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Diffstat (limited to 'gcc/omp-general.h')
| -rw-r--r-- | gcc/omp-general.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/gcc/omp-general.h b/gcc/omp-general.h new file mode 100644 index 0000000..634fdcc --- /dev/null +++ b/gcc/omp-general.h @@ -0,0 +1,91 @@ +/* General types and functions that are uselful for processing of OpenMP, + OpenACC and similar directivers at various stages of compilation. + + Copyright (C) 2005-2016 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC is distributed in the hope that it will be useful, but WITHOUT ANY +WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +for more details. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + +#ifndef GCC_OMP_GENERAL_H +#define GCC_OMP_GENERAL_H + +#include "gomp-constants.h" + +/* Flags for an OpenACC loop. */ + +enum oacc_loop_flags { + OLF_SEQ = 1u << 0, /* Explicitly sequential */ + OLF_AUTO = 1u << 1, /* Compiler chooses axes. */ + OLF_INDEPENDENT = 1u << 2, /* Iterations are known independent. */ + OLF_GANG_STATIC = 1u << 3, /* Gang partitioning is static (has op). */ + + /* Explicitly specified loop axes. */ + OLF_DIM_BASE = 4, + OLF_DIM_GANG = 1u << (OLF_DIM_BASE + GOMP_DIM_GANG), + OLF_DIM_WORKER = 1u << (OLF_DIM_BASE + GOMP_DIM_WORKER), + OLF_DIM_VECTOR = 1u << (OLF_DIM_BASE + GOMP_DIM_VECTOR), + + OLF_MAX = OLF_DIM_BASE + GOMP_DIM_MAX +}; + +/* A structure holding the elements of: + for (V = N1; V cond N2; V += STEP) [...] */ + +struct omp_for_data_loop +{ + tree v, n1, n2, step; + enum tree_code cond_code; +}; + +/* A structure describing the main elements of a parallel loop. */ + +struct omp_for_data +{ + struct omp_for_data_loop loop; + tree chunk_size; + gomp_for *for_stmt; + tree pre, iter_type; + int collapse; + int ordered; + bool have_nowait, have_ordered, simd_schedule; + unsigned char sched_modifiers; + enum omp_clause_schedule_kind sched_kind; + struct omp_for_data_loop *loops; +}; + +#define OACC_FN_ATTRIB "oacc function" + +extern tree omp_find_clause (tree clauses, enum omp_clause_code kind); +extern bool omp_is_reference (tree decl); +extern void omp_adjust_for_condition (location_t loc, enum tree_code *cond_code, + tree *n2); +extern tree omp_get_for_step_from_incr (location_t loc, tree incr); +extern void omp_extract_for_data (gomp_for *for_stmt, struct omp_for_data *fd, + struct omp_for_data_loop *loops); +extern gimple *omp_build_barrier (tree lhs); +extern int omp_max_vf (void); +extern int omp_max_simt_vf (void); +extern tree oacc_launch_pack (unsigned code, tree device, unsigned op); +extern void oacc_replace_fn_attrib (tree fn, tree dims); +extern void oacc_set_fn_attrib (tree fn, tree clauses, bool is_kernel, + vec<tree> *args); +extern tree oacc_build_routine_dims (tree clauses); +extern tree oacc_get_fn_attrib (tree fn); +extern bool oacc_fn_attrib_kernels_p (tree attr); +extern int oacc_get_fn_dim_size (tree fn, int axis); +extern int oacc_get_ifn_dim_arg (const gimple *stmt); + +#endif /* GCC_OMP_GENERAL_H */ |