- Move CodeModel from a TargetMachine global option to MCCodeGenInfo.
- Introduce JITDefault code model. This tells targets to set different default
  code model for JIT. This eliminates the ugly hack in TargetMachine where
  code model is changed after construction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135580 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index 8f5e190..525877b 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -437,9 +437,8 @@
   SmallVector<std::string, 1> MAttrs;
 
   TargetMachine *TM =
-    EngineBuilder::selectTarget(M, MArch, MCPU, MAttrs, RM, ErrorStr);
+    EngineBuilder::selectTarget(M, MArch, MCPU, MAttrs, RM, CMM, ErrorStr);
   if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
-  TM->setCodeModel(CMM);
 
   return ExecutionEngine::JITCtor(M, ErrorStr, JMM, OptLevel, GVsWithCode, TM);
 }
@@ -467,9 +466,8 @@
   // try making a JIT.
   if (WhichEngine & EngineKind::JIT) {
     if (TargetMachine *TM = EngineBuilder::selectTarget(M, MArch, MCPU, MAttrs,
-                                                        RelocModel, ErrorStr)) {
-      TM->setCodeModel(CMModel);
-
+                                                        RelocModel, CMModel,
+                                                        ErrorStr)) {
       if (UseMCJIT && ExecutionEngine::MCJITCtor) {
         ExecutionEngine *EE =
           ExecutionEngine::MCJITCtor(M, ErrorStr, JMM, OptLevel,
diff --git a/lib/ExecutionEngine/JIT/JIT.h b/lib/ExecutionEngine/JIT/JIT.h
index b50ec5f..92dcb0e 100644
--- a/lib/ExecutionEngine/JIT/JIT.h
+++ b/lib/ExecutionEngine/JIT/JIT.h
@@ -101,7 +101,7 @@
                                    CodeGenOpt::Default,
                                  bool GVsWithCode = true,
                                  Reloc::Model RM = Reloc::Default,
-                                 CodeModel::Model CMM = CodeModel::Default) {
+                                 CodeModel::Model CMM = CodeModel::JITDefault) {
     return ExecutionEngine::createJIT(M, Err, JMM, OptLevel, GVsWithCode,
                                       RM, CMM);
   }
diff --git a/lib/ExecutionEngine/TargetSelect.cpp b/lib/ExecutionEngine/TargetSelect.cpp
index 32dcf9e..7f7931c 100644
--- a/lib/ExecutionEngine/TargetSelect.cpp
+++ b/lib/ExecutionEngine/TargetSelect.cpp
@@ -31,6 +31,7 @@
                               StringRef MCPU,
                               const SmallVectorImpl<std::string>& MAttrs,
                               Reloc::Model RM,
+                              CodeModel::Model CM,
                               std::string *ErrorStr) {
   Triple TheTriple(Mod->getTargetTriple());
   if (TheTriple.getTriple().empty())
@@ -85,7 +86,8 @@
 
   // Allocate a target...
   TargetMachine *Target = TheTarget->createTargetMachine(TheTriple.getTriple(),
-                                                         MCPU, FeaturesStr, RM);
+                                                         MCPU, FeaturesStr,
+                                                         RM, CM);
   assert(Target && "Could not allocate target machine!");
   return Target;
 }