1 /*
2  * intern.h
3  *
4  * Copyright (c) 1999-2019, Arm Limited.
5  * SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception
6  */
7 
8 #ifndef mathtest_intern_h
9 #define mathtest_intern_h
10 
11 #include <mpfr.h>
12 #include <mpc.h>
13 
14 #include "types.h"
15 #include "wrappers.h"
16 
17 /* Generic function pointer. */
18 typedef void (*funcptr)(void);
19 
20 /* Pointers to test function types. */
21 typedef int    (*testfunc1)(mpfr_t, mpfr_t, mpfr_rnd_t);
22 typedef int    (*testfunc2)(mpfr_t, mpfr_t, mpfr_t, mpfr_rnd_t);
23 typedef int    (*testrred)(mpfr_t, mpfr_t, int *);
24 typedef char * (*testsemi1)(uint32 *, uint32 *);
25 typedef char * (*testsemi2)(uint32 *, uint32 *, uint32 *);
26 typedef char * (*testsemi2f)(uint32 *, uint32 *, uint32 *);
27 typedef char * (*testldexp)(uint32 *, uint32 *, uint32 *);
28 typedef char * (*testfrexp)(uint32 *, uint32 *, uint32 *);
29 typedef char * (*testmodf)(uint32 *, uint32 *, uint32 *);
30 typedef char * (*testclassify)(uint32 *, uint32 *);
31 typedef char * (*testclassifyf)(uint32 *, uint32 *);
32 
33 typedef int    (*testfunc1c)(mpc_t, mpc_t, mpc_rnd_t);
34 typedef int    (*testfunc2c)(mpc_t, mpc_t, mpc_t, mpc_rnd_t);
35 
36 typedef int    (*testfunc1cr)(mpfr_t, mpc_t, mpfr_rnd_t);
37 
38 /* Pointer to a function that generates random test cases. */
39 typedef void (*casegen)(uint32 *, uint32, uint32);
40 
41 /*
42  * List of testable functions, their types, and their testable range.
43  */
44 enum {
45     args1,                             /* afloat-based, one argument */
46     args1f,                            /* same as args1 but in single prec */
47     args2,                             /* afloat-based, two arguments */
48     args2f,                            /* same as args2 but in single prec */
49     rred,                              /* afloat-based, one arg, aux return */
50     rredf,                             /* same as rred but in single prec */
51     semi1,                             /* seminumerical, one argument */
52     semi1f,                            /* seminumerical, 1 arg, float */
53     semi2,                             /* seminumerical, two arguments */
54     semi2f,                            /* seminumerical, 2 args, floats */
55     t_ldexp,                           /* dbl * int -> dbl */
56     t_ldexpf,                          /* sgl * int -> sgl */
57     t_frexp,                           /* dbl -> dbl * int */
58     t_frexpf,                          /* sgl -> sgl * int */
59     t_modf,                            /* dbl -> dbl * dbl */
60     t_modff,                           /* sgl -> sgl * sgl */
61     classify,                          /* classify double: dbl -> int */
62     classifyf,                         /* classify float: flt -> int */
63     compare,                           /* compare doubles, returns int */
64     comparef,                          /* compare floats, returns int */
65 
66     args1c,                            /* acomplex-base, one argument */
67     args2c,
68     args1fc,
69     args2fc,
70     args1cr,                           /* dbl-complex -> complex */
71     args1fcr                           /* sgl-complex -> complex */
72 };
73 
74 typedef struct __testable Testable;
75 struct __testable {
76     char *name;
77     funcptr func;
78     int type;
79     wrapperfunc wrappers[MAXWRAPPERS];
80     casegen cases; /* complex functions use the same casegen for both real and complex args */
81     uint32 caseparam1, caseparam2;
82 };
83 
84 extern Testable functions[];
85 extern const int nfunctions;
86 
87 extern void init_pi(void);
88 
89 int nargs_(Testable* f);
90 
91 #endif
92