gcc/fortran/
* dump-parse-tree.c (show_omp_namelist): Dump reduction
id in each list item.
(show_omp_node): Only handle OMP_LIST_REDUCTION, not
OMP_LIST_REDUCTION_FIRST .. OMP_LIST_REDUCTION_LAST. Don't
dump reduction id here.
* frontend-passes.c (dummy_code_callback): Renamed to...
(gfc_dummy_code_callback): ... this. No longer static.
(optimize_reduction): Use gfc_dummy_code_callback instead of
dummy_code_callback.
* gfortran.h (gfc_statement): Add ST_OMP_DECLARE_REDUCTION.
(symbol_attribute): Add omp_udr_artificial_var bitfield.
(gfc_omp_reduction_op): New enum.
(gfc_omp_namelist): Add rop and udr fields.
(OMP_LIST_PLUS, OMP_LIST_REDUCTION_FIRST, OMP_LIST_MULT,
OMP_LIST_SUB, OMP_LIST_AND, OMP_LIST_OR, OMP_LIST_EQV,
OMP_LIST_NEQV, OMP_LIST_MAX, OMP_LIST_MIN, OMP_LIST_IAND,
OMP_LIST_IOR, OMP_LIST_IEOR, OMP_LIST_REDUCTION_LAST): Removed.
(OMP_LIST_REDUCTION): New.
(gfc_omp_udr): New type.
(gfc_get_omp_udr): Define.
(gfc_symtree): Add n.omp_udr field.
(gfc_namespace): Add omp_udr_root field, add omp_udr_ns bitfield.
(gfc_free_omp_udr, gfc_omp_udr_find, gfc_resolve_omp_udrs,
gfc_dummy_code_callback): New prototypes.
* match.h (gfc_match_omp_declare_reduction): New prototype.
* module.c (MOD_VERSION): Increase to 13.
(omp_declare_reduction_stmt): New array.
(mio_omp_udr_expr, write_omp_udr, write_omp_udrs, load_omp_udrs):
New functions.
(read_module): Read OpenMP user defined reductions.
(write_module): Write OpenMP user defined reductions.
* openmp.c: Include arith.h.
(gfc_free_omp_udr, gfc_find_omp_udr): New functions.
(gfc_match_omp_clauses): Handle user defined reductions.
Store reduction kind into gfc_omp_namelist instead of using
several OMP_LIST_* entries.
(match_udr_expr, gfc_omp_udr_predef, gfc_omp_udr_find,
gfc_match_omp_declare_reduction): New functions.
(resolve_omp_clauses): Adjust for reduction clauses being only
in OMP_LIST_REDUCTION list. Diagnose missing UDRs.
(struct omp_udr_callback_data): New type.
(omp_udr_callback, gfc_resolve_omp_udr, gfc_resolve_omp_udrs): New
functions.
* parse.c (decode_omp_directive): Handle !$omp declare reduction.
(case_decl): Add ST_OMP_DECLARE_REDUCTION.
(gfc_ascii_statement): Print ST_OMP_DECLARE_REDUCTION.
* resolve.c (resolve_fl_variable): Allow len=: or len=* on
sym->attr.omp_udr_artificial_var symbols.
(resolve_types): Call gfc_resolve_omp_udrs.
* symbol.c (gfc_get_uop): If gfc_current_ns->omp_udr_ns,
use parent ns instead of gfc_current_ns.
(gfc_get_sym_tree): Don't insert symbols into
namespaces with omp_udr_ns set.
(free_omp_udr_tree): New function.
(gfc_free_namespace): Call it.
* trans-openmp.c (struct omp_udr_find_orig_data): New type.
(omp_udr_find_orig, gfc_trans_omp_udr_expr): New functions.
(gfc_trans_omp_array_reduction): Renamed to...
(gfc_trans_omp_array_reduction_or_udr): ... this. Remove SYM
argument, instead pass gfc_omp_namelist pointer N. Handle
user defined reductions.
(gfc_trans_omp_reduction_list): Remove REDUCTION_CODE argument.
Handle user defined reductions and reduction ops in gfc_omp_namelist.
(gfc_trans_omp_clauses): Adjust for just a single OMP_LIST_REDUCTION
list.
(gfc_split_omp_clauses): Likewise.
gcc/testsuite/
* gfortran.dg/gomp/allocatable_components_1.f90: Adjust for
reduction clause diagnostic changes.
* gfortran.dg/gomp/appendix-a/a.31.3.f90: Likewise.
* gfortran.dg/gomp/reduction1.f90: Likewise.
* gfortran.dg/gomp/reduction3.f90: Likewise.
* gfortran.dg/gomp/udr1.f90: New test.
* gfortran.dg/gomp/udr2.f90: New test.
* gfortran.dg/gomp/udr3.f90: New test.
* gfortran.dg/gomp/udr4.f90: New test.
* gfortran.dg/gomp/udr5.f90: New test.
* gfortran.dg/gomp/udr6.f90: New test.
* gfortran.dg/gomp/udr7.f90: New test.
libgomp/
* testsuite/libgomp.fortran/simd1.f90: New test.
* testsuite/libgomp.fortran/udr1.f90: New test.
* testsuite/libgomp.fortran/udr2.f90: New test.
* testsuite/libgomp.fortran/udr3.f90: New test.
* testsuite/libgomp.fortran/udr4.f90: New test.
* testsuite/libgomp.fortran/udr5.f90: New test.
* testsuite/libgomp.fortran/udr6.f90: New test.
* testsuite/libgomp.fortran/udr7.f90: New test.
* testsuite/libgomp.fortran/udr8.f90: New test.
* testsuite/libgomp.fortran/udr9.f90: New test.
* testsuite/libgomp.fortran/udr10.f90: New test.
* testsuite/libgomp.fortran/udr11.f90: New test.
From-SVN: r211303
