Problem
Study the Intel i486 instruction set and the CPU architecture. and answer the following questions:
(a) What are the instruction formats an-cl data formats?
(b) What are the addressing modes?
(c) What are the instruction categories? Describe one example instruction in cocategory.
(d) What are the HLL support instructions and assembly directives?
(e) What are the intenupt. testing. and debug features?
(f) Explain the difference between real and virtual mode execution.
(g) Explain how to disable paging in the i486 and what kind of application may benefit from this option. (h) Explain how to disable segmentation in the i486 and what kind of application may use this option.
(i) What kind of protection mechanisms are built into d1ei486?
(J) Search for information on the Pentium and explain the impovements made. compared with the i486.