Kyrill Tkachov <[email protected]> writes:
> +static rtx
> +simplify_cond_clz_ctz (rtx x, rtx_code cmp_code, rtx true_val, rtx false_val)
> +{
> + if (cmp_code != EQ && cmp_code != NE)
> + return NULL_RTX;
> +
> + /* Result on X == 0 and X !=0 respectively. */
> + rtx on_zero, on_nonzero;
> + if (cmp_code == EQ)
> + {
> + on_zero = true_val;
> + on_nonzero = false_val;
> + }
> + else
> + {
> + on_zero = false_val;
> + on_nonzero = true_val;
> + }
> +
> + rtx_code op_code = GET_CODE (on_nonzero);
> + if ((op_code != CLZ && op_code != CTZ)
> + || !rtx_equal_p (XEXP (on_nonzero, 0), x)
> + || !CONST_INT_P (on_zero))
> + return NULL_RTX;
> +
> + HOST_WIDE_INT op_val;
> + machine_mode mode = GET_MODE (on_nonzero);
> + if (((op_code == CLZ && CLZ_DEFINED_VALUE_AT_ZERO (mode, op_val))
> + || (op_code == CTZ && CTZ_DEFINED_VALUE_AT_ZERO (mode, op_val)))
> + && op_val == INTVAL (on_zero))
> + return on_nonzero;
> +
> + return NULL_RTX;
> +}
../../gcc/simplify-rtx.c: In function 'rtx_def* simplify_cond_clz_ctz(rtx,
rtx_code, rtx, rtx)':
../../gcc/simplify-rtx.c:5304:16: error: unused variable 'mode'
[-Werror=unused-variable]
machine_mode mode = GET_MODE (on_nonzero);
^~~~
Andreas.
--
Andreas Schwab, SUSE Labs, [email protected]
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
