Option |
Description |
---|---|
-openmp |
Enables the parallelizer to generate multi-threaded code based on the
OpenMP* directives. |
-openmp_report{0|1|2} |
Controls the OpenMP* parallelizer's diagnostic levels 0, 1, or 2: |
-unroll[n]
|
Set maximum number (n) of times to unroll loops. Omit n to use default heuristics. Use n =0 to disable loop unrolling. For Itanium(TM)-based applications, -unroll[0] used only for compatibility. |
IA-32 Applications Only |
|
-prefetch[-] |
Enables or disables prefetch insertion (requires -O3). Reduces wait time; optimum use is determined empirically. |