Two instructions provided by the 68K CISC processors are LEA (load effective address) and PEA (push an

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Two instructions provided by the 68K CISC processors are LEA (load effective address) and PEA (push an effective address on the stack). What do these instructions do, and how are they used in practice?

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Computer Organization And Architecture Themes And Variations

ISBN: 9781111987046

1st Edition

Authors: Alan Clements

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Question Posted: Jan 22, 2024 08:02 AM

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Two instructions provided by the 68K CISC processors are LEA (load effective address) and PEA (push an

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These are two powerful operations The LEA lets you calculate an address for later use This might seem pointless to those who program ARM processors Ho...View the full answer

Computer Organization And Architecture Themes And Variations

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