From: "Christian Eggers" <ceggers@arri.de>
To: <openembedded-core@lists.openembedded.org>
Cc: Khem Raj <raj.khem@gmail.com>, Christopher Larson <kergoth@gmail.com>
Subject: Re: [OE-core] [SDK] How to use the gold linker
Date: Fri, 18 Dec 2020 12:30:17 +0100 [thread overview]
Message-ID: <1664221.2vONSAOZnb@n95hx1g2> (raw)
In-Reply-To: <074c7da4-c8d0-680d-d33d-476dcc51c5b7@gmail.com>
Hi Khem, hi Christopher,
On Tuesday, 15 December 2020, 18:15:52 CET, Khem Raj wrote:
>
> On 12/15/20 8:50 AM, Christopher Larson wrote:
> > This can be fixed via two changes, first removing real-ld, then adding
> > the missing links to fix -fuse-ld=. I have this in one of my
> > not-yet-submitted bbappends:
> >
> > # Remove real-ld, as it prevents checking for ld or gold in the
> > search path
> > rm -f ${dest}real-ld$suffix
> > # Then add links to fix builds with -fuse-ld=
> > ln -sf ${BINRELPATH}/${TARGET_PREFIX}ld.gold$suffix
> > ${dest}ld.gold$suffix
> > ln -sf ${BINRELPATH}/${TARGET_PREFIX}ld.bfd$suffix ${dest}ld.bfd$suffix
> >
>
> right this looks ok. Can you submit this for upstreaming please
while this change works "fine for me" (I can now use ld.gold which is about
3 times faster for my project), there are side effects:
> ${CC} -fuse-ld=bfd -print-prog-name=ld
/opt/poky-tiny/3.1.4/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/9.3.0/ld.bfd
> ${CC} -fuse-ld=bfd -o test test.c
works fine
> ${CC} -fuse-ld=gold -print-prog-name=ld
/opt/poky-tiny/3.1.4/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/9.3.0/ld.gold
> ${CC} -fuse-ld=gold -o test test.c
also works fine
> ${CC} print-prog-name=ld
/opt/poky-tiny/3.1.4/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/9.3.0/ld
> ${CC} -o test test.c
collect2: fatal error: cannot find ‘ld’
compilation terminated.
> ls -l /opt/poky-tiny/3.1.4/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/9.3.0/ld
/opt/poky-tiny/3.1.4/sysroots/x86_64-pokysdk-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/9.3.0/ld -> ../../../../../bin/arm-poky-linux-gnueabi/arm-poky-linux-gnueabi-ld
regards
Christian
________________________________
[http://assets.arri.com/media/sign/2020-04-03-E-mail-signature-Stellar2_V1.jpg] <https://microsites.arri.com/stellar/>
Get all the latest information from www.arri.com<https://www.arri.com/>, Facebook<https://www.facebook.com/TeamARRI>, Twitter<https://twitter.com/ARRIChannel>, Instagram<https://instagram.com/arri> and YouTube<https://www.youtube.com/user/ARRIChannel>.
Arnold & Richter Cine Technik GmbH & Co. Betriebs KG
Sitz: München - Registergericht: Amtsgericht München - Handelsregisternummer: HRA 57918
Persönlich haftender Gesellschafter: Arnold & Richter Cine Technik GmbH
Sitz: München - Registergericht: Amtsgericht München - Handelsregisternummer: HRB 54477
Geschäftsführer: Dr. Michael Neuhäuser; Stephan Schenk; Walter Trauninger; Markus Zeiler
next prev parent reply other threads:[~2020-12-18 11:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-14 11:14 [SDK] How to use the gold linker Christian Eggers
2020-12-14 22:09 ` [OE-core] " Khem Raj
[not found] ` <CABcZAN=QdWzV=LObrdHMWfcDx_1VV3Ce-i_nYL3H7WYUcCtSSA@mail.gmail.com>
2020-12-15 17:15 ` Khem Raj
2020-12-18 11:30 ` Christian Eggers [this message]
2020-12-18 16:32 ` Khem Raj
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1664221.2vONSAOZnb@n95hx1g2 \
--to=ceggers@arri.de \
--cc=kergoth@gmail.com \
--cc=openembedded-core@lists.openembedded.org \
--cc=raj.khem@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox