From 895eddfad43f848d5accce1789aa80be0db459d3 Mon Sep 17 00:00:00 2001
From: Misha Brukman <brukman+llvm@gmail.com>
Date: Sun, 7 Nov 2004 23:58:46 +0000
Subject: [PATCH] Implement ExecutionEngine::freeMachineCodeForFunction()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17601 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/ExecutionEngine/Interpreter/Interpreter.h | 4 ++++
 lib/ExecutionEngine/JIT/JIT.cpp               | 6 ++++++
 lib/ExecutionEngine/JIT/JIT.h                 | 5 +++++
 3 files changed, 15 insertions(+)

diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.h b/lib/ExecutionEngine/Interpreter/Interpreter.h
index e146135cf5f..8af2361ebae 100644
--- a/lib/ExecutionEngine/Interpreter/Interpreter.h
+++ b/lib/ExecutionEngine/Interpreter/Interpreter.h
@@ -120,6 +120,10 @@ public:
     return getPointerToFunction(F);
   }
 
+  /// freeMachineCodeForFunction - The interpreter does not generate any code.
+  ///
+  void freeMachineCodeForFunction(Function *F) { }
+  
   // Methods used to execute code:
   // Place a call on the stack
   void callFunction(Function *F, const std::vector<GenericValue> &ArgVals);
diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index 7596c437973..d9866c87ee4 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -330,3 +330,9 @@ void *JIT::recompileAndRelinkFunction(Function *F) {
   TJI.replaceMachineCodeForFunction(OldAddr, Addr);
   return Addr;
 }
+
+/// freeMachineCodeForFunction - release machine code memory for given Function
+///
+void JIT::freeMachineCodeForFunction(Function *F) {
+  // currently a no-op
+}
diff --git a/lib/ExecutionEngine/JIT/JIT.h b/lib/ExecutionEngine/JIT/JIT.h
index 414d1c6e683..b0c26b0d2cc 100644
--- a/lib/ExecutionEngine/JIT/JIT.h
+++ b/lib/ExecutionEngine/JIT/JIT.h
@@ -90,6 +90,11 @@ public:
   ///
   void *recompileAndRelinkFunction(Function *F);
 
+  /// freeMachineCodeForFunction - deallocate memory used to code-generate this
+  /// Function.
+  ///
+  void freeMachineCodeForFunction(Function *F);
+
 private:
   static MachineCodeEmitter *createEmitter(JIT &J);
   void runJITOnFunction (Function *F);