Re: [gentoo-user] -march=? for this cpu

2013-04-12 Thread Stroller
On 11 April 2013, at 14:11, Nilesh Govindrajan wrote: > ...Also it is a gcc/qemu bug that the CPU is detected as pentium m. As > someone posted earlier, gcc 4.4 gives core2. > But actually, even that's wrong. I changed the flag and ended up getting > illegal instruction for many. This seems to

Re: [gentoo-user] -march=? for this cpu

2013-04-09 Thread James Cloos
> "NG" == Nilesh Govindrajan writes: NG> I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm NG> /proc/cpuinfo = true). NG> model name : QEMU Virtual CPU version 1.0 march=native does not work on a QEMU virtual. In the past I had success doing this on such VMs: gcc

Re: [gentoo-user] -march=? for this cpu

2013-04-09 Thread Michael Hampicke
Am 09.04.2013 14:53, schrieb Nilesh Govindrajan: > On Tuesday 09 April 2013 12:31:44 PM IST, Pandu Poluan wrote: >> >> On Apr 9, 2013 1:16 PM, "Michael Hampicke" > > wrote: >> > >> > Am 09.04.2013 05:50, schrieb Nilesh Govindrajan: >> > > I have two Gentoo VMs at Hetzne

Re: [gentoo-user] -march=? for this cpu

2013-04-09 Thread Nilesh Govindrajan
On Tuesday 09 April 2013 12:31:44 PM IST, Pandu Poluan wrote: On Apr 9, 2013 1:16 PM, "Michael Hampicke" mailto:gentoo-u...@hadt.biz>> wrote: > > Am 09.04.2013 05:50, schrieb Nilesh Govindrajan: > > I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm > > /proc/cpuinfo = true).

Re: [gentoo-user] -march=? for this cpu

2013-04-09 Thread Pandu Poluan
On Apr 9, 2013 1:16 PM, "Michael Hampicke" wrote: > > Am 09.04.2013 05:50, schrieb Nilesh Govindrajan: > > I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm > > /proc/cpuinfo = true). > > > > But something funny, gcc -march=native -mtune=native -v -E - 2>&1 > > > > > Using bui

Re: [gentoo-user] -march=? for this cpu

2013-04-08 Thread Michael Hampicke
Am 09.04.2013 05:50, schrieb Nilesh Govindrajan: > I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm > /proc/cpuinfo = true). > > But something funny, gcc -march=native -mtune=native -v -E - 2>&1 > > Using built-in specs. > COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/4.6.3/g

Re: [gentoo-user] -march=? for this cpu

2013-04-08 Thread Walter Dnes
On Tue, Apr 09, 2013 at 09:20:00AM +0530, Nilesh Govindrajan wrote > I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm > /proc/cpuinfo = true). Is "Hetzner" a remote hosting service? If so, ignore what I say below, and ask them if their VMs support 64 bits. The part below

[gentoo-user] -march=? for this cpu

2013-04-08 Thread Nilesh Govindrajan
I have two Gentoo VMs at Hetzner and the CPU supports 64 bit (grep lm /proc/cpuinfo = true). But something funny, gcc -march=native -mtune=native -v -E - 2>&1 Using built-in specs. COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/4.6.3/gcc COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/