From: Nuno Lopes <nunoplopes@sapo.pt>
Date: Thu, 2 Aug 2012 12:09:32 +0000 (+0000)
Subject: JIT::runFunction(): add a fast path for functions with a single argument that is... 
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=847a32b78fefb3097b662bcd1156c202d4569d96;p=oota-llvm.git

JIT::runFunction(): add a fast path for functions with a single argument that is a pointer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161171 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index a54ee3b87bc..97995ad95c8 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -433,13 +433,18 @@ GenericValue JIT::runFunction(Function *F,
       }
       break;
     case 1:
-      if (FTy->getNumParams() == 1 &&
-          FTy->getParamType(0)->isIntegerTy(32)) {
+      if (FTy->getParamType(0)->isIntegerTy(32)) {
         GenericValue rv;
         int (*PF)(int) = (int(*)(int))(intptr_t)FPtr;
         rv.IntVal = APInt(32, PF(ArgValues[0].IntVal.getZExtValue()));
         return rv;
       }
+      if (FTy->getParamType(0)->isPointerTy()) {
+        GenericValue rv;
+        int (*PF)(char *) = (int(*)(char *))(intptr_t)FPtr;
+        rv.IntVal = APInt(32, PF((char*)GVTOP(ArgValues[0])));
+        return rv;
+      }
       break;
     }
   }