From owner-freebsd-mips@FreeBSD.ORG Thu May 27 16:12:13 2010 Return-Path: Delivered-To: freebsd-mips@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 803ED1065673 for ; Thu, 27 May 2010 16:12:13 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85]) by mx1.freebsd.org (Postfix) with ESMTP id 19B818FC0A for ; Thu, 27 May 2010 16:12:12 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by harmony.bsdimp.com (8.14.3/8.14.1) with ESMTP id o4RG3A69057535; Thu, 27 May 2010 10:03:10 -0600 (MDT) (envelope-from imp@bsdimp.com) Date: Thu, 27 May 2010 10:03:14 -0600 (MDT) Message-Id: <20100527.100314.539398516089941831.imp@bsdimp.com> To: phcoder@gmail.com From: "M. Warner Losh" In-Reply-To: <4BFDA036.7080502@gmail.com> References: <4BFDA036.7080502@gmail.com> X-Mailer: Mew version 6.3 on Emacs 22.3 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=utf-8 Content-Transfer-Encoding: base64 Cc: freebsd-mips@freebsd.org Subject: Re: Fix mips64 ddb backtracing X-BeenThere: freebsd-mips@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to MIPS List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 May 2010 16:12:13 -0000 SW4gbWVzc2FnZTogPDRCRkRBMDM2LjcwODA1MDJAZ21haWwuY29tPg0KICAgICAgICAgICAgVmxh ZGltaXIgJ8+GLWNvZGVyL3BoY29kZXInIFNlcmJpbmVua28gPHBoY29kZXJAZ21haWwuY29tPiB3 cml0ZXM6DQo6IFRoaXMgaXMgYSBtdWx0aS1wYXJ0IG1lc3NhZ2UgaW4gTUlNRSBmb3JtYXQuDQo6 IC0tLS0tLS0tLS0tLS0tMDgwOTA2MDAwODAzMDEwMjA3MDYwNDAwDQo6IENvbnRlbnQtVHlwZTog dGV4dC9wbGFpbjsgY2hhcnNldD1VVEYtOA0KOiBDb250ZW50LVRyYW5zZmVyLUVuY29kaW5nOiBx dW90ZWQtcHJpbnRhYmxlDQo6IA0KOiBJJ3ZlIGNvbWUgYWNjcm9zcyB0aGlzIGlzc3VlIHdoZW4g Y29kaW5nIGZvciB5ZWVsb29uZy4gSXQncyBlYXN5IHRvIGZpeA0KOiAocGF0Y2ggYXR0YWNoZWQp LiBBZnRlciBhcHBseWluZyB0aGUgcGF0Y2ggSSBoYWQgdGhlIHNlc3Npb24gd2l0aA0KOiBkZWJ1 Z2dlciBhcyBpbiBhdHRhY2hlZCBjYXB0dXJlIGZpbGUuDQo6IENhbiB0aGlzIHBhdGNoIGdvIGRp cmVjdGx5IHRvIC1jdXJyZW50ID8NCjogDQo6IC0tPTIwDQo6IFJlZ2FyZHMNCjogVmxhZGltaXIg Jz1DRj04Ni1jb2Rlci9waGNvZGVyJyBTZXJiaW5lbmtvDQo6IA0KOiANCjogLS0tLS0tLS0tLS0t LS0wODA5MDYwMDA4MDMwMTAyMDcwNjA0MDANCjogQ29udGVudC1UeXBlOiB0ZXh0L3gtZGlmZjsN CjogIG5hbWU9Im1pcHM2NF9idC5kaWZmIg0KOiBDb250ZW50LVRyYW5zZmVyLUVuY29kaW5nOiBx dW90ZWQtcHJpbnRhYmxlDQo6IENvbnRlbnQtRGlzcG9zaXRpb246IGlubGluZTsNCjogIGZpbGVu YW1lPSJtaXBzNjRfYnQuZGlmZiINCjogDQo6ID0zRD0zRD0zRCBtb2RpZmllZCBmaWxlICdtaXBz L21pcHMvZGJfdHJhY2UuYycNCjogLS0tIG1pcHMvbWlwcy9kYl90cmFjZS5jCTIwMTAtMDUtMjYg MDc6NDc6MTYgKzAwMDANCjogKysrIG1pcHMvbWlwcy9kYl90cmFjZS5jCTIwMTAtMDUtMjYgMjI6 MTk6MDYgKzAwMDANCjogQEAgLTQ5LDkgKzQ5LDE5IEBADQo6ICAjZGVmaW5lCU1JUFNfRU5EX09G X0ZVTkNUSU9OKGlucykJKChpbnMpID0zRD0zRCAweDAzZTAwMDA4KQ0KOiA9MjANCjogIC8qDQo6 IC0gKiBrZGJwZWVrRChhZGRyKSAtIHNraXAgb25lIHdvcmQgc3RhcnRpbmcgYXQgJ2FkZHInLCB0 aGVuIHJlYWQgdGhlIHNlY289DQo6IG5kIHdvcmQNCjogKyAqIGtkYnBlZWtEKGFkZHIpIC0gcmVh ZCBkb3VibGUgd29yZC4NCjogICAqLw0KOiAtI2RlZmluZQlrZGJwZWVrRChhZGRyKQlrZGJwZWVr KCgoaW50ICopKGFkZHIpKSArIDEpDQo6ICsNCjogK3N0YXRpYyBpbmxpbmUgcmVnaXN0ZXJfdA0K OiAra2RicGVla0QgKHVpbnRwdHJfdCBhZGRyKSB7DQo6ICsjaWZkZWYgX19NSVBTRUxfXw0KOiAr CXJldHVybiAoKHJlZ2lzdGVyX3QpIGtkYnBlZWsgKChpbnQgKikgYWRkcikpDQo6ICsJCXwgKCgo cmVnaXN0ZXJfdCkga2RicGVlayAoKGludCAqKSBhZGRyICsgMSkpIDw8IDMyKTsNCjogKyNlbHNl DQo6ICsJcmV0dXJuICgocmVnaXN0ZXJfdCkga2RicGVlayAoKGludCAqKSBhZGRyICsgMSkpDQo6 ICsJCXwgKCgocmVnaXN0ZXJfdCkga2RicGVlayAoKGludCAqKSBhZGRyKSkgPDwgMzIpOw0KOiAr I2VuZGlmDQoNClRoaXMgc2VlbXMgd3JvbmcuICBXaGF0J3Mgd3Jvbmcgd2l0aCByZWFkaW5nIHRo ZSA2NC1iaXQgcXVhbnRpdHkNCmRpcmVjdGx5Pw0KDQo6ICt9DQo6ID0yMA0KOiAgLyoNCjogICAq IEZ1bmN0aW9ucyBgYHNwZWNpYWwnJyBlbm91Z2ggdG8gcHJpbnQgYnkgbmFtZQ0KOiBAQCAtMTQw LDcgKzE1MCw3IEBADQo6ICAJfQ0KOiAgCS8qIGNoZWNrIGZvciBiYWQgU1A6IGNvdWxkIGZvdWwg dXAgbmV4dCBmcmFtZSAqLw0KOiAgCS8qWFhYIE1JUFM2NCBiYWQ6IHRoaXMgaGFyZC1jb2RlZCBT UCBpcyBsYW1lICovDQo6IC0JaWYgKHNwICYgMyB8fCBzcCA8IDB4ODAwMDAwMDApIHsNCjogKwlp ZiAoc3AgJiAzIHx8ICh1aW50cHRyX3QpIHNwIDwgMHhmZmZmZmZmZjgwMDAwMDAwVUxMKSB7DQoN ClRoaXMgaXMgd3JvbmcuICBzcCBzaG91bGQgYmUgY2FzdCB0byBpbnRwdHJfdCB0byBoYXZlIGl0 IHN0aWxsIHdvcmsNCndpdGggMzItYml0IGRlYnVnZ2luZy4gIFVuc2lnbmVkIHNwIHdpbGwgYmUg MHg4MDAwMDAwMCwgd2hpY2ggd2lsbA0KdHJpZ2dlciB0aGlzIGNhc2UuDQoNCjogIAkJKCpwcmlu dGZuKSAoIlNQIDB4JXg6IG5vdCBpbiBrZXJuZWxcbiIsIHNwKTsNCjogIAkJcmEgPTNEIDA7DQo6 ICAJCXN1YnIgPTNEIDA7DQo6IEBAIC0xODEsNyArMTkxLDcgQEANCjogIAl9DQo6ICAJLyogY2hl Y2sgZm9yIGJhZCBQQyAqLw0KOiAgCS8qWFhYIE1JUFM2NCBiYWQ6IFRoZXNlIGhhcmQgY29kZWQg Y29uc3RhbnRzIGFyZSBsYW1lICovDQo6IC0JaWYgKHBjICYgMyB8fCBwYyA8ICh1aW50cHRyX3Qp MHg4MDAwMDAwMCkgew0KOiArCWlmIChwYyAmIDMgfHwgKHVpbnRwdHJfdClwYyA8IDB4ZmZmZmZm ZmY4MDAwMDAwMFVMTCkgew0KDQpEaXR0by4NCg0KOiAgCQkoKnByaW50Zm4pICgiUEMgMHgleDog bm90IGluIGtlcm5lbFxuIiwgcGMpOw0KOiAgCQlyYSA9M0QgMDsNCjogIAkJZ290byBkb25lOw0K OiBAQCAtMzAzLDMyICszMTMsMzQgQEANCjogIAkJCW1hc2sgfD0zRCAoMSA8PCBpLklUeXBlLnJ0 KTsNCjogIAkJCXN3aXRjaCAoaS5JVHlwZS5ydCkgew0KOiAgCQkJY2FzZSA0Oi8qIGEwICovDQo6 IC0JCQkJYXJnc1swXSA9M0Qga2RicGVla0QoKGludCAqKShzcCArIChzaG9ydClpLklUeXBlLmlt bSkpOw0KOiArCQkJCWFyZ3NbMF0gPTNEIGtkYnBlZWtEKHNwICsgKHNob3J0KWkuSVR5cGUuaW1t KTsNCg0KVGhpcyBsaWtlbHkgaXMgT0suDQoNCjogIAkJCQl2YWxpZF9hcmdzWzBdID0zRCAxOw0K OiAgCQkJCWJyZWFrOw0KOiA9MjANCjogIAkJCWNhc2UgNTovKiBhMSAqLw0KOiAtCQkJCWFyZ3Nb MV0gPTNEIGtkYnBlZWtEKChpbnQgKikoc3AgKyAoc2hvcnQpaS5JVHlwZS5pbW0pKTsNCjogKwkJ CQlhcmdzWzFdID0zRCBrZGJwZWVrRChzcCArIChzaG9ydClpLklUeXBlLmltbSk7DQo6ICAJCQkJ dmFsaWRfYXJnc1sxXSA9M0QgMTsNCjogIAkJCQlicmVhazsNCjogPTIwDQo6ICAJCQljYXNlIDY6 LyogYTIgKi8NCjogLQkJCQlhcmdzWzJdID0zRCBrZGJwZWVrRCgoaW50ICopKHNwICsgKHNob3J0 KWkuSVR5cGUuaW1tKSk7DQo6ICsJCQkJYXJnc1syXSA9M0Qga2RicGVla0Qoc3AgKyAoc2hvcnQp aS5JVHlwZS5pbW0pOw0KOiAgCQkJCXZhbGlkX2FyZ3NbMl0gPTNEIDE7DQo6ICAJCQkJYnJlYWs7 DQo6ID0yMA0KOiAgCQkJY2FzZSA3Oi8qIGEzICovDQo6IC0JCQkJYXJnc1szXSA9M0Qga2RicGVl a0QoKGludCAqKShzcCArIChzaG9ydClpLklUeXBlLmltbSkpOw0KOiArCQkJCWFyZ3NbM10gPTNE IGtkYnBlZWtEKHNwICsgKHNob3J0KWkuSVR5cGUuaW1tKTsNCjogIAkJCQl2YWxpZF9hcmdzWzNd ID0zRCAxOw0KOiAgCQkJCWJyZWFrOw0KOiA9MjANCjogIAkJCWNhc2UgMzE6CS8qIHJhICovDQo6 IC0JCQkJcmEgPTNEIGtkYnBlZWtEKChpbnQgKikoc3AgKyAoc2hvcnQpaS5JVHlwZS5pbW0pKTsN CjogKwkJCQlyYSA9M0Qga2RicGVla0Qoc3AgKyAoc2hvcnQpaS5JVHlwZS5pbW0pOw0KOiAgCQkJ fQ0KOiAgCQkJYnJlYWs7DQo6ID0yMA0KOiAgCQljYXNlIE9QX0FEREk6DQo6ICAJCWNhc2UgT1Bf QURESVU6DQo6ICsJCWNhc2UgT1BfREFERElVOg0KOiArCQljYXNlIE9QX0RBRERJOg0KOiAgCQkJ LyogbG9vayBmb3Igc3RhY2sgcG9pbnRlciBhZGp1c3RtZW50ICovDQo6ICAJCQlpZiAoaS5JVHlw ZS5ycyAhPTNEIDI5IHx8IGkuSVR5cGUucnQgIT0zRCAyOSkNCjogIAkJCQlicmVhazsNCjogQEAg LTMzNywxNyArMzQ5LDE4IEBADQo6ICAJfQ0KOiA9MjANCjogIGRvbmU6DQo6IC0JKCpwcmludGZu KSAoIiVzKyV4ICgiLCBmbl9uYW1lKHN1YnIpLCBwYyAtIHN1YnIpOw0KOiArCSgqcHJpbnRmbikg KCIlcyslbHggKCIsIGZuX25hbWUoc3ViciksICh1bnNpZ25lZCBsb25nKSAocGMgLSBzdWJyKSk7 DQo6ICAJZm9yIChqID0zRCAwOyBqIDwgNDsgaiArKykgew0KOiAgCQlpZiAoaiA+IDApDQo6ICAJ CQkoKnByaW50Zm4pKCIsIik7DQo6ICAJCWlmICh2YWxpZF9hcmdzW2pdKQ0KOiAtCQkJKCpwcmlu dGZuKSgiJXgiLCBhcmdzW2pdKTsNCjogKwkJCSgqcHJpbnRmbikoIiVseCIsICh1bnNpZ25lZCBs b25nKSBhcmdzW2pdKTsNCg0KVGhlc2UgY2FzdHMgYXJlbid0IHJpZ2h0LiAgV2Ugc2hvdWxkIGxp a2VseSBiZSB1c2luZyBpbnRtYXhfdCBoZXJlIGFuZA0KJWouDQoNCjogIAkJZWxzZQ0KOiAgCQkJ KCpwcmludGZuKSgiPyIpOw0KOiAgCX0NCjogPTIwDQo6IC0JKCpwcmludGZuKSAoIikgcmEgJXgg c3AgJXggc3ogJWRcbiIsIHJhLCBzcCwgc3Rrc2l6ZSk7DQo6ICsJKCpwcmludGZuKSAoIikgcmEg JWx4IHNwICVseCBzeiAlbGRcbiIsICh1bnNpZ25lZCBsb25nKSByYSwNCjogKwkJICAgICh1bnNp Z25lZCBsb25nKSBzcCwgKGxvbmcpIHN0a3NpemUpOw0KOiA9MjANCg0KVGhlc2UgY2FzdHMgYXJl bid0IHJpZ2h0LiAgV2Ugc2hvdWxkIGxpa2VseSBiZSB1c2luZyBpbnRtYXhfdCBoZXJlIGFuZA0K JWouDQoNCjogIAlpZiAocmEpIHsNCjogIAkJaWYgKHBjID0zRD0zRCByYSAmJiBzdGtzaXplID0z RD0zRCAwKQ0KOiANCg==