Direct vs Indirect Branching

最新推荐文章于 2024-02-21 18:29:52 发布

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最新推荐文章于 2024-02-21 18:29:52 发布 · 1.1k 阅读

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(mostly by Bard, with double-checks on prompted output)

Feature	Direct Branch	Indirect Branch
Target address	Specified directly in the instruction	Stored indirectly in a register or memory location
Execution speed	Faster	Slower
Flexibility	Limited	More flexible
Examples	if-then-else, function calls	switch statements, jump tables

Direct Branch:

Target address specified directly in the instruction. This can be done as an absolute address, a relative offset from the current instruction address, or an index into a branch table.
Faster to execute: The target address is readily available, requiring only a singl