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17.51 PRFM (literal)

Prefetch memory (PC-relative offset).

Syntax

PRFM prfop, label

Where:

prfop

Is the prefetch operation, and contains the following fields without spaces between them:

type target policy

type

Can be one of:

Table 17-12 PRFM (literal) type options

optionmeaning
PLDprefetch for load
PSTprefetch for store
target

Can be one of:

Table 17-13 PRFM (literal) target options

optionmeaning
L1Level 1 cache
L2Level 2 cache
L3Level 3 cache
policy

Can be one of:

Table 17-14 PRFM (literal) policy options

optionmeaning
KEEPkeep in cache
STRMStreaming data

For example, PLDL1KEEP.

label

Is the program label from which the data is to be loaded. Its offset from the address of this instruction, in the range ±1MB.