diff options
Diffstat (limited to 'gcc/wide-int-print.h')
| -rw-r--r-- | gcc/wide-int-print.h | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/gcc/wide-int-print.h b/gcc/wide-int-print.h index 5aca037..191c7f7 100644 --- a/gcc/wide-int-print.h +++ b/gcc/wide-int-print.h @@ -22,7 +22,7 @@ along with GCC; see the file COPYING3. If not see #include <stdio.h> -#define WIDE_INT_PRINT_BUFFER_SIZE (WIDE_INT_MAX_PRECISION / 4 + 4) +#define WIDE_INT_PRINT_BUFFER_SIZE (WIDE_INT_MAX_INL_PRECISION / 4 + 4) /* Printing functions. */ @@ -36,4 +36,40 @@ extern void print_hex (const wide_int_ref &wi, char *buf); extern void print_hex (const wide_int_ref &wi, FILE *file); extern void pp_wide_int_large (pretty_printer *, const wide_int_ref &, signop); +inline bool +print_dec_buf_size (const wide_int_ref &wi, signop sgn, unsigned int *len) +{ + unsigned int l = wi.get_len (); + if ((l != 1 || sgn == UNSIGNED) && wi::neg_p (wi)) + l = WIDE_INT_MAX_HWIS (wi.get_precision ()); + l = l * HOST_BITS_PER_WIDE_INT / 3 + 3; + *len = l; + return UNLIKELY (l > WIDE_INT_PRINT_BUFFER_SIZE); +} + +inline bool +print_decs_buf_size (const wide_int_ref &wi, unsigned int *len) +{ + return print_dec_buf_size (wi, SIGNED, len); +} + +inline bool +print_decu_buf_size (const wide_int_ref &wi, unsigned int *len) +{ + return print_dec_buf_size (wi, UNSIGNED, len); +} + +inline bool +print_hex_buf_size (const wide_int_ref &wi, unsigned int *len) +{ + unsigned int l; + if (wi::neg_p (wi)) + l = WIDE_INT_MAX_HWIS (wi.get_precision ()); + else + l = wi.get_len (); + l = l * HOST_BITS_PER_WIDE_INT / 4 + 4; + *len = l; + return UNLIKELY (l > WIDE_INT_PRINT_BUFFER_SIZE); +} + #endif /* WIDE_INT_PRINT_H */ |