Dear Joakim Tjernlund,
In message
<of4dcfbd28.58e81a84-onc12577ba.0047150b-c12577ba.0047d...@transmode.se> you
wrote:
>
> > What happens when one uses this patch in combination with a "standard"
> > (i. e. older, unpatched) GCC?
>
> Nothing, gcc will produce -fPIC relocs and the code will/should just work.
OK, so your change means effectively a no-op (except for the moderate
size increase in start.S) to most of us?
You mentioned -fpic was smaller and faster; do you have any numbers
for that (especailly for the faster part) ?
> _GLOBAL_OFFSET_TABLE_ is a predefined symbol that the linker defines to
> be in the middle of the -fpic GOT table. It marks the end of the GOT table
> as far as we are concerned(u-boot does not generate so many relocs that
> the
> linker needs to use the space above _GLOBAL_OFFSET_TABLE_)
>
> There is no predefined symbol that marks the start of fpic relocs so
> one is added(_GOT_TABLE_) by me to the linker script.
OK - can you please include these explanations into the commit
message? Thanks.
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
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