Author: lattner
Date: Thu Jan 3 22:32:38 2008
New Revision: 45564
URL: http://llvm.org/viewvc/llvm-project?rev=45564&view=rev
Log:
improve the description of types, patch by Alain Frisch
Modified:
llvm/trunk/docs/LangRef.html
Modified: llvm/trunk/docs/LangRef.html
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/LangRef.html?rev=45564&r1=45563&r2=45564&view=diff
==============================================================================
--- llvm/trunk/docs/LangRef.html (original)
+++ llvm/trunk/docs/LangRef.html Thu Jan 3 22:32:38 2008
@@ -33,9 +33,12 @@
</li>
<li><a href="#typesystem">Type System</a>
<ol>
+ <li><a href="#t_classifications">Type Classifications</a></li>
<li><a href="#t_primitive">Primitive Types</a>
<ol>
- <li><a href="#t_classifications">Type Classifications</a></li>
+ <li><a href="#t_floating">Floating Point Types</a></li>
+ <li><a href="#t_void">Void Type</a></li>
+ <li><a href="#t_label">Label Type</a></li>
</ol>
</li>
<li><a href="#t_derived">Derived Types</a>
@@ -974,59 +977,49 @@
</div>
<!-- =======================================================================
-->
-<div class="doc_subsection"> <a name="t_primitive">Primitive Types</a> </div>
-<div class="doc_text">
-<p>The primitive types are the fundamental building blocks of the LLVM
-system. The current set of primitive types is as follows:</p>
-
-<table class="layout">
- <tr class="layout">
- <td class="left">
- <table>
- <tbody>
- <tr><th>Type</th><th>Description</th></tr>
- <tr><td><tt><a name="t_void">void</a></tt></td><td>No value</td></tr>
- <tr><td><tt>label</tt></td><td>Branch destination</td></tr>
- </tbody>
- </table>
- </td>
- <td class="right">
- <table>
- <tbody>
- <tr><th>Type</th><th>Description</th></tr>
- <tr><td><tt>float</tt></td><td>32-bit floating point value</td></tr>
- <tr><td><tt>double</tt></td><td>64-bit floating point value</td></tr>
- </tbody>
- </table>
- </td>
- </tr>
-</table>
-</div>
-
-<!-- _______________________________________________________________________
-->
-<div class="doc_subsubsection"> <a name="t_classifications">Type
+<div class="doc_subsection"> <a name="t_classifications">Type
Classifications</a> </div>
<div class="doc_text">
-<p>These different primitive types fall into a few useful
+<p>The types fall into a few useful
classifications:</p>
<table border="1" cellspacing="0" cellpadding="4">
<tbody>
<tr><th>Classification</th><th>Types</th></tr>
<tr>
- <td><a name="t_integer">integer</a></td>
+ <td><a href="#t_integer">integer</a></td>
<td><tt>i1, i2, i3, ... i8, ... i16, ... i32, ... i64, ... </tt></td>
</tr>
<tr>
- <td><a name="t_floating">floating point</a></td>
- <td><tt>float, double</tt></td>
+ <td><a href="#t_floating">floating point</a></td>
+ <td><tt>float, double, x86_fp80, fp128, ppc_fp128</tt></td>
</tr>
<tr>
<td><a name="t_firstclass">first class</a></td>
- <td><tt>i1, ..., float, double, <br/>
- <a href="#t_pointer">pointer</a>,<a href="#t_vector">vector</a></tt>
+ <td><a href="#t_integer">integer</a>,
+ <a href="#t_floating">floating point</a>,
+ <a href="#t_pointer">pointer</a>,
+ <a href="#t_vector">vector</a>
</td>
</tr>
+ <tr>
+ <td><a href="#t_primitive">primitive</a></td>
+ <td><a href="#t_label">label</a>,
+ <a href="#t_void">void</a>,
+ <a href="#t_integer">integer</a>,
+ <a href="#t_floating">floating point</a>.</td>
+ </tr>
+ <tr>
+ <td><a href="#t_derived">derived</a></td>
+ <td><a href="#t_integer">integer</a>,
+ <a href="#t_array">array</a>,
+ <a href="#t_function">function</a>,
+ <a href="#t_pointer">pointer</a>,
+ <a href="#t_struct">structure</a>,
+ <a href="#t_pstruct">packed structure</a>,
+ <a href="#t_vector">vector</a>,
+ <a href="#t_opaque">opaque</a>.
+ </tr>
</tbody>
</table>
@@ -1038,6 +1031,57 @@
</div>
<!-- =======================================================================
-->
+<div class="doc_subsection"> <a name="t_primitive">Primitive Types</a> </div>
+<div class="doc_text">
+<p>The primitive types are the fundamental building blocks of the LLVM
+system.</p>
+
+<!-- _______________________________________________________________________
-->
+<div class="doc_subsubsection"> <a name="t_floating">Floating Point Types</a>
</div>
+
+<div class="doc_text">
+ <table>
+ <tbody>
+ <tr><th>Type</th><th>Description</th></tr>
+ <tr><td><tt>float</tt></td><td>32-bit floating point value</td></tr>
+ <tr><td><tt>double</tt></td><td>64-bit floating point value</td></tr>
+ <tr><td><tt>fp128</tt></td><td>128-bit floating point value (112-bit
mantissa)</td></tr>
+ <tr><td><tt>x86_fp80</tt></td><td>80-bit floating point value
(X87)</td></tr>
+ <tr><td><tt>ppc_fp128</tt></td><td>128-bit floating point value (two
64-bits)</td></tr>
+ </tbody>
+ </table>
+</div>
+
+<!-- _______________________________________________________________________
-->
+<div class="doc_subsubsection"> <a name="t_void">Void Type</a> </div>
+
+<div class="doc_text">
+<h5>Overview:</h5>
+<p>The void type does not represent any value and has no size.</p>
+
+<h5>Syntax:</h5>
+
+<pre>
+ void
+</pre>
+</div>
+
+<!-- _______________________________________________________________________
-->
+<div class="doc_subsubsection"> <a name="t_label">Label Type</a> </div>
+
+<div class="doc_text">
+<h5>Overview:</h5>
+<p>The label type represents code labels.</p>
+
+<h5>Syntax:</h5>
+
+<pre>
+ label
+</pre>
+</div>
+
+
+<!-- =======================================================================
-->
<div class="doc_subsection"> <a name="t_derived">Derived Types</a> </div>
<div class="doc_text">
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
