TIL that x86 has a floating point NOP called FNOP
TIL that x86 has a floating point NOP called FNOP
stackoverflow.com What's the difference between the x86 NOP and FNOP instructions?
I was reading the Intel instruction manual and noticed there is a 'NOP' instruction that does nothing on the main CPU, and a 'FNOP' instruction that does nothing on the FPU. Why are there two separ...
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x86 has so many instructions, people aren't even sure about the total count. It's estimated to be in the low thousands.
Wow is that THE Raymond Chen that answered? His blog is legendary: https://devblogs.microsoft.com/oldnewthing/
I am excited for RISC-V
Risc-V is so nice and simple...
Until you realize that there are tons of "optional" extensions that make each CPU totally different
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