From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtpbg154.qq.com (smtpbg154.qq.com [15.184.224.54]) by sourceware.org (Postfix) with ESMTPS id A57323857736 for ; Mon, 15 May 2023 14:55:29 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A57323857736 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=rivai.ai Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=rivai.ai X-QQ-mid: bizesmtp91t1684162522tdjkwi72 Received: from TABLET-POE6JQHH ( [115.44.118.116]) by bizesmtp.qq.com (ESMTP) with id ; Mon, 15 May 2023 22:55:21 +0800 (CST) X-QQ-SSF: 01400000000000F0R000000A0000000 X-QQ-FEAT: LGwoLArZsiUTibGLFXniBP6JqDQzjVjLwaxs7+1LKItQjXdmiEtS/w68xK9h0 fJ+D3Irrv+gIPxmRqvtKzD1iYCbIzf86Zm69F14BUjC2NgTjCW3JobZukt2yLwhojWmLFzY XEwYxzFWayqiXgvA9cWiOI+gqX0gIIG43FfadWDJ6+OZofviaRMbm/OJh197MIgo1PyDtWV Hot+l8bg6RYIlCUAvXcTq1/bhQv4MtllHUlEH/OTp6mZBnxR0uqvVHr/YWUwSrFQ/GurOCv YlUewS0wg3cJhOOGHROOCP4AVn4yZpRtHWNY0FyVsOpxzncSh9lW/H7andyQHt1zrZJZJD1 0+m53umAB8UubhRhysAV86k2Gs3FQdK8VvT/plBFAp843WCYK4DruHa0pNx1zpL0O/d0HP+ xvYnqUC/7/kr8UXW54kuO7Lf5/4uvaXxpddYGpgKj3Y= X-QQ-GoodBg: 2 X-BIZMAIL-ID: 7003305749520098737 Date: Mon, 15 May 2023 22:55:22 +0800 From: =?UTF-8?B?6ZKf5bGF5ZOy?= To: kito.cheng Cc: "Jeff Law" , gcc-patches , kito.cheng , palmer , palmer , rdapp.gcc Subject: Re: Re: [PATCH] RISC-V: Add rounding mode operand for floating point instructions References: <20230515114932.244397-1-juzhe.zhong@rivai.ai>, , , , , , <9FFF0823FD8F9416+2023051522375712417518@rivai.ai>, X-Priority: 3 X-GUID: 934B374C-A561-4357-AD65-C9213435EF17 X-Has-Attach: no X-Mailer: Foxmail 7.2.23.121[cn] Mime-Version: 1.0 Message-ID: <6FD266D5A53146A4+2023051522552215450524@rivai.ai> Content-Type: multipart/alternative; boundary="----=_001_NextPart165875376421_=----" X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:rivai.ai:qybglogicsvrgz:qybglogicsvrgz7a-one-0 X-Spam-Status: No, score=-4.0 required=5.0 tests=BAYES_00,BODY_8BITS,HTML_FONT_LOW_CONTRAST,HTML_MESSAGE,KAM_DMARC_STATUS,KAM_SHORT,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,TXREP,T_KAM_HTML_FONT_INVALID,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: This is a multi-part message in MIME format. ------=_001_NextPart165875376421_=---- Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 VGhhbmtzLg0KaHR0cHM6Ly9nY2MuZ251Lm9yZy9waXBlcm1haWwvZ2NjLXBh dGNoZXMvMjAyMy1NYXkvNjE4NjE0Lmh0bWwgDQpoZXJlIGlzIHRoZSBWMiBw YXRjaC4NCkkgaGF2ZSBkZXNjcmlwdGlvbiBhYm91dCBpbnN0cnVjdGlvbnMg YXJlIGFkZGluZyBGUk0gb3Igbm90Lg0KV291bGQgeW91IG1pbmQgY2hlY2sg aXQgYWdhaW4gbm93Pw0KDQoNCg0KanV6aGUuemhvbmdAcml2YWkuYWkNCiAN CkZyb206IEtpdG8gQ2hlbmcNCkRhdGU6IDIwMjMtMDUtMTUgMjI6NDENClRv OiDpkp/lsYXlk7INCkNDOiBKZWZmIExhdzsgZ2NjLXBhdGNoZXM7IGtpdG8u Y2hlbmc7IHBhbG1lcjsgcGFsbWVyOyByZGFwcC5nY2MNClN1YmplY3Q6IFJl OiBSZTogW1BBVENIXSBSSVNDLVY6IEFkZCByb3VuZGluZyBtb2RlIG9wZXJh bmQgZm9yIGZsb2F0aW5nIHBvaW50IGluc3RydWN0aW9ucw0KYWxsIHNpZ24g aW5qZWN0aW9uIG9wZXJhdGlvbnMgKHZmc2duam4vIHZmc2duai92ZnNnbmp4 IGFuZCBpdHMNCmZyaWVuZHMpIGRpZG4ndCBpbnZvbHZlIHJvdW5kaW5nIGlu IHRoZSBvcGVyYXRpb24sIHNvIHZmbmVnLnYgYW5kDQp2ZmFicy52IGRvbid0 IG5lZWQgRlJNLg0KIA0KT24gTW9uLCBNYXkgMTUsIDIwMjMgYXQgMTA6Mzji gK9QTSDpkp/lsYXlk7IgPGp1emhlLnpob25nQHJpdmFpLmFpPiB3cm90ZToN Cj4NCj4gQW5kIHdoYXQgYWJvdXQgdmZhYnMgPyBJIGd1ZXNzIGl0IGFsc28g bmVlZCBGUk0gPw0KPiB2Zm5lZy92ZmFicy92ZnNnbmovdmZzZ25qL3Zmc2du angNCj4gdmZuZWcudiB2ZCx2cyA9IHZmc2duam4udnYgdmQsdnMsdnMNCj4g dmZhYnMudiB2ZCx2cyA9IHZmc2duangudnYgdmQsdnMsdnMNCj4NCj4gVGhh dCdzIGFsbCBxdWVzdGlvbnMgSSBoYXZlLCBwbHogZG91YmxlIGNoZWNrIGZv ciBtZS4NCj4gVGhhbmtzLg0KPg0KPg0KPiBqdXpoZS56aG9uZ0ByaXZhaS5h aQ0KPg0KPiBGcm9tOiBLaXRvIENoZW5nDQo+IERhdGU6IDIwMjMtMDUtMTUg MjI6MjINCj4gVG86IOmSn+WxheWTsg0KPiBDQzogSmVmZiBMYXc7IGdjYy1w YXRjaGVzOyBraXRvLmNoZW5nOyBwYWxtZXI7IHBhbG1lcjsgcmRhcHAuZ2Nj DQo+IFN1YmplY3Q6IFJlOiBSZTogW1BBVENIXSBSSVNDLVY6IEFkZCByb3Vu ZGluZyBtb2RlIG9wZXJhbmQgZm9yIGZsb2F0aW5nIHBvaW50IGluc3RydWN0 aW9ucw0KPiA+IE9oLCBkbyB5b3UgbWVhbiB2ZnNxcnQ3L3ZmcmVjNyBkb2Vz bid0IGhhdmUgZnJtLCBidXQgdmZzcXJ0L3ZmbmVnIHNob3VsZCBoYXZlIGZy bS4NCj4gPiBJcyB0aGF0IHJpZ3RoPyBJZiB5ZXMsIEkgYW0gZ29ubmEgc2Vu ZCBhIHBhdGNoIHRvIGZpeCBpdCBpbW1lZGlhdGVseS4NCj4NCj4gWWVzLCBh bmQgSSBhbHNvIGRvdWJsZSBjaGVja2VkIHNwaWtlIGltcGxlbWVudGF0aW9u IDpQDQo+DQo+IGFuZCBpdCBzZWVtcyBsaWtlIHlvdSdyZSBub3QgY29tbWl0 dGVkIHlldCwgc28gbGV0J3Mgc2VuZCBWMiA6KQ0KPg0KPiBPbiBNb24sIE1h eSAxNSwgMjAyMyBhdCAxMDoxMuKAr1BNIOmSn+WxheWTsiA8anV6aGUuemhv bmdAcml2YWkuYWk+IHdyb3RlOg0KPiA+DQo+ID4gT2gsIGRvIHlvdSBtZWFu IHZmc3FydDcvdmZyZWM3IGRvZXNuJ3QgaGF2ZSBmcm0sIGJ1dCB2ZnNxcnQv dmZuZWcgc2hvdWxkIGhhdmUgZnJtLg0KPiA+IElzIHRoYXQgcmlndGg/IElm IHllcywgSSBhbSBnb25uYSBzZW5kIGEgcGF0Y2ggdG8gZml4IGl0IGltbWVk aWF0ZWx5Lg0KPiA+DQo+ID4NCj4gPg0KPiA+IGp1emhlLnpob25nQHJpdmFp LmFpDQo+ID4NCj4gPiBGcm9tOiBLaXRvIENoZW5nDQo+ID4gRGF0ZTogMjAy My0wNS0xNSAyMjowNw0KPiA+IFRvOiDpkp/lsYXlk7INCj4gPiBDQzogSmVm ZiBMYXc7IGdjYy1wYXRjaGVzOyBraXRvLmNoZW5nOyBwYWxtZXI7IHBhbG1l cjsgcmRhcHAuZ2NjDQo+ID4gU3ViamVjdDogUmU6IFJlOiBbUEFUQ0hdIFJJ U0MtVjogQWRkIHJvdW5kaW5nIG1vZGUgb3BlcmFuZCBmb3IgZmxvYXRpbmcg cG9pbnQgaW5zdHJ1Y3Rpb25zDQo+ID4gT2gsIENyYWlnIHNheXMgdmZyc3Fy dDcudiBub3QgaGF2ZSBmcm0gYnV0IHZzcXJ0LnYgaGF2ZSBmcm0sIGFuZA0K PiA+IGNoZWNrZWQgc3Bpa2UgdGhhdCBtYXRjaCB0aGF0Lg0KPiA+DQo+ID4g T24gTW9uLCBNYXkgMTUsIDIwMjMgYXQgOTo1NeKAr1BNIOmSn+WxheWTsiA8 anV6aGUuemhvbmdAcml2YWkuYWk+IHdyb3RlOg0KPiA+ID4NCj4gPiA+IEkg ZG9uJ3Qga25vdyB3aHkgd2Ugc2hvdWxkIG5vdCBhZGQgZnJtIHZmc3FydC52 IHNpbmNlIEkgc2F3IHRvcHBlciAoTExWTSBtYWludGFpbmVyKSBzYWlkIHdl IHNob3VsZA0KPiA+ID4gbm90IGFkZCBmcm0gaW50byB2c3FydC52LiBNYXli ZSBraXRvIGtub3dzIHRoZSByZWFzb24gPw0KPiA+ID4NCj4gPiA+IGh0dHBz Oi8vZ2l0aHViLmNvbS9yaXNjdi1ub24taXNhL3J2di1pbnRyaW5zaWMtZG9j L3B1bGwvMjI2DQo+ID4gPg0KPiA+ID4NCj4gPiA+DQo+ID4gPg0KPiA+ID4g anV6aGUuemhvbmdAcml2YWkuYWkNCj4gPiA+DQo+ID4gPiBGcm9tOiBKZWZm IExhdw0KPiA+ID4gRGF0ZTogMjAyMy0wNS0xNSAyMTo1Mg0KPiA+ID4gVG86 IGp1emhlLnpob25nOyBnY2MtcGF0Y2hlcw0KPiA+ID4gQ0M6IGtpdG8uY2hl bmc7IGtpdG8uY2hlbmc7IHBhbG1lcjsgcGFsbWVyOyByZGFwcC5nY2MNCj4g PiA+IFN1YmplY3Q6IFJlOiBbUEFUQ0hdIFJJU0MtVjogQWRkIHJvdW5kaW5n IG1vZGUgb3BlcmFuZCBmb3IgZmxvYXRpbmcgcG9pbnQgaW5zdHJ1Y3Rpb25z DQo+ID4gPg0KPiA+ID4NCj4gPiA+IE9uIDUvMTUvMjMgMDU6NDksIGp1emhl Lnpob25nQHJpdmFpLmFpIHdyb3RlOg0KPiA+ID4gPiBGcm9tOiBKdXpoZS1a aG9uZyA8anV6aGUuemhvbmdAcml2YWkuYWk+DQo+ID4gPiA+DQo+ID4gPiA+ IFRoaXMgcGF0Y2ggaXMgYWRkaW5nIHJvdW5kaW5nIG1vZGUgb3BlcmFuZCBh bmQgRlJNX1JFR05VTSBkZXBlbmRlbmN5DQo+ID4gPiA+IGludG8gZmxvYXRp bmctcG9pbnQgaW5zdHJ1Y3Rpb25zLg0KPiA+ID4gPg0KPiA+ID4gPiBUaGUg ZmxvYXRpbmctcG9pbnQgaW5zdHJ1Y3Rpb25zIHdlIGFkZGVkIEZSTSBhbmQg cm91bmRpbmcgbW9kZSBvcGVyYW5kOg0KPiA+ID4gPiAxLiB2ZmFkZC92ZnN1 Yg0KPiA+ID4gPiAyLiB2ZndhZGQvdmZ3c3ViDQo+ID4gPiA+IDMuIHZmbXVs DQo+ID4gPiA+IDQuIHZmZGl2DQo+ID4gPiA+IDUuIHZmd211bA0KPiA+ID4g PiA2LiB2ZndtYWNjL3Zmd25tYWNjL3Zmd21zYWMvdmZ3bm1zYWMNCj4gPiA+ ID4gNy4gdmZzcXJ0Ny92ZnJlYzcNCj4gPiA+ID4gOC4gZmxvYXRpbmctcG9p bnQgY29udmVyc2lvbnMuDQo+ID4gPiA+IDkuIGZsb2F0aW5nLXBvaW50IHJl ZHVjdGlvbnMuDQo+ID4gPiA+DQo+ID4gPiA+IFRoZSBmbG9hdGluZy1wb2lu dCBpbnN0cnVjdGlvbnMgd2UgZGlkIE5PVCBhZGQgRlJNIGFuZCByb3VuZGlu ZyBtb2RlIG9wZXJhbmQ6DQo+ID4gPiA+IDEuIHZmc3FydC92Zm5lZw0KPiA+ ID4gQXNzdW1pbmcgdmZzcXJ0IGlzIGFjdHVhbGx5IGFuIGVzdGltYXRvciB0 aGUgYmVzdCBwbGFjZSB0byBoYW5kbGUNCj4gPiA+IHJvdW5kaW5nIG1vZGVz IGlzIGF0IHRoZSBsYXN0IHN0ZXAocykgYWZ0ZXIgTi1SIG9yIEdvbGRzY2ht aWR0DQo+ID4gPiByZWZpbmVtZW50IHN0ZXBzLiAgSSBoYXZlbid0IHBhaWQg dG9vIG11Y2ggYXR0ZW50aW9uIHRvIEZQIHlldCwgYnV0IHRoaXMNCj4gPiA+ IGlzIGFuIGFyZWEgSSd2ZSBnb3QgZmFpcmx5IGV4dGVuc2l2ZSBleHBlcmll bmNlLg0KPiA+ID4NCj4gPiA+IFNhZGx5IFJJU0MtVidzIGVzdGltYXRvciBp cyBmYWlybHkgcG9vciBhbmQgdGhlIHNpbmdsZSBpbnN0YW5jZSBGTUFDcw0K PiA+ID4gYXJlIGdvaW5nIHRvIHJlc3VsdCBpbiBhbiBpbXBsZW1lbnRhdGlv biB0aGF0IG1heSBub3QgYWN0dWFsbHkgYmUgYW55DQo+ID4gPiBiZXR0ZXIg dGhhbiB3aGF0IGdsaWJjIGNhbiBkby4NCj4gPiA+DQo+ID4gPiBKZWZmDQo+ ID4gPg0KPiA+DQo+DQogDQo= ------=_001_NextPart165875376421_=------