Stop caching basic block index ranges now that SlotIndexes can keep up.

llvm-svn: 128821

1 files changed, 10 insertions, 0 deletions

diff --git a/llvm/include/llvm/CodeGen/SlotIndexes.h b/llvm/include/llvm/CodeGen/SlotIndexes.h
index 2d9ae5f29a5..7cc31563b63 100644
--- a/llvm/include/llvm/CodeGen/SlotIndexes.h
+++ b/llvm/include/llvm/CodeGen/SlotIndexes.h
@@ -518,11 +518,21 @@ namespace llvm {
       return getMBBRange(MBB->getNumber());
     }
 
+    /// Returns the first index in the given basic block number.
+    SlotIndex getMBBStartIdx(unsigned Num) const {
+      return getMBBRange(Num).first;
+    }
+
     /// Returns the first index in the given basic block.
     SlotIndex getMBBStartIdx(const MachineBasicBlock *mbb) const {
       return getMBBRange(mbb).first;
     }
 
+    /// Returns the last index in the given basic block number.
+    SlotIndex getMBBEndIdx(unsigned Num) const {
+      return getMBBRange(Num).second;
+    }
+
     /// Returns the last index in the given basic block.
     SlotIndex getMBBEndIdx(const MachineBasicBlock *mbb) const {
       return getMBBRange(mbb).second;