From aa8814a87726804d36ea8d9dfcf15f9d9285703e Mon Sep 17 00:00:00 2001
From: Jeffrey Yasskin <jyasskin@google.com>
Date: Tue, 27 Oct 2009 22:39:42 +0000
Subject: [PATCH] Revert the API changes from r85295 to make it easier for
 people to build against both 2.6 and HEAD.  The default is still changed to
 eager jitting.

llvm-svn: 85330
---
 llvm/include/llvm/ExecutionEngine/ExecutionEngine.h | 11 ++++++++---
 llvm/tools/lli/lli.cpp                              |  2 +-
 llvm/unittests/ExecutionEngine/JIT/JITTest.cpp      |  6 +++---
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h b/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
index 04718249e806..47c10b328de5 100644
--- a/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
+++ b/llvm/include/llvm/ExecutionEngine/ExecutionEngine.h
@@ -319,7 +319,7 @@ public:
   virtual void RegisterJITEventListener(JITEventListener *) {}
   virtual void UnregisterJITEventListener(JITEventListener *) {}
 
-  /// EnableLazyCompilation - When lazy compilation is off (the default), the
+  /// DisableLazyCompilation - When lazy compilation is off (the default), the
   /// JIT will eagerly compile every function reachable from the argument to
   /// getPointerToFunction.  If lazy compilation is turned on, the JIT will only
   /// compile the one function and emit stubs to compile the rest when they're
@@ -332,12 +332,17 @@ public:
   /// stub, and 2) any thread modifying LLVM IR must hold the JIT's lock
   /// (ExecutionEngine::lock) or otherwise ensure that no other thread calls a
   /// lazy stub.  See http://llvm.org/PR5184 for details.
-  void EnableLazyCompilation(bool Enabled = true) {
-    CompilingLazily = Enabled;
+  void DisableLazyCompilation(bool Disabled = true) {
+    CompilingLazily = !Disabled;
   }
   bool isCompilingLazily() const {
     return CompilingLazily;
   }
+  // Deprecated in favor of isCompilingLazily (to reduce double-negatives).
+  // Remove this in LLVM 2.8.
+  bool isLazyCompilationDisabled() const {
+    return !CompilingLazily;
+  }
 
   /// DisableGVCompilation - If called, the JIT will abort if it's asked to
   /// allocate space and populate a GlobalVariable that is not internal to
diff --git a/llvm/tools/lli/lli.cpp b/llvm/tools/lli/lli.cpp
index 0fa39dab3811..218bb93670ae 100644
--- a/llvm/tools/lli/lli.cpp
+++ b/llvm/tools/lli/lli.cpp
@@ -165,7 +165,7 @@ int main(int argc, char **argv, char * const *envp) {
 
   EE->RegisterJITEventListener(createOProfileJITEventListener());
 
-  EE->EnableLazyCompilation(!NoLazyCompilation);
+  EE->DisableLazyCompilation(NoLazyCompilation);
 
   // If the user specifically requested an argv[0] to pass into the program,
   // do it now.
diff --git a/llvm/unittests/ExecutionEngine/JIT/JITTest.cpp b/llvm/unittests/ExecutionEngine/JIT/JITTest.cpp
index 3e1f4230fe6a..2e0f9311a1f4 100644
--- a/llvm/unittests/ExecutionEngine/JIT/JITTest.cpp
+++ b/llvm/unittests/ExecutionEngine/JIT/JITTest.cpp
@@ -304,7 +304,7 @@ TEST_F(JITTest, FarCallToKnownFunction) {
   Builder.CreateRet(result);
 
   TheJIT->EnableDlsymStubs(false);
-  TheJIT->EnableLazyCompilation(false);
+  TheJIT->DisableLazyCompilation(true);
   int (*TestFunctionPtr)() = reinterpret_cast<int(*)()>(
       (intptr_t)TheJIT->getPointerToFunction(TestFunction));
   // This used to crash in trying to call PlusOne().
@@ -314,7 +314,7 @@ TEST_F(JITTest, FarCallToKnownFunction) {
 #if !defined(__arm__) && !defined(__powerpc__) && !defined(__ppc__)
 // Test a function C which calls A and B which call each other.
 TEST_F(JITTest, NonLazyCompilationStillNeedsStubs) {
-  TheJIT->EnableLazyCompilation(false);
+  TheJIT->DisableLazyCompilation(true);
 
   const FunctionType *Func1Ty =
       cast<FunctionType>(TypeBuilder<void(void), false>::get(Context));
@@ -370,7 +370,7 @@ TEST_F(JITTest, NonLazyCompilationStillNeedsStubs) {
 // Regression test for PR5162.  This used to trigger an AssertingVH inside the
 // JIT's Function to stub mapping.
 TEST_F(JITTest, NonLazyLeaksNoStubs) {
-  TheJIT->EnableLazyCompilation(false);
+  TheJIT->DisableLazyCompilation(true);
 
   // Create two functions with a single basic block each.
   const FunctionType *FuncTy =
-- 
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