[llvm] r320155 - [PatternMatch] Add matcher for LoadInst, NFC.

[Alexey Bataev via llvm-commits]

Author: abataev
Date: Fri Dec  8 07:17:37 2017
New Revision: 320155

URL: http://llvm.org/viewvc/llvm-project?rev=320155&view=rev
Log:
[PatternMatch] Add matcher for LoadInst, NFC.

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

Modified: llvm/trunk/include/llvm/IR/PatternMatch.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/PatternMatch.h?rev=320155&r1=320154&r2=320155&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/PatternMatch.h (original)
+++ llvm/trunk/include/llvm/IR/PatternMatch.h Fri Dec  8 07:17:37 2017
@@ -957,6 +957,26 @@ inline CastClass_match<OpTy, Instruction
 }
 
 //===----------------------------------------------------------------------===//
+// Matcher for LoadInst classes
+//
+
+template <typename Op_t> struct LoadClass_match {
+  Op_t Op;
+
+  LoadClass_match(const Op_t &OpMatch) : Op(OpMatch) {}
+
+  template <typename OpTy> bool match(OpTy *V) {
+    if (auto *LI = dyn_cast<LoadInst>(V))
+      return Op.match(LI->getPointerOperand());
+    return false;
+  }
+};
+
+/// Matches LoadInst.
+template <typename OpTy> inline LoadClass_match<OpTy> m_Load(const OpTy &Op) {
+  return LoadClass_match<OpTy>(Op);
+}
+//===----------------------------------------------------------------------===//
 // Matchers for unary operators
 //