May 2015
Intermediate to advanced
296 pages
5h 10m
English
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Executing LLVM bitcode
In this recipe, you will execute the LLVM bitcode that was generated in previous recipes.
Getting ready
To execute the LLVM bitcode, you need the lli tool.
How to do it...
We saw in the previous recipe how to create a single bitstream file after linking the two .bc files with one referencing the other to define func. By invoking the lli command in the following way, we can execute the output.bc file generated. It will display the output on the standard output:
| $ lli output.bc number is 10
The output.bc file is the input to lli, which will execute the bitcode file and display the output, if any, on the standard output. Here the output is generated as number is 10, which is a result of the execution of the output.bc file formed ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.