[PATCH] D32117: Update TableGen LangIntro.rst

Alex Bradbury via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue May 2 07:00:18 PDT 2017


This revision was automatically updated to reflect the committed changes.
Closed by commit rL301920: Improvements to TableGen/LangIntro.rst (authored by asb).

Changed prior to commit:
  https://reviews.llvm.org/D32117?vs=96910&id=97442#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D32117

Files:
  llvm/trunk/docs/TableGen/LangIntro.rst


Index: llvm/trunk/docs/TableGen/LangIntro.rst
===================================================================
--- llvm/trunk/docs/TableGen/LangIntro.rst
+++ llvm/trunk/docs/TableGen/LangIntro.rst
@@ -58,6 +58,10 @@
     The 'string' type represents an ordered sequence of characters of arbitrary
     length.
 
+``code``
+    The `code` type represents a code fragment, which can be single/multi-line
+    string literal.
+
 ``bits<n>``
     A 'bits' type is an arbitrary, but fixed, size integer that is broken up
     into individual bits.  This type is useful because it can handle some bits
@@ -105,7 +109,7 @@
     hexadecimal integer value
 
 ``"foo"``
-    string value
+    a single-line string value, can be assigned to ``string`` or ``code`` variable.
 
 ``[{ ... }]``
     usually called a "code fragment", but is just a multiline string literal
@@ -126,7 +130,8 @@
     access to one bit of a value
 
 ``value{15-17}``
-    access to multiple bits of a value
+    access to an ordered sequence of bits of a value, in particular ``value{15-17}``
+    produces an order that is the reverse of ``value{17-15}``.
 
 ``DEF``
     reference to a record definition


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