X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=lib%2FMC%2FMCSubtargetInfo.cpp;h=8be07eed82fbdad59e3c074381749cfe938d6443;hb=34aadd63346b5f9b98749a306b71fcb00ee6996f;hp=ae2e8a1d6c944f73dbcfd6e96f2b7a2609989f8e;hpb=12886db4a7af74f17281695320c40248cb263f55;p=oota-llvm.git

diff --git a/lib/MC/MCSubtargetInfo.cpp b/lib/MC/MCSubtargetInfo.cpp
index ae2e8a1d6c9..8be07eed82f 100644
--- a/lib/MC/MCSubtargetInfo.cpp
+++ b/lib/MC/MCSubtargetInfo.cpp
@@ -19,6 +19,20 @@ using namespace llvm;
 
 MCSchedModel MCSchedModel::DefaultSchedModel; // For unknown processors.
 
+/// ReInitMCSubtargetInfo - Set or change the CPU (optionally supplemented
+/// with feature string). Recompute feature bits and scheduling model.
+void
+MCSubtargetInfo::InitMCProcessorInfo(StringRef CPU, StringRef FS) {
+  SubtargetFeatures Features(FS);
+  FeatureBits = Features.getFeatureBits(CPU, ProcDesc, NumProcs,
+                                        ProcFeatures, NumFeatures);
+
+  if (!CPU.empty())
+    CPUSchedModel = getSchedModelForCPU(CPU);
+  else
+    CPUSchedModel = &MCSchedModel::DefaultSchedModel;
+}
+
 void
 MCSubtargetInfo::InitMCSubtargetInfo(StringRef TT, StringRef CPU, StringRef FS,
                                      const SubtargetFeatureKV *PF,
@@ -45,20 +59,7 @@ MCSubtargetInfo::InitMCSubtargetInfo(StringRef TT, StringRef CPU, StringRef FS,
   NumFeatures = NF;
   NumProcs = NP;
 
-  SubtargetFeatures Features(FS);
-  FeatureBits = Features.getFeatureBits(CPU, ProcDesc, NumProcs,
-                                        ProcFeatures, NumFeatures);
-
-  CPUSchedModel = getSchedModelForCPU(CPU);
-}
-
-/// ReInitMCSubtargetInfo - Change CPU (and optionally supplemented with
-/// feature string) and recompute feature bits.
-uint64_t MCSubtargetInfo::ReInitMCSubtargetInfo(StringRef CPU, StringRef FS) {
-  SubtargetFeatures Features(FS);
-  FeatureBits = Features.getFeatureBits(CPU, ProcDesc, NumProcs,
-                                        ProcFeatures, NumFeatures);
-  return FeatureBits;
+  InitMCProcessorInfo(CPU, FS);
 }
 
 /// ToggleFeature - Toggle a feature and returns the re-computed feature