commit 537ab90d8de19b9f9cd758188947bde2edfd0358
author Dan Gohman <gohman@apple.com> Mon Jan 04 20:31:55 2010 +0000
committer Dan Gohman <gohman@apple.com> Mon Jan 04 20:31:55 2010 +0000
tree a321ba6e5f165984d421e5fcc8e13bd4ad147da7
parent 6e120a1c7049bb424b37626db61b71bedc6e62a0

Remove the CPAttrParentAsRoot code, which is unused, and inconvenient
for a refactoring I'm working on.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92503 91177308-0d34-0410-b5e6-96231b3b80d8

utils/TableGen/DAGISelEmitter.cpp

diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp
index a901fd0..a6bb211 100644
--- a/utils/TableGen/DAGISelEmitter.cpp
+++ b/utils/TableGen/DAGISelEmitter.cpp
@@ -610,7 +610,7 @@
           emitCheck(MaskPredicate + RootName + "0, Tmp" + utostr(NTmp) +
                     ", INT64_C(" + itostr(II->getValue()) + "))");
           
-          EmitChildMatchCode(N->getChild(0), N, RootName + utostr(0), RootName,
+          EmitChildMatchCode(N->getChild(0), N, RootName + utostr(0),
                              ChainSuffix + utostr(0), FoundChain);
           return;
         }
@@ -621,7 +621,7 @@
       emitInit("SDValue " + RootName + utostr(OpNo) + " = " +
                RootName + ".getOperand(" +utostr(OpNo) + ");");
 
-      EmitChildMatchCode(N->getChild(i), N, RootName + utostr(OpNo), RootName,
+      EmitChildMatchCode(N->getChild(i), N, RootName + utostr(OpNo),
                          ChainSuffix + utostr(OpNo), FoundChain);
     }
 
@@ -654,7 +654,6 @@
 
   void EmitChildMatchCode(TreePatternNode *Child, TreePatternNode *Parent,
                           const std::string &RootName, 
-                          const std::string &ParentRootName,
                           const std::string &ChainSuffix, bool &FoundChain) {
     if (!Child->isLeaf()) {
       // If it's not a leaf, recursively match.
@@ -719,12 +718,7 @@
             emitCode("SDValue " + ChainName + ";");
           }
           
-          std::string Code = Fn + "(";
-          if (CP->hasAttribute(CPAttrParentAsRoot)) {
-            Code += ParentRootName + ", ";
-          } else {
-            Code += "N, ";
-          }
+          std::string Code = Fn + "(N, ";
           if (CP->hasProperty(SDNPHasChain)) {
             std::string ParentName(RootName.begin(), RootName.end()-1);
             Code += ParentName + ", ";