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Diffstat (limited to 'arch/sh/include/asm/processor_32.h')
-rw-r--r--arch/sh/include/asm/processor_32.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index 50b8c9c3fa4..a359898206e 100644
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -90,11 +90,15 @@ struct sh_fpu_soft_struct {
unsigned long entry_pc;
};
-union sh_fpu_union {
- struct sh_fpu_hard_struct hard;
- struct sh_fpu_soft_struct soft;
+union thread_xstate {
+ struct sh_fpu_hard_struct hardfpu;
+ struct sh_fpu_soft_struct softfpu;
};
+extern unsigned int xstate_size;
+extern void free_thread_xstate(struct task_struct *);
+extern struct kmem_cache *task_xstate_cachep;
+
struct thread_struct {
/* Saved registers when thread is descheduled */
unsigned long sp;
@@ -103,13 +107,13 @@ struct thread_struct {
/* Hardware debugging registers */
unsigned long ubc_pc;
- /* floating point info */
- union sh_fpu_union fpu;
-
#ifdef CONFIG_SH_DSP
/* Dsp status information */
struct sh_dsp_struct dsp_status;
#endif
+
+ /* Extended processor state */
+ union thread_xstate *xstate;
};
/* Count of active tasks with UBC settings */