[llvm-commits] CVS: llvm/docs/LangRef.html

Nate Begeman natebegeman at mac.com
Fri Jan 13 15:03:03 PST 2006



Changes in directory llvm/docs:

LangRef.html updated: 1.123 -> 1.124
---
Log message:

Add documentation for the upcoming bswap intrinsics!


---
Diffs of the changes:  (+91 -1)

 LangRef.html |   92 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 91 insertions(+), 1 deletion(-)


Index: llvm/docs/LangRef.html
diff -u llvm/docs/LangRef.html:1.123 llvm/docs/LangRef.html:1.124
--- llvm/docs/LangRef.html:1.123	Thu Jan 12 20:03:13 2006
+++ llvm/docs/LangRef.html	Fri Jan 13 17:02:51 2006
@@ -125,6 +125,9 @@
       </li>
       <li><a href="#int_codegen">Code Generator Intrinsics</a>
         <ol>
+          <li><a href="#i_bswap_i16">'<tt>llvm.bswap.i16</tt>' Intrinsic</a></li>
+          <li><a href="#i_bswap_i32">'<tt>llvm.bswap.i32</tt>' Intrinsic</a></li>
+          <li><a href="#i_bswap_i64">'<tt>llvm.bswap.i64</tt>' Intrinsic</a></li>
           <li><a href="#i_returnaddress">'<tt>llvm.returnaddress</tt>' Intrinsic</a></li>
           <li><a href="#i_frameaddress">'<tt>llvm.frameaddress</tt>'   Intrinsic</a></li>
           <li><a href="#i_stacksave">'<tt>llvm.stacksave</tt>' Intrinsic</a></li>
@@ -2704,6 +2707,93 @@
 
 <!-- _______________________________________________________________________ -->
 <div class="doc_subsubsection">
+  <a name="i_bswap_i16">'<tt>llvm.bswap.i16</tt>' Intrinsic</a>
+</div>
+
+<div class="doc_text">
+
+<h5>Syntax:</h5>
+<pre>
+  declare ushort %llvm.bswap.i16( ushort <id> )
+</pre>
+
+<h5>Overview:</h5>
+
+<p>
+The '<tt>llvm.bwsap.i16</tt>' intrinsic is used to byteswap a 16 bit quantity.
+This is useful for performing operations on data that is not in the target's 
+native byte order.
+</p>
+
+<h5>Semantics:</h5>
+
+<p>
+This intrinsic returns a ushort value that has the two bytes of the input ushort
+swapped.
+</p>
+
+</div>
+
+<!-- _______________________________________________________________________ -->
+<div class="doc_subsubsection">
+  <a name="i_bswap_i32">'<tt>llvm.bswap.i32</tt>' Intrinsic</a>
+</div>
+
+<div class="doc_text">
+
+<h5>Syntax:</h5>
+<pre>
+  declare uint %llvm.bswap.i32( uint <id> )
+</pre>
+
+<h5>Overview:</h5>
+
+<p>
+The '<tt>llvm.bwsap.i32</tt>' intrinsic is used to byteswap a 32 bit quantity.
+This is useful for performing operations on data that is not in the target's 
+native byte order.
+</p>
+
+<h5>Semantics:</h5>
+
+<p>
+This intrinsic returns a uint value that has the four bytes of the input uint
+swapped, so that if the input bytes are numbered 0, 1, 2, 3 then the returned
+uint will have its bytes in 3, 2, 1, 0 order.
+</p>
+
+</div>
+
+<!-- _______________________________________________________________________ -->
+<div class="doc_subsubsection">
+  <a name="i_bswap_i64">'<tt>llvm.bswap.i64</tt>' Intrinsic</a>
+</div>
+
+<div class="doc_text">
+
+<h5>Syntax:</h5>
+<pre>
+  declare ulong %llvm.bswap.i64( ulong <id> )
+</pre>
+
+<h5>Overview:</h5>
+
+<p>
+The '<tt>llvm.bwsap.i64</tt>' intrinsic is used to byteswap a 64 bit quantity.
+This is useful for performing operations on data that is not in the target's 
+native byte order.
+</p>
+
+<h5>Semantics:</h5>
+
+<p>
+See the description for <a href="#i_bswap_i32"><tt>llvm.bswap.i32</tt></a>.
+</p>
+
+</div>
+
+<!-- _______________________________________________________________________ -->
+<div class="doc_subsubsection">
   <a name="i_returnaddress">'<tt>llvm.returnaddress</tt>' Intrinsic</a>
 </div>
 
@@ -3549,7 +3639,7 @@
 
   <a href="mailto:sabre at nondot.org">Chris Lattner</a><br>
   <a href="http://llvm.cs.uiuc.edu">The LLVM Compiler Infrastructure</a><br>
-  Last modified: $Date: 2006/01/13 02:03:13 $
+  Last modified: $Date: 2006/01/13 23:02:51 $
 </address>
 </body>
 </html>






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