May 2015
Intermediate to advanced
296 pages
5h 10m
English
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Visualizing LLVM IR CFG using GraphViz
The LLVM IR control flow graph can be visualized using the GraphViz tool. It gives a visual depiction of the nodes formed and how the code flow follows in the IR generated. Since the important data structures in LLVM are graphs, this can be a very useful way to understand the IR flow when writing a custom pass or studying the behavior of the IR pattern.
Getting ready
- To install
graphvizon Ubuntu, first add itspparepository:$ sudo apt-add-repository ppa:dperry/ppa-graphviz-test - Update the package repository:
$ sudo apt-get update - Install
graphviz:$ sudo apt-get install graphvizNote
If you get the
graphviz : Depends: libgraphviz4 (>= 2.18) but it is not going to be installederror, run the following commands: ...
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