On Mon, Apr 17, 2023 at 11:27:28PM +0200, Uros Bizjak via Gcc-patches wrote:
> --- a/gcc/rtl.h
> +++ b/gcc/rtl.h
> @@ -1972,6 +1972,13 @@ set_regno_raw (rtx x, unsigned int regno, unsigned int
> nregs)
> /* 1 if the given register number REG_NO corresponds to a hard register. */
> #define HARD_REGISTER_NUM_P(REG_NO) ((REG_NO) < FIRST_PSEUDO_REGISTER)
>
> +/* 1 if the given register REG corresponds to a virtual register. */
> +#define VIRTUAL_REGISTER_P(REG) (VIRTUAL_REGISTER_NUM_P (REGNO (REG)))
> +
> +/* 1 if the given register number REG_NO corresponds to a virtual register.
> */
> +#define VIRTUAL_REGISTER_NUM_P(REG_NO)
> \
> + (IN_RANGE (REG_NO, FIRST_VIRTUAL_REGISTER, LAST_VIRTUAL_REGISTER))
Why the ()s around both definitions?
IN_RANGE adds its own and anything on top of that is just superfluous.
Jakub
