[Bug tree-optimization/46728] GCC does not generate fmadd for pow (x, 0.75)+y on powerpc

[wschmidt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46728

--- Comment #10 from William J. Schmidt <wschmidt at gcc dot gnu.org> 
2011-05-30 17:12:58 UTC ---
Author: wschmidt
Date: Mon May 30 17:12:53 2011
New Revision: 174446

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=174446
Log:
2011-05-30  Bill Schmidt  <wschm...@linux.vnet.ibm.com>

    PR tree-optimization/46728
    * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
    (build_and_insert_binop): New.
    (gimple_expand_builtin_pow): Reorder args for
    build_and_insert_call; use build_and_insert_binop; add more
    optimizations for fractional exponents.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-math-opts.c