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authorPedro Alvarez <pedro.alvarez@codethink.co.uk>2016-05-27 17:39:31 +0100
committerPedro Alvarez <pedro.alvarez@codethink.co.uk>2016-05-27 17:53:32 +0100
commit26c75cf8267919f81a1759c9c965a52c660233f9 (patch)
treecf2a39cf56c2c8ac45760854413ab233e6263974 /gmp/mpq/aors.c
parent56892c1d217baea02092b51a09bbc924130ca84c (diff)
downloadgcc-tarball-26c75cf8267919f81a1759c9c965a52c660233f9.tar.gz
Diffstat (limited to 'gmp/mpq/aors.c')
-rw-r--r--gmp/mpq/aors.c75
1 files changed, 32 insertions, 43 deletions
diff --git a/gmp/mpq/aors.c b/gmp/mpq/aors.c
index 81edc1fa39..5e09de533d 100644
--- a/gmp/mpq/aors.c
+++ b/gmp/mpq/aors.c
@@ -1,51 +1,40 @@
/* mpq_add, mpq_sub -- add or subtract rational numbers.
-Copyright 1991, 1994-1997, 2000, 2001, 2004, 2005 Free Software Foundation,
-Inc.
+Copyright 1991, 1994, 1995, 1996, 1997, 2000, 2001, 2004, 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 either:
-
- * the GNU Lesser General Public License as published by the Free
- Software Foundation; either version 3 of the License, or (at your
- option) any later version.
-
-or
-
- * the GNU General Public License as published by the Free Software
- Foundation; either version 2 of the License, or (at your option) any
- later version.
-
-or both in parallel, as here.
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 3 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 General Public License
-for more details.
+or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+License for more details.
-You should have received copies of the GNU General Public License and the
-GNU Lesser General Public License along with the GNU MP Library. If not,
-see https://www.gnu.org/licenses/. */
+You should have received a copy of the GNU Lesser General Public License
+along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
#include "gmp.h"
#include "gmp-impl.h"
-static void __gmpq_aors (REGPARM_3_1 (mpq_ptr, mpq_srcptr, mpq_srcptr, void (*) (mpz_ptr, mpz_srcptr, mpz_srcptr))) REGPARM_ATTR (1);
+static void __gmpq_aors __GMP_PROTO ((REGPARM_3_1 (mpq_ptr, mpq_srcptr, mpq_srcptr, void (*) __GMP_PROTO ((mpz_ptr, mpz_srcptr, mpz_srcptr))))) REGPARM_ATTR (1);
#define mpq_aors(w,x,y,fun) __gmpq_aors (REGPARM_3_1 (w, x, y, fun))
REGPARM_ATTR (1) static void
mpq_aors (mpq_ptr rop, mpq_srcptr op1, mpq_srcptr op2,
- void (*fun) (mpz_ptr, mpz_srcptr, mpz_srcptr))
+ void (*fun) __GMP_PROTO ((mpz_ptr, mpz_srcptr, mpz_srcptr)))
{
mpz_t gcd;
mpz_t tmp1, tmp2;
- mp_size_t op1_num_size = ABSIZ(NUM(op1));
- mp_size_t op1_den_size = SIZ(DEN(op1));
- mp_size_t op2_num_size = ABSIZ(NUM(op2));
- mp_size_t op2_den_size = SIZ(DEN(op2));
+ mp_size_t op1_num_size = ABS (op1->_mp_num._mp_size);
+ mp_size_t op1_den_size = op1->_mp_den._mp_size;
+ mp_size_t op2_num_size = ABS (op2->_mp_num._mp_size);
+ mp_size_t op2_den_size = op2->_mp_den._mp_size;
TMP_DECL;
TMP_MARK;
@@ -58,43 +47,43 @@ mpq_aors (mpq_ptr rop, mpq_srcptr op1, mpq_srcptr op2,
dare to overwrite the numerator of ROP when we are finished
with the numerators of OP1 and OP2. */
- mpz_gcd (gcd, DEN(op1), DEN(op2));
+ mpz_gcd (gcd, &(op1->_mp_den), &(op2->_mp_den));
if (! MPZ_EQUAL_1_P (gcd))
{
mpz_t t;
- MPZ_TMP_INIT (t, MAX (op1_num_size + op2_den_size,
- op2_num_size + op1_den_size) + 2 - SIZ(gcd));
+ mpz_divexact_gcd (tmp1, &(op2->_mp_den), gcd);
+ mpz_mul (tmp1, &(op1->_mp_num), tmp1);
- mpz_divexact_gcd (t, DEN(op2), gcd);
- mpz_divexact_gcd (tmp2, DEN(op1), gcd);
+ mpz_divexact_gcd (tmp2, &(op1->_mp_den), gcd);
+ mpz_mul (tmp2, &(op2->_mp_num), tmp2);
- mpz_mul (tmp1, NUM(op1), t);
- mpz_mul (t, NUM(op2), tmp2);
+ MPZ_TMP_INIT (t, MAX (ABS (tmp1->_mp_size), ABS (tmp2->_mp_size)) + 1);
- (*fun) (t, tmp1, t);
+ (*fun) (t, tmp1, tmp2);
+ mpz_divexact_gcd (tmp2, &(op1->_mp_den), gcd);
mpz_gcd (gcd, t, gcd);
if (MPZ_EQUAL_1_P (gcd))
{
- mpz_set (NUM(rop), t);
- mpz_mul (DEN(rop), DEN(op2), tmp2);
+ mpz_set (&(rop->_mp_num), t);
+ mpz_mul (&(rop->_mp_den), &(op2->_mp_den), tmp2);
}
else
{
- mpz_divexact_gcd (NUM(rop), t, gcd);
- mpz_divexact_gcd (tmp1, DEN(op2), gcd);
- mpz_mul (DEN(rop), tmp1, tmp2);
+ mpz_divexact_gcd (&(rop->_mp_num), t, gcd);
+ mpz_divexact_gcd (tmp1, &(op2->_mp_den), gcd);
+ mpz_mul (&(rop->_mp_den), tmp1, tmp2);
}
}
else
{
/* The common divisor is 1. This is the case (for random input) with
probability 6/(pi**2), which is about 60.8%. */
- mpz_mul (tmp1, NUM(op1), DEN(op2));
- mpz_mul (tmp2, NUM(op2), DEN(op1));
- (*fun) (NUM(rop), tmp1, tmp2);
- mpz_mul (DEN(rop), DEN(op1), DEN(op2));
+ mpz_mul (tmp1, &(op1->_mp_num), &(op2->_mp_den));
+ mpz_mul (tmp2, &(op2->_mp_num), &(op1->_mp_den));
+ (*fun) (&(rop->_mp_num), tmp1, tmp2);
+ mpz_mul (&(rop->_mp_den), &(op1->_mp_den), &(op2->_mp_den));
}
TMP_FREE;
}