First step of huge frame-related refactoring: move emit{Prologue,Epilogue} out of TargetRegisterInfo to TargetFrameInfo, which is definitely much better suitable place

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119097 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 15 insertions, 13 deletions

diff --git a/include/llvm/Target/TargetFrameInfo.h b/include/llvm/Target/TargetFrameInfo.h
index 975d156..6143f3c5 100644
--- a/include/llvm/Target/TargetFrameInfo.h
+++ b/include/llvm/Target/TargetFrameInfo.h
@@ -17,6 +17,8 @@
 #include <utility>
 
 namespace llvm {
+  class MachineFunction;
+  class MachineBasicBlock;
 
 /// Information about stack frame layout on the target.  It holds the direction
 /// of stack growth, the known stack alignment on entry to each function, and
@@ -90,6 +92,19 @@ public:
     NumEntries = 0;
     return 0;
   }
+
+  /// targetHandlesStackFrameRounding - Returns true if the target is
+  /// responsible for rounding up the stack frame (probably at emitPrologue
+  /// time).
+  virtual bool targetHandlesStackFrameRounding() const {
+    return false;
+  }
+
+  /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
+  /// the function.
+  virtual void emitPrologue(MachineFunction &MF) const = 0;
+  virtual void emitEpilogue(MachineFunction &MF,
+                            MachineBasicBlock &MBB) const = 0;
 };
 
 } // End llvm namespace
diff --git a/include/llvm/Target/TargetRegisterInfo.h b/include/llvm/Target/TargetRegisterInfo.h
index 06674c8..9be3623 100644
--- a/include/llvm/Target/TargetRegisterInfo.h
+++ b/include/llvm/Target/TargetRegisterInfo.h
@@ -577,13 +577,6 @@ public:
     // Do nothing.
   }
 
-  /// targetHandlesStackFrameRounding - Returns true if the target is
-  /// responsible for rounding up the stack frame (probably at emitPrologue
-  /// time).
-  virtual bool targetHandlesStackFrameRounding() const {
-    return false;
-  }
-
   /// requiresRegisterScavenging - returns true if the target requires (and can
   /// make use of) the register scavenger.
   virtual bool requiresRegisterScavenging(const MachineFunction &MF) const {
@@ -749,12 +742,6 @@ public:
   virtual void eliminateFrameIndex(MachineBasicBlock::iterator MI,
                                    int SPAdj, RegScavenger *RS=NULL) const = 0;
 
-  /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
-  /// the function.
-  virtual void emitPrologue(MachineFunction &MF) const = 0;
-  virtual void emitEpilogue(MachineFunction &MF,
-                            MachineBasicBlock &MBB) const = 0;
-
   //===--------------------------------------------------------------------===//
   /// Debug information queries.