010)
817	#define IEM_ACCESS_WHAT_DATA UINT32_C(0x00000020)
818	#define IEM_ACCESS_WHAT_STACK UINT32_C(0x00000030)
819	#define IEM_ACCESS_WHAT_SYS UINT32_C(0x00000040)
820	#define IEM_ACCESS_WHAT_MASK UINT32_C(0x00000070)
821	/** The writes are partial, so if initialize the bounce buffer with the
822	* orignal RAM content. */
823	#define IEM_ACCESS_PARTIAL_WRITE UINT32_C(0x00000100)
824	/** Used in aMemMappings to indicate that the entry is bounce buffered. */
825	#define IEM_ACCESS_BOUNCE_BUFFERED UINT32_C(0x00000200)
826	/** Bounce buffer with ring-3 write pending, first page. */
827	#define IEM_ACCESS_PENDING_R3_WRITE_1ST UINT32_C(0x00000400)
828	/** Bounce buffer with ring-3 write pending, second page. */
829	#define IEM_ACCESS_PENDING_R3_WRITE_2ND UINT32_C(0x00000800)
830	/** Valid bit mask. */
831	#define IEM_ACCESS_VALID_MASK UINT32_C(0x00000fff)
832	/** Read+write data alias. */
833	#define IEM_ACCESS_DATA_RW (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_TYPE_WRITE \| IEM_ACCESS_WHAT_DATA)
834	/** Write data alias. */
835	#define IEM_ACCESS_DATA_W (IEM_ACCESS_TYPE_WRITE \| IEM_ACCESS_WHAT_DATA)
836	/** Read data alias. */
837	#define IEM_ACCESS_DATA_R (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_WHAT_DATA)
838	/** Instruction fetch alias. */
839	#define IEM_ACCESS_INSTRUCTION (IEM_ACCESS_TYPE_EXEC \| IEM_ACCESS_WHAT_CODE)
840	/** Stack write alias. */
841	#define IEM_ACCESS_STACK_W (IEM_ACCESS_TYPE_WRITE \| IEM_ACCESS_WHAT_STACK)
842	/** Stack read alias. */
843	#define IEM_ACCESS_STACK_R (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_WHAT_STACK)
844	/** Stack read+write alias. */
845	#define IEM_ACCESS_STACK_RW (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_TYPE_WRITE \| IEM_ACCESS_WHAT_STACK)
846	/** Read system table alias. */
847	#define IEM_ACCESS_SYS_R (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_WHAT_SYS)
848	/** Read+write system table alias. */
849	#define IEM_ACCESS_SYS_RW (IEM_ACCESS_TYPE_READ \| IEM_ACCESS_TYPE_WRITE \| IEM_ACCESS_WHAT_SYS)
850	/** @} */
851
852	/** @name Prefix constants (IEMCPU::fPrefixes)
853	* @{ */
854	#define IEM_OP_PRF_SEG_CS RT_BIT_32(0) /*< CS segment prefix (0x2e). /
855	#define IEM_OP_PRF_SEG_SS RT_BIT_32(1) /*< SS segment prefix (0x36). /
856	#define IEM_OP_PRF_SEG_DS RT_BIT_32(2) /*< DS segment prefix (0x3e). /
857	#define IEM_OP_PRF_SEG_ES RT_BIT_32(3) /*< ES segment prefix (0x26). /
858	#define IEM_OP_PRF_SEG_FS RT_BIT_32(4) /*< FS segment prefix (0x64). /
859	#define IEM_OP_PRF_SEG_GS RT_BIT_32(5) /*< GS segment prefix (0x65). /
860	#define IEM_OP_PRF_SEG_MASK UINT32_C(0x3f)
861
862	#define IEM_OP_PRF_SIZE_OP RT_BIT_32(8) /*< Operand size prefix (0x66). /
863	#define IEM_OP_PRF_SIZE_REX_W RT_BIT_32(9) /*< REX.W prefix (0x48-0x4f). /
864	#define IEM_OP_PRF_SIZE_ADDR RT_BIT_32(10) /*< Address size prefix (0x67). /
865
866	#define IEM_OP_PRF_LOCK RT_BIT_32(16) /*< Lock prefix (0xf0). /
867	#define IEM_OP_PRF_REPNZ RT_BIT_32(17) /*< Repeat-not-zero prefix (0xf2). /
868	#define IEM_OP_PRF_REPZ RT_BIT_32(18) /*< Repeat-if-zero prefix (0xf3). /
869
870	#define IEM_OP_PRF_REX RT_BIT_32(24) /*< Any REX prefix (0x40-0x4f). /
871	#define IEM_OP_PRF_REX_R RT_BIT_32(25) /*< REX.R prefix (0x44,0x45,0x46,0x47,0x4c,0x4d,0x4e,0x4f). /
872	#define IEM_OP_PRF_REX_B RT_BIT_32(26) /*< REX.B prefix (0x41,0x43,0x45,0x47,0x49,0x4b,0x4d,0x4f). /
873	#define IEM_OP_PRF_REX_X RT_BIT_32(27) /*< REX.X prefix (0x42,0x43,0x46,0x47,0x4a,0x4b,0x4e,0x4f). /
874	/** Mask with all the REX prefix flags.
875	* This is generally for use when needing to undo the REX prefixes when they
876	* are followed legacy prefixes and therefore does not immediately preceed
877	* the first opcode byte.
878	* For testing whether any REX prefix is present, use IEM_OP_PRF_REX instead. */
879	#define IEM_OP_PRF_REX_MASK (IEM_OP_PRF_REX \| IEM_OP_PRF_REX_R \| IEM_OP_PRF_REX_B \| IEM_OP_PRF_REX_X \| IEM_OP_PRF_SIZE_REX_W )
880
881	#define IEM_OP_PRF_VEX RT_BIT_32(28) /*< Indiciates VEX prefix. /
882	#define IEM_OP_PRF_EVEX RT_BIT_32(29) /*< Indiciates EVEX prefix. /
883	#define IEM_OP_PRF_XOP RT_BIT_32(30) /*< Indiciates XOP prefix. /
884	/** @} */
885
886	/** @name IEMOPFORM_XXX - Opcode forms
887	* @note These are ORed together with IEMOPHINT_XXX.
888	* @{ */
889	/** ModR/M: reg, r/m */
890	#define IEMOPFORM_RM 0
891	/** ModR/M: reg, r/m (register) */
892	#define IEMOPFORM_RM_REG (IEMOPFORM_RM \| IEMOPFORM_MOD3)
893	/** ModR/M: reg, r/m (memory) */
894	#define IEMOPFORM_RM_MEM (IEMOPFORM_RM \| IEMOPFORM_NOT_MOD3)
895	/** ModR/M: r/m, reg */
896	#define IEMOPFORM_MR 1
897	/** ModR/M: r/m (register), reg */
898	#define IEMOPFORM_MR_REG (IEMOPFORM_MR \| IEMOPFORM_MOD3)
899	/** ModR/M: r/m (memory), reg */
900	#define IEMOPFORM_MR_MEM (IEMOPFORM_MR \| IEMOPFORM_NOT_MOD3)
901	/** ModR/M: r/m only */
902	#define IEMOPFORM_M 2
903	/** ModR/M: r/m only (register). */
904	#define IEMOPFORM_M_REG (IEMOPFORM_M \| IEMOPFORM_MOD3)
905	/** ModR/M: r/m only (memory). */
906	#define IEMOPFORM_M_MEM (IEMOPFORM_M \| IEMOPFORM_NOT_MOD3)
907	/** ModR/M: reg only */
908	#define IEMOPFORM_R 3
909
910	/** VEX+ModR/M: reg, r/m */
911	#define IEMOPFORM_VEX_RM 4
912	/** VEX+ModR/M: reg, r/m (register) */
913	#define IEMOPFORM_VEX_RM_REG (IEMOPFORM_VEX_RM \| IEMOPFORM_MOD3)
914	/** VEX+ModR/M: reg, r/m (memory) */
915	#define IEMOPFORM_VEX_RM_MEM (IEMOPFORM_VEX_RM \| IEMOPFORM_NOT_MOD3)
916	/** VEX+ModR/M: r/m, reg */
917	#define IEMOPFORM_VEX_MR 5
918	/** VEX+ModR/M: r/m (register), reg */
919	#define IEMOPFORM_VEX_MR_REG (IEMOPFORM_VEX_MR \| IEMOPFORM_MOD3)
920	/** VEX+ModR/M: r/m (memory), reg */
921	#define IEMOPFORM_VEX_MR_MEM (IEMOPFORM_VEX_MR \| IEMOPFORM_NOT_MOD3)
922	/** VEX+ModR/M: r/m only */
923	#define IEMOPFORM_VEX_M 6
924	/** VEX+ModR/M: r/m only (register). */
925	#define IEMOPFORM_VEX_M_REG (IEMOPFORM_VEX_M \| IEMOPFORM_MOD3)
926	/** VEX+ModR/M: r/m only (memory). */
927	#define IEMOPFORM_VEX_M_MEM (IEMOPFORM_VEX_M \| IEMOPFORM_NOT_MOD3)
928	/** VEX+ModR/M: reg only */
929	#define IEMOPFORM_VEX_R 7
930	/** VEX+ModR/M: reg, vvvv, r/m */
931	#define IEMOPFORM_VEX_RVM 8
932	/** VEX+ModR/M: reg, vvvv, r/m (register). */
933	#define IEMOPFORM_VEX_RVM_REG (IEMOPFORM_VEX_RVM \| IEMOPFORM_MOD3)
934	/** VEX+ModR/M: reg, vvvv, r/m (memory). */
935	#define IEMOPFORM_VEX_RVM_MEM (IEMOPFORM_VEX_RVM \| IEMOPFORM_NOT_MOD3)
936	/** VEX+ModR/M: r/m, vvvv, reg */
937	#define IEMOPFORM_VEX_MVR 9
938	/** VEX+ModR/M: r/m, vvvv, reg (register) */
939	#define IEMOPFORM_VEX_MVR_REG (IEMOPFORM_VEX_MVR \| IEMOPFORM_MOD3)
940	/** VEX+ModR/M: r/m, vvvv, reg (memory) */
941	#define IEMOPFORM_VEX_MVR_MEM (IEMOPFORM_VEX_MVR \| IEMOPFORM_NOT_MOD3)
942
943	/** Fixed register instruction, no R/M. */
944	#define IEMOPFORM_FIXED 16
945
946	/** The r/m is a register. */
947	#define IEMOPFORM_MOD3 RT_BIT_32(8)
948	/** The r/m is a memory access. */
949	#define IEMOPFORM_NOT_MOD3 RT_BIT_32(9)
950	/** @} */
951
952	/** @name IEMOPHINT_XXX - Additional Opcode Hints
953	* @note These are ORed together with IEMOPFORM_XXX.
954	* @{ */
955	/** Ignores the operand size prefix (66h). */
956	#define IEMOPHINT_IGNORES_OZ_PFX RT_BIT_32(10)
957	/** Ignores REX.W (aka WIG). */
958	#define IEMOPHINT_IGNORES_REXW RT_BIT_32(11)
959	/** Both the operand size prefixes (66h + REX.W) are ignored. */
960	#define IEMOPHINT_IGNORES_OP_SIZES (IEMOPHINT_IGNORES_OZ_PFX \| IEMOPHINT_IGNORES_REXW)
961	/** Allowed with the lock prefix. */
962	#define IEMOPHINT_LOCK_ALLOWED RT_BIT_32(11)
963	/** The VEX.L value is ignored (aka LIG). */
964	#define IEMOPHINT_VEX_L_IGNORED RT_BIT_32(12)
965	/** The VEX.L value must be zero (i.e. 128-bit width only). */
966	#define IEMOPHINT_VEX_L_ZERO RT_BIT_32(13)
967
968	/** Hint to IEMAllInstructionPython.py that this macro should be skipped. */
969	#define IEMOPHINT_SKIP_PYTHON RT_BIT_32(31)
970	/** @} */
971
972	/**
973	* Possible hardware task switch sources.
974	*/
975	typedef enum IEMTASKSWITCH
976	{
977	/** Task switch caused by an interrupt/exception. */
978	IEMTASKSWITCH_INT_XCPT = 1,
979	/** Task switch caused by a far CALL. */
980	IEMTASKSWITCH_CALL,
981	/** Task switch caused by a far JMP. */
982	IEMTASKSWITCH_JUMP,
983	/** Task switch caused by an IRET. */
984	IEMTASKSWITCH_IRET
985	} IEMTASKSWITCH;
986	AssertCompileSize(IEMTASKSWITCH, 4);
987
988	/**
989	* Possible CrX load (write) sources.
990	*/
991	typedef enum IEMACCESSCRX
992	{
993	/** CrX access caused by 'mov crX' instruction. */
994	IEMACCESSCRX_MOV_CRX,
995	/** CrX (CR0) write caused by 'lmsw' instruction. */
996	IEMACCESSCRX_LMSW,
997	/** CrX (CR0) write caused by 'clts' instruction. */
998	IEMACCESSCRX_CLTS,
999	/** CrX (CR0) read caused by 'smsw' instruction. */
1000	IEMACCESSCRX_SMSW
1001	} IEMACCESSCRX;
1002
1003	/**
1004	* Tests if verification mode is enabled.
1005	*
1006	* This expands to @c false when IEM_VERIFICATION_MODE is not defined and
1007	* should therefore cause the compiler to eliminate the verification branch
1008	* of an if statement. */
1009	#ifdef IEM_VERIFICATION_MODE_FULL
1010	# define IEM_VERIFICATION_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1011	#elif defined(IEM_VERIFICATION_MODE_MINIMAL)
1012	# define IEM_VERIFICATION_ENABLED(a_pVCpu) (true)
1013	#else
1014	# define IEM_VERIFICATION_ENABLED(a_pVCpu) (false)
1015	#endif
1016
1017	/**
1018	* Tests if full verification mode is enabled.
1019	*
1020	* This expands to @c false when IEM_VERIFICATION_MODE_FULL is not defined and
1021	* should therefore cause the compiler to eliminate the verification branch
1022	* of an if statement. */
1023	#ifdef IEM_VERIFICATION_MODE_FULL
1024	# define IEM_FULL_VERIFICATION_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1025	#else
1026	# define IEM_FULL_VERIFICATION_ENABLED(a_pVCpu) (false)
1027	#endif
1028
1029	/**
1030	* Tests if full verification mode is enabled again REM.
1031	*
1032	* This expands to @c false when IEM_VERIFICATION_MODE_FULL is not defined and
1033	* should therefore cause the compiler to eliminate the verification branch
1034	* of an if statement. */
1035	#ifdef IEM_VERIFICATION_MODE_FULL
1036	# ifdef IEM_VERIFICATION_MODE_FULL_HM
1037	# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem && !HMIsEnabled((a_pVCpu)->CTX_SUFF(pVM)))
1038	# else
1039	# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1040	# endif
1041	#else
1042	# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (false)
1043	#endif
1044
1045	/** @def IEM_VERIFICATION_MODE
1046	* Indicates that one of the verfication modes are enabled.
1047	*/
1048	#if (defined(IEM_VERIFICATION_MODE_FULL) \|\| defined(IEM_VERIFICATION_MODE_MINIMAL)) && !defined(IEM_VERIFICATION_MODE) \
1049	\|\| defined(DOXYGEN_RUNNING)
1050	# define IEM_VERIFICATION_MODE
1051	#endif
1052
1053	/**
1054	* Indicates to the verifier that the given flag set is undefined.
1055	*
1056	* Can be invoked again to add more flags.
1057	*
1058	* This is a NOOP if the verifier isn't compiled in.
1059	*/
1060	#ifdef IEM_VERIFICATION_MODE_FULL
1061	# define IEMOP_VERIFICATION_UNDEFINED_EFLAGS(a_fEfl) do { pVCpu->iem.s.fUndefinedEFlags \|= (a_fEfl); } while (0)
1062	#else
1063	# define IEMOP_VERIFICATION_UNDEFINED_EFLAGS(a_fEfl) do { } while (0)
1064	#endif
1065
1066
1067	/** @def IEM_DECL_IMPL_TYPE
1068	* For typedef'ing an instruction implementation function.
1069	*
1070	* @param a_RetType The return type.
1071	* @param a_Name The name of the type.
1072	* @param a_ArgList The argument list enclosed in parentheses.
1073	*/
1074
1075	/** @def IEM_DECL_IMPL_DEF
1076	* For defining an instruction implementation function.
1077	*
1078	* @param a_RetType The return type.
1079	* @param a_Name The name of the type.
1080	* @param a_ArgList The argument list enclosed in parentheses.
1081	*/
1082
1083	#if defined(__GNUC__) && defined(RT_ARCH_X86)
1084	# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1085	__attribute__((__fastcall__)) a_RetType (a_Name) a_ArgList
1086	# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1087	__attribute__((__fastcall__, __nothrow__)) a_RetType a_Name a_ArgList
1088
1089	#elif defined(_MSC_VER) && defined(RT_ARCH_X86)
1090	# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1091	a_RetType (__fastcall a_Name) a_ArgList
1092	# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1093	a_RetType __fastcall a_Name a_ArgList
1094
1095	#else
1096	# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1097	a_RetType (VBOXCALL a_Name) a_ArgList
1098	# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1099	a_RetType VBOXCALL a_Name a_ArgList
1100
1101	#endif
1102
1103	/** @name Arithmetic assignment operations on bytes (binary).
1104	* @{ */
1105	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU8, (uint8_t pu8Dst, uint8_t u8Src, uint32_t pEFlags));
1106	typedef FNIEMAIMPLBINU8 *PFNIEMAIMPLBINU8;
1107	FNIEMAIMPLBINU8 iemAImpl_add_u8, iemAImpl_add_u8_locked;
1108	FNIEMAIMPLBINU8 iemAImpl_adc_u8, iemAImpl_adc_u8_locked;
1109	FNIEMAIMPLBINU8 iemAImpl_sub_u8, iemAImpl_sub_u8_locked;
1110	FNIEMAIMPLBINU8 iemAImpl_sbb_u8, iemAImpl_sbb_u8_locked;
1111	FNIEMAIMPLBINU8 iemAImpl_or_u8, iemAImpl_or_u8_locked;
1112	FNIEMAIMPLBINU8 iemAImpl_xor_u8, iemAImpl_xor_u8_locked;
1113	FNIEMAIMPLBINU8 iemAImpl_and_u8, iemAImpl_and_u8_locked;
1114	/** @} */
1115
1116	/** @name Arithmetic assignment operations on words (binary).
1117	* @{ */
1118	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU16, (uint16_t pu16Dst, uint16_t u16Src, uint32_t pEFlags));
1119	typedef FNIEMAIMPLBINU16 *PFNIEMAIMPLBINU16;
1120	FNIEMAIMPLBINU16 iemAImpl_add_u16, iemAImpl_add_u16_locked;
1121	FNIEMAIMPLBINU16 iemAImpl_adc_u16, iemAImpl_adc_u16_locked;
1122	FNIEMAIMPLBINU16 iemAImpl_sub_u16, iemAImpl_sub_u16_locked;
1123	FNIEMAIMPLBINU16 iemAImpl_sbb_u16, iemAImpl_sbb_u16_locked;
1124	FNIEMAIMPLBINU16 iemAImpl_or_u16, iemAImpl_or_u16_locked;
1125	FNIEMAIMPLBINU16 iemAImpl_xor_u16, iemAImpl_xor_u16_locked;
1126	FNIEMAIMPLBINU16 iemAImpl_and_u16, iemAImpl_and_u16_locked;
1127	/** @} */
1128
1129	/** @name Arithmetic assignment operations on double words (binary).
1130	* @{ */
1131	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU32, (uint32_t pu32Dst, uint32_t u32Src, uint32_t pEFlags));
1132	typedef FNIEMAIMPLBINU32 *PFNIEMAIMPLBINU32;
1133	FNIEMAIMPLBINU32 iemAImpl_add_u32, iemAImpl_add_u32_locked;
1134	FNIEMAIMPLBINU32 iemAImpl_adc_u32, iemAImpl_adc_u32_locked;
1135	FNIEMAIMPLBINU32 iemAImpl_sub_u32, iemAImpl_sub_u32_locked;
1136	FNIEMAIMPLBINU32 iemAImpl_sbb_u32, iemAImpl_sbb_u32_locked;
1137	FNIEMAIMPLBINU32 iemAImpl_or_u32, iemAImpl_or_u32_locked;
1138	FNIEMAIMPLBINU32 iemAImpl_xor_u32, iemAImpl_xor_u32_locked;
1139	FNIEMAIMPLBINU32 iemAImpl_and_u32, iemAImpl_and_u32_locked;
1140	/** @} */
1141
1142	/** @name Arithmetic assignment operations on quad words (binary).
1143	* @{ */
1144	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU64, (uint64_t pu64Dst, uint64_t u64Src, uint32_t pEFlags));
1145	typedef FNIEMAIMPLBINU64 *PFNIEMAIMPLBINU64;
1146	FNIEMAIMPLBINU64 iemAImpl_add_u64, iemAImpl_add_u64_locked;
1147	FNIEMAIMPLBINU64 iemAImpl_adc_u64, iemAImpl_adc_u64_locked;
1148	FNIEMAIMPLBINU64 iemAImpl_sub_u64, iemAImpl_sub_u64_locked;
1149	FNIEMAIMPLBINU64 iemAImpl_sbb_u64, iemAImpl_sbb_u64_locked;
1150	FNIEMAIMPLBINU64 iemAImpl_or_u64, iemAImpl_or_u64_locked;
1151	FNIEMAIMPLBINU64 iemAImpl_xor_u64, iemAImpl_xor_u64_locked;
1152	FNIEMAIMPLBINU64 iemAImpl_and_u64, iemAImpl_and_u64_locked;
1153	/** @} */
1154
1155	/** @name Compare operations (thrown in with the binary ops).
1156	* @{ */
1157	FNIEMAIMPLBINU8 iemAImpl_cmp_u8;
1158	FNIEMAIMPLBINU16 iemAImpl_cmp_u16;
1159	FNIEMAIMPLBINU32 iemAImpl_cmp_u32;
1160	FNIEMAIMPLBINU64 iemAImpl_cmp_u64;
1161	/** @} */
1162
1163	/** @name Test operations (thrown in with the binary ops).
1164	* @{ */
1165	FNIEMAIMPLBINU8 iemAImpl_test_u8;
1166	FNIEMAIMPLBINU16 iemAImpl_test_u16;
1167	FNIEMAIMPLBINU32 iemAImpl_test_u32;
1168	FNIEMAIMPLBINU64 iemAImpl_test_u64;
1169	/** @} */
1170
1171	/** @name Bit operations operations (thrown in with the binary ops).
1172	* @{ */
1173	FNIEMAIMPLBINU16 iemAImpl_bt_u16, iemAImpl_bt_u16_locked;
1174	FNIEMAIMPLBINU32 iemAImpl_bt_u32, iemAImpl_bt_u32_locked;
1175	FNIEMAIMPLBINU64 iemAImpl_bt_u64, iemAImpl_bt_u64_locked;
1176	FNIEMAIMPLBINU16 iemAImpl_btc_u16, iemAImpl_btc_u16_locked;
1177	FNIEMAIMPLBINU32 iemAImpl_btc_u32, iemAImpl_btc_u32_locked;
1178	FNIEMAIMPLBINU64 iemAImpl_btc_u64, iemAImpl_btc_u64_locked;
1179	FNIEMAIMPLBINU16 iemAImpl_btr_u16, iemAImpl_btr_u16_locked;
1180	FNIEMAIMPLBINU32 iemAImpl_btr_u32, iemAImpl_btr_u32_locked;
1181	FNIEMAIMPLBINU64 iemAImpl_btr_u64, iemAImpl_btr_u64_locked;
1182	FNIEMAIMPLBINU16 iemAImpl_bts_u16, iemAImpl_bts_u16_locked;
1183	FNIEMAIMPLBINU32 iemAImpl_bts_u32, iemAImpl_bts_u32_locked;
1184	FNIEMAIMPLBINU64 iemAImpl_bts_u64, iemAImpl_bts_u64_locked;
1185	/** @} */
1186
1187	/** @name Exchange memory with register operations.
1188	* @{ */
1189	IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u8, (uint8_t pu8Mem, uint8_t pu8Reg));
1190	IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u16,(uint16_t pu16Mem, uint16_t pu16Reg));
1191	IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u32,(uint32_t pu32Mem, uint32_t pu32Reg));
1192	IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u64,(uint64_t pu64Mem, uint64_t pu64Reg));
1193	/** @} */
1194
1195	/** @name Exchange and add operations.
1196	* @{ */
1197	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u8, (uint8_t pu8Dst, uint8_t pu8Reg, uint32_t *pEFlags));
1198	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u16,(uint16_t pu16Dst, uint16_t pu16Reg, uint32_t *pEFlags));
1199	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u32,(uint32_t pu32Dst, uint32_t pu32Reg, uint32_t *pEFlags));
1200	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u64,(uint64_t pu64Dst, uint64_t pu64Reg, uint32_t *pEFlags));
1201	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u8_locked, (uint8_t pu8Dst, uint8_t pu8Reg, uint32_t *pEFlags));
1202	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u16_locked,(uint16_t pu16Dst, uint16_t pu16Reg, uint32_t *pEFlags));
1203	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u32_locked,(uint32_t pu32Dst, uint32_t pu32Reg, uint32_t *pEFlags));
1204	IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u64_locked,(uint64_t pu64Dst, uint64_t pu64Reg, uint32_t *pEFlags));
1205	/** @} */
1206
1207	/** @name Compare and exchange.
1208	* @{ */
1209	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u8, (uint8_t pu8Dst, uint8_t puAl, uint8_t uSrcReg, uint32_t *pEFlags));
1210	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u8_locked, (uint8_t pu8Dst, uint8_t puAl, uint8_t uSrcReg, uint32_t *pEFlags));
1211	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u16, (uint16_t pu16Dst, uint16_t puAx, uint16_t uSrcReg, uint32_t *pEFlags));
1212	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u16_locked,(uint16_t pu16Dst, uint16_t puAx, uint16_t uSrcReg, uint32_t *pEFlags));
1213	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u32, (uint32_t pu32Dst, uint32_t puEax, uint32_t uSrcReg, uint32_t *pEFlags));
1214	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u32_locked,(uint32_t pu32Dst, uint32_t puEax, uint32_t uSrcReg, uint32_t *pEFlags));
1215	#ifdef RT_ARCH_X86
1216	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64, (uint64_t pu64Dst, uint64_t puRax, uint64_t puSrcReg, uint32_t pEFlags));
1217	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64_locked,(uint64_t pu64Dst, uint64_t puRax, uint64_t puSrcReg, uint32_t pEFlags));
1218	#else
1219	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64, (uint64_t pu64Dst, uint64_t puRax, uint64_t uSrcReg, uint32_t *pEFlags));
1220	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64_locked,(uint64_t pu64Dst, uint64_t puRax, uint64_t uSrcReg, uint32_t *pEFlags));
1221	#endif
1222	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg8b,(uint64_t *pu64Dst, PRTUINT64U pu64EaxEdx, PRTUINT64U pu64EbxEcx,
1223	uint32_t *pEFlags));
1224	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg8b_locked,(uint64_t *pu64Dst, PRTUINT64U pu64EaxEdx, PRTUINT64U pu64EbxEcx,
1225	uint32_t *pEFlags));
1226	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx, PRTUINT128U pu128RbxRcx,
1227	uint32_t *pEFlags));
1228	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b_locked,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx, PRTUINT128U pu128RbxRcx,
1229	uint32_t *pEFlags));
1230	IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b_fallback,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx,
1231	PRTUINT128U pu128RbxRcx, uint32_t *pEFlags));
1232	/** @} */
1233
1234	/** @name Memory ordering
1235	* @{ */
1236	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEMFENCE,(void));
1237	typedef FNIEMAIMPLMEMFENCE *PFNIEMAIMPLMEMFENCE;
1238	IEM_DECL_IMPL_DEF(void, iemAImpl_mfence,(void));
1239	IEM_DECL_IMPL_DEF(void, iemAImpl_sfence,(void));
1240	IEM_DECL_IMPL_DEF(void, iemAImpl_lfence,(void));
1241	IEM_DECL_IMPL_DEF(void, iemAImpl_alt_mem_fence,(void));
1242	/** @} */
1243
1244	/** @name Double precision shifts
1245	* @{ */
1246	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU16,(uint16_t pu16Dst, uint16_t u16Src, uint8_t cShift, uint32_t pEFlags));
1247	typedef FNIEMAIMPLSHIFTDBLU16 *PFNIEMAIMPLSHIFTDBLU16;
1248	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU32,(uint32_t pu32Dst, uint32_t u32Src, uint8_t cShift, uint32_t pEFlags));
1249	typedef FNIEMAIMPLSHIFTDBLU32 *PFNIEMAIMPLSHIFTDBLU32;
1250	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU64,(uint64_t pu64Dst, uint64_t u64Src, uint8_t cShift, uint32_t pEFlags));
1251	typedef FNIEMAIMPLSHIFTDBLU64 *PFNIEMAIMPLSHIFTDBLU64;
1252	FNIEMAIMPLSHIFTDBLU16 iemAImpl_shld_u16;
1253	FNIEMAIMPLSHIFTDBLU32 iemAImpl_shld_u32;
1254	FNIEMAIMPLSHIFTDBLU64 iemAImpl_shld_u64;
1255	FNIEMAIMPLSHIFTDBLU16 iemAImpl_shrd_u16;
1256	FNIEMAIMPLSHIFTDBLU32 iemAImpl_shrd_u32;
1257	FNIEMAIMPLSHIFTDBLU64 iemAImpl_shrd_u64;
1258	/** @} */
1259
1260
1261	/** @name Bit search operations (thrown in with the binary ops).
1262	* @{ */
1263	FNIEMAIMPLBINU16 iemAImpl_bsf_u16;
1264	FNIEMAIMPLBINU32 iemAImpl_bsf_u32;
1265	FNIEMAIMPLBINU64 iemAImpl_bsf_u64;
1266	FNIEMAIMPLBINU16 iemAImpl_bsr_u16;
1267	FNIEMAIMPLBINU32 iemAImpl_bsr_u32;
1268	FNIEMAIMPLBINU64 iemAImpl_bsr_u64;
1269	/** @} */
1270
1271	/** @name Signed multiplication operations (thrown in with the binary ops).
1272	* @{ */
1273	FNIEMAIMPLBINU16 iemAImpl_imul_two_u16;
1274	FNIEMAIMPLBINU32 iemAImpl_imul_two_u32;
1275	FNIEMAIMPLBINU64 iemAImpl_imul_two_u64;
1276	/** @} */
1277
1278	/** @name Arithmetic assignment operations on bytes (unary).
1279	* @{ */
1280	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU8, (uint8_t pu8Dst, uint32_t pEFlags));
1281	typedef FNIEMAIMPLUNARYU8 *PFNIEMAIMPLUNARYU8;
1282	FNIEMAIMPLUNARYU8 iemAImpl_inc_u8, iemAImpl_inc_u8_locked;
1283	FNIEMAIMPLUNARYU8 iemAImpl_dec_u8, iemAImpl_dec_u8_locked;
1284	FNIEMAIMPLUNARYU8 iemAImpl_not_u8, iemAImpl_not_u8_locked;
1285	FNIEMAIMPLUNARYU8 iemAImpl_neg_u8, iemAImpl_neg_u8_locked;
1286	/** @} */
1287
1288	/** @name Arithmetic assignment operations on words (unary).
1289	* @{ */
1290	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU16, (uint16_t pu16Dst, uint32_t pEFlags));
1291	typedef FNIEMAIMPLUNARYU16 *PFNIEMAIMPLUNARYU16;
1292	FNIEMAIMPLUNARYU16 iemAImpl_inc_u16, iemAImpl_inc_u16_locked;
1293	FNIEMAIMPLUNARYU16 iemAImpl_dec_u16, iemAImpl_dec_u16_locked;
1294	FNIEMAIMPLUNARYU16 iemAImpl_not_u16, iemAImpl_not_u16_locked;
1295	FNIEMAIMPLUNARYU16 iemAImpl_neg_u16, iemAImpl_neg_u16_locked;
1296	/** @} */
1297
1298	/** @name Arithmetic assignment operations on double words (unary).
1299	* @{ */
1300	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU32, (uint32_t pu32Dst, uint32_t pEFlags));
1301	typedef FNIEMAIMPLUNARYU32 *PFNIEMAIMPLUNARYU32;
1302	FNIEMAIMPLUNARYU32 iemAImpl_inc_u32, iemAImpl_inc_u32_locked;
1303	FNIEMAIMPLUNARYU32 iemAImpl_dec_u32, iemAImpl_dec_u32_locked;
1304	FNIEMAIMPLUNARYU32 iemAImpl_not_u32, iemAImpl_not_u32_locked;
1305	FNIEMAIMPLUNARYU32 iemAImpl_neg_u32, iemAImpl_neg_u32_locked;
1306	/** @} */
1307
1308	/** @name Arithmetic assignment operations on quad words (unary).
1309	* @{ */
1310	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU64, (uint64_t pu64Dst, uint32_t pEFlags));
1311	typedef FNIEMAIMPLUNARYU64 *PFNIEMAIMPLUNARYU64;
1312	FNIEMAIMPLUNARYU64 iemAImpl_inc_u64, iemAImpl_inc_u64_locked;
1313	FNIEMAIMPLUNARYU64 iemAImpl_dec_u64, iemAImpl_dec_u64_locked;
1314	FNIEMAIMPLUNARYU64 iemAImpl_not_u64, iemAImpl_not_u64_locked;
1315	FNIEMAIMPLUNARYU64 iemAImpl_neg_u64, iemAImpl_neg_u64_locked;
1316	/** @} */
1317
1318
1319	/** @name Shift operations on bytes (Group 2).
1320	* @{ */
1321	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU8,(uint8_t pu8Dst, uint8_t cShift, uint32_t pEFlags));
1322	typedef FNIEMAIMPLSHIFTU8 *PFNIEMAIMPLSHIFTU8;
1323	FNIEMAIMPLSHIFTU8 iemAImpl_rol_u8;
1324	FNIEMAIMPLSHIFTU8 iemAImpl_ror_u8;
1325	FNIEMAIMPLSHIFTU8 iemAImpl_rcl_u8;
1326	FNIEMAIMPLSHIFTU8 iemAImpl_rcr_u8;
1327	FNIEMAIMPLSHIFTU8 iemAImpl_shl_u8;
1328	FNIEMAIMPLSHIFTU8 iemAImpl_shr_u8;
1329	FNIEMAIMPLSHIFTU8 iemAImpl_sar_u8;
1330	/** @} */
1331
1332	/** @name Shift operations on words (Group 2).
1333	* @{ */
1334	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU16,(uint16_t pu16Dst, uint8_t cShift, uint32_t pEFlags));
1335	typedef FNIEMAIMPLSHIFTU16 *PFNIEMAIMPLSHIFTU16;
1336	FNIEMAIMPLSHIFTU16 iemAImpl_rol_u16;
1337	FNIEMAIMPLSHIFTU16 iemAImpl_ror_u16;
1338	FNIEMAIMPLSHIFTU16 iemAImpl_rcl_u16;
1339	FNIEMAIMPLSHIFTU16 iemAImpl_rcr_u16;
1340	FNIEMAIMPLSHIFTU16 iemAImpl_shl_u16;
1341	FNIEMAIMPLSHIFTU16 iemAImpl_shr_u16;
1342	FNIEMAIMPLSHIFTU16 iemAImpl_sar_u16;
1343	/** @} */
1344
1345	/** @name Shift operations on double words (Group 2).
1346	* @{ */
1347	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU32,(uint32_t pu32Dst, uint8_t cShift, uint32_t pEFlags));
1348	typedef FNIEMAIMPLSHIFTU32 *PFNIEMAIMPLSHIFTU32;
1349	FNIEMAIMPLSHIFTU32 iemAImpl_rol_u32;
1350	FNIEMAIMPLSHIFTU32 iemAImpl_ror_u32;
1351	FNIEMAIMPLSHIFTU32 iemAImpl_rcl_u32;
1352	FNIEMAIMPLSHIFTU32 iemAImpl_rcr_u32;
1353	FNIEMAIMPLSHIFTU32 iemAImpl_shl_u32;
1354	FNIEMAIMPLSHIFTU32 iemAImpl_shr_u32;
1355	FNIEMAIMPLSHIFTU32 iemAImpl_sar_u32;
1356	/** @} */
1357
1358	/** @name Shift operations on words (Group 2).
1359	* @{ */
1360	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU64,(uint64_t pu64Dst, uint8_t cShift, uint32_t pEFlags));
1361	typedef FNIEMAIMPLSHIFTU64 *PFNIEMAIMPLSHIFTU64;
1362	FNIEMAIMPLSHIFTU64 iemAImpl_rol_u64;
1363	FNIEMAIMPLSHIFTU64 iemAImpl_ror_u64;
1364	FNIEMAIMPLSHIFTU64 iemAImpl_rcl_u64;
1365	FNIEMAIMPLSHIFTU64 iemAImpl_rcr_u64;
1366	FNIEMAIMPLSHIFTU64 iemAImpl_shl_u64;
1367	FNIEMAIMPLSHIFTU64 iemAImpl_shr_u64;
1368	FNIEMAIMPLSHIFTU64 iemAImpl_sar_u64;
1369	/** @} */
1370
1371	/** @name Multiplication and division operations.
1372	* @{ */
1373	typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU8,(uint16_t pu16AX, uint8_t u8FactorDivisor, uint32_t pEFlags));
1374	typedef FNIEMAIMPLMULDIVU8 *PFNIEMAIMPLMULDIVU8;
1375	FNIEMAIMPLMULDIVU8 iemAImpl_mul_u8, iemAImpl_imul_u8;
1376	FNIEMAIMPLMULDIVU8 iemAImpl_div_u8, iemAImpl_idiv_u8;
1377
1378	typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU16,(uint16_t pu16AX, uint16_t pu16DX, uint16_t u16FactorDivisor, uint32_t *pEFlags));
1379	typedef FNIEMAIMPLMULDIVU16 *PFNIEMAIMPLMULDIVU16;
1380	FNIEMAIMPLMULDIVU16 iemAImpl_mul_u16, iemAImpl_imul_u16;
1381	FNIEMAIMPLMULDIVU16 iemAImpl_div_u16, iemAImpl_idiv_u16;
1382
1383	typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU32,(uint32_t pu32EAX, uint32_t pu32EDX, uint32_t u32FactorDivisor, uint32_t *pEFlags));
1384	typedef FNIEMAIMPLMULDIVU32 *PFNIEMAIMPLMULDIVU32;
1385	FNIEMAIMPLMULDIVU32 iemAImpl_mul_u32, iemAImpl_imul_u32;
1386	FNIEMAIMPLMULDIVU32 iemAImpl_div_u32, iemAImpl_idiv_u32;
1387
1388	typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU64,(uint64_t pu64RAX, uint64_t pu64RDX, uint64_t u64FactorDivisor, uint32_t *pEFlags));
1389	typedef FNIEMAIMPLMULDIVU64 *PFNIEMAIMPLMULDIVU64;
1390	FNIEMAIMPLMULDIVU64 iemAImpl_mul_u64, iemAImpl_imul_u64;
1391	FNIEMAIMPLMULDIVU64 iemAImpl_div_u64, iemAImpl_idiv_u64;
1392	/** @} */
1393
1394	/** @name Byte Swap.
1395	* @{ */
1396	IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u16,(uint32_t pu32Dst)); / Yes, 32-bit register access. */
1397	IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u32,(uint32_t *pu32Dst));
1398	IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u64,(uint64_t *pu64Dst));
1399	/** @} */
1400
1401	/** @name Misc.
1402	* @{ */
1403	FNIEMAIMPLBINU16 iemAImpl_arpl;
1404	/** @} */
1405
1406
1407	/** @name FPU operations taking a 32-bit float argument
1408	* @{ */
1409	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR32FSW,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1410	PCRTFLOAT80U pr80Val1, PCRTFLOAT32U pr32Val2));
1411	typedef FNIEMAIMPLFPUR32FSW *PFNIEMAIMPLFPUR32FSW;
1412
1413	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR32,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1414	PCRTFLOAT80U pr80Val1, PCRTFLOAT32U pr32Val2));
1415	typedef FNIEMAIMPLFPUR32 *PFNIEMAIMPLFPUR32;
1416
1417	FNIEMAIMPLFPUR32FSW iemAImpl_fcom_r80_by_r32;
1418	FNIEMAIMPLFPUR32 iemAImpl_fadd_r80_by_r32;
1419	FNIEMAIMPLFPUR32 iemAImpl_fmul_r80_by_r32;
1420	FNIEMAIMPLFPUR32 iemAImpl_fsub_r80_by_r32;
1421	FNIEMAIMPLFPUR32 iemAImpl_fsubr_r80_by_r32;
1422	FNIEMAIMPLFPUR32 iemAImpl_fdiv_r80_by_r32;
1423	FNIEMAIMPLFPUR32 iemAImpl_fdivr_r80_by_r32;
1424
1425	IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r32_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT32U pr32Val));
1426	IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1427	PRTFLOAT32U pr32Val, PCRTFLOAT80U pr80Val));
1428	/** @} */
1429
1430	/** @name FPU operations taking a 64-bit float argument
1431	* @{ */
1432	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR64,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1433	PCRTFLOAT80U pr80Val1, PCRTFLOAT64U pr64Val2));
1434	typedef FNIEMAIMPLFPUR64 *PFNIEMAIMPLFPUR64;
1435
1436	FNIEMAIMPLFPUR64 iemAImpl_fadd_r80_by_r64;
1437	FNIEMAIMPLFPUR64 iemAImpl_fmul_r80_by_r64;
1438	FNIEMAIMPLFPUR64 iemAImpl_fsub_r80_by_r64;
1439	FNIEMAIMPLFPUR64 iemAImpl_fsubr_r80_by_r64;
1440	FNIEMAIMPLFPUR64 iemAImpl_fdiv_r80_by_r64;
1441	FNIEMAIMPLFPUR64 iemAImpl_fdivr_r80_by_r64;
1442
1443	IEM_DECL_IMPL_DEF(void, iemAImpl_fcom_r80_by_r64,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1444	PCRTFLOAT80U pr80Val1, PCRTFLOAT64U pr64Val2));
1445	IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r64_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT64U pr64Val));
1446	IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1447	PRTFLOAT64U pr32Val, PCRTFLOAT80U pr80Val));
1448	/** @} */
1449
1450	/** @name FPU operations taking a 80-bit float argument
1451	* @{ */
1452	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1453	PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1454	typedef FNIEMAIMPLFPUR80 *PFNIEMAIMPLFPUR80;
1455	FNIEMAIMPLFPUR80 iemAImpl_fadd_r80_by_r80;
1456	FNIEMAIMPLFPUR80 iemAImpl_fmul_r80_by_r80;
1457	FNIEMAIMPLFPUR80 iemAImpl_fsub_r80_by_r80;
1458	FNIEMAIMPLFPUR80 iemAImpl_fsubr_r80_by_r80;
1459	FNIEMAIMPLFPUR80 iemAImpl_fdiv_r80_by_r80;
1460	FNIEMAIMPLFPUR80 iemAImpl_fdivr_r80_by_r80;
1461	FNIEMAIMPLFPUR80 iemAImpl_fprem_r80_by_r80;
1462	FNIEMAIMPLFPUR80 iemAImpl_fprem1_r80_by_r80;
1463	FNIEMAIMPLFPUR80 iemAImpl_fscale_r80_by_r80;
1464
1465	FNIEMAIMPLFPUR80 iemAImpl_fpatan_r80_by_r80;
1466	FNIEMAIMPLFPUR80 iemAImpl_fyl2x_r80_by_r80;
1467	FNIEMAIMPLFPUR80 iemAImpl_fyl2xp1_r80_by_r80;
1468
1469	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80FSW,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1470	PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1471	typedef FNIEMAIMPLFPUR80FSW *PFNIEMAIMPLFPUR80FSW;
1472	FNIEMAIMPLFPUR80FSW iemAImpl_fcom_r80_by_r80;
1473	FNIEMAIMPLFPUR80FSW iemAImpl_fucom_r80_by_r80;
1474
1475	typedef IEM_DECL_IMPL_TYPE(uint32_t, FNIEMAIMPLFPUR80EFL,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1476	PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1477	typedef FNIEMAIMPLFPUR80EFL *PFNIEMAIMPLFPUR80EFL;
1478	FNIEMAIMPLFPUR80EFL iemAImpl_fcomi_r80_by_r80;
1479	FNIEMAIMPLFPUR80EFL iemAImpl_fucomi_r80_by_r80;
1480
1481	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARY,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT80U pr80Val));
1482	typedef FNIEMAIMPLFPUR80UNARY *PFNIEMAIMPLFPUR80UNARY;
1483	FNIEMAIMPLFPUR80UNARY iemAImpl_fabs_r80;
1484	FNIEMAIMPLFPUR80UNARY iemAImpl_fchs_r80;
1485	FNIEMAIMPLFPUR80UNARY iemAImpl_f2xm1_r80;
1486	FNIEMAIMPLFPUR80UNARY iemAImpl_fsqrt_r80;
1487	FNIEMAIMPLFPUR80UNARY iemAImpl_frndint_r80;
1488	FNIEMAIMPLFPUR80UNARY iemAImpl_fsin_r80;
1489	FNIEMAIMPLFPUR80UNARY iemAImpl_fcos_r80;
1490
1491	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARYFSW,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw, PCRTFLOAT80U pr80Val));
1492	typedef FNIEMAIMPLFPUR80UNARYFSW *PFNIEMAIMPLFPUR80UNARYFSW;
1493	FNIEMAIMPLFPUR80UNARYFSW iemAImpl_ftst_r80;
1494	FNIEMAIMPLFPUR80UNARYFSW iemAImpl_fxam_r80;
1495
1496	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80LDCONST,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes));
1497	typedef FNIEMAIMPLFPUR80LDCONST *PFNIEMAIMPLFPUR80LDCONST;
1498	FNIEMAIMPLFPUR80LDCONST iemAImpl_fld1;
1499	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldl2t;
1500	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldl2e;
1501	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldpi;
1502	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldlg2;
1503	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldln2;
1504	FNIEMAIMPLFPUR80LDCONST iemAImpl_fldz;
1505
1506	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARYTWO,(PCX86FXSTATE pFpuState, PIEMFPURESULTTWO pFpuResTwo,
1507	PCRTFLOAT80U pr80Val));
1508	typedef FNIEMAIMPLFPUR80UNARYTWO *PFNIEMAIMPLFPUR80UNARYTWO;
1509	FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fptan_r80_r80;
1510	FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fxtract_r80_r80;
1511	FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fsincos_r80_r80;
1512
1513	IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r80_from_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT80U pr80Val));
1514	IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r80,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1515	PRTFLOAT80U pr80Dst, PCRTFLOAT80U pr80Src));
1516
1517	/** @} */
1518
1519	/** @name FPU operations taking a 16-bit signed integer argument
1520	* @{ */
1521	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI16,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1522	PCRTFLOAT80U pr80Val1, int16_t const *pi16Val2));
1523	typedef FNIEMAIMPLFPUI16 *PFNIEMAIMPLFPUI16;
1524
1525	FNIEMAIMPLFPUI16 iemAImpl_fiadd_r80_by_i16;
1526	FNIEMAIMPLFPUI16 iemAImpl_fimul_r80_by_i16;
1527	FNIEMAIMPLFPUI16 iemAImpl_fisub_r80_by_i16;
1528	FNIEMAIMPLFPUI16 iemAImpl_fisubr_r80_by_i16;
1529	FNIEMAIMPLFPUI16 iemAImpl_fidiv_r80_by_i16;
1530	FNIEMAIMPLFPUI16 iemAImpl_fidivr_r80_by_i16;
1531
1532	IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1533	PCRTFLOAT80U pr80Val1, int16_t const *pi16Val2));
1534
1535	IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i16_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int16_t const *pi16Val));
1536	IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1537	int16_t *pi16Val, PCRTFLOAT80U pr80Val));
1538	IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1539	int16_t *pi16Val, PCRTFLOAT80U pr80Val));
1540	/** @} */
1541
1542	/** @name FPU operations taking a 32-bit signed integer argument
1543	* @{ */
1544	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI32,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1545	PCRTFLOAT80U pr80Val1, int32_t const *pi32Val2));
1546	typedef FNIEMAIMPLFPUI32 *PFNIEMAIMPLFPUI32;
1547
1548	FNIEMAIMPLFPUI32 iemAImpl_fiadd_r80_by_i32;
1549	FNIEMAIMPLFPUI32 iemAImpl_fimul_r80_by_i32;
1550	FNIEMAIMPLFPUI32 iemAImpl_fisub_r80_by_i32;
1551	FNIEMAIMPLFPUI32 iemAImpl_fisubr_r80_by_i32;
1552	FNIEMAIMPLFPUI32 iemAImpl_fidiv_r80_by_i32;
1553	FNIEMAIMPLFPUI32 iemAImpl_fidivr_r80_by_i32;
1554
1555	IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1556	PCRTFLOAT80U pr80Val1, int32_t const *pi32Val2));
1557
1558	IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i32_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int32_t const *pi32Val));
1559	IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1560	int32_t *pi32Val, PCRTFLOAT80U pr80Val));
1561	IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1562	int32_t *pi32Val, PCRTFLOAT80U pr80Val));
1563	/** @} */
1564
1565	/** @name FPU operations taking a 64-bit signed integer argument
1566	* @{ */
1567	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI64,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1568	PCRTFLOAT80U pr80Val1, int64_t const *pi64Val2));
1569	typedef FNIEMAIMPLFPUI64 *PFNIEMAIMPLFPUI64;
1570
1571	FNIEMAIMPLFPUI64 iemAImpl_fiadd_r80_by_i64;
1572	FNIEMAIMPLFPUI64 iemAImpl_fimul_r80_by_i64;
1573	FNIEMAIMPLFPUI64 iemAImpl_fisub_r80_by_i64;
1574	FNIEMAIMPLFPUI64 iemAImpl_fisubr_r80_by_i64;
1575	FNIEMAIMPLFPUI64 iemAImpl_fidiv_r80_by_i64;
1576	FNIEMAIMPLFPUI64 iemAImpl_fidivr_r80_by_i64;
1577
1578	IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1579	PCRTFLOAT80U pr80Val1, int64_t const *pi64Val2));
1580
1581	IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i64_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int64_t const *pi64Val));
1582	IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1583	int64_t *pi64Val, PCRTFLOAT80U pr80Val));
1584	IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1585	int64_t *pi32Val, PCRTFLOAT80U pr80Val));
1586	/** @} */
1587
1588
1589	/** Temporary type representing a 256-bit vector register. */
1590	typedef struct {uint64_t au64[4]; } IEMVMM256;
1591	/** Temporary type pointing to a 256-bit vector register. */
1592	typedef IEMVMM256 *PIEMVMM256;
1593	/** Temporary type pointing to a const 256-bit vector register. */
1594	typedef IEMVMM256 *PCIEMVMM256;
1595
1596
1597	/** @name Media (SSE/MMX/AVX) operations: full1 + full2 -> full1.
1598	* @{ */
1599	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF2U64,(PCX86FXSTATE pFpuState, uint64_t pu64Dst, uint64_t const pu64Src));
1600	typedef FNIEMAIMPLMEDIAF2U64 *PFNIEMAIMPLMEDIAF2U64;
1601	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF2U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, PCRTUINT128U pu128Src));
1602	typedef FNIEMAIMPLMEDIAF2U128 *PFNIEMAIMPLMEDIAF2U128;
1603	FNIEMAIMPLMEDIAF2U64 iemAImpl_pxor_u64, iemAImpl_pcmpeqb_u64, iemAImpl_pcmpeqw_u64, iemAImpl_pcmpeqd_u64;
1604	FNIEMAIMPLMEDIAF2U128 iemAImpl_pxor_u128, iemAImpl_pcmpeqb_u128, iemAImpl_pcmpeqw_u128, iemAImpl_pcmpeqd_u128;
1605	/** @} */
1606
1607	/** @name Media (SSE/MMX/AVX) operations: lowhalf1 + lowhalf1 -> full1.
1608	* @{ */
1609	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1L1U64,(PCX86FXSTATE pFpuState, uint64_t pu64Dst, uint32_t const pu32Src));
1610	typedef FNIEMAIMPLMEDIAF1L1U64 *PFNIEMAIMPLMEDIAF1L1U64;
1611	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1L1U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, uint64_t const *pu64Src));
1612	typedef FNIEMAIMPLMEDIAF1L1U128 *PFNIEMAIMPLMEDIAF1L1U128;
1613	FNIEMAIMPLMEDIAF1L1U64 iemAImpl_punpcklbw_u64, iemAImpl_punpcklwd_u64, iemAImpl_punpckldq_u64;
1614	FNIEMAIMPLMEDIAF1L1U128 iemAImpl_punpcklbw_u128, iemAImpl_punpcklwd_u128, iemAImpl_punpckldq_u128, iemAImpl_punpcklqdq_u128;
1615	/** @} */
1616
1617	/** @name Media (SSE/MMX/AVX) operations: hihalf1 + hihalf2 -> full1.
1618	* @{ */
1619	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1H1U64,(PCX86FXSTATE pFpuState, uint64_t pu64Dst, uint64_t const pu64Src));
1620	typedef FNIEMAIMPLMEDIAF2U64 *PFNIEMAIMPLMEDIAF1H1U64;
1621	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1H1U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, PCRTUINT128U pu128Src));
1622	typedef FNIEMAIMPLMEDIAF2U128 *PFNIEMAIMPLMEDIAF1H1U128;
1623	FNIEMAIMPLMEDIAF1H1U64 iemAImpl_punpckhbw_u64, iemAImpl_punpckhwd_u64, iemAImpl_punpckhdq_u64;
1624	FNIEMAIMPLMEDIAF1H1U128 iemAImpl_punpckhbw_u128, iemAImpl_punpckhwd_u128, iemAImpl_punpckhdq_u128, iemAImpl_punpckhqdq_u128;
1625	/** @} */
1626
1627	/** @name Media (SSE/MMX/AVX) operation: Packed Shuffle Stuff (evil)
1628	* @{ */
1629	typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAPSHUF,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst,
1630	PCRTUINT128U pu128Src, uint8_t bEvil));
1631	typedef FNIEMAIMPLMEDIAPSHUF *PFNIEMAIMPLMEDIAPSHUF;
1632	FNIEMAIMPLMEDIAPSHUF iemAImpl_pshufhw, iemAImpl_pshuflw, iemAImpl_pshufd;
1633	IEM_DECL_IMPL_DEF(void, iemAImpl_pshufw,(PCX86FXSTATE pFpuState, uint64_t pu64Dst, uint64_t const pu64Src, uint8_t bEvil));
1634	/** @} */
1635
1636	/** @name Media (SSE/MMX/AVX) operation: Move Byte Mask
1637	* @{ */
1638	IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u64,(PCX86FXSTATE pFpuState, uint64_t pu64Dst, uint64_t const pu64Src));
1639	IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u128,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, PCRTUINT128U pu128Src));
1640	/** @} */
1641
1642	/** @name Media (SSE/MMX/AVX) operation: Sort this later
1643	* @{ */
1644	IEM_DECL_IMPL_DEF(void, iemAImpl_movsldup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, PCRTUINT128U puSrc));
1645	IEM_DECL_IMPL_DEF(void, iemAImpl_movshdup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, PCRTUINT128U puSrc));
1646	IEM_DECL_IMPL_DEF(void, iemAImpl_movddup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, uint64_t uSrc));
1647
1648	IEM_DECL_IMPL_DEF(void, iemAImpl_vmovsldup_256_rr,(PX86XSAVEAREA pXState, uint8_t iYRegDst, uint8_t iYRegSrc));
1649	IEM_DECL_IMPL_DEF(void, iemAImpl_vmovsldup_256_rm,(PX86XSAVEAREA pXState, uint8_t iYRegDst, PCRTUINT256U pSrc));
1650	IEM_DECL_IMPL_DEF(void, iemAImpl_vmovddup_256_rr,(PX86XSAVEAREA pXState, uint8_t iYRegDst, uint8_t iYRegSrc));
1651	IEM_DECL_IMPL_DEF(void, iemAImpl_vmovddup_256_rm,(PX86XSAVEAREA pXState, uint8_t iYRegDst, PCRTUINT256U pSrc));
1652
1653	/** @} */
1654
1655
1656	/** @name Function tables.
1657	* @{
1658	*/
1659
1660	/**
1661	* Function table for a binary operator providing implementation based on
1662	* operand size.
1663	*/
1664	typedef struct IEMOPBINSIZES
1665	{
1666	PFNIEMAIMPLBINU8 pfnNormalU8, pfnLockedU8;
1667	PFNIEMAIMPLBINU16 pfnNormalU16, pfnLockedU16;
1668	PFNIEMAIMPLBINU32 pfnNormalU32, pfnLockedU32;
1669	PFNIEMAIMPLBINU64 pfnNormalU64, pfnLockedU64;
1670	} IEMOPBINSIZES;
1671	/** Pointer to a binary operator function table. */
1672	typedef IEMOPBINSIZES const *PCIEMOPBINSIZES;
1673
1674
1675	/**
1676	* Function table for a unary operator providing implementation based on
1677	* operand size.
1678	*/
1679	typedef struct IEMOPUNARYSIZES
1680	{
1681	PFNIEMAIMPLUNARYU8 pfnNormalU8, pfnLockedU8;
1682	PFNIEMAIMPLUNARYU16 pfnNormalU16, pfnLockedU16;
1683	PFNIEMAIMPLUNARYU32 pfnNormalU32, pfnLockedU32;
1684	PFNIEMAIMPLUNARYU64 pfnNormalU64, pfnLockedU64;
1685	} IEMOPUNARYSIZES;
1686	/** Pointer to a unary operator function table. */
1687	typedef IEMOPUNARYSIZES const *PCIEMOPUNARYSIZES;
1688
1689
1690	/**
1691	* Function table for a shift operator providing implementation based on
1692	* operand size.
1693	*/
1694	typedef struct IEMOPSHIFTSIZES
1695	{
1696	PFNIEMAIMPLSHIFTU8 pfnNormalU8;
1697	PFNIEMAIMPLSHIFTU16 pfnNormalU16;
1698	PFNIEMAIMPLSHIFTU32 pfnNormalU32;
1699	PFNIEMAIMPLSHIFTU64 pfnNormalU64;
1700	} IEMOPSHIFTSIZES;
1701	/** Pointer to a shift operator function table. */
1702	typedef IEMOPSHIFTSIZES const *PCIEMOPSHIFTSIZES;
1703
1704
1705	/**
1706	* Function table for a multiplication or division operation.
1707	*/
1708	typedef struct IEMOPMULDIVSIZES
1709	{
1710	PFNIEMAIMPLMULDIVU8 pfnU8;
1711	PFNIEMAIMPLMULDIVU16 pfnU16;
1712	PFNIEMAIMPLMULDIVU32 pfnU32;
1713	PFNIEMAIMPLMULDIVU64 pfnU64;
1714	} IEMOPMULDIVSIZES;
1715	/** Pointer to a multiplication or division operation function table. */
1716	typedef IEMOPMULDIVSIZES const *PCIEMOPMULDIVSIZES;
1717
1718
1719	/**
1720	* Function table for a double precision shift operator providing implementation
1721	* based on operand size.
1722	*/
1723	typedef struct IEMOPSHIFTDBLSIZES
1724	{
1725	PFNIEMAIMPLSHIFTDBLU16 pfnNormalU16;
1726	PFNIEMAIMPLSHIFTDBLU32 pfnNormalU32;
1727	PFNIEMAIMPLSHIFTDBLU64 pfnNormalU64;
1728	} IEMOPSHIFTDBLSIZES;
1729	/** Pointer to a double precision shift function table. */
1730	typedef IEMOPSHIFTDBLSIZES const *PCIEMOPSHIFTDBLSIZES;
1731
1732
1733	/**
1734	* Function table for media instruction taking two full sized media registers,
1735	* optionally the 2nd being a memory reference (only modifying the first op.)
1736	*/
1737	typedef struct IEMOPMEDIAF2
1738	{
1739	PFNIEMAIMPLMEDIAF2U64 pfnU64;
1740	PFNIEMAIMPLMEDIAF2U128 pfnU128;
1741	} IEMOPMEDIAF2;
1742	/** Pointer to a media operation function table for full sized ops. */
1743	typedef IEMOPMEDIAF2 const *PCIEMOPMEDIAF2;
1744
1745	/**
1746	* Function table for media instruction taking taking one full and one lower
1747	* half media register.
1748	*/
1749	typedef struct IEMOPMEDIAF1L1
1750	{
1751	PFNIEMAIMPLMEDIAF1L1U64 pfnU64;
1752	PFNIEMAIMPLMEDIAF1L1U128 pfnU128;
1753	} IEMOPMEDIAF1L1;
1754	/** Pointer to a media operation function table for lowhalf+lowhalf -> full. */
1755	typedef IEMOPMEDIAF1L1 const *PCIEMOPMEDIAF1L1;
1756
1757	/**
1758	* Function table for media instruction taking taking one full and one high half
1759	* media register.
1760	*/
1761	typedef struct IEMOPMEDIAF1H1
1762	{
1763	PFNIEMAIMPLMEDIAF1H1U64 pfnU64;
1764	PFNIEMAIMPLMEDIAF1H1U128 pfnU128;
1765	} IEMOPMEDIAF1H1;
1766	/** Pointer to a media operation function table for hihalf+hihalf -> full. */
1767	typedef IEMOPMEDIAF1H1 const *PCIEMOPMEDIAF1H1;
1768
1769
1770	/** @} */
1771
1772
1773	/** @name C instruction implementations for anything slightly complicated.
1774	* @{ */
1775
1776	/**
1777	* For typedef'ing or declaring a C instruction implementation function taking
1778	* no extra arguments.
1779	*
1780	* @param a_Name The name of the type.
1781	*/
1782	# define IEM_CIMPL_DECL_TYPE_0(a_Name) \
1783	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr))
1784	/**
1785	* For defining a C instruction implementation function taking no extra
1786	* arguments.
1787	*
1788	* @param a_Name The name of the function
1789	*/
1790	# define IEM_CIMPL_DEF_0(a_Name) \
1791	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr))
1792	/**
1793	* For calling a C instruction implementation function taking no extra
1794	* arguments.
1795	*
1796	* This special call macro adds default arguments to the call and allow us to
1797	* change these later.
1798	*
1799	* @param a_fn The name of the function.
1800	*/
1801	# define IEM_CIMPL_CALL_0(a_fn) a_fn(pVCpu, cbInstr)
1802
1803	/**
1804	* For typedef'ing or declaring a C instruction implementation function taking
1805	* one extra argument.
1806	*
1807	* @param a_Name The name of the type.
1808	* @param a_Type0 The argument type.
1809	* @param a_Arg0 The argument name.
1810	*/
1811	# define IEM_CIMPL_DECL_TYPE_1(a_Name, a_Type0, a_Arg0) \
1812	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0))
1813	/**
1814	* For defining a C instruction implementation function taking one extra
1815	* argument.
1816	*
1817	* @param a_Name The name of the function
1818	* @param a_Type0 The argument type.
1819	* @param a_Arg0 The argument name.
1820	*/
1821	# define IEM_CIMPL_DEF_1(a_Name, a_Type0, a_Arg0) \
1822	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0))
1823	/**
1824	* For calling a C instruction implementation function taking one extra
1825	* argument.
1826	*
1827	* This special call macro adds default arguments to the call and allow us to
1828	* change these later.
1829	*
1830	* @param a_fn The name of the function.
1831	* @param a0 The name of the 1st argument.
1832	*/
1833	# define IEM_CIMPL_CALL_1(a_fn, a0) a_fn(pVCpu, cbInstr, (a0))
1834
1835	/**
1836	* For typedef'ing or declaring a C instruction implementation function taking
1837	* two extra arguments.
1838	*
1839	* @param a_Name The name of the type.
1840	* @param a_Type0 The type of the 1st argument
1841	* @param a_Arg0 The name of the 1st argument.
1842	* @param a_Type1 The type of the 2nd argument.
1843	* @param a_Arg1 The name of the 2nd argument.
1844	*/
1845	# define IEM_CIMPL_DECL_TYPE_2(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1) \
1846	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1))
1847	/**
1848	* For defining a C instruction implementation function taking two extra
1849	* arguments.
1850	*
1851	* @param a_Name The name of the function.
1852	* @param a_Type0 The type of the 1st argument
1853	* @param a_Arg0 The name of the 1st argument.
1854	* @param a_Type1 The type of the 2nd argument.
1855	* @param a_Arg1 The name of the 2nd argument.
1856	*/
1857	# define IEM_CIMPL_DEF_2(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1) \
1858	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1))
1859	/**
1860	* For calling a C instruction implementation function taking two extra
1861	* arguments.
1862	*
1863	* This special call macro adds default arguments to the call and allow us to
1864	* change these later.
1865	*
1866	* @param a_fn The name of the function.
1867	* @param a0 The name of the 1st argument.
1868	* @param a1 The name of the 2nd argument.
1869	*/
1870	# define IEM_CIMPL_CALL_2(a_fn, a0, a1) a_fn(pVCpu, cbInstr, (a0), (a1))
1871
1872	/**
1873	* For typedef'ing or declaring a C instruction implementation function taking
1874	* three extra arguments.
1875	*
1876	* @param a_Name The name of the type.
1877	* @param a_Type0 The type of the 1st argument
1878	* @param a_Arg0 The name of the 1st argument.
1879	* @param a_Type1 The type of the 2nd argument.
1880	* @param a_Arg1 The name of the 2nd argument.
1881	* @param a_Type2 The type of the 3rd argument.
1882	* @param a_Arg2 The name of the 3rd argument.
1883	*/
1884	# define IEM_CIMPL_DECL_TYPE_3(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2) \
1885	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2))
1886	/**
1887	* For defining a C instruction implementation function taking three extra
1888	* arguments.
1889	*
1890	* @param a_Name The name of the function.
1891	* @param a_Type0 The type of the 1st argument
1892	* @param a_Arg0 The name of the 1st argument.
1893	* @param a_Type1 The type of the 2nd argument.
1894	* @param a_Arg1 The name of the 2nd argument.
1895	* @param a_Type2 The type of the 3rd argument.
1896	* @param a_Arg2 The name of the 3rd argument.
1897	*/
1898	# define IEM_CIMPL_DEF_3(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2) \
1899	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2))
1900	/**
1901	* For calling a C instruction implementation function taking three extra
1902	* arguments.
1903	*
1904	* This special call macro adds default arguments to the call and allow us to
1905	* change these later.
1906	*
1907	* @param a_fn The name of the function.
1908	* @param a0 The name of the 1st argument.
1909	* @param a1 The name of the 2nd argument.
1910	* @param a2 The name of the 3rd argument.
1911	*/
1912	# define IEM_CIMPL_CALL_3(a_fn, a0, a1, a2) a_fn(pVCpu, cbInstr, (a0), (a1), (a2))
1913
1914
1915	/**
1916	* For typedef'ing or declaring a C instruction implementation function taking
1917	* four extra arguments.
1918	*
1919	* @param a_Name The name of the type.
1920	* @param a_Type0 The type of the 1st argument
1921	* @param a_Arg0 The name of the 1st argument.
1922	* @param a_Type1 The type of the 2nd argument.
1923	* @param a_Arg1 The name of the 2nd argument.
1924	* @param a_Type2 The type of the 3rd argument.
1925	* @param a_Arg2 The name of the 3rd argument.
1926	* @param a_Type3 The type of the 4th argument.
1927	* @param a_Arg3 The name of the 4th argument.
1928	*/
1929	# define IEM_CIMPL_DECL_TYPE_4(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3) \
1930	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2, a_Type3 a_Arg3))
1931	/**
1932	* For defining a C instruction implementation function taking four extra
1933	* arguments.
1934	*
1935	* @param a_Name The name of the function.
1936	* @param a_Type0 The type of the 1st argument
1937	* @param a_Arg0 The name of the 1st argument.
1938	* @param a_Type1 The type of the 2nd argument.
1939	* @param a_Arg1 The name of the 2nd argument.
1940	* @param a_Type2 The type of the 3rd argument.
1941	* @param a_Arg2 The name of the 3rd argument.
1942	* @param a_Type3 The type of the 4th argument.
1943	* @param a_Arg3 The name of the 4th argument.
1944	*/
1945	# define IEM_CIMPL_DEF_4(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3) \
1946	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, \
1947	a_Type2 a_Arg2, a_Type3 a_Arg3))
1948	/**
1949	* For calling a C instruction implementation function taking four extra
1950	* arguments.
1951	*
1952	* This special call macro adds default arguments to the call and allow us to
1953	* change these later.
1954	*
1955	* @param a_fn The name of the function.
1956	* @param a0 The name of the 1st argument.
1957	* @param a1 The name of the 2nd argument.
1958	* @param a2 The name of the 3rd argument.
1959	* @param a3 The name of the 4th argument.
1960	*/
1961	# define IEM_CIMPL_CALL_4(a_fn, a0, a1, a2, a3) a_fn(pVCpu, cbInstr, (a0), (a1), (a2), (a3))
1962
1963
1964	/**
1965	* For typedef'ing or declaring a C instruction implementation function taking
1966	* five extra arguments.
1967	*
1968	* @param a_Name The name of the type.
1969	* @param a_Type0 The type of the 1st argument
1970	* @param a_Arg0 The name of the 1st argument.
1971	* @param a_Type1 The type of the 2nd argument.
1972	* @param a_Arg1 The name of the 2nd argument.
1973	* @param a_Type2 The type of the 3rd argument.
1974	* @param a_Arg2 The name of the 3rd argument.
1975	* @param a_Type3 The type of the 4th argument.
1976	* @param a_Arg3 The name of the 4th argument.
1977	* @param a_Type4 The type of the 5th argument.
1978	* @param a_Arg4 The name of the 5th argument.
1979	*/
1980	# define IEM_CIMPL_DECL_TYPE_5(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3, a_Type4, a_Arg4) \
1981	IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, \
1982	a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2, \
1983	a_Type3 a_Arg3, a_Type4 a_Arg4))
1984	/**
1985	* For defining a C instruction implementation function taking five extra
1986	* arguments.
1987	*
1988	* @param a_Name The name of the function.
1989	* @param a_Type0 The type of the 1st argument
1990	* @param a_Arg0 The name of the 1st argument.
1991	* @param a_Type1 The type of the 2nd argument.
1992	* @param a_Arg1 The name of the 2nd argument.
1993	* @param a_Type2 The type of the 3rd argument.
1994	* @param a_Arg2 The name of the 3rd argument.
1995	* @param a_Type3 The type of the 4th argument.
1996	* @param a_Arg3 The name of the 4th argument.
1997	* @param a_Type4 The type of the 5th argument.
1998	* @param a_Arg4 The name of the 5th argument.
1999	*/
2000	# define IEM_CIMPL_DEF_5(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3, a_Type4, a_Arg4) \
2001	IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, \
2002	a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2, \
2003	a_Type3 a_Arg3, a_Type4 a_Arg4))
2004	/**
2005	* For calling a C instruction implementation function taking five extra
2006	* arguments.
2007	*
2008	* This special call macro adds default arguments to the call and allow us to
2009	* change these later.
2010	*
2011	* @param a_fn The name of the function.
2012	* @param a0 The name of the 1st argument.
2013	* @param a1 The name of the 2nd argument.
2014	* @param a2 The name of the 3rd argument.
2015	* @param a3 The name of the 4th argument.
2016	* @param a4 The name of the 5th argument.
2017	*/
2018	# define IEM_CIMPL_CALL_5(a_fn, a0, a1, a2, a3, a4) a_fn(pVCpu, cbInstr, (a0), (a1), (a2), (a3), (a4))
2019
2020	/** @} */
2021
2022
2023	/** @} */
2024
2025	RT_C_DECLS_END
2026
2027	#endif
2028

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source: vbox/trunk/src/VBox/VMM/include/IEMInternal.h@ 71007

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