[AVR] Enable the assembly parser

We very recently landed the code. This commit enables the parser.

It also adds a missing include to AVRAsmParser.cpp

llvm-svn: 282593

2 files changed, 18 insertions, 15 deletions

diff --git a/llvm/lib/Target/AVR/AVR.td b/llvm/lib/Target/AVR/AVR.td
index 27cf212704f..949b30d5197 100644
--- a/llvm/lib/Target/AVR/AVR.td
+++ b/llvm/lib/Target/AVR/AVR.td
@@ -537,27 +537,28 @@ include "AVRCallingConv.td"
 // Assembly Parsers
 //===---------------------------------------------------------------------===//
 
-// def AVRAsmParser : AsmParser {
-//   let ShouldEmitMatchRegisterName = 1;
-//   let ShouldEmitMatchRegisterAltName = 1;
-// }
+def AVRAsmParser : AsmParser {
+  let ShouldEmitMatchRegisterName = 1;
+  let ShouldEmitMatchRegisterAltName = 1;
+}
 
-// def AVRAsmParserVariant : AsmParserVariant {
-//   int Variant = 0;
-//
-//   // Recognize hard coded registers.
-//   string RegisterPrefix = "$";
-// }
+def AVRAsmParserVariant : AsmParserVariant {
+  int Variant = 0;
+
+  // Recognize hard coded registers.
+  string RegisterPrefix = "$";
+  string TokenizingCharacters = "+";
+}
 
 //===---------------------------------------------------------------------===//
 // Target Declaration
 //===---------------------------------------------------------------------===//
 
 def AVR : Target {
-   let InstructionSet         = AVRInstrInfo;
-//   let AssemblyWriters        = [AVRAsmWriter];
-//
-//   let AssemblyParsers        = [AVRAsmParser];
-//   let AssemblyParserVariants = [AVRAsmParserVariant];
+  let InstructionSet         = AVRInstrInfo;
+  /* let AssemblyWriters        = [AVRAsmWriter]; */
+
+  let AssemblyParsers        = [AVRAsmParser];
+  let AssemblyParserVariants = [AVRAsmParserVariant];
 }
 
diff --git a/llvm/lib/Target/AVR/AsmParser/AVRAsmParser.cpp b/llvm/lib/Target/AVR/AsmParser/AVRAsmParser.cpp
index 94229442d3f..4aeac446db2 100644
--- a/llvm/lib/Target/AVR/AsmParser/AVRAsmParser.cpp
+++ b/llvm/lib/Target/AVR/AsmParser/AVRAsmParser.cpp
@@ -29,6 +29,8 @@
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/TargetRegistry.h"
 
+#include <sstream>
+
 #define DEBUG_TYPE "avr-asm-parser"
 
 namespace llvm {