By Jeff Duntemann
The eagerly expected new version of the bestselling creation to x86 meeting language
The long-awaited 3rd variation of this bestselling advent to meeting language has been thoroughly rewritten to target 32-bit protected-mode Linux and the unfastened NASM assembler. meeting is the elemental language bridging human principles and the natural silicon hearts of desktops, and renowned writer Jeff Dunteman keeps his particular lighthearted kind as he offers a step by step method of this tough technical self-discipline.
He begins on the very starting, explaining the fundamental principles of programmable computing, the binary and hexadecimal quantity structures, the Intel x86 desktop structure, and the method of software program improvement less than Linux. From that origin he systematically treats the x86 guideline set, reminiscence addressing, approaches, macros, and interface to the C-language code libraries upon which Linux itself is outfitted.
Serves as an amazing creation to x86 computing suggestions, as proven through the single language without delay understood by way of the CPU itself
Uses an approachable, conversational variety that assumes no past adventure in programming of any kind
Presents x86 structure and meeting techniques via a cumulative instructional process that's perfect for self-paced instruction
Focuses completely on loose, open-source software program, together with Ubuntu Linux, the NASM assembler, the Kate editor, and the Gdb/Insight debugger
Includes an x86 guideline set reference for the most typical desktop directions, particularly adapted to be used via programming beginners
Woven into the presentation are lots of meeting code examples, plus sensible tips about software program layout, coding, trying out, and debugging, all utilizing unfastened, open-source software program which may be downloaded at no cost from the Internet.
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Additional info for Assembly Language Step-by-Step: Programming with Linux (3rd Edition)
10. This is where the trouble starts. In octal, 10 comes after seven. What happened to eight and nine? Did the Grinch steal them? ) Hardly. They’re still there—but they have different names. ’’ Unfortunately, what DEC did not do was invent clever names for the column values. The first column is, of course, the units column. The next column to the left of the units column is the tens column, just as it is in our own decimal system—but there’s the rub, and the reason I dragged Mars into this: Octal’s ‘‘tens’’ column actually has a value of 8.
Deposit salary into checking acct. 00 Prosperity Mortgage: $153,000 11% adj. 1 Sell company for $10,000,000. Buy another $65,000 Porsche. The Fickle Finger of Fate. Go back to where you came from. 0 Major Bank Failure! $ $ Decrement Economic Indicators line by thirty percent. Bonds tumble by 20%; housing prices by 5%. Re-valuate your portfolio. Bank cuts your line of credit by $2000. Have a good cry. ECONOMIC INDICATORS PEORIA Figure 1-1: The Big Bux game board 7 8 Chapter 1 ■ Another Pleasant Valley Saturday Playing Big Bux At one corner of the Big Bux board is the legend Move In, as that’s how people start life in California—no one is actually born there.
As the game progresses, you buy, sell, or launch your assets, and the contents of your storage locations change. Computer programs are like that too: there are places where you store things (’’things’’ here being pure data, rather than physical tokens); and as the computer program executes, the data stored in those places will change. Computer programs are not games, of course—at least, not in the sense that a board game is a game. Most of the time, a given program is running all by itself. There is only one ‘‘player’’ and not two or more.