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Opcode: Virtual Machine Examples

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In this book, we jump into a virtual machine, compiler and opcodes, without needing to read about parsing first. The language is already written, meaning you can dive into the source code of a working language right from the start (a programming language called langur, written in Go). Discover how to develop some very useful features, such as multi-variable assignment, decoupling assignment, string interpolation, short-circuiting operators, for loops, scoped if expressions, and more. We review how opcodes make these things work in a stack-based virtual machine.

192 pages, ebook

Published December 12, 2019

4 people want to read

About the author

Anthony Davis

178 books2 followers

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Author 19 books194 followers
September 27, 2020
This book was entered in The Wishing Shelf Book Awards. This is what our readers thought:
Title: Opcode
Author: Anthony Davis

Star Rating: 4 Stars
Number of Readers:
Stats
Editing: 7/10
Writing Style: 7/10
Content: 8/10
Cover: 7/10
Of the 15 readers:
11 would read another book by this author.
10 thought the cover was good or excellent.
8 felt it was easy to follow.
12 would recommend this book to another reader to try.
Of all the readers, 15 felt the author’s strongest skill was ‘subject knowledge’.
12 thought the author understood the readership and what they wanted.

Readers’ Comments
‘This is a very complex computer software textbook looking at a programming language called langur, written in Go. It seems to be comprehensive and written specifically to help programmers. It is not accessible to ‘layman’ readers.’ Male reader, aged 43
‘I am interested in computers, how they work, how they don’t. But, to be honest, this was way over my head. What I can say is that the layout is excellent, the author attempting to illustrate his work with diagrams wherever possible. Anybody who works with opcode will, undoubtedly, find this fascinating and informative.’ Male reader, aged 36
‘Anybody working in programming and software architecture will find this invaluable. Comprehensive, written in a direct, no-nonsense style. However, it is very dry, almost too ‘textbook’ for my liking. But as a working tool, this is excellent. However, if you have only a passing interest in this subject, this is not for you.’ Female reader, aged 32

To Sum It Up:
‘An informative, well-written text written specifically for the computer-minded!’ The Wishing Shelf Book Awards
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