From 853b919d93c62498ba30e7a78ab393291517cd42 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 19 Feb 2010 00:33:13 +0000
Subject: [PATCH] I confused myself, temporaries will be recorded right along
 with other inputs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96639 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/DAGISelMatcherGen.cpp | 38 +++++-----------------------
 1 file changed, 7 insertions(+), 31 deletions(-)

diff --git a/utils/TableGen/DAGISelMatcherGen.cpp b/utils/TableGen/DAGISelMatcherGen.cpp
index 9bf929ceead..d87f7378161 100644
--- a/utils/TableGen/DAGISelMatcherGen.cpp
+++ b/utils/TableGen/DAGISelMatcherGen.cpp
@@ -21,35 +21,15 @@ namespace {
   /// matcher or it can be a temporary value created by the emitter for things
   /// like constants.
   class ResultVal {
-    unsigned Number : 30;
-    enum {
-      Recorded, Temporary
-    } Kind : 2; // True if temporary, false if recorded.
+    unsigned Number;
   public:
-    static ResultVal getRecorded(unsigned N) {
+    static ResultVal get(unsigned N) {
       ResultVal R;
       R.Number = N;
-      R.Kind = Recorded;
-      return R;
-    }
-    
-    static ResultVal getTemp(unsigned N) {
-      ResultVal R;
-      R.Number = N;
-      R.Kind = Temporary;
       return R;
     }
 
-    bool isTemp() const { return Kind == Temporary; }
-    bool isRecorded() const { return Kind == Recorded; }
-    
-    unsigned getTempNo() const {
-      assert(isTemp());
-      return Number;
-    }
-
-    unsigned getRecordedNo() const {
-      assert(isRecorded());
+    unsigned getNumber() const {
       return Number;
     }
   };
@@ -74,10 +54,6 @@ namespace {
     /// record into.
     unsigned NextRecordedOperandNo;
     
-    /// NextTemporary - As we generate code, this indicates the next temporary
-    /// ID that will be generated.
-    unsigned NextTemporary;
-    
     /// InputChains - This maintains the position in the recorded nodes array of
     /// all of the recorded input chains.
     SmallVector<unsigned, 2> InputChains;
@@ -123,7 +99,7 @@ namespace {
 
 MatcherGen::MatcherGen(const PatternToMatch &pattern,
                        const CodeGenDAGPatterns &cgp)
-: Pattern(pattern), CGP(cgp), NextRecordedOperandNo(0), NextTemporary(0),
+: Pattern(pattern), CGP(cgp), NextRecordedOperandNo(0),
   Matcher(0), CurPredicate(0) {
   // We need to produce the matcher tree for the patterns source pattern.  To do
   // this we need to match the structure as well as the types.  To do the type
@@ -449,7 +425,7 @@ void MatcherGen::EmitResultLeafAsOperand(const TreePatternNode *N,
   
   if (IntInit *II = dynamic_cast<IntInit*>(N->getLeafValue())) {
     AddMatcherNode(new EmitIntegerMatcherNode(II->getValue(),N->getTypeNum(0)));
-    ResultOps.push_back(ResultVal::getTemp(NextTemporary++));
+    ResultOps.push_back(ResultVal::get(NextRecordedOperandNo++));
     return;
   }
   
@@ -458,13 +434,13 @@ void MatcherGen::EmitResultLeafAsOperand(const TreePatternNode *N,
     if (DI->getDef()->isSubClassOf("Register")) {
       AddMatcherNode(new EmitRegisterMatcherNode(DI->getDef(),
                                                  N->getTypeNum(0)));
-      ResultOps.push_back(ResultVal::getTemp(NextTemporary++));
+      ResultOps.push_back(ResultVal::get(NextRecordedOperandNo++));
       return;
     }
     
     if (DI->getDef()->getName() == "zero_reg") {
       AddMatcherNode(new EmitRegisterMatcherNode(0, N->getTypeNum(0)));
-      ResultOps.push_back(ResultVal::getTemp(NextTemporary++));
+      ResultOps.push_back(ResultVal::get(NextRecordedOperandNo++));
       return;
     }