testsuite: remove SPE tests.
[official-gcc.git] / gcc / omp-general.h
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1 /* General types and functions that are uselful for processing of OpenMP,
2 OpenACC and similar directivers at various stages of compilation.
4 Copyright (C) 2005-2020 Free Software Foundation, Inc.
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
11 version.
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
22 #ifndef GCC_OMP_GENERAL_H
23 #define GCC_OMP_GENERAL_H
25 #include "gomp-constants.h"
27 /* Flags for an OpenACC loop. */
29 enum oacc_loop_flags {
30 OLF_SEQ = 1u << 0, /* Explicitly sequential */
31 OLF_AUTO = 1u << 1, /* Compiler chooses axes. */
32 OLF_INDEPENDENT = 1u << 2, /* Iterations are known independent. */
33 OLF_GANG_STATIC = 1u << 3, /* Gang partitioning is static (has op). */
34 OLF_TILE = 1u << 4, /* Tiled loop. */
36 /* Explicitly specified loop axes. */
37 OLF_DIM_BASE = 5,
38 OLF_DIM_GANG = 1u << (OLF_DIM_BASE + GOMP_DIM_GANG),
39 OLF_DIM_WORKER = 1u << (OLF_DIM_BASE + GOMP_DIM_WORKER),
40 OLF_DIM_VECTOR = 1u << (OLF_DIM_BASE + GOMP_DIM_VECTOR),
42 OLF_MAX = OLF_DIM_BASE + GOMP_DIM_MAX
45 /* A structure holding the elements of:
46 for (V = N1; V cond N2; V += STEP) [...]
47 or for non-rectangular loops:
48 for (V = M1 * W + N1; V cond M2 * W + N2; V += STEP;
49 where W is V of the OUTER-th loop (e.g. for OUTER 1 it is the
50 the index of the immediately surrounding loop).
51 NON_RECT_REFERENCED is true for loops referenced by loops
52 with non-NULL M1 or M2. */
54 struct omp_for_data_loop
56 tree v, n1, n2, step, m1, m2;
57 enum tree_code cond_code;
58 int outer;
59 bool non_rect_referenced;
62 /* A structure describing the main elements of a parallel loop. */
64 struct omp_for_data
66 struct omp_for_data_loop loop;
67 tree chunk_size;
68 gomp_for *for_stmt;
69 tree pre, iter_type;
70 tree tiling; /* Tiling values (if non null). */
71 int collapse; /* Collapsed loops, 1 for a non-collapsed loop. */
72 int ordered;
73 int first_nonrect, last_nonrect;
74 bool have_nowait, have_ordered, simd_schedule, have_reductemp;
75 bool have_pointer_condtemp, have_scantemp, have_nonctrl_scantemp;
76 bool non_rect;
77 int lastprivate_conditional;
78 unsigned char sched_modifiers;
79 enum omp_clause_schedule_kind sched_kind;
80 struct omp_for_data_loop *loops;
83 #define OACC_FN_ATTRIB "oacc function"
85 extern tree omp_find_clause (tree clauses, enum omp_clause_code kind);
86 extern bool omp_is_allocatable_or_ptr (tree decl);
87 extern tree omp_check_optional_argument (tree decl, bool for_present_check);
88 extern bool omp_is_reference (tree decl);
89 extern void omp_adjust_for_condition (location_t loc, enum tree_code *cond_code,
90 tree *n2, tree v, tree step);
91 extern tree omp_get_for_step_from_incr (location_t loc, tree incr);
92 extern void omp_extract_for_data (gomp_for *for_stmt, struct omp_for_data *fd,
93 struct omp_for_data_loop *loops);
94 extern gimple *omp_build_barrier (tree lhs);
95 extern tree find_combined_omp_for (tree *, int *, void *);
96 extern poly_uint64 omp_max_vf (void);
97 extern int omp_max_simt_vf (void);
98 extern int omp_constructor_traits_to_codes (tree, enum tree_code *);
99 extern int omp_context_selector_matches (tree);
100 extern int omp_context_selector_set_compare (const char *, tree, tree);
101 extern tree omp_get_context_selector (tree, const char *, const char *);
102 extern tree omp_resolve_declare_variant (tree);
103 extern tree oacc_launch_pack (unsigned code, tree device, unsigned op);
104 extern tree oacc_replace_fn_attrib_attr (tree attribs, tree dims);
105 extern void oacc_replace_fn_attrib (tree fn, tree dims);
106 extern void oacc_set_fn_attrib (tree fn, tree clauses, vec<tree> *args);
107 extern int oacc_verify_routine_clauses (tree, tree *, location_t,
108 const char *);
109 extern tree oacc_build_routine_dims (tree clauses);
110 extern tree oacc_get_fn_attrib (tree fn);
111 extern bool offloading_function_p (tree fn);
112 extern int oacc_get_fn_dim_size (tree fn, int axis);
113 extern int oacc_get_ifn_dim_arg (const gimple *stmt);
115 enum omp_requires {
116 OMP_REQUIRES_ATOMIC_DEFAULT_MEM_ORDER = 0xf,
117 OMP_REQUIRES_UNIFIED_ADDRESS = 0x10,
118 OMP_REQUIRES_UNIFIED_SHARED_MEMORY = 0x20,
119 OMP_REQUIRES_DYNAMIC_ALLOCATORS = 0x40,
120 OMP_REQUIRES_REVERSE_OFFLOAD = 0x80,
121 OMP_REQUIRES_ATOMIC_DEFAULT_MEM_ORDER_USED = 0x100,
122 OMP_REQUIRES_TARGET_USED = 0x200
125 extern GTY(()) enum omp_requires omp_requires_mask;
127 #endif /* GCC_OMP_GENERAL_H */