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Misaligned load and store instruction #28

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kasanovic opened this issue Apr 12, 2022 · 2 comments
Closed

Misaligned load and store instruction #28

kasanovic opened this issue Apr 12, 2022 · 2 comments

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@kasanovic
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Zicclsm Misaligned loads and stores are supported (i.e., no visible trap) to main memory regions with cacheability and coherence

@allenjbaum
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Just to be clear: this is regardless of cache line or page boundary crossing? (obviously crossing protectin boundaries may trap if the access crosses into a protected region - which is a spearate option: do sotres perform the first part before trapping?

@kasanovic
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Yes, regardless of any crossings.
The existing ISA spec describes the possible behaviors of an execution environment around misaligned traps.

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