4.11 Miscellaneous Instructions

Alpha provides the miscellaneous instructions shown in Table 4–17.

Table 4–17: Miscellaneous Instructions Summary

Mnemonic

Operation

 

 

AMASK

Architecture Mask

CALL_PAL

Call Privileged Architecture Library Routine

ECB

Evict Cache Block

EXCB

Exception Barrier

FETCH

Prefetch Data

FETCH_M

Prefetch Data, Modify Intent

IMPLVER

Implementation Version

MB

Memory Barrier

RPCC

Read Processor Cycle Counter

TRAPB

Trap Barrier

WH64

Write Hint — 64 Bytes

WMB

Write Memory Barrier

 

 

4–132Alpha Architecture Handbook

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Compaq ECQD2KCTE manual Miscellaneous Instructions Summary Mnemonic Operation