tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
* tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
(can_reassociate_p): Use FLOAT_TYPE_P.
* tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
(vect_force_simple_reduction): ... this.
* tree-parloops.c (gather_scalar_reductions): Use
vect_force_simple_reduction.
* tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
vect_is_simple_reduction, add modify argument, if true rewrite
"a-b" into "a+(-b)".
(vect_is_simple_reduction, vect_force_simple_reduction): New
functions.
(vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
testsuite/
* gcc.dg/vect/fast-math-vect-reduc-8.c: New test.
From-SVN: r159226