Changeset 100222 in vbox for trunk/src/VBox/VMM/VMMR3

Timestamp:

Jun 20, 2023 2:40:48 AM (19 months ago)

Author:

vboxsync

Message:

VMM/IEM: More recompilation code. bugref:10369

Location:

trunk/src/VBox/VMM/VMMR3

Files:

• EM.cpp (modified) (2 diffs)
• IEMR3.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR3/EM.cpp

@@ -202 +202 @@
         pVCpu->em.s.cHistoryProbeMaxInstructionsWithoutExit   = cHistoryProbeMaxInstructionsWithoutExit;
     }
+
+#ifdef VBOX_WITH_IEM_RECOMPILER
+    /** @cfgm{/EM/IemRecompiled, bool, true}
+     * Whether IEM bulk execution is recompiled or interpreted. */
+    rc = CFGMR3QueryBoolDef(pCfgEM, "IemRecompiled", &pVM->em.s.fIemRecompiled, true);
+    AssertLogRelRCReturn(rc, rc);
+#endif
 
     /*
@@ -2185 +2192 @@
                 case VINF_EM_RESCHEDULE_EXEC_ENGINE:
                     Assert(!pVM->em.s.fIemExecutesAll || pVCpu->em.s.enmState != EMSTATE_IEM);
+                    if (!pVM->em.s.fIemExecutesAll)
+                    {
 #if !defined(VBOX_VMM_TARGET_ARMV8)
-                    if (VM_IS_HM_ENABLED(pVM))
-                    {
-                        if (HMCanExecuteGuest(pVM, pVCpu, &pVCpu->cpum.GstCtx))
+                        if (VM_IS_HM_ENABLED(pVM))
                         {
-                            Log2(("EMR3ExecuteVM: VINF_EM_RESCHEDULE_EXEC_ENGINE: %d -> %d (EMSTATE_HM)\n", enmOldState, EMSTATE_HM));
-                            pVCpu->em.s.enmState = EMSTATE_HM;
-                            break;
+                            if (HMCanExecuteGuest(pVM, pVCpu, &pVCpu->cpum.GstCtx))
+                            {
+                                Log2(("EMR3ExecuteVM: VINF_EM_RESCHEDULE_EXEC_ENGINE: %d -> %d (EMSTATE_HM)\n", enmOldState, EMSTATE_HM));
+                                pVCpu->em.s.enmState = EMSTATE_HM;
+                                break;
+                            }
                         }
-                    }
-                    else
-#endif
-                    if (VM_IS_NEM_ENABLED(pVM))
-                    {
-                        if (NEMR3CanExecuteGuest(pVM, pVCpu))
+                        else
+#endif
+                        if (VM_IS_NEM_ENABLED(pVM) && NEMR3CanExecuteGuest(pVM, pVCpu))
                         {
                             Log2(("EMR3ExecuteVM: VINF_EM_RESCHEDULE_EXEC_ENGINE: %d -> %d (EMSTATE_NEM)\n", enmOldState, EMSTATE_NEM));

trunk/src/VBox/VMM/VMMR3/IEMR3.cpp

@@ -166 +166 @@
         STAMR3RegisterF(pVM, (void *)&pVCpu->iem.s.DataTlb.uTlbPhysRev, STAMTYPE_X64,       STAMVISIBILITY_ALWAYS, STAMUNIT_NONE,
                         "Data TLB physical revision",               "/IEM/CPU%u/DataTlb-PhysRev", idCpu);
+
+        STAMR3RegisterF(pVM, (void *)&pVCpu->iem.s.cTbAllocs,           STAMTYPE_U64,       STAMVISIBILITY_ALWAYS, STAMUNIT_NONE,
+                        "Translation block allocations",            "/IEM/CPU%u/cTbAllocs", idCpu);
+        STAMR3RegisterF(pVM, (void *)&pVCpu->iem.s.cTbFrees,            STAMTYPE_U64,       STAMVISIBILITY_ALWAYS, STAMUNIT_NONE,
+                        "Translation block frees",                  "/IEM/CPU%u/cTbFrees", idCpu);
+        STAMR3RegisterF(pVM, (void *)&pVCpu->iem.s.cTbLookupHits,       STAMTYPE_U64,       STAMVISIBILITY_ALWAYS, STAMUNIT_NONE,
+                        "Translation block lookup hits",            "/IEM/CPU%u/cTbLookupHits", idCpu);
+        STAMR3RegisterF(pVM, (void *)&pVCpu->iem.s.cTbLookupMisses, STAMTYPE_U64,       STAMVISIBILITY_ALWAYS, STAMUNIT_NONE,
+                        "Translation block lookup misses",          "/IEM/CPU%u/cTbLookupMisses", idCpu);
 
         for (uint32_t i = 0; i < RT_ELEMENTS(pVCpu->iem.s.aStatXcpts); i++)