* -fpic vs fPIC
@ 2006-06-12 1:31 Hiroki Kaminaga
2006-06-12 2:24 ` Brian Dessent
0 siblings, 1 reply; 4+ messages in thread
From: Hiroki Kaminaga @ 2006-06-12 1:31 UTC (permalink / raw)
To: gcc-help
Hi,
What is the difference of -fpic and -fPIC?
Is there any info doc?
Thanks in Advance.
(Hiroki Kaminaga)
--
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: -fpic vs fPIC
2006-06-12 1:31 -fpic vs fPIC Hiroki Kaminaga
@ 2006-06-12 2:24 ` Brian Dessent
2006-06-12 3:30 ` Hiroki Kaminaga
0 siblings, 1 reply; 4+ messages in thread
From: Brian Dessent @ 2006-06-12 2:24 UTC (permalink / raw)
To: gcc-help
Hiroki Kaminaga wrote:
> What is the difference of -fpic and -fPIC?
> Is there any info doc?
http://gcc.gnu.org/onlinedocs/gcc-4.1.1/gcc/Code-Gen-Options.html#index-fpic-1614
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: -fpic vs fPIC
2006-06-12 2:24 ` Brian Dessent
@ 2006-06-12 3:30 ` Hiroki Kaminaga
2006-06-12 3:40 ` Brian Dessent
0 siblings, 1 reply; 4+ messages in thread
From: Hiroki Kaminaga @ 2006-06-12 3:30 UTC (permalink / raw)
To: gcc-help, brian; +Cc: kaminaga
> Hiroki Kaminaga wrote:
>
> > What is the difference of -fpic and -fPIC?
> > Is there any info doc?
>
> http://gcc.gnu.org/onlinedocs/gcc-4.1.1/gcc/Code-Gen-Options.html#index-fpic-1614
Thank you very much.
On ppc32/linux target, -fpic and -fPIC is available, and from the
above info, I assume -fpic is better for performance, and if library
GOT size exceeds 32k, -fPIC is the only chice.
(Hiroki Kaminaga)
--
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: -fpic vs fPIC
2006-06-12 3:30 ` Hiroki Kaminaga
@ 2006-06-12 3:40 ` Brian Dessent
0 siblings, 0 replies; 4+ messages in thread
From: Brian Dessent @ 2006-06-12 3:40 UTC (permalink / raw)
To: gcc-help
Hiroki Kaminaga wrote:
> Thank you very much.
>
> On ppc32/linux target, -fpic and -fPIC is available, and from the
> above info, I assume -fpic is better for performance, and if library
> GOT size exceeds 32k, -fPIC is the only chice.
You might also want to read
<http://people.redhat.com/drepper/dsohowto.pdf>, particularly page 14.
Brian
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2006-06-12 1:31 -fpic vs fPIC Hiroki Kaminaga
2006-06-12 2:24 ` Brian Dessent
2006-06-12 3:30 ` Hiroki Kaminaga
2006-06-12 3:40 ` Brian Dessent
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