Adding upstream version 7.0.6-dfsg.upstream/7.0.6-dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 422 insertions, 0 deletions

diff --git a/include/VBox/vmm/iem.h b/include/VBox/vmm/iem.h
new file mode 100644
index 00000000..ef50970d
--- /dev/null
+++ b/include/VBox/vmm/iem.h
@@ -0,0 +1,422 @@
+/** @file
+ * IEM - Interpreted Execution Manager.
+ */
+
+/*
+ * Copyright (C) 2011-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef VBOX_INCLUDED_vmm_iem_h
+#define VBOX_INCLUDED_vmm_iem_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBox/types.h>
+#include <VBox/vmm/trpm.h>
+#ifdef VBOX_WITH_NESTED_HWVIRT_VMX
+# include <VBox/vmm/hm_vmx.h>
+#endif
+#include <iprt/assert.h>
+
+
+RT_C_DECLS_BEGIN
+
+/** @defgroup grp_iem       The Interpreted Execution Manager API.
+ * @ingroup grp_vmm
+ * @{
+ */
+
+/** @name IEMXCPTRAISEINFO_XXX - Extra info. on a recursive exception situation.
+ *
+ * This is primarily used by HM for working around a PGM limitation (see
+ * @bugref{6607}) and special NMI/IRET handling. In the future, this may be
+ * used for diagnostics.
+ *
+ * @{
+ */
+typedef uint32_t IEMXCPTRAISEINFO;
+/** Pointer to a IEMXCPTINFO type. */
+typedef IEMXCPTRAISEINFO *PIEMXCPTRAISEINFO;
+/** No addition info. available. */
+#define IEMXCPTRAISEINFO_NONE                    RT_BIT_32(0)
+/** Delivery of a \#AC caused another \#AC. */
+#define IEMXCPTRAISEINFO_AC_AC                   RT_BIT_32(1)
+/** Delivery of a \#PF caused another \#PF. */
+#define IEMXCPTRAISEINFO_PF_PF                   RT_BIT_32(2)
+/** Delivery of a \#PF caused some contributory exception. */
+#define IEMXCPTRAISEINFO_PF_CONTRIBUTORY_XCPT    RT_BIT_32(3)
+/** Delivery of an external interrupt caused an exception. */
+#define IEMXCPTRAISEINFO_EXT_INT_XCPT            RT_BIT_32(4)
+/** Delivery of an external interrupt caused an \#PF. */
+#define IEMXCPTRAISEINFO_EXT_INT_PF              RT_BIT_32(5)
+/** Delivery of a software interrupt caused an exception. */
+#define IEMXCPTRAISEINFO_SOFT_INT_XCPT           RT_BIT_32(6)
+/** Delivery of an NMI caused an exception. */
+#define IEMXCPTRAISEINFO_NMI_XCPT                RT_BIT_32(7)
+/** Delivery of an NMI caused a \#PF. */
+#define IEMXCPTRAISEINFO_NMI_PF                  RT_BIT_32(8)
+/** Can re-execute the instruction at CS:RIP. */
+#define IEMXCPTRAISEINFO_CAN_REEXEC_INSTR        RT_BIT_32(9)
+/** @} */
+
+
+/** @name IEMXCPTRAISE_XXX - Ways to handle a recursive exception condition.
+ * @{ */
+typedef enum IEMXCPTRAISE
+{
+    /** Raise the current (second) exception. */
+    IEMXCPTRAISE_CURRENT_XCPT = 0,
+    /** Re-raise the previous (first) event (for HM, unused by IEM). */
+    IEMXCPTRAISE_PREV_EVENT,
+    /** Re-execute instruction at CS:RIP (for HM, unused by IEM). */
+    IEMXCPTRAISE_REEXEC_INSTR,
+    /** Raise a \#DF exception. */
+    IEMXCPTRAISE_DOUBLE_FAULT,
+    /** Raise a triple fault. */
+    IEMXCPTRAISE_TRIPLE_FAULT,
+    /** Cause a CPU hang. */
+    IEMXCPTRAISE_CPU_HANG,
+    /** Invalid sequence of events. */
+    IEMXCPTRAISE_INVALID = 0x7fffffff
+} IEMXCPTRAISE;
+/** Pointer to a IEMXCPTRAISE type. */
+typedef IEMXCPTRAISE *PIEMXCPTRAISE;
+/** @} */
+
+
+/** @name Operand or addressing mode.
+ * @{ */
+typedef uint8_t IEMMODE;
+#define IEMMODE_16BIT 0
+#define IEMMODE_32BIT 1
+#define IEMMODE_64BIT 2
+/** @} */
+
+
+/** @name IEM_XCPT_FLAGS_XXX - flags for iemRaiseXcptOrInt.
+ * @{ */
+/** CPU exception. */
+#define IEM_XCPT_FLAGS_T_CPU_XCPT       RT_BIT_32(0)
+/** External interrupt (from PIC, APIC, whatever). */
+#define IEM_XCPT_FLAGS_T_EXT_INT        RT_BIT_32(1)
+/** Software interrupt (int or into, not bound).
+ * Returns to the following instruction */
+#define IEM_XCPT_FLAGS_T_SOFT_INT       RT_BIT_32(2)
+/** Takes an error code. */
+#define IEM_XCPT_FLAGS_ERR              RT_BIT_32(3)
+/** Takes a CR2. */
+#define IEM_XCPT_FLAGS_CR2              RT_BIT_32(4)
+/** Generated by the breakpoint instruction. */
+#define IEM_XCPT_FLAGS_BP_INSTR         RT_BIT_32(5)
+/** Generated by a DRx instruction breakpoint and RF should be cleared. */
+#define IEM_XCPT_FLAGS_DRx_INSTR_BP     RT_BIT_32(6)
+/** Generated by the icebp instruction. */
+#define IEM_XCPT_FLAGS_ICEBP_INSTR      RT_BIT_32(7)
+/** Generated by the overflow instruction. */
+#define IEM_XCPT_FLAGS_OF_INSTR         RT_BIT_32(8)
+/** @}  */
+
+
+/** @name IEMTARGETCPU_XXX - IEM target CPU specification.
+ *
+ * This is a gross simpliciation of CPUMMICROARCH for dealing with really old
+ * CPUs which didn't have much in the way of hinting at supported instructions
+ * and features.  This slowly changes with the introduction of CPUID with the
+ * Intel Pentium.
+ *
+ * @{
+ */
+/** The dynamic target CPU mode is for getting thru the BIOS and then use
+ * the debugger or modifying instruction behaviour (e.g. HLT) to switch to a
+ * different target CPU. */
+#define IEMTARGETCPU_DYNAMIC    UINT32_C(0)
+/** Intel 8086/8088.  */
+#define IEMTARGETCPU_8086       UINT32_C(1)
+/** NEC V20/V30.
+ * @remarks must be between 8086 and 80186. */
+#define IEMTARGETCPU_V20        UINT32_C(2)
+/** Intel 80186/80188.  */
+#define IEMTARGETCPU_186        UINT32_C(3)
+/** Intel 80286.  */
+#define IEMTARGETCPU_286        UINT32_C(4)
+/** Intel 80386.  */
+#define IEMTARGETCPU_386        UINT32_C(5)
+/** Intel 80486.  */
+#define IEMTARGETCPU_486        UINT32_C(6)
+/** Intel Pentium .  */
+#define IEMTARGETCPU_PENTIUM    UINT32_C(7)
+/** Intel PentiumPro.  */
+#define IEMTARGETCPU_PPRO       UINT32_C(8)
+/** A reasonably current CPU, probably newer than the pentium pro when it comes
+ * to the feature set and behaviour.  Generally the CPUID info and CPU vendor
+ * dicates the behaviour here. */
+#define IEMTARGETCPU_CURRENT    UINT32_C(9)
+/** @} */
+
+
+/** @name IEM status codes.
+ *
+ * Not quite sure how this will play out in the end, just aliasing safe status
+ * codes for now.
+ *
+ * @{ */
+#define VINF_IEM_RAISED_XCPT    VINF_EM_RESCHEDULE
+/** @} */
+
+
+/** The CPUMCTX_EXTRN_XXX mask required to be cleared when interpreting anything.
+ * IEM will ASSUME the caller of IEM APIs has ensured these are already present. */
+#define IEM_CPUMCTX_EXTRN_MUST_MASK                (  CPUMCTX_EXTRN_GPRS_MASK \
+                                                    | CPUMCTX_EXTRN_RIP \
+                                                    | CPUMCTX_EXTRN_RFLAGS \
+                                                    | CPUMCTX_EXTRN_SS \
+                                                    | CPUMCTX_EXTRN_CS \
+                                                    | CPUMCTX_EXTRN_CR0 \
+                                                    | CPUMCTX_EXTRN_CR3 \
+                                                    | CPUMCTX_EXTRN_CR4 \
+                                                    | CPUMCTX_EXTRN_APIC_TPR \
+                                                    | CPUMCTX_EXTRN_EFER \
+                                                    | CPUMCTX_EXTRN_DR7 )
+/** The CPUMCTX_EXTRN_XXX mask needed when injecting an exception/interrupt.
+ * IEM will import missing bits, callers are encouraged to make these registers
+ * available prior to injection calls if fetching state anyway.  */
+#define IEM_CPUMCTX_EXTRN_XCPT_MASK                (  IEM_CPUMCTX_EXTRN_MUST_MASK \
+                                                    | CPUMCTX_EXTRN_CR2 \
+                                                    | CPUMCTX_EXTRN_SREG_MASK \
+                                                    | CPUMCTX_EXTRN_TABLE_MASK )
+/** The CPUMCTX_EXTRN_XXX mask required to be cleared when calling any
+ * IEMExecDecoded API not using memory.  IEM will ASSUME the caller of IEM
+ * APIs has ensured these are already present.
+ * @note ASSUMES execution engine has checked for instruction breakpoints
+ *       during decoding. */
+#define IEM_CPUMCTX_EXTRN_EXEC_DECODED_NO_MEM_MASK (  CPUMCTX_EXTRN_RIP \
+                                                    | CPUMCTX_EXTRN_RFLAGS \
+                                                    | CPUMCTX_EXTRN_SS   /* for CPL */ \
+                                                    | CPUMCTX_EXTRN_CS   /* for mode */ \
+                                                    | CPUMCTX_EXTRN_CR0  /* for mode */ \
+                                                    | CPUMCTX_EXTRN_EFER /* for mode */ )
+/** The CPUMCTX_EXTRN_XXX mask required to be cleared when calling any
+ * IEMExecDecoded API using memory.  IEM will ASSUME the caller of IEM
+ * APIs has ensured these are already present.
+ * @note ASSUMES execution engine has checked for instruction breakpoints
+ *       during decoding. */
+#define IEM_CPUMCTX_EXTRN_EXEC_DECODED_MEM_MASK    (  IEM_CPUMCTX_EXTRN_EXEC_DECODED_NO_MEM_MASK \
+                                                    | CPUMCTX_EXTRN_CR3 /* for page tables */ \
+                                                    | CPUMCTX_EXTRN_CR4 /* for mode paging mode */ \
+                                                    | CPUMCTX_EXTRN_DR7 /* for memory breakpoints */ )
+
+#ifdef VBOX_WITH_NESTED_HWVIRT_VMX
+/** The CPUMCTX_EXTRN_XXX mask needed when calling IEMExecDecodedVmlaunchVmresume().
+ * IEM will ASSUME the caller has ensured these are already present. */
+# define IEM_CPUMCTX_EXTRN_VMX_VMENTRY_MASK        (  IEM_CPUMCTX_EXTRN_EXEC_DECODED_NO_MEM_MASK \
+                                                    | CPUMCTX_EXTRN_CR2 \
+                                                    | CPUMCTX_EXTRN_HWVIRT )
+
+/** The CPUMCTX_EXTRN_XXX mask that the IEM VM-exit code will import on-demand when
+ *  needed, primarily because there are several IEM VM-exit interface functions and
+ *  some of which may not cause a VM-exit at all.
+ *
+ *  This is currently unused, but keeping it here in case we can get away a bit more
+ *  fine-grained state handling.
+ *
+ *  @note Update HM_CHANGED_VMX_VMEXIT_MASK if something here changes. */
+# define IEM_CPUMCTX_EXTRN_VMX_VMEXIT_MASK         (  CPUMCTX_EXTRN_CR0 | CPUMCTX_EXTRN_CR3 | CPUMCTX_EXTRN_CR4 \
+                                                    | CPUMCTX_EXTRN_DR7 | CPUMCTX_EXTRN_DR6 \
+                                                    | CPUMCTX_EXTRN_EFER \
+                                                    | CPUMCTX_EXTRN_SYSENTER_MSRS \
+                                                    | CPUMCTX_EXTRN_OTHER_MSRS    /* for PAT MSR */ \
+                                                    | CPUMCTX_EXTRN_RIP | CPUMCTX_EXTRN_RSP | CPUMCTX_EXTRN_RFLAGS \
+                                                    | CPUMCTX_EXTRN_SREG_MASK \
+                                                    | CPUMCTX_EXTRN_TR \
+                                                    | CPUMCTX_EXTRN_LDTR | CPUMCTX_EXTRN_GDTR | CPUMCTX_EXTRN_IDTR \
+                                                    | CPUMCTX_EXTRN_HWVIRT )
+#endif
+
+#ifdef VBOX_WITH_NESTED_HWVIRT_SVM
+/** The CPUMCTX_EXTRN_XXX mask needed when calling IEMExecSvmVmexit().
+ * IEM will ASSUME the caller has ensured these are already present. */
+# define IEM_CPUMCTX_EXTRN_SVM_VMEXIT_MASK         (  CPUMCTX_EXTRN_RSP \
+                                                    | CPUMCTX_EXTRN_RAX \
+                                                    | CPUMCTX_EXTRN_RIP \
+                                                    | CPUMCTX_EXTRN_RFLAGS \
+                                                    | CPUMCTX_EXTRN_CS \
+                                                    | CPUMCTX_EXTRN_SS \
+                                                    | CPUMCTX_EXTRN_DS \
+                                                    | CPUMCTX_EXTRN_ES \
+                                                    | CPUMCTX_EXTRN_GDTR \
+                                                    | CPUMCTX_EXTRN_IDTR \
+                                                    | CPUMCTX_EXTRN_CR_MASK \
+                                                    | CPUMCTX_EXTRN_EFER \
+                                                    | CPUMCTX_EXTRN_DR6 \
+                                                    | CPUMCTX_EXTRN_DR7 \
+                                                    | CPUMCTX_EXTRN_OTHER_MSRS \
+                                                    | CPUMCTX_EXTRN_HWVIRT \
+                                                    | CPUMCTX_EXTRN_APIC_TPR \
+                                                    | CPUMCTX_EXTRN_HM_SVM_HWVIRT_VIRQ)
+
+/** The CPUMCTX_EXTRN_XXX mask needed when calling IEMExecDecodedVmrun().
+ *  IEM will ASSUME the caller has ensured these are already present. */
+# define IEM_CPUMCTX_EXTRN_SVM_VMRUN_MASK          IEM_CPUMCTX_EXTRN_SVM_VMEXIT_MASK
+#endif
+
+VMMDECL(VBOXSTRICTRC)       IEMExecOne(PVMCPUCC pVCpu);
+VMMDECL(VBOXSTRICTRC)       IEMExecOneEx(PVMCPUCC pVCpu, uint32_t *pcbWritten);
+VMMDECL(VBOXSTRICTRC)       IEMExecOneWithPrefetchedByPC(PVMCPUCC pVCpu, uint64_t OpcodeBytesPC,
+                                                         const void *pvOpcodeBytes, size_t cbOpcodeBytes);
+VMMDECL(VBOXSTRICTRC)       IEMExecOneBypassEx(PVMCPUCC pVCpu, uint32_t *pcbWritten);
+VMMDECL(VBOXSTRICTRC)       IEMExecOneBypassWithPrefetchedByPC(PVMCPUCC pVCpu, uint64_t OpcodeBytesPC,
+                                                               const void *pvOpcodeBytes, size_t cbOpcodeBytes);
+VMMDECL(VBOXSTRICTRC)       IEMExecOneIgnoreLock(PVMCPUCC pVCpu);
+VMMDECL(VBOXSTRICTRC)       IEMExecLots(PVMCPUCC pVCpu, uint32_t cMaxInstructions, uint32_t cPollRate, uint32_t *pcInstructions);
+/** Statistics returned by IEMExecForExits. */
+typedef struct IEMEXECFOREXITSTATS
+{
+    uint32_t cInstructions;
+    uint32_t cExits;
+    uint32_t cMaxExitDistance;
+    uint32_t cReserved;
+} IEMEXECFOREXITSTATS;
+/** Pointer to statistics returned by IEMExecForExits. */
+typedef IEMEXECFOREXITSTATS *PIEMEXECFOREXITSTATS;
+VMMDECL(VBOXSTRICTRC)       IEMExecForExits(PVMCPUCC pVCpu, uint32_t fWillExit, uint32_t cMinInstructions, uint32_t cMaxInstructions,
+                                            uint32_t cMaxInstructionsWithoutExits, PIEMEXECFOREXITSTATS pStats);
+VMMDECL(VBOXSTRICTRC)       IEMInjectTrpmEvent(PVMCPUCC pVCpu);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMInjectTrap(PVMCPUCC pVCpu, uint8_t u8TrapNo, TRPMEVENT enmType, uint16_t uErrCode, RTGCPTR uCr2,
+                                          uint8_t cbInstr);
+
+VMM_INT_DECL(int)           IEMBreakpointSet(PVM pVM, RTGCPTR GCPtrBp);
+VMM_INT_DECL(int)           IEMBreakpointClear(PVM pVM, RTGCPTR GCPtrBp);
+
+VMM_INT_DECL(void)          IEMTlbInvalidateAll(PVMCPUCC pVCpu);
+VMM_INT_DECL(void)          IEMTlbInvalidatePage(PVMCPUCC pVCpu, RTGCPTR GCPtr);
+VMM_INT_DECL(void)          IEMTlbInvalidateAllPhysical(PVMCPUCC pVCpu);
+VMM_INT_DECL(void)          IEMTlbInvalidateAllPhysicalAllCpus(PVMCC pVM, VMCPUID idCpuCaller);
+VMM_INT_DECL(bool)          IEMGetCurrentXcpt(PVMCPUCC pVCpu, uint8_t *puVector, uint32_t *pfFlags, uint32_t *puErr,
+                                              uint64_t *puCr2);
+VMM_INT_DECL(IEMXCPTRAISE)  IEMEvaluateRecursiveXcpt(PVMCPUCC pVCpu, uint32_t fPrevFlags, uint8_t uPrevVector, uint32_t fCurFlags,
+                                                     uint8_t uCurVector, PIEMXCPTRAISEINFO pXcptRaiseInfo);
+
+/** @name Given Instruction Interpreters
+ * @{ */
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecStringIoWrite(PVMCPUCC pVCpu, uint8_t cbValue, IEMMODE enmAddrMode,
+                                                 bool fRepPrefix, uint8_t cbInstr, uint8_t iEffSeg, bool fIoChecked);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecStringIoRead(PVMCPUCC pVCpu, uint8_t cbValue, IEMMODE enmAddrMode,
+                                                bool fRepPrefix, uint8_t cbInstr, bool fIoChecked);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedOut(PVMCPUCC pVCpu, uint8_t cbInstr, uint16_t u16Port, bool fImm, uint8_t cbReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedIn(PVMCPUCC pVCpu, uint8_t cbInstr, uint16_t u16Port, bool fImm, uint8_t cbReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMovCRxWrite(PVMCPUCC pVCpu, uint8_t cbInstr, uint8_t iCrReg, uint8_t iGReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMovCRxRead(PVMCPUCC pVCpu, uint8_t cbInstr, uint8_t iGReg, uint8_t iCrReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMovDRxWrite(PVMCPUCC pVCpu, uint8_t cbInstr, uint8_t iDrReg, uint8_t iGReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMovDRxRead(PVMCPUCC pVCpu, uint8_t cbInstr, uint8_t iGReg, uint8_t iDrReg);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedClts(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedLmsw(PVMCPUCC pVCpu, uint8_t cbInstr, uint16_t uValue, RTGCPTR GCPtrEffDst);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedXsetbv(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedWbinvd(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvd(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvlpg(PVMCPUCC pVCpu,  uint8_t cbInstr, RTGCPTR GCPtrPage);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvpcid(PVMCPUCC pVCpu, uint8_t cbInstr, uint8_t iEffSeg, RTGCPTR GCPtrDesc,
+                                                  uint64_t uType);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedCpuid(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedRdpmc(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedRdtsc(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedRdtscp(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedRdmsr(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedWrmsr(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMonitor(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedMwait(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedHlt(PVMCPUCC pVCpu, uint8_t cbInstr);
+
+#ifdef VBOX_WITH_NESTED_HWVIRT_SVM
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedClgi(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedStgi(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmload(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmsave(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvlpga(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmrun(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecSvmVmexit(PVMCPUCC pVCpu, uint64_t uExitCode, uint64_t uExitInfo1, uint64_t uExitInfo2);
+#endif
+
+#ifdef VBOX_WITH_NESTED_HWVIRT_VMX
+VMM_INT_DECL(void)          IEMReadVmxVmcsField(PCVMXVVMCS pVmcs, uint64_t u64VmcsField, uint64_t *pu64Dst);
+VMM_INT_DECL(void)          IEMWriteVmxVmcsField(PVMXVVMCS pVmcs, uint64_t u64VmcsField, uint64_t u64Val);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVirtApicAccessMsr(PVMCPUCC pVCpu, uint32_t idMsr, uint64_t *pu64Val, bool fWrite);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitApicWrite(PVMCPUCC pVCpu);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitPreemptTimer(PVMCPUCC pVCpu);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitExtInt(PVMCPUCC pVCpu, uint8_t uVector, bool fIntPending);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitXcpt(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo, PCVMXVEXITEVENTINFO pExitEventInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitXcptNmi(PVMCPUCC pVCpu);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitTripleFault(PVMCPUCC pVCpu);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitStartupIpi(PVMCPUCC pVCpu, uint8_t uVector);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitInstrWithInfo(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitInstr(PVMCPUCC pVCpu, uint32_t uExitReason, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitTrapLike(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitTaskSwitch(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo, PCVMXVEXITEVENTINFO pExitEventInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitApicAccess(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo, PCVMXVEXITEVENTINFO pExitEventInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexit(PVMCPUCC pVCpu, uint32_t uExitReason, uint64_t uExitQual);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmread(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmwrite(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmptrld(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmptrst(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmclear(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmlaunchVmresume(PVMCPUCC pVCpu, uint8_t cbInstr, VMXINSTRID uInstrId);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmxon(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedVmxoff(PVMCPUCC pVCpu, uint8_t cbInstr);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvvpid(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+# ifdef VBOX_WITH_NESTED_HWVIRT_VMX_EPT
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecDecodedInvept(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitEptViolation(PVMCPUCC pVCpu, PCVMXVEXITINFO pExitInfo, PCVMXVEXITEVENTINFO pExitEventInfo);
+VMM_INT_DECL(VBOXSTRICTRC)  IEMExecVmxVmexitEptMisconfig(PVMCPUCC pVCpu, RTGCPHYS GCPhysAddr, PCVMXVEXITEVENTINFO pExitEventInfo);
+# endif
+#endif
+/** @}  */
+
+/** @defgroup grp_iem_r3     The IEM Host Context Ring-3 API.
+ * @{
+ */
+VMMR0_INT_DECL(int) IEMR0InitVM(PGVM pGVM);
+/** @} */
+
+
+/** @defgroup grp_iem_r3     The IEM Host Context Ring-3 API.
+ * @{
+ */
+VMMR3DECL(int)      IEMR3Init(PVM pVM);
+VMMR3DECL(int)      IEMR3Term(PVM pVM);
+VMMR3DECL(void)     IEMR3Relocate(PVM pVM);
+VMMR3_INT_DECL(VBOXSTRICTRC) IEMR3ProcessForceFlag(PVM pVM, PVMCPUCC pVCpu, VBOXSTRICTRC rcStrict);
+/** @} */
+
+/** @} */
+
+RT_C_DECLS_END
+
+#endif /* !VBOX_INCLUDED_vmm_iem_h */
+