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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /libquadmath/printf
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Diffstat (limited to 'libquadmath/printf')
-rw-r--r--libquadmath/printf/_i18n_number.h139
-rw-r--r--libquadmath/printf/_itoa.h77
-rw-r--r--libquadmath/printf/_itowa.h83
-rw-r--r--libquadmath/printf/add_n.c62
-rw-r--r--libquadmath/printf/addmul_1.c64
-rw-r--r--libquadmath/printf/cmp.c56
-rw-r--r--libquadmath/printf/divrem.c244
-rw-r--r--libquadmath/printf/flt1282mpn.c136
-rw-r--r--libquadmath/printf/fpioconst.c463
-rw-r--r--libquadmath/printf/fpioconst.h64
-rw-r--r--libquadmath/printf/gmp-impl.h181
-rw-r--r--libquadmath/printf/lshift.c87
-rw-r--r--libquadmath/printf/mul.c148
-rw-r--r--libquadmath/printf/mul_1.c58
-rw-r--r--libquadmath/printf/mul_n.c220
-rw-r--r--libquadmath/printf/printf_fp.c1306
-rw-r--r--libquadmath/printf/printf_fphex.c463
-rw-r--r--libquadmath/printf/quadmath-printf.c422
-rw-r--r--libquadmath/printf/quadmath-printf.h186
-rw-r--r--libquadmath/printf/rshift.c88
-rw-r--r--libquadmath/printf/sub_n.c62
-rw-r--r--libquadmath/printf/submul_1.c64
22 files changed, 4673 insertions, 0 deletions
diff --git a/libquadmath/printf/_i18n_number.h b/libquadmath/printf/_i18n_number.h
new file mode 100644
index 000000000..80065d88b
--- /dev/null
+++ b/libquadmath/printf/_i18n_number.h
@@ -0,0 +1,139 @@
+/* Copyright (C) 2000, 2004, 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.org>, 2000.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Look up the value of the next multibyte character and return its numerical
+ value if it is one of the digits known in the locale. If *DECIDED is
+ -1 this means it is not yet decided which form it is and we have to
+ search through all available digits. Otherwise we know which script
+ the digits are from. */
+static inline char *
+outdigit_value (char *s, int n)
+{
+ const char *outdigit;
+ size_t dlen;
+
+ assert (0 <= n && n <= 9);
+ outdigit = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB + n);
+ dlen = strlen (outdigit);
+
+ s -= dlen;
+ while (dlen-- > 0)
+ s[dlen] = outdigit[dlen];
+
+ return s;
+}
+
+/* Look up the value of the next multibyte character and return its numerical
+ value if it is one of the digits known in the locale. If *DECIDED is
+ -1 this means it is not yet decided which form it is and we have to
+ search through all available digits. Otherwise we know which script
+ the digits are from. */
+static inline wchar_t
+outdigitwc_value (int n)
+{
+ assert (0 <= n && n <= 9);
+
+ return nl_langinfo_wc (_NL_CTYPE_OUTDIGIT0_WC + n);
+}
+
+static char *
+_i18n_number_rewrite (char *w, char *rear_ptr, char *end)
+{
+ char decimal[MB_LEN_MAX + 1];
+ char thousands[MB_LEN_MAX + 1];
+
+ /* "to_outpunct" is a map from ASCII decimal point and thousands-sep
+ to their equivalent in locale. This is defined for locales which
+ use extra decimal point and thousands-sep. */
+ wctrans_t map = wctrans ("to_outpunct");
+ wint_t wdecimal = towctrans (L_('.'), map);
+ wint_t wthousands = towctrans (L_(','), map);
+
+ if (__builtin_expect (map != NULL, 0))
+ {
+ mbstate_t state;
+ memset (&state, '\0', sizeof (state));
+
+ size_t n = wcrtomb (decimal, wdecimal, &state);
+ if (n == (size_t) -1)
+ memcpy (decimal, ".", 2);
+ else
+ decimal[n] = '\0';
+
+ memset (&state, '\0', sizeof (state));
+
+ n = wcrtomb (thousands, wthousands, &state);
+ if (n == (size_t) -1)
+ memcpy (thousands, ",", 2);
+ else
+ thousands[n] = '\0';
+ }
+
+ /* Copy existing string so that nothing gets overwritten. */
+ char *src;
+ int use_alloca = (rear_ptr - w) < 4096;
+ if (__builtin_expect (use_alloca, 1))
+ src = (char *) alloca (rear_ptr - w);
+ else
+ {
+ src = (char *) malloc (rear_ptr - w);
+ if (src == NULL)
+ /* If we cannot allocate the memory don't rewrite the string.
+ It is better than nothing. */
+ return w;
+ }
+
+ memcpy (src, w, rear_ptr - w);
+ char *s = src + (rear_ptr - w);
+
+ w = end;
+
+ /* Process all characters in the string. */
+ while (--s >= src)
+ {
+ if (*s >= '0' && *s <= '9')
+ {
+ if (sizeof (char) == 1)
+ w = (char *) outdigit_value ((char *) w, *s - '0');
+ else
+ *--w = (char) outdigitwc_value (*s - '0');
+ }
+ else if (__builtin_expect (map == NULL, 1) || (*s != '.' && *s != ','))
+ *--w = *s;
+ else
+ {
+ if (sizeof (char) == 1)
+ {
+ const char *outpunct = *s == '.' ? decimal : thousands;
+ size_t dlen = strlen (outpunct);
+
+ w -= dlen;
+ while (dlen-- > 0)
+ w[dlen] = outpunct[dlen];
+ }
+ else
+ *--w = *s == '.' ? (char) wdecimal : (char) wthousands;
+ }
+ }
+
+ if (! use_alloca)
+ free (src);
+
+ return w;
+}
diff --git a/libquadmath/printf/_itoa.h b/libquadmath/printf/_itoa.h
new file mode 100644
index 000000000..a0cd2b05c
--- /dev/null
+++ b/libquadmath/printf/_itoa.h
@@ -0,0 +1,77 @@
+/* Internal function for converting integers to ASCII.
+ Copyright (C) 1994-1999,2002,2003,2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _ITOA_H
+#define _ITOA_H
+
+/* Convert VALUE into ASCII in base BASE (2..16).
+ Write backwards starting the character just before BUFLIM.
+ Return the address of the first (left-to-right) character in the number.
+ Use upper case letters iff UPPER_CASE is nonzero. */
+
+static const char _itoa_lower_digits[16] = "0123456789abcdef";
+static const char _itoa_upper_digits[16] = "0123456789ABCDEF";
+
+static inline char * __attribute__ ((unused, always_inline))
+_itoa_word (unsigned long value, char *buflim,
+ unsigned int base, int upper_case)
+{
+ const char *digits = (upper_case ? _itoa_upper_digits : _itoa_lower_digits);
+
+ switch (base)
+ {
+# define SPECIAL(Base) \
+ case Base: \
+ do \
+ *--buflim = digits[value % Base]; \
+ while ((value /= Base) != 0); \
+ break
+
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--buflim = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return buflim;
+}
+
+static inline char * __attribute__ ((unused, always_inline))
+_itoa (uint64_t value, char *buflim,
+ unsigned int base, int upper_case)
+{
+ const char *digits = (upper_case ? _itoa_upper_digits : _itoa_lower_digits);
+
+ switch (base)
+ {
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--buflim = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return buflim;
+}
+# undef SPECIAL
+
+#endif /* itoa.h */
diff --git a/libquadmath/printf/_itowa.h b/libquadmath/printf/_itowa.h
new file mode 100644
index 000000000..4717b5c65
--- /dev/null
+++ b/libquadmath/printf/_itowa.h
@@ -0,0 +1,83 @@
+/* Internal function for converting integers to ASCII.
+ Copyright (C) 1994,95,96,97,98,99,2002,2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _ITOWA_H
+#define _ITOWA_H 1
+
+/* Convert VALUE into ASCII in base BASE (2..16).
+ Write backwards starting the character just before BUFLIM.
+ Return the address of the first (left-to-right) character in the number.
+ Use upper case letters iff UPPER_CASE is nonzero. */
+
+static const wchar_t _itowa_lower_digits[16] = L_("0123456789abcdef");
+static const wchar_t _itowa_upper_digits[16] = L_("0123456789ABCDEF");
+
+static inline wchar_t *
+__attribute__ ((unused, always_inline))
+_itowa_word (unsigned long value, wchar_t *buflim,
+ unsigned int base, int upper_case)
+{
+ const wchar_t *digits = (upper_case
+ ? _itowa_upper_digits : _itowa_lower_digits);
+ wchar_t *bp = buflim;
+
+ switch (base)
+ {
+#define SPECIAL(Base) \
+ case Base: \
+ do \
+ *--bp = digits[value % Base]; \
+ while ((value /= Base) != 0); \
+ break
+
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--bp = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return bp;
+}
+
+static inline wchar_t *
+__attribute__ ((unused, always_inline))
+_itowa (uint64_t value, wchar_t *buflim,
+ unsigned int base, int upper_case)
+{
+ const wchar_t *digits = (upper_case
+ ? _itowa_upper_digits : _itowa_lower_digits);
+ wchar_t *bp = buflim;
+
+ switch (base)
+ {
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--bp = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return bp;
+}
+#undef SPECIAL
+
+#endif /* itowa.h */
diff --git a/libquadmath/printf/add_n.c b/libquadmath/printf/add_n.c
new file mode 100644
index 000000000..749cf3ee8
--- /dev/null
+++ b/libquadmath/printf/add_n.c
@@ -0,0 +1,62 @@
+/* mpn_add_n -- Add two limb vectors of equal, non-zero length.
+
+Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+mp_limb_t
+#if __STDC__
+mpn_add_n (mp_ptr res_ptr, mp_srcptr s1_ptr, mp_srcptr s2_ptr, mp_size_t size)
+#else
+mpn_add_n (res_ptr, s1_ptr, s2_ptr, size)
+ register mp_ptr res_ptr;
+ register mp_srcptr s1_ptr;
+ register mp_srcptr s2_ptr;
+ mp_size_t size;
+#endif
+{
+ register mp_limb_t x, y, cy;
+ register mp_size_t j;
+
+ /* The loop counter and index J goes from -SIZE to -1. This way
+ the loop becomes faster. */
+ j = -size;
+
+ /* Offset the base pointers to compensate for the negative indices. */
+ s1_ptr -= j;
+ s2_ptr -= j;
+ res_ptr -= j;
+
+ cy = 0;
+ do
+ {
+ y = s2_ptr[j];
+ x = s1_ptr[j];
+ y += cy; /* add previous carry to one addend */
+ cy = (y < cy); /* get out carry from that addition */
+ y = x + y; /* add other addend */
+ cy = (y < x) + cy; /* get out carry from that add, combine */
+ res_ptr[j] = y;
+ }
+ while (++j != 0);
+
+ return cy;
+}
diff --git a/libquadmath/printf/addmul_1.c b/libquadmath/printf/addmul_1.c
new file mode 100644
index 000000000..f527f9848
--- /dev/null
+++ b/libquadmath/printf/addmul_1.c
@@ -0,0 +1,64 @@
+/* mpn_addmul_1 -- multiply the S1_SIZE long limb vector pointed to by S1_PTR
+ by S2_LIMB, add the S1_SIZE least significant limbs of the product to the
+ limb vector pointed to by RES_PTR. Return the most significant limb of
+ the product, adjusted for carry-out from the addition.
+
+Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+mp_limb_t
+mpn_addmul_1 (res_ptr, s1_ptr, s1_size, s2_limb)
+ register mp_ptr res_ptr;
+ register mp_srcptr s1_ptr;
+ mp_size_t s1_size;
+ register mp_limb_t s2_limb;
+{
+ register mp_limb_t cy_limb;
+ register mp_size_t j;
+ register mp_limb_t prod_high, prod_low;
+ register mp_limb_t x;
+
+ /* The loop counter and index J goes from -SIZE to -1. This way
+ the loop becomes faster. */
+ j = -s1_size;
+
+ /* Offset the base pointers to compensate for the negative indices. */
+ res_ptr -= j;
+ s1_ptr -= j;
+
+ cy_limb = 0;
+ do
+ {
+ umul_ppmm (prod_high, prod_low, s1_ptr[j], s2_limb);
+
+ prod_low += cy_limb;
+ cy_limb = (prod_low < cy_limb) + prod_high;
+
+ x = res_ptr[j];
+ prod_low = x + prod_low;
+ cy_limb += (prod_low < x);
+ res_ptr[j] = prod_low;
+ }
+ while (++j != 0);
+
+ return cy_limb;
+}
diff --git a/libquadmath/printf/cmp.c b/libquadmath/printf/cmp.c
new file mode 100644
index 000000000..a4be43e2a
--- /dev/null
+++ b/libquadmath/printf/cmp.c
@@ -0,0 +1,56 @@
+/* mpn_cmp -- Compare two low-level natural-number integers.
+
+Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Compare OP1_PTR/OP1_SIZE with OP2_PTR/OP2_SIZE.
+ There are no restrictions on the relative sizes of
+ the two arguments.
+ Return 1 if OP1 > OP2, 0 if they are equal, and -1 if OP1 < OP2. */
+
+int
+#if __STDC__
+mpn_cmp (mp_srcptr op1_ptr, mp_srcptr op2_ptr, mp_size_t size)
+#else
+mpn_cmp (op1_ptr, op2_ptr, size)
+ mp_srcptr op1_ptr;
+ mp_srcptr op2_ptr;
+ mp_size_t size;
+#endif
+{
+ mp_size_t i;
+ mp_limb_t op1_word, op2_word;
+
+ for (i = size - 1; i >= 0; i--)
+ {
+ op1_word = op1_ptr[i];
+ op2_word = op2_ptr[i];
+ if (op1_word != op2_word)
+ goto diff;
+ }
+ return 0;
+ diff:
+ /* This can *not* be simplified to
+ op2_word - op2_word
+ since that expression might give signed overflow. */
+ return (op1_word > op2_word) ? 1 : -1;
+}
diff --git a/libquadmath/printf/divrem.c b/libquadmath/printf/divrem.c
new file mode 100644
index 000000000..944d1a0c0
--- /dev/null
+++ b/libquadmath/printf/divrem.c
@@ -0,0 +1,244 @@
+/* mpn_divrem -- Divide natural numbers, producing both remainder and
+ quotient.
+
+Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Divide num (NP/NSIZE) by den (DP/DSIZE) and write
+ the NSIZE-DSIZE least significant quotient limbs at QP
+ and the DSIZE long remainder at NP. If QEXTRA_LIMBS is
+ non-zero, generate that many fraction bits and append them after the
+ other quotient limbs.
+ Return the most significant limb of the quotient, this is always 0 or 1.
+
+ Preconditions:
+ 0. NSIZE >= DSIZE.
+ 1. The most significant bit of the divisor must be set.
+ 2. QP must either not overlap with the input operands at all, or
+ QP + DSIZE >= NP must hold true. (This means that it's
+ possible to put the quotient in the high part of NUM, right after the
+ remainder in NUM.
+ 3. NSIZE >= DSIZE, even if QEXTRA_LIMBS is non-zero. */
+
+mp_limb_t
+#if __STDC__
+mpn_divrem (mp_ptr qp, mp_size_t qextra_limbs,
+ mp_ptr np, mp_size_t nsize,
+ mp_srcptr dp, mp_size_t dsize)
+#else
+mpn_divrem (qp, qextra_limbs, np, nsize, dp, dsize)
+ mp_ptr qp;
+ mp_size_t qextra_limbs;
+ mp_ptr np;
+ mp_size_t nsize;
+ mp_srcptr dp;
+ mp_size_t dsize;
+#endif
+{
+ mp_limb_t most_significant_q_limb = 0;
+
+ switch (dsize)
+ {
+ case 0:
+ /* We are asked to divide by zero, so go ahead and do it! (To make
+ the compiler not remove this statement, return the value.) */
+ return 1 / dsize;
+
+ case 1:
+ {
+ mp_size_t i;
+ mp_limb_t n1;
+ mp_limb_t d;
+
+ d = dp[0];
+ n1 = np[nsize - 1];
+
+ if (n1 >= d)
+ {
+ n1 -= d;
+ most_significant_q_limb = 1;
+ }
+
+ qp += qextra_limbs;
+ for (i = nsize - 2; i >= 0; i--)
+ udiv_qrnnd (qp[i], n1, n1, np[i], d);
+ qp -= qextra_limbs;
+
+ for (i = qextra_limbs - 1; i >= 0; i--)
+ udiv_qrnnd (qp[i], n1, n1, 0, d);
+
+ np[0] = n1;
+ }
+ break;
+
+ case 2:
+ {
+ mp_size_t i;
+ mp_limb_t n1, n0, n2;
+ mp_limb_t d1, d0;
+
+ np += nsize - 2;
+ d1 = dp[1];
+ d0 = dp[0];
+ n1 = np[1];
+ n0 = np[0];
+
+ if (n1 >= d1 && (n1 > d1 || n0 >= d0))
+ {
+ sub_ddmmss (n1, n0, n1, n0, d1, d0);
+ most_significant_q_limb = 1;
+ }
+
+ for (i = qextra_limbs + nsize - 2 - 1; i >= 0; i--)
+ {
+ mp_limb_t q;
+ mp_limb_t r;
+
+ if (i >= qextra_limbs)
+ np--;
+ else
+ np[0] = 0;
+
+ if (n1 == d1)
+ {
+ /* Q should be either 111..111 or 111..110. Need special
+ treatment of this rare case as normal division would
+ give overflow. */
+ q = ~(mp_limb_t) 0;
+
+ r = n0 + d1;
+ if (r < d1) /* Carry in the addition? */
+ {
+ add_ssaaaa (n1, n0, r - d0, np[0], 0, d0);
+ qp[i] = q;
+ continue;
+ }
+ n1 = d0 - (d0 != 0);
+ n0 = -d0;
+ }
+ else
+ {
+ udiv_qrnnd (q, r, n1, n0, d1);
+ umul_ppmm (n1, n0, d0, q);
+ }
+
+ n2 = np[0];
+ q_test:
+ if (n1 > r || (n1 == r && n0 > n2))
+ {
+ /* The estimated Q was too large. */
+ q--;
+
+ sub_ddmmss (n1, n0, n1, n0, 0, d0);
+ r += d1;
+ if (r >= d1) /* If not carry, test Q again. */
+ goto q_test;
+ }
+
+ qp[i] = q;
+ sub_ddmmss (n1, n0, r, n2, n1, n0);
+ }
+ np[1] = n1;
+ np[0] = n0;
+ }
+ break;
+
+ default:
+ {
+ mp_size_t i;
+ mp_limb_t dX, d1, n0;
+
+ np += nsize - dsize;
+ dX = dp[dsize - 1];
+ d1 = dp[dsize - 2];
+ n0 = np[dsize - 1];
+
+ if (n0 >= dX)
+ {
+ if (n0 > dX || mpn_cmp (np, dp, dsize - 1) >= 0)
+ {
+ mpn_sub_n (np, np, dp, dsize);
+ n0 = np[dsize - 1];
+ most_significant_q_limb = 1;
+ }
+ }
+
+ for (i = qextra_limbs + nsize - dsize - 1; i >= 0; i--)
+ {
+ mp_limb_t q;
+ mp_limb_t n1, n2;
+ mp_limb_t cy_limb;
+
+ if (i >= qextra_limbs)
+ {
+ np--;
+ n2 = np[dsize];
+ }
+ else
+ {
+ n2 = np[dsize - 1];
+ MPN_COPY_DECR (np + 1, np, dsize);
+ np[0] = 0;
+ }
+
+ if (n0 == dX)
+ /* This might over-estimate q, but it's probably not worth
+ the extra code here to find out. */
+ q = ~(mp_limb_t) 0;
+ else
+ {
+ mp_limb_t r;
+
+ udiv_qrnnd (q, r, n0, np[dsize - 1], dX);
+ umul_ppmm (n1, n0, d1, q);
+
+ while (n1 > r || (n1 == r && n0 > np[dsize - 2]))
+ {
+ q--;
+ r += dX;
+ if (r < dX) /* I.e. "carry in previous addition?" */
+ break;
+ n1 -= n0 < d1;
+ n0 -= d1;
+ }
+ }
+
+ /* Possible optimization: We already have (q * n0) and (1 * n1)
+ after the calculation of q. Taking advantage of that, we
+ could make this loop make two iterations less. */
+
+ cy_limb = mpn_submul_1 (np, dp, dsize, q);
+
+ if (n2 != cy_limb)
+ {
+ mpn_add_n (np, np, dp, dsize);
+ q--;
+ }
+
+ qp[i] = q;
+ n0 = np[dsize - 1];
+ }
+ }
+ }
+
+ return most_significant_q_limb;
+}
diff --git a/libquadmath/printf/flt1282mpn.c b/libquadmath/printf/flt1282mpn.c
new file mode 100644
index 000000000..0105314ef
--- /dev/null
+++ b/libquadmath/printf/flt1282mpn.c
@@ -0,0 +1,136 @@
+/* Copyright (C) 1995,1996,1997,1998,1999,2002,2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <float.h>
+#include <math.h>
+#include <stdlib.h>
+#include "gmp-impl.h"
+
+/* Convert a `__float128' in IEEE854 quad-precision format to a
+ multi-precision integer representing the significand scaled up by its
+ number of bits (113 for long double) and an integral power of two
+ (MPN frexpl). */
+
+mp_size_t
+mpn_extract_flt128 (mp_ptr res_ptr, mp_size_t size,
+ int *expt, int *is_neg,
+ __float128 value)
+{
+ ieee854_float128 u;
+ u.value = value;
+
+ *is_neg = u.ieee.negative;
+ *expt = (int) u.ieee.exponent - IEEE854_FLOAT128_BIAS;
+
+#if BITS_PER_MP_LIMB == 32
+ res_ptr[0] = u.ieee.mant_low; /* Low-order 32 bits of fraction. */
+ res_ptr[1] = (u.ieee.mant_low >> 32);
+ res_ptr[2] = u.ieee.mant_high;
+ res_ptr[3] = (u.ieee.mant_high >> 32); /* High-order 32 bits. */
+ #define N 4
+#elif BITS_PER_MP_LIMB == 64
+ res_ptr[0] = u.ieee.mant_low;
+ res_ptr[1] = u.ieee.mant_high;
+ #define N 2
+#else
+ #error "mp_limb size " BITS_PER_MP_LIMB "not accounted for"
+#endif
+/* The format does not fill the last limb. There are some zeros. */
+#define NUM_LEADING_ZEROS (BITS_PER_MP_LIMB \
+ - (FLT128_MANT_DIG - ((N - 1) * BITS_PER_MP_LIMB)))
+
+ if (u.ieee.exponent == 0)
+ {
+ /* A biased exponent of zero is a special case.
+ Either it is a zero or it is a denormal number. */
+ if (res_ptr[0] == 0 && res_ptr[1] == 0
+ && res_ptr[N - 2] == 0 && res_ptr[N - 1] == 0) /* Assumes N<=4. */
+ /* It's zero. */
+ *expt = 0;
+ else
+ {
+ /* It is a denormal number, meaning it has no implicit leading
+ one bit, and its exponent is in fact the format minimum. */
+ int cnt;
+
+#if N == 2
+ if (res_ptr[N - 1] != 0)
+ {
+ count_leading_zeros (cnt, res_ptr[N - 1]);
+ cnt -= NUM_LEADING_ZEROS;
+ res_ptr[N - 1] = res_ptr[N - 1] << cnt
+ | (res_ptr[0] >> (BITS_PER_MP_LIMB - cnt));
+ res_ptr[0] <<= cnt;
+ *expt = FLT128_MIN_EXP - 1 - cnt;
+ }
+ else
+ {
+ count_leading_zeros (cnt, res_ptr[0]);
+ if (cnt >= NUM_LEADING_ZEROS)
+ {
+ res_ptr[N - 1] = res_ptr[0] << (cnt - NUM_LEADING_ZEROS);
+ res_ptr[0] = 0;
+ }
+ else
+ {
+ res_ptr[N - 1] = res_ptr[0] >> (NUM_LEADING_ZEROS - cnt);
+ res_ptr[0] <<= BITS_PER_MP_LIMB - (NUM_LEADING_ZEROS - cnt);
+ }
+ *expt = FLT128_MIN_EXP - 1
+ - (BITS_PER_MP_LIMB - NUM_LEADING_ZEROS) - cnt;
+ }
+#else
+ int j, k, l;
+
+ for (j = N - 1; j > 0; j--)
+ if (res_ptr[j] != 0)
+ break;
+
+ count_leading_zeros (cnt, res_ptr[j]);
+ cnt -= NUM_LEADING_ZEROS;
+ l = N - 1 - j;
+ if (cnt < 0)
+ {
+ cnt += BITS_PER_MP_LIMB;
+ l--;
+ }
+ if (!cnt)
+ for (k = N - 1; k >= l; k--)
+ res_ptr[k] = res_ptr[k-l];
+ else
+ {
+ for (k = N - 1; k > l; k--)
+ res_ptr[k] = res_ptr[k-l] << cnt
+ | res_ptr[k-l-1] >> (BITS_PER_MP_LIMB - cnt);
+ res_ptr[k--] = res_ptr[0] << cnt;
+ }
+
+ for (; k >= 0; k--)
+ res_ptr[k] = 0;
+ *expt = FLT128_MIN_EXP - 1 - l * BITS_PER_MP_LIMB - cnt;
+#endif
+ }
+ }
+ else
+ /* Add the implicit leading one bit for a normalized number. */
+ res_ptr[N - 1] |= (mp_limb_t) 1 << (FLT128_MANT_DIG - 1
+ - ((N - 1) * BITS_PER_MP_LIMB));
+
+ return N;
+}
diff --git a/libquadmath/printf/fpioconst.c b/libquadmath/printf/fpioconst.c
new file mode 100644
index 000000000..8c67e6f90
--- /dev/null
+++ b/libquadmath/printf/fpioconst.c
@@ -0,0 +1,463 @@
+/* Table of MP integer constants 10^(2^i), used for floating point <-> decimal.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <config.h>
+#include "gmp-impl.h" /* This defines BITS_PER_MP_LIMB. */
+#include "fpioconst.h"
+
+/* First page : 32-bit limbs
+ Second page : 64-bit limbs
+ Last page : table of pointers
+ */
+
+#if BITS_PER_MP_LIMB == 32
+
+/* Table with constants of 10^(2^i), i=0..12 for 32-bit limbs. */
+
+const mp_limb_t __tens[] =
+{
+#define TENS_P0_IDX 0
+#define TENS_P0_SIZE 3
+ [TENS_P0_IDX] = 0x00000000, 0x00000000, 0x0000000a,
+
+#define TENS_P1_IDX (TENS_P0_IDX + TENS_P0_SIZE)
+#define TENS_P1_SIZE 3
+ [TENS_P1_IDX] = 0x00000000, 0x00000000, 0x00000064,
+
+#define TENS_P2_IDX (TENS_P1_IDX + TENS_P1_SIZE)
+#define TENS_P2_SIZE 3
+ [TENS_P2_IDX] = 0x00000000, 0x00000000, 0x00002710,
+
+#define TENS_P3_IDX (TENS_P2_IDX + TENS_P2_SIZE)
+#define TENS_P3_SIZE 3
+ [TENS_P3_IDX] = 0x00000000, 0x00000000, 0x05f5e100,
+
+#define TENS_P4_IDX (TENS_P3_IDX + TENS_P3_SIZE)
+#define TENS_P4_SIZE 4
+ [TENS_P4_IDX] = 0x00000000, 0x00000000, 0x6fc10000, 0x002386f2,
+
+#define TENS_P5_IDX (TENS_P4_IDX + TENS_P4_SIZE)
+#define TENS_P5_SIZE 6
+ [TENS_P5_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x85acef81, 0x2d6d415b,
+ 0x000004ee,
+
+#define TENS_P6_IDX (TENS_P5_IDX + TENS_P5_SIZE)
+#define TENS_P6_SIZE 9
+ [TENS_P6_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0xbf6a1f01,
+ 0x6e38ed64, 0xdaa797ed, 0xe93ff9f4, 0x00184f03,
+
+#define TENS_P7_IDX (TENS_P6_IDX + TENS_P6_SIZE)
+#define TENS_P7_SIZE 16
+ [TENS_P7_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x2e953e01, 0x03df9909, 0x0f1538fd, 0x2374e42f, 0xd3cff5ec,
+ 0xc404dc08, 0xbccdb0da, 0xa6337f19, 0xe91f2603, 0x0000024e,
+
+#define TENS_P8_IDX (TENS_P7_IDX + TENS_P7_SIZE)
+#define TENS_P8_SIZE 29
+ [TENS_P8_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x982e7c01,
+ 0xbed3875b, 0xd8d99f72, 0x12152f87, 0x6bde50c6, 0xcf4a6e70, 0xd595d80f,
+ 0x26b2716e, 0xadc666b0, 0x1d153624, 0x3c42d35a, 0x63ff540e, 0xcc5573c0,
+ 0x65f9ef17, 0x55bc28f2, 0x80dcc7f7, 0xf46eeddc, 0x5fdcefce, 0x000553f7,
+
+#ifndef __NO_LONG_DOUBLE_MATH
+# define TENS_P9_IDX (TENS_P8_IDX + TENS_P8_SIZE)
+# define TENS_P9_SIZE 56
+ [TENS_P9_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0xfc6cf801, 0x77f27267, 0x8f9546dc, 0x5d96976f, 0xb83a8a97,
+ 0xc31e1ad9, 0x46c40513, 0x94e65747, 0xc88976c1, 0x4475b579, 0x28f8733b,
+ 0xaa1da1bf, 0x703ed321, 0x1e25cfea, 0xb21a2f22, 0xbc51fb2e, 0x96e14f5d,
+ 0xbfa3edac, 0x329c57ae, 0xe7fc7153, 0xc3fc0695, 0x85a91924, 0xf95f635e,
+ 0xb2908ee0, 0x93abade4, 0x1366732a, 0x9449775c, 0x69be5b0e, 0x7343afac,
+ 0xb099bc81, 0x45a71d46, 0xa2699748, 0x8cb07303, 0x8a0b1f13, 0x8cab8a97,
+ 0xc1d238d9, 0x633415d4, 0x0000001c,
+
+# define TENS_P10_IDX (TENS_P9_IDX + TENS_P9_SIZE)
+# define TENS_P10_SIZE 109
+ [TENS_P10_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x2919f001,
+ 0xf55b2b72, 0x6e7c215b, 0x1ec29f86, 0x991c4e87, 0x15c51a88, 0x140ac535,
+ 0x4c7d1e1a, 0xcc2cd819, 0x0ed1440e, 0x896634ee, 0x7de16cfb, 0x1e43f61f,
+ 0x9fce837d, 0x231d2b9c, 0x233e55c7, 0x65dc60d7, 0xf451218b, 0x1c5cd134,
+ 0xc9635986, 0x922bbb9f, 0xa7e89431, 0x9f9f2a07, 0x62be695a, 0x8e1042c4,
+ 0x045b7a74, 0x1abe1de3, 0x8ad822a5, 0xba34c411, 0xd814b505, 0xbf3fdeb3,
+ 0x8fc51a16, 0xb1b896bc, 0xf56deeec, 0x31fb6bfd, 0xb6f4654b, 0x101a3616,
+ 0x6b7595fb, 0xdc1a47fe, 0x80d98089, 0x80bda5a5, 0x9a202882, 0x31eb0f66,
+ 0xfc8f1f90, 0x976a3310, 0xe26a7b7e, 0xdf68368a, 0x3ce3a0b8, 0x8e4262ce,
+ 0x75a351a2, 0x6cb0b6c9, 0x44597583, 0x31b5653f, 0xc356e38a, 0x35faaba6,
+ 0x0190fba0, 0x9fc4ed52, 0x88bc491b, 0x1640114a, 0x005b8041, 0xf4f3235e,
+ 0x1e8d4649, 0x36a8de06, 0x73c55349, 0xa7e6bd2a, 0xc1a6970c, 0x47187094,
+ 0xd2db49ef, 0x926c3f5b, 0xae6209d4, 0x2d433949, 0x34f4a3c6, 0xd4305d94,
+ 0xd9d61a05, 0x00000325,
+
+# define TENS_P11_IDX (TENS_P10_IDX + TENS_P10_SIZE)
+# define TENS_P11_SIZE 215
+ [TENS_P11_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x1333e001, 0xe3096865, 0xb27d4d3f, 0x49e28dcf, 0xec2e4721,
+ 0xee87e354, 0xb6067584, 0x368b8abb, 0xa5e5a191, 0x2ed56d55, 0xfd827773,
+ 0xea50d142, 0x51b78db2, 0x98342c9e, 0xc850dabc, 0x866ed6f1, 0x19342c12,
+ 0x92794987, 0xd2f869c2, 0x66912e4a, 0x71c7fd8f, 0x57a7842d, 0x235552eb,
+ 0xfb7fedcc, 0xf3861ce0, 0x38209ce1, 0x9713b449, 0x34c10134, 0x8c6c54de,
+ 0xa7a8289c, 0x2dbb6643, 0xe3cb64f3, 0x8074ff01, 0xe3892ee9, 0x10c17f94,
+ 0xa8f16f92, 0xa8281ed6, 0x967abbb3, 0x5a151440, 0x9952fbed, 0x13b41e44,
+ 0xafe609c3, 0xa2bca416, 0xf111821f, 0xfb1264b4, 0x91bac974, 0xd6c7d6ab,
+ 0x8e48ff35, 0x4419bd43, 0xc4a65665, 0x685e5510, 0x33554c36, 0xab498697,
+ 0x0dbd21fe, 0x3cfe491d, 0x982da466, 0xcbea4ca7, 0x9e110c7b, 0x79c56b8a,
+ 0x5fc5a047, 0x84d80e2e, 0x1aa9f444, 0x730f203c, 0x6a57b1ab, 0xd752f7a6,
+ 0x87a7dc62, 0x944545ff, 0x40660460, 0x77c1a42f, 0xc9ac375d, 0xe866d7ef,
+ 0x744695f0, 0x81428c85, 0xa1fc6b96, 0xd7917c7b, 0x7bf03c19, 0x5b33eb41,
+ 0x5715f791, 0x8f6cae5f, 0xdb0708fd, 0xb125ac8e, 0x785ce6b7, 0x56c6815b,
+ 0x6f46eadb, 0x4eeebeee, 0x195355d8, 0xa244de3c, 0x9d7389c0, 0x53761abd,
+ 0xcf99d019, 0xde9ec24b, 0x0d76ce39, 0x70beb181, 0x2e55ecee, 0xd5f86079,
+ 0xf56d9d4b, 0xfb8886fb, 0x13ef5a83, 0x408f43c5, 0x3f3389a4, 0xfad37943,
+ 0x58ccf45c, 0xf82df846, 0x415c7f3e, 0x2915e818, 0x8b3d5cf4, 0x6a445f27,
+ 0xf8dbb57a, 0xca8f0070, 0x8ad803ec, 0xb2e87c34, 0x038f9245, 0xbedd8a6c,
+ 0xc7c9dee0, 0x0eac7d56, 0x2ad3fa14, 0xe0de0840, 0xf775677c, 0xf1bd0ad5,
+ 0x92be221e, 0x87fa1fb9, 0xce9d04a4, 0xd2c36fa9, 0x3f6f7024, 0xb028af62,
+ 0x907855ee, 0xd83e49d6, 0x4efac5dc, 0xe7151aab, 0x77cd8c6b, 0x0a753b7d,
+ 0x0af908b4, 0x8c983623, 0xe50f3027, 0x94222771, 0x1d08e2d6, 0xf7e928e6,
+ 0xf2ee5ca6, 0x1b61b93c, 0x11eb962b, 0x9648b21c, 0xce2bcba1, 0x34f77154,
+ 0x7bbebe30, 0xe526a319, 0x8ce329ac, 0xde4a74d2, 0xb5dc53d5, 0x0009e8b3,
+
+# define TENS_P12_IDX (TENS_P11_IDX + TENS_P11_SIZE)
+# define TENS_P12_SIZE 428
+ [TENS_P12_IDX] = 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
+ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x2a67c001,
+ 0xd4724e8d, 0x8efe7ae7, 0xf89a1e90, 0xef084117, 0x54e05154, 0x13b1bb51,
+ 0x506be829, 0xfb29b172, 0xe599574e, 0xf0da6146, 0x806c0ed3, 0xb86ae5be,
+ 0x45155e93, 0xc0591cc2, 0x7e1e7c34, 0x7c4823da, 0x1d1f4cce, 0x9b8ba1e8,
+ 0xd6bfdf75, 0xe341be10, 0xc2dfae78, 0x016b67b2, 0x0f237f1a, 0x3dbeabcd,
+ 0xaf6a2574, 0xcab3e6d7, 0x142e0e80, 0x61959127, 0x2c234811, 0x87009701,
+ 0xcb4bf982, 0xf8169c84, 0x88052f8c, 0x68dde6d4, 0xbc131761, 0xff0b0905,
+ 0x54ab9c41, 0x7613b224, 0x1a1c304e, 0x3bfe167b, 0x441c2d47, 0x4f6cea9c,
+ 0x78f06181, 0xeb659fb8, 0x30c7ae41, 0x947e0d0e, 0xa1ebcad7, 0xd97d9556,
+ 0x2130504d, 0x1a8309cb, 0xf2acd507, 0x3f8ec72a, 0xfd82373a, 0x95a842bc,
+ 0x280f4d32, 0xf3618ac0, 0x811a4f04, 0x6dc3a5b4, 0xd3967a1b, 0x15b8c898,
+ 0xdcfe388f, 0x454eb2a0, 0x8738b909, 0x10c4e996, 0x2bd9cc11, 0x3297cd0c,
+ 0x655fec30, 0xae0725b1, 0xf4090ee8, 0x037d19ee, 0x398c6fed, 0x3b9af26b,
+ 0xc994a450, 0xb5341743, 0x75a697b2, 0xac50b9c1, 0x3ccb5b92, 0xffe06205,
+ 0xa8329761, 0xdfea5242, 0xeb83cadb, 0xe79dadf7, 0x3c20ee69, 0x1e0a6817,
+ 0x7021b97a, 0x743074fa, 0x176ca776, 0x77fb8af6, 0xeca19beb, 0x92baf1de,
+ 0xaf63b712, 0xde35c88b, 0xa4eb8f8c, 0xe137d5e9, 0x40b464a0, 0x87d1cde8,
+ 0x42923bbd, 0xcd8f62ff, 0x2e2690f3, 0x095edc16, 0x59c89f1b, 0x1fa8fd5d,
+ 0x5138753d, 0x390a2b29, 0x80152f18, 0x2dd8d925, 0xf984d83e, 0x7a872e74,
+ 0xc19e1faf, 0xed4d542d, 0xecf9b5d0, 0x9462ea75, 0xc53c0adf, 0x0caea134,
+ 0x37a2d439, 0xc8fa2e8a, 0x2181327e, 0x6e7bb827, 0x2d240820, 0x50be10e0,
+ 0x5893d4b8, 0xab312bb9, 0x1f2b2322, 0x440b3f25, 0xbf627ede, 0x72dac789,
+ 0xb608b895, 0x78787e2a, 0x86deb3f0, 0x6fee7aab, 0xbb9373f4, 0x27ecf57b,
+ 0xf7d8b57e, 0xfca26a9f, 0x3d04e8d2, 0xc9df13cb, 0x3172826a, 0xcd9e8d7c,
+ 0xa8fcd8e0, 0xb2c39497, 0x307641d9, 0x1cc939c1, 0x2608c4cf, 0xb6d1c7bf,
+ 0x3d326a7e, 0xeeaf19e6, 0x8e13e25f, 0xee63302b, 0x2dfe6d97, 0x25971d58,
+ 0xe41d3cc4, 0x0a80627c, 0xab8db59a, 0x9eea37c8, 0xe90afb77, 0x90ca19cf,
+ 0x9ee3352c, 0x3613c850, 0xfe78d682, 0x788f6e50, 0x5b060904, 0xb71bd1a4,
+ 0x3fecb534, 0xb32c450c, 0x20c33857, 0xa6e9cfda, 0x0239f4ce, 0x48497187,
+ 0xa19adb95, 0xb492ed8a, 0x95aca6a8, 0x4dcd6cd9, 0xcf1b2350, 0xfbe8b12a,
+ 0x1a67778c, 0x38eb3acc, 0xc32da383, 0xfb126ab1, 0xa03f40a8, 0xed5bf546,
+ 0xe9ce4724, 0x4c4a74fd, 0x73a130d8, 0xd9960e2d, 0xa2ebd6c1, 0x94ab6feb,
+ 0x6f233b7c, 0x49126080, 0x8e7b9a73, 0x4b8c9091, 0xd298f999, 0x35e836b5,
+ 0xa96ddeff, 0x96119b31, 0x6b0dd9bc, 0xc6cc3f8d, 0x282566fb, 0x72b882e7,
+ 0xd6769f3b, 0xa674343d, 0x00fc509b, 0xdcbf7789, 0xd6266a3f, 0xae9641fd,
+ 0x4e89541b, 0x11953407, 0x53400d03, 0x8e0dd75a, 0xe5b53345, 0x108f19ad,
+ 0x108b89bc, 0x41a4c954, 0xe03b2b63, 0x437b3d7f, 0x97aced8e, 0xcbd66670,
+ 0x2c5508c2, 0x650ebc69, 0x5c4f2ef0, 0x904ff6bf, 0x9985a2df, 0x9faddd9e,
+ 0x5ed8d239, 0x25585832, 0xe3e51cb9, 0x0ff4f1d4, 0x56c02d9a, 0x8c4ef804,
+ 0xc1a08a13, 0x13fd01c8, 0xe6d27671, 0xa7c234f4, 0x9d0176cc, 0xd0d73df2,
+ 0x4d8bfa89, 0x544f10cd, 0x2b17e0b2, 0xb70a5c7d, 0xfd86fe49, 0xdf373f41,
+ 0x214495bb, 0x84e857fd, 0x00d313d5, 0x0496fcbe, 0xa4ba4744, 0xe8cac982,
+ 0xaec29e6e, 0x87ec7038, 0x7000a519, 0xaeee333b, 0xff66e42c, 0x8afd6b25,
+ 0x03b4f63b, 0xbd7991dc, 0x5ab8d9c7, 0x2ed4684e, 0x48741a6c, 0xaf06940d,
+ 0x2fdc6349, 0xb03d7ecd, 0xe974996f, 0xac7867f9, 0x52ec8721, 0xbcdd9d4a,
+ 0x8edd2d00, 0x3557de06, 0x41c759f8, 0x3956d4b9, 0xa75409f2, 0x123cd8a1,
+ 0xb6100fab, 0x3e7b21e2, 0x2e8d623b, 0x92959da2, 0xbca35f77, 0x200c03a5,
+ 0x35fcb457, 0x1bb6c6e4, 0xf74eb928, 0x3d5d0b54, 0x87cc1d21, 0x4964046f,
+ 0x18ae4240, 0xd868b275, 0x8bd2b496, 0x1c5563f4, 0xc234d8f5, 0xf868e970,
+ 0xf9151fff, 0xae7be4a2, 0x271133ee, 0xbb0fd922, 0x25254932, 0xa60a9fc0,
+ 0x104bcd64, 0x30290145, 0x00000062
+#endif /* !__NO_LONG_DOUBLE_MATH */
+};
+
+#elif BITS_PER_MP_LIMB == 64
+
+/* Table with constants of 10^(2^i), i=0..12 for 64-bit limbs. */
+
+const mp_limb_t __tens[] =
+{
+#define TENS_P0_IDX 0
+#define TENS_P0_SIZE 2
+ [TENS_P0_IDX] = 0x0000000000000000ull, 0x000000000000000aull,
+
+#define TENS_P1_IDX (TENS_P0_IDX + TENS_P0_SIZE)
+#define TENS_P1_SIZE 2
+ [TENS_P1_IDX] = 0x0000000000000000ull, 0x0000000000000064ull,
+
+#define TENS_P2_IDX (TENS_P1_IDX + TENS_P1_SIZE)
+#define TENS_P2_SIZE 2
+ [TENS_P2_IDX] = 0x0000000000000000ull, 0x0000000000002710ull,
+
+#define TENS_P3_IDX (TENS_P2_IDX + TENS_P2_SIZE)
+#define TENS_P3_SIZE 2
+ [TENS_P3_IDX] = 0x0000000000000000ull, 0x0000000005f5e100ull,
+
+#define TENS_P4_IDX (TENS_P3_IDX + TENS_P3_SIZE)
+#define TENS_P4_SIZE 2
+ [TENS_P4_IDX] = 0x0000000000000000ull, 0x002386f26fc10000ull,
+
+#define TENS_P5_IDX (TENS_P4_IDX + TENS_P4_SIZE)
+#define TENS_P5_SIZE 3
+ [TENS_P5_IDX] = 0x0000000000000000ull, 0x85acef8100000000ull,
+ 0x000004ee2d6d415bull,
+
+#define TENS_P6_IDX (TENS_P5_IDX + TENS_P5_SIZE)
+#define TENS_P6_SIZE 5
+ [TENS_P6_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x6e38ed64bf6a1f01ull, 0xe93ff9f4daa797edull, 0x0000000000184f03ull,
+
+#define TENS_P7_IDX (TENS_P6_IDX + TENS_P6_SIZE)
+#define TENS_P7_SIZE 8
+ [TENS_P7_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x03df99092e953e01ull, 0x2374e42f0f1538fdull,
+ 0xc404dc08d3cff5ecull, 0xa6337f19bccdb0daull, 0x0000024ee91f2603ull,
+
+#define TENS_P8_IDX (TENS_P7_IDX + TENS_P7_SIZE)
+#define TENS_P8_SIZE 15
+ [TENS_P8_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0xbed3875b982e7c01ull, 0x12152f87d8d99f72ull, 0xcf4a6e706bde50c6ull,
+ 0x26b2716ed595d80full, 0x1d153624adc666b0ull, 0x63ff540e3c42d35aull,
+ 0x65f9ef17cc5573c0ull, 0x80dcc7f755bc28f2ull, 0x5fdcefcef46eeddcull,
+ 0x00000000000553f7ull,
+#if FLT128_MAX_EXP > 1024
+# define TENS_P9_IDX (TENS_P8_IDX + TENS_P8_SIZE)
+# define TENS_P9_SIZE 28
+ [TENS_P9_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x77f27267fc6cf801ull, 0x5d96976f8f9546dcull,
+ 0xc31e1ad9b83a8a97ull, 0x94e6574746c40513ull, 0x4475b579c88976c1ull,
+ 0xaa1da1bf28f8733bull, 0x1e25cfea703ed321ull, 0xbc51fb2eb21a2f22ull,
+ 0xbfa3edac96e14f5dull, 0xe7fc7153329c57aeull, 0x85a91924c3fc0695ull,
+ 0xb2908ee0f95f635eull, 0x1366732a93abade4ull, 0x69be5b0e9449775cull,
+ 0xb099bc817343afacull, 0xa269974845a71d46ull, 0x8a0b1f138cb07303ull,
+ 0xc1d238d98cab8a97ull, 0x0000001c633415d4ull,
+
+# define TENS_P10_IDX (TENS_P9_IDX + TENS_P9_SIZE)
+# define TENS_P10_SIZE 55
+ [TENS_P10_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0xf55b2b722919f001ull, 0x1ec29f866e7c215bull, 0x15c51a88991c4e87ull,
+ 0x4c7d1e1a140ac535ull, 0x0ed1440ecc2cd819ull, 0x7de16cfb896634eeull,
+ 0x9fce837d1e43f61full, 0x233e55c7231d2b9cull, 0xf451218b65dc60d7ull,
+ 0xc96359861c5cd134ull, 0xa7e89431922bbb9full, 0x62be695a9f9f2a07ull,
+ 0x045b7a748e1042c4ull, 0x8ad822a51abe1de3ull, 0xd814b505ba34c411ull,
+ 0x8fc51a16bf3fdeb3ull, 0xf56deeecb1b896bcull, 0xb6f4654b31fb6bfdull,
+ 0x6b7595fb101a3616ull, 0x80d98089dc1a47feull, 0x9a20288280bda5a5ull,
+ 0xfc8f1f9031eb0f66ull, 0xe26a7b7e976a3310ull, 0x3ce3a0b8df68368aull,
+ 0x75a351a28e4262ceull, 0x445975836cb0b6c9ull, 0xc356e38a31b5653full,
+ 0x0190fba035faaba6ull, 0x88bc491b9fc4ed52ull, 0x005b80411640114aull,
+ 0x1e8d4649f4f3235eull, 0x73c5534936a8de06ull, 0xc1a6970ca7e6bd2aull,
+ 0xd2db49ef47187094ull, 0xae6209d4926c3f5bull, 0x34f4a3c62d433949ull,
+ 0xd9d61a05d4305d94ull, 0x0000000000000325ull,
+
+# define TENS_P11_IDX (TENS_P10_IDX + TENS_P10_SIZE)
+# define TENS_P11_SIZE 108
+ [TENS_P11_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0xe30968651333e001ull, 0x49e28dcfb27d4d3full,
+ 0xee87e354ec2e4721ull, 0x368b8abbb6067584ull, 0x2ed56d55a5e5a191ull,
+ 0xea50d142fd827773ull, 0x98342c9e51b78db2ull, 0x866ed6f1c850dabcull,
+ 0x9279498719342c12ull, 0x66912e4ad2f869c2ull, 0x57a7842d71c7fd8full,
+ 0xfb7fedcc235552ebull, 0x38209ce1f3861ce0ull, 0x34c101349713b449ull,
+ 0xa7a8289c8c6c54deull, 0xe3cb64f32dbb6643ull, 0xe3892ee98074ff01ull,
+ 0xa8f16f9210c17f94ull, 0x967abbb3a8281ed6ull, 0x9952fbed5a151440ull,
+ 0xafe609c313b41e44ull, 0xf111821fa2bca416ull, 0x91bac974fb1264b4ull,
+ 0x8e48ff35d6c7d6abull, 0xc4a656654419bd43ull, 0x33554c36685e5510ull,
+ 0x0dbd21feab498697ull, 0x982da4663cfe491dull, 0x9e110c7bcbea4ca7ull,
+ 0x5fc5a04779c56b8aull, 0x1aa9f44484d80e2eull, 0x6a57b1ab730f203cull,
+ 0x87a7dc62d752f7a6ull, 0x40660460944545ffull, 0xc9ac375d77c1a42full,
+ 0x744695f0e866d7efull, 0xa1fc6b9681428c85ull, 0x7bf03c19d7917c7bull,
+ 0x5715f7915b33eb41ull, 0xdb0708fd8f6cae5full, 0x785ce6b7b125ac8eull,
+ 0x6f46eadb56c6815bull, 0x195355d84eeebeeeull, 0x9d7389c0a244de3cull,
+ 0xcf99d01953761abdull, 0x0d76ce39de9ec24bull, 0x2e55ecee70beb181ull,
+ 0xf56d9d4bd5f86079ull, 0x13ef5a83fb8886fbull, 0x3f3389a4408f43c5ull,
+ 0x58ccf45cfad37943ull, 0x415c7f3ef82df846ull, 0x8b3d5cf42915e818ull,
+ 0xf8dbb57a6a445f27ull, 0x8ad803ecca8f0070ull, 0x038f9245b2e87c34ull,
+ 0xc7c9dee0bedd8a6cull, 0x2ad3fa140eac7d56ull, 0xf775677ce0de0840ull,
+ 0x92be221ef1bd0ad5ull, 0xce9d04a487fa1fb9ull, 0x3f6f7024d2c36fa9ull,
+ 0x907855eeb028af62ull, 0x4efac5dcd83e49d6ull, 0x77cd8c6be7151aabull,
+ 0x0af908b40a753b7dull, 0xe50f30278c983623ull, 0x1d08e2d694222771ull,
+ 0xf2ee5ca6f7e928e6ull, 0x11eb962b1b61b93cull, 0xce2bcba19648b21cull,
+ 0x7bbebe3034f77154ull, 0x8ce329ace526a319ull, 0xb5dc53d5de4a74d2ull,
+ 0x000000000009e8b3ull,
+
+# define TENS_P12_IDX (TENS_P11_IDX + TENS_P11_SIZE)
+# define TENS_P12_SIZE 214
+ [TENS_P12_IDX] = 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull,
+ 0xd4724e8d2a67c001ull, 0xf89a1e908efe7ae7ull, 0x54e05154ef084117ull,
+ 0x506be82913b1bb51ull, 0xe599574efb29b172ull, 0x806c0ed3f0da6146ull,
+ 0x45155e93b86ae5beull, 0x7e1e7c34c0591cc2ull, 0x1d1f4cce7c4823daull,
+ 0xd6bfdf759b8ba1e8ull, 0xc2dfae78e341be10ull, 0x0f237f1a016b67b2ull,
+ 0xaf6a25743dbeabcdull, 0x142e0e80cab3e6d7ull, 0x2c23481161959127ull,
+ 0xcb4bf98287009701ull, 0x88052f8cf8169c84ull, 0xbc13176168dde6d4ull,
+ 0x54ab9c41ff0b0905ull, 0x1a1c304e7613b224ull, 0x441c2d473bfe167bull,
+ 0x78f061814f6cea9cull, 0x30c7ae41eb659fb8ull, 0xa1ebcad7947e0d0eull,
+ 0x2130504dd97d9556ull, 0xf2acd5071a8309cbull, 0xfd82373a3f8ec72aull,
+ 0x280f4d3295a842bcull, 0x811a4f04f3618ac0ull, 0xd3967a1b6dc3a5b4ull,
+ 0xdcfe388f15b8c898ull, 0x8738b909454eb2a0ull, 0x2bd9cc1110c4e996ull,
+ 0x655fec303297cd0cull, 0xf4090ee8ae0725b1ull, 0x398c6fed037d19eeull,
+ 0xc994a4503b9af26bull, 0x75a697b2b5341743ull, 0x3ccb5b92ac50b9c1ull,
+ 0xa8329761ffe06205ull, 0xeb83cadbdfea5242ull, 0x3c20ee69e79dadf7ull,
+ 0x7021b97a1e0a6817ull, 0x176ca776743074faull, 0xeca19beb77fb8af6ull,
+ 0xaf63b71292baf1deull, 0xa4eb8f8cde35c88bull, 0x40b464a0e137d5e9ull,
+ 0x42923bbd87d1cde8ull, 0x2e2690f3cd8f62ffull, 0x59c89f1b095edc16ull,
+ 0x5138753d1fa8fd5dull, 0x80152f18390a2b29ull, 0xf984d83e2dd8d925ull,
+ 0xc19e1faf7a872e74ull, 0xecf9b5d0ed4d542dull, 0xc53c0adf9462ea75ull,
+ 0x37a2d4390caea134ull, 0x2181327ec8fa2e8aull, 0x2d2408206e7bb827ull,
+ 0x5893d4b850be10e0ull, 0x1f2b2322ab312bb9ull, 0xbf627ede440b3f25ull,
+ 0xb608b89572dac789ull, 0x86deb3f078787e2aull, 0xbb9373f46fee7aabull,
+ 0xf7d8b57e27ecf57bull, 0x3d04e8d2fca26a9full, 0x3172826ac9df13cbull,
+ 0xa8fcd8e0cd9e8d7cull, 0x307641d9b2c39497ull, 0x2608c4cf1cc939c1ull,
+ 0x3d326a7eb6d1c7bfull, 0x8e13e25feeaf19e6ull, 0x2dfe6d97ee63302bull,
+ 0xe41d3cc425971d58ull, 0xab8db59a0a80627cull, 0xe90afb779eea37c8ull,
+ 0x9ee3352c90ca19cfull, 0xfe78d6823613c850ull, 0x5b060904788f6e50ull,
+ 0x3fecb534b71bd1a4ull, 0x20c33857b32c450cull, 0x0239f4cea6e9cfdaull,
+ 0xa19adb9548497187ull, 0x95aca6a8b492ed8aull, 0xcf1b23504dcd6cd9ull,
+ 0x1a67778cfbe8b12aull, 0xc32da38338eb3accull, 0xa03f40a8fb126ab1ull,
+ 0xe9ce4724ed5bf546ull, 0x73a130d84c4a74fdull, 0xa2ebd6c1d9960e2dull,
+ 0x6f233b7c94ab6febull, 0x8e7b9a7349126080ull, 0xd298f9994b8c9091ull,
+ 0xa96ddeff35e836b5ull, 0x6b0dd9bc96119b31ull, 0x282566fbc6cc3f8dull,
+ 0xd6769f3b72b882e7ull, 0x00fc509ba674343dull, 0xd6266a3fdcbf7789ull,
+ 0x4e89541bae9641fdull, 0x53400d0311953407ull, 0xe5b533458e0dd75aull,
+ 0x108b89bc108f19adull, 0xe03b2b6341a4c954ull, 0x97aced8e437b3d7full,
+ 0x2c5508c2cbd66670ull, 0x5c4f2ef0650ebc69ull, 0x9985a2df904ff6bfull,
+ 0x5ed8d2399faddd9eull, 0xe3e51cb925585832ull, 0x56c02d9a0ff4f1d4ull,
+ 0xc1a08a138c4ef804ull, 0xe6d2767113fd01c8ull, 0x9d0176cca7c234f4ull,
+ 0x4d8bfa89d0d73df2ull, 0x2b17e0b2544f10cdull, 0xfd86fe49b70a5c7dull,
+ 0x214495bbdf373f41ull, 0x00d313d584e857fdull, 0xa4ba47440496fcbeull,
+ 0xaec29e6ee8cac982ull, 0x7000a51987ec7038ull, 0xff66e42caeee333bull,
+ 0x03b4f63b8afd6b25ull, 0x5ab8d9c7bd7991dcull, 0x48741a6c2ed4684eull,
+ 0x2fdc6349af06940dull, 0xe974996fb03d7ecdull, 0x52ec8721ac7867f9ull,
+ 0x8edd2d00bcdd9d4aull, 0x41c759f83557de06ull, 0xa75409f23956d4b9ull,
+ 0xb6100fab123cd8a1ull, 0x2e8d623b3e7b21e2ull, 0xbca35f7792959da2ull,
+ 0x35fcb457200c03a5ull, 0xf74eb9281bb6c6e4ull, 0x87cc1d213d5d0b54ull,
+ 0x18ae42404964046full, 0x8bd2b496d868b275ull, 0xc234d8f51c5563f4ull,
+ 0xf9151ffff868e970ull, 0x271133eeae7be4a2ull, 0x25254932bb0fd922ull,
+ 0x104bcd64a60a9fc0ull, 0x0000006230290145ull
+#endif
+};
+
+#else
+# error "mp_limb_t size " BITS_PER_MP_LIMB "not accounted for"
+#endif
+
+/* Each of array variable above defines one mpn integer which is a power of 10.
+ This table points to those variables, indexed by the exponent. */
+
+const struct mp_power _fpioconst_pow10[FLT128_MAX_10_EXP_LOG + 1] =
+{
+ { TENS_P0_IDX, TENS_P0_SIZE, 4, },
+ { TENS_P1_IDX, TENS_P1_SIZE, 7, 4 },
+ { TENS_P2_IDX, TENS_P2_SIZE, 14, 10 },
+ { TENS_P3_IDX, TENS_P3_SIZE, 27, 24 },
+ { TENS_P4_IDX, TENS_P4_SIZE, 54, 50 },
+ { TENS_P5_IDX, TENS_P5_SIZE, 107, 103 },
+ { TENS_P6_IDX, TENS_P6_SIZE, 213, 210 },
+ { TENS_P7_IDX, TENS_P7_SIZE, 426, 422 },
+ { TENS_P8_IDX, TENS_P8_SIZE, 851, 848 },
+#if FLT128_MAX_EXP > 1024
+ { TENS_P9_IDX, TENS_P9_SIZE, 1701, 1698 },
+ { TENS_P10_IDX, TENS_P10_SIZE, 3402, 3399 },
+ { TENS_P11_IDX, TENS_P11_SIZE, 6804, 6800 },
+ { TENS_P12_IDX, TENS_P12_SIZE, 13607, 13604 }
+#endif
+};
+
+#if LAST_POW10 > _LAST_POW10
+# error "Need to expand 10^(2^i) table for i up to" LAST_POW10
+#endif
diff --git a/libquadmath/printf/fpioconst.h b/libquadmath/printf/fpioconst.h
new file mode 100644
index 000000000..418755547
--- /dev/null
+++ b/libquadmath/printf/fpioconst.h
@@ -0,0 +1,64 @@
+/* Header file for constants used in floating point <-> decimal conversions.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2002, 2003
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _FPIOCONST_H
+#define _FPIOCONST_H
+
+#include <float.h>
+#include <math.h>
+
+
+/* These values are used by __printf_fp, where they are noncritical (if the
+ value is not large enough, it will just be slower); and by
+ strtof/strtod/strtold, where it is critical (it's used for overflow
+ detection).
+
+ XXX These should be defined in <float.h>. For the time being, we have the
+ IEEE754 values here. */
+
+#define FLT128_MAX_10_EXP_LOG 12 /* = floor(log_2(FLT128_MAX_10_EXP)) */
+
+
+/* The array with the number representation. */
+#define __tens __quadmath_tens
+extern const mp_limb_t __tens[] attribute_hidden;
+
+/* Table of powers of ten. This is used by __printf_fp and by
+ strtof/strtod/strtold. */
+struct mp_power
+ {
+ size_t arrayoff; /* Offset in `__tens'. */
+ mp_size_t arraysize; /* Size of the array. */
+ int p_expo; /* Exponent of the number 10^(2^i). */
+ int m_expo; /* Exponent of the number 10^-(2^i-1). */
+ };
+#define _fpioconst_pow10 __quadmath_fpioconst_pow10
+extern const struct mp_power _fpioconst_pow10[FLT128_MAX_10_EXP_LOG + 1]
+ attribute_hidden;
+
+/* The constants in the array `_fpioconst_pow10' have an offset. */
+#if BITS_PER_MP_LIMB == 32
+# define _FPIO_CONST_OFFSET 2
+#else
+# define _FPIO_CONST_OFFSET 1
+#endif
+
+
+#endif /* fpioconst.h */
diff --git a/libquadmath/printf/gmp-impl.h b/libquadmath/printf/gmp-impl.h
new file mode 100644
index 000000000..ca49e1966
--- /dev/null
+++ b/libquadmath/printf/gmp-impl.h
@@ -0,0 +1,181 @@
+/* Include file for internal GNU MP types and definitions.
+
+Copyright (C) 1991, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <stdlib.h>
+#include "quadmath-imp.h"
+
+#undef alloca
+#define alloca __builtin_alloca
+
+#define ABS(x) (x >= 0 ? x : -x)
+#ifndef MIN
+#define MIN(l,o) ((l) < (o) ? (l) : (o))
+#endif
+#ifndef MAX
+#define MAX(h,i) ((h) > (i) ? (h) : (i))
+#endif
+
+#define BITS_PER_MP_LIMB (__SIZEOF_LONG__ * __CHAR_BIT__)
+#define BYTES_PER_MP_LIMB (BITS_PER_MP_LIMB / __CHAR_BIT__)
+typedef unsigned long int mp_limb_t;
+typedef long int mp_limb_signed_t;
+
+typedef mp_limb_t * mp_ptr;
+typedef const mp_limb_t * mp_srcptr;
+typedef long int mp_size_t;
+typedef long int mp_exp_t;
+
+/* Define stuff for longlong.h. */
+typedef unsigned int UQItype __attribute__ ((mode (QI)));
+typedef int SItype __attribute__ ((mode (SI)));
+typedef unsigned int USItype __attribute__ ((mode (SI)));
+typedef int DItype __attribute__ ((mode (DI)));
+typedef unsigned int UDItype __attribute__ ((mode (DI)));
+
+typedef mp_limb_t UWtype;
+typedef unsigned int UHWtype;
+#define W_TYPE_SIZE BITS_PER_MP_LIMB
+
+#ifdef HAVE_HIDDEN_VISIBILITY
+#define attribute_hidden __attribute__((__visibility__ ("hidden")))
+#else
+#define attribute_hidden
+#endif
+
+#include "../../gcc/longlong.h"
+
+/* Copy NLIMBS *limbs* from SRC to DST. */
+#define MPN_COPY_INCR(DST, SRC, NLIMBS) \
+ do { \
+ mp_size_t __i; \
+ for (__i = 0; __i < (NLIMBS); __i++) \
+ (DST)[__i] = (SRC)[__i]; \
+ } while (0)
+#define MPN_COPY_DECR(DST, SRC, NLIMBS) \
+ do { \
+ mp_size_t __i; \
+ for (__i = (NLIMBS) - 1; __i >= 0; __i--) \
+ (DST)[__i] = (SRC)[__i]; \
+ } while (0)
+#define MPN_COPY MPN_COPY_INCR
+
+/* Zero NLIMBS *limbs* AT DST. */
+#define MPN_ZERO(DST, NLIMBS) \
+ do { \
+ mp_size_t __i; \
+ for (__i = 0; __i < (NLIMBS); __i++) \
+ (DST)[__i] = 0; \
+ } while (0)
+
+#define MPN_MUL_N_RECURSE(prodp, up, vp, size, tspace) \
+ do { \
+ if ((size) < KARATSUBA_THRESHOLD) \
+ impn_mul_n_basecase (prodp, up, vp, size); \
+ else \
+ impn_mul_n (prodp, up, vp, size, tspace); \
+ } while (0);
+
+#define __MPN(x) __quadmath_mpn_##x
+
+/* Internal mpn calls */
+#define impn_mul_n_basecase __MPN(impn_mul_n_basecase)
+#define impn_mul_n __MPN(impn_mul_n)
+
+/* Prototypes for internal mpn calls. */
+void impn_mul_n_basecase (mp_ptr prodp, mp_srcptr up, mp_srcptr vp,
+ mp_size_t size) attribute_hidden;
+void impn_mul_n (mp_ptr prodp, mp_srcptr up, mp_srcptr vp, mp_size_t size,
+ mp_ptr tspace) attribute_hidden;
+
+#define mpn_add_n __MPN(add_n)
+#define mpn_addmul_1 __MPN(addmul_1)
+#define mpn_cmp __MPN(cmp)
+#define mpn_divrem __MPN(divrem)
+#define mpn_lshift __MPN(lshift)
+#define mpn_mul __MPN(mul)
+#define mpn_mul_1 __MPN(mul_1)
+#define mpn_rshift __MPN(rshift)
+#define mpn_sub_n __MPN(sub_n)
+#define mpn_submul_1 __MPN(submul_1)
+
+mp_limb_t mpn_add_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t)
+ attribute_hidden;
+mp_limb_t mpn_addmul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t)
+ attribute_hidden;
+int mpn_cmp (mp_srcptr, mp_srcptr, mp_size_t) attribute_hidden;
+mp_limb_t mpn_divrem (mp_ptr, mp_size_t, mp_ptr, mp_size_t, mp_srcptr,
+ mp_size_t) attribute_hidden;
+mp_limb_t mpn_lshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int)
+ attribute_hidden;
+mp_limb_t mpn_mul (mp_ptr, mp_srcptr, mp_size_t, mp_srcptr, mp_size_t)
+ attribute_hidden;
+mp_limb_t mpn_mul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t)
+ attribute_hidden;
+mp_limb_t mpn_rshift (mp_ptr, mp_srcptr, mp_size_t, unsigned int)
+ attribute_hidden;
+mp_limb_t mpn_sub_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t)
+ attribute_hidden;
+mp_limb_t mpn_submul_1 (mp_ptr, mp_srcptr, mp_size_t, mp_limb_t)
+ attribute_hidden;
+
+#define mpn_extract_flt128 __MPN(extract_flt128)
+mp_size_t mpn_extract_flt128 (mp_ptr res_ptr, mp_size_t size, int *expt,
+ int *is_neg, __float128 value) attribute_hidden;
+
+#define mpn_construct_float128 __MPN(construct_float128)
+__float128 mpn_construct_float128 (mp_srcptr frac_ptr, int expt, int sign)
+ attribute_hidden;
+
+#define mpn_divmod(qp,np,nsize,dp,dsize) mpn_divrem (qp,0,np,nsize,dp,dsize)
+
+static inline mp_limb_t
+mpn_add_1 (register mp_ptr res_ptr,
+ register mp_srcptr s1_ptr,
+ register mp_size_t s1_size,
+ register mp_limb_t s2_limb)
+{
+ register mp_limb_t x;
+
+ x = *s1_ptr++;
+ s2_limb = x + s2_limb;
+ *res_ptr++ = s2_limb;
+ if (s2_limb < x)
+ {
+ while (--s1_size != 0)
+ {
+ x = *s1_ptr++ + 1;
+ *res_ptr++ = x;
+ if (x != 0)
+ goto fin;
+ }
+
+ return 1;
+ }
+
+ fin:
+ if (res_ptr != s1_ptr)
+ {
+ mp_size_t i;
+ for (i = 0; i < s1_size - 1; i++)
+ res_ptr[i] = s1_ptr[i];
+ }
+ return 0;
+}
diff --git a/libquadmath/printf/lshift.c b/libquadmath/printf/lshift.c
new file mode 100644
index 000000000..58aa8d464
--- /dev/null
+++ b/libquadmath/printf/lshift.c
@@ -0,0 +1,87 @@
+/* mpn_lshift -- Shift left low level.
+
+Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Shift U (pointed to by UP and USIZE digits long) CNT bits to the left
+ and store the USIZE least significant digits of the result at WP.
+ Return the bits shifted out from the most significant digit.
+
+ Argument constraints:
+ 1. 0 < CNT < BITS_PER_MP_LIMB
+ 2. If the result is to be written over the input, WP must be >= UP.
+*/
+
+mp_limb_t
+#if __STDC__
+mpn_lshift (register mp_ptr wp,
+ register mp_srcptr up, mp_size_t usize,
+ register unsigned int cnt)
+#else
+mpn_lshift (wp, up, usize, cnt)
+ register mp_ptr wp;
+ register mp_srcptr up;
+ mp_size_t usize;
+ register unsigned int cnt;
+#endif
+{
+ register mp_limb_t high_limb, low_limb;
+ register unsigned sh_1, sh_2;
+ register mp_size_t i;
+ mp_limb_t retval;
+
+#ifdef DEBUG
+ if (usize == 0 || cnt == 0)
+ abort ();
+#endif
+
+ sh_1 = cnt;
+#if 0
+ if (sh_1 == 0)
+ {
+ if (wp != up)
+ {
+ /* Copy from high end to low end, to allow specified input/output
+ overlapping. */
+ for (i = usize - 1; i >= 0; i--)
+ wp[i] = up[i];
+ }
+ return 0;
+ }
+#endif
+
+ wp += 1;
+ sh_2 = BITS_PER_MP_LIMB - sh_1;
+ i = usize - 1;
+ low_limb = up[i];
+ retval = low_limb >> sh_2;
+ high_limb = low_limb;
+ while (--i >= 0)
+ {
+ low_limb = up[i];
+ wp[i] = (high_limb << sh_1) | (low_limb >> sh_2);
+ high_limb = low_limb;
+ }
+ wp[i] = high_limb << sh_1;
+
+ return retval;
+}
diff --git a/libquadmath/printf/mul.c b/libquadmath/printf/mul.c
new file mode 100644
index 000000000..d31fa36fa
--- /dev/null
+++ b/libquadmath/printf/mul.c
@@ -0,0 +1,148 @@
+/* mpn_mul -- Multiply two natural numbers.
+
+Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Multiply the natural numbers u (pointed to by UP, with USIZE limbs)
+ and v (pointed to by VP, with VSIZE limbs), and store the result at
+ PRODP. USIZE + VSIZE limbs are always stored, but if the input
+ operands are normalized. Return the most significant limb of the
+ result.
+
+ NOTE: The space pointed to by PRODP is overwritten before finished
+ with U and V, so overlap is an error.
+
+ Argument constraints:
+ 1. USIZE >= VSIZE.
+ 2. PRODP != UP and PRODP != VP, i.e. the destination
+ must be distinct from the multiplier and the multiplicand. */
+
+/* If KARATSUBA_THRESHOLD is not already defined, define it to a
+ value which is good on most machines. */
+#ifndef KARATSUBA_THRESHOLD
+#define KARATSUBA_THRESHOLD 32
+#endif
+
+mp_limb_t
+#if __STDC__
+mpn_mul (mp_ptr prodp,
+ mp_srcptr up, mp_size_t usize,
+ mp_srcptr vp, mp_size_t vsize)
+#else
+mpn_mul (prodp, up, usize, vp, vsize)
+ mp_ptr prodp;
+ mp_srcptr up;
+ mp_size_t usize;
+ mp_srcptr vp;
+ mp_size_t vsize;
+#endif
+{
+ mp_ptr prod_endp = prodp + usize + vsize - 1;
+ mp_limb_t cy;
+ mp_ptr tspace;
+
+ if (vsize < KARATSUBA_THRESHOLD)
+ {
+ /* Handle simple cases with traditional multiplication.
+
+ This is the most critical code of the entire function. All
+ multiplies rely on this, both small and huge. Small ones arrive
+ here immediately. Huge ones arrive here as this is the base case
+ for Karatsuba's recursive algorithm below. */
+ mp_size_t i;
+ mp_limb_t cy_limb;
+ mp_limb_t v_limb;
+
+ if (vsize == 0)
+ return 0;
+
+ /* Multiply by the first limb in V separately, as the result can be
+ stored (not added) to PROD. We also avoid a loop for zeroing. */
+ v_limb = vp[0];
+ if (v_limb <= 1)
+ {
+ if (v_limb == 1)
+ MPN_COPY (prodp, up, usize);
+ else
+ MPN_ZERO (prodp, usize);
+ cy_limb = 0;
+ }
+ else
+ cy_limb = mpn_mul_1 (prodp, up, usize, v_limb);
+
+ prodp[usize] = cy_limb;
+ prodp++;
+
+ /* For each iteration in the outer loop, multiply one limb from
+ U with one limb from V, and add it to PROD. */
+ for (i = 1; i < vsize; i++)
+ {
+ v_limb = vp[i];
+ if (v_limb <= 1)
+ {
+ cy_limb = 0;
+ if (v_limb == 1)
+ cy_limb = mpn_add_n (prodp, prodp, up, usize);
+ }
+ else
+ cy_limb = mpn_addmul_1 (prodp, up, usize, v_limb);
+
+ prodp[usize] = cy_limb;
+ prodp++;
+ }
+ return cy_limb;
+ }
+
+ tspace = (mp_ptr) alloca (2 * vsize * BYTES_PER_MP_LIMB);
+ MPN_MUL_N_RECURSE (prodp, up, vp, vsize, tspace);
+
+ prodp += vsize;
+ up += vsize;
+ usize -= vsize;
+ if (usize >= vsize)
+ {
+ mp_ptr tp = (mp_ptr) alloca (2 * vsize * BYTES_PER_MP_LIMB);
+ do
+ {
+ MPN_MUL_N_RECURSE (tp, up, vp, vsize, tspace);
+ cy = mpn_add_n (prodp, prodp, tp, vsize);
+ mpn_add_1 (prodp + vsize, tp + vsize, vsize, cy);
+ prodp += vsize;
+ up += vsize;
+ usize -= vsize;
+ }
+ while (usize >= vsize);
+ }
+
+ /* True: usize < vsize. */
+
+ /* Make life simple: Recurse. */
+
+ if (usize != 0)
+ {
+ mpn_mul (tspace, vp, vsize, up, usize);
+ cy = mpn_add_n (prodp, prodp, tspace, vsize);
+ mpn_add_1 (prodp + vsize, tspace + vsize, usize, cy);
+ }
+
+ return *prod_endp;
+}
diff --git a/libquadmath/printf/mul_1.c b/libquadmath/printf/mul_1.c
new file mode 100644
index 000000000..48a273f07
--- /dev/null
+++ b/libquadmath/printf/mul_1.c
@@ -0,0 +1,58 @@
+/* mpn_mul_1 -- Multiply a limb vector with a single limb and
+ store the product in a second limb vector.
+
+Copyright (C) 1991, 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+mp_limb_t
+mpn_mul_1 (res_ptr, s1_ptr, s1_size, s2_limb)
+ register mp_ptr res_ptr;
+ register mp_srcptr s1_ptr;
+ mp_size_t s1_size;
+ register mp_limb_t s2_limb;
+{
+ register mp_limb_t cy_limb;
+ register mp_size_t j;
+ register mp_limb_t prod_high, prod_low;
+
+ /* The loop counter and index J goes from -S1_SIZE to -1. This way
+ the loop becomes faster. */
+ j = -s1_size;
+
+ /* Offset the base pointers to compensate for the negative indices. */
+ s1_ptr -= j;
+ res_ptr -= j;
+
+ cy_limb = 0;
+ do
+ {
+ umul_ppmm (prod_high, prod_low, s1_ptr[j], s2_limb);
+
+ prod_low += cy_limb;
+ cy_limb = (prod_low < cy_limb) + prod_high;
+
+ res_ptr[j] = prod_low;
+ }
+ while (++j != 0);
+
+ return cy_limb;
+}
diff --git a/libquadmath/printf/mul_n.c b/libquadmath/printf/mul_n.c
new file mode 100644
index 000000000..c4bc1bed2
--- /dev/null
+++ b/libquadmath/printf/mul_n.c
@@ -0,0 +1,220 @@
+/* mpn_mul_n -- Multiply two natural numbers of length n.
+
+Copyright (C) 1991, 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Multiply the natural numbers u (pointed to by UP) and v (pointed to by VP),
+ both with SIZE limbs, and store the result at PRODP. 2 * SIZE limbs are
+ always stored. Return the most significant limb.
+
+ Argument constraints:
+ 1. PRODP != UP and PRODP != VP, i.e. the destination
+ must be distinct from the multiplier and the multiplicand. */
+
+/* If KARATSUBA_THRESHOLD is not already defined, define it to a
+ value which is good on most machines. */
+#ifndef KARATSUBA_THRESHOLD
+#define KARATSUBA_THRESHOLD 32
+#endif
+
+/* The code can't handle KARATSUBA_THRESHOLD smaller than 2. */
+#if KARATSUBA_THRESHOLD < 2
+#undef KARATSUBA_THRESHOLD
+#define KARATSUBA_THRESHOLD 2
+#endif
+
+/* Handle simple cases with traditional multiplication.
+
+ This is the most critical code of multiplication. All multiplies rely
+ on this, both small and huge. Small ones arrive here immediately. Huge
+ ones arrive here as this is the base case for Karatsuba's recursive
+ algorithm below. */
+
+void
+#if __STDC__
+impn_mul_n_basecase (mp_ptr prodp, mp_srcptr up, mp_srcptr vp, mp_size_t size)
+#else
+impn_mul_n_basecase (prodp, up, vp, size)
+ mp_ptr prodp;
+ mp_srcptr up;
+ mp_srcptr vp;
+ mp_size_t size;
+#endif
+{
+ mp_size_t i;
+ mp_limb_t cy_limb;
+ mp_limb_t v_limb;
+
+ /* Multiply by the first limb in V separately, as the result can be
+ stored (not added) to PROD. We also avoid a loop for zeroing. */
+ v_limb = vp[0];
+ if (v_limb <= 1)
+ {
+ if (v_limb == 1)
+ MPN_COPY (prodp, up, size);
+ else
+ MPN_ZERO (prodp, size);
+ cy_limb = 0;
+ }
+ else
+ cy_limb = mpn_mul_1 (prodp, up, size, v_limb);
+
+ prodp[size] = cy_limb;
+ prodp++;
+
+ /* For each iteration in the outer loop, multiply one limb from
+ U with one limb from V, and add it to PROD. */
+ for (i = 1; i < size; i++)
+ {
+ v_limb = vp[i];
+ if (v_limb <= 1)
+ {
+ cy_limb = 0;
+ if (v_limb == 1)
+ cy_limb = mpn_add_n (prodp, prodp, up, size);
+ }
+ else
+ cy_limb = mpn_addmul_1 (prodp, up, size, v_limb);
+
+ prodp[size] = cy_limb;
+ prodp++;
+ }
+}
+
+void
+#if __STDC__
+impn_mul_n (mp_ptr prodp,
+ mp_srcptr up, mp_srcptr vp, mp_size_t size, mp_ptr tspace)
+#else
+impn_mul_n (prodp, up, vp, size, tspace)
+ mp_ptr prodp;
+ mp_srcptr up;
+ mp_srcptr vp;
+ mp_size_t size;
+ mp_ptr tspace;
+#endif
+{
+ if ((size & 1) != 0)
+ {
+ /* The size is odd, the code code below doesn't handle that.
+ Multiply the least significant (size - 1) limbs with a recursive
+ call, and handle the most significant limb of S1 and S2
+ separately. */
+ /* A slightly faster way to do this would be to make the Karatsuba
+ code below behave as if the size were even, and let it check for
+ odd size in the end. I.e., in essence move this code to the end.
+ Doing so would save us a recursive call, and potentially make the
+ stack grow a lot less. */
+
+ mp_size_t esize = size - 1; /* even size */
+ mp_limb_t cy_limb;
+
+ MPN_MUL_N_RECURSE (prodp, up, vp, esize, tspace);
+ cy_limb = mpn_addmul_1 (prodp + esize, up, esize, vp[esize]);
+ prodp[esize + esize] = cy_limb;
+ cy_limb = mpn_addmul_1 (prodp + esize, vp, size, up[esize]);
+
+ prodp[esize + size] = cy_limb;
+ }
+ else
+ {
+ /* Anatolij Alekseevich Karatsuba's divide-and-conquer algorithm.
+
+ Split U in two pieces, U1 and U0, such that
+ U = U0 + U1*(B**n),
+ and V in V1 and V0, such that
+ V = V0 + V1*(B**n).
+
+ UV is then computed recursively using the identity
+
+ 2n n n n
+ UV = (B + B )U V + B (U -U )(V -V ) + (B + 1)U V
+ 1 1 1 0 0 1 0 0
+
+ Where B = 2**BITS_PER_MP_LIMB. */
+
+ mp_size_t hsize = size >> 1;
+ mp_limb_t cy;
+ int negflg;
+
+ /*** Product H. ________________ ________________
+ |_____U1 x V1____||____U0 x V0_____| */
+ /* Put result in upper part of PROD and pass low part of TSPACE
+ as new TSPACE. */
+ MPN_MUL_N_RECURSE (prodp + size, up + hsize, vp + hsize, hsize, tspace);
+
+ /*** Product M. ________________
+ |_(U1-U0)(V0-V1)_| */
+ if (mpn_cmp (up + hsize, up, hsize) >= 0)
+ {
+ mpn_sub_n (prodp, up + hsize, up, hsize);
+ negflg = 0;
+ }
+ else
+ {
+ mpn_sub_n (prodp, up, up + hsize, hsize);
+ negflg = 1;
+ }
+ if (mpn_cmp (vp + hsize, vp, hsize) >= 0)
+ {
+ mpn_sub_n (prodp + hsize, vp + hsize, vp, hsize);
+ negflg ^= 1;
+ }
+ else
+ {
+ mpn_sub_n (prodp + hsize, vp, vp + hsize, hsize);
+ /* No change of NEGFLG. */
+ }
+ /* Read temporary operands from low part of PROD.
+ Put result in low part of TSPACE using upper part of TSPACE
+ as new TSPACE. */
+ MPN_MUL_N_RECURSE (tspace, prodp, prodp + hsize, hsize, tspace + size);
+
+ /*** Add/copy product H. */
+ MPN_COPY (prodp + hsize, prodp + size, hsize);
+ cy = mpn_add_n (prodp + size, prodp + size, prodp + size + hsize, hsize);
+
+ /*** Add product M (if NEGFLG M is a negative number). */
+ if (negflg)
+ cy -= mpn_sub_n (prodp + hsize, prodp + hsize, tspace, size);
+ else
+ cy += mpn_add_n (prodp + hsize, prodp + hsize, tspace, size);
+
+ /*** Product L. ________________ ________________
+ |________________||____U0 x V0_____| */
+ /* Read temporary operands from low part of PROD.
+ Put result in low part of TSPACE using upper part of TSPACE
+ as new TSPACE. */
+ MPN_MUL_N_RECURSE (tspace, up, vp, hsize, tspace + size);
+
+ /*** Add/copy Product L (twice). */
+
+ cy += mpn_add_n (prodp + hsize, prodp + hsize, tspace, size);
+ if (cy)
+ mpn_add_1 (prodp + hsize + size, prodp + hsize + size, hsize, cy);
+
+ MPN_COPY (prodp, tspace, hsize);
+ cy = mpn_add_n (prodp + hsize, prodp + hsize, tspace + hsize, hsize);
+ if (cy)
+ mpn_add_1 (prodp + size, prodp + size, size, 1);
+ }
+}
diff --git a/libquadmath/printf/printf_fp.c b/libquadmath/printf/printf_fp.c
new file mode 100644
index 000000000..eb663726d
--- /dev/null
+++ b/libquadmath/printf/printf_fp.c
@@ -0,0 +1,1306 @@
+/* Floating point output for `printf'.
+ Copyright (C) 1995-2003, 2006-2008, 2011 Free Software Foundation, Inc.
+
+ This file is part of the GNU C Library.
+ Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <config.h>
+#include <float.h>
+#include <math.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
+#define NDEBUG
+#include <assert.h>
+#ifdef HAVE_ERRNO_H
+#include <errno.h>
+#endif
+#include <stdio.h>
+#include <stdarg.h>
+#include "quadmath-printf.h"
+#include "fpioconst.h"
+
+#ifdef USE_I18N_NUMBER_H
+#include "_i18n_number.h"
+#endif
+
+
+/* Macros for doing the actual output. */
+
+#define outchar(ch) \
+ do \
+ { \
+ register const int outc = (ch); \
+ if (PUTC (outc, fp) == EOF) \
+ { \
+ if (buffer_malloced) \
+ free (wbuffer); \
+ return -1; \
+ } \
+ ++done; \
+ } while (0)
+
+#define PRINT(ptr, wptr, len) \
+ do \
+ { \
+ register size_t outlen = (len); \
+ if (len > 20) \
+ { \
+ if (PUT (fp, wide ? (const char *) wptr : ptr, outlen) != outlen) \
+ { \
+ if (buffer_malloced) \
+ free (wbuffer); \
+ return -1; \
+ } \
+ ptr += outlen; \
+ done += outlen; \
+ } \
+ else \
+ { \
+ if (wide) \
+ while (outlen-- > 0) \
+ outchar (*wptr++); \
+ else \
+ while (outlen-- > 0) \
+ outchar (*ptr++); \
+ } \
+ } while (0)
+
+#define PADN(ch, len) \
+ do \
+ { \
+ if (PAD (fp, ch, len) != len) \
+ { \
+ if (buffer_malloced) \
+ free (wbuffer); \
+ return -1; \
+ } \
+ done += len; \
+ } \
+ while (0)
+
+
+/* We use the GNU MP library to handle large numbers.
+
+ An MP variable occupies a varying number of entries in its array. We keep
+ track of this number for efficiency reasons. Otherwise we would always
+ have to process the whole array. */
+#define MPN_VAR(name) mp_limb_t *name; mp_size_t name##size
+
+#define MPN_ASSIGN(dst,src) \
+ memcpy (dst, src, (dst##size = src##size) * sizeof (mp_limb_t))
+#define MPN_GE(u,v) \
+ (u##size > v##size || (u##size == v##size && mpn_cmp (u, v, u##size) >= 0))
+
+extern mp_size_t mpn_extract_flt128 (mp_ptr res_ptr, mp_size_t size,
+ int *expt, int *is_neg,
+ __float128 value) attribute_hidden;
+static unsigned int guess_grouping (unsigned int intdig_max,
+ const char *grouping);
+
+
+static wchar_t *group_number (wchar_t *buf, wchar_t *bufend,
+ unsigned int intdig_no, const char *grouping,
+ wchar_t thousands_sep, int ngroups);
+
+
+int
+__quadmath_printf_fp (struct __quadmath_printf_file *fp,
+ const struct printf_info *info,
+ const void *const *args)
+{
+ /* The floating-point value to output. */
+ __float128 fpnum;
+
+ /* Locale-dependent representation of decimal point. */
+ const char *decimal;
+ wchar_t decimalwc;
+
+ /* Locale-dependent thousands separator and grouping specification. */
+ const char *thousands_sep = NULL;
+ wchar_t thousands_sepwc = L_('\0');
+ const char *grouping;
+
+ /* "NaN" or "Inf" for the special cases. */
+ const char *special = NULL;
+ const wchar_t *wspecial = NULL;
+
+ /* We need just a few limbs for the input before shifting to the right
+ position. */
+ mp_limb_t fp_input[(FLT128_MANT_DIG + BITS_PER_MP_LIMB - 1) / BITS_PER_MP_LIMB];
+ /* We need to shift the contents of fp_input by this amount of bits. */
+ int to_shift = 0;
+
+ /* The fraction of the floting-point value in question */
+ MPN_VAR(frac);
+ /* and the exponent. */
+ int exponent;
+ /* Sign of the exponent. */
+ int expsign = 0;
+ /* Sign of float number. */
+ int is_neg = 0;
+
+ /* Scaling factor. */
+ MPN_VAR(scale);
+
+ /* Temporary bignum value. */
+ MPN_VAR(tmp);
+
+ /* Digit which is result of last hack_digit() call. */
+ wchar_t digit;
+
+ /* The type of output format that will be used: 'e'/'E' or 'f'. */
+ int type;
+
+ /* Counter for number of written characters. */
+ int done = 0;
+
+ /* General helper (carry limb). */
+ mp_limb_t cy;
+
+ /* Nonzero if this is output on a wide character stream. */
+ int wide = info->wide;
+
+ /* Buffer in which we produce the output. */
+ wchar_t *wbuffer = NULL;
+ /* Flag whether wbuffer is malloc'ed or not. */
+ int buffer_malloced = 0;
+
+ auto wchar_t hack_digit (void);
+
+ wchar_t hack_digit (void)
+ {
+ mp_limb_t hi;
+
+ if (expsign != 0 && type == 'f' && exponent-- > 0)
+ hi = 0;
+ else if (scalesize == 0)
+ {
+ hi = frac[fracsize - 1];
+ frac[fracsize - 1] = mpn_mul_1 (frac, frac, fracsize - 1, 10);
+ }
+ else
+ {
+ if (fracsize < scalesize)
+ hi = 0;
+ else
+ {
+ hi = mpn_divmod (tmp, frac, fracsize, scale, scalesize);
+ tmp[fracsize - scalesize] = hi;
+ hi = tmp[0];
+
+ fracsize = scalesize;
+ while (fracsize != 0 && frac[fracsize - 1] == 0)
+ --fracsize;
+ if (fracsize == 0)
+ {
+ /* We're not prepared for an mpn variable with zero
+ limbs. */
+ fracsize = 1;
+ return L_('0') + hi;
+ }
+ }
+
+ mp_limb_t _cy = mpn_mul_1 (frac, frac, fracsize, 10);
+ if (_cy != 0)
+ frac[fracsize++] = _cy;
+ }
+
+ return L_('0') + hi;
+ }
+
+ /* Figure out the decimal point character. */
+#ifdef USE_NL_LANGINFO
+ if (info->extra == 0)
+ decimal = nl_langinfo (DECIMAL_POINT);
+ else
+ {
+ decimal = nl_langinfo (MON_DECIMAL_POINT);
+ if (*decimal == '\0')
+ decimal = nl_langinfo (DECIMAL_POINT);
+ }
+ /* The decimal point character must never be zero. */
+ assert (*decimal != '\0');
+#elif defined USE_LOCALECONV
+ const struct lconv *lc = localeconv ();
+ if (info->extra == 0)
+ decimal = lc->decimal_point;
+ else
+ {
+ decimal = lc->mon_decimal_point;
+ if (decimal == NULL || *decimal == '\0')
+ decimal = lc->decimal_point;
+ }
+ if (decimal == NULL || *decimal == '\0')
+ decimal = ".";
+#else
+ decimal = ".";
+#endif
+#ifdef USE_NL_LANGINFO_WC
+ if (info->extra == 0)
+ decimalwc = nl_langinfo_wc (_NL_NUMERIC_DECIMAL_POINT_WC);
+ else
+ {
+ decimalwc = nl_langinfo_wc (_NL_MONETARY_DECIMAL_POINT_WC);
+ if (decimalwc == L_('\0'))
+ decimalwc = nl_langinfo_wc (_NL_NUMERIC_DECIMAL_POINT_WC);
+ }
+ /* The decimal point character must never be zero. */
+ assert (decimalwc != L_('\0'));
+#else
+ decimalwc = L_('.');
+#endif
+
+#if defined USE_NL_LANGINFO && defined USE_NL_LANGINFO_WC
+ if (info->group)
+ {
+ if (info->extra == 0)
+ grouping = nl_langinfo (GROUPING);
+ else
+ grouping = nl_langinfo (MON_GROUPING);
+
+ if (*grouping <= 0 || *grouping == CHAR_MAX)
+ grouping = NULL;
+ else
+ {
+ /* Figure out the thousands separator character. */
+ if (wide)
+ {
+ if (info->extra == 0)
+ thousands_sepwc = nl_langinfo_wc (_NL_NUMERIC_THOUSANDS_SEP_WC);
+ else
+ thousands_sepwc = nl_langinfo_wc (_NL_MONETARY_THOUSANDS_SEP_WC);
+
+ if (thousands_sepwc == L_('\0'))
+ grouping = NULL;
+ }
+ else
+ {
+ if (info->extra == 0)
+ thousands_sep = nl_langinfo (THOUSANDS_SEP);
+ else
+ thousands_sep = nl_langinfo (MON_THOUSANDS_SEP);
+ if (*thousands_sep == '\0')
+ grouping = NULL;
+ }
+ }
+ }
+ else
+#elif defined USE_NL_LANGINFO
+ if (info->group && !wide)
+ {
+ if (info->extra == 0)
+ grouping = nl_langinfo (GROUPING);
+ else
+ grouping = nl_langinfo (MON_GROUPING);
+
+ if (*grouping <= 0 || *grouping == CHAR_MAX)
+ grouping = NULL;
+ else
+ {
+ /* Figure out the thousands separator character. */
+ if (info->extra == 0)
+ thousands_sep = nl_langinfo (THOUSANDS_SEP);
+ else
+ thousands_sep = nl_langinfo (MON_THOUSANDS_SEP);
+
+ if (*thousands_sep == '\0')
+ grouping = NULL;
+ }
+ }
+ else
+#elif defined USE_LOCALECONV
+ if (info->group && !wide)
+ {
+ if (info->extra == 0)
+ grouping = lc->grouping;
+ else
+ grouping = lc->mon_grouping;
+
+ if (grouping == NULL || *grouping <= 0 || *grouping == CHAR_MAX)
+ grouping = NULL;
+ else
+ {
+ /* Figure out the thousands separator character. */
+ if (info->extra == 0)
+ thousands_sep = lc->thousands_sep;
+ else
+ thousands_sep = lc->mon_thousands_sep;
+
+ if (thousands_sep == NULL || *thousands_sep == '\0')
+ grouping = NULL;
+ }
+ }
+ else
+#endif
+ grouping = NULL;
+ if (grouping != NULL && !wide)
+ /* If we are printing multibyte characters and there is a
+ multibyte representation for the thousands separator,
+ we must ensure the wide character thousands separator
+ is available, even if it is fake. */
+ thousands_sepwc = (wchar_t) 0xfffffffe;
+
+ /* Fetch the argument value. */
+ {
+ fpnum = **(const __float128 **) args[0];
+
+ /* Check for special values: not a number or infinity. */
+ if (isnanq (fpnum))
+ {
+ ieee854_float128 u = { .value = fpnum };
+ is_neg = u.ieee.negative != 0;
+ if (isupper (info->spec))
+ {
+ special = "NAN";
+ wspecial = L_("NAN");
+ }
+ else
+ {
+ special = "nan";
+ wspecial = L_("nan");
+ }
+ }
+ else if (isinfq (fpnum))
+ {
+ is_neg = fpnum < 0;
+ if (isupper (info->spec))
+ {
+ special = "INF";
+ wspecial = L_("INF");
+ }
+ else
+ {
+ special = "inf";
+ wspecial = L_("inf");
+ }
+ }
+ else
+ {
+ fracsize = mpn_extract_flt128 (fp_input,
+ (sizeof (fp_input) /
+ sizeof (fp_input[0])),
+ &exponent, &is_neg, fpnum);
+ to_shift = 1 + fracsize * BITS_PER_MP_LIMB - FLT128_MANT_DIG;
+ }
+ }
+
+ if (special)
+ {
+ int width = info->width;
+
+ if (is_neg || info->showsign || info->space)
+ --width;
+ width -= 3;
+
+ if (!info->left && width > 0)
+ PADN (' ', width);
+
+ if (is_neg)
+ outchar ('-');
+ else if (info->showsign)
+ outchar ('+');
+ else if (info->space)
+ outchar (' ');
+
+ PRINT (special, wspecial, 3);
+
+ if (info->left && width > 0)
+ PADN (' ', width);
+
+ return done;
+ }
+
+
+ /* We need three multiprecision variables. Now that we have the exponent
+ of the number we can allocate the needed memory. It would be more
+ efficient to use variables of the fixed maximum size but because this
+ would be really big it could lead to memory problems. */
+ {
+ mp_size_t bignum_size = ((ABS (exponent) + BITS_PER_MP_LIMB - 1)
+ / BITS_PER_MP_LIMB
+ + (FLT128_MANT_DIG / BITS_PER_MP_LIMB > 2 ? 8 : 4))
+ * sizeof (mp_limb_t);
+ frac = (mp_limb_t *) alloca (bignum_size);
+ tmp = (mp_limb_t *) alloca (bignum_size);
+ scale = (mp_limb_t *) alloca (bignum_size);
+ }
+
+ /* We now have to distinguish between numbers with positive and negative
+ exponents because the method used for the one is not applicable/efficient
+ for the other. */
+ scalesize = 0;
+ if (exponent > 2)
+ {
+ /* |FP| >= 8.0. */
+ int scaleexpo = 0;
+ int explog = FLT128_MAX_10_EXP_LOG;
+ int exp10 = 0;
+ const struct mp_power *powers = &_fpioconst_pow10[explog + 1];
+ int cnt_h, cnt_l, i;
+
+ if ((exponent + to_shift) % BITS_PER_MP_LIMB == 0)
+ {
+ MPN_COPY_DECR (frac + (exponent + to_shift) / BITS_PER_MP_LIMB,
+ fp_input, fracsize);
+ fracsize += (exponent + to_shift) / BITS_PER_MP_LIMB;
+ }
+ else
+ {
+ cy = mpn_lshift (frac + (exponent + to_shift) / BITS_PER_MP_LIMB,
+ fp_input, fracsize,
+ (exponent + to_shift) % BITS_PER_MP_LIMB);
+ fracsize += (exponent + to_shift) / BITS_PER_MP_LIMB;
+ if (cy)
+ frac[fracsize++] = cy;
+ }
+ MPN_ZERO (frac, (exponent + to_shift) / BITS_PER_MP_LIMB);
+
+ assert (powers > &_fpioconst_pow10[0]);
+ do
+ {
+ --powers;
+
+ /* The number of the product of two binary numbers with n and m
+ bits respectively has m+n or m+n-1 bits. */
+ if (exponent >= scaleexpo + powers->p_expo - 1)
+ {
+ if (scalesize == 0)
+ {
+ if (FLT128_MANT_DIG > _FPIO_CONST_OFFSET * BITS_PER_MP_LIMB)
+ {
+#define _FPIO_CONST_SHIFT \
+ (((FLT128_MANT_DIG + BITS_PER_MP_LIMB - 1) / BITS_PER_MP_LIMB) \
+ - _FPIO_CONST_OFFSET)
+ /* 64bit const offset is not enough for
+ IEEE quad long double. */
+ tmpsize = powers->arraysize + _FPIO_CONST_SHIFT;
+ memcpy (tmp + _FPIO_CONST_SHIFT,
+ &__tens[powers->arrayoff],
+ tmpsize * sizeof (mp_limb_t));
+ MPN_ZERO (tmp, _FPIO_CONST_SHIFT);
+ /* Adjust exponent, as scaleexpo will be this much
+ bigger too. */
+ exponent += _FPIO_CONST_SHIFT * BITS_PER_MP_LIMB;
+ }
+ else
+ {
+ tmpsize = powers->arraysize;
+ memcpy (tmp, &__tens[powers->arrayoff],
+ tmpsize * sizeof (mp_limb_t));
+ }
+ }
+ else
+ {
+ cy = mpn_mul (tmp, scale, scalesize,
+ &__tens[powers->arrayoff
+ + _FPIO_CONST_OFFSET],
+ powers->arraysize - _FPIO_CONST_OFFSET);
+ tmpsize = scalesize + powers->arraysize - _FPIO_CONST_OFFSET;
+ if (cy == 0)
+ --tmpsize;
+ }
+
+ if (MPN_GE (frac, tmp))
+ {
+ int cnt;
+ MPN_ASSIGN (scale, tmp);
+ count_leading_zeros (cnt, scale[scalesize - 1]);
+ scaleexpo = (scalesize - 2) * BITS_PER_MP_LIMB - cnt - 1;
+ exp10 |= 1 << explog;
+ }
+ }
+ --explog;
+ }
+ while (powers > &_fpioconst_pow10[0]);
+ exponent = exp10;
+
+ /* Optimize number representations. We want to represent the numbers
+ with the lowest number of bytes possible without losing any
+ bytes. Also the highest bit in the scaling factor has to be set
+ (this is a requirement of the MPN division routines). */
+ if (scalesize > 0)
+ {
+ /* Determine minimum number of zero bits at the end of
+ both numbers. */
+ for (i = 0; scale[i] == 0 && frac[i] == 0; i++)
+ ;
+
+ /* Determine number of bits the scaling factor is misplaced. */
+ count_leading_zeros (cnt_h, scale[scalesize - 1]);
+
+ if (cnt_h == 0)
+ {
+ /* The highest bit of the scaling factor is already set. So
+ we only have to remove the trailing empty limbs. */
+ if (i > 0)
+ {
+ MPN_COPY_INCR (scale, scale + i, scalesize - i);
+ scalesize -= i;
+ MPN_COPY_INCR (frac, frac + i, fracsize - i);
+ fracsize -= i;
+ }
+ }
+ else
+ {
+ if (scale[i] != 0)
+ {
+ count_trailing_zeros (cnt_l, scale[i]);
+ if (frac[i] != 0)
+ {
+ int cnt_l2;
+ count_trailing_zeros (cnt_l2, frac[i]);
+ if (cnt_l2 < cnt_l)
+ cnt_l = cnt_l2;
+ }
+ }
+ else
+ count_trailing_zeros (cnt_l, frac[i]);
+
+ /* Now shift the numbers to their optimal position. */
+ if (i == 0 && BITS_PER_MP_LIMB - cnt_h > cnt_l)
+ {
+ /* We cannot save any memory. So just roll both numbers
+ so that the scaling factor has its highest bit set. */
+
+ (void) mpn_lshift (scale, scale, scalesize, cnt_h);
+ cy = mpn_lshift (frac, frac, fracsize, cnt_h);
+ if (cy != 0)
+ frac[fracsize++] = cy;
+ }
+ else if (BITS_PER_MP_LIMB - cnt_h <= cnt_l)
+ {
+ /* We can save memory by removing the trailing zero limbs
+ and by packing the non-zero limbs which gain another
+ free one. */
+
+ (void) mpn_rshift (scale, scale + i, scalesize - i,
+ BITS_PER_MP_LIMB - cnt_h);
+ scalesize -= i + 1;
+ (void) mpn_rshift (frac, frac + i, fracsize - i,
+ BITS_PER_MP_LIMB - cnt_h);
+ fracsize -= frac[fracsize - i - 1] == 0 ? i + 1 : i;
+ }
+ else
+ {
+ /* We can only save the memory of the limbs which are zero.
+ The non-zero parts occupy the same number of limbs. */
+
+ (void) mpn_rshift (scale, scale + (i - 1),
+ scalesize - (i - 1),
+ BITS_PER_MP_LIMB - cnt_h);
+ scalesize -= i;
+ (void) mpn_rshift (frac, frac + (i - 1),
+ fracsize - (i - 1),
+ BITS_PER_MP_LIMB - cnt_h);
+ fracsize -= frac[fracsize - (i - 1) - 1] == 0 ? i : i - 1;
+ }
+ }
+ }
+ }
+ else if (exponent < 0)
+ {
+ /* |FP| < 1.0. */
+ int exp10 = 0;
+ int explog = FLT128_MAX_10_EXP_LOG;
+ const struct mp_power *powers = &_fpioconst_pow10[explog + 1];
+
+ /* Now shift the input value to its right place. */
+ cy = mpn_lshift (frac, fp_input, fracsize, to_shift);
+ frac[fracsize++] = cy;
+ assert (cy == 1 || (frac[fracsize - 2] == 0 && frac[0] == 0));
+
+ expsign = 1;
+ exponent = -exponent;
+
+ assert (powers != &_fpioconst_pow10[0]);
+ do
+ {
+ --powers;
+
+ if (exponent >= powers->m_expo)
+ {
+ int i, incr, cnt_h, cnt_l;
+ mp_limb_t topval[2];
+
+ /* The mpn_mul function expects the first argument to be
+ bigger than the second. */
+ if (fracsize < powers->arraysize - _FPIO_CONST_OFFSET)
+ cy = mpn_mul (tmp, &__tens[powers->arrayoff
+ + _FPIO_CONST_OFFSET],
+ powers->arraysize - _FPIO_CONST_OFFSET,
+ frac, fracsize);
+ else
+ cy = mpn_mul (tmp, frac, fracsize,
+ &__tens[powers->arrayoff + _FPIO_CONST_OFFSET],
+ powers->arraysize - _FPIO_CONST_OFFSET);
+ tmpsize = fracsize + powers->arraysize - _FPIO_CONST_OFFSET;
+ if (cy == 0)
+ --tmpsize;
+
+ count_leading_zeros (cnt_h, tmp[tmpsize - 1]);
+ incr = (tmpsize - fracsize) * BITS_PER_MP_LIMB
+ + BITS_PER_MP_LIMB - 1 - cnt_h;
+
+ assert (incr <= powers->p_expo);
+
+ /* If we increased the exponent by exactly 3 we have to test
+ for overflow. This is done by comparing with 10 shifted
+ to the right position. */
+ if (incr == exponent + 3)
+ {
+ if (cnt_h <= BITS_PER_MP_LIMB - 4)
+ {
+ topval[0] = 0;
+ topval[1]
+ = ((mp_limb_t) 10) << (BITS_PER_MP_LIMB - 4 - cnt_h);
+ }
+ else
+ {
+ topval[0] = ((mp_limb_t) 10) << (BITS_PER_MP_LIMB - 4);
+ topval[1] = 0;
+ (void) mpn_lshift (topval, topval, 2,
+ BITS_PER_MP_LIMB - cnt_h);
+ }
+ }
+
+ /* We have to be careful when multiplying the last factor.
+ If the result is greater than 1.0 be have to test it
+ against 10.0. If it is greater or equal to 10.0 the
+ multiplication was not valid. This is because we cannot
+ determine the number of bits in the result in advance. */
+ if (incr < exponent + 3
+ || (incr == exponent + 3 &&
+ (tmp[tmpsize - 1] < topval[1]
+ || (tmp[tmpsize - 1] == topval[1]
+ && tmp[tmpsize - 2] < topval[0]))))
+ {
+ /* The factor is right. Adapt binary and decimal
+ exponents. */
+ exponent -= incr;
+ exp10 |= 1 << explog;
+
+ /* If this factor yields a number greater or equal to
+ 1.0, we must not shift the non-fractional digits down. */
+ if (exponent < 0)
+ cnt_h += -exponent;
+
+ /* Now we optimize the number representation. */
+ for (i = 0; tmp[i] == 0; ++i);
+ if (cnt_h == BITS_PER_MP_LIMB - 1)
+ {
+ MPN_COPY (frac, tmp + i, tmpsize - i);
+ fracsize = tmpsize - i;
+ }
+ else
+ {
+ count_trailing_zeros (cnt_l, tmp[i]);
+
+ /* Now shift the numbers to their optimal position. */
+ if (i == 0 && BITS_PER_MP_LIMB - 1 - cnt_h > cnt_l)
+ {
+ /* We cannot save any memory. Just roll the
+ number so that the leading digit is in a
+ separate limb. */
+
+ cy = mpn_lshift (frac, tmp, tmpsize, cnt_h + 1);
+ fracsize = tmpsize + 1;
+ frac[fracsize - 1] = cy;
+ }
+ else if (BITS_PER_MP_LIMB - 1 - cnt_h <= cnt_l)
+ {
+ (void) mpn_rshift (frac, tmp + i, tmpsize - i,
+ BITS_PER_MP_LIMB - 1 - cnt_h);
+ fracsize = tmpsize - i;
+ }
+ else
+ {
+ /* We can only save the memory of the limbs which
+ are zero. The non-zero parts occupy the same
+ number of limbs. */
+
+ (void) mpn_rshift (frac, tmp + (i - 1),
+ tmpsize - (i - 1),
+ BITS_PER_MP_LIMB - 1 - cnt_h);
+ fracsize = tmpsize - (i - 1);
+ }
+ }
+ }
+ }
+ --explog;
+ }
+ while (powers != &_fpioconst_pow10[1] && exponent > 0);
+ /* All factors but 10^-1 are tested now. */
+ if (exponent > 0)
+ {
+ int cnt_l;
+
+ cy = mpn_mul_1 (tmp, frac, fracsize, 10);
+ tmpsize = fracsize;
+ assert (cy == 0 || tmp[tmpsize - 1] < 20);
+
+ count_trailing_zeros (cnt_l, tmp[0]);
+ if (cnt_l < MIN (4, exponent))
+ {
+ cy = mpn_lshift (frac, tmp, tmpsize,
+ BITS_PER_MP_LIMB - MIN (4, exponent));
+ if (cy != 0)
+ frac[tmpsize++] = cy;
+ }
+ else
+ (void) mpn_rshift (frac, tmp, tmpsize, MIN (4, exponent));
+ fracsize = tmpsize;
+ exp10 |= 1;
+ assert (frac[fracsize - 1] < 10);
+ }
+ exponent = exp10;
+ }
+ else
+ {
+ /* This is a special case. We don't need a factor because the
+ numbers are in the range of 1.0 <= |fp| < 8.0. We simply
+ shift it to the right place and divide it by 1.0 to get the
+ leading digit. (Of course this division is not really made.) */
+ assert (0 <= exponent && exponent < 3 &&
+ exponent + to_shift < BITS_PER_MP_LIMB);
+
+ /* Now shift the input value to its right place. */
+ cy = mpn_lshift (frac, fp_input, fracsize, (exponent + to_shift));
+ frac[fracsize++] = cy;
+ exponent = 0;
+ }
+
+ {
+ int width = info->width;
+ wchar_t *wstartp, *wcp;
+ size_t chars_needed;
+ int expscale;
+ int intdig_max, intdig_no = 0;
+ int fracdig_min;
+ int fracdig_max;
+ int dig_max;
+ int significant;
+ int ngroups = 0;
+ char spec = tolower (info->spec);
+
+ if (spec == 'e')
+ {
+ type = info->spec;
+ intdig_max = 1;
+ fracdig_min = fracdig_max = info->prec < 0 ? 6 : info->prec;
+ chars_needed = 1 + 1 + (size_t) fracdig_max + 1 + 1 + 4;
+ /* d . ddd e +- ddd */
+ dig_max = __INT_MAX__; /* Unlimited. */
+ significant = 1; /* Does not matter here. */
+ }
+ else if (spec == 'f')
+ {
+ type = 'f';
+ fracdig_min = fracdig_max = info->prec < 0 ? 6 : info->prec;
+ dig_max = __INT_MAX__; /* Unlimited. */
+ significant = 1; /* Does not matter here. */
+ if (expsign == 0)
+ {
+ intdig_max = exponent + 1;
+ /* This can be really big! */ /* XXX Maybe malloc if too big? */
+ chars_needed = (size_t) exponent + 1 + 1 + (size_t) fracdig_max;
+ }
+ else
+ {
+ intdig_max = 1;
+ chars_needed = 1 + 1 + (size_t) fracdig_max;
+ }
+ }
+ else
+ {
+ dig_max = info->prec < 0 ? 6 : (info->prec == 0 ? 1 : info->prec);
+ if ((expsign == 0 && exponent >= dig_max)
+ || (expsign != 0 && exponent > 4))
+ {
+ if ('g' - 'G' == 'e' - 'E')
+ type = 'E' + (info->spec - 'G');
+ else
+ type = isupper (info->spec) ? 'E' : 'e';
+ fracdig_max = dig_max - 1;
+ intdig_max = 1;
+ chars_needed = 1 + 1 + (size_t) fracdig_max + 1 + 1 + 4;
+ }
+ else
+ {
+ type = 'f';
+ intdig_max = expsign == 0 ? exponent + 1 : 0;
+ fracdig_max = dig_max - intdig_max;
+ /* We need space for the significant digits and perhaps
+ for leading zeros when < 1.0. The number of leading
+ zeros can be as many as would be required for
+ exponential notation with a negative two-digit
+ exponent, which is 4. */
+ chars_needed = (size_t) dig_max + 1 + 4;
+ }
+ fracdig_min = info->alt ? fracdig_max : 0;
+ significant = 0; /* We count significant digits. */
+ }
+
+ if (grouping)
+ {
+ /* Guess the number of groups we will make, and thus how
+ many spaces we need for separator characters. */
+ ngroups = guess_grouping (intdig_max, grouping);
+ /* Allocate one more character in case rounding increases the
+ number of groups. */
+ chars_needed += ngroups + 1;
+ }
+
+ /* Allocate buffer for output. We need two more because while rounding
+ it is possible that we need two more characters in front of all the
+ other output. If the amount of memory we have to allocate is too
+ large use `malloc' instead of `alloca'. */
+ if (__builtin_expect (chars_needed >= (size_t) -1 / sizeof (wchar_t) - 2
+ || chars_needed < fracdig_max, 0))
+ {
+ /* Some overflow occurred. */
+#if defined HAVE_ERRNO_H && defined ERANGE
+ errno = ERANGE;
+#endif
+ return -1;
+ }
+ size_t wbuffer_to_alloc = (2 + chars_needed) * sizeof (wchar_t);
+ buffer_malloced = wbuffer_to_alloc >= 4096;
+ if (__builtin_expect (buffer_malloced, 0))
+ {
+ wbuffer = (wchar_t *) malloc (wbuffer_to_alloc);
+ if (wbuffer == NULL)
+ /* Signal an error to the caller. */
+ return -1;
+ }
+ else
+ wbuffer = (wchar_t *) alloca (wbuffer_to_alloc);
+ wcp = wstartp = wbuffer + 2; /* Let room for rounding. */
+
+ /* Do the real work: put digits in allocated buffer. */
+ if (expsign == 0 || type != 'f')
+ {
+ assert (expsign == 0 || intdig_max == 1);
+ while (intdig_no < intdig_max)
+ {
+ ++intdig_no;
+ *wcp++ = hack_digit ();
+ }
+ significant = 1;
+ if (info->alt
+ || fracdig_min > 0
+ || (fracdig_max > 0 && (fracsize > 1 || frac[0] != 0)))
+ *wcp++ = decimalwc;
+ }
+ else
+ {
+ /* |fp| < 1.0 and the selected type is 'f', so put "0."
+ in the buffer. */
+ *wcp++ = L_('0');
+ --exponent;
+ *wcp++ = decimalwc;
+ }
+
+ /* Generate the needed number of fractional digits. */
+ int fracdig_no = 0;
+ int added_zeros = 0;
+ while (fracdig_no < fracdig_min + added_zeros
+ || (fracdig_no < fracdig_max && (fracsize > 1 || frac[0] != 0)))
+ {
+ ++fracdig_no;
+ *wcp = hack_digit ();
+ if (*wcp++ != L_('0'))
+ significant = 1;
+ else if (significant == 0)
+ {
+ ++fracdig_max;
+ if (fracdig_min > 0)
+ ++added_zeros;
+ }
+ }
+
+ /* Do rounding. */
+ digit = hack_digit ();
+ if (digit > L_('4'))
+ {
+ wchar_t *wtp = wcp;
+
+ if (digit == L_('5')
+ && ((*(wcp - 1) != decimalwc && (*(wcp - 1) & 1) == 0)
+ || ((*(wcp - 1) == decimalwc && (*(wcp - 2) & 1) == 0))))
+ {
+ /* This is the critical case. */
+ if (fracsize == 1 && frac[0] == 0)
+ /* Rest of the number is zero -> round to even.
+ (IEEE 754-1985 4.1 says this is the default rounding.) */
+ goto do_expo;
+ else if (scalesize == 0)
+ {
+ /* Here we have to see whether all limbs are zero since no
+ normalization happened. */
+ size_t lcnt = fracsize;
+ while (lcnt >= 1 && frac[lcnt - 1] == 0)
+ --lcnt;
+ if (lcnt == 0)
+ /* Rest of the number is zero -> round to even.
+ (IEEE 754-1985 4.1 says this is the default rounding.) */
+ goto do_expo;
+ }
+ }
+
+ if (fracdig_no > 0)
+ {
+ /* Process fractional digits. Terminate if not rounded or
+ radix character is reached. */
+ int removed = 0;
+ while (*--wtp != decimalwc && *wtp == L_('9'))
+ {
+ *wtp = L_('0');
+ ++removed;
+ }
+ if (removed == fracdig_min && added_zeros > 0)
+ --added_zeros;
+ if (*wtp != decimalwc)
+ /* Round up. */
+ (*wtp)++;
+ else if (__builtin_expect (spec == 'g' && type == 'f' && info->alt
+ && wtp == wstartp + 1
+ && wstartp[0] == L_('0'),
+ 0))
+ /* This is a special case: the rounded number is 1.0,
+ the format is 'g' or 'G', and the alternative format
+ is selected. This means the result must be "1.". */
+ --added_zeros;
+ }
+
+ if (fracdig_no == 0 || *wtp == decimalwc)
+ {
+ /* Round the integer digits. */
+ if (*(wtp - 1) == decimalwc)
+ --wtp;
+
+ while (--wtp >= wstartp && *wtp == L_('9'))
+ *wtp = L_('0');
+
+ if (wtp >= wstartp)
+ /* Round up. */
+ (*wtp)++;
+ else
+ /* It is more critical. All digits were 9's. */
+ {
+ if (type != 'f')
+ {
+ *wstartp = '1';
+ exponent += expsign == 0 ? 1 : -1;
+
+ /* The above exponent adjustment could lead to 1.0e-00,
+ e.g. for 0.999999999. Make sure exponent 0 always
+ uses + sign. */
+ if (exponent == 0)
+ expsign = 0;
+ }
+ else if (intdig_no == dig_max)
+ {
+ /* This is the case where for type %g the number fits
+ really in the range for %f output but after rounding
+ the number of digits is too big. */
+ *--wstartp = decimalwc;
+ *--wstartp = L_('1');
+
+ if (info->alt || fracdig_no > 0)
+ {
+ /* Overwrite the old radix character. */
+ wstartp[intdig_no + 2] = L_('0');
+ ++fracdig_no;
+ }
+
+ fracdig_no += intdig_no;
+ intdig_no = 1;
+ fracdig_max = intdig_max - intdig_no;
+ ++exponent;
+ /* Now we must print the exponent. */
+ type = isupper (info->spec) ? 'E' : 'e';
+ }
+ else
+ {
+ /* We can simply add another another digit before the
+ radix. */
+ *--wstartp = L_('1');
+ ++intdig_no;
+ }
+
+ /* While rounding the number of digits can change.
+ If the number now exceeds the limits remove some
+ fractional digits. */
+ if (intdig_no + fracdig_no > dig_max)
+ {
+ wcp -= intdig_no + fracdig_no - dig_max;
+ fracdig_no -= intdig_no + fracdig_no - dig_max;
+ }
+ }
+ }
+ }
+
+ do_expo:
+ /* Now remove unnecessary '0' at the end of the string. */
+ while (fracdig_no > fracdig_min + added_zeros && *(wcp - 1) == L_('0'))
+ {
+ --wcp;
+ --fracdig_no;
+ }
+ /* If we eliminate all fractional digits we perhaps also can remove
+ the radix character. */
+ if (fracdig_no == 0 && !info->alt && *(wcp - 1) == decimalwc)
+ --wcp;
+
+ if (grouping)
+ {
+ /* Rounding might have changed the number of groups. We allocated
+ enough memory but we need here the correct number of groups. */
+ if (intdig_no != intdig_max)
+ ngroups = guess_grouping (intdig_no, grouping);
+
+ /* Add in separator characters, overwriting the same buffer. */
+ wcp = group_number (wstartp, wcp, intdig_no, grouping, thousands_sepwc,
+ ngroups);
+ }
+
+ /* Write the exponent if it is needed. */
+ if (type != 'f')
+ {
+ if (__builtin_expect (expsign != 0 && exponent == 4 && spec == 'g', 0))
+ {
+ /* This is another special case. The exponent of the number is
+ really smaller than -4, which requires the 'e'/'E' format.
+ But after rounding the number has an exponent of -4. */
+ assert (wcp >= wstartp + 1);
+ assert (wstartp[0] == L_('1'));
+ memcpy (wstartp, L_("0.0001"), 6 * sizeof (wchar_t));
+ wstartp[1] = decimalwc;
+ if (wcp >= wstartp + 2)
+ {
+ size_t cnt;
+ for (cnt = 0; cnt < wcp - (wstartp + 2); cnt++)
+ wstartp[6 + cnt] = L_('0');
+ wcp += 4;
+ }
+ else
+ wcp += 5;
+ }
+ else
+ {
+ *wcp++ = (wchar_t) type;
+ *wcp++ = expsign ? L_('-') : L_('+');
+
+ /* Find the magnitude of the exponent. */
+ expscale = 10;
+ while (expscale <= exponent)
+ expscale *= 10;
+
+ if (exponent < 10)
+ /* Exponent always has at least two digits. */
+ *wcp++ = L_('0');
+ else
+ do
+ {
+ expscale /= 10;
+ *wcp++ = L_('0') + (exponent / expscale);
+ exponent %= expscale;
+ }
+ while (expscale > 10);
+ *wcp++ = L_('0') + exponent;
+ }
+ }
+
+ /* Compute number of characters which must be filled with the padding
+ character. */
+ if (is_neg || info->showsign || info->space)
+ --width;
+ width -= wcp - wstartp;
+
+ if (!info->left && info->pad != '0' && width > 0)
+ PADN (info->pad, width);
+
+ if (is_neg)
+ outchar ('-');
+ else if (info->showsign)
+ outchar ('+');
+ else if (info->space)
+ outchar (' ');
+
+ if (!info->left && info->pad == '0' && width > 0)
+ PADN ('0', width);
+
+ {
+ char *buffer = NULL;
+ char *buffer_end __attribute__((__unused__)) = NULL;
+ char *cp = NULL;
+ char *tmpptr;
+
+ if (! wide)
+ {
+ /* Create the single byte string. */
+ size_t decimal_len;
+ size_t thousands_sep_len;
+ wchar_t *copywc;
+#ifdef USE_I18N_NUMBER_H
+ size_t factor = (info->i18n
+ ? nl_langinfo_wc (_NL_CTYPE_MB_CUR_MAX)
+ : 1);
+#else
+ size_t factor = 1;
+#endif
+
+ decimal_len = strlen (decimal);
+
+ if (thousands_sep == NULL)
+ thousands_sep_len = 0;
+ else
+ thousands_sep_len = strlen (thousands_sep);
+
+ size_t nbuffer = (2 + chars_needed * factor + decimal_len
+ + ngroups * thousands_sep_len);
+ if (__builtin_expect (buffer_malloced, 0))
+ {
+ buffer = (char *) malloc (nbuffer);
+ if (buffer == NULL)
+ {
+ /* Signal an error to the caller. */
+ free (wbuffer);
+ return -1;
+ }
+ }
+ else
+ buffer = (char *) alloca (nbuffer);
+ buffer_end = buffer + nbuffer;
+
+ /* Now copy the wide character string. Since the character
+ (except for the decimal point and thousands separator) must
+ be coming from the ASCII range we can esily convert the
+ string without mapping tables. */
+ for (cp = buffer, copywc = wstartp; copywc < wcp; ++copywc)
+ if (*copywc == decimalwc)
+ memcpy (cp, decimal, decimal_len), cp += decimal_len;
+ else if (*copywc == thousands_sepwc)
+ memcpy (cp, thousands_sep, thousands_sep_len), cp += thousands_sep_len;
+ else
+ *cp++ = (char) *copywc;
+ }
+
+ tmpptr = buffer;
+#if USE_I18N_NUMBER_H
+ if (__builtin_expect (info->i18n, 0))
+ {
+ tmpptr = _i18n_number_rewrite (tmpptr, cp, buffer_end);
+ cp = buffer_end;
+ assert ((uintptr_t) buffer <= (uintptr_t) tmpptr);
+ assert ((uintptr_t) tmpptr < (uintptr_t) buffer_end);
+ }
+#endif
+
+ PRINT (tmpptr, wstartp, wide ? wcp - wstartp : cp - tmpptr);
+
+ /* Free the memory if necessary. */
+ if (__builtin_expect (buffer_malloced, 0))
+ {
+ free (buffer);
+ free (wbuffer);
+ }
+ }
+
+ if (info->left && width > 0)
+ PADN (info->pad, width);
+ }
+ return done;
+}
+
+/* Return the number of extra grouping characters that will be inserted
+ into a number with INTDIG_MAX integer digits. */
+
+static unsigned int
+guess_grouping (unsigned int intdig_max, const char *grouping)
+{
+ unsigned int groups;
+
+ /* We treat all negative values like CHAR_MAX. */
+
+ if (*grouping == CHAR_MAX || *grouping <= 0)
+ /* No grouping should be done. */
+ return 0;
+
+ groups = 0;
+ while (intdig_max > (unsigned int) *grouping)
+ {
+ ++groups;
+ intdig_max -= *grouping++;
+
+ if (*grouping == 0)
+ {
+ /* Same grouping repeats. */
+ groups += (intdig_max - 1) / grouping[-1];
+ break;
+ }
+ else if (*grouping == CHAR_MAX || *grouping <= 0)
+ /* No more grouping should be done. */
+ break;
+ }
+
+ return groups;
+}
+
+/* Group the INTDIG_NO integer digits of the number in [BUF,BUFEND).
+ There is guaranteed enough space past BUFEND to extend it.
+ Return the new end of buffer. */
+
+static wchar_t *
+group_number (wchar_t *buf, wchar_t *bufend, unsigned int intdig_no,
+ const char *grouping, wchar_t thousands_sep, int ngroups)
+{
+ wchar_t *p;
+
+ if (ngroups == 0)
+ return bufend;
+
+ /* Move the fractional part down. */
+ memmove (buf + intdig_no + ngroups, buf + intdig_no,
+ (bufend - (buf + intdig_no)) * sizeof (wchar_t));
+
+ p = buf + intdig_no + ngroups - 1;
+ do
+ {
+ unsigned int len = *grouping++;
+ do
+ *p-- = buf[--intdig_no];
+ while (--len > 0);
+ *p-- = thousands_sep;
+
+ if (*grouping == 0)
+ /* Same grouping repeats. */
+ --grouping;
+ else if (*grouping == CHAR_MAX || *grouping <= 0)
+ /* No more grouping should be done. */
+ break;
+ } while (intdig_no > (unsigned int) *grouping);
+
+ /* Copy the remaining ungrouped digits. */
+ do
+ *p-- = buf[--intdig_no];
+ while (p > buf);
+
+ return bufend + ngroups;
+}
diff --git a/libquadmath/printf/printf_fphex.c b/libquadmath/printf/printf_fphex.c
new file mode 100644
index 000000000..941e93307
--- /dev/null
+++ b/libquadmath/printf/printf_fphex.c
@@ -0,0 +1,463 @@
+/* Print floating point number in hexadecimal notation according to ISO C99.
+ Copyright (C) 1997-2002,2004,2006 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <config.h>
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#define NDEBUG
+#include <assert.h>
+#include "quadmath-printf.h"
+#include "_itoa.h"
+#include "_itowa.h"
+
+
+/* Macros for doing the actual output. */
+
+#define outchar(ch) \
+ do \
+ { \
+ register const int outc = (ch); \
+ if (PUTC (outc, fp) == EOF) \
+ return -1; \
+ ++done; \
+ } while (0)
+
+#define PRINT(ptr, wptr, len) \
+ do \
+ { \
+ register size_t outlen = (len); \
+ if (wide) \
+ while (outlen-- > 0) \
+ outchar (*wptr++); \
+ else \
+ while (outlen-- > 0) \
+ outchar (*ptr++); \
+ } while (0)
+
+#define PADN(ch, len) \
+ do \
+ { \
+ if (PAD (fp, ch, len) != len) \
+ return -1; \
+ done += len; \
+ } \
+ while (0)
+
+
+
+int
+__quadmath_printf_fphex (struct __quadmath_printf_file *fp,
+ const struct printf_info *info,
+ const void *const *args)
+{
+ /* The floating-point value to output. */
+ ieee854_float128 fpnum;
+
+ /* Locale-dependent representation of decimal point. */
+ const char *decimal;
+ wchar_t decimalwc;
+
+ /* "NaN" or "Inf" for the special cases. */
+ const char *special = NULL;
+ const wchar_t *wspecial = NULL;
+
+ /* Buffer for the generated number string for the mantissa. The
+ maximal size for the mantissa is 128 bits. */
+ char numbuf[32];
+ char *numstr;
+ char *numend;
+ wchar_t wnumbuf[32];
+ wchar_t *wnumstr;
+ wchar_t *wnumend;
+ int negative;
+
+ /* The maximal exponent of two in decimal notation has 5 digits. */
+ char expbuf[5];
+ char *expstr;
+ wchar_t wexpbuf[5];
+ wchar_t *wexpstr;
+ int expnegative;
+ int exponent;
+
+ /* Non-zero is mantissa is zero. */
+ int zero_mantissa;
+
+ /* The leading digit before the decimal point. */
+ char leading;
+
+ /* Precision. */
+ int precision = info->prec;
+
+ /* Width. */
+ int width = info->width;
+
+ /* Number of characters written. */
+ int done = 0;
+
+ /* Nonzero if this is output on a wide character stream. */
+ int wide = info->wide;
+
+ /* Figure out the decimal point character. */
+#ifdef USE_NL_LANGINFO
+ if (info->extra == 0)
+ decimal = nl_langinfo (DECIMAL_POINT);
+ else
+ {
+ decimal = nl_langinfo (MON_DECIMAL_POINT);
+ if (*decimal == '\0')
+ decimal = nl_langinfo (DECIMAL_POINT);
+ }
+ /* The decimal point character must never be zero. */
+ assert (*decimal != '\0');
+#elif defined USE_LOCALECONV
+ const struct lconv *lc = localeconv ();
+ if (info->extra == 0)
+ decimal = lc->decimal_point;
+ else
+ {
+ decimal = lc->mon_decimal_point;
+ if (decimal == NULL || *decimal == '\0')
+ decimal = lc->decimal_point;
+ }
+ if (decimal == NULL || *decimal == '\0')
+ decimal = ".";
+#else
+ decimal = ".";
+#endif
+#ifdef USE_NL_LANGINFO_WC
+ if (info->extra == 0)
+ decimalwc = nl_langinfo_wc (_NL_NUMERIC_DECIMAL_POINT_WC);
+ else
+ {
+ decimalwc = nl_langinfo_wc (_NL_MONETARY_DECIMAL_POINT_WC);
+ if (decimalwc == L_('\0'))
+ decimalwc = nl_langinfo_wc (_NL_NUMERIC_DECIMAL_POINT_WC);
+ }
+ /* The decimal point character must never be zero. */
+ assert (decimalwc != L_('\0'));
+#else
+ decimalwc = L_('.');
+#endif
+
+ /* Fetch the argument value. */
+ {
+ fpnum.value = **(const __float128 **) args[0];
+
+ /* Check for special values: not a number or infinity. */
+ if (isnanq (fpnum.value))
+ {
+ negative = fpnum.ieee.negative != 0;
+ if (isupper (info->spec))
+ {
+ special = "NAN";
+ wspecial = L_("NAN");
+ }
+ else
+ {
+ special = "nan";
+ wspecial = L_("nan");
+ }
+ }
+ else
+ {
+ if (isinfq (fpnum.value))
+ {
+ if (isupper (info->spec))
+ {
+ special = "INF";
+ wspecial = L_("INF");
+ }
+ else
+ {
+ special = "inf";
+ wspecial = L_("inf");
+ }
+ }
+
+ negative = signbitq (fpnum.value);
+ }
+ }
+
+ if (special)
+ {
+ int width = info->width;
+
+ if (negative || info->showsign || info->space)
+ --width;
+ width -= 3;
+
+ if (!info->left && width > 0)
+ PADN (' ', width);
+
+ if (negative)
+ outchar ('-');
+ else if (info->showsign)
+ outchar ('+');
+ else if (info->space)
+ outchar (' ');
+
+ PRINT (special, wspecial, 3);
+
+ if (info->left && width > 0)
+ PADN (' ', width);
+
+ return done;
+ }
+
+ {
+ /* We have 112 bits of mantissa plus one implicit digit. Since
+ 112 bits are representable without rest using hexadecimal
+ digits we use only the implicit digits for the number before
+ the decimal point. */
+ uint64_t num0, num1;
+
+ assert (sizeof (long double) == 16);
+
+ num0 = fpnum.ieee.mant_high;
+ num1 = fpnum.ieee.mant_low;
+
+ zero_mantissa = (num0|num1) == 0;
+
+ if (sizeof (unsigned long int) > 6)
+ {
+ numstr = _itoa_word (num1, numbuf + sizeof numbuf, 16,
+ info->spec == 'A');
+ wnumstr = _itowa_word (num1,
+ wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t),
+ 16, info->spec == 'A');
+ }
+ else
+ {
+ numstr = _itoa (num1, numbuf + sizeof numbuf, 16,
+ info->spec == 'A');
+ wnumstr = _itowa (num1,
+ wnumbuf + sizeof (wnumbuf) / sizeof (wchar_t),
+ 16, info->spec == 'A');
+ }
+
+ while (numstr > numbuf + (sizeof numbuf - 64 / 4))
+ {
+ *--numstr = '0';
+ *--wnumstr = L_('0');
+ }
+
+ if (sizeof (unsigned long int) > 6)
+ {
+ numstr = _itoa_word (num0, numstr, 16, info->spec == 'A');
+ wnumstr = _itowa_word (num0, wnumstr, 16, info->spec == 'A');
+ }
+ else
+ {
+ numstr = _itoa (num0, numstr, 16, info->spec == 'A');
+ wnumstr = _itowa (num0, wnumstr, 16, info->spec == 'A');
+ }
+
+ /* Fill with zeroes. */
+ while (numstr > numbuf + (sizeof numbuf - 112 / 4))
+ {
+ *--numstr = '0';
+ *--wnumstr = L_('0');
+ }
+
+ leading = fpnum.ieee.exponent == 0 ? '0' : '1';
+
+ exponent = fpnum.ieee.exponent;
+
+ if (exponent == 0)
+ {
+ if (zero_mantissa)
+ expnegative = 0;
+ else
+ {
+ /* This is a denormalized number. */
+ expnegative = 1;
+ exponent = IEEE854_FLOAT128_BIAS - 1;
+ }
+ }
+ else if (exponent >= IEEE854_FLOAT128_BIAS)
+ {
+ expnegative = 0;
+ exponent -= IEEE854_FLOAT128_BIAS;
+ }
+ else
+ {
+ expnegative = 1;
+ exponent = -(exponent - IEEE854_FLOAT128_BIAS);
+ }
+ }
+
+ /* Look for trailing zeroes. */
+ if (! zero_mantissa)
+ {
+ wnumend = &wnumbuf[sizeof wnumbuf / sizeof wnumbuf[0]];
+ numend = &numbuf[sizeof numbuf / sizeof numbuf[0]];
+ while (wnumend[-1] == L_('0'))
+ {
+ --wnumend;
+ --numend;
+ }
+
+ if (precision == -1)
+ precision = numend - numstr;
+ else if (precision < numend - numstr
+ && (numstr[precision] > '8'
+ || (('A' < '0' || 'a' < '0')
+ && numstr[precision] < '0')
+ || (numstr[precision] == '8'
+ && (precision + 1 < numend - numstr
+ /* Round to even. */
+ || (precision > 0
+ && ((numstr[precision - 1] & 1)
+ ^ (isdigit (numstr[precision - 1]) == 0)))
+ || (precision == 0
+ && ((leading & 1)
+ ^ (isdigit (leading) == 0)))))))
+ {
+ /* Round up. */
+ int cnt = precision;
+ while (--cnt >= 0)
+ {
+ char ch = numstr[cnt];
+ /* We assume that the digits and the letters are ordered
+ like in ASCII. This is true for the rest of GNU, too. */
+ if (ch == '9')
+ {
+ wnumstr[cnt] = (wchar_t) info->spec;
+ numstr[cnt] = info->spec; /* This is tricky,
+ think about it! */
+ break;
+ }
+ else if (tolower (ch) < 'f')
+ {
+ ++numstr[cnt];
+ ++wnumstr[cnt];
+ break;
+ }
+ else
+ {
+ numstr[cnt] = '0';
+ wnumstr[cnt] = L_('0');
+ }
+ }
+ if (cnt < 0)
+ {
+ /* The mantissa so far was fff...f Now increment the
+ leading digit. Here it is again possible that we
+ get an overflow. */
+ if (leading == '9')
+ leading = info->spec;
+ else if (tolower (leading) < 'f')
+ ++leading;
+ else
+ {
+ leading = '1';
+ if (expnegative)
+ {
+ exponent -= 4;
+ if (exponent <= 0)
+ {
+ exponent = -exponent;
+ expnegative = 0;
+ }
+ }
+ else
+ exponent += 4;
+ }
+ }
+ }
+ }
+ else
+ {
+ if (precision == -1)
+ precision = 0;
+ numend = numstr;
+ wnumend = wnumstr;
+ }
+
+ /* Now we can compute the exponent string. */
+ expstr = _itoa_word (exponent, expbuf + sizeof expbuf, 10, 0);
+ wexpstr = _itowa_word (exponent,
+ wexpbuf + sizeof wexpbuf / sizeof (wchar_t), 10, 0);
+
+ /* Now we have all information to compute the size. */
+ width -= ((negative || info->showsign || info->space)
+ /* Sign. */
+ + 2 + 1 + 0 + precision + 1 + 1
+ /* 0x h . hhh P ExpoSign. */
+ + ((expbuf + sizeof expbuf) - expstr));
+ /* Exponent. */
+
+ /* Count the decimal point.
+ A special case when the mantissa or the precision is zero and the `#'
+ is not given. In this case we must not print the decimal point. */
+ if (precision > 0 || info->alt)
+ width -= wide ? 1 : strlen (decimal);
+
+ if (!info->left && info->pad != '0' && width > 0)
+ PADN (' ', width);
+
+ if (negative)
+ outchar ('-');
+ else if (info->showsign)
+ outchar ('+');
+ else if (info->space)
+ outchar (' ');
+
+ outchar ('0');
+ if ('X' - 'A' == 'x' - 'a')
+ outchar (info->spec + ('x' - 'a'));
+ else
+ outchar (info->spec == 'A' ? 'X' : 'x');
+
+ if (!info->left && info->pad == '0' && width > 0)
+ PADN ('0', width);
+
+ outchar (leading);
+
+ if (precision > 0 || info->alt)
+ {
+ const wchar_t *wtmp = &decimalwc;
+ PRINT (decimal, wtmp, wide ? 1 : strlen (decimal));
+ }
+
+ if (precision > 0)
+ {
+ ssize_t tofill = precision - (numend - numstr);
+ PRINT (numstr, wnumstr, MIN (numend - numstr, precision));
+ if (tofill > 0)
+ PADN ('0', tofill);
+ }
+
+ if ('P' - 'A' == 'p' - 'a')
+ outchar (info->spec + ('p' - 'a'));
+ else
+ outchar (info->spec == 'A' ? 'P' : 'p');
+
+ outchar (expnegative ? '-' : '+');
+
+ PRINT (expstr, wexpstr, (expbuf + sizeof expbuf) - expstr);
+
+ if (info->left && info->pad != '0' && width > 0)
+ PADN (info->pad, width);
+
+ return done;
+}
diff --git a/libquadmath/printf/quadmath-printf.c b/libquadmath/printf/quadmath-printf.c
new file mode 100644
index 000000000..b70f432cc
--- /dev/null
+++ b/libquadmath/printf/quadmath-printf.c
@@ -0,0 +1,422 @@
+/* GCC Quad-Precision Math Library
+ Copyright (C) 2011 Free Software Foundation, Inc.
+ Written by Jakub Jelinek <jakub@redhat.com>
+
+This file is part of the libquadmath library.
+Libquadmath is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libquadmath is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libquadmath; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
+Boston, MA 02110-1301, USA. */
+
+#include <config.h>
+#include <stdarg.h>
+#include <string.h>
+#include <stdio.h>
+#include "quadmath-printf.h"
+
+/* Read a simple integer from a string and update the string pointer.
+ It is assumed that the first character is a digit. */
+static unsigned int
+read_int (const char **pstr)
+{
+ unsigned int retval = (unsigned char) **pstr - '0';
+
+ while (isdigit ((unsigned char) *++(*pstr)))
+ {
+ retval *= 10;
+ retval += (unsigned char) **pstr - '0';
+ }
+
+ return retval;
+}
+
+#define PADSIZE 16
+static char const blanks[PADSIZE] =
+{' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' '};
+static char const zeroes[PADSIZE] =
+{'0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0'};
+static wchar_t const wblanks[PADSIZE] =
+{
+ L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' '),
+ L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' '), L_(' ')
+};
+static wchar_t const wzeroes[PADSIZE] =
+{
+ L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0'),
+ L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0'), L_('0')
+};
+
+attribute_hidden size_t
+__quadmath_do_pad (struct __quadmath_printf_file *fp, int wide, int c,
+ size_t n)
+{
+ ssize_t i;
+ char padbuf[PADSIZE];
+ wchar_t wpadbuf[PADSIZE];
+ const char *padstr;
+ size_t w, written = 0;
+ if (wide)
+ {
+ if (c == ' ')
+ padstr = (const char *) wblanks;
+ else if (c == '0')
+ padstr = (const char *) wzeroes;
+ else
+ {
+ padstr = (const char *) wpadbuf;
+ for (i = 0; i < PADSIZE; i++)
+ wpadbuf[i] = c;
+ }
+ }
+ else
+ {
+ if (c == ' ')
+ padstr = blanks;
+ else if (c == '0')
+ padstr = zeroes;
+ else
+ {
+ padstr = (const char *) padbuf;
+ for (i = 0; i < PADSIZE; i++)
+ padbuf[i] = c;
+ }
+ }
+ for (i = n; i >= PADSIZE; i -= PADSIZE)
+ {
+ w = PUT (fp, (char *) padstr, PADSIZE);
+ written += w;
+ if (w != PADSIZE)
+ return written;
+ }
+ if (i > 0)
+ {
+ w = PUT (fp, (char *) padstr, i);
+ written += w;
+ }
+ return written;
+}
+
+/* This is a stripped down version of snprintf, which just handles
+ a single %eEfFgGaA format entry with Q modifier. % has to be
+ the first character of the format string, no $ can be used. */
+int
+quadmath_snprintf (char *str, size_t size, const char *format, ...)
+{
+ struct printf_info info;
+ va_list ap;
+ __float128 fpnum, *fpnum_addr = &fpnum, **fpnum_addr2 = &fpnum_addr;
+ struct __quadmath_printf_file qfp;
+
+ if (*format++ != '%')
+ return -1;
+
+ /* Clear information structure. */
+ memset (&info, '\0', sizeof info);
+ /* info.alt = 0;
+ info.space = 0;
+ info.left = 0;
+ info.showsign = 0;
+ info.group = 0;
+ info.i18n = 0;
+ info.extra = 0; */
+ info.pad = ' ';
+ /* info.wide = 0; */
+
+ /* Check for spec modifiers. */
+ do
+ {
+ switch (*format)
+ {
+ case ' ':
+ /* Output a space in place of a sign, when there is no sign. */
+ info.space = 1;
+ continue;
+ case '+':
+ /* Always output + or - for numbers. */
+ info.showsign = 1;
+ continue;
+ case '-':
+ /* Left-justify things. */
+ info.left = 1;
+ continue;
+ case '#':
+ /* Use the "alternate form":
+ Hex has 0x or 0X, FP always has a decimal point. */
+ info.alt = 1;
+ continue;
+ case '0':
+ /* Pad with 0s. */
+ info.pad = '0';
+ continue;
+ case '\'':
+ /* Show grouping in numbers if the locale information
+ indicates any. */
+ info.group = 1;
+ continue;
+ case 'I':
+ /* Use the internationalized form of the output. Currently
+ means to use the `outdigits' of the current locale. */
+ info.i18n = 1;
+ continue;
+ default:
+ break;
+ }
+ break;
+ }
+ while (*++format);
+
+ if (info.left)
+ info.pad = ' ';
+
+ va_start (ap, format);
+
+ /* Get the field width. */
+ /* info.width = 0; */
+ if (*format == '*')
+ {
+ /* The field width is given in an argument.
+ A negative field width indicates left justification. */
+ ++format;
+ info.width = va_arg (ap, int);
+ }
+ else if (isdigit (*format))
+ /* Constant width specification. */
+ info.width = read_int (&format);
+
+ /* Get the precision. */
+ /* -1 means none given; 0 means explicit 0. */
+ info.prec = -1;
+ if (*format == '.')
+ {
+ ++format;
+ if (*format == '*')
+ {
+ /* The precision is given in an argument. */
+ ++format;
+
+ info.prec = va_arg (ap, int);
+ }
+ else if (isdigit (*format))
+ info.prec = read_int (&format);
+ else
+ /* "%.?" is treated like "%.0?". */
+ info.prec = 0;
+ }
+
+ /* Check for type modifiers. */
+ /* info.is_long_double = 0;
+ info.is_short = 0;
+ info.is_long = 0;
+ info.is_char = 0;
+ info.user = 0; */
+
+ /* We require Q modifier. */
+ if (*format++ != 'Q')
+ {
+ va_end (ap);
+ return -1;
+ }
+
+ /* Get the format specification. */
+ info.spec = (wchar_t) *format++;
+ if (info.spec == L_('\0') || *format != '\0')
+ {
+ va_end (ap);
+ return -1;
+ }
+
+ switch (info.spec)
+ {
+ case L_('e'):
+ case L_('E'):
+ case L_('f'):
+ case L_('F'):
+ case L_('g'):
+ case L_('G'):
+ case L_('a'):
+ case L_('A'):
+ break;
+ default:
+ va_end (ap);
+ return -1;
+ }
+
+ fpnum = va_arg (ap, __float128);
+ va_end (ap);
+
+ qfp.fp = NULL;
+ qfp.str = str;
+ qfp.size = size ? size - 1 : 0;
+ qfp.len = 0;
+ qfp.file_p = 0;
+
+ if (info.spec == L_('a') || info.spec == L_('A'))
+ __quadmath_printf_fphex (&qfp, &info, (const void *const *)&fpnum_addr2);
+ else
+ __quadmath_printf_fp (&qfp, &info, (const void *const *)&fpnum_addr2);
+
+ if (size)
+ *qfp.str = '\0';
+
+ return qfp.len;
+}
+
+#ifdef HAVE_PRINTF_HOOKS
+static int pa_flt128;
+int mod_Q attribute_hidden;
+
+static void
+flt128_va (void *mem, va_list *ap)
+{
+ __float128 d = va_arg (*ap, __float128);
+ memcpy (mem, &d, sizeof (d));
+}
+
+static int
+flt128_ais (const struct printf_info *info, size_t n __attribute__ ((unused)),
+ int *argtype, int *size)
+{
+ if (info->user & mod_Q)
+ {
+ argtype[0] = pa_flt128;
+ size[0] = sizeof (__float128);
+ return 1;
+ }
+#if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ <= 13)
+ /* Workaround bug in glibc printf hook handling. */
+ size[0] = -1;
+ switch (info->spec)
+ {
+ case L_('i'):
+ case L_('d'):
+ case L_('u'):
+ case L_('o'):
+ case L_('X'):
+ case L_('x'):
+#if __LONG_MAX__ != __LONG_LONG_MAX__
+ if (info->is_long_double)
+ argtype[0] = PA_INT|PA_FLAG_LONG_LONG;
+ else
+#endif
+ if (info->is_long)
+ argtype[0] = PA_INT|PA_FLAG_LONG;
+ else if (info->is_short)
+ argtype[0] = PA_INT|PA_FLAG_SHORT;
+ else if (info->is_char)
+ argtype[0] = PA_CHAR;
+ else
+ argtype[0] = PA_INT;
+ return 1;
+ case L_('e'):
+ case L_('E'):
+ case L_('f'):
+ case L_('F'):
+ case L_('g'):
+ case L_('G'):
+ case L_('a'):
+ case L_('A'):
+ if (info->is_long_double)
+ argtype[0] = PA_DOUBLE|PA_FLAG_LONG_DOUBLE;
+ else
+ argtype[0] = PA_DOUBLE;
+ return 1;
+ case L_('c'):
+ argtype[0] = PA_CHAR;
+ return 1;
+ case L_('C'):
+ argtype[0] = PA_WCHAR;
+ return 1;
+ case L_('s'):
+ argtype[0] = PA_STRING;
+ return 1;
+ case L_('S'):
+ argtype[0] = PA_WSTRING;
+ return 1;
+ case L_('p'):
+ argtype[0] = PA_POINTER;
+ return 1;
+ case L_('n'):
+ argtype[0] = PA_INT|PA_FLAG_PTR;
+ return 1;
+
+ case L_('m'):
+ default:
+ /* An unknown spec will consume no args. */
+ return 0;
+ }
+#endif
+ return -1;
+}
+
+static int
+flt128_printf_fp (FILE *fp, const struct printf_info *info,
+ const void *const *args)
+{
+ struct __quadmath_printf_file qpf
+ = { .fp = fp, .str = NULL, .size = 0, .len = 0, .file_p = 1 };
+
+ if ((info->user & mod_Q) == 0)
+ return -2;
+
+ return __quadmath_printf_fp (&qpf, info, args);
+}
+
+static int
+flt128_printf_fphex (FILE *fp, const struct printf_info *info,
+ const void *const *args)
+{
+ struct __quadmath_printf_file qpf
+ = { .fp = fp, .str = NULL, .size = 0, .len = 0, .file_p = 1 };
+
+ if ((info->user & mod_Q) == 0)
+ return -2;
+
+ return __quadmath_printf_fphex (&qpf, info, args);
+}
+
+__attribute__((constructor)) static void
+register_printf_flt128 (void)
+{
+ pa_flt128 = register_printf_type (flt128_va);
+ if (pa_flt128 == -1)
+ return;
+ mod_Q = register_printf_modifier (L_("Q"));
+ if (mod_Q == -1)
+ return;
+ register_printf_specifier ('f', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('F', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('e', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('E', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('g', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('G', flt128_printf_fp, flt128_ais);
+ register_printf_specifier ('a', flt128_printf_fphex, flt128_ais);
+ register_printf_specifier ('A', flt128_printf_fphex, flt128_ais);
+}
+
+__attribute__((destructor)) static void
+unregister_printf_flt128 (void)
+{
+ /* No way to unregister printf type and modifier currently,
+ and only one printf specifier can be registered right now. */
+ if (pa_flt128 == -1 || mod_Q == -1)
+ return;
+ register_printf_specifier ('f', NULL, NULL);
+ register_printf_specifier ('F', NULL, NULL);
+ register_printf_specifier ('e', NULL, NULL);
+ register_printf_specifier ('E', NULL, NULL);
+ register_printf_specifier ('g', NULL, NULL);
+ register_printf_specifier ('G', NULL, NULL);
+ register_printf_specifier ('a', NULL, NULL);
+ register_printf_specifier ('A', NULL, NULL);
+}
+#endif
diff --git a/libquadmath/printf/quadmath-printf.h b/libquadmath/printf/quadmath-printf.h
new file mode 100644
index 000000000..32ebcec92
--- /dev/null
+++ b/libquadmath/printf/quadmath-printf.h
@@ -0,0 +1,186 @@
+/* GCC Quad-Precision Math Library
+ Copyright (C) 2011 Free Software Foundation, Inc.
+ Written by Jakub Jelinek <jakub@redhat.com>
+
+This file is part of the libquadmath library.
+Libquadmath is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+Libquadmath is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with libquadmath; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
+Boston, MA 02110-1301, USA. */
+
+#include <stdlib.h>
+#include <stdio.h>
+#ifdef HAVE_LIMITS_H
+#include <limits.h>
+#endif
+#ifdef HAVE_LANGINFO_H
+#include <langinfo.h>
+#endif
+#ifdef HAVE_CTYPE_H
+#include <ctype.h>
+#endif
+#ifdef HAVE_WCHAR_H
+#include <wchar.h>
+#endif
+#ifdef HAVE_WCTYPE_H
+#include <wctype.h>
+#endif
+#ifdef HAVE_PRINTF_HOOKS
+#include <printf.h>
+#endif
+#ifdef HAVE_LOCALE_H
+#include <locale.h>
+#endif
+#include "quadmath-imp.h"
+#include "gmp-impl.h"
+
+#ifdef HAVE_WCHAR_H
+#define L_(x) L##x
+#else
+#define L_(x) x
+#undef wchar_t
+#undef wint_t
+#undef putwc
+#undef WEOF
+#define wchar_t char
+#define wint_t int
+#define putwc(c,f) putc(c,f)
+#define WEOF EOF
+#endif
+
+#ifndef HAVE_CTYPE_H
+/* Won't work for EBCDIC. */
+#undef isupper
+#undef isdigit
+#undef isxdigit
+#undef tolower
+#define isupper(x) \
+ ({__typeof(x) __is_x = (x); __is_x >= 'A' && __is_x <= 'Z'; })
+#define isdigit(x) \
+ ({__typeof(x) __is_x = (x); __is_x >= '0' && __is_x <= '9'; })
+#define isxdigit(x) \
+ ({__typeof(x) __is_x = (x); \
+ (__is_x >= '0' && __is_x <= '9') \
+ || ((x) >= 'A' && (x) <= 'F') \
+ || ((x) >= 'a' && (x) <= 'f'); })
+#define tolower(x) \
+ ({__typeof(x) __is_x = (x); \
+ (__is_x >= 'A' && __is_x <= 'Z') ? __is_x - 'A' + 'a' : __is_x; })
+#endif
+
+#ifndef CHAR_MAX
+#ifdef __CHAR_UNSIGNED__
+#define CHAR_MAX (2 * __SCHAR_MAX__ + 1)
+#else
+#define CHAR_MAX __SCHAR_MAX__
+#endif
+#endif
+
+#ifndef HAVE_PRINTF_HOOKS
+#define printf_info __quadmath_printf_info
+struct printf_info
+{
+ int prec; /* Precision. */
+ int width; /* Width. */
+ wchar_t spec; /* Format letter. */
+ unsigned int is_long_double:1;/* L flag. */
+ unsigned int is_short:1; /* h flag. */
+ unsigned int is_long:1; /* l flag. */
+ unsigned int alt:1; /* # flag. */
+ unsigned int space:1; /* Space flag. */
+ unsigned int left:1; /* - flag. */
+ unsigned int showsign:1; /* + flag. */
+ unsigned int group:1; /* ' flag. */
+ unsigned int extra:1; /* For special use. */
+ unsigned int is_char:1; /* hh flag. */
+ unsigned int wide:1; /* Nonzero for wide character streams. */
+ unsigned int i18n:1; /* I flag. */
+ unsigned short int user; /* Bits for user-installed modifiers. */
+ wchar_t pad; /* Padding character. */
+};
+#endif
+
+struct __quadmath_printf_file
+{
+ FILE *fp;
+ char *str;
+ size_t size;
+ size_t len;
+ int file_p;
+};
+
+int
+__quadmath_printf_fp (struct __quadmath_printf_file *fp,
+ const struct printf_info *info,
+ const void *const *args) attribute_hidden;
+int
+__quadmath_printf_fphex (struct __quadmath_printf_file *fp,
+ const struct printf_info *info,
+ const void *const *args) attribute_hidden;
+
+size_t __quadmath_do_pad (struct __quadmath_printf_file *fp, int wide,
+ int c, size_t n) attribute_hidden;
+
+static inline __attribute__((__unused__)) size_t
+__quadmath_do_put (struct __quadmath_printf_file *fp, int wide,
+ const char *s, size_t n)
+{
+ size_t len;
+ if (fp->file_p)
+ {
+ if (wide)
+ {
+ size_t cnt;
+ const wchar_t *ls = (const wchar_t *) s;
+ for (cnt = 0; cnt < n; cnt++)
+ if (putwc (ls[cnt], fp->fp) == WEOF)
+ break;
+ return cnt;
+ }
+ return fwrite (s, 1, n, fp->fp);
+ }
+ len = MIN (fp->size, n);
+ memcpy (fp->str, s, len);
+ fp->str += len;
+ fp->size -= len;
+ fp->len += n;
+ return n;
+}
+
+static inline __attribute__((__unused__)) int
+__quadmath_do_putc (struct __quadmath_printf_file *fp, int wide,
+ wchar_t c)
+{
+ if (fp->file_p)
+ return wide ? (int) putwc (c, fp->fp) : putc (c, fp->fp);
+ if (fp->size)
+ {
+ *(fp->str++) = c;
+ fp->size--;
+ }
+ fp->len++;
+ return (unsigned char) c;
+}
+
+#define PUT(f, s, n) __quadmath_do_put (f, wide, s, n)
+#define PAD(f, c, n) __quadmath_do_pad (f, wide, c, n)
+#define PUTC(c, f) __quadmath_do_putc (f, wide, c)
+
+#define nl_langinfo_wc(x) \
+ ({ union { const char *mb; wchar_t wc; } u; u.mb = nl_langinfo (x); u.wc; })
+
+#undef _itoa
+#define _itoa __quadmath_itoa
+
+#undef NAN
+#define NAN __builtin_nanf ("")
diff --git a/libquadmath/printf/rshift.c b/libquadmath/printf/rshift.c
new file mode 100644
index 000000000..17fd914d9
--- /dev/null
+++ b/libquadmath/printf/rshift.c
@@ -0,0 +1,88 @@
+/* mpn_rshift -- Shift right a low-level natural-number integer.
+
+Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+/* Shift U (pointed to by UP and USIZE limbs long) CNT bits to the right
+ and store the USIZE least significant limbs of the result at WP.
+ The bits shifted out to the right are returned.
+
+ Argument constraints:
+ 1. 0 < CNT < BITS_PER_MP_LIMB
+ 2. If the result is to be written over the input, WP must be <= UP.
+*/
+
+mp_limb_t
+#if __STDC__
+mpn_rshift (register mp_ptr wp,
+ register mp_srcptr up, mp_size_t usize,
+ register unsigned int cnt)
+#else
+mpn_rshift (wp, up, usize, cnt)
+ register mp_ptr wp;
+ register mp_srcptr up;
+ mp_size_t usize;
+ register unsigned int cnt;
+#endif
+{
+ register mp_limb_t high_limb, low_limb;
+ register unsigned sh_1, sh_2;
+ register mp_size_t i;
+ mp_limb_t retval;
+
+#ifdef DEBUG
+ if (usize == 0 || cnt == 0)
+ abort ();
+#endif
+
+ sh_1 = cnt;
+
+#if 0
+ if (sh_1 == 0)
+ {
+ if (wp != up)
+ {
+ /* Copy from low end to high end, to allow specified input/output
+ overlapping. */
+ for (i = 0; i < usize; i++)
+ wp[i] = up[i];
+ }
+ return usize;
+ }
+#endif
+
+ wp -= 1;
+ sh_2 = BITS_PER_MP_LIMB - sh_1;
+ high_limb = up[0];
+ retval = high_limb << sh_2;
+ low_limb = high_limb;
+
+ for (i = 1; i < usize; i++)
+ {
+ high_limb = up[i];
+ wp[i] = (low_limb >> sh_1) | (high_limb << sh_2);
+ low_limb = high_limb;
+ }
+ wp[i] = low_limb >> sh_1;
+
+ return retval;
+}
diff --git a/libquadmath/printf/sub_n.c b/libquadmath/printf/sub_n.c
new file mode 100644
index 000000000..92e718731
--- /dev/null
+++ b/libquadmath/printf/sub_n.c
@@ -0,0 +1,62 @@
+/* mpn_sub_n -- Subtract two limb vectors of equal, non-zero length.
+
+Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+mp_limb_t
+#if __STDC__
+mpn_sub_n (mp_ptr res_ptr, mp_srcptr s1_ptr, mp_srcptr s2_ptr, mp_size_t size)
+#else
+mpn_sub_n (res_ptr, s1_ptr, s2_ptr, size)
+ register mp_ptr res_ptr;
+ register mp_srcptr s1_ptr;
+ register mp_srcptr s2_ptr;
+ mp_size_t size;
+#endif
+{
+ register mp_limb_t x, y, cy;
+ register mp_size_t j;
+
+ /* The loop counter and index J goes from -SIZE to -1. This way
+ the loop becomes faster. */
+ j = -size;
+
+ /* Offset the base pointers to compensate for the negative indices. */
+ s1_ptr -= j;
+ s2_ptr -= j;
+ res_ptr -= j;
+
+ cy = 0;
+ do
+ {
+ y = s2_ptr[j];
+ x = s1_ptr[j];
+ y += cy; /* add previous carry to subtrahend */
+ cy = (y < cy); /* get out carry from that addition */
+ y = x - y; /* main subtract */
+ cy = (y > x) + cy; /* get out carry from the subtract, combine */
+ res_ptr[j] = y;
+ }
+ while (++j != 0);
+
+ return cy;
+}
diff --git a/libquadmath/printf/submul_1.c b/libquadmath/printf/submul_1.c
new file mode 100644
index 000000000..31903c628
--- /dev/null
+++ b/libquadmath/printf/submul_1.c
@@ -0,0 +1,64 @@
+/* mpn_submul_1 -- multiply the S1_SIZE long limb vector pointed to by S1_PTR
+ by S2_LIMB, subtract the S1_SIZE least significant limbs of the product
+ from the limb vector pointed to by RES_PTR. Return the most significant
+ limb of the product, adjusted for carry-out from the subtraction.
+
+Copyright (C) 1992, 1993, 1994, 1996, 2005 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or (at your
+option) any later version.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library; see the file COPYING.LIB. If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include <config.h>
+#include "gmp-impl.h"
+
+mp_limb_t
+mpn_submul_1 (res_ptr, s1_ptr, s1_size, s2_limb)
+ register mp_ptr res_ptr;
+ register mp_srcptr s1_ptr;
+ mp_size_t s1_size;
+ register mp_limb_t s2_limb;
+{
+ register mp_limb_t cy_limb;
+ register mp_size_t j;
+ register mp_limb_t prod_high, prod_low;
+ register mp_limb_t x;
+
+ /* The loop counter and index J goes from -SIZE to -1. This way
+ the loop becomes faster. */
+ j = -s1_size;
+
+ /* Offset the base pointers to compensate for the negative indices. */
+ res_ptr -= j;
+ s1_ptr -= j;
+
+ cy_limb = 0;
+ do
+ {
+ umul_ppmm (prod_high, prod_low, s1_ptr[j], s2_limb);
+
+ prod_low += cy_limb;
+ cy_limb = (prod_low < cy_limb) + prod_high;
+
+ x = res_ptr[j];
+ prod_low = x - prod_low;
+ cy_limb += (prod_low > x);
+ res_ptr[j] = prod_low;
+ }
+ while (++j != 0);
+
+ return cy_limb;
+}
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