define a new CodeGenInstAlias. It has an asmstring and operand list for now,

todo: the result field.

llvm-svn: 117894

1 files changed, 9 insertions, 0 deletions

diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
index 254a719959f..d269749c9f1 100644
--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
@@ -946,6 +946,15 @@ void AsmMatcherInfo::BuildInfo() {
     Instructions.push_back(II.take());
   }
   
+  // Parse all of the InstAlias definitions.
+  std::vector<Record*> AllInstAliases =
+    Records.getAllDerivedDefinitions("InstAlias");
+  for (unsigned i = 0, e = AllInstAliases.size(); i != e; ++i) {
+    CodeGenInstAlias *Alias = new CodeGenInstAlias(AllInstAliases[i]);
+
+    
+    (void)Alias;
+  }
 
   // Build info for the register classes.
   BuildRegisterClasses(SingletonRegisters);