Changeset 57884 in vbox for trunk/src/VBox/VMM/VMMR3/HM.cpp

Timestamp:

Sep 24, 2015 4:43:18 PM (9 years ago)

Author:

vboxsync

Message:

HM: More granular AMD-V patching stats.

File:

• trunk/src/VBox/VMM/VMMR3/HM.cpp (modified) (5 diffs)

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

@@ -671 +671 @@
     STAM_REG(pVM, &pVM->hm.s.StatTprPatchSuccess,   STAMTYPE_COUNTER, "/HM/TPR/Patch/Success",  STAMUNIT_OCCURENCES, "Number of times an instruction was successfully patched.");
     STAM_REG(pVM, &pVM->hm.s.StatTprPatchFailure,   STAMTYPE_COUNTER, "/HM/TPR/Patch/Failed",   STAMUNIT_OCCURENCES, "Number of unsuccessful patch attempts.");
-    STAM_REG(pVM, &pVM->hm.s.StatTprReplaceSuccess, STAMTYPE_COUNTER, "/HM/TPR/Replace/Success",STAMUNIT_OCCURENCES, "Number of times an instruction was successfully patched.");
-    STAM_REG(pVM, &pVM->hm.s.StatTprReplaceFailure, STAMTYPE_COUNTER, "/HM/TPR/Replace/Failed", STAMUNIT_OCCURENCES, "Number of unsuccessful patch attempts.");
+    STAM_REG(pVM, &pVM->hm.s.StatTprReplaceSuccessCr8, STAMTYPE_COUNTER, "/HM/TPR/Replace/SuccessCR8",STAMUNIT_OCCURENCES, "Number of instruction replacements by MOV CR8.");
+    STAM_REG(pVM, &pVM->hm.s.StatTprReplaceSuccessVmc, STAMTYPE_COUNTER, "/HM/TPR/Replace/SuccessVMC",STAMUNIT_OCCURENCES, "Number of instruction replacements by VMMCALL.");
+    STAM_REG(pVM, &pVM->hm.s.StatTprReplaceFailure, STAMTYPE_COUNTER, "/HM/TPR/Replace/Failed", STAMUNIT_OCCURENCES, "Number of unsuccessful replace attempts.");
 #endif
 
@@ -1994 +1995 @@
             memcpy(pPatch->aNewOpcode, s_abVMMCall, sizeof(s_abVMMCall));
             pPatch->cbNewOp = sizeof(s_abVMMCall);
+            STAM_COUNTER_INC(&pVM->hm.s.StatTprReplaceSuccessVmc);
         }
         else
@@ -2046 +2048 @@
                 memcpy(pPatch->aNewOpcode, abInstr, pPatch->cbOp);
                 pPatch->cbNewOp = pPatch->cbOp;
+                STAM_COUNTER_INC(&pVM->hm.s.StatTprReplaceSuccessCr8);
 
                 Log(("Acceptable read/shr candidate!\n"));
@@ -2060 +2063 @@
                 memcpy(pPatch->aNewOpcode, s_abVMMCall, sizeof(s_abVMMCall));
                 pPatch->cbNewOp = sizeof(s_abVMMCall);
+                STAM_COUNTER_INC(&pVM->hm.s.StatTprReplaceSuccessVmc);
                 Log(("hmR3ReplaceTprInstr: HMTPRINSTR_READ %u\n", pPatch->uDstOperand));
             }
@@ -2069 +2073 @@
 
         pVM->hm.s.cPatches++;
-        STAM_COUNTER_INC(&pVM->hm.s.StatTprReplaceSuccess);
         return VINF_SUCCESS;
     }