tune

Determines the version of the architecture for which the compiler generates instructions.

IDE Equivalent

None

Architectures

IA-32, IntelŪ EM64T

Syntax

Linux: -tune keyword
Windows:  /tune:keyword

Arguments

keyword     Specifies the processor type. Possible values are:
  pn1 Optimizes for the IntelŪ PentiumŪ processor.
  pn2 Optimizes for the IntelŪ PentiumŪ Pro, IntelŪ PentiumŪ II, and IntelŪ PentiumŪ III processors.

 

 pn3 Optimizes for the IntelŪ PentiumŪ Pro, IntelŪ PentiumŪ II, and IntelŪ PentiumŪ III processors. This is the same as specifying pn2.

 

 pn4 Optimizes for the IntelŪ PentiumŪ 4 processor.

Default

pn4 The compiler optimizes for the IntelŪ PentiumŪ 4 processor.

Description

This option determines the version of the architecture for which the compiler generates instructions.

On IntelŪ EM64T systems, only keyword pn4 is valid.

Alternate Options

None