diff options
Diffstat (limited to 'arch/xtensa/include/asm/processor.h')
| -rw-r--r-- | arch/xtensa/include/asm/processor.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h index 86ffcd68e496..30ee8c608853 100644 --- a/arch/xtensa/include/asm/processor.h +++ b/arch/xtensa/include/asm/processor.h @@ -113,6 +113,21 @@ */ #define MAKE_PC_FROM_RA(ra,sp) (((ra) & 0x3fffffff) | ((sp) & 0xc0000000)) +/* Spill slot location for the register reg in the spill area under the stack + * pointer sp. reg must be in the range [0..4). + */ +#define SPILL_SLOT(sp, reg) (*(((unsigned long *)(sp)) - 4 + (reg))) + +/* Spill slot location for the register reg in the spill area under the stack + * pointer sp for the call8. reg must be in the range [4..8). + */ +#define SPILL_SLOT_CALL8(sp, reg) (*(((unsigned long *)(sp)) - 12 + (reg))) + +/* Spill slot location for the register reg in the spill area under the stack + * pointer sp for the call12. reg must be in the range [4..12). + */ +#define SPILL_SLOT_CALL12(sp, reg) (*(((unsigned long *)(sp)) - 16 + (reg))) + typedef struct { unsigned long seg; } mm_segment_t; @@ -198,8 +213,6 @@ struct mm_struct; #define release_segments(mm) do { } while(0) #define forget_segments() do { } while (0) -#define thread_saved_pc(tsk) (task_pt_regs(tsk)->pc) - extern unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) |