[PATCH][v850] Remove some unneeded register saving on the v850

[Miles Bader]

These registers are now saved in a difference place, but the old code
was inadvertently left in.

diff -ruN -X../cludes linux-2.5.68-uc0/arch/v850/kernel/entry.S linux-2.5.68-uc0-v850-20030421/arch/v850/kernel/entry.S
--- linux-2.5.68-uc0/arch/v850/kernel/entry.S	2003-04-21 10:52:40.000000000 +0900
+++ linux-2.5.68-uc0-v850-20030421/arch/v850/kernel/entry.S	2003-04-21 11:27:09.000000000 +0900
@@ -610,10 +627,9 @@
 	br	restore_extra_regs_and_ret_from_trap
 END(sys_sigreturn_wrapper)
 L_ENTRY(sys_rt_sigreturn_wrapper):
-        SAVE_EXTRA_STATE(TRAP)		// Save state not saved by entry.
 	movea	PTO, sp, r6		// add user context as 1st arg
 	mov	hilo(CSYM(sys_rt_sigreturn)), r18	// syscall function
-	jarl	save_extra_state_tramp, lp	// Save state and do it
+	jarl	save_extra_state_tramp, lp	 // Save state and do it
 	br	restore_extra_regs_and_ret_from_trap
 END(sys_rt_sigreturn_wrapper)