mirror of https://github.com/gcc-mirror/gcc.git
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/* Print wide integers.
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Copyright (C) 2013-2024 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 3, or (at your option) any
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later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef WIDE_INT_PRINT_H
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#define WIDE_INT_PRINT_H
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#include <stdio.h>
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#define WIDE_INT_PRINT_BUFFER_SIZE (WIDE_INT_MAX_INL_PRECISION / 4 + 4)
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/* Printing functions. */
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extern void print_dec (const wide_int_ref &wi, char *buf, signop sgn);
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extern void print_dec (const wide_int_ref &wi, FILE *file, signop sgn);
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extern void print_decs (const wide_int_ref &wi, char *buf);
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extern void print_decs (const wide_int_ref &wi, FILE *file);
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extern void print_decu (const wide_int_ref &wi, char *buf);
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extern void print_decu (const wide_int_ref &wi, FILE *file);
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extern void print_hex (const wide_int_ref &wi, char *buf);
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extern void print_hex (const wide_int_ref &wi, FILE *file);
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extern void pp_wide_int_large (pretty_printer *, const wide_int_ref &, signop);
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inline bool
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print_dec_buf_size (const wide_int_ref &wi, signop sgn, unsigned int *len)
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{
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unsigned int l = wi.get_len ();
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if ((l != 1 || sgn == UNSIGNED) && wi::neg_p (wi))
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l = WIDE_INT_MAX_HWIS (wi.get_precision ());
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l = l * HOST_BITS_PER_WIDE_INT / 3 + 3;
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*len = l;
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return UNLIKELY (l > WIDE_INT_PRINT_BUFFER_SIZE);
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}
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inline bool
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print_decs_buf_size (const wide_int_ref &wi, unsigned int *len)
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{
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return print_dec_buf_size (wi, SIGNED, len);
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}
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inline bool
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print_decu_buf_size (const wide_int_ref &wi, unsigned int *len)
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{
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return print_dec_buf_size (wi, UNSIGNED, len);
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}
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inline bool
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print_hex_buf_size (const wide_int_ref &wi, unsigned int *len)
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{
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unsigned int l;
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if (wi::neg_p (wi))
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l = WIDE_INT_MAX_HWIS (wi.get_precision ());
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else
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l = wi.get_len ();
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l = l * HOST_BITS_PER_WIDE_INT / 4 + 4;
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*len = l;
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return UNLIKELY (l > WIDE_INT_PRINT_BUFFER_SIZE);
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}
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#endif /* WIDE_INT_PRINT_H */
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