Re: [SPARC] Implement workaround for new FPU erratum on LEON3

2014-05-14 Thread Eric Botcazou
> 2014-03-20 Eric Botcazou > > * config/sparc/sparc.c (sparc_do_work_around_errata): Implement work > around for store forwarding issue in the FPU on the UT699. > * config/sparc/sparc.md (in_branch_delay): Return false for single FP > loads and operations if -mfix-ut699

[SPARC] Implement workaround for new FPU erratum on LEON3

2014-03-20 Thread Eric Botcazou
This implements a workaround for the recently-disclosed FPU erratum on LEON3. Tested on SPARC/Solaris, applied on the mainline and 4.8 branch. 2014-03-20 Eric Botcazou * config/sparc/sparc.c (sparc_do_work_around_errata): Implement work around for store forwarding issue in th