diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/include/asm/ptrace.h | 8 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh3/entry.S | 5 |
2 files changed, 4 insertions, 9 deletions
diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index 12912ab80c1..81c6568fdb3 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -122,14 +122,12 @@ extern void user_disable_single_step(struct task_struct *); #ifdef CONFIG_SH_DSP #define task_pt_regs(task) \ ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE \ - - sizeof(struct pt_dspregs) - sizeof(unsigned long)) - 1) + - sizeof(struct pt_dspregs)) - 1) #define task_pt_dspregs(task) \ - ((struct pt_dspregs *) (task_stack_page(task) + THREAD_SIZE \ - - sizeof(unsigned long)) - 1) + ((struct pt_dspregs *) (task_stack_page(task) + THREAD_SIZE) - 1) #else #define task_pt_regs(task) \ - ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE \ - - sizeof(unsigned long)) - 1) + ((struct pt_regs *) (task_stack_page(task) + THREAD_SIZE) - 1) #endif static inline unsigned long profile_pc(struct pt_regs *regs) 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 |