From 596cfd045fa05c249083b5ff7cdb5e32f4d92b97 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 4 Oct 2013 05:52:17 +0000
Subject: Revert r191940 to see if it fixes the build bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191941 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/DAGISelMatcher.h | 30 ------------------------------
 1 file changed, 30 deletions(-)

(limited to 'utils/TableGen/DAGISelMatcher.h')

diff --git a/utils/TableGen/DAGISelMatcher.h b/utils/TableGen/DAGISelMatcher.h
index 70031fa6d3..ebac7902de 100644
--- a/utils/TableGen/DAGISelMatcher.h
+++ b/utils/TableGen/DAGISelMatcher.h
@@ -55,7 +55,6 @@ public:
 
     // Predicate checking.
     CheckSame,            // Fail if not same as prev match.
-    CheckChildSame,       // Fail if child not same as prev match.
     CheckPatternPredicate,
     CheckPredicate,       // Fail if node predicate fails.
     CheckOpcode,          // Fail if not opcode.
@@ -123,7 +122,6 @@ public:
     switch (getKind()) {
     default: return false;
     case CheckSame:
-    case CheckChildSame:
     case CheckPatternPredicate:
     case CheckPredicate:
     case CheckOpcode:
@@ -394,34 +392,6 @@ private:
   virtual unsigned getHashImpl() const { return getMatchNumber(); }
 };
 
-/// CheckChildSameMatcher - This checks to see if child node is exactly the same
-/// node as the specified match that was recorded with 'Record'.  This is used
-/// when patterns have the same name in them, like '(mul GPR:$in, GPR:$in)'.
-class CheckChildSameMatcher : public Matcher {
-  unsigned ChildNo;
-  unsigned MatchNumber;
-public:
-  CheckChildSameMatcher(unsigned childno, unsigned matchnumber)
-    : Matcher(CheckChildSame), ChildNo(childno), MatchNumber(matchnumber) {}
-
-  unsigned getChildNo() const { return ChildNo; }
-  unsigned getMatchNumber() const { return MatchNumber; }
-
-  static inline bool classof(const Matcher *N) {
-    return N->getKind() == CheckChildSame;
-  }
-
-  virtual bool isSafeToReorderWithPatternPredicate() const { return true; }
-
-private:
-  virtual void printImpl(raw_ostream &OS, unsigned indent) const;
-  virtual bool isEqualImpl(const Matcher *M) const {
-    return cast<CheckChildSameMatcher>(M)->ChildNo == ChildNo &&
-           cast<CheckChildSameMatcher>(M)->MatchNumber == MatchNumber;
-  }
-  virtual unsigned getHashImpl() const { return (MatchNumber << 2) | ChildNo; }
-};
-
 /// CheckPatternPredicateMatcher - This checks the target-specific predicate
 /// to see if the entire pattern is capable of matching.  This predicate does
 /// not take a node as input.  This is used for subtarget feature checks etc.
-- 
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