On Wed, 2020-01-22 at 10:14 +0200, Claudiu Zissulescu wrote:
> ARC processors can work with a reduced register set (i.e. registers
> r4-r9 and r16-r25 are not available). This option can be enabled
> passing -mrf16 option to the compiler, or by using -mcpu=em_mini CPU
> configuration. Using RF16 config requires all the hand-made assembly
> files used in libgcc to have the corresponding RF16 object attribute
> set.
>
> This patch qualifies the relevant hand-made assembly files to
> RF16 config, and also adds generic c-functions for the one which are
> not.
>
> libgcc/
> xxxx-xx-xx Claudiu Zissulescu <claz...@synopsys.com>
>
> * config/arc/crti.S: Add RF16 object attribute.
> * config/arc/crtn.S: Likewise.
> * config/arc/crttls.S: Likewise.
> * config/arc/lib1funcs.S: Likewise.
> * config/arc/fp-hack.h (ARC_OPTFPE): Define.
> * config/arc/lib2funcs.c: New file.
> * config/arc/t-arc: Add lib2funcs to LIB2ADD.
OK
jeff
>
