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RemoveRedSky (talk | contribs) Reverting edit(s) by 98.128.228.59 (talk) to rev. 1249901246 by There is a T101 in your kitchen: Incorrect revert or other feedback? (RW 16.1) |
→Indirect threading: Since `ip = &thread`, `*ip = &i_pushA` and `*ip + 1 = &i_pushB`. `**ip = &push` and `**ip + 1 = &A` |
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&add
push:
*sp++ = *(**ip + 1) // look 1 past start of indirect block for operand address
jump *(*++ip) // advance ip in thread, jump through next indirect block to next subroutine
add:
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== External links ==
* Anton Ertl's explanatory page [http://www.complang.tuwien.ac.at/forth/threaded-code.html What is Threaded Code?] describes different threading techniques and provides further references.
* [
* [http://www.forth.com/starting-forth/ Starting FORTH] online version of the book Starting FORTH by [http://home.earthlink.net/~lbrodie/ Leo Brodie] {{Webarchive|url=https://web.archive.org/web/20051113041339/http://home.earthlink.net/~lbrodie/ |date=2005-11-13 }} published in 1981.
* Brad Rodriguez's [http://www.bradrodriguez.com/papers/moving1.htm Moving FORTH: Part 1: Design Decisions in the Forth Kernel] covers threading techniques in depth.
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