On Mon, Jun 23, 2014 at 6:29 PM, H.J. Lu <hjl.to...@gmail.com> wrote:
>>>> > --- gcc/config/i386/driver-i386.c.jj 2014-05-14 14:45:54.000000000 >>>> > +0200 >>>> > +++ gcc/config/i386/driver-i386.c 2014-06-20 18:59:57.805006358 >>>> > +0200 >>>> > @@ -745,6 +745,11 @@ const char *host_detect_local_cpu (int a >>>> > /* Assume Core 2. */ >>>> > cpu = "core2"; >>>> > } >>>> > + else if (has_longmode) >>>> > + /* Perhaps some emulator? Assume x86-64, otherwise gcc >>>> > + -march=native would be unusable for 64-bit >>>> > compilations, >>>> > + as all the CPUs below are 32-bit only. */ >>>> > + cpu = "x86-64"; >>>> > else if (has_sse3) >>>> > /* It is Core Duo. */ >>>> > cpu = "pentium-m"; >>>> > >>>> > Jakub >>>> >>>> host_detect_local_cpu guesses the cpu based on the real processors. >>>> It doesn't work with emulators due to some conflicts. This isn't the >>>> only only place which has the same issue. I prefer something like >>>> this. >>> >>> I'm fine with your patch too. Let's wait what Uros (or other i?86 >>> maintainers) pick up. >> >> This looks OK to me. >> >> Thanks, >> Uros. > > This is what I checked in. This version was NOT approved. Please revert it ASAP and proceed with approved version. Uros.
