| /* |
| * ==================================================== |
| * x87 FP implementation contributed to Newlib by |
| * Dave Korn, November 2007. This file is placed in the |
| * public domain. Permission to use, copy, modify, and |
| * distribute this software is freely granted. |
| * ==================================================== |
| */ |
| |
| #if defined(__GNUC__) && !defined(_SOFT_FLOAT) |
| |
| #include <math.h> |
| |
| /* |
| * Fast math version of rintf(x) |
| * Return x rounded to integral value according to the prevailing |
| * rounding mode. |
| * Method: |
| * Using inline x87 asms. |
| * Exception: |
| * Governed by x87 FPCR. |
| */ |
| |
| float _f_rintf (float x) |
| { |
| float _result; |
| asm ("frndint" : "=t" (_result) : "0" (x)); |
| return _result; |
| } |
| |
| #endif /* !__GNUC__ || _SOFT_FLOAT */ |
| |
