Optimize performance for the host platform (32–bits).
Expands to —m32 —xarch=native —xchip=native —xcache=native
Obsolete. Use —xtarget=native —m64 instead.
Get the best performance for most 32–bit platforms.
This is the default and expands to: -m32 -xarch=generic -xchip=generic -xcache=generic
Obsolete. Use -xtarget=generic -m64 instead.
Get the best performance for the specified platform listed below.