pass literals like $$1 through to the asm matcher. This isn't right yet, but doesn't hurt.

llvm-svn: 118359

1 files changed, 10 insertions, 9 deletions

diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
index 151c1b2f4b1..248ce4f72b2 100644
--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
@@ -629,21 +629,17 @@ void MatchableInfo::TokenizeAsmString(const AsmMatcherInfo &Info) {
       break;
 
     case '$': {
+      if (InTok) {
+        AsmOperands.push_back(AsmOperand(String.slice(Prev, i)));
+        InTok = false;
+      }
+      
       // If this isn't "${", treat like a normal token.
       if (i + 1 == String.size() || String[i + 1] != '{') {
-        if (InTok) {
-          AsmOperands.push_back(AsmOperand(String.slice(Prev, i)));
-          InTok = false;
-        }
         Prev = i;
         break;
       }
 
-      if (InTok) {
-        AsmOperands.push_back(AsmOperand(String.slice(Prev, i)));
-        InTok = false;
-      }
-
       StringRef::iterator End = std::find(String.begin() + i, String.end(),'}');
       assert(End != String.end() && "Missing brace in operand reference!");
       size_t EndPos = End - String.begin();
@@ -1122,6 +1118,11 @@ void AsmMatcherInfo::BuildInfo() {
         continue;
       }
 
+      if (Token.size() > 1 && isdigit(Token[1])) {
+        Op.Class = getTokenClass(Token);
+        continue;
+      }
+      
       // Otherwise this is an operand reference.
       StringRef OperandName;
       if (Token[1] == '{')