[llvm-commits] CVS: llvm/docs/LangRef.html
Chris Lattner
sabre at nondot.org
Thu May 24 12:13:49 PDT 2007
Changes in directory llvm/docs:
LangRef.html updated: 1.245 -> 1.246
---
Log message:
remove contradiction owen noticed
---
Diffs of the changes: (+3 -8)
LangRef.html | 11 +++--------
1 files changed, 3 insertions(+), 8 deletions(-)
Index: llvm/docs/LangRef.html
diff -u llvm/docs/LangRef.html:1.245 llvm/docs/LangRef.html:1.246
--- llvm/docs/LangRef.html:1.245 Wed May 16 13:44:01 2007
+++ llvm/docs/LangRef.html Thu May 24 14:13:27 2007
@@ -2909,10 +2909,7 @@
<h5>Semantics:</h5>
<p>The <tt>zext</tt> fills the high order bits of the <tt>value</tt> with zero
-bits until it reaches the size of the destination type, <tt>ty2</tt>. When the
-the operand and the type are the same size, no bit filling is done and the
-cast is considered a <i>no-op cast</i> because no bits change (only the type
-changes).</p>
+bits until it reaches the size of the destination type, <tt>ty2</tt>.</p>
<p>When zero extending from i1, the result will always be either 0 or 1.</p>
@@ -2949,9 +2946,7 @@
<p>
The '<tt>sext</tt>' instruction performs a sign extension by copying the sign
bit (highest order bit) of the <tt>value</tt> until it reaches the bit size of
-the type <tt>ty2</tt>. When the the operand and the type are the same size,
-no bit filling is done and the cast is considered a <i>no-op cast</i> because
-no bits change (only the type changes).</p>
+the type <tt>ty2</tt>.</p>
<p>When sign extending from i1, the extension always results in -1 or 0.</p>
@@ -4791,7 +4786,7 @@
<a href="mailto:sabre at nondot.org">Chris Lattner</a><br>
<a href="http://llvm.org">The LLVM Compiler Infrastructure</a><br>
- Last modified: $Date: 2007/05/16 18:44:01 $
+ Last modified: $Date: 2007/05/24 19:13:27 $
</address>
</body>
</html>
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