commit 938c8ab0a0f4a52d7d6ddc975abe9de08fee06d5
author David Greene <greened@obbligato.org> Mon Jun 08 17:00:34 2009 +0000
committer David Greene <greened@obbligato.org> Mon Jun 08 17:00:34 2009 +0000
tree 790c1f084b25650896b3b08b8811e9bb0d52d692
parent 06bfa33eefd6c7b56fc354ab640a9175e82bf890

Add a !regmatch operator to do pattern matching in TableGen.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73074 91177308-0d34-0410-b5e6-96231b3b80d8

utils/TableGen/TGParser.cpp

diff --git a/utils/TableGen/TGParser.cpp b/utils/TableGen/TGParser.cpp
index fc6f29f..b4d448b 100644
--- a/utils/TableGen/TGParser.cpp
+++ b/utils/TableGen/TGParser.cpp
@@ -791,6 +791,7 @@
   case tgtok::XSRL:
   case tgtok::XSHL:
   case tgtok::XStrConcat:
+  case tgtok::XRegMatch:
   case tgtok::XNameConcat: {  // Value ::= !binop '(' Value ',' Value ')'
     BinOpInit::BinaryOp Code;
     RecTy *Type = 0;
@@ -823,6 +824,11 @@
       Code = BinOpInit::STRCONCAT;
       Type = new StringRecTy();
       break;
+    case tgtok::XRegMatch:  
+      Lex.Lex();  // eat the operation
+      Code = BinOpInit::REGMATCH;
+      Type = new IntRecTy();
+      break;
     case tgtok::XNameConcat: 
       Lex.Lex();  // eat the operation
       Code = BinOpInit::NAMECONCAT;
@@ -1174,6 +1180,7 @@
   case tgtok::XSRL:
   case tgtok::XSHL:
   case tgtok::XStrConcat:
+  case tgtok::XRegMatch:
   case tgtok::XNameConcat:  // Value ::= !binop '(' Value ',' Value ')'
   case tgtok::XIf:
   case tgtok::XForEach: