PERFORCE change 116217 for review

[Oleksandr Tymoshenko]

http://perforce.freebsd.org/chv.cgi?CH=116217

Change 116217 by gonzo at gonzo_jeeves on 2007/03/20 16:46:42

	o Add handling of asynchronous software trap to fork_trampoline.
	o Minor cleanup.

Affected files ...

.. //depot/projects/mips2/src/sys/mips/mips/swtch.S#9 edit

Differences ...

==== //depot/projects/mips2/src/sys/mips/mips/swtch.S#9 (text+ko) ====

@@ -179,22 +179,19 @@
         nop
         nop
 
-
 	move	a0, s0
 	move	a1, s1
 	move	a2, s2
 	jal	fork_exit
 	nop
 
-	/* XXX AST */
+	DO_AST
 
 	.set at
 	lw	t2, pcpup
 	.set noat
 	lw	t3, PC_CURTHREAD(t2)
-	lw	t0, TD_FRAME(t3)
-
-	move	k1, t0
+	lw	k1, TD_FRAME(t3)
 	jal	exception_restore_registers
 	nop
 	eret