[llvm-commits] [llvm] r56306 - in /llvm/branches/ggreif/use-diet: include/llvm/Use.h lib/VMCore/getValue.cpp

[Gabor Greif]

Author: ggreif
Date: Thu Sep 18 11:14:17 2008
New Revision: 56306

URL: http://llvm.org/viewvc/llvm-project?rev=56306&view=rev
Log:
unleash __builtin_prefetch

Modified:
    llvm/branches/ggreif/use-diet/include/llvm/Use.h
    llvm/branches/ggreif/use-diet/lib/VMCore/getValue.cpp

Modified: llvm/branches/ggreif/use-diet/include/llvm/Use.h
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/ggreif/use-diet/include/llvm/Use.h?rev=56306&r1=56305&r2=56306&view=diff

==============================================================================
--- llvm/branches/ggreif/use-diet/include/llvm/Use.h (original)
+++ llvm/branches/ggreif/use-diet/include/llvm/Use.h Thu Sep 18 11:14:17 2008
@@ -155,7 +155,7 @@
     *List = this;
   }
   void removeFromList() {
-    // __builtin_prefetch(Next);
+    __builtin_prefetch(Next);
     Use **StrippedPrev = stripTag<tagMask>(Prev);
     Use *StrippedNext(getNext());
     if (isStop(Next))

Modified: llvm/branches/ggreif/use-diet/lib/VMCore/getValue.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/ggreif/use-diet/lib/VMCore/getValue.cpp?rev=56306&r1=56305&r2=56306&view=diff

==============================================================================
--- llvm/branches/ggreif/use-diet/lib/VMCore/getValue.cpp (original)
+++ llvm/branches/ggreif/use-diet/lib/VMCore/getValue.cpp Thu Sep 18 11:14:17 2008
@@ -81,7 +81,7 @@
   int Cushion = requiredSteps;
 
   Use *Next(U->Next);
-  // __builtin_prefetch(Next);
+  __builtin_prefetch(Next);
   Use::NextPtrTag Tag(extractTag<Use::NextPtrTag, Use::tagMaskN>(Next));
   Next = stripTag<Use::tagMaskN>(Next);
 
@@ -104,7 +104,7 @@
           default:
               Acc = (Acc << 1) | (Tag & 1);
               Next = Next->Next;
-              // __builtin_prefetch(Next);
+              __builtin_prefetch(Next);
               --Cushion;
               Tag = extractTag<Use::NextPtrTag, Use::tagMaskN>(Next);
               Next = stripTag<Use::tagMaskN>(Next);
@@ -128,7 +128,7 @@
                 return reinterpret_cast<Value*>(Acc << spareBits);
 
             Next = Next->Next;
-            // __builtin_prefetch(Next);
+            __builtin_prefetch(Next);
             --Cushion;
             Tag = extractTag<Use::NextPtrTag, Use::tagMaskN>(Next);
             Next = stripTag<Use::tagMaskN>(Next);
@@ -159,7 +159,7 @@
     // fall through
     default:
         Next = Next->Next;
-        // __builtin_prefetch(Next);
+        __builtin_prefetch(Next);
         --Cushion;
         Tag = extractTag<Use::NextPtrTag, Use::tagMaskN>(Next);
         Next = stripTag<Use::tagMaskN>(Next);
@@ -191,7 +191,7 @@
             }
 
             Next = Next->Next;
-            // __builtin_prefetch(Next);
+            __builtin_prefetch(Next);
             U = stripTag<Use::tagMaskN>(U->Next);
             Tag = extractTag<Use::NextPtrTag, Use::tagMaskN>(Next);
             Next = stripTag<Use::tagMaskN>(Next);
@@ -215,7 +215,7 @@
     // fall through
     default:
         Next = Next->Next;
-        // __builtin_prefetch(Next);
+        __builtin_prefetch(Next);
         U = stripTag<Use::tagMaskN>(U->Next);
         Tag = extractTag<Use::NextPtrTag, Use::tagMaskN>(Next);
         Next = stripTag<Use::tagMaskN>(Next);
@@ -237,7 +237,7 @@
       return reinterpret_cast<Value*>(Acc << spareBits);
 
     Use *Next(U->Next);
-    // __builtin_prefetch(Next);
+    __builtin_prefetch(Next);
     Use::NextPtrTag Tag(extractTag<Use::NextPtrTag, Use::tagMaskN>(Next));
     Next = stripTag<Use::tagMaskN>(Next);
     switch (Tag) {
@@ -256,7 +256,7 @@
 }; // class UseWaymark
 
 Value *Use::getValue() const {
-  // __builtin_prefetch(Next);
+  __builtin_prefetch(Next);
   NextPtrTag Tag(extractTag<NextPtrTag, tagMaskN>(Next));
   switch (Tag) {
   case fullStopTagN: