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Tip revision: 1d0e22e50000ad583960b495fdfd74fe1e06b28e authored by Carol Willing on 22 March 2024, 19:12:00 UTC
[3.12] docs:fix over-linking in dataclasses.rst (GH-117005) (#117163)
Tip revision: 1d0e22e
pymath.c
#include "Python.h"


#ifdef HAVE_GCC_ASM_FOR_X87
// Inline assembly for getting and setting the 387 FPU control word on
// GCC/x86.
#ifdef _Py_MEMORY_SANITIZER
__attribute__((no_sanitize_memory))
#endif
unsigned short _Py_get_387controlword(void) {
    unsigned short cw;
    __asm__ __volatile__ ("fnstcw %0" : "=m" (cw));
    return cw;
}

void _Py_set_387controlword(unsigned short cw) {
    __asm__ __volatile__ ("fldcw %0" : : "m" (cw));
}
#endif  // HAVE_GCC_ASM_FOR_X87
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