hi guys im building all software and library with this flags on my cyrus+ > mcpu=e5500 -mno-altivec -mtune=e5500 and can say im facing little increasing of performance here. been build : mesa 11.3 dev with llvm 38 lib sdl2 qemu host ubuntu mate 16.04 tested qemu-system-i386 with sdl2 Aros guest and i increase performances on the guest software.
on 5020 under debian 8.x im facing a strange issue i need math emulation as on in kernel or llightdm wont start. luigi Inviato da iPad Inviato da iPad > Il giorno 01 apr 2016, alle ore 01:00, Hiroyuki Yamamoto <yama1...@gmail.com> > ha scritto: > > Hi, > > wbon...@theitmakers.com wrote: >> The current target is e5500, which means i rebuild packages with the >> following additionnal flags : -mcpu=e5500 -mno-altivec -mtune=e5500 >> >> Is there some more generic flags i could use ? > > According to binutils, opcodes of e5500 is added to ones of Book E, and so on > to POWER4. > Opcodes of Book E may not be able to be understood by except for Freescale > CPUs. >
