From 4f099ebb27211d378304ddcfa507097f5128f5b9 Mon Sep 17 00:00:00 2001 From: Magnus Damm Date: Mon, 23 Feb 2009 07:16:34 +0000 Subject: sh: remove EXPEVT vector from stack on sh3/sh4/sh4a Remove EXPEVT vector from the stack, lookup_exception_vector() for sh3/sh4/sh4a is already using k2 to get the vector. Signed-off-by: Magnus Damm Signed-off-by: Paul Mundt --- arch/sh/kernel/cpu/sh3/entry.S | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'arch/sh/kernel') diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index cbffbffce35..0271fe08de2 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -312,7 +312,6 @@ skip_restore: mov #0, k1 mov.b k1, @k0 #endif - mov.l @r15+, k2 ! restore EXPEVT mov k4, r15 rte nop @@ -487,20 +486,18 @@ handle_exception_special: .align L1_CACHE_SHIFT ! save_regs() -! - save vector, default tra, macl, mach, gbr, ssr, pr* and spc on the stack +! - save default tra, macl, mach, gbr, ssr, pr* and spc on the stack ! - save r15*, r14, r13, r12, r11, r10, r9, r8 on the stack ! - switch bank ! - save r7, r6, r5, r4, r3, r2, r1, r0 on the stack ! k0 contains original stack pointer* ! k1 trashed -! k2 passes vector (EXPEVT) ! k3 passes original pr* ! k4 trashed ! BL=1 on entry, on exit BL=0. save_regs: mov #-1, r1 - mov.l k2, @-r15 ! vector in k2 mov.l k1, @-r15 ! set TRA (default: -1) sts.l macl, @-r15 sts.l mach, @-r15 -- cgit v1.2.3