Revert "ScheduleDAGInstrs: Remove IsPostRA flag"

[oota-llvm.git] / include / llvm / CodeGen / ScheduleDAGInstrs.h

diff --git a/include/llvm/CodeGen/ScheduleDAGInstrs.h b/include/llvm/CodeGen/ScheduleDAGInstrs.h
index f8c225a125563321808bbad99299b8be4928cd31..b56d5ec8ce630ba8e8aa31b9ec80031e3daeb0c8 100644 (file)
--- a/include/llvm/CodeGen/ScheduleDAGInstrs.h
+++ b/include/llvm/CodeGen/ScheduleDAGInstrs.h
@@ -84,6 +84,9 @@ namespace llvm {
     /// TargetSchedModel provides an interface to the machine model.
     TargetSchedModel SchedModel;
 
+    /// isPostRA flag indicates vregs cannot be present.
+    bool IsPostRA;
+
     /// True if the DAG builder should remove kill flags (in preparation for
     /// rescheduling).
     bool RemoveKillFlags;
@@ -151,11 +154,14 @@ namespace llvm {
   public:
     explicit ScheduleDAGInstrs(MachineFunction &mf,
                                const MachineLoopInfo *mli,
+                               bool IsPostRAFlag,
                                bool RemoveKillFlags = false,
                                LiveIntervals *LIS = nullptr);
 
     ~ScheduleDAGInstrs() override {}
 
+    bool isPostRA() const { return IsPostRA; }
+
     /// \brief Expose LiveIntervals for use in DAG mutators and such.
     LiveIntervals *getLIS() const { return LIS; }