Content - e7d0161ff94c2e147f22908bc9559cb556425e88 - a83114d/Python/pymath.c

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Tip revision: de43ce11ccee0c584027edc70fd1c9e9e21ed66b authored by Miss Islington (bot) on 23 March 2024, 10:19:14 UTC
[3.11] [docs] Fix typo in docstring and add example to logging cookbook. (GH-117157) (GH-117158)

Tip revision: de43ce1

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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