> > config ARCH_HWEIGHT_CFLAGS > > string > > - default "-fcall-saved-ecx -fcall-saved-edx" if X86_32 > > - default "-fcall-saved-rdi -fcall-saved-rsi -fcall-saved-rdx > > -fcall-saved-rcx -fcall-saved-r8 -fcall-saved-r9 -fcall-saved-r10 > > -fcall-saved-r11" if X86_64 > > + default "-fcall-saved-ecx -fcall-saved-edx" if X86_32 && !LTO > > + default "-fcall-saved-rdi -fcall-saved-rsi -fcall-saved-rdx > > -fcall-saved-rcx -fcall-saved-r8 -fcall-saved-r9 -fcall-saved-r10 > > -fcall-saved-r11" if X86_64 && !LTO > > + default "" if LTO > > > > Seems heavy handed. How about using __attribute__((optimize(...))) instead?
Doesn't work for this. In fact according to the gcc developers that attribute is mostly broken. -Andi -- a...@linux.intel.com -- Speaking for myself only. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/