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Wed, 4 Sep 2019 15:00:45 +0000 Received: from AM6PR10MB2566.EURPRD10.PROD.OUTLOOK.COM ([fe80::2c65:b468:fdc0:d924]) by AM6PR10MB2566.EURPRD10.PROD.OUTLOOK.COM ([fe80::2c65:b468:fdc0:d924%6]) with mapi id 15.20.2220.021; Wed, 4 Sep 2019 15:00:45 +0000 From: Bernd Edlinger To: "Richard Earnshaw (lists)" , Richard Biener CC: "gcc-patches@gcc.gnu.org" , Ramana Radhakrishnan , Kyrill Tkachov , Eric Botcazou , Jeff Law , Jakub Jelinek Subject: Re: [PATCHv5] Fix not 8-byte aligned ldrd/strd on ARMv5 (PR 89544) Date: Wed, 04 Sep 2019 15:00:00 -0000 Message-ID: References: <1806cfa6-30c6-0719-0c4d-0fc56accd5e7@arm.com> In-Reply-To: <1806cfa6-30c6-0719-0c4d-0fc56accd5e7@arm.com> x-microsoft-original-message-id: <95b373d0-28bb-4931-136d-28095030c9ce@hotmail.de> x-ms-exchange-purlcount: 1 x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: <185FF55179D3C04BA8CF7DD703AE5614@EURPRD10.PROD.OUTLOOK.COM> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-SW-Source: 2019-09/txt/msg00201.txt.bz2 T24gOS80LzE5IDQ6MTQgUE0sIFJpY2hhcmQgRWFybnNoYXcgKGxpc3RzKSB3 cm90ZToNCj4gT24gMDQvMDkvMjAxOSAxNDoyOCwgQmVybmQgRWRsaW5nZXIg d3JvdGU6DQo+PiBPbiA5LzQvMTkgMjo1MyBQTSwgUmljaGFyZCBFYXJuc2hh dyAobGlzdHMpIHdyb3RlOg0KPj4+IEluZGV4OiBnY2MvdGVzdHN1aXRlL2dj Yy50YXJnZXQvYXJtL3VuYWxpZ25lZC1hcmd1bWVudC0yLmMNCj4+PiA9PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09DQo+Pj4gLS0tIGdjYy90ZXN0c3VpdGUvZ2Nj LnRhcmdldC9hcm0vdW5hbGlnbmVkLWFyZ3VtZW50LTIuY8KgwqDCoCAoUmV2 aXNpb24gMCkNCj4+PiArKysgZ2NjL3Rlc3RzdWl0ZS9nY2MudGFyZ2V0L2Fy bS91bmFsaWduZWQtYXJndW1lbnQtMi5jwqDCoMKgIChBcmJlaXRza29waWUp DQo+Pj4gQEAgLTAsMCArMSwxOSBAQA0KPj4+ICsvKiB7IGRnLWRvIGNvbXBp bGUgfSAqLw0KPj4+ICsvKiB7IGRnLXJlcXVpcmUtZWZmZWN0aXZlLXRhcmdl dCBhcm1fYXJtX29rIH0gKi8NCj4+PiArLyogeyBkZy1yZXF1aXJlLWVmZmVj dGl2ZS10YXJnZXQgYXJtX2xkcmRfc3RyZF9vayB9ICovDQo+Pj4gKy8qIHsg ZGctb3B0aW9ucyAiLW1hcm0gLW1uby11bmFsaWduZWQtYWNjZXNzIC1PMyIg fSAqLw0KPj4+ICsNCj4+PiArc3RydWN0IHMgew0KPj4+ICvCoCBpbnQgYSwg YjsNCj4+PiArfSBfX2F0dHJpYnV0ZV9fKChhbGlnbmVkKDgpKSk7DQo+Pj4g Kw0KPj4+ICtzdHJ1Y3QgcyBmMDsNCj4+PiArDQo+Pj4gK3ZvaWQgZihpbnQg YSwgaW50IGIsIGludCBjLCBpbnQgZCwgaW50IGUsIHN0cnVjdCBzIGYpDQo+ Pj4gK3sNCj4+PiArwqAgZjAgPSBmOw0KPj4+ICt9DQo+Pj4gKw0KPj4+ICsv KiB7IGRnLWZpbmFsIHsgc2Nhbi1hc3NlbWJsZXItdGltZXMgImxkcmQiIDAg fSB9ICovDQo+Pj4gKy8qIHsgZGctZmluYWwgeyBzY2FuLWFzc2VtYmxlci10 aW1lcyAic3RyZCIgMCB9IH0gKi8NCj4+PiArLyogeyBkZy1maW5hbCB7IHNj YW4tYXNzZW1ibGVyLXRpbWVzICJzdG0iIDEgfSB9ICovDQo+Pj4NCj4+PiBJ IGRvbid0IHRoaW5rIHRoaXMgdGVzdCBpcyByaWdodC7CoCBXaGlsZSB3ZSBj YW4ndCB1c2UgYW4gTERSRCB0byBsb2FkIHRoZSBhcmd1bWVudCBvZmYgdGhl IHN0YWNrLCB0aGVyZSdzIG5vdGhpbmcgd3Jvbmcgd2l0aCB1c2luZyBhbiBT VFJEIHRvIHRoZW4gc3RvcmUgdGhlIHZhbHVlIHRvIGYwIChhcyB0aGF0IGlz IDgtYnl0ZSBhbGlnbmVkKS7CoCBTbyB0aGUgc2Vjb25kIGFuZCB0aGlyZCBz Y2FuLWFzc2VtYmxlciB0ZXN0cyBhcmUgbWVhbmluZ2xlc3MuDQo+Pj4NCj4+ DQo+PiBBaCwgdGhhdCBpcyB2ZXJ5IHNpbWlsYXIgdG8gdGhlIHVuYWxpZ25l ZC1tZW1jcHktMi8zLmMsDQo+PiBzZWUgaHR0cHM6Ly9nY2MuZ251Lm9yZy9t bC9nY2MtcGF0Y2hlcy8yMDE5LTA5L21zZzAwMTU3Lmh0bWwNCj4+DQo+PiBp bml0aWFsbHkgdGhhdCBpcyBhIG1vdmRpLA0KPj4gdGhlbiBpbiBzdWJyZWcx IGl0IGlzIHNwbGl0IGluIHR3byBtb3ZzaQ0KPj4gd2hpY2ggaXMgdGhlbiBy ZS1hc3NlbWJsZWQgYXMgbGRtDQo+Pg0KPj4NCj4+IE5vdCBzdXJlIGlmIHRo YXQgaXMgaW50ZW5kZWQgaW4gdGhhdCB3YXkuDQo+Pg0KPj4NCj4gDQo+IFll YWgsIHRoZXNlIGFyZSBjYXVzaW5nIG1lIHNvbWUgcHJvYmxlbXMgdG9vLCBi dXQgdGhhdCdzIGJlY2F1c2Ugd2l0aCBzb21lIGNoYW5nZXMgSSdtIHdvcmtp bmcgb24gSSBub3cgc2VlIHRoZSBjb21waWxlciB1c2luZyByNCBhbmQgcjUs IHdoaWNoIGxlYWRzIHRvIHByb2xvZ3VlIGFuZCBlcGlsb2d1ZSBzdG9yZXMg dGhhdCBkaXN0b3J0IHRoZSByZXN1bHRzLg0KPiANCj4gVGVzdHMgbGlrZSB0 aGlzIGFyZSBnZW5lcmFsbHkgZnJhZ2lsZSAtIEkgaGF0ZSAnZW0hISEhDQo+ IA0KDQpZZWFoLCB0aGF0IGNoYW5nZWQgc2luY2UgcjI3NTA2MyBpbnRyb2R1 Y2VkIHRoZSB1bmFsaWduZWQtbG9hZC9zdG9yZWRpDQoNCnIyNzUwNjMgfCBl ZGxpbmdlciB8IDIwMTktMDgtMzAgMTI6Mzg6MzcgKzAyMDAgKEZyLCAzMC4g QXVnIDIwMTkpIHwgMTAgWmVpbGVuDQpHZcOkbmRlcnRlIFBmYWRlOg0KICAg TSAvdHJ1bmsvZ2NjL0NoYW5nZUxvZw0KICAgTSAvdHJ1bmsvZ2NjL2NvbmZp Zy9hcm0vYXJtLmMNCiAgIE0gL3RydW5rL2djYy9jb25maWcvYXJtL2FybS5t ZA0KICAgTSAvdHJ1bmsvZ2NjL2NvbmZpZy9hcm0vbmVvbi5tZA0KDQoyMDE5 LTA4LTMwICBCZXJuZCBFZGxpbmdlciAgPGJlcm5kLmVkbGluZ2VyQGhvdG1h aWwuZGU+DQoNCiAgICAgICAgKiBjb25maWcvYXJtL2FybS5tZCAodW5hbGln bmVkX2xvYWRkaSwNCiAgICAgICAgdW5hbGlnbmVkX3N0b3JlZGkpOiBOZXcg dW5zcGVjIGluc24gcGF0dGVybnMuDQogICAgICAgICogY29uZmlnL2FybS9u ZW9uLm1kICh1bmFsaWduZWRfc3RvcmV2OHFpKTogTGlrZXdpc2UuDQogICAg ICAgICogY29uZmlnL2FybS9hcm0uYyAoZ2VuX2NweW1lbV9sZHJkX3N0cmQp OiBVc2UgdW5hbGlnbmVkX2xvYWRkaQ0KICAgICAgICBhbmQgdW5hbGlnbmVk X3N0b3JlZGkgZm9yIDQtYnl0ZSBhbGlnbmVkIG1lbW9yeS4NCiAgICAgICAg KGFybV9ibG9ja19zZXRfYWxpZ25lZF92ZWN0KTogVXNlIHVuYWxpZ25lZF9z dG9yZXY4cWkgZm9yDQogICAgICAgIDQtYnl0ZSBhbGlnbmVkIG1lbW9yeS4N Cg0KU2luY2Ugb3RoZXIgdGhhbiB0aGUgbW92ZGkgdGhleSBhcmUgbm90IHNw bGl0IHVwIGJ1dCBzdGF5IGFzIGxkcmQvc3RyZC4NCkJ1dCBmb3Igc29tZSB1 bmtub3duIHJlYXNvbiBpcmEgYXNzaWducyByNC01IHRvIHRob3NlIGFsdGhv dWdoIGFsc28NCnIxLTIgd291bGQgYmUgYXZhaWxhYmxlLiA6LSgNCg0KDQpC ZXJuZC4NCg==