1 /* mpc-tests.h -- Tests helper functions.
3 Copyright (C) 2008, 2009, 2010, 2011, 2012 INRIA
5 This file is part of GNU MPC.
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
30 /* pieces copied from mpc-impl.h */
31 #define MPC_PREC_RE(x) (mpfr_get_prec(mpc_realref(x)))
32 #define MPC_PREC_IM(x) (mpfr_get_prec(mpc_imagref(x)))
33 #define MPC_MAX_PREC(x) MPC_MAX(MPC_PREC_RE(x), MPC_PREC_IM(x))
34 #define MPC_MAX(h,i) ((h) > (i) ? (h) : (i))
36 #define MPC_ASSERT(expr) \
40 fprintf (stderr, "%s:%d: MPC assertion failed: %s\n", \
41 __FILE__, __LINE__, #expr); \
46 #if defined (__cplusplus)
49 __MPC_DECLSPEC int mpc_mul_naive (mpc_ptr, mpc_srcptr, mpc_srcptr, mpc_rnd_t);
50 __MPC_DECLSPEC int mpc_mul_karatsuba (mpc_ptr, mpc_srcptr, mpc_srcptr, mpc_rnd_t);
51 __MPC_DECLSPEC int mpc_fma_naive (mpc_ptr, mpc_srcptr, mpc_srcptr, mpc_srcptr, mpc_rnd_t);
52 #if defined (__cplusplus)
55 /* end pieces copied from mpc-impl.h */
59 printf (#x "[%lu,%lu]=", (unsigned long int) MPC_PREC_RE (x), \
60 (unsigned long int) MPC_PREC_IM (x)); \
61 mpc_out_str (stdout, 2, 0, x, MPC_RNDNN); \
67 printf (#x "[%lu]=", (unsigned long int) mpfr_get_prec (x)); \
68 mpfr_out_str (stdout, 2, 0, x, GMP_RNDN); \
73 #define MPC_INEX_STR(inex) \
74 (inex) == 0 ? "(0, 0)" \
75 : (inex) == 1 ? "(+1, 0)" \
76 : (inex) == 2 ? "(-1, 0)" \
77 : (inex) == 4 ? "(0, +1)" \
78 : (inex) == 5 ? "(+1, +1)" \
79 : (inex) == 6 ? "(-1, +1)" \
80 : (inex) == 8 ? "(0, -1)" \
81 : (inex) == 9 ? "(+1, -1)" \
82 : (inex) == 10 ? "(-1, -1)" : "unknown"
84 #define TEST_FAILED(func,op,got,expected,rnd) \
86 printf ("%s(op) failed [rnd=%d]\n with", func, rnd); \
94 #define QUOTE(X) NAME(X)
97 /** RANDOM FUNCTIONS **/
98 /* the 3 following functions handle seed for random numbers. Usage:
99 - add test_start at the beginning of your test function
100 - use test_default_random (or use your random functions with
101 gmp_randstate_t rands) in your tests
102 - add test_end at the end the test function */
103 extern gmp_randstate_t rands;
105 extern void test_start (void);
106 extern void test_end (void);
107 extern void test_default_random (mpc_ptr, mp_exp_t, mp_exp_t, unsigned int, unsigned int);
110 /** COMPARISON FUNCTIONS **/
111 /* some sign are unspecified in ISO C99, thus we record in struct known_signs_t
112 whether the sign has to be checked */
115 int re; /* boolean value */
116 int im; /* boolean value */
119 /* same_mpfr_value returns 1:
120 - if got and ref have the same value and known_sign is true,
122 - if they have the same absolute value, got = 0 or got = inf, and known_sign is
124 returns 0 in other cases.
125 Unlike mpfr_cmp, same_mpfr_value(got, ref, x) return 1 when got and
126 ref are both NaNs. */
127 extern int same_mpfr_value (mpfr_ptr got, mpfr_ptr ref, int known_sign);
128 extern int same_mpc_value (mpc_ptr got, mpc_ptr ref, known_signs_t known_signs);
131 /** GENERIC TESTS **/
133 typedef int (*CC_func_ptr) (mpc_t, mpc_srcptr, mpc_rnd_t);
134 typedef int (*C_CC_func_ptr) (mpc_t, mpc_srcptr, mpc_srcptr, mpc_rnd_t);
135 typedef int (*CCCC_func_ptr) (mpc_t, mpc_srcptr, mpc_srcptr, mpc_srcptr,
137 typedef int (*CCU_func_ptr) (mpc_t, mpc_srcptr, unsigned long, mpc_rnd_t);
138 typedef int (*CCS_func_ptr) (mpc_t, mpc_srcptr, long, mpc_rnd_t);
139 typedef int (*CCI_func_ptr) (mpc_t, mpc_srcptr, int, mpc_rnd_t);
140 typedef int (*CCF_func_ptr) (mpc_t, mpc_srcptr, mpfr_srcptr, mpc_rnd_t);
141 typedef int (*CFC_func_ptr) (mpc_t, mpfr_srcptr, mpc_srcptr, mpc_rnd_t);
142 typedef int (*CUC_func_ptr) (mpc_t, unsigned long, mpc_srcptr, mpc_rnd_t);
143 typedef int (*CUUC_func_ptr) (mpc_t, unsigned long, unsigned long, mpc_srcptr,
145 typedef int (*FC_func_ptr) (mpfr_t, mpc_srcptr, mpfr_rnd_t);
146 typedef int (*CC_C_func_ptr) (mpc_t, mpc_t, mpc_srcptr, mpc_rnd_t, mpc_rnd_t);
149 FC_func_ptr FC; /* output: mpfr_t, input: mpc_t */
150 CC_func_ptr CC; /* output: mpc_t, input: mpc_t */
151 C_CC_func_ptr C_CC; /* output: mpc_t, inputs: (mpc_t, mpc_t) */
152 CCCC_func_ptr CCCC; /* output: mpc_t, inputs: (mpc_t, mpc_t, mpc_t) */
153 CCU_func_ptr CCU; /* output: mpc_t, inputs: (mpc_t, unsigned long) */
154 CCS_func_ptr CCS; /* output: mpc_t, inputs: (mpc_t, long) */
155 CCI_func_ptr CCI; /* output: mpc_t, inputs: (mpc_t, int) */
156 CCF_func_ptr CCF; /* output: mpc_t, inputs: (mpc_t, mpfr_t) */
157 CFC_func_ptr CFC; /* output: mpc_t, inputs: (mpfr_t, mpc_t) */
158 CUC_func_ptr CUC; /* output: mpc_t, inputs: (unsigned long, mpc_t) */
159 CUUC_func_ptr CUUC; /* output: mpc_t, inputs: (ulong, ulong, mpc_t) */
160 CC_C_func_ptr CC_C; /* outputs: (mpc_t, mpc_t), input: mpc_t */
163 /* the rounding mode is implicit */
165 FC, /* output: mpfr_t, input: mpc_t */
166 CC, /* output: mpc_t, input: mpc_t */
167 C_CC, /* output: mpc_t, inputs: (mpc_t, mpc_t) */
168 CCCC, /* output: mpc_t, inputs: (mpc_t, mpc_t, mpc_t) */
169 CCU, /* output: mpc_t, inputs: (mpc_t, unsigned long) */
170 CCS, /* output: mpc_t, inputs: (mpc_t, long) */
171 CCI, /* output: mpc_t, inputs: (mpc_t, int) */
172 CCF, /* output: mpc_t, inputs: (mpc_t, mpfr_t) */
173 CFC, /* output: mpc_t, inputs: (mpfr_t, mpc_t) */
174 CUC, /* output: mpc_t, inputs: (unsigned long, mpc_t) */
175 CUUC, /* output: mpc_t, inputs: (ulong, ulong, mpc_t) */
176 CC_C /* outputs: (mpc_t, mpc_t), input: mpc_t */
180 #define FUNC_PROP_NONE 0
181 #define FUNC_PROP_SYMETRIC 1
191 #define DECL_FUNC(_ftype, _fvar, _func) \
192 mpc_function _fvar; \
193 _fvar.pointer._ftype = _func; \
194 _fvar.type = _ftype; \
195 _fvar.name = QUOTE (_func); \
196 _fvar.properties = FUNC_PROP_NONE;
199 /* tgeneric(mpc_function, prec_min, prec_max, step, exp_max) checks rounding
201 - with precision ranging from prec_min to prec_max with an increment of
203 - with exponent between -exp_max and exp_max.
205 It also checks parameter reuse (it is assumed here that either two mpc_t
206 variables are equal or they are different, in the sense that the real part of
207 one of them cannot be the imaginary part of the other). */
208 void tgeneric (mpc_function, mpfr_prec_t, mpfr_prec_t, mpfr_prec_t, mp_exp_t);
211 /** READ FILE WITH TEST DATA SET **/
212 /* data_check (function, "data_file_name") checks function results against
213 precomputed data in a file.*/
214 extern void data_check (mpc_function, const char *);
216 extern FILE * open_data_file (const char *file_name);
217 extern void close_data_file (FILE *fp);
219 /* helper file reading functions */
220 extern void skip_whitespace_comments (FILE *fp);
221 extern void read_ternary (FILE *fp, int* ternary);
222 extern void read_mpfr_rounding_mode (FILE *fp, mpfr_rnd_t* rnd);
223 extern void read_mpc_rounding_mode (FILE *fp, mpc_rnd_t* rnd);
224 extern mpfr_prec_t read_mpfr_prec (FILE *fp);
225 extern void read_int (FILE *fp, int *n, const char *name);
226 extern size_t read_string (FILE *fp, char **buffer_ptr, size_t buffer_length, const char *name);
227 extern void read_mpfr (FILE *fp, mpfr_ptr x, int *known_sign);
228 extern void read_mpc (FILE *fp, mpc_ptr z, known_signs_t *ks);
230 #define TERNARY_NOT_CHECKED 255
231 /* special value to indicate that the ternary value is not checked */
232 #define TERNARY_ERROR 254
233 /* special value to indicate that an error occurred in an mpc function */
235 #endif /* __MPC_TESTS_H */