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authorDavid Greene <greened@obbligato.org>2009-05-14 21:22:49 +0000
committerDavid Greene <greened@obbligato.org>2009-05-14 21:22:49 +0000
commite6c27de069225e1122c78385ad22a2ff656db8e6 (patch)
treebf1ff9c77caee5b28119d5760b34a6fd530023ed /docs
parentd418c1b768b5ff26afe05a5ce84d920bbbc99583 (diff)
Implement !cast.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71794 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs')
-rw-r--r--docs/TableGenFundamentals.html9
1 files changed, 5 insertions, 4 deletions
diff --git a/docs/TableGenFundamentals.html b/docs/TableGenFundamentals.html
index 8cc6f90eac..48fdd2a201 100644
--- a/docs/TableGenFundamentals.html
+++ b/docs/TableGenFundamentals.html
@@ -398,11 +398,12 @@ supported include:</p>
<dt><tt>!strconcat(a, b)</tt></dt>
<dd>A string value that is the result of concatenating the 'a' and 'b'
strings.</dd>
+<dt><tt>!cast<type>(a)</tt></dt>
+ <dd>A symbol of type <em>type</em> obtained by looking up the string 'a' in
+the symbol table. If the type of 'a' does not match <em>type</em>, TableGen
+aborts with an error. </dd>
<dt><tt>!nameconcat&lt;type&gt;(a, b)</tt></dt>
- <dd>A value that is the result of concatenating the 'a' and 'b'
- strings and looking up the resulting name in the symbol table. The symbol type
- determines the type of the resulting value. If the symbol is not found
- or the symbol type does not match 'type,' TableGen emits an error and aborts.</dd>
+ <dd>Shorthand for !cast<type>(!strconcat(a, b))</dd>
</dl>
<p>Note that all of the values have rules specifying how they convert to values