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[Bug ports/15492] ARM fesetenv doesn't preserve RunFast (reserved bits out of date)
- From: "joseph at codesourcery dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Mon, 20 May 2013 12:12:32 +0000
- Subject: [Bug ports/15492] ARM fesetenv doesn't preserve RunFast (reserved bits out of date)
- Auto-submitted: auto-generated
- References: <bug-15492-131 at http dot sourceware dot org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=15492
--- Comment #1 from joseph at codesourcery dot com <joseph at codesourcery dot com> 2013-05-20 12:12:32 UTC ---
On Mon, 20 May 2013, adam at spicenitz dot org wrote:
> http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0438h/CDEFCBDC.html
>
> Given this new documentation, perhaps _FPU_RESERVED should now read as 0x8FF60.
You're looking at documentation for one particular processor, which lists
as reserved bits that on other processors aren't reserved (e.g. trap
enable bits). DDI0406C suggests the correct reserved bits are 0x86060.
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