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[avr-libc-dev] [bugs #9348] asin (acos) & atan problem (64K boundary)
From: |
Eric Weddington |
Subject: |
[avr-libc-dev] [bugs #9348] asin (acos) & atan problem (64K boundary) |
Date: |
Mon, 18 Oct 2004 13:37:00 -0400 |
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Mozilla/5.0 (Windows; U; Windows NT 5.1; rv:1.7.3) Gecko/20041001 Firefox/0.10.1 |
This mail is an automated notification from the bugs tracker
of the project: AVR C Runtime Library.
/**************************************************************************/
[bugs #9348] Latest Modifications:
Changes by:
Eric Weddington <address@hidden>
'Date:
Mon 10/18/2004 at 17:29 (America/Denver)
------------------ Additional Follow-up Comments ----------------------------
The reason why this is happening is that acos() calls asin(), and asin() and
atan() are both implemented using tables. The data tables are loaded with a 16
bit pointer, hence only work in the lowest 64K address space.
/**************************************************************************/
[bugs #9348] Full Item Snapshot:
URL: <http://savannah.nongnu.org/bugs/?func=detailitem&item_id=9348>
Project: AVR C Runtime Library
Submitted by: 0
On: Tue 06/15/2004 at 13:03
Category: Library
Severity: 5 - Average
Item Group: None
Resolution: None
Privacy: Public
Assigned to: None
Originator Email: address@hidden
Status: Open
Summary: asin (acos) & atan problem (64K boundary)
Original Submission: When crossing 64K boundary asin, acos and atan give
incorrect results.
Follow-up Comments
------------------
-------------------------------------------------------
Date: Mon 10/18/2004 at 17:29 By: Eric Weddington <arcanum>
The reason why this is happening is that acos() calls asin(), and asin() and
atan() are both implemented using tables. The data tables are loaded with a 16
bit pointer, hence only work in the lowest 64K address space.
For detailed info, follow this link:
<http://savannah.nongnu.org/bugs/?func=detailitem&item_id=9348>
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