[llvm-commits] CVS: llvm/include/llvm/CodeGen/MachineJumpTableInfo.h

[Chris Lattner]

Changes in directory llvm/include/llvm/CodeGen:

MachineJumpTableInfo.h updated: 1.3 -> 1.4
---
Log message:

add a ReplaceMBBInJumpTables method


---
Diffs of the changes:  (+12 -0)

 MachineJumpTableInfo.h |   12 ++++++++++++
 1 files changed, 12 insertions(+)


Index: llvm/include/llvm/CodeGen/MachineJumpTableInfo.h
diff -u llvm/include/llvm/CodeGen/MachineJumpTableInfo.h:1.3 llvm/include/llvm/CodeGen/MachineJumpTableInfo.h:1.4
--- llvm/include/llvm/CodeGen/MachineJumpTableInfo.h:1.3	Tue May  2 20:29:56 2006
+++ llvm/include/llvm/CodeGen/MachineJumpTableInfo.h	Mon Oct 16 15:41:42 2006
@@ -26,6 +26,7 @@
 namespace llvm {
 
 class MachineBasicBlock;
+class TargetData;
 
 /// MachineJumpTableEntry - One jump table in the jump table info.
 ///
@@ -54,6 +55,17 @@
     return JumpTables;
   }
   
+  /// ReplaceMBBInJumpTables - If Old is the target of any jump tables, update
+  /// the jump tables to branch to New instead.
+  void ReplaceMBBInJumpTables(MachineBasicBlock *Old, MachineBasicBlock *New) {
+    for (unsigned i = 0, e = JumpTables.size(); i != e; ++i) {
+      MachineJumpTableEntry &JTE = JumpTables[i];
+      for (unsigned j = 0, e = JTE.MBBs.size(); j != e; ++j)
+        if (JTE.MBBs[j] == Old)
+          JTE.MBBs[j] = New;
+    }
+  }
+  
   /// getEntrySize - returns the size of an individual field in a jump table 
   unsigned getEntrySize() const;