zig/lib/libc/mingw/math/arm64/rint.c
2020-11-05 18:59:36 +02:00

12 lines
376 B
C
Vendored

/**
* This file has no copyright assigned and is placed in the Public Domain.
* This file is part of the mingw-w64 runtime package.
* No warranty is given; refer to the file DISCLAIMER.PD within this package.
*/
#include <math.h>
double rint (double x) {
double retval = 0.0;
__asm__ __volatile__ ("frintx %d0, %d1\n\t" : "=w" (retval) : "w" (x));
return retval;
}