Commit 28e74af7 authored by Zebediah Figura's avatar Zebediah Figura Committed by Alexandre Julliard

msvcr120: Add nexttoward implementation.

parent 9689d6e2
......@@ -18717,6 +18717,8 @@ for ac_func in \
lroundf \
nearbyint \
nearbyintf \
nexttoward \
nexttowardf \
powl \
remainder \
remainderf \
......
......@@ -2762,6 +2762,8 @@ AC_CHECK_FUNCS(\
lroundf \
nearbyint \
nearbyintf \
nexttoward \
nexttowardf \
powl \
remainder \
remainderf \
......
......@@ -297,9 +297,9 @@
@ cdecl nextafter(double double) ucrtbase.nextafter
@ cdecl nextafterf(float float) ucrtbase.nextafterf
@ cdecl nextafterl(double double) ucrtbase.nextafterl
@ stub nexttoward
@ stub nexttowardf
@ stub nexttowardl
@ cdecl nexttoward(double double) ucrtbase.nexttoward
@ cdecl nexttowardf(float double) ucrtbase.nexttowardf
@ cdecl nexttowardl(double double) ucrtbase.nexttowardl
@ stub norm
@ stub normf
@ stub norml
......
......@@ -2302,9 +2302,9 @@
@ cdecl nextafter(double double) MSVCRT__nextafter
@ cdecl nextafterf(float float) MSVCRT__nextafterf
@ cdecl nextafterl(double double) MSVCRT__nextafter
@ stub nexttoward
@ stub nexttowardf
@ stub nexttowardl
@ cdecl nexttoward(double double) MSVCRT_nexttoward
@ cdecl nexttowardf(float double) MSVCRT_nexttowardf
@ cdecl nexttowardl(double double) MSVCRT_nexttoward
@ stub norm
@ stub normf
@ stub norml
......
......@@ -127,6 +127,16 @@ static inline float __port_nan(void)
}
#define NAN __port_nan()
static inline int isnormal(double d)
{
return _fpclass(d) & (_FPCLASS_PN | _FPCLASS_NN);
}
static inline int isinf(double d)
{
return _fpclass(d) & (_FPCLASS_PINF | _FPCLASS_NINF);
}
struct MSVCRT_lconv
{
char* decimal_point;
......@@ -192,6 +202,9 @@ static unsigned short (__cdecl *p_wctype)(const char*);
static int (__cdecl *p_vsscanf)(const char*, const char *, __ms_va_list valist);
static _Dcomplex* (__cdecl *p__Cbuild)(_Dcomplex*, double, double);
static double (__cdecl *p_creal)(_Dcomplex);
static double (__cdecl *p_nexttoward)(double, double);
static float (__cdecl *p_nexttowardf)(float, double);
static double (__cdecl *p_nexttowardl)(double, double);
/* make sure we use the correct errno */
#undef errno
......@@ -252,6 +265,9 @@ static BOOL init(void)
SET(p_vsscanf, "vsscanf");
SET(p__Cbuild, "_Cbuild");
SET(p_creal, "creal");
SET(p_nexttoward, "nexttoward");
SET(p_nexttowardf, "nexttowardf");
SET(p_nexttowardl, "nexttowardl");
if(sizeof(void*) == 8) { /* 64-bit initialization */
SET(p_critical_section_ctor,
"??0critical_section@Concurrency@@QEAA@XZ");
......@@ -964,6 +980,78 @@ static void test__Cbuild(void)
ok(d == 3.0, "creal returned %lf\n", d);
}
static void test_nexttoward(void)
{
errno_t e;
double d;
float f;
int i;
struct
{
double source;
double dir;
float f;
double d;
}
tests[] =
{
{0.0, 0.0, 0.0f, 0.0},
{0.0, 1.0, 1.0e-45f, 5.0e-324},
{0.0, -1.0, -1.0e-45f, -5.0e-324},
{2.2250738585072009e-308, 0.0, 0.0f, 2.2250738585072004e-308},
{2.2250738585072009e-308, 2.2250738585072010e-308, 1.0e-45f, 2.2250738585072009e-308},
{2.2250738585072009e-308, 1.0, 1.0e-45f, 2.2250738585072014e-308},
{2.2250738585072014e-308, 0.0, 0.0f, 2.2250738585072009e-308},
{2.2250738585072014e-308, 2.2250738585072014e-308, 1.0e-45f, 2.2250738585072014e-308},
{2.2250738585072014e-308, 1.0, 1.0e-45f, 2.2250738585072019e-308},
{1.0, 2.0, 1.00000012f, 1.0000000000000002},
{1.0, 0.0, 0.99999994f, 0.9999999999999999},
{1.0, 1.0, 1.0f, 1.0},
{0.0, INFINITY, 1.0e-45f, 5.0e-324},
{FLT_MAX, INFINITY, INFINITY, 3.402823466385289e+038},
{DBL_MAX, INFINITY, INFINITY, INFINITY},
{INFINITY, INFINITY, INFINITY, INFINITY},
{INFINITY, 0, FLT_MAX, DBL_MAX},
};
for (i = 0; i < ARRAY_SIZE(tests); ++i)
{
f = p_nexttowardf(tests[i].source, tests[i].dir);
ok(f == tests[i].f, "Test %d: expected %0.8ef, got %0.8ef.\n", i, tests[i].f, f);
errno = -1;
d = p_nexttoward(tests[i].source, tests[i].dir);
e = errno;
ok(d == tests[i].d, "Test %d: expected %0.16e, got %0.16e.\n", i, tests[i].d, d);
if (!isnormal(d) && !isinf(tests[i].source))
ok(e == ERANGE, "Test %d: expected ERANGE, got %d.\n", i, e);
else
ok(e == -1, "Test %d: expected no error, got %d.\n", i, e);
d = p_nexttowardl(tests[i].source, tests[i].dir);
ok(d == tests[i].d, "Test %d: expected %0.16e, got %0.16e.\n", i, tests[i].d, d);
}
errno = -1;
d = p_nexttoward(NAN, 0);
e = errno;
ok(_isnan(d), "Expected NAN, got %0.16e.\n", d);
ok(e == -1, "Expected no error, got %d.\n", e);
errno = -1;
d = p_nexttoward(NAN, NAN);
e = errno;
ok(_isnan(d), "Expected NAN, got %0.16e.\n", d);
ok(e == -1, "Expected no error, got %d.\n", e);
errno = -1;
d = p_nexttoward(0, NAN);
e = errno;
ok(_isnan(d), "Expected NAN, got %0.16e.\n", d);
ok(e == -1, "Expected no error, got %d.\n", e);
}
START_TEST(msvcr120)
{
if (!init()) return;
......@@ -983,4 +1071,5 @@ START_TEST(msvcr120)
test_wctype();
test_vsscanf();
test__Cbuild();
test_nexttoward();
}
......@@ -1965,9 +1965,9 @@
@ cdecl nextafter(double double) msvcr120.nextafter
@ cdecl nextafterf(float float) msvcr120.nextafterf
@ cdecl nextafterl(double double) msvcr120.nextafterl
@ stub nexttoward
@ stub nexttowardf
@ stub nexttowardl
@ cdecl nexttoward(double double) msvcr120.nexttoward
@ cdecl nexttowardf(float double) msvcr120.nexttowardf
@ cdecl nexttowardl(double double) msvcr120.nexttowardl
@ stub norm
@ stub normf
@ stub norml
......
......@@ -1529,6 +1529,44 @@ float CDECL MSVCRT_nearbyintf(float num)
#endif
}
/*********************************************************************
* nexttoward (MSVCR120.@)
*/
double CDECL MSVCRT_nexttoward(double num, double next)
{
#ifdef HAVE_NEXTTOWARD
double ret = nexttoward(num, next);
if (!(MSVCRT__fpclass(ret) & (MSVCRT__FPCLASS_PN | MSVCRT__FPCLASS_NN
| MSVCRT__FPCLASS_SNAN | MSVCRT__FPCLASS_QNAN)) && !isinf(num))
{
*MSVCRT__errno() = MSVCRT_ERANGE;
}
return ret;
#else
FIXME("not implemented\n");
return 0;
#endif
}
/*********************************************************************
* nexttowardf (MSVCR120.@)
*/
float CDECL MSVCRT_nexttowardf(float num, double next)
{
#ifdef HAVE_NEXTTOWARDF
float ret = nexttowardf(num, next);
if (!(MSVCRT__fpclass(ret) & (MSVCRT__FPCLASS_PN | MSVCRT__FPCLASS_NN
| MSVCRT__FPCLASS_SNAN | MSVCRT__FPCLASS_QNAN)) && !isinf(num))
{
*MSVCRT__errno() = MSVCRT_ERANGE;
}
return ret;
#else
FIXME("not implemented\n");
return 0;
#endif
}
#endif /* _MSVCR_VER>=120 */
/*********************************************************************
......
......@@ -2438,9 +2438,9 @@
@ cdecl nextafter(double double) MSVCRT__nextafter
@ cdecl nextafterf(float float) MSVCRT__nextafterf
@ cdecl nextafterl(double double) MSVCRT__nextafter
@ stub nexttoward
@ stub nexttowardf
@ stub nexttowardl
@ cdecl nexttoward(double double) MSVCRT_nexttoward
@ cdecl nexttowardf(float double) MSVCRT_nexttowardf
@ cdecl nexttowardl(double double) MSVCRT_nexttoward
@ stub norm
@ stub normf
@ stub norml
......
......@@ -696,6 +696,12 @@
/* Define to 1 if you have the <net/route.h> header file. */
#undef HAVE_NET_ROUTE_H
/* Define to 1 if you have the `nexttoward' function. */
#undef HAVE_NEXTTOWARD
/* Define to 1 if you have the `nexttowardf' function. */
#undef HAVE_NEXTTOWARDF
/* Define to 1 if `_msg_ptr' is a member of `ns_msg'. */
#undef HAVE_NS_MSG__MSG_PTR
......
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