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remove contradiction owen noticed

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llvm-svn: 37327
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Chris Lattner 2007-05-24 19:13:27 +00:00
parent 8d43dc619d
commit 4b6160d0da
1 changed files with 2 additions and 7 deletions
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@ -2909,10 +2909,7 @@ also be of <a href="#t_integer">integer</a> type. The bit size of the
<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 @@ also be of <a href="#t_integer">integer</a> type. The bit size of the
<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>