diff options
| -rw-r--r-- | sysdeps/powerpc/fpu/fenv_libc.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sysdeps/powerpc/fpu/fenv_libc.h b/sysdeps/powerpc/fpu/fenv_libc.h index fa5e1c697e..a2a12d914b 100644 --- a/sysdeps/powerpc/fpu/fenv_libc.h +++ b/sysdeps/powerpc/fpu/fenv_libc.h @@ -68,6 +68,14 @@ extern const fenv_t *__fe_mask_env (void) attribute_hidden; __fr; \ }) +/* Starting with GCC 14 __builtin_set_fpscr_rn can be used to return the + FPSCR fields as a double. This support is available + on Power9 when the __SET_FPSCR_RN_RETURNS_FPSCR__ macro is defined. + To retain backward compatibility with older GCC, we still retain the + old inline assembly implementation.*/ +#ifdef __SET_FPSCR_RN_RETURNS_FPSCR__ +#define __fe_mffscrn(rn) __builtin_set_fpscr_rn (rn) +#else #define __fe_mffscrn(rn) \ ({register fenv_union_t __fr; \ if (__builtin_constant_p (rn)) \ @@ -83,6 +91,7 @@ extern const fenv_t *__fe_mask_env (void) attribute_hidden; } \ __fr.fenv; \ }) +#endif /* Like fegetenv_control, but also sets the rounding mode. */ #ifdef _ARCH_PWR9 |