msvcrt: Import asinhf implementation from musl.
Signed-off-by: Piotr Caban <piotr@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -19617,7 +19617,6 @@ fi
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for ac_func in \
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asinh \
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asinhf \
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atanh \
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atanhf \
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exp2 \
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@ -2657,7 +2657,6 @@ fi
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AC_CHECK_FUNCS(\
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asinh \
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asinhf \
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atanh \
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atanhf \
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exp2 \
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@ -6577,10 +6577,27 @@ double CDECL asinh(double x)
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/*********************************************************************
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* asinhf (MSVCR120.@)
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*
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* Copied from musl: src/math/asinhf.c
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*/
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float CDECL asinhf(float x)
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{
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return unix_funcs->asinhf( x );
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UINT32 ux = *(UINT32*)&x;
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UINT32 i = ux & 0x7fffffff;
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int s = ux >> 31;
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/* |x| */
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x = *(float*)&i;
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if (i >= 0x3f800000 + (12 << 23))/* |x| >= 0x1p12 or inf or nan */
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x = logf(x) + 0.693147180559945309417232121458176568f;
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else if (i >= 0x3f800000 + (1 << 23)) /* |x| >= 2 */
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x = logf(2 * x + 1 / (sqrtf(x * x + 1) + x));
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else if (i >= 0x3f800000 - (12 << 23)) /* |x| >= 0x1p-12 */
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x = log1pf(x + x * x / (sqrtf(x * x + 1) + 1));
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else /* |x| < 0x1p-12, raise inexact if x!=0 */
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fp_barrierf(x + 0x1p120f);
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return s ? -x : x;
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}
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/*********************************************************************
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@ -59,18 +59,6 @@ static double CDECL unix_asinh(double x)
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#endif
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}
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/*********************************************************************
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* asinhf
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*/
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static float CDECL unix_asinhf(float x)
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{
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#ifdef HAVE_ASINHF
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return asinhf(x);
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#else
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return unix_asinh(x);
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#endif
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}
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/*********************************************************************
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* atanh
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*/
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@ -423,7 +411,6 @@ static float CDECL unix_tgammaf(float x)
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static const struct unix_funcs funcs =
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{
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unix_asinh,
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unix_asinhf,
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unix_atanh,
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unix_atanhf,
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unix_cosh,
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@ -24,7 +24,6 @@
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struct unix_funcs
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{
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double (CDECL *asinh)(double x);
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float (CDECL *asinhf)(float x);
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double (CDECL *atanh)(double x);
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float (CDECL *atanhf)(float x);
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double (CDECL *cosh)(double x);
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@ -28,9 +28,6 @@
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/* Define to 1 if you have the `asinh' function. */
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#undef HAVE_ASINH
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/* Define to 1 if you have the `asinhf' function. */
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#undef HAVE_ASINHF
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/* Define to 1 if you have the <asm/types.h> header file. */
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#undef HAVE_ASM_TYPES_H
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