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ntdll: Use the floor() implementation from the bundled musl library.

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Alexandre Julliard 2023-04-10 18:46:05 +02:00
parent ef4cefe8fb
commit 0aa71bdec4
1 changed files with 0 additions and 29 deletions
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29
dlls/ntdll/math.c
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@ -67,35 +67,6 @@ double CDECL fabs( double x )
return u.f;
}
/*********************************************************************
* floor (NTDLL.@)
*
* Based on musl: src/math/floorf.c
*/
double CDECL floor( double x )
{
union {double f; UINT64 i;} u = {x};
int e = (int)(u.i >> 52 & 0x7ff) - 0x3ff;
UINT64 m;
if (e >= 52)
return x;
if (e >= 0) {
m = 0x000fffffffffffffULL >> e;
if ((u.i & m) == 0)
return x;
if (u.i >> 63)
u.i += m;
u.i &= ~m;
} else {
if (u.i >> 63 == 0)
return 0;
else if (u.i << 1)
return -1;
}
return u.f;
}
#if (defined(__GNUC__) || defined(__clang__)) && defined(__i386__)
#define FPU_DOUBLE(var) double var; \