[llvm-commits] [llvm] r59393 - /llvm/trunk/include/llvm/Support/PatternMatch.h

[Chris Lattner]

Author: lattner
Date: Sat Nov 15 22:38:30 2008
New Revision: 59393

URL: http://llvm.org/viewvc/llvm-project?rev=59393&view=rev
Log:
add a new m_Specific pattern that matches only if we have a specific Value*.

Modified:
    llvm/trunk/include/llvm/Support/PatternMatch.h

Modified: llvm/trunk/include/llvm/Support/PatternMatch.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/PatternMatch.h?rev=59393&r1=59392&r2=59393&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Support/PatternMatch.h (original)
+++ llvm/trunk/include/llvm/Support/PatternMatch.h Sat Nov 15 22:38:30 2008
@@ -100,6 +100,21 @@
 
 /// m_ConstantInt - Match a ConstantInt, capturing the value if we match.
 inline bind_ty<ConstantInt> m_ConstantInt(ConstantInt *&CI) { return CI; }
+  
+/// specificval_ty - Match a specified Value*.
+struct specificval_ty {
+  const Value *Val;
+  specificval_ty(const Value *V) : Val(V) {}
+  
+  template<typename ITy>
+  bool match(ITy *V) {
+    return V == Val;
+  }
+};
+  
+/// m_Specific - Match if we have a specific specified value.
+inline specificval_ty m_Specific(const Value *V) { return V; }
+  
 
 //===----------------------------------------------------------------------===//
 // Matchers for specific binary operators.