From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: Ping#2: [PATCH] x86emul: keep compiler from using {x, y, z}mm registers itself Date: Wed, 22 Nov 2017 16:09:16 +0000 Message-ID: <59a5d7d9-f183-9fc8-e893-284fdb3041c9@linaro.org> References: <59E4C2F80200007800186B29@prv-mh.provo.novell.com> <5A005CA4020000780018C87D@prv-mh.provo.novell.com> <5A14379A0200007800190877@prv-mh.provo.novell.com> <0419f167-890e-f4d0-2586-3a63dd33bc20@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eHXaS-0000Lg-SW for xen-devel@lists.xenproject.org; Wed, 22 Nov 2017 16:09:20 +0000 Received: by mail-wr0-f177.google.com with SMTP id z14so14987350wrb.8 for ; Wed, 22 Nov 2017 08:09:19 -0800 (PST) In-Reply-To: <0419f167-890e-f4d0-2586-3a63dd33bc20@citrix.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Andrew Cooper , Jan Beulich Cc: George Dunlap , xen-devel , Julien Grall , George Dunlap List-Id: xen-devel@lists.xenproject.org SGksCgpPbiAxMS8yMS8yMDE3IDAxOjI5IFBNLCBBbmRyZXcgQ29vcGVyIHdyb3RlOgo+IE9uIDIx LzExLzE3IDEzOjI2LCBKYW4gQmV1bGljaCB3cm90ZToKPj4+Pj4gT24gMDYuMTEuMTcgYXQgMTY6 MDQsIDxnZW9yZ2UuZHVubGFwQGNpdHJpeC5jb20+IHdyb3RlOgo+Pj4gT24gMTEvMDYvMjAxNyAx MTo1OSBBTSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+Pj4gT24gMTYuMTAuMTcgYXQgMTQ6NDIs ICB3cm90ZToKPj4+Pj4+Pj4gT24gMTYuMTAuMTcgYXQgMTQ6MzcsIDxhbmRyZXcuY29vcGVyM0Bj aXRyaXguY29tPiB3cm90ZToKPj4+Pj4+IE9uIDE2LzEwLzE3IDEzOjMyLCBKYW4gQmV1bGljaCB3 cm90ZToKPj4+Pj4+PiBTaW5jZSB0aGUgZW11bGF0b3IgYWN0cyBvbiB0aGUgbGl2ZSBoYXJkd2Fy ZSByZWdpc3RlcnMsIHdlIG5lZWQgdG8KPj4+Pj4+PiBwcmV2ZW50IHRoZSBjb21waWxlciBmcm9t IHVzaW5nIHRoZW0gZS5nLiBmb3IgaW5saW5lZCBtZW1jcHkoKSAvCj4+Pj4+Pj4gbWVtc2V0KCkg KGFzIGdjYzcgZG9lcykuIFdlIGNhbid0LCBob3dldmVyLCBzZXQgdGhpcyBmcm9tIHRoZSBjb21t YW5kCj4+Pj4+Pj4gbGluZSwgYXMgb3RoZXJ3aXNlIHRoZSA2NC1iaXQgYnVpbGQgd291bGQgZmFj ZSBpc3N1ZXMgd2l0aCBmdW5jdGlvbnMKPj4+Pj4+PiByZXR1cm5pbmcgZmxvYXRpbmcgcG9pbnQg dmFsdWVzIGFuZCBiZWluZyBkZWNsYXJlZCBpbiBzdGFuZGFyZCBoZWFkZXJzLgo+Pj4+Pj4+Cj4+ Pj4+Pj4gQXMgdGhlIHByYWdtYSBpc24ndCBhdmFpbGFibGUgcHJpb3IgdG8gZ2NjNiwgd2UgbmVl ZCB0byBpbnZva2UgaXQKPj4+Pj4+PiBjb25kaXRpb25hbGx5LiBMdWNraWx5IHVwIHRvIGdjYzYg d2UgaGF2ZW4ndCBzZWVuIGdlbmVyYXRlZCBjb2RlIGFjY2Vzcwo+Pj4+Pj4+IFNJTUQgcmVnaXN0 ZXJzIGJleW9uZCB3aGF0IG91ciBhc20oKXMgZG8uCj4+Pj4+Pj4KPj4+Pj4+PiBSZXBvcnRlZC1i eTogR2VvcmdlIER1bmxhcCA8Z2VvcmdlLmR1bmxhcEBjaXRyaXguY29tPgo+Pj4+Pj4+IFNpZ25l ZC1vZmYtYnk6IEphbiBCZXVsaWNoIDxqYmV1bGljaEBzdXNlLmNvbT4KPj4+Pj4+PiAtLS0KPj4+ Pj4+PiBXaGlsZSB0aGlzIGRvZXNuJ3QgYWZmZWN0IGNvcmUgZnVuY3Rpb25hbGl0eSwgSSB0aGlu ayBpdCB3b3VsZCBzdGlsbCBiZQo+Pj4+Pj4+IG5pY2UgZm9yIGl0IHRvIGJlIGFsbG93ZWQgaW4g Zm9yIDQuMTAuCj4+Pj4+PiBBZ3JlZWQuCj4+Pj4+Pgo+Pj4+Pj4gSGFzIHRoaXMgYmVlbiB0ZXN0 ZWQgd2l0aCBDbGFuZz8KPj4+Pj4gU29ycnksIG5vIC0gc3RpbGwgaGF2ZW4ndCBnb3QgYXJvdW5k IHRvIHNldCB1cCBhIHN1aXRhYmxlIENsYW5nCj4+Pj4+IGxvY2FsbHkuCj4+Pj4+Cj4+Pj4+PiAg IEl0IHN0YW5kcyBhIGdvb2QgY2hhbmNlIG9mIGJlaW5nCj4+Pj4+PiBjb21wYXRpYmxlLCBidXQg d2UgbWF5IG5lZWQgYW4gJiYgIWRlZmluZWQoX19jbGFuZ19fKSBpbmNsdWRlZC4KPj4+Pj4gU2hv dWxkIG5vbi1nY2Mgc2lsZW50bHkgaWdub3JlICIjcHJhZ21hIEdDQyAuLi4iIGl0IGRvZXNuJ3QK Pj4+Pj4gcmVjb2duaXplLCBvciBub3QgZGVmaW5lIF9fR05VQ19fIGluIHRoZSBmaXJzdCBwbGFj ZSBpZiBpdCBpc24ndAo+Pj4+PiBzdWZmaWNpZW50bHkgY29tcGF0aWJsZT8gSS5lLiBpZiBhbnl0 aGluZyBJJ2QgZXhwZWN0IHdlIG5lZWQKPj4+Pj4gIiNlbGlmIGRlZmluZWQoX19jbGFuZ19fKSIg dG8gYWNoaWV2ZSB0aGUgc2FtZSBmb3IgQ2xhbmcgYnkKPj4+Pj4gc29tZSBkaWZmZXJlbnQgcHJh Z21hIChpZiBzdWNoIGV4aXN0cykuCj4+Pj4gTm90IGhhdmluZyByZWNlaXZlZCBhbnkgcmVwbHkg c28gZmFyLCBJJ20gd29uZGVyaW5nIHdoZXRoZXIKPj4+PiBiZWluZyBhYmxlIHRvIGJ1aWxkIHRo ZSB0ZXN0IGhhcm5lc3Mgd2l0aCBjbGFuZyBpcyBtb3JlCj4+Pj4gaW1wb3J0YW50IHRoYW4gZm9y IGl0IHRvIHdvcmsgY29ycmVjdGx5IHdoZW4gYnVpbHQgd2l0aCBnY2MuIEkKPj4+PiBjYW4ndCBw cmVkaWN0IHdoZW4gSSB3b3VsZCBnZXQgYXJvdW5kIHRvIHNldCB1cCBhIHN1aXRhYmxlCj4+Pj4g Y2xhbmcgb24gbXkgZGV2IHN5c3RlbXMuCj4+PiBJIGFncmVlIHdpdGggdGhlIGFyZ3VtZW50IHlv dSBtYWtlIGFib3ZlLiAgT24gdGhlIHVubGlrZWx5IGNoYW5jZQo+Pj4gdGhlcmUncyBhIHByb2Js ZW0gVHJhdmlzIHNob3VsZCBjYXRjaCBpdCwgYW5kIHNvbWVvbmUgd2hvIGFjdHVhbGx5IGhhcyBh Cj4+PiBjbGFuZyBzZXR1cCBjYW4gaGVscCBzb3J0IGl0IG91dC4KPj4gSSdtIHN0aWxsIGxhY2tp bmcgYW4gYWNrLCBiZWZvcmUgaXQgYmVpbmcgc2Vuc2libGUgdG8gY2hlY2sgd2l0aCBKdWxpZW4K Pj4gd2hldGhlciB0aGlzIGlzIHN0aWxsIGZpbmUgdG8gZ28gaW4gYXQgdGhpcyBsYXRlIHN0YWdl LgoKSSB3b3VsZCBiZSBoYXBweSB3aXRoIHRoYXQuCgpSZWxlYXNlLWFja2VkLWJ5OiBKdWxpZW4g R3JhbGwgPGp1bGllbi5ncmFsbEBsaW5hcm8ub3JnPgoKQ2hlZXJzLAoKLS0gCkp1bGllbiBHcmFs bAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRl dmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhl bi5vcmcveGVuLWRldmVsCg==