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Commit f53b2095 authored by Piotr Caban's avatar Piotr Caban Committed by Alexandre Julliard
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msvcrt: Don't reset x87 in x86_64 fpreset.

Signed-off-by: 's avatarPiotr Caban <piotr@codeweavers.com> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent f46ef017
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Showing with 4 additions and 1 deletion
dlls/msvcrt/math.c
View file @ f53b2095
...@@ -5901,7 +5901,7 @@ int CDECL _finite(double num) ...@@ -5901,7 +5901,7 @@ int CDECL _finite(double num)
*/ */
void CDECL _fpreset(void) void CDECL _fpreset(void)
{ {
#if (defined(__GNUC__) || defined(__clang__)) && (defined(__i386__) || defined(__x86_64__)) #if (defined(__GNUC__) || defined(__clang__)) && defined(__i386__)
const unsigned int x86_cw = 0x27f; const unsigned int x86_cw = 0x27f;
__asm__ __volatile__( "fninit; fldcw %0" : : "m" (x86_cw) ); __asm__ __volatile__( "fninit; fldcw %0" : : "m" (x86_cw) );
if (sse2_supported) if (sse2_supported)
...@@ -5909,6 +5909,9 @@ void CDECL _fpreset(void) ...@@ -5909,6 +5909,9 @@ void CDECL _fpreset(void)
unsigned int cw = _MCW_EM, sw = 0; unsigned int cw = _MCW_EM, sw = 0;
_setfp_sse(&cw, ~0, &sw, ~0); _setfp_sse(&cw, ~0, &sw, ~0);
} }
#elif defined(__x86_64__)
unsigned int cw = _MCW_EM, sw = 0;
_setfp_sse(&cw, ~0, &sw, ~0);
#else #else
FIXME( "not implemented\n" ); FIXME( "not implemented\n" );
#endif #endif
......
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