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|
/*
WARNING: This file was generated by dkct.
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk3madlc.ctr
*/
/*
Copyright (C) 2014-2017, Dirk Krause
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above opyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of the author nor the names of contributors may be used
to endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @file dk3madlc.c The dk3madlc module.
*/
#line 142 "dk3madlc.ctr"
#include "dk3ma.h"
#line 150 "dk3madlc.ctr"
/* formerly DK3_HAVE_COMPILER_CONVERSIONS */
#if 1
size_t
dk3ma_d_to_sz_ok(double v, int *ec)
{
size_t back = 0;
#line 163 "dk3madlc.ctr"
if (0.0 <= v) {
if ((double)DK3_SIZE_T_MAX >= v) {
#line 165 "dk3madlc.ctr"
back = (size_t)v;
} else {
if (NULL != ec) {
#line 168 "dk3madlc.ctr"
*ec = DK3_ERROR_MATH_OVERFLOW;
}
}
} else {
if (NULL != ec) {
#line 173 "dk3madlc.ctr"
*ec = DK3_ERROR_MATH_OUT_OF_RANGE;
}
}
#line 176 "dk3madlc.ctr"
return back;
}
long
dk3ma_d_to_l_ok(double x, int *ec)
{
long back = 0L;
#line 186 "dk3madlc.ctr"
if ((double)DK3_L_MIN <= x) {
if ((double)DK3_L_MAX >= x) {
back = (long)x;
} else {
back = DK3_L_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
back = DK3_L_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#line 197 "dk3madlc.ctr"
return back;
}
unsigned long
dk3ma_d_to_ul_ok(double x, int *ec)
{
unsigned long back = 0UL;
#line 207 "dk3madlc.ctr"
if (0.0 <= x) {
if ((double)DK3_UL_MAX >= x) {
back = (unsigned long)x;
} else {
back = DK3_UL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
} else {
back = 0UL;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
#line 218 "dk3madlc.ctr"
return back;
}
#if DK3_HAVE_LONG_LONG
long long
dk3ma_d_to_ll_ok(double x, int *ec)
{
long long back = 0LL;
#line 230 "dk3madlc.ctr"
if ((double)DK3_LL_MIN <= x) {
if ((double)DK3_LL_MAX >= x) {
back = (long long)x;
} else {
back = DK3_LL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
back = DK3_LL_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#line 241 "dk3madlc.ctr"
return back;
}
unsigned long long
dk3ma_d_to_ull_ok(double x, int *ec)
{
unsigned long long back = 0ULL;
#line 251 "dk3madlc.ctr"
if (0.0 <= x) {
if ((double)DK3_ULL_MAX >= x) {
back = (unsigned long long)x;
} else {
back = DK3_ULL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
#line 261 "dk3madlc.ctr"
return back;
}
#endif
#if DK3_HAVE_INTMAX_T
intmax_t
dk3ma_d_to_intmax_t_ok(double x, int *ec)
{
intmax_t back = DK3_INTMAX_T_0;
#line 274 "dk3madlc.ctr"
if ((double)DK3_INTMAX_T_MIN <= x) {
if ((double)DK3_INTMAX_T_MAX >= x) {
back = (intmax_t)x;
} else {
back = DK3_INTMAX_T_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
back = DK3_INTMAX_T_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#line 285 "dk3madlc.ctr"
return back;
}
uintmax_t
dk3ma_d_to_uintmax_t_ok(double x, int *ec)
{
uintmax_t back = DK3_UINTMAX_T_0;
#line 295 "dk3madlc.ctr"
if (0.0 <= x) {
if ((double)DK3_UINTMAX_T_MAX >= x) {
back = (uintmax_t)x;
} else {
back = DK3_UINTMAX_T_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
#line 305 "dk3madlc.ctr"
return back;
}
#endif
dk3_im_t
dk3ma_d_to_im_ok(double x, int *ec)
{
#if DK3_HAVE_INTMAX_T
return (dk3ma_d_to_intmax_t_ok(x, ec));
#else
#if DK3_HAVE_LONG_LONG
return (dk3ma_d_to_ll_ok(x, ec));
#else
return (dk3ma_d_to_l_ok(x, ec));
#endif
#endif
}
dk3_um_t
dk3ma_d_to_um_ok(double x, int *ec)
{
#if DK3_HAVE_INTMAX_T
return (dk3ma_d_to_uintmax_t_ok(x, ec));
#else
#if DK3_HAVE_LONG_LONG
return (dk3ma_d_to_ull_ok(x, ec));
#else
return (dk3ma_d_to_ul_ok(x, ec));
#endif
#endif
}
#else
/* if 1, formerly if DK3_HAVE_COMPILER_CONVERSIONS */
/* If you see the error message below during build process, you have
disabled compiler conversions when running the configure script.
During the last 10 year I did not see any compiler doing
type casts from double to integers wrong, so the default is to
enable compiler conversions.
If you are really sure your compiler is doing type casts from
double to integer types wrong, remove the error compiler directive
below.
Note: The code for manual conversion from double to integers
is not well-tested as on all my systems the compilers type casts
do fine. Make sure you know what you are doing.
*/
#error "Compiler conversions turned off! See comment section above!"
#if DK3_HAVE_INTMAX_T
/* + uintmax_t */
#if DK3_SIZEOF_INTMAX_T > 2
#if DK3_SIZEOF_INTMAX_T > 4
#if DK3_SIZEOF_INTMAX_T > 8
#error "Can not handle such a large uintmax_t!"
#else
/* 8 */
#if DK3_HAVE_LONG_LONG
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (9223372036854775808ULL)
#else
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (9223372036854775808UL)
#endif
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (9223372036854775808.0)
#endif
#else
/* 4 */
#if DK3_HAVE_LONG_LONG
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (2147483648ULL)
#else
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (2147483648UL)
#endif
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (2147483648.0)
#endif
#else
/* 2 */
#if DK3_HAVE_LONG_LONG
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (32768ULL)
#else
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (32768UL)
#endif
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (32768.0)
#endif
/* - uintmax_t */
#else
#if DK3_HAVE_LONG_LONG
/* + unsigned long long */
#if DK3_SIZEOF_LONG_LONG > 2
#if DK3_SIZEOF_LONG_LONG > 4
#if DK3_SIZEOF_LONG_LONG > 8
#error "Can not handle such a large unsigned long long!"
#else
/* 8 */
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (9223372036854775808ULL)
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (9223372036854775808.0)
#endif
#else
/* 4 */
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (2147483648ULL)
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (2147483648.0)
#endif
#else
/* 2*/
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (32768ULL)
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (32768.0)
#endif
/* - unsigned long long */
#else
/* + unsigned long */
#if DK3_SIZEOF_LONG > 2
#if DK3_SIZEOF_LONG > 4
#if DK3_SIZEOF_LONG > 8
#error "Can not handle such a large unsigned long!"
#else
/* 8 */
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (9223372036854775808UL)
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (9223372036854775808.0)
#endif
#else
/* 4 */
#define DK3_UM_FIRST_BIT (2147483648UL)
#define DK3_UM_FIRST_DOUBLE (2147483648.0)
#endif
#else
/* 2 */
/** First bit of a dk3_um_t.
*/
#define DK3_UM_FIRST_BIT (32768UL)
/** First bit of a dk3_um_t written as double.
*/
#define DK3_UM_FIRST_DOUBLE (32768.0)
#endif
/* - unsigned long */
#endif
#endif
/** Constant value 2 as dk3_um_t.
*/
static dk3_um_t const dk3ma_um2 =
#if DK3_HAVE_LONG_LONG
(dk3_um_t)2ULL
#else
(dk3_um_t)2UL
#endif
;
dk3_um_t
dk3ma_d_to_um_ok(double x, int *ec)
{
dk3_um_t back = DK3_UM_0;
dk3_um_t testu;
double testd;
#line 504 "dk3madlc.ctr"
if (0.0 <= x) {
#if DK3_HAVE_LONG_DOUBLE
if ((long double)DK3_UM_MAX >= (long double)x)
#else
if ((double)DK3_UM_MAX >= x)
#endif
{
testd = DK3_UM_FIRST_DOUBLE;
testu = DK3_UM_FIRST_BIT;
for (i = 0; i < (8 * DK3_SIZEOF_UM); i++) {
if (x >= testd) {
x = x - testd;
back = back + testu;
}
testd = testd / 2.0;
testu = testu / dk3ma_um2;
}
}
else
{
back = DK3_UM_MAX
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
#line 531 "dk3madlc.ctr"
return back;
}
dk3_im_t
dk3ma_d_to_im_ok(double x, int *ec)
{
dk3_im_t back = DK3_IM_0;
dk3_um_t tmp;
int mec = 0;
if (x >= 0.0) {
tmp = dk3ma_d_to_um_ok(x, &mec);
if (0 == mec) {
if ((dk3_um_t)DK3_IM_MAX >= tmp) {
back = (dk3_im_t)tmp;
} else {
back = DK3_IM_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
if (NULL != ec) { *ec = mec; }
}
} else {
if ((double)DK3_IM_MIN > x) {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
back = DK3_IM_MIN;
} else {
if ((double)(-DK3_IM_MAX) > x) {
back = DK3_IM_MIN;
} else {
tmp = dk3ma_d_to_um_ok((0.0 - x), &mec);
if (0 == mec) {
if ((dk3_um_t)DK3_IM_MAX >= tmp) {
back = DK3_IM_0 - (dk3_im_t)tmp;
} else {
back = DK3_IM_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
if (NULL != ec) { *ec = mec; }
}
}
}
}
}
#if DK3_HAVE_INTMAX_T
uintmax_t
dk3ma_d_to_uintmax_t_ok(double x, int *ec)
{
return (dk3ma_d_to_um_ok(x, ec));
}
intmax_t
dk3ma_d_to_intmax_t_ok(double x, int *ec)
{
return (dk3ma_d_to_im_ok(x, ec));
}
#endif
#if DK3_HAVE_LONG_LONG
unsigned long long
dk3ma_d_to_ull_ok(double x, int *ec)
{
#if (!(DK3_HAVE_INTMAX_T))
return (dk3ma_d_to_um_ok(x, ec));
#else
dk3_um_t tmp;
unsigned long long back = 0ULL;
int mec = 0;
if (0.0 <= x) {
tmp = dk3ma_d_to_um_ok(x, &mec);
if (0 == mec) {
#if DK3_SIZEOF_LONG_LONG >= DK3_SIZEOF_UM
back = (unsigned long long)tmp;
#else
if ((dk3_um_t)DK3_ULL_MAX >= tmp) {
back = (unsigned long long)tmp;
} else {
back = DK3_ULL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#endif
} else {
if (NULL != ec) { *ec = mec; }
}
} else {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OUT_OF_RANGE; }
}
return back;
#endif
}
long long
dk3ma_d_to_ll_ok(double x, int *ec)
{
#if (!(DK3_HAVE_INTMAX_T))
return (dk3ma_d_to_im_ok(x, ec));
#else
dk3_im_t tmp;
long long back = 0LL;
int mec = 0;
tmp = dk3ma_d_to_im_ok(x, &mec);
if (0 == mec) {
#if DK3_SIZEOF_LONG_LONG >= DK3_SIZEOF_UM
back = (long long)tmp;
#else
if ((dk3_im_t)DK3_LL_MIN <= tmp) {
if ((dk3_im_t)DK3_LL_MAX >= tmp) {
back = (long long)tmp;
} else {
back = DK3_LL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
back = DK3_LL_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#endif
} else {
if (NULL != ec) { *ec = mec; }
}
#endif
}
#endif
unsigned long
dk3ma_d_to_ul_ok(double x, int *ec)
{
#if (!((DK3_HAVE_INTMAX_T) || (DK3_HAVE_LONG_LONG)))
return (dk3ma_d_to_um_ok(x, ec));
#else
dk3_um_t tmp;
unsigned long back = 0UL;
int mec = 0;
tmp = dk3ma_d_to_um_ok(x, &mec);
if (0 == mec) {
#if DK3_SIZEOF_LONG >= DK3_SIZEOF_UM
back = (unsigned long)tmp;
#else
if ((dk3_um_t)DK3_UL_MAX >= tmp) {
back = (unsigned long)tmp;
} else {
back = DK3_UL_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#endif
} else {
if (NULL != ec) { *ec = mec; }
}
return back;
#endif
}
long
dk3ma_d_to_l_ok(double x, int *ec)
{
#if (!((DK3_HAVE_INTMAX_T) || (DK3_HAVE_LONG_LONG)))
return (dk3ma_d_to_im_ok(x, ec));
#else
dk3_im_t tmp;
long back = 0L;
int mec = 0;
tmp = dk3ma_d_to_im_ok(x, &mec);
if (0 == mec) {
#if DK3_SIZEOF_LONG >= DK3_SIZEOF_UM
back = (long)tmp;
#else
if ((dk3_im_t)DK3_L_MIN <= tmp) {
if ((dk3_im_t)DK3_L_MAX >= tmp) {
back = (dk3_im_t)tmp;
} else {
back = DK3_L_MAX;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
} else {
back = DK3_L_MIN;
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#endif
} else {
if (NULL != ec) { *ec = mec; }
}
return back;
#endif
}
size_t
dk3ma_d_to_sz_ok(double v, int *ec)
{
dk3_um_t tmp;
size_t back = 0;
int mec = 0;
tmp = dk3ma_d_to_um_ok(v, &mec);
if (0 == mec) {
#if DK3_SIZEOF_SIZE_T >= DK3_SIZEOF_UM
back = (size_t)tmp;
#else
if ((dk3_um_t)DK3_SIZE_T_MAX >= tmp) {
back = (size_t)tmp;
} else {
if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
}
#endif
} else {
if (NULL != ec) { *ec = mec; }
}
return back;
}
#endif
/* if 1, formerly if DK3_HAVE_COMPILER_CONVERSIONS */
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