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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3611 91177308-0d34-0410-b5e6-96231b3b80d8
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Joel Stanley 2002-09-06 23:42:40 +00:00
parent 72ef35ea5f
commit aaeb1c160e
1 changed files with 10 additions and 13 deletions
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docs/ProgrammersManual.html
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@ -244,19 +244,17 @@ exactly equivalent to <tt>(*i).size()</tt> just like you'd expect.
</ul><h4><a name="iterate_basicblock"><hr size=0>Iterating over the
<tt>Instruction</tt>s in a <tt>BasicBlock</tt> </h4><ul>
Just like when dealing with <tt>BasicBlock</tt>s in <tt>Function</tt>s, it's
easy to iterate over the individual instructions that make up
<tt>BasicBlock</tt>s. Here's a code snippet that prints out each instruction in
a <tt>BasicBlock</tt>:
Just like when dealing with <tt>BasicBlock</tt>s in
<tt>Function</tt>s, it's easy to iterate over the individual
instructions that make up <tt>BasicBlock</tt>s. Here's a code snippet
that prints out each instruction in a <tt>BasicBlock</tt>:
<pre>
// blk is a pointer to a BasicBlock instance
for(BasicBlock::iterator i = blk-&gt;begin(), e = blk-&gt;end(); i != e; ++i) {
// the next statement works since operator&lt;&lt;(ostream&amp;,...)
// is overloaded for Instruction&amp;
cerr &lt;&lt; *i &lt;&lt; endl;
}
</pre>
However, this isn't really the best way to print out the contents of a
@ -323,12 +321,8 @@ void printNextInstruction(Instruction* inst) {
if(it != inst-&gt;getParent()->end()) cerr &lt;&lt *it &lt;&lt endl;
}
</pre>
Of course, this example is strictly pedagogical, because it'd be
better to do something like
<pre>if(inst-&gt;getNext()) cerr &lt;&lt inst-&gt;getNext() &lt;&lt endl;</pre>
Of course, this example is strictly pedagogical, because it'd be much
better to explicitly grab the next instruction directly from inst.
<!-- dereferenced iterator = Class &
iterators have converting constructor for 'Class *'
@ -401,7 +395,6 @@ virtual runOnFunction(Function&amp F) {
We could then print out the value of callCounter (if we wanted to)
inside the doFinalization method of our FunctionPass.
<!-- ======================================================================= -->
</ul><table width="100%" bgcolor="#441188" border=0 cellpadding=4 cellspacing=0>
<tr><td>&nbsp;</td><td width="100%">&nbsp;
@ -1243,6 +1236,10 @@ pointer to the parent Function.
<a href="mailto:sabre@nondot.org">Chris Lattner</a></address>
<!-- Created: Tue Aug 6 15:00:33 CDT 2002 -->
<!-- hhmts start -->
<<<<<<< ProgrammersManual.html
Last modified: Fri Sep 6 18:24:38 EDT 2002
=======
Last modified: Fri Sep 6 18:03:31 EDT 2002
>>>>>>> 1.10
<!-- hhmts end -->
</font></body></html>