InitMCProcessor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164066 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCSubtargetInfo.cpp b/lib/MC/MCSubtargetInfo.cpp
index ae2e8a1..3eae8ce 100644
--- a/lib/MC/MCSubtargetInfo.cpp
+++ b/lib/MC/MCSubtargetInfo.cpp
@@ -19,6 +19,20 @@
MCSchedModel MCSchedModel::DefaultSchedModel; // For unknown processors.
+/// ReInitMCSubtargetInfo - Set or chaing 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 @@
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