diff options
Diffstat (limited to 'gcc/config/avr/avr.c')
| -rw-r--r-- | gcc/config/avr/avr.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c index d08d89f..2c562e9 100644 --- a/gcc/config/avr/avr.c +++ b/gcc/config/avr/avr.c @@ -90,6 +90,7 @@ static rtx avr_builtin_setjmp_frame_value (void); static bool avr_hard_regno_scratch_ok (unsigned int); static unsigned int avr_case_values_threshold (void); static bool avr_frame_pointer_required_p (void); +static bool avr_can_eliminate (const int, const int); /* Allocate registers from r25 to r8 for parameters for function calls. */ #define FIRST_CUM_REG 26 @@ -191,6 +192,8 @@ static const struct attribute_spec avr_attribute_table[] = #undef TARGET_FRAME_POINTER_REQUIRED #define TARGET_FRAME_POINTER_REQUIRED avr_frame_pointer_required_p +#undef TARGET_CAN_ELIMINATE +#define TARGET_CAN_ELIMINATE avr_can_eliminate struct gcc_target targetm = TARGET_INITIALIZER; @@ -428,7 +431,7 @@ avr_regs_to_save (HARD_REG_SET *set) /* Return true if register FROM can be eliminated via register TO. */ bool -avr_can_eliminate (int from, int to) +avr_can_eliminate (const int from, const int to) { return ((from == ARG_POINTER_REGNUM && to == FRAME_POINTER_REGNUM) || ((from == FRAME_POINTER_REGNUM |