Visible to Intel only — GUID: GUID-B330AD3D-C031-4518-8434-DCD4CD39611D
Visible to Intel only — GUID: GUID-B330AD3D-C031-4518-8434-DCD4CD39611D
qopt-prefetch-issue-excl-hint, Qopt-prefetch-issue-excl-hint
Supports the prefetchW instruction in Intel® microarchitecture code name Broadwell and later. This feature is only available for ifort.
Syntax
Linux: |
-qopt-prefetch-issue-excl-hint |
Windows: |
/Qopt-prefetch-issue-excl-hint |
Arguments
None
Default
OFF |
The compiler does not support the PREFETCHW instruction for this microarchitecture. |
Description
This option supports the PREFETCHW instruction in Intel® microarchitecture code name Broadwell and later.
When you specify this option, you must also specify option [q or Q]opt-prefetch.
The prefetch instruction is merely a hint and does not affect program behavior. If executed, this instruction moves data closer to the processor and invalidates any other cached copy in anticipation of the line being written to in the future.
IDE Equivalent
Alternate Options
None