commit 978738d2cbf9d08fa78c65762eaac3351ab76b9a
author Ben Cheng <bccheng@android.com> Thu May 13 13:45:57 2010 -0700
committer Ben Cheng <bccheng@android.com> Thu May 13 13:45:57 2010 -0700
tree 50255412f4d428bd0d5c32f95c4c2311a6f14965
parent 77514abeade6960daf67f5fec3a865df29ea0256

Add counters to track JIT inline cache hit rate and code cache patch counts.

Also did some WITH_JIT_TUNING cleanup.

Change-Id: I8bb2d681a06b0f2af1f976a007326825a88cea38

vm/interp/Jit.c

diff --git a/vm/interp/Jit.c b/vm/interp/Jit.c
index f475773..e3096df 100644
--- a/vm/interp/Jit.c
+++ b/vm/interp/Jit.c
@@ -404,7 +404,7 @@
     gDvmJit.pProfTable = NULL;
 }
 
-#if defined(JIT_STATS)
+#if defined(WITH_JIT_TUNING)
 /* Convenience function to increment counter from assembly code */
 void dvmBumpNoChain(int from)
 {
@@ -452,11 +452,15 @@
              hit, not_hit + hit, chains, gDvmJit.threshold,
              gDvmJit.blockingMode ? "Blocking" : "Non-blocking");
 
-#if defined(JIT_STATS)
+#if defined(WITH_JIT_TUNING)
+        LOGD("JIT: Code cache patches: %d", gDvmJit.codeCachePatches);
+
         LOGD("JIT: Lookups: %d hits, %d misses; %d normal, %d punt",
              gDvmJit.addrLookupsFound, gDvmJit.addrLookupsNotFound,
              gDvmJit.normalExit, gDvmJit.puntExit);
 
+        LOGD("JIT: ICHits: %d", gDvmICHitCount);
+
         LOGD("JIT: noChainExit: %d IC miss, %d interp callsite, "
              "%d switch overflow",
              gDvmJit.noChainExit[kInlineCacheMiss],
@@ -843,7 +847,7 @@
                                (gDvmJit.pProfTable == NULL);
 
         if (npc == dPC) {
-#if defined(JIT_STATS)
+#if defined(WITH_JIT_TUNING)
             gDvmJit.addrLookupsFound++;
 #endif
             return hideTranslation ?
@@ -853,7 +857,7 @@
             while (gDvmJit.pJitEntryTable[idx].u.info.chain != chainEndMarker) {
                 idx = gDvmJit.pJitEntryTable[idx].u.info.chain;
                 if (gDvmJit.pJitEntryTable[idx].dPC == dPC) {
-#if defined(JIT_STATS)
+#if defined(WITH_JIT_TUNING)
                     gDvmJit.addrLookupsFound++;
 #endif
                     return hideTranslation ?
@@ -862,7 +866,7 @@
             }
         }
     }
-#if defined(JIT_STATS)
+#if defined(WITH_JIT_TUNING)
     gDvmJit.addrLookupsNotFound++;
 #endif
     return NULL;