source-changes: CVS commit: syssrc/sys/arch/arm/arm32

Subject: CVS commit: syssrc/sys/arch/arm/arm32
To: None <source-changes@netbsd.org>
From: Ben Harris <bjh21@netbsd.org>
List: source-changes
Date: 10/19/2002 02:06:33

Module Name:	syssrc
Committed By:	bjh21
Date:		Fri Oct 18 23:06:33 UTC 2002

Modified Files:
	syssrc/sys/arch/arm/arm32: cpuswitch.S

Log Message:
The grand cpu_switch register reshuffle!

In particular, use r8 to hold the old process, and r7 for medium-term
scratch, saving r0-r3 for things we don't need saved over function
calls.  This gets rid of five register-to-register MOVs.


To generate a diff of this commit:
cvs rdiff -r1.26 -r1.27 syssrc/sys/arch/arm/arm32/cpuswitch.S

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.