Document NAME

Document NAME as a special member of def records that should
not be defined anywhere else.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142527 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/TableGenFundamentals.html b/docs/TableGenFundamentals.html
index e8fca32..f7f3d97 100644 (file)
--- a/docs/TableGenFundamentals.html
+++ b/docs/TableGenFundamentals.html
@@ -207,6 +207,14 @@ file, to factor out the common features that instructions of its class share.  A
 key feature of TableGen is that it allows the end-user to define the
 abstractions they prefer to use when describing their information.</p>
 
+<p>Each def record has a special entry called "NAME."  This is the
+name of the def ("ADD32rr" above).  In the general case def names can
+be formed from various kinds of string processing expressions and NAME
+resolves to the final value obtained after resolving all of those
+expressions.  The user may refer to NAME anywhere she desires to use
+the ultimate name of the def.  NAME should not be defined anywhere
+else in user code to avoid conflict problems.</p>
+
 </div>
 
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