[OpenRISC] [PATCH v3 12/13] build-many-glibcs.py: add OpenRISC support

Stafford Horne
2021-12-23T07:15:42Z

On Wed, Dec 22, 2021 at 06:04:07PM -0300, Adhemerval Zanella wrote:
>
>
> On 10/12/2021 20:34, Stafford Horne via Libc-alpha wrote:
> > ---
> > scripts/build-many-glibcs.py | 5 +++++
> > 1 file changed, 5 insertions(+)
> >
> > diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py
> > index 6ae2172956..47b2cabc9c 100755
> > --- a/scripts/build-many-glibcs.py
> > +++ b/scripts/build-many-glibcs.py
> > @@ -334,6 +334,10 @@ class Context(object):
> > 'ccopts': '-mabi=64'}])
> > self.add_config(arch='nios2',
> > os_name='linux-gnu')
> > + self.add_config(arch='or1k',
> > + os_name='linux-gnu',
> > + variant='soft',
> > + gcc_cfg=['--with-multilib-list=mcmov'])
>
> Why is this option required?

The default is to build with multilib-list mcmov,msoft-mul,msoft-div. Which
would generate 3 toolchains.
To make the build faster I reduced it to the mcmov (support conditional move
instructions).

I could change to run with --disable-multilib, but enabling cmov is usually
always wanted.

> > self.add_config(arch='powerpc',
> > os_name='linux-gnu',
> > gcc_cfg=['--disable-multilib', '--enable-secureplt'],
> > @@ -1270,6 +1274,7 @@ def install_linux_headers(policy, cmdlist):
> > 'microblaze': 'microblaze',
> > 'mips': 'mips',
> > 'nios2': 'nios2',
> > + 'or1k': 'openrisc',
> > 'powerpc': 'powerpc',
> > 's390': 's390',
> > 'riscv32': 'riscv',