Add a few doxygen comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54997 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/utils/TableGen/FastISelEmitter.cpp b/utils/TableGen/FastISelEmitter.cpp
index 8007b7ed70..ae12201600 100644
--- a/utils/TableGen/FastISelEmitter.cpp
+++ b/utils/TableGen/FastISelEmitter.cpp
@@ -44,6 +44,9 @@ using namespace llvm;
 
 namespace {
 
+/// OperandsSignature - This class holds a description of a list of operand
+/// types. It has utility methods for emitting text based on the operands.
+///
 struct OperandsSignature {
   std::vector<std::string> Operands;
 
@@ -86,6 +89,9 @@ struct OperandsSignature {
   }
 };
 
+/// InstructionMemo - This class holds additional information about an
+/// instruction needed to emit code for it.
+///
 struct InstructionMemo {
   std::string Name;
   const CodeGenRegisterClass *RC;