Re: RS6000/PowerPC -mpaired

2016-01-06 Thread Segher Boessenkool
On Tue, Jan 05, 2016 at 05:43:47PM +, Alan Lawrence wrote: > Can anyone give me any pointers on how to use the -mpaired option ("PowerPC > 750CL paired-single instructions") ? Configure your compiler with --target=powerpc-elf-paired, maybe add --with-cpu=750 ? > I'm trying to get it to use t

RS6000/PowerPC -mpaired

2016-01-05 Thread Alan Lawrence
Can anyone give me any pointers on how to use the -mpaired option ("PowerPC 750CL paired-single instructions") ? I'm trying to get it to use the reduc_s{min,max,plus}_v2sf patterns in gcc/config/rs6000/paired.md, so far I haven't managed to find a configuration that supports loading a vector of