[Bug target/30652] SSE expansion is missing for isinf() and other fpclassify functions

[ghazi at gcc dot gnu dot org]

------- Comment #7 from ghazi at gcc dot gnu dot org  2007-07-18 17:42 -------
Subject: Bug 30652

Author: ghazi
Date: Wed Jul 18 17:42:12 2007
New Revision: 126725

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126725
Log:
        PR target/30652

        * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
        optabs infrastructure.  Provide generic implementation for
        FINITE/ISFINITE.
        (expand_builtin): Handle FINITE/ISFINITE.
        (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
        (fold_builtin_1): Likewise.

        * builtins.def (BUILT_IN_ISFINITE): New.

        * doc/extend.texi: Document isfinite.

testsuite:
        * gcc.dg/pr28796-1.c: Add more cases.
        * gcc.dg/pr28796-2.c: Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/builtins.def
    trunk/gcc/doc/extend.texi
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/pr28796-1.c
    trunk/gcc/testsuite/gcc.dg/pr28796-2.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30652