| #include <fenv.h> | |
| /* 7.6.4.1 | |
| The fegetenv function stores the current floating-point environment | |
| in the object pointed to by envp. */ | |
| int fegetenv (fenv_t * envp) | |
| { | |
| __asm__ ("fnstenv %0;": "=m" (*envp)); | |
| /* fnstenv sets control word to non-stop for all exceptions, so we | |
| need to reload our env to restore the original mask. */ | |
| __asm__ ("fldenv %0" : : "m" (*envp)); | |
| return 0; | |
| } |