Merge with LLVM upstream r146714 (Dec 16th 2011)

Change-Id: Ied458adb08bf9a69250cbcee9b14b44d17e8701a

1 files changed, 12 insertions, 15 deletions

diff --git a/lib/ExecutionEngine/TargetSelect.cpp b/lib/ExecutionEngine/TargetSelect.cpp
index 45480a6..3937fe5 100644
--- a/lib/ExecutionEngine/TargetSelect.cpp
+++ b/lib/ExecutionEngine/TargetSelect.cpp
@@ -7,33 +7,35 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This just asks the TargetRegistry for the appropriate JIT to use, and allows
-// the user to specify a specific one on the commandline with -march=x. Clients
-// should initialize targets prior to calling createJIT.
+// This just asks the TargetRegistry for the appropriate target to use, and
+// allows the user to specify a specific one on the commandline with -march=x,
+// -mcpu=y, and -mattr=a,-b,+c. Clients should initialize targets prior to
+// calling selectTarget().
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
-#include "llvm/Module.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/MC/SubtargetFeature.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Host.h"
 #include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/raw_ostream.h"
+
 using namespace llvm;
 
 /// selectTarget - Pick a target either via -march or by guessing the native
 /// arch.  Add any CPU features specified via -mcpu or -mattr.
-TargetMachine *EngineBuilder::selectTarget(Module *Mod,
+TargetMachine *EngineBuilder::selectTarget(const Triple &TargetTriple,
                               StringRef MArch,
                               StringRef MCPU,
                               const SmallVectorImpl<std::string>& MAttrs,
+                              const TargetOptions &Options,
                               Reloc::Model RM,
                               CodeModel::Model CM,
+                              CodeGenOpt::Level OL,
                               std::string *ErrorStr) {
-  Triple TheTriple(Mod->getTargetTriple());
+  Triple TheTriple(TargetTriple);
   if (TheTriple.getTriple().empty())
     TheTriple.setTriple(sys::getDefaultTargetTriple());
 
@@ -55,7 +57,7 @@ TargetMachine *EngineBuilder::selectTarget(Module *Mod,
     }
 
     // Adjust the triple to match (if known), otherwise stick with the
-    // module/host triple.
+    // requested/host triple.
     Triple::ArchType Type = Triple::getArchTypeForLLVMName(MArch);
     if (Type != Triple::UnknownArch)
       TheTriple.setArch(Type);
@@ -69,12 +71,6 @@ TargetMachine *EngineBuilder::selectTarget(Module *Mod,
     }
   }
 
-  if (!TheTarget->hasJIT()) {
-    errs() << "WARNING: This target JIT is not designed for the host you are"
-           << " running.  If bad things happen, please choose a different "
-           << "-march switch.\n";
-  }
-
   // Package up features to be passed to target/subtarget
   std::string FeaturesStr;
   if (!MAttrs.empty()) {
@@ -87,7 +83,8 @@ TargetMachine *EngineBuilder::selectTarget(Module *Mod,
   // Allocate a target...
   TargetMachine *Target = TheTarget->createTargetMachine(TheTriple.getTriple(),
                                                          MCPU, FeaturesStr,
-                                                         RM, CM);
+                                                         Options,
+                                                         RM, CM, OL);
   assert(Target && "Could not allocate target machine!");
   return Target;
 }