Question about -fcrossjumping

[Masami Hiramatsu]

Masami Hiramatsu wrote:
> Hi,
> 
> I'd like to ask a question about cross jumping optimization.
> 
> Would the cross jumping generate some jumps which jump to other
> functions? or, jumps which jump into the same function?

I mean I'd like to know whether the -fcrossjumping option optimizes
inside of each function, or it effects outside functions.

Could someone tell me it, or point somewhere I should look?

Thank you,

-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhiramat@redhat.com