VirtualBox

source: vbox/trunk/src/VBox/VMM/include/IEMInternal.h@ 67444

Last change on this file since 67444 was 67163, checked in by vboxsync, 8 years ago

VMM/IEM: Temporary hack for toggling forcing of execution to continue in IEM.

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1/* $Id: IEMInternal.h 67163 2017-05-31 10:21:53Z vboxsync $ */
2/** @file
3 * IEM - Internal header file.
4 */
5
6/*
7 * Copyright (C) 2011-2016 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
29RT_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. */
89typedef 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
96struct IEMINSTRSTATS;
97typedef struct IEMINSTRSTATS IEMINSTRSTATS;
98#endif
99/** Pointer to IEM instruction statistics. */
100typedef IEMINSTRSTATS *PIEMINSTRSTATS;
101
102/** Finish and move to types.h */
103typedef union
104{
105 uint32_t u32;
106} RTFLOAT32U;
107typedef RTFLOAT32U *PRTFLOAT32U;
108typedef 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 */
117typedef enum IEMMODEX
118{
119 IEMMODEX_16BIT = IEMMODE_16BIT,
120 IEMMODEX_32BIT = IEMMODE_32BIT,
121 IEMMODEX_64BIT = IEMMODE_64BIT,
122 IEMMODEX_8BIT
123} IEMMODEX;
124AssertCompileSize(IEMMODEX, 4);
125
126
127/**
128 * Branch types.
129 */
130typedef enum IEMBRANCH
131{
132 IEMBRANCH_JUMP = 1,
133 IEMBRANCH_CALL,
134 IEMBRANCH_TRAP,
135 IEMBRANCH_SOFTWARE_INT,
136 IEMBRANCH_HARDWARE_INT
137} IEMBRANCH;
138AssertCompileSize(IEMBRANCH, 4);
139
140
141/**
142 * INT instruction types.
143 */
144typedef 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;
155AssertCompileSize(IEMINT, 4);
156
157
158/**
159 * A FPU result.
160 */
161typedef struct IEMFPURESULT
162{
163 /** The output value. */
164 RTFLOAT80U r80Result;
165 /** The output status. */
166 uint16_t FSW;
167} IEMFPURESULT;
168AssertCompileMemberOffset(IEMFPURESULT, FSW, 10);
169/** Pointer to a FPU result. */
170typedef IEMFPURESULT *PIEMFPURESULT;
171/** Pointer to a const FPU result. */
172typedef IEMFPURESULT const *PCIEMFPURESULT;
173
174
175/**
176 * A FPU result consisting of two output values and FSW.
177 */
178typedef 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;
187AssertCompileMemberOffset(IEMFPURESULTTWO, FSW, 10);
188AssertCompileMemberOffset(IEMFPURESULTTWO, r80Result2, 12);
189/** Pointer to a FPU result consisting of two output values and FSW. */
190typedef IEMFPURESULTTWO *PIEMFPURESULTTWO;
191/** Pointer to a const FPU result consisting of two output values and FSW. */
192typedef IEMFPURESULTTWO const *PCIEMFPURESULTTWO;
193
194
195
196#ifdef IEM_VERIFICATION_MODE_FULL
197
198/**
199 * Verification event type.
200 */
201typedef 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 */
218typedef 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. */
275typedef 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 */
324typedef 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;
371AssertCompileSize(IEMTLBENTRY, 32);
372/** Pointer to an IEM TLB entry. */
373typedef 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 */
394typedef 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;
443AssertCompileSizeAlignment(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 */
453typedef 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 /** Whether to force execution to continue in IEM. */
676#ifdef VBOX_WITH_NESTED_HWVIRT_ONLY_IN_IEM
677 uint8_t fForceIemExec;
678 uint8_t uAlignment6[3]; /**< Alignment padding. */
679#else
680 uint32_t uAlignment6; /**< Alignment padding. */
681#endif
682#ifdef IEM_VERIFICATION_MODE_FULL
683 /** The Number of I/O port reads that has been performed. */
684 uint32_t cIOReads;
685 /** The Number of I/O port writes that has been performed. */
686 uint32_t cIOWrites;
687 /** Set if no comparison to REM is currently performed.
688 * This is used to skip past really slow bits. */
689 bool fNoRem;
690 /** Saved fNoRem flag used by #iemInitExec and #iemUninitExec. */
691 bool fNoRemSavedByExec;
692 /** Indicates that RAX and RDX differences should be ignored since RDTSC
693 * and RDTSCP are timing sensitive. */
694 bool fIgnoreRaxRdx;
695 /** Indicates that a MOVS instruction with overlapping source and destination
696 * was executed, causing the memory write records to be incorrrect. */
697 bool fOverlappingMovs;
698 /** Set if there are problematic memory accesses (MMIO, write monitored, ++). */
699 bool fProblematicMemory;
700 /** This is used to communicate a CPL changed caused by IEMInjectTrap that
701 * CPUM doesn't yet reflect. */
702 uint8_t uInjectCpl;
703 /** To prevent EMR3HmSingleInstruction from triggering endless recursion via
704 * emR3ExecuteInstruction and iemExecVerificationModeCheck. */
705 uint8_t cVerifyDepth;
706 bool afAlignment7[2];
707 /** Mask of undefined eflags.
708 * The verifier will any difference in these flags. */
709 uint32_t fUndefinedEFlags;
710 /** The CS of the instruction being interpreted. */
711 RTSEL uOldCs;
712 /** The RIP of the instruction being interpreted. */
713 uint64_t uOldRip;
714 /** The physical address corresponding to abOpcodes[0]. */
715 RTGCPHYS GCPhysOpcodes;
716#endif
717 /** @} */
718
719 /** @name Target CPU information.
720 * @{ */
721#if IEM_CFG_TARGET_CPU == IEMTARGETCPU_DYNAMIC
722 /** The target CPU. */
723 uint32_t uTargetCpu;
724#else
725 uint32_t u32TargetCpuPadding;
726#endif
727 /** The CPU vendor. */
728 CPUMCPUVENDOR enmCpuVendor;
729 /** @} */
730
731 /** @name Host CPU information.
732 * @{ */
733 /** The CPU vendor. */
734 CPUMCPUVENDOR enmHostCpuVendor;
735 /** @} */
736
737 uint32_t au32Alignment8[HC_ARCH_BITS == 64 ? 4 + 8 : 4]; /**< Alignment padding. */
738
739 /** Data TLB.
740 * @remarks Must be 64-byte aligned. */
741 IEMTLB DataTlb;
742 /** Instruction TLB.
743 * @remarks Must be 64-byte aligned. */
744 IEMTLB CodeTlb;
745
746 /** Pointer to the CPU context - ring-3 context.
747 * @todo put inside IEM_VERIFICATION_MODE_FULL++. */
748 R3PTRTYPE(PCPUMCTX) pCtxR3;
749 /** Pointer to the CPU context - ring-0 context. */
750 R0PTRTYPE(PCPUMCTX) pCtxR0;
751 /** Pointer to the CPU context - raw-mode context. */
752 RCPTRTYPE(PCPUMCTX) pCtxRC;
753
754 /** Pointer to instruction statistics for raw-mode context (same as R0). */
755 RCPTRTYPE(PIEMINSTRSTATS) pStatsRC;
756 /** Pointer to instruction statistics for ring-0 context (same as RC). */
757 R0PTRTYPE(PIEMINSTRSTATS) pStatsR0;
758 /** Pointer to instruction statistics for non-ring-3 code. */
759 R3PTRTYPE(PIEMINSTRSTATS) pStatsCCR3;
760 /** Pointer to instruction statistics for ring-3 context. */
761 R3PTRTYPE(PIEMINSTRSTATS) pStatsR3;
762
763#ifdef IEM_VERIFICATION_MODE_FULL
764 /** The event verification records for what IEM did (LIFO). */
765 R3PTRTYPE(PIEMVERIFYEVTREC) pIemEvtRecHead;
766 /** Insertion point for pIemEvtRecHead. */
767 R3PTRTYPE(PIEMVERIFYEVTREC *) ppIemEvtRecNext;
768 /** The event verification records for what the other party did (FIFO). */
769 R3PTRTYPE(PIEMVERIFYEVTREC) pOtherEvtRecHead;
770 /** Insertion point for pOtherEvtRecHead. */
771 R3PTRTYPE(PIEMVERIFYEVTREC *) ppOtherEvtRecNext;
772 /** List of free event records. */
773 R3PTRTYPE(PIEMVERIFYEVTREC) pFreeEvtRec;
774#endif
775} IEMCPU;
776AssertCompileMemberOffset(IEMCPU, fCurXcpt, 0x48);
777AssertCompileMemberAlignment(IEMCPU, DataTlb, 64);
778AssertCompileMemberAlignment(IEMCPU, CodeTlb, 64);
779/** Pointer to the per-CPU IEM state. */
780typedef IEMCPU *PIEMCPU;
781/** Pointer to the const per-CPU IEM state. */
782typedef IEMCPU const *PCIEMCPU;
783
784
785/** @def IEM_GET_CTX
786 * Gets the guest CPU context for the calling EMT.
787 * @returns PCPUMCTX
788 * @param a_pVCpu The cross context virtual CPU structure of the calling thread.
789 */
790#if !defined(IEM_VERIFICATION_MODE_FULL) && !defined(IEM_VERIFICATION_MODE) \
791 && !defined(IEM_VERIFICATION_MODE_MINIMAL) && defined(VMCPU_INCL_CPUM_GST_CTX)
792# define IEM_GET_CTX(a_pVCpu) (&(a_pVCpu)->cpum.GstCtx)
793#else
794# define IEM_GET_CTX(a_pVCpu) ((a_pVCpu)->iem.s.CTX_SUFF(pCtx))
795#endif
796
797/** Gets the current IEMTARGETCPU value.
798 * @returns IEMTARGETCPU value.
799 * @param a_pVCpu The cross context virtual CPU structure of the calling thread.
800 */
801#if IEM_CFG_TARGET_CPU != IEMTARGETCPU_DYNAMIC
802# define IEM_GET_TARGET_CPU(a_pVCpu) (IEM_CFG_TARGET_CPU)
803#else
804# define IEM_GET_TARGET_CPU(a_pVCpu) ((a_pVCpu)->iem.s.uTargetCpu)
805#endif
806
807/** @def Gets the instruction length. */
808#ifdef IEM_WITH_CODE_TLB
809# define IEM_GET_INSTR_LEN(a_pVCpu) ((a_pVCpu)->iem.s.offInstrNextByte - (uint32_t)(int32_t)(a_pVCpu)->iem.s.offCurInstrStart)
810#else
811# define IEM_GET_INSTR_LEN(a_pVCpu) ((a_pVCpu)->iem.s.offOpcode)
812#endif
813
814
815/** @name IEM_ACCESS_XXX - Access details.
816 * @{ */
817#define IEM_ACCESS_INVALID UINT32_C(0x000000ff)
818#define IEM_ACCESS_TYPE_READ UINT32_C(0x00000001)
819#define IEM_ACCESS_TYPE_WRITE UINT32_C(0x00000002)
820#define IEM_ACCESS_TYPE_EXEC UINT32_C(0x00000004)
821#define IEM_ACCESS_TYPE_MASK UINT32_C(0x00000007)
822#define IEM_ACCESS_WHAT_CODE UINT32_C(0x00000010)
823#define IEM_ACCESS_WHAT_DATA UINT32_C(0x00000020)
824#define IEM_ACCESS_WHAT_STACK UINT32_C(0x00000030)
825#define IEM_ACCESS_WHAT_SYS UINT32_C(0x00000040)
826#define IEM_ACCESS_WHAT_MASK UINT32_C(0x00000070)
827/** The writes are partial, so if initialize the bounce buffer with the
828 * orignal RAM content. */
829#define IEM_ACCESS_PARTIAL_WRITE UINT32_C(0x00000100)
830/** Used in aMemMappings to indicate that the entry is bounce buffered. */
831#define IEM_ACCESS_BOUNCE_BUFFERED UINT32_C(0x00000200)
832/** Bounce buffer with ring-3 write pending, first page. */
833#define IEM_ACCESS_PENDING_R3_WRITE_1ST UINT32_C(0x00000400)
834/** Bounce buffer with ring-3 write pending, second page. */
835#define IEM_ACCESS_PENDING_R3_WRITE_2ND UINT32_C(0x00000800)
836/** Valid bit mask. */
837#define IEM_ACCESS_VALID_MASK UINT32_C(0x00000fff)
838/** Read+write data alias. */
839#define IEM_ACCESS_DATA_RW (IEM_ACCESS_TYPE_READ | IEM_ACCESS_TYPE_WRITE | IEM_ACCESS_WHAT_DATA)
840/** Write data alias. */
841#define IEM_ACCESS_DATA_W (IEM_ACCESS_TYPE_WRITE | IEM_ACCESS_WHAT_DATA)
842/** Read data alias. */
843#define IEM_ACCESS_DATA_R (IEM_ACCESS_TYPE_READ | IEM_ACCESS_WHAT_DATA)
844/** Instruction fetch alias. */
845#define IEM_ACCESS_INSTRUCTION (IEM_ACCESS_TYPE_EXEC | IEM_ACCESS_WHAT_CODE)
846/** Stack write alias. */
847#define IEM_ACCESS_STACK_W (IEM_ACCESS_TYPE_WRITE | IEM_ACCESS_WHAT_STACK)
848/** Stack read alias. */
849#define IEM_ACCESS_STACK_R (IEM_ACCESS_TYPE_READ | IEM_ACCESS_WHAT_STACK)
850/** Stack read+write alias. */
851#define IEM_ACCESS_STACK_RW (IEM_ACCESS_TYPE_READ | IEM_ACCESS_TYPE_WRITE | IEM_ACCESS_WHAT_STACK)
852/** Read system table alias. */
853#define IEM_ACCESS_SYS_R (IEM_ACCESS_TYPE_READ | IEM_ACCESS_WHAT_SYS)
854/** Read+write system table alias. */
855#define IEM_ACCESS_SYS_RW (IEM_ACCESS_TYPE_READ | IEM_ACCESS_TYPE_WRITE | IEM_ACCESS_WHAT_SYS)
856/** @} */
857
858/** @name Prefix constants (IEMCPU::fPrefixes)
859 * @{ */
860#define IEM_OP_PRF_SEG_CS RT_BIT_32(0) /**< CS segment prefix (0x2e). */
861#define IEM_OP_PRF_SEG_SS RT_BIT_32(1) /**< SS segment prefix (0x36). */
862#define IEM_OP_PRF_SEG_DS RT_BIT_32(2) /**< DS segment prefix (0x3e). */
863#define IEM_OP_PRF_SEG_ES RT_BIT_32(3) /**< ES segment prefix (0x26). */
864#define IEM_OP_PRF_SEG_FS RT_BIT_32(4) /**< FS segment prefix (0x64). */
865#define IEM_OP_PRF_SEG_GS RT_BIT_32(5) /**< GS segment prefix (0x65). */
866#define IEM_OP_PRF_SEG_MASK UINT32_C(0x3f)
867
868#define IEM_OP_PRF_SIZE_OP RT_BIT_32(8) /**< Operand size prefix (0x66). */
869#define IEM_OP_PRF_SIZE_REX_W RT_BIT_32(9) /**< REX.W prefix (0x48-0x4f). */
870#define IEM_OP_PRF_SIZE_ADDR RT_BIT_32(10) /**< Address size prefix (0x67). */
871
872#define IEM_OP_PRF_LOCK RT_BIT_32(16) /**< Lock prefix (0xf0). */
873#define IEM_OP_PRF_REPNZ RT_BIT_32(17) /**< Repeat-not-zero prefix (0xf2). */
874#define IEM_OP_PRF_REPZ RT_BIT_32(18) /**< Repeat-if-zero prefix (0xf3). */
875
876#define IEM_OP_PRF_REX RT_BIT_32(24) /**< Any REX prefix (0x40-0x4f). */
877#define IEM_OP_PRF_REX_R RT_BIT_32(25) /**< REX.R prefix (0x44,0x45,0x46,0x47,0x4c,0x4d,0x4e,0x4f). */
878#define IEM_OP_PRF_REX_B RT_BIT_32(26) /**< REX.B prefix (0x41,0x43,0x45,0x47,0x49,0x4b,0x4d,0x4f). */
879#define IEM_OP_PRF_REX_X RT_BIT_32(27) /**< REX.X prefix (0x42,0x43,0x46,0x47,0x4a,0x4b,0x4e,0x4f). */
880/** Mask with all the REX prefix flags.
881 * This is generally for use when needing to undo the REX prefixes when they
882 * are followed legacy prefixes and therefore does not immediately preceed
883 * the first opcode byte.
884 * For testing whether any REX prefix is present, use IEM_OP_PRF_REX instead. */
885#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 )
886
887#define IEM_OP_PRF_VEX RT_BIT_32(28) /**< Indiciates VEX prefix. */
888#define IEM_OP_PRF_EVEX RT_BIT_32(29) /**< Indiciates EVEX prefix. */
889#define IEM_OP_PRF_XOP RT_BIT_32(30) /**< Indiciates XOP prefix. */
890/** @} */
891
892/** @name IEMOPFORM_XXX - Opcode forms
893 * @note These are ORed together with IEMOPHINT_XXX.
894 * @{ */
895/** ModR/M: reg, r/m */
896#define IEMOPFORM_RM 0
897/** ModR/M: reg, r/m (register) */
898#define IEMOPFORM_RM_REG (IEMOPFORM_RM | IEMOPFORM_MOD3)
899/** ModR/M: reg, r/m (memory) */
900#define IEMOPFORM_RM_MEM (IEMOPFORM_RM | IEMOPFORM_NOT_MOD3)
901/** ModR/M: r/m, reg */
902#define IEMOPFORM_MR 1
903/** ModR/M: r/m (register), reg */
904#define IEMOPFORM_MR_REG (IEMOPFORM_MR | IEMOPFORM_MOD3)
905/** ModR/M: r/m (memory), reg */
906#define IEMOPFORM_MR_MEM (IEMOPFORM_MR | IEMOPFORM_NOT_MOD3)
907/** ModR/M: r/m only */
908#define IEMOPFORM_M 2
909/** ModR/M: r/m only (register). */
910#define IEMOPFORM_M_REG (IEMOPFORM_M | IEMOPFORM_MOD3)
911/** ModR/M: r/m only (memory). */
912#define IEMOPFORM_M_MEM (IEMOPFORM_M | IEMOPFORM_NOT_MOD3)
913/** ModR/M: reg only */
914#define IEMOPFORM_R 3
915
916/** VEX+ModR/M: reg, r/m */
917#define IEMOPFORM_VEX_RM 4
918/** VEX+ModR/M: reg, r/m (register) */
919#define IEMOPFORM_VEX_RM_REG (IEMOPFORM_VEX_RM | IEMOPFORM_MOD3)
920/** VEX+ModR/M: reg, r/m (memory) */
921#define IEMOPFORM_VEX_RM_MEM (IEMOPFORM_VEX_RM | IEMOPFORM_NOT_MOD3)
922/** VEX+ModR/M: r/m, reg */
923#define IEMOPFORM_VEX_MR 5
924/** VEX+ModR/M: r/m (register), reg */
925#define IEMOPFORM_VEX_MR_REG (IEMOPFORM_VEX_MR | IEMOPFORM_MOD3)
926/** VEX+ModR/M: r/m (memory), reg */
927#define IEMOPFORM_VEX_MR_MEM (IEMOPFORM_VEX_MR | IEMOPFORM_NOT_MOD3)
928/** VEX+ModR/M: r/m only */
929#define IEMOPFORM_VEX_M 6
930/** VEX+ModR/M: r/m only (register). */
931#define IEMOPFORM_VEX_M_REG (IEMOPFORM_VEX_M | IEMOPFORM_MOD3)
932/** VEX+ModR/M: r/m only (memory). */
933#define IEMOPFORM_VEX_M_MEM (IEMOPFORM_VEX_M | IEMOPFORM_NOT_MOD3)
934/** VEX+ModR/M: reg only */
935#define IEMOPFORM_VEX_R 7
936/** VEX+ModR/M: reg, vvvv, r/m */
937#define IEMOPFORM_VEX_RVM 8
938/** VEX+ModR/M: reg, vvvv, r/m (register). */
939#define IEMOPFORM_VEX_RVM_REG (IEMOPFORM_VEX_RVM | IEMOPFORM_MOD3)
940/** VEX+ModR/M: reg, vvvv, r/m (memory). */
941#define IEMOPFORM_VEX_RVM_MEM (IEMOPFORM_VEX_RVM | IEMOPFORM_NOT_MOD3)
942/** VEX+ModR/M: r/m, vvvv, reg */
943#define IEMOPFORM_VEX_MVR 9
944/** VEX+ModR/M: r/m, vvvv, reg (register) */
945#define IEMOPFORM_VEX_MVR_REG (IEMOPFORM_VEX_MVR | IEMOPFORM_MOD3)
946/** VEX+ModR/M: r/m, vvvv, reg (memory) */
947#define IEMOPFORM_VEX_MVR_MEM (IEMOPFORM_VEX_MVR | IEMOPFORM_NOT_MOD3)
948
949/** Fixed register instruction, no R/M. */
950#define IEMOPFORM_FIXED 16
951
952/** The r/m is a register. */
953#define IEMOPFORM_MOD3 RT_BIT_32(8)
954/** The r/m is a memory access. */
955#define IEMOPFORM_NOT_MOD3 RT_BIT_32(9)
956/** @} */
957
958/** @name IEMOPHINT_XXX - Additional Opcode Hints
959 * @note These are ORed together with IEMOPFORM_XXX.
960 * @{ */
961/** Ignores the operand size prefix (66h). */
962#define IEMOPHINT_IGNORES_OZ_PFX RT_BIT_32(10)
963/** Ignores REX.W (aka WIG). */
964#define IEMOPHINT_IGNORES_REXW RT_BIT_32(11)
965/** Both the operand size prefixes (66h + REX.W) are ignored. */
966#define IEMOPHINT_IGNORES_OP_SIZES (IEMOPHINT_IGNORES_OZ_PFX | IEMOPHINT_IGNORES_REXW)
967/** Allowed with the lock prefix. */
968#define IEMOPHINT_LOCK_ALLOWED RT_BIT_32(11)
969/** The VEX.L value is ignored (aka LIG). */
970#define IEMOPHINT_VEX_L_IGNORED RT_BIT_32(12)
971/** The VEX.L value must be zero (i.e. 128-bit width only). */
972#define IEMOPHINT_VEX_L_ZERO RT_BIT_32(13)
973
974/** Hint to IEMAllInstructionPython.py that this macro should be skipped. */
975#define IEMOPHINT_SKIP_PYTHON RT_BIT_32(31)
976/** @} */
977
978/**
979 * Possible hardware task switch sources.
980 */
981typedef enum IEMTASKSWITCH
982{
983 /** Task switch caused by an interrupt/exception. */
984 IEMTASKSWITCH_INT_XCPT = 1,
985 /** Task switch caused by a far CALL. */
986 IEMTASKSWITCH_CALL,
987 /** Task switch caused by a far JMP. */
988 IEMTASKSWITCH_JUMP,
989 /** Task switch caused by an IRET. */
990 IEMTASKSWITCH_IRET
991} IEMTASKSWITCH;
992AssertCompileSize(IEMTASKSWITCH, 4);
993
994/**
995 * Possible CrX load (write) sources.
996 */
997typedef enum IEMACCESSCRX
998{
999 /** CrX access caused by 'mov crX' instruction. */
1000 IEMACCESSCRX_MOV_CRX,
1001 /** CrX (CR0) write caused by 'lmsw' instruction. */
1002 IEMACCESSCRX_LMSW,
1003 /** CrX (CR0) write caused by 'clts' instruction. */
1004 IEMACCESSCRX_CLTS,
1005 /** CrX (CR0) read caused by 'smsw' instruction. */
1006 IEMACCESSCRX_SMSW
1007} IEMACCESSCRX;
1008
1009/**
1010 * Tests if verification mode is enabled.
1011 *
1012 * This expands to @c false when IEM_VERIFICATION_MODE is not defined and
1013 * should therefore cause the compiler to eliminate the verification branch
1014 * of an if statement. */
1015#ifdef IEM_VERIFICATION_MODE_FULL
1016# define IEM_VERIFICATION_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1017#elif defined(IEM_VERIFICATION_MODE_MINIMAL)
1018# define IEM_VERIFICATION_ENABLED(a_pVCpu) (true)
1019#else
1020# define IEM_VERIFICATION_ENABLED(a_pVCpu) (false)
1021#endif
1022
1023/**
1024 * Tests if full verification mode is enabled.
1025 *
1026 * This expands to @c false when IEM_VERIFICATION_MODE_FULL is not defined and
1027 * should therefore cause the compiler to eliminate the verification branch
1028 * of an if statement. */
1029#ifdef IEM_VERIFICATION_MODE_FULL
1030# define IEM_FULL_VERIFICATION_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1031#else
1032# define IEM_FULL_VERIFICATION_ENABLED(a_pVCpu) (false)
1033#endif
1034
1035/**
1036 * Tests if full verification mode is enabled again REM.
1037 *
1038 * This expands to @c false when IEM_VERIFICATION_MODE_FULL is not defined and
1039 * should therefore cause the compiler to eliminate the verification branch
1040 * of an if statement. */
1041#ifdef IEM_VERIFICATION_MODE_FULL
1042# ifdef IEM_VERIFICATION_MODE_FULL_HM
1043# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem && !HMIsEnabled((a_pVCpu)->CTX_SUFF(pVM)))
1044# else
1045# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (!(a_pVCpu)->iem.s.fNoRem)
1046# endif
1047#else
1048# define IEM_FULL_VERIFICATION_REM_ENABLED(a_pVCpu) (false)
1049#endif
1050
1051/** @def IEM_VERIFICATION_MODE
1052 * Indicates that one of the verfication modes are enabled.
1053 */
1054#if (defined(IEM_VERIFICATION_MODE_FULL) || defined(IEM_VERIFICATION_MODE_MINIMAL)) && !defined(IEM_VERIFICATION_MODE) \
1055 || defined(DOXYGEN_RUNNING)
1056# define IEM_VERIFICATION_MODE
1057#endif
1058
1059/**
1060 * Indicates to the verifier that the given flag set is undefined.
1061 *
1062 * Can be invoked again to add more flags.
1063 *
1064 * This is a NOOP if the verifier isn't compiled in.
1065 */
1066#ifdef IEM_VERIFICATION_MODE_FULL
1067# define IEMOP_VERIFICATION_UNDEFINED_EFLAGS(a_fEfl) do { pVCpu->iem.s.fUndefinedEFlags |= (a_fEfl); } while (0)
1068#else
1069# define IEMOP_VERIFICATION_UNDEFINED_EFLAGS(a_fEfl) do { } while (0)
1070#endif
1071
1072
1073/** @def IEM_DECL_IMPL_TYPE
1074 * For typedef'ing an instruction implementation function.
1075 *
1076 * @param a_RetType The return type.
1077 * @param a_Name The name of the type.
1078 * @param a_ArgList The argument list enclosed in parentheses.
1079 */
1080
1081/** @def IEM_DECL_IMPL_DEF
1082 * For defining an instruction implementation function.
1083 *
1084 * @param a_RetType The return type.
1085 * @param a_Name The name of the type.
1086 * @param a_ArgList The argument list enclosed in parentheses.
1087 */
1088
1089#if defined(__GNUC__) && defined(RT_ARCH_X86)
1090# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1091 __attribute__((__fastcall__)) a_RetType (a_Name) a_ArgList
1092# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1093 __attribute__((__fastcall__, __nothrow__)) a_RetType a_Name a_ArgList
1094
1095#elif defined(_MSC_VER) && defined(RT_ARCH_X86)
1096# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1097 a_RetType (__fastcall a_Name) a_ArgList
1098# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1099 a_RetType __fastcall a_Name a_ArgList
1100
1101#else
1102# define IEM_DECL_IMPL_TYPE(a_RetType, a_Name, a_ArgList) \
1103 a_RetType (VBOXCALL a_Name) a_ArgList
1104# define IEM_DECL_IMPL_DEF(a_RetType, a_Name, a_ArgList) \
1105 a_RetType VBOXCALL a_Name a_ArgList
1106
1107#endif
1108
1109/** @name Arithmetic assignment operations on bytes (binary).
1110 * @{ */
1111typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU8, (uint8_t *pu8Dst, uint8_t u8Src, uint32_t *pEFlags));
1112typedef FNIEMAIMPLBINU8 *PFNIEMAIMPLBINU8;
1113FNIEMAIMPLBINU8 iemAImpl_add_u8, iemAImpl_add_u8_locked;
1114FNIEMAIMPLBINU8 iemAImpl_adc_u8, iemAImpl_adc_u8_locked;
1115FNIEMAIMPLBINU8 iemAImpl_sub_u8, iemAImpl_sub_u8_locked;
1116FNIEMAIMPLBINU8 iemAImpl_sbb_u8, iemAImpl_sbb_u8_locked;
1117FNIEMAIMPLBINU8 iemAImpl_or_u8, iemAImpl_or_u8_locked;
1118FNIEMAIMPLBINU8 iemAImpl_xor_u8, iemAImpl_xor_u8_locked;
1119FNIEMAIMPLBINU8 iemAImpl_and_u8, iemAImpl_and_u8_locked;
1120/** @} */
1121
1122/** @name Arithmetic assignment operations on words (binary).
1123 * @{ */
1124typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU16, (uint16_t *pu16Dst, uint16_t u16Src, uint32_t *pEFlags));
1125typedef FNIEMAIMPLBINU16 *PFNIEMAIMPLBINU16;
1126FNIEMAIMPLBINU16 iemAImpl_add_u16, iemAImpl_add_u16_locked;
1127FNIEMAIMPLBINU16 iemAImpl_adc_u16, iemAImpl_adc_u16_locked;
1128FNIEMAIMPLBINU16 iemAImpl_sub_u16, iemAImpl_sub_u16_locked;
1129FNIEMAIMPLBINU16 iemAImpl_sbb_u16, iemAImpl_sbb_u16_locked;
1130FNIEMAIMPLBINU16 iemAImpl_or_u16, iemAImpl_or_u16_locked;
1131FNIEMAIMPLBINU16 iemAImpl_xor_u16, iemAImpl_xor_u16_locked;
1132FNIEMAIMPLBINU16 iemAImpl_and_u16, iemAImpl_and_u16_locked;
1133/** @} */
1134
1135/** @name Arithmetic assignment operations on double words (binary).
1136 * @{ */
1137typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU32, (uint32_t *pu32Dst, uint32_t u32Src, uint32_t *pEFlags));
1138typedef FNIEMAIMPLBINU32 *PFNIEMAIMPLBINU32;
1139FNIEMAIMPLBINU32 iemAImpl_add_u32, iemAImpl_add_u32_locked;
1140FNIEMAIMPLBINU32 iemAImpl_adc_u32, iemAImpl_adc_u32_locked;
1141FNIEMAIMPLBINU32 iemAImpl_sub_u32, iemAImpl_sub_u32_locked;
1142FNIEMAIMPLBINU32 iemAImpl_sbb_u32, iemAImpl_sbb_u32_locked;
1143FNIEMAIMPLBINU32 iemAImpl_or_u32, iemAImpl_or_u32_locked;
1144FNIEMAIMPLBINU32 iemAImpl_xor_u32, iemAImpl_xor_u32_locked;
1145FNIEMAIMPLBINU32 iemAImpl_and_u32, iemAImpl_and_u32_locked;
1146/** @} */
1147
1148/** @name Arithmetic assignment operations on quad words (binary).
1149 * @{ */
1150typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLBINU64, (uint64_t *pu64Dst, uint64_t u64Src, uint32_t *pEFlags));
1151typedef FNIEMAIMPLBINU64 *PFNIEMAIMPLBINU64;
1152FNIEMAIMPLBINU64 iemAImpl_add_u64, iemAImpl_add_u64_locked;
1153FNIEMAIMPLBINU64 iemAImpl_adc_u64, iemAImpl_adc_u64_locked;
1154FNIEMAIMPLBINU64 iemAImpl_sub_u64, iemAImpl_sub_u64_locked;
1155FNIEMAIMPLBINU64 iemAImpl_sbb_u64, iemAImpl_sbb_u64_locked;
1156FNIEMAIMPLBINU64 iemAImpl_or_u64, iemAImpl_or_u64_locked;
1157FNIEMAIMPLBINU64 iemAImpl_xor_u64, iemAImpl_xor_u64_locked;
1158FNIEMAIMPLBINU64 iemAImpl_and_u64, iemAImpl_and_u64_locked;
1159/** @} */
1160
1161/** @name Compare operations (thrown in with the binary ops).
1162 * @{ */
1163FNIEMAIMPLBINU8 iemAImpl_cmp_u8;
1164FNIEMAIMPLBINU16 iemAImpl_cmp_u16;
1165FNIEMAIMPLBINU32 iemAImpl_cmp_u32;
1166FNIEMAIMPLBINU64 iemAImpl_cmp_u64;
1167/** @} */
1168
1169/** @name Test operations (thrown in with the binary ops).
1170 * @{ */
1171FNIEMAIMPLBINU8 iemAImpl_test_u8;
1172FNIEMAIMPLBINU16 iemAImpl_test_u16;
1173FNIEMAIMPLBINU32 iemAImpl_test_u32;
1174FNIEMAIMPLBINU64 iemAImpl_test_u64;
1175/** @} */
1176
1177/** @name Bit operations operations (thrown in with the binary ops).
1178 * @{ */
1179FNIEMAIMPLBINU16 iemAImpl_bt_u16, iemAImpl_bt_u16_locked;
1180FNIEMAIMPLBINU32 iemAImpl_bt_u32, iemAImpl_bt_u32_locked;
1181FNIEMAIMPLBINU64 iemAImpl_bt_u64, iemAImpl_bt_u64_locked;
1182FNIEMAIMPLBINU16 iemAImpl_btc_u16, iemAImpl_btc_u16_locked;
1183FNIEMAIMPLBINU32 iemAImpl_btc_u32, iemAImpl_btc_u32_locked;
1184FNIEMAIMPLBINU64 iemAImpl_btc_u64, iemAImpl_btc_u64_locked;
1185FNIEMAIMPLBINU16 iemAImpl_btr_u16, iemAImpl_btr_u16_locked;
1186FNIEMAIMPLBINU32 iemAImpl_btr_u32, iemAImpl_btr_u32_locked;
1187FNIEMAIMPLBINU64 iemAImpl_btr_u64, iemAImpl_btr_u64_locked;
1188FNIEMAIMPLBINU16 iemAImpl_bts_u16, iemAImpl_bts_u16_locked;
1189FNIEMAIMPLBINU32 iemAImpl_bts_u32, iemAImpl_bts_u32_locked;
1190FNIEMAIMPLBINU64 iemAImpl_bts_u64, iemAImpl_bts_u64_locked;
1191/** @} */
1192
1193/** @name Exchange memory with register operations.
1194 * @{ */
1195IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u8, (uint8_t *pu8Mem, uint8_t *pu8Reg));
1196IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u16,(uint16_t *pu16Mem, uint16_t *pu16Reg));
1197IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u32,(uint32_t *pu32Mem, uint32_t *pu32Reg));
1198IEM_DECL_IMPL_DEF(void, iemAImpl_xchg_u64,(uint64_t *pu64Mem, uint64_t *pu64Reg));
1199/** @} */
1200
1201/** @name Exchange and add operations.
1202 * @{ */
1203IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u8, (uint8_t *pu8Dst, uint8_t *pu8Reg, uint32_t *pEFlags));
1204IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u16,(uint16_t *pu16Dst, uint16_t *pu16Reg, uint32_t *pEFlags));
1205IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u32,(uint32_t *pu32Dst, uint32_t *pu32Reg, uint32_t *pEFlags));
1206IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u64,(uint64_t *pu64Dst, uint64_t *pu64Reg, uint32_t *pEFlags));
1207IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u8_locked, (uint8_t *pu8Dst, uint8_t *pu8Reg, uint32_t *pEFlags));
1208IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u16_locked,(uint16_t *pu16Dst, uint16_t *pu16Reg, uint32_t *pEFlags));
1209IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u32_locked,(uint32_t *pu32Dst, uint32_t *pu32Reg, uint32_t *pEFlags));
1210IEM_DECL_IMPL_DEF(void, iemAImpl_xadd_u64_locked,(uint64_t *pu64Dst, uint64_t *pu64Reg, uint32_t *pEFlags));
1211/** @} */
1212
1213/** @name Compare and exchange.
1214 * @{ */
1215IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u8, (uint8_t *pu8Dst, uint8_t *puAl, uint8_t uSrcReg, uint32_t *pEFlags));
1216IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u8_locked, (uint8_t *pu8Dst, uint8_t *puAl, uint8_t uSrcReg, uint32_t *pEFlags));
1217IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u16, (uint16_t *pu16Dst, uint16_t *puAx, uint16_t uSrcReg, uint32_t *pEFlags));
1218IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u16_locked,(uint16_t *pu16Dst, uint16_t *puAx, uint16_t uSrcReg, uint32_t *pEFlags));
1219IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u32, (uint32_t *pu32Dst, uint32_t *puEax, uint32_t uSrcReg, uint32_t *pEFlags));
1220IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u32_locked,(uint32_t *pu32Dst, uint32_t *puEax, uint32_t uSrcReg, uint32_t *pEFlags));
1221#ifdef RT_ARCH_X86
1222IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64, (uint64_t *pu64Dst, uint64_t *puRax, uint64_t *puSrcReg, uint32_t *pEFlags));
1223IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64_locked,(uint64_t *pu64Dst, uint64_t *puRax, uint64_t *puSrcReg, uint32_t *pEFlags));
1224#else
1225IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64, (uint64_t *pu64Dst, uint64_t *puRax, uint64_t uSrcReg, uint32_t *pEFlags));
1226IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg_u64_locked,(uint64_t *pu64Dst, uint64_t *puRax, uint64_t uSrcReg, uint32_t *pEFlags));
1227#endif
1228IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg8b,(uint64_t *pu64Dst, PRTUINT64U pu64EaxEdx, PRTUINT64U pu64EbxEcx,
1229 uint32_t *pEFlags));
1230IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg8b_locked,(uint64_t *pu64Dst, PRTUINT64U pu64EaxEdx, PRTUINT64U pu64EbxEcx,
1231 uint32_t *pEFlags));
1232IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx, PRTUINT128U pu128RbxRcx,
1233 uint32_t *pEFlags));
1234IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b_locked,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx, PRTUINT128U pu128RbxRcx,
1235 uint32_t *pEFlags));
1236IEM_DECL_IMPL_DEF(void, iemAImpl_cmpxchg16b_fallback,(PRTUINT128U pu128Dst, PRTUINT128U pu128RaxRdx,
1237 PRTUINT128U pu128RbxRcx, uint32_t *pEFlags));
1238/** @} */
1239
1240/** @name Memory ordering
1241 * @{ */
1242typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEMFENCE,(void));
1243typedef FNIEMAIMPLMEMFENCE *PFNIEMAIMPLMEMFENCE;
1244IEM_DECL_IMPL_DEF(void, iemAImpl_mfence,(void));
1245IEM_DECL_IMPL_DEF(void, iemAImpl_sfence,(void));
1246IEM_DECL_IMPL_DEF(void, iemAImpl_lfence,(void));
1247IEM_DECL_IMPL_DEF(void, iemAImpl_alt_mem_fence,(void));
1248/** @} */
1249
1250/** @name Double precision shifts
1251 * @{ */
1252typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU16,(uint16_t *pu16Dst, uint16_t u16Src, uint8_t cShift, uint32_t *pEFlags));
1253typedef FNIEMAIMPLSHIFTDBLU16 *PFNIEMAIMPLSHIFTDBLU16;
1254typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU32,(uint32_t *pu32Dst, uint32_t u32Src, uint8_t cShift, uint32_t *pEFlags));
1255typedef FNIEMAIMPLSHIFTDBLU32 *PFNIEMAIMPLSHIFTDBLU32;
1256typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTDBLU64,(uint64_t *pu64Dst, uint64_t u64Src, uint8_t cShift, uint32_t *pEFlags));
1257typedef FNIEMAIMPLSHIFTDBLU64 *PFNIEMAIMPLSHIFTDBLU64;
1258FNIEMAIMPLSHIFTDBLU16 iemAImpl_shld_u16;
1259FNIEMAIMPLSHIFTDBLU32 iemAImpl_shld_u32;
1260FNIEMAIMPLSHIFTDBLU64 iemAImpl_shld_u64;
1261FNIEMAIMPLSHIFTDBLU16 iemAImpl_shrd_u16;
1262FNIEMAIMPLSHIFTDBLU32 iemAImpl_shrd_u32;
1263FNIEMAIMPLSHIFTDBLU64 iemAImpl_shrd_u64;
1264/** @} */
1265
1266
1267/** @name Bit search operations (thrown in with the binary ops).
1268 * @{ */
1269FNIEMAIMPLBINU16 iemAImpl_bsf_u16;
1270FNIEMAIMPLBINU32 iemAImpl_bsf_u32;
1271FNIEMAIMPLBINU64 iemAImpl_bsf_u64;
1272FNIEMAIMPLBINU16 iemAImpl_bsr_u16;
1273FNIEMAIMPLBINU32 iemAImpl_bsr_u32;
1274FNIEMAIMPLBINU64 iemAImpl_bsr_u64;
1275/** @} */
1276
1277/** @name Signed multiplication operations (thrown in with the binary ops).
1278 * @{ */
1279FNIEMAIMPLBINU16 iemAImpl_imul_two_u16;
1280FNIEMAIMPLBINU32 iemAImpl_imul_two_u32;
1281FNIEMAIMPLBINU64 iemAImpl_imul_two_u64;
1282/** @} */
1283
1284/** @name Arithmetic assignment operations on bytes (unary).
1285 * @{ */
1286typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU8, (uint8_t *pu8Dst, uint32_t *pEFlags));
1287typedef FNIEMAIMPLUNARYU8 *PFNIEMAIMPLUNARYU8;
1288FNIEMAIMPLUNARYU8 iemAImpl_inc_u8, iemAImpl_inc_u8_locked;
1289FNIEMAIMPLUNARYU8 iemAImpl_dec_u8, iemAImpl_dec_u8_locked;
1290FNIEMAIMPLUNARYU8 iemAImpl_not_u8, iemAImpl_not_u8_locked;
1291FNIEMAIMPLUNARYU8 iemAImpl_neg_u8, iemAImpl_neg_u8_locked;
1292/** @} */
1293
1294/** @name Arithmetic assignment operations on words (unary).
1295 * @{ */
1296typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU16, (uint16_t *pu16Dst, uint32_t *pEFlags));
1297typedef FNIEMAIMPLUNARYU16 *PFNIEMAIMPLUNARYU16;
1298FNIEMAIMPLUNARYU16 iemAImpl_inc_u16, iemAImpl_inc_u16_locked;
1299FNIEMAIMPLUNARYU16 iemAImpl_dec_u16, iemAImpl_dec_u16_locked;
1300FNIEMAIMPLUNARYU16 iemAImpl_not_u16, iemAImpl_not_u16_locked;
1301FNIEMAIMPLUNARYU16 iemAImpl_neg_u16, iemAImpl_neg_u16_locked;
1302/** @} */
1303
1304/** @name Arithmetic assignment operations on double words (unary).
1305 * @{ */
1306typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU32, (uint32_t *pu32Dst, uint32_t *pEFlags));
1307typedef FNIEMAIMPLUNARYU32 *PFNIEMAIMPLUNARYU32;
1308FNIEMAIMPLUNARYU32 iemAImpl_inc_u32, iemAImpl_inc_u32_locked;
1309FNIEMAIMPLUNARYU32 iemAImpl_dec_u32, iemAImpl_dec_u32_locked;
1310FNIEMAIMPLUNARYU32 iemAImpl_not_u32, iemAImpl_not_u32_locked;
1311FNIEMAIMPLUNARYU32 iemAImpl_neg_u32, iemAImpl_neg_u32_locked;
1312/** @} */
1313
1314/** @name Arithmetic assignment operations on quad words (unary).
1315 * @{ */
1316typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLUNARYU64, (uint64_t *pu64Dst, uint32_t *pEFlags));
1317typedef FNIEMAIMPLUNARYU64 *PFNIEMAIMPLUNARYU64;
1318FNIEMAIMPLUNARYU64 iemAImpl_inc_u64, iemAImpl_inc_u64_locked;
1319FNIEMAIMPLUNARYU64 iemAImpl_dec_u64, iemAImpl_dec_u64_locked;
1320FNIEMAIMPLUNARYU64 iemAImpl_not_u64, iemAImpl_not_u64_locked;
1321FNIEMAIMPLUNARYU64 iemAImpl_neg_u64, iemAImpl_neg_u64_locked;
1322/** @} */
1323
1324
1325/** @name Shift operations on bytes (Group 2).
1326 * @{ */
1327typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU8,(uint8_t *pu8Dst, uint8_t cShift, uint32_t *pEFlags));
1328typedef FNIEMAIMPLSHIFTU8 *PFNIEMAIMPLSHIFTU8;
1329FNIEMAIMPLSHIFTU8 iemAImpl_rol_u8;
1330FNIEMAIMPLSHIFTU8 iemAImpl_ror_u8;
1331FNIEMAIMPLSHIFTU8 iemAImpl_rcl_u8;
1332FNIEMAIMPLSHIFTU8 iemAImpl_rcr_u8;
1333FNIEMAIMPLSHIFTU8 iemAImpl_shl_u8;
1334FNIEMAIMPLSHIFTU8 iemAImpl_shr_u8;
1335FNIEMAIMPLSHIFTU8 iemAImpl_sar_u8;
1336/** @} */
1337
1338/** @name Shift operations on words (Group 2).
1339 * @{ */
1340typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU16,(uint16_t *pu16Dst, uint8_t cShift, uint32_t *pEFlags));
1341typedef FNIEMAIMPLSHIFTU16 *PFNIEMAIMPLSHIFTU16;
1342FNIEMAIMPLSHIFTU16 iemAImpl_rol_u16;
1343FNIEMAIMPLSHIFTU16 iemAImpl_ror_u16;
1344FNIEMAIMPLSHIFTU16 iemAImpl_rcl_u16;
1345FNIEMAIMPLSHIFTU16 iemAImpl_rcr_u16;
1346FNIEMAIMPLSHIFTU16 iemAImpl_shl_u16;
1347FNIEMAIMPLSHIFTU16 iemAImpl_shr_u16;
1348FNIEMAIMPLSHIFTU16 iemAImpl_sar_u16;
1349/** @} */
1350
1351/** @name Shift operations on double words (Group 2).
1352 * @{ */
1353typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU32,(uint32_t *pu32Dst, uint8_t cShift, uint32_t *pEFlags));
1354typedef FNIEMAIMPLSHIFTU32 *PFNIEMAIMPLSHIFTU32;
1355FNIEMAIMPLSHIFTU32 iemAImpl_rol_u32;
1356FNIEMAIMPLSHIFTU32 iemAImpl_ror_u32;
1357FNIEMAIMPLSHIFTU32 iemAImpl_rcl_u32;
1358FNIEMAIMPLSHIFTU32 iemAImpl_rcr_u32;
1359FNIEMAIMPLSHIFTU32 iemAImpl_shl_u32;
1360FNIEMAIMPLSHIFTU32 iemAImpl_shr_u32;
1361FNIEMAIMPLSHIFTU32 iemAImpl_sar_u32;
1362/** @} */
1363
1364/** @name Shift operations on words (Group 2).
1365 * @{ */
1366typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLSHIFTU64,(uint64_t *pu64Dst, uint8_t cShift, uint32_t *pEFlags));
1367typedef FNIEMAIMPLSHIFTU64 *PFNIEMAIMPLSHIFTU64;
1368FNIEMAIMPLSHIFTU64 iemAImpl_rol_u64;
1369FNIEMAIMPLSHIFTU64 iemAImpl_ror_u64;
1370FNIEMAIMPLSHIFTU64 iemAImpl_rcl_u64;
1371FNIEMAIMPLSHIFTU64 iemAImpl_rcr_u64;
1372FNIEMAIMPLSHIFTU64 iemAImpl_shl_u64;
1373FNIEMAIMPLSHIFTU64 iemAImpl_shr_u64;
1374FNIEMAIMPLSHIFTU64 iemAImpl_sar_u64;
1375/** @} */
1376
1377/** @name Multiplication and division operations.
1378 * @{ */
1379typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU8,(uint16_t *pu16AX, uint8_t u8FactorDivisor, uint32_t *pEFlags));
1380typedef FNIEMAIMPLMULDIVU8 *PFNIEMAIMPLMULDIVU8;
1381FNIEMAIMPLMULDIVU8 iemAImpl_mul_u8, iemAImpl_imul_u8;
1382FNIEMAIMPLMULDIVU8 iemAImpl_div_u8, iemAImpl_idiv_u8;
1383
1384typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU16,(uint16_t *pu16AX, uint16_t *pu16DX, uint16_t u16FactorDivisor, uint32_t *pEFlags));
1385typedef FNIEMAIMPLMULDIVU16 *PFNIEMAIMPLMULDIVU16;
1386FNIEMAIMPLMULDIVU16 iemAImpl_mul_u16, iemAImpl_imul_u16;
1387FNIEMAIMPLMULDIVU16 iemAImpl_div_u16, iemAImpl_idiv_u16;
1388
1389typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU32,(uint32_t *pu32EAX, uint32_t *pu32EDX, uint32_t u32FactorDivisor, uint32_t *pEFlags));
1390typedef FNIEMAIMPLMULDIVU32 *PFNIEMAIMPLMULDIVU32;
1391FNIEMAIMPLMULDIVU32 iemAImpl_mul_u32, iemAImpl_imul_u32;
1392FNIEMAIMPLMULDIVU32 iemAImpl_div_u32, iemAImpl_idiv_u32;
1393
1394typedef IEM_DECL_IMPL_TYPE(int, FNIEMAIMPLMULDIVU64,(uint64_t *pu64RAX, uint64_t *pu64RDX, uint64_t u64FactorDivisor, uint32_t *pEFlags));
1395typedef FNIEMAIMPLMULDIVU64 *PFNIEMAIMPLMULDIVU64;
1396FNIEMAIMPLMULDIVU64 iemAImpl_mul_u64, iemAImpl_imul_u64;
1397FNIEMAIMPLMULDIVU64 iemAImpl_div_u64, iemAImpl_idiv_u64;
1398/** @} */
1399
1400/** @name Byte Swap.
1401 * @{ */
1402IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u16,(uint32_t *pu32Dst)); /* Yes, 32-bit register access. */
1403IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u32,(uint32_t *pu32Dst));
1404IEM_DECL_IMPL_TYPE(void, iemAImpl_bswap_u64,(uint64_t *pu64Dst));
1405/** @} */
1406
1407/** @name Misc.
1408 * @{ */
1409FNIEMAIMPLBINU16 iemAImpl_arpl;
1410/** @} */
1411
1412
1413/** @name FPU operations taking a 32-bit float argument
1414 * @{ */
1415typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR32FSW,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1416 PCRTFLOAT80U pr80Val1, PCRTFLOAT32U pr32Val2));
1417typedef FNIEMAIMPLFPUR32FSW *PFNIEMAIMPLFPUR32FSW;
1418
1419typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR32,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1420 PCRTFLOAT80U pr80Val1, PCRTFLOAT32U pr32Val2));
1421typedef FNIEMAIMPLFPUR32 *PFNIEMAIMPLFPUR32;
1422
1423FNIEMAIMPLFPUR32FSW iemAImpl_fcom_r80_by_r32;
1424FNIEMAIMPLFPUR32 iemAImpl_fadd_r80_by_r32;
1425FNIEMAIMPLFPUR32 iemAImpl_fmul_r80_by_r32;
1426FNIEMAIMPLFPUR32 iemAImpl_fsub_r80_by_r32;
1427FNIEMAIMPLFPUR32 iemAImpl_fsubr_r80_by_r32;
1428FNIEMAIMPLFPUR32 iemAImpl_fdiv_r80_by_r32;
1429FNIEMAIMPLFPUR32 iemAImpl_fdivr_r80_by_r32;
1430
1431IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r32_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT32U pr32Val));
1432IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1433 PRTFLOAT32U pr32Val, PCRTFLOAT80U pr80Val));
1434/** @} */
1435
1436/** @name FPU operations taking a 64-bit float argument
1437 * @{ */
1438typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR64,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1439 PCRTFLOAT80U pr80Val1, PCRTFLOAT64U pr64Val2));
1440typedef FNIEMAIMPLFPUR64 *PFNIEMAIMPLFPUR64;
1441
1442FNIEMAIMPLFPUR64 iemAImpl_fadd_r80_by_r64;
1443FNIEMAIMPLFPUR64 iemAImpl_fmul_r80_by_r64;
1444FNIEMAIMPLFPUR64 iemAImpl_fsub_r80_by_r64;
1445FNIEMAIMPLFPUR64 iemAImpl_fsubr_r80_by_r64;
1446FNIEMAIMPLFPUR64 iemAImpl_fdiv_r80_by_r64;
1447FNIEMAIMPLFPUR64 iemAImpl_fdivr_r80_by_r64;
1448
1449IEM_DECL_IMPL_DEF(void, iemAImpl_fcom_r80_by_r64,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1450 PCRTFLOAT80U pr80Val1, PCRTFLOAT64U pr64Val2));
1451IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r64_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT64U pr64Val));
1452IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1453 PRTFLOAT64U pr32Val, PCRTFLOAT80U pr80Val));
1454/** @} */
1455
1456/** @name FPU operations taking a 80-bit float argument
1457 * @{ */
1458typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1459 PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1460typedef FNIEMAIMPLFPUR80 *PFNIEMAIMPLFPUR80;
1461FNIEMAIMPLFPUR80 iemAImpl_fadd_r80_by_r80;
1462FNIEMAIMPLFPUR80 iemAImpl_fmul_r80_by_r80;
1463FNIEMAIMPLFPUR80 iemAImpl_fsub_r80_by_r80;
1464FNIEMAIMPLFPUR80 iemAImpl_fsubr_r80_by_r80;
1465FNIEMAIMPLFPUR80 iemAImpl_fdiv_r80_by_r80;
1466FNIEMAIMPLFPUR80 iemAImpl_fdivr_r80_by_r80;
1467FNIEMAIMPLFPUR80 iemAImpl_fprem_r80_by_r80;
1468FNIEMAIMPLFPUR80 iemAImpl_fprem1_r80_by_r80;
1469FNIEMAIMPLFPUR80 iemAImpl_fscale_r80_by_r80;
1470
1471FNIEMAIMPLFPUR80 iemAImpl_fpatan_r80_by_r80;
1472FNIEMAIMPLFPUR80 iemAImpl_fyl2x_r80_by_r80;
1473FNIEMAIMPLFPUR80 iemAImpl_fyl2xp1_r80_by_r80;
1474
1475typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80FSW,(PCX86FXSTATE pFpuState, uint16_t *pFSW,
1476 PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1477typedef FNIEMAIMPLFPUR80FSW *PFNIEMAIMPLFPUR80FSW;
1478FNIEMAIMPLFPUR80FSW iemAImpl_fcom_r80_by_r80;
1479FNIEMAIMPLFPUR80FSW iemAImpl_fucom_r80_by_r80;
1480
1481typedef IEM_DECL_IMPL_TYPE(uint32_t, FNIEMAIMPLFPUR80EFL,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1482 PCRTFLOAT80U pr80Val1, PCRTFLOAT80U pr80Val2));
1483typedef FNIEMAIMPLFPUR80EFL *PFNIEMAIMPLFPUR80EFL;
1484FNIEMAIMPLFPUR80EFL iemAImpl_fcomi_r80_by_r80;
1485FNIEMAIMPLFPUR80EFL iemAImpl_fucomi_r80_by_r80;
1486
1487typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARY,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT80U pr80Val));
1488typedef FNIEMAIMPLFPUR80UNARY *PFNIEMAIMPLFPUR80UNARY;
1489FNIEMAIMPLFPUR80UNARY iemAImpl_fabs_r80;
1490FNIEMAIMPLFPUR80UNARY iemAImpl_fchs_r80;
1491FNIEMAIMPLFPUR80UNARY iemAImpl_f2xm1_r80;
1492FNIEMAIMPLFPUR80UNARY iemAImpl_fsqrt_r80;
1493FNIEMAIMPLFPUR80UNARY iemAImpl_frndint_r80;
1494FNIEMAIMPLFPUR80UNARY iemAImpl_fsin_r80;
1495FNIEMAIMPLFPUR80UNARY iemAImpl_fcos_r80;
1496
1497typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARYFSW,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw, PCRTFLOAT80U pr80Val));
1498typedef FNIEMAIMPLFPUR80UNARYFSW *PFNIEMAIMPLFPUR80UNARYFSW;
1499FNIEMAIMPLFPUR80UNARYFSW iemAImpl_ftst_r80;
1500FNIEMAIMPLFPUR80UNARYFSW iemAImpl_fxam_r80;
1501
1502typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80LDCONST,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes));
1503typedef FNIEMAIMPLFPUR80LDCONST *PFNIEMAIMPLFPUR80LDCONST;
1504FNIEMAIMPLFPUR80LDCONST iemAImpl_fld1;
1505FNIEMAIMPLFPUR80LDCONST iemAImpl_fldl2t;
1506FNIEMAIMPLFPUR80LDCONST iemAImpl_fldl2e;
1507FNIEMAIMPLFPUR80LDCONST iemAImpl_fldpi;
1508FNIEMAIMPLFPUR80LDCONST iemAImpl_fldlg2;
1509FNIEMAIMPLFPUR80LDCONST iemAImpl_fldln2;
1510FNIEMAIMPLFPUR80LDCONST iemAImpl_fldz;
1511
1512typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUR80UNARYTWO,(PCX86FXSTATE pFpuState, PIEMFPURESULTTWO pFpuResTwo,
1513 PCRTFLOAT80U pr80Val));
1514typedef FNIEMAIMPLFPUR80UNARYTWO *PFNIEMAIMPLFPUR80UNARYTWO;
1515FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fptan_r80_r80;
1516FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fxtract_r80_r80;
1517FNIEMAIMPLFPUR80UNARYTWO iemAImpl_fsincos_r80_r80;
1518
1519IEM_DECL_IMPL_DEF(void, iemAImpl_fld_r80_from_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, PCRTFLOAT80U pr80Val));
1520IEM_DECL_IMPL_DEF(void, iemAImpl_fst_r80_to_r80,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1521 PRTFLOAT80U pr80Dst, PCRTFLOAT80U pr80Src));
1522
1523/** @} */
1524
1525/** @name FPU operations taking a 16-bit signed integer argument
1526 * @{ */
1527typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI16,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1528 PCRTFLOAT80U pr80Val1, int16_t const *pi16Val2));
1529typedef FNIEMAIMPLFPUI16 *PFNIEMAIMPLFPUI16;
1530
1531FNIEMAIMPLFPUI16 iemAImpl_fiadd_r80_by_i16;
1532FNIEMAIMPLFPUI16 iemAImpl_fimul_r80_by_i16;
1533FNIEMAIMPLFPUI16 iemAImpl_fisub_r80_by_i16;
1534FNIEMAIMPLFPUI16 iemAImpl_fisubr_r80_by_i16;
1535FNIEMAIMPLFPUI16 iemAImpl_fidiv_r80_by_i16;
1536FNIEMAIMPLFPUI16 iemAImpl_fidivr_r80_by_i16;
1537
1538IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1539 PCRTFLOAT80U pr80Val1, int16_t const *pi16Val2));
1540
1541IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i16_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int16_t const *pi16Val));
1542IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1543 int16_t *pi16Val, PCRTFLOAT80U pr80Val));
1544IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i16,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1545 int16_t *pi16Val, PCRTFLOAT80U pr80Val));
1546/** @} */
1547
1548/** @name FPU operations taking a 32-bit signed integer argument
1549 * @{ */
1550typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI32,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1551 PCRTFLOAT80U pr80Val1, int32_t const *pi32Val2));
1552typedef FNIEMAIMPLFPUI32 *PFNIEMAIMPLFPUI32;
1553
1554FNIEMAIMPLFPUI32 iemAImpl_fiadd_r80_by_i32;
1555FNIEMAIMPLFPUI32 iemAImpl_fimul_r80_by_i32;
1556FNIEMAIMPLFPUI32 iemAImpl_fisub_r80_by_i32;
1557FNIEMAIMPLFPUI32 iemAImpl_fisubr_r80_by_i32;
1558FNIEMAIMPLFPUI32 iemAImpl_fidiv_r80_by_i32;
1559FNIEMAIMPLFPUI32 iemAImpl_fidivr_r80_by_i32;
1560
1561IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1562 PCRTFLOAT80U pr80Val1, int32_t const *pi32Val2));
1563
1564IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i32_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int32_t const *pi32Val));
1565IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1566 int32_t *pi32Val, PCRTFLOAT80U pr80Val));
1567IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i32,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1568 int32_t *pi32Val, PCRTFLOAT80U pr80Val));
1569/** @} */
1570
1571/** @name FPU operations taking a 64-bit signed integer argument
1572 * @{ */
1573typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLFPUI64,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes,
1574 PCRTFLOAT80U pr80Val1, int64_t const *pi64Val2));
1575typedef FNIEMAIMPLFPUI64 *PFNIEMAIMPLFPUI64;
1576
1577FNIEMAIMPLFPUI64 iemAImpl_fiadd_r80_by_i64;
1578FNIEMAIMPLFPUI64 iemAImpl_fimul_r80_by_i64;
1579FNIEMAIMPLFPUI64 iemAImpl_fisub_r80_by_i64;
1580FNIEMAIMPLFPUI64 iemAImpl_fisubr_r80_by_i64;
1581FNIEMAIMPLFPUI64 iemAImpl_fidiv_r80_by_i64;
1582FNIEMAIMPLFPUI64 iemAImpl_fidivr_r80_by_i64;
1583
1584IEM_DECL_IMPL_DEF(void, iemAImpl_ficom_r80_by_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16Fsw,
1585 PCRTFLOAT80U pr80Val1, int64_t const *pi64Val2));
1586
1587IEM_DECL_IMPL_DEF(void, iemAImpl_fild_i64_to_r80,(PCX86FXSTATE pFpuState, PIEMFPURESULT pFpuRes, int64_t const *pi64Val));
1588IEM_DECL_IMPL_DEF(void, iemAImpl_fist_r80_to_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1589 int64_t *pi64Val, PCRTFLOAT80U pr80Val));
1590IEM_DECL_IMPL_DEF(void, iemAImpl_fistt_r80_to_i64,(PCX86FXSTATE pFpuState, uint16_t *pu16FSW,
1591 int64_t *pi32Val, PCRTFLOAT80U pr80Val));
1592/** @} */
1593
1594
1595/** Temporary type representing a 256-bit vector register. */
1596typedef struct {uint64_t au64[4]; } IEMVMM256;
1597/** Temporary type pointing to a 256-bit vector register. */
1598typedef IEMVMM256 *PIEMVMM256;
1599/** Temporary type pointing to a const 256-bit vector register. */
1600typedef IEMVMM256 *PCIEMVMM256;
1601
1602
1603/** @name Media (SSE/MMX/AVX) operations: full1 + full2 -> full1.
1604 * @{ */
1605typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF2U64,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint64_t const *pu64Src));
1606typedef FNIEMAIMPLMEDIAF2U64 *PFNIEMAIMPLMEDIAF2U64;
1607typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF2U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, PCRTUINT128U pu128Src));
1608typedef FNIEMAIMPLMEDIAF2U128 *PFNIEMAIMPLMEDIAF2U128;
1609FNIEMAIMPLMEDIAF2U64 iemAImpl_pxor_u64, iemAImpl_pcmpeqb_u64, iemAImpl_pcmpeqw_u64, iemAImpl_pcmpeqd_u64;
1610FNIEMAIMPLMEDIAF2U128 iemAImpl_pxor_u128, iemAImpl_pcmpeqb_u128, iemAImpl_pcmpeqw_u128, iemAImpl_pcmpeqd_u128;
1611/** @} */
1612
1613/** @name Media (SSE/MMX/AVX) operations: lowhalf1 + lowhalf1 -> full1.
1614 * @{ */
1615typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1L1U64,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint32_t const *pu32Src));
1616typedef FNIEMAIMPLMEDIAF1L1U64 *PFNIEMAIMPLMEDIAF1L1U64;
1617typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1L1U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, uint64_t const *pu64Src));
1618typedef FNIEMAIMPLMEDIAF1L1U128 *PFNIEMAIMPLMEDIAF1L1U128;
1619FNIEMAIMPLMEDIAF1L1U64 iemAImpl_punpcklbw_u64, iemAImpl_punpcklwd_u64, iemAImpl_punpckldq_u64;
1620FNIEMAIMPLMEDIAF1L1U128 iemAImpl_punpcklbw_u128, iemAImpl_punpcklwd_u128, iemAImpl_punpckldq_u128, iemAImpl_punpcklqdq_u128;
1621/** @} */
1622
1623/** @name Media (SSE/MMX/AVX) operations: hihalf1 + hihalf2 -> full1.
1624 * @{ */
1625typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1H1U64,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint64_t const *pu64Src));
1626typedef FNIEMAIMPLMEDIAF2U64 *PFNIEMAIMPLMEDIAF1H1U64;
1627typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAF1H1U128,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst, PCRTUINT128U pu128Src));
1628typedef FNIEMAIMPLMEDIAF2U128 *PFNIEMAIMPLMEDIAF1H1U128;
1629FNIEMAIMPLMEDIAF1H1U64 iemAImpl_punpckhbw_u64, iemAImpl_punpckhwd_u64, iemAImpl_punpckhdq_u64;
1630FNIEMAIMPLMEDIAF1H1U128 iemAImpl_punpckhbw_u128, iemAImpl_punpckhwd_u128, iemAImpl_punpckhdq_u128, iemAImpl_punpckhqdq_u128;
1631/** @} */
1632
1633/** @name Media (SSE/MMX/AVX) operation: Packed Shuffle Stuff (evil)
1634 * @{ */
1635typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLMEDIAPSHUF,(PCX86FXSTATE pFpuState, PRTUINT128U pu128Dst,
1636 PCRTUINT128U pu128Src, uint8_t bEvil));
1637typedef FNIEMAIMPLMEDIAPSHUF *PFNIEMAIMPLMEDIAPSHUF;
1638FNIEMAIMPLMEDIAPSHUF iemAImpl_pshufhw, iemAImpl_pshuflw, iemAImpl_pshufd;
1639IEM_DECL_IMPL_DEF(void, iemAImpl_pshufw,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint64_t const *pu64Src, uint8_t bEvil));
1640/** @} */
1641
1642/** @name Media (SSE/MMX/AVX) operation: Move Byte Mask
1643 * @{ */
1644IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u64,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, uint64_t const *pu64Src));
1645IEM_DECL_IMPL_DEF(void, iemAImpl_pmovmskb_u128,(PCX86FXSTATE pFpuState, uint64_t *pu64Dst, PCRTUINT128U pu128Src));
1646/** @} */
1647
1648/** @name Media (SSE/MMX/AVX) operation: Sort this later
1649 * @{ */
1650IEM_DECL_IMPL_DEF(void, iemAImpl_movsldup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, PCRTUINT128U puSrc));
1651IEM_DECL_IMPL_DEF(void, iemAImpl_movshdup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, PCRTUINT128U puSrc));
1652IEM_DECL_IMPL_DEF(void, iemAImpl_movddup,(PCX86FXSTATE pFpuState, PRTUINT128U puDst, uint64_t uSrc));
1653
1654IEM_DECL_IMPL_DEF(void, iemAImpl_vmovsldup_256_rr,(PX86XSAVEAREA pXState, uint8_t iYRegDst, uint8_t iYRegSrc));
1655IEM_DECL_IMPL_DEF(void, iemAImpl_vmovsldup_256_rm,(PX86XSAVEAREA pXState, uint8_t iYRegDst, PCRTUINT256U pSrc));
1656IEM_DECL_IMPL_DEF(void, iemAImpl_vmovddup_256_rr,(PX86XSAVEAREA pXState, uint8_t iYRegDst, uint8_t iYRegSrc));
1657IEM_DECL_IMPL_DEF(void, iemAImpl_vmovddup_256_rm,(PX86XSAVEAREA pXState, uint8_t iYRegDst, PCRTUINT256U pSrc));
1658
1659/** @} */
1660
1661
1662/** @name Function tables.
1663 * @{
1664 */
1665
1666/**
1667 * Function table for a binary operator providing implementation based on
1668 * operand size.
1669 */
1670typedef struct IEMOPBINSIZES
1671{
1672 PFNIEMAIMPLBINU8 pfnNormalU8, pfnLockedU8;
1673 PFNIEMAIMPLBINU16 pfnNormalU16, pfnLockedU16;
1674 PFNIEMAIMPLBINU32 pfnNormalU32, pfnLockedU32;
1675 PFNIEMAIMPLBINU64 pfnNormalU64, pfnLockedU64;
1676} IEMOPBINSIZES;
1677/** Pointer to a binary operator function table. */
1678typedef IEMOPBINSIZES const *PCIEMOPBINSIZES;
1679
1680
1681/**
1682 * Function table for a unary operator providing implementation based on
1683 * operand size.
1684 */
1685typedef struct IEMOPUNARYSIZES
1686{
1687 PFNIEMAIMPLUNARYU8 pfnNormalU8, pfnLockedU8;
1688 PFNIEMAIMPLUNARYU16 pfnNormalU16, pfnLockedU16;
1689 PFNIEMAIMPLUNARYU32 pfnNormalU32, pfnLockedU32;
1690 PFNIEMAIMPLUNARYU64 pfnNormalU64, pfnLockedU64;
1691} IEMOPUNARYSIZES;
1692/** Pointer to a unary operator function table. */
1693typedef IEMOPUNARYSIZES const *PCIEMOPUNARYSIZES;
1694
1695
1696/**
1697 * Function table for a shift operator providing implementation based on
1698 * operand size.
1699 */
1700typedef struct IEMOPSHIFTSIZES
1701{
1702 PFNIEMAIMPLSHIFTU8 pfnNormalU8;
1703 PFNIEMAIMPLSHIFTU16 pfnNormalU16;
1704 PFNIEMAIMPLSHIFTU32 pfnNormalU32;
1705 PFNIEMAIMPLSHIFTU64 pfnNormalU64;
1706} IEMOPSHIFTSIZES;
1707/** Pointer to a shift operator function table. */
1708typedef IEMOPSHIFTSIZES const *PCIEMOPSHIFTSIZES;
1709
1710
1711/**
1712 * Function table for a multiplication or division operation.
1713 */
1714typedef struct IEMOPMULDIVSIZES
1715{
1716 PFNIEMAIMPLMULDIVU8 pfnU8;
1717 PFNIEMAIMPLMULDIVU16 pfnU16;
1718 PFNIEMAIMPLMULDIVU32 pfnU32;
1719 PFNIEMAIMPLMULDIVU64 pfnU64;
1720} IEMOPMULDIVSIZES;
1721/** Pointer to a multiplication or division operation function table. */
1722typedef IEMOPMULDIVSIZES const *PCIEMOPMULDIVSIZES;
1723
1724
1725/**
1726 * Function table for a double precision shift operator providing implementation
1727 * based on operand size.
1728 */
1729typedef struct IEMOPSHIFTDBLSIZES
1730{
1731 PFNIEMAIMPLSHIFTDBLU16 pfnNormalU16;
1732 PFNIEMAIMPLSHIFTDBLU32 pfnNormalU32;
1733 PFNIEMAIMPLSHIFTDBLU64 pfnNormalU64;
1734} IEMOPSHIFTDBLSIZES;
1735/** Pointer to a double precision shift function table. */
1736typedef IEMOPSHIFTDBLSIZES const *PCIEMOPSHIFTDBLSIZES;
1737
1738
1739/**
1740 * Function table for media instruction taking two full sized media registers,
1741 * optionally the 2nd being a memory reference (only modifying the first op.)
1742 */
1743typedef struct IEMOPMEDIAF2
1744{
1745 PFNIEMAIMPLMEDIAF2U64 pfnU64;
1746 PFNIEMAIMPLMEDIAF2U128 pfnU128;
1747} IEMOPMEDIAF2;
1748/** Pointer to a media operation function table for full sized ops. */
1749typedef IEMOPMEDIAF2 const *PCIEMOPMEDIAF2;
1750
1751/**
1752 * Function table for media instruction taking taking one full and one lower
1753 * half media register.
1754 */
1755typedef struct IEMOPMEDIAF1L1
1756{
1757 PFNIEMAIMPLMEDIAF1L1U64 pfnU64;
1758 PFNIEMAIMPLMEDIAF1L1U128 pfnU128;
1759} IEMOPMEDIAF1L1;
1760/** Pointer to a media operation function table for lowhalf+lowhalf -> full. */
1761typedef IEMOPMEDIAF1L1 const *PCIEMOPMEDIAF1L1;
1762
1763/**
1764 * Function table for media instruction taking taking one full and one high half
1765 * media register.
1766 */
1767typedef struct IEMOPMEDIAF1H1
1768{
1769 PFNIEMAIMPLMEDIAF1H1U64 pfnU64;
1770 PFNIEMAIMPLMEDIAF1H1U128 pfnU128;
1771} IEMOPMEDIAF1H1;
1772/** Pointer to a media operation function table for hihalf+hihalf -> full. */
1773typedef IEMOPMEDIAF1H1 const *PCIEMOPMEDIAF1H1;
1774
1775
1776/** @} */
1777
1778
1779/** @name C instruction implementations for anything slightly complicated.
1780 * @{ */
1781
1782/**
1783 * For typedef'ing or declaring a C instruction implementation function taking
1784 * no extra arguments.
1785 *
1786 * @param a_Name The name of the type.
1787 */
1788# define IEM_CIMPL_DECL_TYPE_0(a_Name) \
1789 IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr))
1790/**
1791 * For defining a C instruction implementation function taking no extra
1792 * arguments.
1793 *
1794 * @param a_Name The name of the function
1795 */
1796# define IEM_CIMPL_DEF_0(a_Name) \
1797 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr))
1798/**
1799 * For calling a C instruction implementation function taking no extra
1800 * arguments.
1801 *
1802 * This special call macro adds default arguments to the call and allow us to
1803 * change these later.
1804 *
1805 * @param a_fn The name of the function.
1806 */
1807# define IEM_CIMPL_CALL_0(a_fn) a_fn(pVCpu, cbInstr)
1808
1809/**
1810 * For typedef'ing or declaring a C instruction implementation function taking
1811 * one extra argument.
1812 *
1813 * @param a_Name The name of the type.
1814 * @param a_Type0 The argument type.
1815 * @param a_Arg0 The argument name.
1816 */
1817# define IEM_CIMPL_DECL_TYPE_1(a_Name, a_Type0, a_Arg0) \
1818 IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0))
1819/**
1820 * For defining a C instruction implementation function taking one extra
1821 * argument.
1822 *
1823 * @param a_Name The name of the function
1824 * @param a_Type0 The argument type.
1825 * @param a_Arg0 The argument name.
1826 */
1827# define IEM_CIMPL_DEF_1(a_Name, a_Type0, a_Arg0) \
1828 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0))
1829/**
1830 * For calling a C instruction implementation function taking one extra
1831 * argument.
1832 *
1833 * This special call macro adds default arguments to the call and allow us to
1834 * change these later.
1835 *
1836 * @param a_fn The name of the function.
1837 * @param a0 The name of the 1st argument.
1838 */
1839# define IEM_CIMPL_CALL_1(a_fn, a0) a_fn(pVCpu, cbInstr, (a0))
1840
1841/**
1842 * For typedef'ing or declaring a C instruction implementation function taking
1843 * two extra arguments.
1844 *
1845 * @param a_Name The name of the type.
1846 * @param a_Type0 The type of the 1st argument
1847 * @param a_Arg0 The name of the 1st argument.
1848 * @param a_Type1 The type of the 2nd argument.
1849 * @param a_Arg1 The name of the 2nd argument.
1850 */
1851# define IEM_CIMPL_DECL_TYPE_2(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1) \
1852 IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1))
1853/**
1854 * For defining a C instruction implementation function taking two extra
1855 * arguments.
1856 *
1857 * @param a_Name The name of the function.
1858 * @param a_Type0 The type of the 1st argument
1859 * @param a_Arg0 The name of the 1st argument.
1860 * @param a_Type1 The type of the 2nd argument.
1861 * @param a_Arg1 The name of the 2nd argument.
1862 */
1863# define IEM_CIMPL_DEF_2(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1) \
1864 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1))
1865/**
1866 * For calling a C instruction implementation function taking two extra
1867 * arguments.
1868 *
1869 * This special call macro adds default arguments to the call and allow us to
1870 * change these later.
1871 *
1872 * @param a_fn The name of the function.
1873 * @param a0 The name of the 1st argument.
1874 * @param a1 The name of the 2nd argument.
1875 */
1876# define IEM_CIMPL_CALL_2(a_fn, a0, a1) a_fn(pVCpu, cbInstr, (a0), (a1))
1877
1878/**
1879 * For typedef'ing or declaring a C instruction implementation function taking
1880 * three extra arguments.
1881 *
1882 * @param a_Name The name of the type.
1883 * @param a_Type0 The type of the 1st argument
1884 * @param a_Arg0 The name of the 1st argument.
1885 * @param a_Type1 The type of the 2nd argument.
1886 * @param a_Arg1 The name of the 2nd argument.
1887 * @param a_Type2 The type of the 3rd argument.
1888 * @param a_Arg2 The name of the 3rd argument.
1889 */
1890# define IEM_CIMPL_DECL_TYPE_3(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2) \
1891 IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2))
1892/**
1893 * For defining a C instruction implementation function taking three extra
1894 * arguments.
1895 *
1896 * @param a_Name The name of the function.
1897 * @param a_Type0 The type of the 1st argument
1898 * @param a_Arg0 The name of the 1st argument.
1899 * @param a_Type1 The type of the 2nd argument.
1900 * @param a_Arg1 The name of the 2nd argument.
1901 * @param a_Type2 The type of the 3rd argument.
1902 * @param a_Arg2 The name of the 3rd argument.
1903 */
1904# define IEM_CIMPL_DEF_3(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2) \
1905 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2))
1906/**
1907 * For calling a C instruction implementation function taking three extra
1908 * arguments.
1909 *
1910 * This special call macro adds default arguments to the call and allow us to
1911 * change these later.
1912 *
1913 * @param a_fn The name of the function.
1914 * @param a0 The name of the 1st argument.
1915 * @param a1 The name of the 2nd argument.
1916 * @param a2 The name of the 3rd argument.
1917 */
1918# define IEM_CIMPL_CALL_3(a_fn, a0, a1, a2) a_fn(pVCpu, cbInstr, (a0), (a1), (a2))
1919
1920
1921/**
1922 * For typedef'ing or declaring a C instruction implementation function taking
1923 * four extra arguments.
1924 *
1925 * @param a_Name The name of the type.
1926 * @param a_Type0 The type of the 1st argument
1927 * @param a_Arg0 The name of the 1st argument.
1928 * @param a_Type1 The type of the 2nd argument.
1929 * @param a_Arg1 The name of the 2nd argument.
1930 * @param a_Type2 The type of the 3rd argument.
1931 * @param a_Arg2 The name of the 3rd argument.
1932 * @param a_Type3 The type of the 4th argument.
1933 * @param a_Arg3 The name of the 4th argument.
1934 */
1935# define IEM_CIMPL_DECL_TYPE_4(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3) \
1936 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))
1937/**
1938 * For defining a C instruction implementation function taking four extra
1939 * arguments.
1940 *
1941 * @param a_Name The name of the function.
1942 * @param a_Type0 The type of the 1st argument
1943 * @param a_Arg0 The name of the 1st argument.
1944 * @param a_Type1 The type of the 2nd argument.
1945 * @param a_Arg1 The name of the 2nd argument.
1946 * @param a_Type2 The type of the 3rd argument.
1947 * @param a_Arg2 The name of the 3rd argument.
1948 * @param a_Type3 The type of the 4th argument.
1949 * @param a_Arg3 The name of the 4th argument.
1950 */
1951# define IEM_CIMPL_DEF_4(a_Name, a_Type0, a_Arg0, a_Type1, a_Arg1, a_Type2, a_Arg2, a_Type3, a_Arg3) \
1952 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, a_Type0 a_Arg0, a_Type1 a_Arg1, \
1953 a_Type2 a_Arg2, a_Type3 a_Arg3))
1954/**
1955 * For calling a C instruction implementation function taking four extra
1956 * arguments.
1957 *
1958 * This special call macro adds default arguments to the call and allow us to
1959 * change these later.
1960 *
1961 * @param a_fn The name of the function.
1962 * @param a0 The name of the 1st argument.
1963 * @param a1 The name of the 2nd argument.
1964 * @param a2 The name of the 3rd argument.
1965 * @param a3 The name of the 4th argument.
1966 */
1967# define IEM_CIMPL_CALL_4(a_fn, a0, a1, a2, a3) a_fn(pVCpu, cbInstr, (a0), (a1), (a2), (a3))
1968
1969
1970/**
1971 * For typedef'ing or declaring a C instruction implementation function taking
1972 * five extra arguments.
1973 *
1974 * @param a_Name The name of the type.
1975 * @param a_Type0 The type of the 1st argument
1976 * @param a_Arg0 The name of the 1st argument.
1977 * @param a_Type1 The type of the 2nd argument.
1978 * @param a_Arg1 The name of the 2nd argument.
1979 * @param a_Type2 The type of the 3rd argument.
1980 * @param a_Arg2 The name of the 3rd argument.
1981 * @param a_Type3 The type of the 4th argument.
1982 * @param a_Arg3 The name of the 4th argument.
1983 * @param a_Type4 The type of the 5th argument.
1984 * @param a_Arg4 The name of the 5th argument.
1985 */
1986# 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) \
1987 IEM_DECL_IMPL_TYPE(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, \
1988 a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2, \
1989 a_Type3 a_Arg3, a_Type4 a_Arg4))
1990/**
1991 * For defining a C instruction implementation function taking five extra
1992 * arguments.
1993 *
1994 * @param a_Name The name of the function.
1995 * @param a_Type0 The type of the 1st argument
1996 * @param a_Arg0 The name of the 1st argument.
1997 * @param a_Type1 The type of the 2nd argument.
1998 * @param a_Arg1 The name of the 2nd argument.
1999 * @param a_Type2 The type of the 3rd argument.
2000 * @param a_Arg2 The name of the 3rd argument.
2001 * @param a_Type3 The type of the 4th argument.
2002 * @param a_Arg3 The name of the 4th argument.
2003 * @param a_Type4 The type of the 5th argument.
2004 * @param a_Arg4 The name of the 5th argument.
2005 */
2006# 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) \
2007 IEM_DECL_IMPL_DEF(VBOXSTRICTRC, a_Name, (PVMCPU pVCpu, uint8_t cbInstr, \
2008 a_Type0 a_Arg0, a_Type1 a_Arg1, a_Type2 a_Arg2, \
2009 a_Type3 a_Arg3, a_Type4 a_Arg4))
2010/**
2011 * For calling a C instruction implementation function taking five extra
2012 * arguments.
2013 *
2014 * This special call macro adds default arguments to the call and allow us to
2015 * change these later.
2016 *
2017 * @param a_fn The name of the function.
2018 * @param a0 The name of the 1st argument.
2019 * @param a1 The name of the 2nd argument.
2020 * @param a2 The name of the 3rd argument.
2021 * @param a3 The name of the 4th argument.
2022 * @param a4 The name of the 5th argument.
2023 */
2024# define IEM_CIMPL_CALL_5(a_fn, a0, a1, a2, a3, a4) a_fn(pVCpu, cbInstr, (a0), (a1), (a2), (a3), (a4))
2025
2026/** @} */
2027
2028
2029/** @} */
2030
2031RT_C_DECLS_END
2032
2033#endif
2034
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