Changeset 103588 in vbox for trunk/src/VBox/VMM/VMMAll/IEMAllInstTwoByte0f.cpp.h

Timestamp:

Feb 27, 2024 3:39:36 PM (9 months ago)

Author:

vboxsync

Message:

VMM/IEM: Native translation of IEM_MC_MAYBE_RAISE_DEVICE_NOT_AVAILABLE() body, bugref:10371

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllInstTwoByte0f.cpp.h (modified) (5 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllInstTwoByte0f.cpp.h

@@ -1719 +1719 @@
         IEM_MC_ARG_CONST(RTGCPTR,  GCPtrEffDst, NIL_RTGCPTR, 1);
         IEM_MC_FETCH_GREG_U16(u16Tmp, IEM_GET_MODRM_RM(pVCpu, bRm));
-        IEM_MC_CALL_CIMPL_2(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, 0, iemCImpl_lmsw, u16Tmp, GCPtrEffDst);
+        IEM_MC_CALL_CIMPL_2(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, RT_BIT_64(kIemNativeGstReg_Cr0),
+                            iemCImpl_lmsw, u16Tmp, GCPtrEffDst);
         IEM_MC_END();
     }
@@ -1730 +1731 @@
         IEMOP_HLP_DONE_DECODING_NO_LOCK_PREFIX();
         IEM_MC_FETCH_MEM_U16(u16Tmp, pVCpu->iem.s.iEffSeg, GCPtrEffDst);
-        IEM_MC_CALL_CIMPL_2(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, 0, iemCImpl_lmsw, u16Tmp, GCPtrEffDst);
+        IEM_MC_CALL_CIMPL_2(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, RT_BIT_64(kIemNativeGstReg_Cr0),
+                            iemCImpl_lmsw, u16Tmp, GCPtrEffDst);
         IEM_MC_END();
     }
@@ -1978 +1980 @@
     IEMOP_MNEMONIC(syscall, "syscall"); /** @todo 286 LOADALL   */
     IEMOP_HLP_DONE_DECODING_NO_LOCK_PREFIX();
+    /** @todo r=aeichner Clobbers cr0 only if this is a 286 LOADALL instruction. */
     IEM_MC_DEFER_TO_CIMPL_0_RET(IEM_CIMPL_F_BRANCH_INDIRECT | IEM_CIMPL_F_BRANCH_FAR | IEM_CIMPL_F_BRANCH_STACK_FAR
-                                | IEM_CIMPL_F_MODE | IEM_CIMPL_F_RFLAGS | IEM_CIMPL_F_END_TB, 0,
-                                iemCImpl_syscall);
+                                | IEM_CIMPL_F_MODE | IEM_CIMPL_F_RFLAGS | IEM_CIMPL_F_END_TB,
+                                RT_BIT_64(kIemNativeGstReg_Cr0), iemCImpl_syscall);
 }
 
@@ -1989 +1992 @@
     IEMOP_MNEMONIC(clts, "clts");
     IEMOP_HLP_DONE_DECODING_NO_LOCK_PREFIX();
-    IEM_MC_DEFER_TO_CIMPL_0_RET(IEM_CIMPL_F_VMEXIT, 0, iemCImpl_clts);
+    IEM_MC_DEFER_TO_CIMPL_0_RET(IEM_CIMPL_F_VMEXIT, RT_BIT_64(kIemNativeGstReg_Cr0), iemCImpl_clts);
 }
 
@@ -3381 +3384 @@
     IEMOP_HLP_DONE_DECODING();
 
+    /** @todo r=aeichner Split this up as flushing the cr0 is excessive for crX != 0? */
     if (iCrReg & (2 | 8))
         IEM_MC_DEFER_TO_CIMPL_2_RET(IEM_CIMPL_F_VMEXIT, 0,
                                     iemCImpl_mov_Cd_Rd, iCrReg, IEM_GET_MODRM_RM(pVCpu, bRm));
     else
-        IEM_MC_DEFER_TO_CIMPL_2_RET(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, 0,
+        IEM_MC_DEFER_TO_CIMPL_2_RET(IEM_CIMPL_F_MODE | IEM_CIMPL_F_VMEXIT, RT_BIT_64(kIemNativeGstReg_Cr0),
                                     iemCImpl_mov_Cd_Rd, iCrReg, IEM_GET_MODRM_RM(pVCpu, bRm));
 }