add RISC-V support to BLIS 0.9.0

[bedroge]

RISC-V support has been added on the master branch of BLIS, this PR backports it to version 0.9.0. As it's not part of the official release, I've added an if statement that only applies the patch on RISC-V hosts.

[bedroge]

@boegelbot please test @ jsc-zen3

[boegelbot]

@bedroge: Request for testing this PR well received on jsczen3l1.int.jsc-zen3.fz-juelich.de

PR test command 'if [[ develop != 'develop' ]]; then EB_BRANCH=develop ./easybuild_develop.sh 2> /dev/null 1>&2; EB_PREFIX=/home/boegelbot/easybuild/develop source init_env_easybuild_develop.sh; fi; EB_PR=20468 EB_ARGS= EB_CONTAINER= EB_REPO=easybuild-easyconfigs EB_BRANCH=develop /opt/software/slurm/bin/sbatch --job-name test_PR_20468 --ntasks=8 ~/boegelbot/eb_from_pr_upload_jsc-zen3.sh' executed!

• exit code: 0
• output:

Submitted batch job 4064

Test results coming soon (I hope)...

- notification for comment with ID 2092993267 processed

Message to humans: this is just bookkeeping information for me,
it is of no use to you (unless you think I have a bug, which I don't).

[boegelbot]

Test report by @boegelbot
SUCCESS
Build succeeded for 1 out of 1 (1 easyconfigs in total)
jsczen3c2.int.jsc-zen3.fz-juelich.de - Linux Rocky Linux 9.3, x86_64, AMD EPYC-Milan Processor (zen3), Python 3.9.18
See https://gist.github.com/boegelbot/999f33c988cd3d34a11437181ac5809a for a full test report.

[SebastianAchilles]

Test report by @SebastianAchilles
SUCCESS
Build succeeded for 1 out of 1 (1 easyconfigs in total)
arriesgado-3 - Linux Ubuntu 22.04, RISC-V-64, UNKNOWN (u74mc), Python 3.10.12
See https://gist.github.com/SebastianAchilles/246763ce0be617259085ad60699c669b for a full test report.

[boegel]

lgtm

[boegel]

@boegelbot please test @ generoso

[boegel]

Test report by @boegel
SUCCESS
Build succeeded for 1 out of 1 (1 easyconfigs in total)
node3147.skitty.os - Linux RHEL 8.8, x86_64, Intel(R) Xeon(R) Gold 6140 CPU @ 2.30GHz, Python 3.6.8
See https://gist.github.com/boegel/36dd8a0dcda78e9f8b6efeea6b69da7b for a full test report.

[boegelbot]

@boegel: Request for testing this PR well received on login1

PR test command 'EB_PR=20468 EB_ARGS= EB_CONTAINER= EB_REPO=easybuild-easyconfigs /opt/software/slurm/bin/sbatch --job-name test_PR_20468 --ntasks=4 ~/boegelbot/eb_from_pr_upload_generoso.sh' executed!

• exit code: 0
• output:

Submitted batch job 13401

Test results coming soon (I hope)...

- notification for comment with ID 2093176374 processed

Message to humans: this is just bookkeeping information for me,
it is of no use to you (unless you think I have a bug, which I don't).

[boegelbot]

Test report by @boegelbot
SUCCESS
Build succeeded for 1 out of 1 (1 easyconfigs in total)
cns1 - Linux Rocky Linux 8.9, x86_64, Intel(R) Xeon(R) CPU E5-2667 v3 @ 3.20GHz (haswell), Python 3.6.8
See https://gist.github.com/boegelbot/fc1b45288297c9cfbbe5f62612834b6b for a full test report.

[boegel]

Going in, thanks @bedroge!

[bedroge]

Test report by @bedroge
SUCCESS
Build succeeded for 1 out of 1 (1 easyconfigs in total)
starfive - Linux Debian GNU/Linux 2.15, RISC-V-64, UNKNOWN, Python 3.10.9
See https://gist.github.com/bedroge/93ffd0ac839b9eede422a86288982bfb for a full test report.