diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/i386/fpu/fenv_private.h | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog index 56ef28678a..8f641de741 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2018-02-28 Joseph Myers <joseph@codesourcery.com> + [BZ #22902] + * sysdeps/i386/fpu/fenv_private.h [!__x86_64__] + (libc_feholdexcept_setroundf128): New macro. + [!__x86_64__] (libc_feupdateenv_testf128): Likewise. + [BZ #15105] * sysdeps/wordsize-32/strtoumax.c (strtoumax): Use libc_hidden_def. diff --git a/sysdeps/i386/fpu/fenv_private.h b/sysdeps/i386/fpu/fenv_private.h index a258f48e07..357613a500 100644 --- a/sysdeps/i386/fpu/fenv_private.h +++ b/sysdeps/i386/fpu/fenv_private.h @@ -339,6 +339,12 @@ libc_feresetround_387 (fenv_t *e) SET_RESTORE_ROUND_GENERIC (RM, libc_feholdsetround_sse, libc_feresetround_sse) # define libc_feholdexcept_setroundf128 libc_feholdexcept_setround_sse # define libc_feupdateenv_testf128 libc_feupdateenv_test_sse +#else +/* The 387 rounding mode is used by soft-fp for 32-bit, but whether + 387 or SSE exceptions are used depends on whether libgcc was built + for SSE math, which is not known when glibc is being built. */ +# define libc_feholdexcept_setroundf128 default_libc_feholdexcept_setround +# define libc_feupdateenv_testf128 default_libc_feupdateenv_test #endif /* We have support for rounding mode context. */ |