Changes in directory llvm/docs:
LangRef.html updated: 1.174 -> 1.175 --- Log message: Update for signless GEP semantics. --- Diffs of the changes: (+8 -7) LangRef.html | 15 ++++++++------- 1 files changed, 8 insertions(+), 7 deletions(-) Index: llvm/docs/LangRef.html diff -u llvm/docs/LangRef.html:1.174 llvm/docs/LangRef.html:1.175 --- llvm/docs/LangRef.html:1.174 Mon Nov 27 15:53:28 2006 +++ llvm/docs/LangRef.html Sun Dec 3 10:53:48 2006 @@ -2491,9 +2491,9 @@ provided depend on the type of the first pointer argument. The '<tt>getelementptr</tt>' instruction is used to index down through the type levels of a structure or to a specific index in an array. When indexing into a -structure, only <tt>uint</tt> -integer constants are allowed. When indexing into an array or pointer, -<tt>int</tt> and <tt>long</tt> and <tt>ulong</tt> indexes are allowed.</p> +structure, only <tt>uint</tt> integer constants are allowed. When indexing +into an array or pointer, integers of any size are allowed, and will be sign +extended to 64-bit values.</p> <p>For example, let's consider a C code fragment and how it gets compiled to LLVM:</p> @@ -2534,9 +2534,10 @@ <p>The index types specified for the '<tt>getelementptr</tt>' instruction depend on the pointer type that is being indexed into. <a href="#t_pointer">Pointer</a> -and <a href="#t_array">array</a> types require <tt>int</tt>, -<tt>ulong</tt>, or <tt>long</tt> values, and <a href="#t_struct">structure</a> -types require <tt>uint</tt> <b>constants</b>.</p> +and <a href="#t_array">array</a> types can use any +<a href="#t_integer">integer</a> type but the value will always be sign extended +to 64-bits. <a href="#t_struct">Structure</a> types, require <tt>uint</tt> +<b>constants</b>.</p> <p>In the example above, the first index is indexing into the '<tt>%ST*</tt>' type, which is a pointer, yielding a '<tt>%ST</tt>' = '<tt>{ int, double, %RT @@ -4426,7 +4427,7 @@ <a href="mailto:[EMAIL PROTECTED]">Chris Lattner</a><br> <a href="http://llvm.org">The LLVM Compiler Infrastructure</a><br> - Last modified: $Date: 2006/11/27 21:53:28 $ + Last modified: $Date: 2006/12/03 16:53:48 $ </address> </body> </html> _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits