opt-prefetch-initial-values, Qopt-prefetch-initial-values

Enables or disables prefetches that are issued before a loop is entered.

IDE Equivalent

None

Architectures

IA-64 architecture

Syntax

Linux:

-opt-prefetch-initial-values

-no-opt-prefetch-initial-values

Mac OS X:

None

Windows:

/Qopt-prefetch-initial-values

/Qopt-prefetch-initial-values-

Arguments

None

Default

-opt-prefetch-initial-values
or/Qopt-prefetch-initial-values

Prefetches are issued before a loop is entered.

Description

This option enables or disables prefetches that are issued before a loop is entered. These prefetches target the initial iterations of the loop.

When -O1 or higher is specified on IA-64 architecture, prefetches are issued before a loop is entered. To disable these prefetches, specify -no-opt-prefetch-initial-values (Linux) or /Qopt-prefetch-initial-values- (Windows).

Alternate Options

None