Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Instruction decoding in the Intel 8087 floating-point chip
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In the 1980s, if you wanted your IBM PC to run faster, you could buy the Intel 8087 floating-point coprocessor chip. With this chip, CAD so...
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Notes on the Intel 8086 processor's arithmetic-logic unit
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In 1978, Intel introduced the 8086 processor, a revolutionary chip that led to the modern x86 architecture. Unlike modern 64-bit processors,...
7 comments:
Conditions in the Intel 8087 floating-point chip's microcode
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In the 1980s, if you wanted your computer to do floating-point calculations faster, you could buy the Intel 8087 floating-point coprocessor ...
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