TableGen subtarget emitter. Initialize MCSubtargetInfo with the new machine model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164061 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 0 deletions

diff --git a/include/llvm/Target/TargetSubtargetInfo.h b/include/llvm/Target/TargetSubtargetInfo.h
index 8c6c695..bc357ac 100644
--- a/include/llvm/Target/TargetSubtargetInfo.h
+++ b/include/llvm/Target/TargetSubtargetInfo.h
@@ -14,6 +14,7 @@
 #ifndef LLVM_TARGET_TARGETSUBTARGETINFO_H
 #define LLVM_TARGET_TARGETSUBTARGETINFO_H
 
+#include "llvm/Codegen/TargetSchedule.h"
 #include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/Support/CodeGen.h"
 
@@ -43,6 +44,15 @@ public:
 
   virtual ~TargetSubtargetInfo();
 
+  /// Initialize a copy of the scheduling model for this subtarget.
+  /// TargetSchedModel provides the interface for the subtarget's
+  /// instruction scheduling information.
+  void initSchedModel(TargetSchedModel &SchedModel,
+                      const TargetInstrInfo *TII) const {
+    // CPUSchedModel is initialized to a static instance by InitMCSubtargetInfo.
+    SchedModel.init(*getSchedModel(), this, TII);
+  }
+
   /// getSpecialAddressLatency - For targets where it is beneficial to
   /// backschedule instructions that compute addresses, return a value
   /// indicating the number of scheduling cycles of backscheduling that