linaro-toolchain-dev team mailing list archive

[Michael Hope <michael.hope@xxxxxxxxxx>]

On 3 September 2012 23:05, Matthew Gretton-Dann
<matthew.gretton-dann@xxxxxxxxxx> wrote:
> Assaf,
>
> Just to let you know that linaro-toolchain-dev@xxxxxxxxxxxxxxxxxxx is
> a closed list, a better place for this question is
> linaro-toolchain@xxxxxxxxxxxxxxxx.
>
> On 3 September 2012 11:41, Assaf Hoffman <hoffman@xxxxxxxxxxx> wrote:
>> Hi,
>>
>> Where can I find Linaro toolchain manuals?
>
> The manuals are distributed as *.info files, as per FSF GCC.  These
> are found in .../share/info/ under wherever you installed your
> toolchain.
>
> One way to view these is to run info as follows:
>
> info -f .../share/info/gcc.info

We also supply PDF versions as part of the Linaro Toolchain Binaries:
 https://launchpad.net/linaro-toolchain-binaries

Check under share/doc/gcc-linaro-arm-linux-gnueabihf/pdf.

>> I’m looking for Linaro supported optimization flag list.
>>
>> Is it a super set of FSF GCC?
>
> Linaro GCC 4.X supports all the options of FSF GCC 4.X, it may also
> support options that were added in later versions of FSF GCC if the
> appropriate functionality has been backported.  The info files will
> document these new options.
>
> Unfortunately, I do not have an easy to read list of these options (if
> indeed there are any), so I can't provide you with any further
> pointers at the moment.

We don't carry a list, but you can check by comparing the FSF release
branch with ours.  At the moment only '-ftree-partial-pre' is new.  It
came as a backport of Kaxim's work and is automatically turned on at
-O3.

-- Michael