Add a bunch more X86 AVX2 instructions and their corresponding intrinsics.

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

diff --git a/include/llvm/CodeGen/SlotIndexes.h b/include/llvm/CodeGen/SlotIndexes.h
index 7c1aad2b0003ff73fde7eddfa453e2be7b32fe53..2d98864dc9ed04eaf82733a37830aeb2d2b50390 100644 (file)
--- a/include/llvm/CodeGen/SlotIndexes.h
+++ b/include/llvm/CodeGen/SlotIndexes.h
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file implements SlotIndex and related classes. The purpuse of SlotIndex
+// This file implements SlotIndex and related classes. The purpose of SlotIndex
 // is to describe a position at which a register can become live, or cease to
 // be live.
 //
@@ -140,6 +140,9 @@ namespace llvm {
       return lie.getPointer();
     }
 
+    /// Return true for a valid index.
+    operator bool() const { return isValid(); }
+
     /// Print this index to the given raw_ostream.
     void print(raw_ostream &os) const;
 
@@ -647,9 +650,7 @@ namespace llvm {
       // affected by debug information.
       assert(!mi->isDebugValue() && "Cannot number DBG_VALUE instructions.");
 
-      MachineBasicBlock *mbb = mi->getParent();
-
-      assert(mbb != 0 && "Instr must be added to function.");
+      assert(mi->getParent() != 0 && "Instr must be added to function.");
 
       // Get the entries where mi should be inserted.
       IndexListEntry *prevEntry, *nextEntry;