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Update documentaion of node annotation (coloring) in viewGraph.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30687 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-10-02 12:28:07 +00:00
parent ec20402c90
commit 543a0eee6a
1 changed files with 13 additions and 1 deletions
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14
docs/ProgrammersManual.html
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@ -516,7 +516,7 @@ instructions in the block. Similarly, there also exists
<tt>Function::viewCFGOnly()</tt> (does not include the instructions), the <tt>Function::viewCFGOnly()</tt> (does not include the instructions), the
<tt>MachineFunction::viewCFG()</tt> and <tt>MachineFunction::viewCFGOnly()</tt>, <tt>MachineFunction::viewCFG()</tt> and <tt>MachineFunction::viewCFGOnly()</tt>,
and the <tt>SelectionDAG::viewGraph()</tt> methods. Within GDB, for example, and the <tt>SelectionDAG::viewGraph()</tt> methods. Within GDB, for example,
you can usually use something like "<tt>call DAG.viewGraph()</tt>" to pop you can usually use something like <tt>call DAG.viewGraph()</tt> to pop
up a window. Alternatively, you can sprinkle calls to these functions in your up a window. Alternatively, you can sprinkle calls to these functions in your
code in places you want to debug.</p> code in places you want to debug.</p>
@ -529,6 +529,18 @@ href="http://www.pixelglow.com/graphviz/">Graphviz program</a>, and add
it) to your path. Once in your system and path are set up, rerun the LLVM it) to your path. Once in your system and path are set up, rerun the LLVM
configure script and rebuild LLVM to enable this functionality.</p> configure script and rebuild LLVM to enable this functionality.</p>
<p><tt>SelectionDAG</tt> has been extended to make it easier to locate
<i>interesting</i> nodes in large complex graphs. From gdb, if you
<tt>call DAG.setGraphColor(<i>node</i>, "<i>color</i>")</tt>, then the
next <tt>call DAG.viewGraph()</tt> would hilight the node in the
specified color (choices of colors can be found at <a
href="http://www.graphviz.org/doc/info/colors.html">Colors<a>.) More
complex node attributes can be provided with <tt>call
DAG.setGraphAttrs(<i>node</i>, "<i>attributes</i>")</tt> (choices can be
found at <a href="http://www.graphviz.org/doc/info/attrs.html">Graph
Attributes</a>.) If you want to restart and clear all the current graph
attributes, then you can <tt>call DAG.clearGraphAttrs()</tt>. </p>
</div> </div>