Date: Sat, 20 Mar 2010 05:21:14 +0000 (UTC) From: Neel Natu <neel@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/mips/sibyte sb_asm.S Message-ID: <201003200521.o2K5LQdK050694@repoman.freebsd.org>
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neel 2010-03-20 05:21:14 UTC
FreeBSD src repository
Modified files:
sys/mips/sibyte sb_asm.S
Log:
SVN rev 205363 on 2010-03-20 05:21:14Z by neel
Make sure that the registers 'v0' and 'v1' are properly sign-extended
when sb_load64() returns.
Some 32-bit arithmetic operations (e.g. subu) have unpredicatable results
when operating on 64-bit registers that are not properly sign-extended.
Revision Changes Path
1.5 +4 -4 src/sys/mips/sibyte/sb_asm.S
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