Optimizing for Specific Processors: Options

Windows*

Linux*

Description

-QxP

-xP

Intel® processors code-named "Prescott". When the main program is compiled with this option, it will detect non-compatible processors and generate an error message during execution.

-QxB

-xB

Intel Pentium® M and compatible Intel processors. When the main program is compiled with this option, it will detect non-compatible processors and generate an error message during execution.

-QxN

-xN

Intel Pentium 4 and compatible Intel processors. When the main program is compiled with this option, it will detect non-compatible processors and generate an error message during execution.

-QxW

-xW

Intel Pentium 4 and compatible Intel processors.

-QxK

-xK

Intel Pentium III and compatible Intel processors.

Note: To execute the program on x86 processors not provided by Intel Corporation, do not specify the -Qx{M|i|K|W|B|P} option. If you execute a program using option -QxN, -QxB or -QxP on an unsupported processor, the compiler
will display a fatal run-time error. For more information, see your user's guide.

Compiler Option Quick Reference

Example

prompt>icl -QxB myprog.cpp