Date: Thu, 1 Jul 1999 12:29:16 +0300 From: "Huang Hui (NTC/Beijing)" <hui.huang@ntc.nokia.com> To: EXT Alfred Perlstein <bright@rush.net> Cc: freebsd-questions@FreeBSD.ORG Subject: RE: Could I do floating point calculation in the kernel program? Message-ID: <199907010434.HAA20358@ns11.nokia.com>
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This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ------_=_NextPart_000_01BEC37A.82597AE2 Content-Type: text/plain; charset="iso-8859-1" Yes, I need to do some math calculation such as "log" and "pow", could you tell me what is fixed point math and how to use it? Thanks, Hui HUANG -----Original Message----- From: EXT Alfred Perlstein [mailto:bright@rush.net] Sent: 01 July, 1999 6:45 To: Hui Huang Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Could I do floating point calculation in the kernel program? Do you really need the precision of floating point? Perhaps you can used fixed point math? -Alfred ------_=_NextPart_000_01BEC37A.82597AE2 Content-Type: application/ms-tnef Content-Transfer-Encoding: base64 eJ8+IjsEAQaQCAAEAAAAAAABAAEAAQeQBgAIAAAA5AQAAAAAAADoAAEIgAcAGAAAAElQTS5NaWNy b3NvZnQgTWFpbC5Ob3RlADEIAQSAAQBBAAAAUkU6IENvdWxkIEkgZG8gZmxvYXRpbmcgcG9pbnQg Y2FsY3VsYXRpb24gaW4gdGhlIGtlcm5lbCBwcm9ncmFtPwABFwEJgAEAIQAAADg4MjlDOUVEQTEy RkQzMTE4QkM4MDA4MEM3MUQ3NTcxACMHASCAAwAOAAAAzwcHAAEABwAeADcABAA+AQEFgAMADgAA AM8HBwABAAwAHQAQAAQAGwEBDYAEAAIAAAACAAIAAQOQBgBgCQAAMQAAAAsAAgABAAAACwArAAAA AAADAC4AAAAAAAIBMQABAAAAJAEAAFBDREZFQjA5AAEAAgB+AAAAAAAAADihuxAF5RAaobsIACsq VsIAAG1zcHN0LmRsbAAAAAAATklUQfm/uAEAqgA32W4AAABDOlxXSU5ET1dTXFByb2ZpbGVzXGt6 aGFvXEFwcGxpY2F0aW9uIERhdGFcTWljcm9zb2Z0XE91dGxvb2tcbWFpbGJveC5wc3QAGAAAAAAA AACBXVeYuLjQEYvIAGAIszj6ooAAAAAAAAAYAAAAAAAAAIFdV5i4uNARi8gAYAizOPrCgAAAEAAA AIgpye2hL9MRi8gAgMcddXFBAAAAUkU6IENvdWxkIEkgZG8gZmxvYXRpbmcgcG9pbnQgY2FsY3Vs YXRpb24gaW4gdGhlIGtlcm5lbCBwcm9ncmFtPwBAADkAIBQPMKTDvgEeAHAAAQAAAD0AAABDb3Vs ZCBJIGRvIGZsb2F0aW5nIHBvaW50IGNhbGN1bGF0aW9uIGluIHRoZSBrZXJuZWwgcHJvZ3JhbT8A AAAAAgFxAAEAAAAbAAAAAb7Dc3NfNE75Yy9gEdOwxwAIx6TWeAAMDjwgAAIBCRABAAAAMgIAAC4C AABAAwAATFpGdZpbhscDAAoAcmNwZzEyNeIyA0N0ZXgFQQEDAff/CoACpAPkBxMCgA/zAFAEVj8I VQeyESUOUQMBAgBjaOEKwHNldDIGAAbDESX2MwRGE7cwEiwRMwjvCfe2OxgfDjA1ESIMYGMAULML CQFkMzYWUAunYwEwBCBZB5AsIEkgboEJ4GQgdG8gZB4AEnMDcGUgAMB0aCCSYwdAY3ULYHRpAiBX HkAa0B7QYQQgIhewZwoiH/BuHdAicG933iIdYAWgHzAd0HkIYB3g7GVsAyAecXcT4AVABADwIGZp eB3BIOALgAVA2x6jIJJoIPAd4nUUECKgXHQ/CqIKhAqAVBPgbgZrHVAlGkh1aSBIUFVBTkclGi0o Uk89BRBnC4AHQAXQB5BzYSxnZShTJRRGA2E6IGhFWFQQwGwDUB3BUJkEkGxzDrALgCBbAMATAxAd 8DpiKLFodECSciSgaC4doHRdJRSHBmACMCqQMDEgSh8wEnkdYDE5LuAgNjq8NDUldSxgJzAnEnUA cDJnJRRDYyqQKxFlYnBzZC1xClAroB9xcwZAKlAJ4EJTRC5PwlInhVN1YmoFkC4RfFJlKpAIUSFx HYAeIWb/F7AfUTBwIzUe+ivRHsAegG5rBJEh8CUUcANgCcBh9m0lCyUURB4AIaIYIAdAfy6QHZU2 0TfABZAEAB9yb5pmNN0/K1IT4HBzJRR/IaIe8AOgJKEd0CLuJQstCyr0JRR9QPAAAAMA/T9SAwAA HgBCEAEAAAA7AAAAPFBpbmUuQlNGLjMuOTYuOTkwNjMwMjI0MzEyLjE0MzIwai0xMDAwMDBAY3ln bnVzLnJ1c2gubmV0PgAAAwDeP69vAAALAAGACCAGAAAAAADAAAAAAAAARgAAAAADhQAAAAAAAAMA A4AIIAYAAAAAAMAAAAAAAABGAAAAABCFAAAAAAAAAwAJgAggBgAAAAAAwAAAAAAAAEYAAAAAUoUA AOMVAAAeAAqACCAGAAAAAADAAAAAAAAARgAAAABUhQAAAQAAAAQAAAA4LjUACwALgAggBgAAAAAA wAAAAAAAAEYAAAAABoUAAAAAAAADAAyACCAGAAAAAADAAAAAAAAARgAAAAABhQAAAAAAAAsAFYAI IAYAAAAAAMAAAAAAAABGAAAAAA6FAAAAAAAAAwAWgAggBgAAAAAAwAAAAAAAAEYAAAAAEYUAAAAA AAADABiACCAGAAAAAADAAAAAAAAARgAAAAAYhQAAAAAAAB4AJoAIIAYAAAAAAMAAAAAAAABGAAAA ADaFAAABAAAAAQAAAAAAAAAeACeACCAGAAAAAADAAAAAAAAARgAAAAA3hQAAAQAAAAEAAAAAAAAA HgAogAggBgAAAAAAwAAAAAAAAEYAAAAAOIUAAAEAAAABAAAAAAAAAAsAM4ALIAYAAAAAAMAAAAAA AABGAAAAAACIAAAAAAAACwA1gAsgBgAAAAAAwAAAAAAAAEYAAAAABYgAAAAAAAADACYAAAAAAAMA NgAAAAAAHgAxQAEAAAAgAAAARFNZTkMtTVMtTlRDLU5UQ0NISTAzQkUtSFVIVUFORwADABpAAAAA AB4AMEABAAAAIAAAAERTWU5DLU1TLU5UQy1OVENDSEkwM0JFLUhVSFVBTkcAAwAZQAAAAAADAIAQ /////wIB+T8BAAAAZAAAAAAAAADcp0DIwEIQGrS5CAArL+GCAQAAAAYAAAAvTz1OVEMvT1U9U01U UC9DTj1NUyBNQUlMIFJFQ0lQSUVOVFMvQ049RFNZTkMtTVMtTlRDLU5UQ0NISTAzQkUtSFVIVUFO RwAeAPg/AQAAABgAAABIdWFuZyBIdWkgKE5UQy9CZWlqaW5nKQAeADhAAQAAACAAAABEU1lOQy1N Uy1OVEMtTlRDQ0hJMDNCRS1IVUhVQU5HAAIB+z8BAAAAZAAAAAAAAADcp0DIwEIQGrS5CAArL+GC AQAAAAYAAAAvTz1OVEMvT1U9U01UUC9DTj1NUyBNQUlMIFJFQ0lQSUVOVFMvQ049RFNZTkMtTVMt TlRDLU5UQ0NISTAzQkUtSFVIVUFORwAeAPo/AQAAABgAAABIdWFuZyBIdWkgKE5UQy9CZWlqaW5n KQAeADlAAQAAACAAAABEU1lOQy1NUy1OVEMtTlRDQ0hJMDNCRS1IVUhVQU5HAEAABzBgGlKso8O+ AUAACDDielmCesO+AR4APQABAAAABQAAAFJFOiAAAAAAHgAdDgEAAAA9AAAAQ291bGQgSSBkbyBm bG9hdGluZyBwb2ludCBjYWxjdWxhdGlvbiBpbiB0aGUga2VybmVsIHByb2dyYW0/AAAAAAsAKQAA AAAACwAjAAAAAAADAAYQfM1TZgMABxCGAQAAAwAQEAAAAAADABEQAAAAAB4ACBABAAAAZQAAAFlF UyxJTkVFRFRPRE9TT01FTUFUSENBTENVTEFUSU9OU1VDSEFTIkxPRyJBTkQiUE9XIixDT1VMRFlP VVRFTExNRVdIQVRJU0ZJWEVEUE9JTlRNQVRIQU5ESE9XVE9VU0VJVD8AAAAAWB0= ------_=_NextPart_000_01BEC37A.82597AE2-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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