Module: wine Branch: master Commit: d70a652da8b67ae78e4cac7b5731fd4806074fcf URL: https://gitlab.winehq.org/wine/wine/-/commit/d70a652da8b67ae78e4cac7b5731fd4...
Author: Alexandre Julliard julliard@winehq.org Date: Mon Apr 10 14:08:41 2023 +0200
msvcrt: Use the _dclass()/_fdclass() implementation from the bundled musl library.
---
dlls/msvcrt/math.c | 34 ++++------------------------------ 1 file changed, 4 insertions(+), 30 deletions(-)
diff --git a/dlls/msvcrt/math.c b/dlls/msvcrt/math.c index 7fc9c44dbf5..a4d53934c04 100644 --- a/dlls/msvcrt/math.c +++ b/dlls/msvcrt/math.c @@ -207,36 +207,6 @@ float CDECL _chgsignf( float num )
#endif
-/********************************************************************* - * _fdclass (MSVCR120.@) - * - * Copied from musl: src/math/__fpclassifyf.c - */ -short CDECL _fdclass(float x) -{ - union { float f; UINT32 i; } u = { x }; - int e = u.i >> 23 & 0xff; - - if (!e) return u.i << 1 ? FP_SUBNORMAL : FP_ZERO; - if (e == 0xff) return u.i << 9 ? FP_NAN : FP_INFINITE; - return FP_NORMAL; -} - -/********************************************************************* - * _dclass (MSVCR120.@) - * - * Copied from musl: src/math/__fpclassify.c - */ -short CDECL _dclass(double x) -{ - union { double f; UINT64 i; } u = { x }; - int e = u.i >> 52 & 0x7ff; - - if (!e) return u.i << 1 ? FP_SUBNORMAL : FP_ZERO; - if (e == 0x7ff) return (u.i << 12) ? FP_NAN : FP_INFINITE; - return FP_NORMAL; -} - #ifndef __i386__
/********************************************************************* @@ -291,6 +261,8 @@ float CDECL MSVCRT_atanf( float x ) #endif
#ifdef __x86_64__ +extern short CDECL _fdclass(float x); + static BOOL sqrtf_validate( float *x ) { short c = _fdclass(*x); @@ -411,6 +383,8 @@ double CDECL MSVCRT_exp( double x ) #endif
#if defined(__x86_64__) || defined(__i386__) +extern short CDECL _dclass(double x); + static BOOL sqrt_validate( double *x, BOOL update_sw ) { short c = _dclass(*x);