1 /* Gimple IR definitions.
3 Copyright 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
4 Contributed by Aldy Hernandez <aldyh@redhat.com>
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
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
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/>. */
25 #include "pointer-set.h"
30 #include "basic-block.h"
31 #include "tree-ssa-operands.h"
32 #include "tree-ssa-alias.h"
33 #include "internal-fn.h"
35 typedef gimple gimple_seq_node
;
37 /* For each block, the PHI nodes that need to be rewritten are stored into
39 typedef VEC(gimple
, heap
) *gimple_vec
;
40 DEF_VEC_P (gimple_vec
);
41 DEF_VEC_ALLOC_P (gimple_vec
, heap
);
44 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
47 LAST_AND_UNUSED_GIMPLE_CODE
50 extern const char *const gimple_code_name
[];
51 extern const unsigned char gimple_rhs_class_table
[];
53 /* Error out if a gimple tuple is addressed incorrectly. */
54 #if defined ENABLE_GIMPLE_CHECKING
55 #define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
56 extern void gimple_check_failed (const_gimple
, const char *, int, \
57 const char *, enum gimple_code
, \
58 enum tree_code
) ATTRIBUTE_NORETURN
;
60 #define GIMPLE_CHECK(GS, CODE) \
62 const_gimple __gs = (GS); \
63 if (gimple_code (__gs) != (CODE)) \
64 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
65 (CODE), ERROR_MARK); \
67 #else /* not ENABLE_GIMPLE_CHECKING */
68 #define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
69 #define GIMPLE_CHECK(GS, CODE) (void)0
72 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
73 get_gimple_rhs_class. */
76 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
77 GIMPLE_TERNARY_RHS
, /* The expression is a ternary operation. */
78 GIMPLE_BINARY_RHS
, /* The expression is a binary operation. */
79 GIMPLE_UNARY_RHS
, /* The expression is a unary operation. */
80 GIMPLE_SINGLE_RHS
/* The expression is a single object (an SSA
81 name, a _DECL, a _REF, etc. */
84 /* Specific flags for individual GIMPLE statements. These flags are
85 always stored in gimple_statement_base.subcode and they may only be
86 defined for statement codes that do not use sub-codes.
88 Values for the masks can overlap as long as the overlapping values
89 are never used in the same statement class.
91 The maximum mask value that can be defined is 1 << 15 (i.e., each
92 statement code can hold up to 16 bitflags).
94 Keep this list sorted. */
96 GF_ASM_INPUT
= 1 << 0,
97 GF_ASM_VOLATILE
= 1 << 1,
98 GF_CALL_FROM_THUNK
= 1 << 0,
99 GF_CALL_RETURN_SLOT_OPT
= 1 << 1,
100 GF_CALL_TAILCALL
= 1 << 2,
101 GF_CALL_VA_ARG_PACK
= 1 << 3,
102 GF_CALL_NOTHROW
= 1 << 4,
103 GF_CALL_ALLOCA_FOR_VAR
= 1 << 5,
104 GF_CALL_INTERNAL
= 1 << 6,
105 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
107 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
108 a thread synchronization via some sort of barrier. The exact barrier
109 that would otherwise be emitted is dependent on the OMP statement with
110 which this return is associated. */
111 GF_OMP_RETURN_NOWAIT
= 1 << 0,
113 GF_OMP_SECTION_LAST
= 1 << 0,
114 GF_OMP_ATOMIC_NEED_VALUE
= 1 << 0,
115 GF_PREDICT_TAKEN
= 1 << 15
118 /* Currently, there are only two types of gimple debug stmt. Others are
119 envisioned, for example, to enable the generation of is_stmt notes
120 in line number information, to mark sequence points, etc. This
121 subcode is to be used to tell them apart. */
122 enum gimple_debug_subcode
{
123 GIMPLE_DEBUG_BIND
= 0,
124 GIMPLE_DEBUG_SOURCE_BIND
= 1
127 /* Masks for selecting a pass local flag (PLF) to work on. These
128 masks are used by gimple_set_plf and gimple_plf. */
134 /* Iterator object for GIMPLE statement sequences. */
138 /* Sequence node holding the current statement. */
141 /* Sequence and basic block holding the statement. These fields
142 are necessary to handle edge cases such as when statement is
143 added to an empty basic block or when the last statement of a
144 block/sequence is removed. */
147 } gimple_stmt_iterator
;
150 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
151 are for 64 bit hosts. */
153 struct GTY(()) gimple_statement_base
{
155 Main identifying code for a tuple. */
156 ENUM_BITFIELD(gimple_code
) code
: 8;
158 /* Nonzero if a warning should not be emitted on this tuple. */
159 unsigned int no_warning
: 1;
161 /* Nonzero if this tuple has been visited. Passes are responsible
162 for clearing this bit before using it. */
163 unsigned int visited
: 1;
165 /* Nonzero if this tuple represents a non-temporal move. */
166 unsigned int nontemporal_move
: 1;
168 /* Pass local flags. These flags are free for any pass to use as
169 they see fit. Passes should not assume that these flags contain
170 any useful value when the pass starts. Any initial state that
171 the pass requires should be set on entry to the pass. See
172 gimple_set_plf and gimple_plf for usage. */
173 unsigned int plf
: 2;
175 /* Nonzero if this statement has been modified and needs to have its
176 operands rescanned. */
177 unsigned modified
: 1;
179 /* Nonzero if this statement contains volatile operands. */
180 unsigned has_volatile_ops
: 1;
182 /* The SUBCODE field can be used for tuple-specific flags for tuples
183 that do not require subcodes. Note that SUBCODE should be at
184 least as wide as tree codes, as several tuples store tree codes
186 unsigned int subcode
: 16;
188 /* UID of this statement. This is used by passes that want to
189 assign IDs to statements. It must be assigned and used by each
190 pass. By default it should be assumed to contain garbage. */
194 Locus information for debug info. */
197 /* Number of operands in this tuple. */
201 Basic block holding this statement. */
202 struct basic_block_def
*bb
;
205 Linked lists of gimple statements. The next pointers form
206 a NULL terminated list, the prev pointers are a cyclic list.
207 A gimple statement is hence also a double-ended list of
208 statements, with the pointer itself being the first element,
209 and the prev pointer being the last. */
211 gimple
GTY((skip
)) prev
;
214 Lexical block holding this statement. */
219 /* Base structure for tuples with operands. */
221 struct GTY(()) gimple_statement_with_ops_base
224 struct gimple_statement_base gsbase
;
227 SSA operand vectors. NOTE: It should be possible to
228 amalgamate these vectors with the operand vector OP. However,
229 the SSA operand vectors are organized differently and contain
230 more information (like immediate use chaining). */
231 struct def_optype_d
GTY((skip (""))) *def_ops
;
232 struct use_optype_d
GTY((skip (""))) *use_ops
;
236 /* Statements that take register operands. */
238 struct GTY(()) gimple_statement_with_ops
241 struct gimple_statement_with_ops_base opbase
;
244 Operand vector. NOTE! This must always be the last field
245 of this structure. In particular, this means that this
246 structure cannot be embedded inside another one. */
247 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
251 /* Base for statements that take both memory and register operands. */
253 struct GTY(()) gimple_statement_with_memory_ops_base
256 struct gimple_statement_with_ops_base opbase
;
259 Virtual operands for this statement. The GC will pick them
260 up via the ssa_names array. */
261 tree
GTY((skip (""))) vdef
;
262 tree
GTY((skip (""))) vuse
;
266 /* Statements that take both memory and register operands. */
268 struct GTY(()) gimple_statement_with_memory_ops
271 struct gimple_statement_with_memory_ops_base membase
;
274 Operand vector. NOTE! This must always be the last field
275 of this structure. In particular, this means that this
276 structure cannot be embedded inside another one. */
277 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
281 /* Call statements that take both memory and register operands. */
283 struct GTY(()) gimple_statement_call
286 struct gimple_statement_with_memory_ops_base membase
;
289 struct pt_solution call_used
;
290 struct pt_solution call_clobbered
;
293 union GTY ((desc ("%1.membase.opbase.gsbase.subcode & GF_CALL_INTERNAL"))) {
294 tree
GTY ((tag ("0"))) fntype
;
295 enum internal_fn
GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn
;
299 Operand vector. NOTE! This must always be the last field
300 of this structure. In particular, this means that this
301 structure cannot be embedded inside another one. */
302 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
306 /* OpenMP statements (#pragma omp). */
308 struct GTY(()) gimple_statement_omp
{
310 struct gimple_statement_base gsbase
;
319 struct GTY(()) gimple_statement_bind
{
321 struct gimple_statement_base gsbase
;
324 Variables declared in this scope. */
328 This is different than the BLOCK field in gimple_statement_base,
329 which is analogous to TREE_BLOCK (i.e., the lexical block holding
330 this statement). This field is the equivalent of BIND_EXPR_BLOCK
331 in tree land (i.e., the lexical scope defined by this bind). See
342 struct GTY(()) gimple_statement_catch
{
344 struct gimple_statement_base gsbase
;
354 /* GIMPLE_EH_FILTER */
356 struct GTY(()) gimple_statement_eh_filter
{
358 struct gimple_statement_base gsbase
;
371 struct GTY(()) gimple_statement_eh_else
{
373 struct gimple_statement_base gsbase
;
376 gimple_seq n_body
, e_body
;
379 /* GIMPLE_EH_MUST_NOT_THROW */
381 struct GTY(()) gimple_statement_eh_mnt
{
383 struct gimple_statement_base gsbase
;
385 /* [ WORD 7 ] Abort function decl. */
391 struct GTY(()) gimple_statement_phi
{
393 struct gimple_statement_base gsbase
;
403 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
407 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
409 struct GTY(()) gimple_statement_eh_ctrl
412 struct gimple_statement_base gsbase
;
415 Exception region number. */
422 struct GTY(()) gimple_statement_try
{
424 struct gimple_statement_base gsbase
;
427 Expression to evaluate. */
431 Cleanup expression. */
435 /* Kind of GIMPLE_TRY statements. */
436 enum gimple_try_flags
439 GIMPLE_TRY_CATCH
= 1 << 0,
442 GIMPLE_TRY_FINALLY
= 1 << 1,
443 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
445 /* Analogous to TRY_CATCH_IS_CLEANUP. */
446 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
449 /* GIMPLE_WITH_CLEANUP_EXPR */
451 struct GTY(()) gimple_statement_wce
{
453 struct gimple_statement_base gsbase
;
455 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
456 executed if an exception is thrown, not on normal exit of its
457 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
461 Cleanup expression. */
468 struct GTY(()) gimple_statement_asm
471 struct gimple_statement_with_memory_ops_base membase
;
474 __asm__ statement. */
478 Number of inputs, outputs, clobbers, labels. */
485 Operand vector. NOTE! This must always be the last field
486 of this structure. In particular, this means that this
487 structure cannot be embedded inside another one. */
488 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
491 /* GIMPLE_OMP_CRITICAL */
493 struct GTY(()) gimple_statement_omp_critical
{
495 struct gimple_statement_omp omp
;
498 Critical section name. */
503 struct GTY(()) gimple_omp_for_iter
{
504 /* Condition code. */
507 /* Index variable. */
522 struct GTY(()) gimple_statement_omp_for
{
524 struct gimple_statement_omp omp
;
530 Number of elements in iter array. */
534 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
537 Pre-body evaluated before the loop body begins. */
542 /* GIMPLE_OMP_PARALLEL */
544 struct GTY(()) gimple_statement_omp_parallel
{
546 struct gimple_statement_omp omp
;
553 Child function holding the body of the parallel region. */
557 Shared data argument. */
562 /* GIMPLE_OMP_TASK */
564 struct GTY(()) gimple_statement_omp_task
{
566 struct gimple_statement_omp_parallel par
;
569 Child function holding firstprivate initialization if needed. */
573 Size and alignment in bytes of the argument data block. */
579 /* GIMPLE_OMP_SECTION */
580 /* Uses struct gimple_statement_omp. */
583 /* GIMPLE_OMP_SECTIONS */
585 struct GTY(()) gimple_statement_omp_sections
{
587 struct gimple_statement_omp omp
;
593 The control variable used for deciding which of the sections to
598 /* GIMPLE_OMP_CONTINUE.
600 Note: This does not inherit from gimple_statement_omp, because we
601 do not need the body field. */
603 struct GTY(()) gimple_statement_omp_continue
{
605 struct gimple_statement_base gsbase
;
614 /* GIMPLE_OMP_SINGLE */
616 struct GTY(()) gimple_statement_omp_single
{
618 struct gimple_statement_omp omp
;
625 /* GIMPLE_OMP_ATOMIC_LOAD.
626 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
627 contains a sequence, which we don't need here. */
629 struct GTY(()) gimple_statement_omp_atomic_load
{
631 struct gimple_statement_base gsbase
;
637 /* GIMPLE_OMP_ATOMIC_STORE.
638 See note on GIMPLE_OMP_ATOMIC_LOAD. */
640 struct GTY(()) gimple_statement_omp_atomic_store
{
642 struct gimple_statement_base gsbase
;
648 /* GIMPLE_TRANSACTION. */
650 /* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
652 /* The __transaction_atomic was declared [[outer]] or it is
653 __transaction_relaxed. */
654 #define GTMA_IS_OUTER (1u << 0)
655 #define GTMA_IS_RELAXED (1u << 1)
656 #define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
658 /* The transaction is seen to not have an abort. */
659 #define GTMA_HAVE_ABORT (1u << 2)
660 /* The transaction is seen to have loads or stores. */
661 #define GTMA_HAVE_LOAD (1u << 3)
662 #define GTMA_HAVE_STORE (1u << 4)
663 /* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
664 #define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
665 /* The transaction WILL enter serial irrevocable mode.
666 An irrevocable block post-dominates the entire transaction, such
667 that all invocations of the transaction will go serial-irrevocable.
668 In such case, we don't bother instrumenting the transaction, and
669 tell the runtime that it should begin the transaction in
670 serial-irrevocable mode. */
671 #define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
673 struct GTY(()) gimple_statement_transaction
676 struct gimple_statement_with_memory_ops_base gsbase
;
685 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
686 enum gimple_statement_structure_enum
{
687 #include "gsstruct.def"
693 /* Define the overall contents of a gimple tuple. It may be any of the
694 structures declared above for various types of tuples. */
696 union GTY ((desc ("gimple_statement_structure (&%h)"),
697 chain_next ("%h.gsbase.next"), variable_size
)) gimple_statement_d
{
698 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
699 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
700 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
701 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
702 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
703 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
704 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
705 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
706 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
707 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
708 struct gimple_statement_eh_else
GTY ((tag ("GSS_EH_ELSE"))) gimple_eh_else
;
709 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
710 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
711 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
712 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
713 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
714 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
715 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
716 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
717 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
718 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
719 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
720 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
721 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
722 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
723 struct gimple_statement_transaction
GTY((tag ("GSS_TRANSACTION"))) gimple_transaction
;
728 /* Offset in bytes to the location of the operand vector.
729 Zero if there is no operand vector for this tuple structure. */
730 extern size_t const gimple_ops_offset_
[];
732 /* Map GIMPLE codes to GSS codes. */
733 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
735 /* This variable holds the currently expanded gimple statement for purposes
736 of comminucating the profile info to the builtin expanders. */
737 extern gimple currently_expanding_gimple_stmt
;
739 gimple
gimple_build_return (tree
);
741 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
742 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
744 void extract_ops_from_tree_1 (tree
, enum tree_code
*, tree
*, tree
*, tree
*);
746 gimple
gimple_build_assign_with_ops_stat (enum tree_code
, tree
, tree
,
747 tree
, tree MEM_STAT_DECL
);
748 #define gimple_build_assign_with_ops(c,o1,o2,o3) \
749 gimple_build_assign_with_ops_stat (c, o1, o2, o3, NULL_TREE MEM_STAT_INFO)
750 #define gimple_build_assign_with_ops3(c,o1,o2,o3,o4) \
751 gimple_build_assign_with_ops_stat (c, o1, o2, o3, o4 MEM_STAT_INFO)
753 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
754 #define gimple_build_debug_bind(var,val,stmt) \
755 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
756 gimple
gimple_build_debug_source_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
757 #define gimple_build_debug_source_bind(var,val,stmt) \
758 gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
760 gimple
gimple_build_call_vec (tree
, VEC(tree
, heap
) *);
761 gimple
gimple_build_call (tree
, unsigned, ...);
762 gimple
gimple_build_call_valist (tree
, unsigned, va_list);
763 gimple
gimple_build_call_internal (enum internal_fn
, unsigned, ...);
764 gimple
gimple_build_call_internal_vec (enum internal_fn
, VEC(tree
, heap
) *);
765 gimple
gimple_build_call_from_tree (tree
);
766 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
767 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
768 gimple
gimple_build_label (tree label
);
769 gimple
gimple_build_goto (tree dest
);
770 gimple
gimple_build_nop (void);
771 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
772 gimple
gimple_build_asm_vec (const char *, VEC(tree
,gc
) *, VEC(tree
,gc
) *,
773 VEC(tree
,gc
) *, VEC(tree
,gc
) *);
774 gimple
gimple_build_catch (tree
, gimple_seq
);
775 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
776 gimple
gimple_build_eh_must_not_throw (tree
);
777 gimple
gimple_build_eh_else (gimple_seq
, gimple_seq
);
778 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
779 gimple
gimple_build_wce (gimple_seq
);
780 gimple
gimple_build_resx (int);
781 gimple
gimple_build_eh_dispatch (int);
782 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
783 gimple
gimple_build_switch (unsigned, tree
, tree
, ...);
784 gimple
gimple_build_switch_vec (tree
, tree
, VEC(tree
,heap
) *);
785 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
786 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
787 gimple
gimple_build_omp_for (gimple_seq
, tree
, size_t, gimple_seq
);
788 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
789 gimple
gimple_build_omp_section (gimple_seq
);
790 gimple
gimple_build_omp_continue (tree
, tree
);
791 gimple
gimple_build_omp_master (gimple_seq
);
792 gimple
gimple_build_omp_return (bool);
793 gimple
gimple_build_omp_ordered (gimple_seq
);
794 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
795 gimple
gimple_build_omp_sections_switch (void);
796 gimple
gimple_build_omp_single (gimple_seq
, tree
);
797 gimple
gimple_build_cdt (tree
, tree
);
798 gimple
gimple_build_omp_atomic_load (tree
, tree
);
799 gimple
gimple_build_omp_atomic_store (tree
);
800 gimple
gimple_build_transaction (gimple_seq
, tree
);
801 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
802 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
803 void sort_case_labels (VEC(tree
,heap
) *);
804 void preprocess_case_label_vec_for_gimple (VEC(tree
,heap
) *, tree
, tree
*);
805 void gimple_set_body (tree
, gimple_seq
);
806 gimple_seq
gimple_body (tree
);
807 bool gimple_has_body_p (tree
);
808 gimple_seq
gimple_seq_alloc (void);
809 void gimple_seq_free (gimple_seq
);
810 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
811 gimple_seq
gimple_seq_copy (gimple_seq
);
812 bool gimple_call_same_target_p (const_gimple
, const_gimple
);
813 int gimple_call_flags (const_gimple
);
814 int gimple_call_return_flags (const_gimple
);
815 int gimple_call_arg_flags (const_gimple
, unsigned);
816 void gimple_call_reset_alias_info (gimple
);
817 bool gimple_assign_copy_p (gimple
);
818 bool gimple_assign_ssa_name_copy_p (gimple
);
819 bool gimple_assign_unary_nop_p (gimple
);
820 void gimple_set_bb (gimple
, struct basic_block_def
*);
821 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
822 void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator
*, enum tree_code
,
824 tree
gimple_get_lhs (const_gimple
);
825 void gimple_set_lhs (gimple
, tree
);
826 void gimple_replace_lhs (gimple
, tree
);
827 gimple
gimple_copy (gimple
);
828 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
829 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
830 void gimple_cond_set_condition_from_tree (gimple
, tree
);
831 bool gimple_has_side_effects (const_gimple
);
832 bool gimple_could_trap_p (gimple
);
833 bool gimple_could_trap_p_1 (gimple
, bool, bool);
834 bool gimple_assign_rhs_could_trap_p (gimple
);
835 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
836 bool empty_body_p (gimple_seq
);
837 unsigned get_gimple_rhs_num_ops (enum tree_code
);
838 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
839 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
840 const char *gimple_decl_printable_name (tree
, int);
841 tree
gimple_get_virt_method_for_binfo (HOST_WIDE_INT
, tree
);
842 tree
gimple_extract_devirt_binfo_from_cst (tree
);
844 /* Returns true iff T is a scalar register variable. */
845 extern bool is_gimple_reg (tree
);
846 /* Returns true iff T is any sort of variable. */
847 extern bool is_gimple_variable (tree
);
848 /* Returns true iff T is any sort of symbol. */
849 extern bool is_gimple_id (tree
);
850 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
851 extern bool is_gimple_min_lval (tree
);
852 /* Returns true iff T is something whose address can be taken. */
853 extern bool is_gimple_addressable (tree
);
854 /* Returns true iff T is any valid GIMPLE lvalue. */
855 extern bool is_gimple_lvalue (tree
);
857 /* Returns true iff T is a GIMPLE address. */
858 bool is_gimple_address (const_tree
);
859 /* Returns true iff T is a GIMPLE invariant address. */
860 bool is_gimple_invariant_address (const_tree
);
861 /* Returns true iff T is a GIMPLE invariant address at interprocedural
863 bool is_gimple_ip_invariant_address (const_tree
);
864 /* Returns true iff T is a valid GIMPLE constant. */
865 bool is_gimple_constant (const_tree
);
866 /* Returns true iff T is a GIMPLE restricted function invariant. */
867 extern bool is_gimple_min_invariant (const_tree
);
868 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
869 extern bool is_gimple_ip_invariant (const_tree
);
870 /* Returns true iff T is a GIMPLE rvalue. */
871 extern bool is_gimple_val (tree
);
872 /* Returns true iff T is a GIMPLE asm statement input. */
873 extern bool is_gimple_asm_val (tree
);
874 /* Returns true iff T is a valid address operand of a MEM_REF. */
875 bool is_gimple_mem_ref_addr (tree
);
877 /* Returns true iff T is a valid if-statement condition. */
878 extern bool is_gimple_condexpr (tree
);
880 /* Returns true iff T is a valid call address expression. */
881 extern bool is_gimple_call_addr (tree
);
883 extern void recalculate_side_effects (tree
);
884 extern bool gimple_compare_field_offset (tree
, tree
);
885 extern tree
gimple_register_type (tree
);
886 extern tree
gimple_register_canonical_type (tree
);
887 extern void print_gimple_types_stats (void);
888 extern void free_gimple_type_tables (void);
889 extern tree
gimple_unsigned_type (tree
);
890 extern tree
gimple_signed_type (tree
);
891 extern alias_set_type
gimple_get_alias_set (tree
);
892 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
894 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
895 bool (*)(gimple
, tree
, void *),
896 bool (*)(gimple
, tree
, void *),
897 bool (*)(gimple
, tree
, void *));
898 extern bool walk_stmt_load_store_ops (gimple
, void *,
899 bool (*)(gimple
, tree
, void *),
900 bool (*)(gimple
, tree
, void *));
901 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
902 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
903 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
906 extern tree
create_tmp_var_raw (tree
, const char *);
907 extern tree
create_tmp_var_name (const char *);
908 extern tree
create_tmp_var (tree
, const char *);
909 extern tree
create_tmp_reg (tree
, const char *);
910 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
911 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
912 extern void declare_vars (tree
, gimple
, bool);
913 extern void annotate_all_with_location (gimple_seq
, location_t
);
915 /* Validation of GIMPLE expressions. Note that these predicates only check
916 the basic form of the expression, they don't recurse to make sure that
917 underlying nodes are also of the right form. */
918 typedef bool (*gimple_predicate
)(tree
);
921 /* FIXME we should deduce this from the predicate. */
923 fb_none
= 0, /* Do not generate a temporary. */
925 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
926 gimplified expression. */
928 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
929 gimplified expression. */
931 fb_mayfail
= 4, /* Gimplification may fail. Error issued
933 fb_either
= fb_rvalue
| fb_lvalue
936 typedef int fallback_t
;
938 enum gimplify_status
{
939 GS_ERROR
= -2, /* Something Bad Seen. */
940 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
941 GS_OK
= 0, /* We did something, maybe more to do. */
942 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
947 struct gimplify_ctx
*prev_context
;
949 VEC(gimple
,heap
) *bind_expr_stack
;
951 gimple_seq conditional_cleanups
;
955 VEC(tree
,heap
) *case_labels
;
956 /* The formal temporary table. Should this be persistent? */
962 bool allow_rhs_cond_expr
;
963 bool in_cleanup_point_expr
;
966 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
967 bool (*) (tree
), fallback_t
);
968 extern void gimplify_type_sizes (tree
, gimple_seq
*);
969 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
970 extern bool gimplify_stmt (tree
*, gimple_seq
*);
971 extern gimple
gimplify_body (tree
, bool);
972 extern void push_gimplify_context (struct gimplify_ctx
*);
973 extern void pop_gimplify_context (gimple
);
974 extern void gimplify_and_add (tree
, gimple_seq
*);
976 /* Miscellaneous helpers. */
977 extern void gimple_add_tmp_var (tree
);
978 extern gimple
gimple_current_bind_expr (void);
979 extern VEC(gimple
, heap
) *gimple_bind_expr_stack (void);
980 extern tree
voidify_wrapper_expr (tree
, tree
);
981 extern tree
build_and_jump (tree
*);
982 extern tree
force_labels_r (tree
*, int *, void *);
983 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
985 struct gimplify_omp_ctx
;
986 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
987 extern tree
gimple_boolify (tree
);
988 extern gimple_predicate
rhs_predicate_for (tree
);
989 extern tree
canonicalize_cond_expr_cond (tree
);
992 extern tree
omp_reduction_init (tree
, tree
);
994 /* In trans-mem.c. */
995 extern void diagnose_tm_safe_errors (tree
);
996 extern void compute_transaction_bits (void);
998 /* In tree-nested.c. */
999 extern void lower_nested_functions (tree
);
1000 extern void insert_field_into_struct (tree
, tree
);
1002 /* In gimplify.c. */
1003 extern void gimplify_function_tree (tree
);
1005 /* In cfgexpand.c. */
1006 extern tree
gimple_assign_rhs_to_tree (gimple
);
1009 extern bool validate_gimple_arglist (const_gimple
, ...);
1012 extern bool tree_ssa_useless_type_conversion (tree
);
1013 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1014 extern bool useless_type_conversion_p (tree
, tree
);
1015 extern bool types_compatible_p (tree
, tree
);
1017 /* Return the first node in GIMPLE sequence S. */
1019 static inline gimple_seq_node
1020 gimple_seq_first (gimple_seq s
)
1026 /* Return the first statement in GIMPLE sequence S. */
1028 static inline gimple
1029 gimple_seq_first_stmt (gimple_seq s
)
1031 gimple_seq_node n
= gimple_seq_first (s
);
1036 /* Return the last node in GIMPLE sequence S. */
1038 static inline gimple_seq_node
1039 gimple_seq_last (gimple_seq s
)
1041 return s
? s
->gsbase
.prev
: NULL
;
1045 /* Return the last statement in GIMPLE sequence S. */
1047 static inline gimple
1048 gimple_seq_last_stmt (gimple_seq s
)
1050 gimple_seq_node n
= gimple_seq_last (s
);
1055 /* Set the last node in GIMPLE sequence *PS to LAST. */
1058 gimple_seq_set_last (gimple_seq
*ps
, gimple_seq_node last
)
1060 (*ps
)->gsbase
.prev
= last
;
1064 /* Set the first node in GIMPLE sequence *PS to FIRST. */
1067 gimple_seq_set_first (gimple_seq
*ps
, gimple_seq_node first
)
1073 /* Return true if GIMPLE sequence S is empty. */
1076 gimple_seq_empty_p (gimple_seq s
)
1082 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
1084 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
1085 *SEQ_P is NULL, a new sequence is allocated. This function is
1086 similar to gimple_seq_add_stmt, but does not scan the operands.
1087 During gimplification, we need to manipulate statement sequences
1088 before the def/use vectors have been constructed. */
1089 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
1091 /* Allocate a new sequence and initialize its first element with STMT. */
1093 static inline gimple_seq
1094 gimple_seq_alloc_with_stmt (gimple stmt
)
1096 gimple_seq seq
= NULL
;
1097 gimple_seq_add_stmt (&seq
, stmt
);
1102 /* Returns the sequence of statements in BB. */
1104 static inline gimple_seq
1105 bb_seq (const_basic_block bb
)
1107 return (!(bb
->flags
& BB_RTL
)) ? bb
->il
.gimple
.seq
: NULL
;
1110 static inline gimple_seq
*
1111 bb_seq_addr (basic_block bb
)
1113 return (!(bb
->flags
& BB_RTL
)) ? &bb
->il
.gimple
.seq
: NULL
;
1116 /* Sets the sequence of statements in BB to SEQ. */
1119 set_bb_seq (basic_block bb
, gimple_seq seq
)
1121 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
1122 bb
->il
.gimple
.seq
= seq
;
1126 /* Return the code for GIMPLE statement G. */
1128 static inline enum gimple_code
1129 gimple_code (const_gimple g
)
1131 return g
->gsbase
.code
;
1135 /* Return the GSS code used by a GIMPLE code. */
1137 static inline enum gimple_statement_structure_enum
1138 gss_for_code (enum gimple_code code
)
1140 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1141 return gss_for_code_
[code
];
1145 /* Return which GSS code is used by GS. */
1147 static inline enum gimple_statement_structure_enum
1148 gimple_statement_structure (gimple gs
)
1150 return gss_for_code (gimple_code (gs
));
1154 /* Return true if statement G has sub-statements. This is only true for
1155 High GIMPLE statements. */
1158 gimple_has_substatements (gimple g
)
1160 switch (gimple_code (g
))
1164 case GIMPLE_EH_FILTER
:
1165 case GIMPLE_EH_ELSE
:
1167 case GIMPLE_OMP_FOR
:
1168 case GIMPLE_OMP_MASTER
:
1169 case GIMPLE_OMP_ORDERED
:
1170 case GIMPLE_OMP_SECTION
:
1171 case GIMPLE_OMP_PARALLEL
:
1172 case GIMPLE_OMP_TASK
:
1173 case GIMPLE_OMP_SECTIONS
:
1174 case GIMPLE_OMP_SINGLE
:
1175 case GIMPLE_OMP_CRITICAL
:
1176 case GIMPLE_WITH_CLEANUP_EXPR
:
1177 case GIMPLE_TRANSACTION
:
1186 /* Return the basic block holding statement G. */
1188 static inline struct basic_block_def
*
1189 gimple_bb (const_gimple g
)
1191 return g
->gsbase
.bb
;
1195 /* Return the lexical scope block holding statement G. */
1198 gimple_block (const_gimple g
)
1200 return g
->gsbase
.block
;
1204 /* Set BLOCK to be the lexical scope block holding statement G. */
1207 gimple_set_block (gimple g
, tree block
)
1209 g
->gsbase
.block
= block
;
1213 /* Return location information for statement G. */
1215 static inline location_t
1216 gimple_location (const_gimple g
)
1218 return g
->gsbase
.location
;
1221 /* Return pointer to location information for statement G. */
1223 static inline const location_t
*
1224 gimple_location_ptr (const_gimple g
)
1226 return &g
->gsbase
.location
;
1230 /* Set location information for statement G. */
1233 gimple_set_location (gimple g
, location_t location
)
1235 g
->gsbase
.location
= location
;
1239 /* Return true if G contains location information. */
1242 gimple_has_location (const_gimple g
)
1244 return gimple_location (g
) != UNKNOWN_LOCATION
;
1248 /* Return the file name of the location of STMT. */
1250 static inline const char *
1251 gimple_filename (const_gimple stmt
)
1253 return LOCATION_FILE (gimple_location (stmt
));
1257 /* Return the line number of the location of STMT. */
1260 gimple_lineno (const_gimple stmt
)
1262 return LOCATION_LINE (gimple_location (stmt
));
1266 /* Determine whether SEQ is a singleton. */
1269 gimple_seq_singleton_p (gimple_seq seq
)
1271 return ((gimple_seq_first (seq
) != NULL
)
1272 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1275 /* Return true if no warnings should be emitted for statement STMT. */
1278 gimple_no_warning_p (const_gimple stmt
)
1280 return stmt
->gsbase
.no_warning
;
1283 /* Set the no_warning flag of STMT to NO_WARNING. */
1286 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1288 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1291 /* Set the visited status on statement STMT to VISITED_P. */
1294 gimple_set_visited (gimple stmt
, bool visited_p
)
1296 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1300 /* Return the visited status for statement STMT. */
1303 gimple_visited_p (gimple stmt
)
1305 return stmt
->gsbase
.visited
;
1309 /* Set pass local flag PLF on statement STMT to VAL_P. */
1312 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1315 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1317 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1321 /* Return the value of pass local flag PLF on statement STMT. */
1323 static inline unsigned int
1324 gimple_plf (gimple stmt
, enum plf_mask plf
)
1326 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1330 /* Set the UID of statement. */
1333 gimple_set_uid (gimple g
, unsigned uid
)
1335 g
->gsbase
.uid
= uid
;
1339 /* Return the UID of statement. */
1341 static inline unsigned
1342 gimple_uid (const_gimple g
)
1344 return g
->gsbase
.uid
;
1348 /* Make statement G a singleton sequence. */
1351 gimple_init_singleton (gimple g
)
1353 g
->gsbase
.next
= NULL
;
1358 /* Return true if GIMPLE statement G has register or memory operands. */
1361 gimple_has_ops (const_gimple g
)
1363 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1367 /* Return true if GIMPLE statement G has memory operands. */
1370 gimple_has_mem_ops (const_gimple g
)
1372 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1376 /* Return the set of DEF operands for statement G. */
1378 static inline struct def_optype_d
*
1379 gimple_def_ops (const_gimple g
)
1381 if (!gimple_has_ops (g
))
1383 return g
->gsops
.opbase
.def_ops
;
1387 /* Set DEF to be the set of DEF operands for statement G. */
1390 gimple_set_def_ops (gimple g
, struct def_optype_d
*def
)
1392 gcc_gimple_checking_assert (gimple_has_ops (g
));
1393 g
->gsops
.opbase
.def_ops
= def
;
1397 /* Return the set of USE operands for statement G. */
1399 static inline struct use_optype_d
*
1400 gimple_use_ops (const_gimple g
)
1402 if (!gimple_has_ops (g
))
1404 return g
->gsops
.opbase
.use_ops
;
1408 /* Set USE to be the set of USE operands for statement G. */
1411 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1413 gcc_gimple_checking_assert (gimple_has_ops (g
));
1414 g
->gsops
.opbase
.use_ops
= use
;
1418 /* Return the set of VUSE operand for statement G. */
1420 static inline use_operand_p
1421 gimple_vuse_op (const_gimple g
)
1423 struct use_optype_d
*ops
;
1424 if (!gimple_has_mem_ops (g
))
1425 return NULL_USE_OPERAND_P
;
1426 ops
= g
->gsops
.opbase
.use_ops
;
1428 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1429 return USE_OP_PTR (ops
);
1430 return NULL_USE_OPERAND_P
;
1433 /* Return the set of VDEF operand for statement G. */
1435 static inline def_operand_p
1436 gimple_vdef_op (const_gimple g
)
1438 struct def_optype_d
*ops
;
1439 if (!gimple_has_mem_ops (g
))
1440 return NULL_DEF_OPERAND_P
;
1441 ops
= g
->gsops
.opbase
.def_ops
;
1443 && DEF_OP_PTR (ops
) == &g
->gsmembase
.vdef
)
1444 return DEF_OP_PTR (ops
);
1445 return NULL_DEF_OPERAND_P
;
1449 /* Return the single VUSE operand of the statement G. */
1452 gimple_vuse (const_gimple g
)
1454 if (!gimple_has_mem_ops (g
))
1456 return g
->gsmembase
.vuse
;
1459 /* Return the single VDEF operand of the statement G. */
1462 gimple_vdef (const_gimple g
)
1464 if (!gimple_has_mem_ops (g
))
1466 return g
->gsmembase
.vdef
;
1469 /* Return the single VUSE operand of the statement G. */
1471 static inline tree
*
1472 gimple_vuse_ptr (gimple g
)
1474 if (!gimple_has_mem_ops (g
))
1476 return &g
->gsmembase
.vuse
;
1479 /* Return the single VDEF operand of the statement G. */
1481 static inline tree
*
1482 gimple_vdef_ptr (gimple g
)
1484 if (!gimple_has_mem_ops (g
))
1486 return &g
->gsmembase
.vdef
;
1489 /* Set the single VUSE operand of the statement G. */
1492 gimple_set_vuse (gimple g
, tree vuse
)
1494 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1495 g
->gsmembase
.vuse
= vuse
;
1498 /* Set the single VDEF operand of the statement G. */
1501 gimple_set_vdef (gimple g
, tree vdef
)
1503 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1504 g
->gsmembase
.vdef
= vdef
;
1508 /* Return true if statement G has operands and the modified field has
1512 gimple_modified_p (const_gimple g
)
1514 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1518 /* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
1519 a MODIFIED field. */
1522 gimple_set_modified (gimple s
, bool modifiedp
)
1524 if (gimple_has_ops (s
))
1525 s
->gsbase
.modified
= (unsigned) modifiedp
;
1529 /* Return the tree code for the expression computed by STMT. This is
1530 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1531 GIMPLE_CALL, return CALL_EXPR as the expression code for
1532 consistency. This is useful when the caller needs to deal with the
1533 three kinds of computation that GIMPLE supports. */
1535 static inline enum tree_code
1536 gimple_expr_code (const_gimple stmt
)
1538 enum gimple_code code
= gimple_code (stmt
);
1539 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1540 return (enum tree_code
) stmt
->gsbase
.subcode
;
1543 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1549 /* Mark statement S as modified, and update it. */
1552 update_stmt (gimple s
)
1554 if (gimple_has_ops (s
))
1556 gimple_set_modified (s
, true);
1557 update_stmt_operands (s
);
1561 /* Update statement S if it has been optimized. */
1564 update_stmt_if_modified (gimple s
)
1566 if (gimple_modified_p (s
))
1567 update_stmt_operands (s
);
1570 /* Return true if statement STMT contains volatile operands. */
1573 gimple_has_volatile_ops (const_gimple stmt
)
1575 if (gimple_has_mem_ops (stmt
))
1576 return stmt
->gsbase
.has_volatile_ops
;
1582 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1585 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1587 if (gimple_has_mem_ops (stmt
))
1588 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1591 /* Return true if STMT is in a transaction. */
1594 gimple_in_transaction (gimple stmt
)
1596 return gimple_bb (stmt
)->flags
& BB_IN_TRANSACTION
;
1599 /* Return true if statement STMT may access memory. */
1602 gimple_references_memory_p (gimple stmt
)
1604 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1608 /* Return the subcode for OMP statement S. */
1610 static inline unsigned
1611 gimple_omp_subcode (const_gimple s
)
1613 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1614 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1615 return s
->gsbase
.subcode
;
1618 /* Set the subcode for OMP statement S to SUBCODE. */
1621 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1623 /* We only have 16 bits for the subcode. Assert that we are not
1625 gcc_gimple_checking_assert (subcode
< (1 << 16));
1626 s
->gsbase
.subcode
= subcode
;
1629 /* Set the nowait flag on OMP_RETURN statement S. */
1632 gimple_omp_return_set_nowait (gimple s
)
1634 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1635 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1639 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1643 gimple_omp_return_nowait_p (const_gimple g
)
1645 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1646 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1650 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1654 gimple_omp_section_last_p (const_gimple g
)
1656 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1657 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1661 /* Set the GF_OMP_SECTION_LAST flag on G. */
1664 gimple_omp_section_set_last (gimple g
)
1666 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1667 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1671 /* Return true if OMP parallel statement G has the
1672 GF_OMP_PARALLEL_COMBINED flag set. */
1675 gimple_omp_parallel_combined_p (const_gimple g
)
1677 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1678 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1682 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1683 value of COMBINED_P. */
1686 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1688 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1690 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1692 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1696 /* Return true if OMP atomic load/store statement G has the
1697 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1700 gimple_omp_atomic_need_value_p (const_gimple g
)
1702 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1703 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1704 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1708 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1711 gimple_omp_atomic_set_need_value (gimple g
)
1713 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1714 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1715 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1719 /* Return the number of operands for statement GS. */
1721 static inline unsigned
1722 gimple_num_ops (const_gimple gs
)
1724 return gs
->gsbase
.num_ops
;
1728 /* Set the number of operands for statement GS. */
1731 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1733 gs
->gsbase
.num_ops
= num_ops
;
1737 /* Return the array of operands for statement GS. */
1739 static inline tree
*
1740 gimple_ops (gimple gs
)
1744 /* All the tuples have their operand vector at the very bottom
1745 of the structure. Note that those structures that do not
1746 have an operand vector have a zero offset. */
1747 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1748 gcc_gimple_checking_assert (off
!= 0);
1750 return (tree
*) ((char *) gs
+ off
);
1754 /* Return operand I for statement GS. */
1757 gimple_op (const_gimple gs
, unsigned i
)
1759 if (gimple_has_ops (gs
))
1761 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1762 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1768 /* Return a pointer to operand I for statement GS. */
1770 static inline tree
*
1771 gimple_op_ptr (const_gimple gs
, unsigned i
)
1773 if (gimple_has_ops (gs
))
1775 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1776 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1782 /* Set operand I of statement GS to OP. */
1785 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1787 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1789 /* Note. It may be tempting to assert that OP matches
1790 is_gimple_operand, but that would be wrong. Different tuples
1791 accept slightly different sets of tree operands. Each caller
1792 should perform its own validation. */
1793 gimple_ops (gs
)[i
] = op
;
1796 /* Return true if GS is a GIMPLE_ASSIGN. */
1799 is_gimple_assign (const_gimple gs
)
1801 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1804 /* Determine if expression CODE is one of the valid expressions that can
1805 be used on the RHS of GIMPLE assignments. */
1807 static inline enum gimple_rhs_class
1808 get_gimple_rhs_class (enum tree_code code
)
1810 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1813 /* Return the LHS of assignment statement GS. */
1816 gimple_assign_lhs (const_gimple gs
)
1818 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1819 return gimple_op (gs
, 0);
1823 /* Return a pointer to the LHS of assignment statement GS. */
1825 static inline tree
*
1826 gimple_assign_lhs_ptr (const_gimple gs
)
1828 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1829 return gimple_op_ptr (gs
, 0);
1833 /* Set LHS to be the LHS operand of assignment statement GS. */
1836 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1838 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1839 gimple_set_op (gs
, 0, lhs
);
1841 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1842 SSA_NAME_DEF_STMT (lhs
) = gs
;
1846 /* Return the first operand on the RHS of assignment statement GS. */
1849 gimple_assign_rhs1 (const_gimple gs
)
1851 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1852 return gimple_op (gs
, 1);
1856 /* Return a pointer to the first operand on the RHS of assignment
1859 static inline tree
*
1860 gimple_assign_rhs1_ptr (const_gimple gs
)
1862 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1863 return gimple_op_ptr (gs
, 1);
1866 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1869 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1871 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1873 gimple_set_op (gs
, 1, rhs
);
1877 /* Return the second operand on the RHS of assignment statement GS.
1878 If GS does not have two operands, NULL is returned instead. */
1881 gimple_assign_rhs2 (const_gimple gs
)
1883 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1885 if (gimple_num_ops (gs
) >= 3)
1886 return gimple_op (gs
, 2);
1892 /* Return a pointer to the second operand on the RHS of assignment
1895 static inline tree
*
1896 gimple_assign_rhs2_ptr (const_gimple gs
)
1898 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1899 return gimple_op_ptr (gs
, 2);
1903 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1906 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1908 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1910 gimple_set_op (gs
, 2, rhs
);
1913 /* Return the third operand on the RHS of assignment statement GS.
1914 If GS does not have two operands, NULL is returned instead. */
1917 gimple_assign_rhs3 (const_gimple gs
)
1919 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1921 if (gimple_num_ops (gs
) >= 4)
1922 return gimple_op (gs
, 3);
1927 /* Return a pointer to the third operand on the RHS of assignment
1930 static inline tree
*
1931 gimple_assign_rhs3_ptr (const_gimple gs
)
1933 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1934 return gimple_op_ptr (gs
, 3);
1938 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
1941 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
1943 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1945 gimple_set_op (gs
, 3, rhs
);
1948 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
1949 to see only a maximum of two operands. */
1952 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
1955 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
1958 /* A wrapper around extract_ops_from_tree_1, for callers which expect
1959 to see only a maximum of two operands. */
1962 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
1966 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
1967 gcc_assert (op2
== NULL_TREE
);
1970 /* Returns true if GS is a nontemporal move. */
1973 gimple_assign_nontemporal_move_p (const_gimple gs
)
1975 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1976 return gs
->gsbase
.nontemporal_move
;
1979 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
1982 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
1984 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1985 gs
->gsbase
.nontemporal_move
= nontemporal
;
1989 /* Return the code of the expression computed on the rhs of assignment
1990 statement GS. In case that the RHS is a single object, returns the
1991 tree code of the object. */
1993 static inline enum tree_code
1994 gimple_assign_rhs_code (const_gimple gs
)
1996 enum tree_code code
;
1997 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1999 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2000 /* While we initially set subcode to the TREE_CODE of the rhs for
2001 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2002 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2003 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2004 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2010 /* Set CODE to be the code for the expression computed on the RHS of
2014 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2016 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2017 s
->gsbase
.subcode
= code
;
2021 /* Return the gimple rhs class of the code of the expression computed on
2022 the rhs of assignment statement GS.
2023 This will never return GIMPLE_INVALID_RHS. */
2025 static inline enum gimple_rhs_class
2026 gimple_assign_rhs_class (const_gimple gs
)
2028 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2031 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2032 there is no operator associated with the assignment itself.
2033 Unlike gimple_assign_copy_p, this predicate returns true for
2034 any RHS operand, including those that perform an operation
2035 and do not have the semantics of a copy, such as COND_EXPR. */
2038 gimple_assign_single_p (gimple gs
)
2040 return (is_gimple_assign (gs
)
2041 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2045 /* Return true if S is a type-cast assignment. */
2048 gimple_assign_cast_p (gimple s
)
2050 if (is_gimple_assign (s
))
2052 enum tree_code sc
= gimple_assign_rhs_code (s
);
2053 return CONVERT_EXPR_CODE_P (sc
)
2054 || sc
== VIEW_CONVERT_EXPR
2055 || sc
== FIX_TRUNC_EXPR
;
2061 /* Return true if S is a clobber statement. */
2064 gimple_clobber_p (gimple s
)
2066 return gimple_assign_single_p (s
)
2067 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2070 /* Return true if GS is a GIMPLE_CALL. */
2073 is_gimple_call (const_gimple gs
)
2075 return gimple_code (gs
) == GIMPLE_CALL
;
2078 /* Return the LHS of call statement GS. */
2081 gimple_call_lhs (const_gimple gs
)
2083 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2084 return gimple_op (gs
, 0);
2088 /* Return a pointer to the LHS of call statement GS. */
2090 static inline tree
*
2091 gimple_call_lhs_ptr (const_gimple gs
)
2093 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2094 return gimple_op_ptr (gs
, 0);
2098 /* Set LHS to be the LHS operand of call statement GS. */
2101 gimple_call_set_lhs (gimple gs
, tree lhs
)
2103 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2104 gimple_set_op (gs
, 0, lhs
);
2105 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2106 SSA_NAME_DEF_STMT (lhs
) = gs
;
2110 /* Return true if call GS calls an internal-only function, as enumerated
2114 gimple_call_internal_p (const_gimple gs
)
2116 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2117 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2121 /* Return the target of internal call GS. */
2123 static inline enum internal_fn
2124 gimple_call_internal_fn (const_gimple gs
)
2126 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2127 return gs
->gimple_call
.u
.internal_fn
;
2131 /* Return the function type of the function called by GS. */
2134 gimple_call_fntype (const_gimple gs
)
2136 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2137 if (gimple_call_internal_p (gs
))
2139 return gs
->gimple_call
.u
.fntype
;
2142 /* Set the type of the function called by GS to FNTYPE. */
2145 gimple_call_set_fntype (gimple gs
, tree fntype
)
2147 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2148 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2149 gs
->gimple_call
.u
.fntype
= fntype
;
2153 /* Return the tree node representing the function called by call
2157 gimple_call_fn (const_gimple gs
)
2159 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2160 return gimple_op (gs
, 1);
2163 /* Return a pointer to the tree node representing the function called by call
2166 static inline tree
*
2167 gimple_call_fn_ptr (const_gimple gs
)
2169 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2170 return gimple_op_ptr (gs
, 1);
2174 /* Set FN to be the function called by call statement GS. */
2177 gimple_call_set_fn (gimple gs
, tree fn
)
2179 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2180 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2181 gimple_set_op (gs
, 1, fn
);
2185 /* Set FNDECL to be the function called by call statement GS. */
2188 gimple_call_set_fndecl (gimple gs
, tree decl
)
2190 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2191 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2192 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2196 /* Set internal function FN to be the function called by call statement GS. */
2199 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2201 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2202 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2203 gs
->gimple_call
.u
.internal_fn
= fn
;
2207 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2208 associated with the callee if known. Otherwise return NULL_TREE. */
2211 gimple_call_addr_fndecl (const_tree fn
)
2213 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2215 tree fndecl
= TREE_OPERAND (fn
, 0);
2216 if (TREE_CODE (fndecl
) == MEM_REF
2217 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2218 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2219 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2220 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2226 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2227 Otherwise return NULL. This function is analogous to
2228 get_callee_fndecl in tree land. */
2231 gimple_call_fndecl (const_gimple gs
)
2233 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2237 /* Return the type returned by call statement GS. */
2240 gimple_call_return_type (const_gimple gs
)
2242 tree type
= gimple_call_fntype (gs
);
2244 if (type
== NULL_TREE
)
2245 return TREE_TYPE (gimple_call_lhs (gs
));
2247 /* The type returned by a function is the type of its
2249 return TREE_TYPE (type
);
2253 /* Return the static chain for call statement GS. */
2256 gimple_call_chain (const_gimple gs
)
2258 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2259 return gimple_op (gs
, 2);
2263 /* Return a pointer to the static chain for call statement GS. */
2265 static inline tree
*
2266 gimple_call_chain_ptr (const_gimple gs
)
2268 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2269 return gimple_op_ptr (gs
, 2);
2272 /* Set CHAIN to be the static chain for call statement GS. */
2275 gimple_call_set_chain (gimple gs
, tree chain
)
2277 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2279 gimple_set_op (gs
, 2, chain
);
2283 /* Return the number of arguments used by call statement GS. */
2285 static inline unsigned
2286 gimple_call_num_args (const_gimple gs
)
2289 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2290 num_ops
= gimple_num_ops (gs
);
2295 /* Return the argument at position INDEX for call statement GS. */
2298 gimple_call_arg (const_gimple gs
, unsigned index
)
2300 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2301 return gimple_op (gs
, index
+ 3);
2305 /* Return a pointer to the argument at position INDEX for call
2308 static inline tree
*
2309 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2311 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2312 return gimple_op_ptr (gs
, index
+ 3);
2316 /* Set ARG to be the argument at position INDEX for call statement GS. */
2319 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2321 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2322 gimple_set_op (gs
, index
+ 3, arg
);
2326 /* If TAIL_P is true, mark call statement S as being a tail call
2327 (i.e., a call just before the exit of a function). These calls are
2328 candidate for tail call optimization. */
2331 gimple_call_set_tail (gimple s
, bool tail_p
)
2333 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2335 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2337 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2341 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2344 gimple_call_tail_p (gimple s
)
2346 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2347 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2351 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2352 slot optimization. This transformation uses the target of the call
2353 expansion as the return slot for calls that return in memory. */
2356 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2358 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2359 if (return_slot_opt_p
)
2360 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2362 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2366 /* Return true if S is marked for return slot optimization. */
2369 gimple_call_return_slot_opt_p (gimple s
)
2371 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2372 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2376 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2377 thunk to the thunked-to function. */
2380 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2382 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2384 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2386 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2390 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2393 gimple_call_from_thunk_p (gimple s
)
2395 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2396 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2400 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2401 argument pack in its argument list. */
2404 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2406 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2407 if (pass_arg_pack_p
)
2408 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2410 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2414 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2415 argument pack in its argument list. */
2418 gimple_call_va_arg_pack_p (gimple s
)
2420 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2421 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2425 /* Return true if S is a noreturn call. */
2428 gimple_call_noreturn_p (gimple s
)
2430 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2431 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2435 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2436 even if the called function can throw in other cases. */
2439 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2441 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2443 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2445 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2448 /* Return true if S is a nothrow call. */
2451 gimple_call_nothrow_p (gimple s
)
2453 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2454 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2457 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2458 is known to be emitted for VLA objects. Those are wrapped by
2459 stack_save/stack_restore calls and hence can't lead to unbounded
2460 stack growth even when they occur in loops. */
2463 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2465 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2467 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2469 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2472 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2475 gimple_call_alloca_for_var_p (gimple s
)
2477 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2478 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2481 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2484 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2486 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2487 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2488 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2492 /* Return a pointer to the points-to solution for the set of call-used
2493 variables of the call CALL. */
2495 static inline struct pt_solution
*
2496 gimple_call_use_set (gimple call
)
2498 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2499 return &call
->gimple_call
.call_used
;
2503 /* Return a pointer to the points-to solution for the set of call-used
2504 variables of the call CALL. */
2506 static inline struct pt_solution
*
2507 gimple_call_clobber_set (gimple call
)
2509 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2510 return &call
->gimple_call
.call_clobbered
;
2514 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2518 gimple_has_lhs (gimple stmt
)
2520 return (is_gimple_assign (stmt
)
2521 || (is_gimple_call (stmt
)
2522 && gimple_call_lhs (stmt
) != NULL_TREE
));
2526 /* Return the code of the predicate computed by conditional statement GS. */
2528 static inline enum tree_code
2529 gimple_cond_code (const_gimple gs
)
2531 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2532 return (enum tree_code
) gs
->gsbase
.subcode
;
2536 /* Set CODE to be the predicate code for the conditional statement GS. */
2539 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2541 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2542 gs
->gsbase
.subcode
= code
;
2546 /* Return the LHS of the predicate computed by conditional statement GS. */
2549 gimple_cond_lhs (const_gimple gs
)
2551 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2552 return gimple_op (gs
, 0);
2555 /* Return the pointer to the LHS of the predicate computed by conditional
2558 static inline tree
*
2559 gimple_cond_lhs_ptr (const_gimple gs
)
2561 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2562 return gimple_op_ptr (gs
, 0);
2565 /* Set LHS to be the LHS operand of the predicate computed by
2566 conditional statement GS. */
2569 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2571 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2572 gimple_set_op (gs
, 0, lhs
);
2576 /* Return the RHS operand of the predicate computed by conditional GS. */
2579 gimple_cond_rhs (const_gimple gs
)
2581 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2582 return gimple_op (gs
, 1);
2585 /* Return the pointer to the RHS operand of the predicate computed by
2588 static inline tree
*
2589 gimple_cond_rhs_ptr (const_gimple gs
)
2591 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2592 return gimple_op_ptr (gs
, 1);
2596 /* Set RHS to be the RHS operand of the predicate computed by
2597 conditional statement GS. */
2600 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2602 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2603 gimple_set_op (gs
, 1, rhs
);
2607 /* Return the label used by conditional statement GS when its
2608 predicate evaluates to true. */
2611 gimple_cond_true_label (const_gimple gs
)
2613 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2614 return gimple_op (gs
, 2);
2618 /* Set LABEL to be the label used by conditional statement GS when its
2619 predicate evaluates to true. */
2622 gimple_cond_set_true_label (gimple gs
, tree label
)
2624 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2625 gimple_set_op (gs
, 2, label
);
2629 /* Set LABEL to be the label used by conditional statement GS when its
2630 predicate evaluates to false. */
2633 gimple_cond_set_false_label (gimple gs
, tree label
)
2635 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2636 gimple_set_op (gs
, 3, label
);
2640 /* Return the label used by conditional statement GS when its
2641 predicate evaluates to false. */
2644 gimple_cond_false_label (const_gimple gs
)
2646 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2647 return gimple_op (gs
, 3);
2651 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2654 gimple_cond_make_false (gimple gs
)
2656 gimple_cond_set_lhs (gs
, boolean_true_node
);
2657 gimple_cond_set_rhs (gs
, boolean_false_node
);
2658 gs
->gsbase
.subcode
= EQ_EXPR
;
2662 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2665 gimple_cond_make_true (gimple gs
)
2667 gimple_cond_set_lhs (gs
, boolean_true_node
);
2668 gimple_cond_set_rhs (gs
, boolean_true_node
);
2669 gs
->gsbase
.subcode
= EQ_EXPR
;
2672 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2673 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2676 gimple_cond_true_p (const_gimple gs
)
2678 tree lhs
= gimple_cond_lhs (gs
);
2679 tree rhs
= gimple_cond_rhs (gs
);
2680 enum tree_code code
= gimple_cond_code (gs
);
2682 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2685 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2688 if (code
== NE_EXPR
&& lhs
!= rhs
)
2691 if (code
== EQ_EXPR
&& lhs
== rhs
)
2697 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2698 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2701 gimple_cond_false_p (const_gimple gs
)
2703 tree lhs
= gimple_cond_lhs (gs
);
2704 tree rhs
= gimple_cond_rhs (gs
);
2705 enum tree_code code
= gimple_cond_code (gs
);
2707 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2710 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2713 if (code
== NE_EXPR
&& lhs
== rhs
)
2716 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2722 /* Check if conditional statement GS is of the form 'if (var != 0)' or
2726 gimple_cond_single_var_p (gimple gs
)
2728 if (gimple_cond_code (gs
) == NE_EXPR
2729 && gimple_cond_rhs (gs
) == boolean_false_node
)
2732 if (gimple_cond_code (gs
) == EQ_EXPR
2733 && gimple_cond_rhs (gs
) == boolean_true_node
)
2739 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2742 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2744 gimple_cond_set_code (stmt
, code
);
2745 gimple_cond_set_lhs (stmt
, lhs
);
2746 gimple_cond_set_rhs (stmt
, rhs
);
2749 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2752 gimple_label_label (const_gimple gs
)
2754 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2755 return gimple_op (gs
, 0);
2759 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2763 gimple_label_set_label (gimple gs
, tree label
)
2765 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2766 gimple_set_op (gs
, 0, label
);
2770 /* Return the destination of the unconditional jump GS. */
2773 gimple_goto_dest (const_gimple gs
)
2775 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2776 return gimple_op (gs
, 0);
2780 /* Set DEST to be the destination of the unconditonal jump GS. */
2783 gimple_goto_set_dest (gimple gs
, tree dest
)
2785 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2786 gimple_set_op (gs
, 0, dest
);
2790 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2793 gimple_bind_vars (const_gimple gs
)
2795 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2796 return gs
->gimple_bind
.vars
;
2800 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2804 gimple_bind_set_vars (gimple gs
, tree vars
)
2806 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2807 gs
->gimple_bind
.vars
= vars
;
2811 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2815 gimple_bind_append_vars (gimple gs
, tree vars
)
2817 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2818 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2822 static inline gimple_seq
*
2823 gimple_bind_body_ptr (gimple gs
)
2825 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2826 return &gs
->gimple_bind
.body
;
2829 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2831 static inline gimple_seq
2832 gimple_bind_body (gimple gs
)
2834 return *gimple_bind_body_ptr (gs
);
2838 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2842 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2844 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2845 gs
->gimple_bind
.body
= seq
;
2849 /* Append a statement to the end of a GIMPLE_BIND's body. */
2852 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2854 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2855 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2859 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2862 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2864 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2865 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2869 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2870 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2873 gimple_bind_block (const_gimple gs
)
2875 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2876 return gs
->gimple_bind
.block
;
2880 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2884 gimple_bind_set_block (gimple gs
, tree block
)
2886 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2887 gcc_gimple_checking_assert (block
== NULL_TREE
2888 || TREE_CODE (block
) == BLOCK
);
2889 gs
->gimple_bind
.block
= block
;
2893 /* Return the number of input operands for GIMPLE_ASM GS. */
2895 static inline unsigned
2896 gimple_asm_ninputs (const_gimple gs
)
2898 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2899 return gs
->gimple_asm
.ni
;
2903 /* Return the number of output operands for GIMPLE_ASM GS. */
2905 static inline unsigned
2906 gimple_asm_noutputs (const_gimple gs
)
2908 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2909 return gs
->gimple_asm
.no
;
2913 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2915 static inline unsigned
2916 gimple_asm_nclobbers (const_gimple gs
)
2918 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2919 return gs
->gimple_asm
.nc
;
2922 /* Return the number of label operands for GIMPLE_ASM GS. */
2924 static inline unsigned
2925 gimple_asm_nlabels (const_gimple gs
)
2927 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2928 return gs
->gimple_asm
.nl
;
2931 /* Return input operand INDEX of GIMPLE_ASM GS. */
2934 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2936 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2937 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2938 return gimple_op (gs
, index
);
2941 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2943 static inline tree
*
2944 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2946 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2947 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2948 return gimple_op_ptr (gs
, index
);
2952 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2955 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2957 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2958 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
2959 && TREE_CODE (in_op
) == TREE_LIST
);
2960 gimple_set_op (gs
, index
, in_op
);
2964 /* Return output operand INDEX of GIMPLE_ASM GS. */
2967 gimple_asm_output_op (const_gimple gs
, unsigned index
)
2969 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2970 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2971 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
);
2974 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
2976 static inline tree
*
2977 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
2979 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2980 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2981 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.ni
);
2985 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
2988 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
2990 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2991 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
2992 && TREE_CODE (out_op
) == TREE_LIST
);
2993 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
, out_op
);
2997 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3000 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3002 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3003 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
);
3004 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3008 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3011 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3013 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3014 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
3015 && TREE_CODE (clobber_op
) == TREE_LIST
);
3016 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3019 /* Return label operand INDEX of GIMPLE_ASM GS. */
3022 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3024 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3025 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
);
3026 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3029 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3032 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3034 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3035 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
3036 && TREE_CODE (label_op
) == TREE_LIST
);
3037 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3040 /* Return the string representing the assembly instruction in
3043 static inline const char *
3044 gimple_asm_string (const_gimple gs
)
3046 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3047 return gs
->gimple_asm
.string
;
3051 /* Return true if GS is an asm statement marked volatile. */
3054 gimple_asm_volatile_p (const_gimple gs
)
3056 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3057 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3061 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3064 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3066 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3068 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3070 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3074 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3077 gimple_asm_set_input (gimple gs
, bool input_p
)
3079 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3081 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3083 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3087 /* Return true if asm GS is an ASM_INPUT. */
3090 gimple_asm_input_p (const_gimple gs
)
3092 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3093 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3097 /* Return the types handled by GIMPLE_CATCH statement GS. */
3100 gimple_catch_types (const_gimple gs
)
3102 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3103 return gs
->gimple_catch
.types
;
3107 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3109 static inline tree
*
3110 gimple_catch_types_ptr (gimple gs
)
3112 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3113 return &gs
->gimple_catch
.types
;
3117 /* Return a pointer to the GIMPLE sequence representing the body of
3118 the handler of GIMPLE_CATCH statement GS. */
3120 static inline gimple_seq
*
3121 gimple_catch_handler_ptr (gimple gs
)
3123 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3124 return &gs
->gimple_catch
.handler
;
3128 /* Return the GIMPLE sequence representing the body of the handler of
3129 GIMPLE_CATCH statement GS. */
3131 static inline gimple_seq
3132 gimple_catch_handler (gimple gs
)
3134 return *gimple_catch_handler_ptr (gs
);
3138 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3141 gimple_catch_set_types (gimple gs
, tree t
)
3143 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3144 gs
->gimple_catch
.types
= t
;
3148 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3151 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3153 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3154 gs
->gimple_catch
.handler
= handler
;
3158 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3161 gimple_eh_filter_types (const_gimple gs
)
3163 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3164 return gs
->gimple_eh_filter
.types
;
3168 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3171 static inline tree
*
3172 gimple_eh_filter_types_ptr (gimple gs
)
3174 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3175 return &gs
->gimple_eh_filter
.types
;
3179 /* Return a pointer to the sequence of statement to execute when
3180 GIMPLE_EH_FILTER statement fails. */
3182 static inline gimple_seq
*
3183 gimple_eh_filter_failure_ptr (gimple gs
)
3185 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3186 return &gs
->gimple_eh_filter
.failure
;
3190 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3193 static inline gimple_seq
3194 gimple_eh_filter_failure (gimple gs
)
3196 return *gimple_eh_filter_failure_ptr (gs
);
3200 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3203 gimple_eh_filter_set_types (gimple gs
, tree types
)
3205 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3206 gs
->gimple_eh_filter
.types
= types
;
3210 /* Set FAILURE to be the sequence of statements to execute on failure
3211 for GIMPLE_EH_FILTER GS. */
3214 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3216 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3217 gs
->gimple_eh_filter
.failure
= failure
;
3220 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3223 gimple_eh_must_not_throw_fndecl (gimple gs
)
3225 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3226 return gs
->gimple_eh_mnt
.fndecl
;
3229 /* Set the function decl to be called by GS to DECL. */
3232 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3234 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3235 gs
->gimple_eh_mnt
.fndecl
= decl
;
3238 /* GIMPLE_EH_ELSE accessors. */
3240 static inline gimple_seq
*
3241 gimple_eh_else_n_body_ptr (gimple gs
)
3243 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3244 return &gs
->gimple_eh_else
.n_body
;
3247 static inline gimple_seq
3248 gimple_eh_else_n_body (gimple gs
)
3250 return *gimple_eh_else_n_body_ptr (gs
);
3253 static inline gimple_seq
*
3254 gimple_eh_else_e_body_ptr (gimple gs
)
3256 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3257 return &gs
->gimple_eh_else
.e_body
;
3260 static inline gimple_seq
3261 gimple_eh_else_e_body (gimple gs
)
3263 return *gimple_eh_else_e_body_ptr (gs
);
3267 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3269 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3270 gs
->gimple_eh_else
.n_body
= seq
;
3274 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3276 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3277 gs
->gimple_eh_else
.e_body
= seq
;
3280 /* GIMPLE_TRY accessors. */
3282 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3283 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3285 static inline enum gimple_try_flags
3286 gimple_try_kind (const_gimple gs
)
3288 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3289 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3293 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3296 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3298 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3299 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3300 || kind
== GIMPLE_TRY_FINALLY
);
3301 if (gimple_try_kind (gs
) != kind
)
3302 gs
->gsbase
.subcode
= (unsigned int) kind
;
3306 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3309 gimple_try_catch_is_cleanup (const_gimple gs
)
3311 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3312 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3316 /* Return a pointer to the sequence of statements used as the
3317 body for GIMPLE_TRY GS. */
3319 static inline gimple_seq
*
3320 gimple_try_eval_ptr (gimple gs
)
3322 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3323 return &gs
->gimple_try
.eval
;
3327 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3329 static inline gimple_seq
3330 gimple_try_eval (gimple gs
)
3332 return *gimple_try_eval_ptr (gs
);
3336 /* Return a pointer to the sequence of statements used as the cleanup body for
3339 static inline gimple_seq
*
3340 gimple_try_cleanup_ptr (gimple gs
)
3342 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3343 return &gs
->gimple_try
.cleanup
;
3347 /* Return the sequence of statements used as the cleanup body for
3350 static inline gimple_seq
3351 gimple_try_cleanup (gimple gs
)
3353 return *gimple_try_cleanup_ptr (gs
);
3357 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3360 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3362 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3363 if (catch_is_cleanup
)
3364 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3366 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3370 /* Set EVAL to be the sequence of statements to use as the body for
3374 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3376 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3377 gs
->gimple_try
.eval
= eval
;
3381 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3382 body for GIMPLE_TRY GS. */
3385 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3387 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3388 gs
->gimple_try
.cleanup
= cleanup
;
3392 /* Return a pointer to the cleanup sequence for cleanup statement GS. */
3394 static inline gimple_seq
*
3395 gimple_wce_cleanup_ptr (gimple gs
)
3397 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3398 return &gs
->gimple_wce
.cleanup
;
3402 /* Return the cleanup sequence for cleanup statement GS. */
3404 static inline gimple_seq
3405 gimple_wce_cleanup (gimple gs
)
3407 return *gimple_wce_cleanup_ptr (gs
);
3411 /* Set CLEANUP to be the cleanup sequence for GS. */
3414 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3416 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3417 gs
->gimple_wce
.cleanup
= cleanup
;
3421 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3424 gimple_wce_cleanup_eh_only (const_gimple gs
)
3426 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3427 return gs
->gsbase
.subcode
!= 0;
3431 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3434 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3436 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3437 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3441 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3443 static inline unsigned
3444 gimple_phi_capacity (const_gimple gs
)
3446 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3447 return gs
->gimple_phi
.capacity
;
3451 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3452 be exactly the number of incoming edges for the basic block holding
3455 static inline unsigned
3456 gimple_phi_num_args (const_gimple gs
)
3458 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3459 return gs
->gimple_phi
.nargs
;
3463 /* Return the SSA name created by GIMPLE_PHI GS. */
3466 gimple_phi_result (const_gimple gs
)
3468 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3469 return gs
->gimple_phi
.result
;
3472 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3474 static inline tree
*
3475 gimple_phi_result_ptr (gimple gs
)
3477 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3478 return &gs
->gimple_phi
.result
;
3481 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3484 gimple_phi_set_result (gimple gs
, tree result
)
3486 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3487 gs
->gimple_phi
.result
= result
;
3491 /* Return the PHI argument corresponding to incoming edge INDEX for
3494 static inline struct phi_arg_d
*
3495 gimple_phi_arg (gimple gs
, unsigned index
)
3497 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3498 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3499 return &(gs
->gimple_phi
.args
[index
]);
3502 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3503 for GIMPLE_PHI GS. */
3506 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3508 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3509 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3510 gs
->gimple_phi
.args
[index
] = *phiarg
;
3513 /* Return the region number for GIMPLE_RESX GS. */
3516 gimple_resx_region (const_gimple gs
)
3518 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3519 return gs
->gimple_eh_ctrl
.region
;
3522 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3525 gimple_resx_set_region (gimple gs
, int region
)
3527 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3528 gs
->gimple_eh_ctrl
.region
= region
;
3531 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3534 gimple_eh_dispatch_region (const_gimple gs
)
3536 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3537 return gs
->gimple_eh_ctrl
.region
;
3540 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3543 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3545 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3546 gs
->gimple_eh_ctrl
.region
= region
;
3549 /* Return the number of labels associated with the switch statement GS. */
3551 static inline unsigned
3552 gimple_switch_num_labels (const_gimple gs
)
3555 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3556 num_ops
= gimple_num_ops (gs
);
3557 gcc_gimple_checking_assert (num_ops
> 1);
3562 /* Set NLABELS to be the number of labels for the switch statement GS. */
3565 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3567 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3568 gimple_set_num_ops (g
, nlabels
+ 1);
3572 /* Return the index variable used by the switch statement GS. */
3575 gimple_switch_index (const_gimple gs
)
3577 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3578 return gimple_op (gs
, 0);
3582 /* Return a pointer to the index variable for the switch statement GS. */
3584 static inline tree
*
3585 gimple_switch_index_ptr (const_gimple gs
)
3587 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3588 return gimple_op_ptr (gs
, 0);
3592 /* Set INDEX to be the index variable for switch statement GS. */
3595 gimple_switch_set_index (gimple gs
, tree index
)
3597 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3598 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3599 gimple_set_op (gs
, 0, index
);
3603 /* Return the label numbered INDEX. The default label is 0, followed by any
3604 labels in a switch statement. */
3607 gimple_switch_label (const_gimple gs
, unsigned index
)
3609 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3610 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3611 return gimple_op (gs
, index
+ 1);
3614 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3617 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3619 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3620 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3621 && (label
== NULL_TREE
3622 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3623 gimple_set_op (gs
, index
+ 1, label
);
3626 /* Return the default label for a switch statement. */
3629 gimple_switch_default_label (const_gimple gs
)
3631 return gimple_switch_label (gs
, 0);
3634 /* Set the default label for a switch statement. */
3637 gimple_switch_set_default_label (gimple gs
, tree label
)
3639 gimple_switch_set_label (gs
, 0, label
);
3642 /* Return true if GS is a GIMPLE_DEBUG statement. */
3645 is_gimple_debug (const_gimple gs
)
3647 return gimple_code (gs
) == GIMPLE_DEBUG
;
3650 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3653 gimple_debug_bind_p (const_gimple s
)
3655 if (is_gimple_debug (s
))
3656 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3661 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3664 gimple_debug_bind_get_var (gimple dbg
)
3666 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3667 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3668 return gimple_op (dbg
, 0);
3671 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3675 gimple_debug_bind_get_value (gimple dbg
)
3677 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3678 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3679 return gimple_op (dbg
, 1);
3682 /* Return a pointer to the value bound to the variable in a
3683 GIMPLE_DEBUG bind statement. */
3685 static inline tree
*
3686 gimple_debug_bind_get_value_ptr (gimple dbg
)
3688 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3689 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3690 return gimple_op_ptr (dbg
, 1);
3693 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3696 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3698 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3699 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3700 gimple_set_op (dbg
, 0, var
);
3703 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3707 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3709 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3710 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3711 gimple_set_op (dbg
, 1, value
);
3714 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3716 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3718 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3722 gimple_debug_bind_reset_value (gimple dbg
)
3724 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3725 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3726 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3729 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3733 gimple_debug_bind_has_value_p (gimple dbg
)
3735 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3736 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3737 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3740 #undef GIMPLE_DEBUG_BIND_NOVALUE
3742 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3745 gimple_debug_source_bind_p (const_gimple s
)
3747 if (is_gimple_debug (s
))
3748 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3753 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3756 gimple_debug_source_bind_get_var (gimple dbg
)
3758 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3759 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3760 return gimple_op (dbg
, 0);
3763 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3767 gimple_debug_source_bind_get_value (gimple dbg
)
3769 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3770 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3771 return gimple_op (dbg
, 1);
3774 /* Return a pointer to the value bound to the variable in a
3775 GIMPLE_DEBUG source bind statement. */
3777 static inline tree
*
3778 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3780 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3781 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3782 return gimple_op_ptr (dbg
, 1);
3785 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3788 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3790 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3791 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3792 gimple_set_op (dbg
, 0, var
);
3795 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3799 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3801 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3802 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3803 gimple_set_op (dbg
, 1, value
);
3806 /* Return a pointer to the body for the OMP statement GS. */
3808 static inline gimple_seq
*
3809 gimple_omp_body_ptr (gimple gs
)
3811 return &gs
->omp
.body
;
3814 /* Return the body for the OMP statement GS. */
3816 static inline gimple_seq
3817 gimple_omp_body (gimple gs
)
3819 return *gimple_omp_body_ptr (gs
);
3822 /* Set BODY to be the body for the OMP statement GS. */
3825 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3827 gs
->omp
.body
= body
;
3831 /* Return the name associated with OMP_CRITICAL statement GS. */
3834 gimple_omp_critical_name (const_gimple gs
)
3836 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3837 return gs
->gimple_omp_critical
.name
;
3841 /* Return a pointer to the name associated with OMP critical statement GS. */
3843 static inline tree
*
3844 gimple_omp_critical_name_ptr (gimple gs
)
3846 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3847 return &gs
->gimple_omp_critical
.name
;
3851 /* Set NAME to be the name associated with OMP critical statement GS. */
3854 gimple_omp_critical_set_name (gimple gs
, tree name
)
3856 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3857 gs
->gimple_omp_critical
.name
= name
;
3861 /* Return the clauses associated with OMP_FOR GS. */
3864 gimple_omp_for_clauses (const_gimple gs
)
3866 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3867 return gs
->gimple_omp_for
.clauses
;
3871 /* Return a pointer to the OMP_FOR GS. */
3873 static inline tree
*
3874 gimple_omp_for_clauses_ptr (gimple gs
)
3876 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3877 return &gs
->gimple_omp_for
.clauses
;
3881 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3884 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3886 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3887 gs
->gimple_omp_for
.clauses
= clauses
;
3891 /* Get the collapse count of OMP_FOR GS. */
3893 static inline size_t
3894 gimple_omp_for_collapse (gimple gs
)
3896 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3897 return gs
->gimple_omp_for
.collapse
;
3901 /* Return the index variable for OMP_FOR GS. */
3904 gimple_omp_for_index (const_gimple gs
, size_t i
)
3906 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3907 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3908 return gs
->gimple_omp_for
.iter
[i
].index
;
3912 /* Return a pointer to the index variable for OMP_FOR GS. */
3914 static inline tree
*
3915 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3917 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3918 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3919 return &gs
->gimple_omp_for
.iter
[i
].index
;
3923 /* Set INDEX to be the index variable for OMP_FOR GS. */
3926 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3928 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3929 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3930 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3934 /* Return the initial value for OMP_FOR GS. */
3937 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3939 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3940 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3941 return gs
->gimple_omp_for
.iter
[i
].initial
;
3945 /* Return a pointer to the initial value for OMP_FOR GS. */
3947 static inline tree
*
3948 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3950 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3951 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3952 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3956 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3959 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3961 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3962 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3963 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
3967 /* Return the final value for OMP_FOR GS. */
3970 gimple_omp_for_final (const_gimple gs
, size_t i
)
3972 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3973 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3974 return gs
->gimple_omp_for
.iter
[i
].final
;
3978 /* Return a pointer to the final value for OMP_FOR GS. */
3980 static inline tree
*
3981 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
3983 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3984 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3985 return &gs
->gimple_omp_for
.iter
[i
].final
;
3989 /* Set FINAL to be the final value for OMP_FOR GS. */
3992 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
3994 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3995 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3996 gs
->gimple_omp_for
.iter
[i
].final
= final
;
4000 /* Return the increment value for OMP_FOR GS. */
4003 gimple_omp_for_incr (const_gimple gs
, size_t i
)
4005 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4006 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4007 return gs
->gimple_omp_for
.iter
[i
].incr
;
4011 /* Return a pointer to the increment value for OMP_FOR GS. */
4013 static inline tree
*
4014 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
4016 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4017 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4018 return &gs
->gimple_omp_for
.iter
[i
].incr
;
4022 /* Set INCR to be the increment value for OMP_FOR GS. */
4025 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
4027 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4028 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4029 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
4033 /* Return a pointer to the sequence of statements to execute before the OMP_FOR
4034 statement GS starts. */
4036 static inline gimple_seq
*
4037 gimple_omp_for_pre_body_ptr (gimple gs
)
4039 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4040 return &gs
->gimple_omp_for
.pre_body
;
4044 /* Return the sequence of statements to execute before the OMP_FOR
4045 statement GS starts. */
4047 static inline gimple_seq
4048 gimple_omp_for_pre_body (gimple gs
)
4050 return *gimple_omp_for_pre_body_ptr (gs
);
4054 /* Set PRE_BODY to be the sequence of statements to execute before the
4055 OMP_FOR statement GS starts. */
4058 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
4060 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4061 gs
->gimple_omp_for
.pre_body
= pre_body
;
4065 /* Return the clauses associated with OMP_PARALLEL GS. */
4068 gimple_omp_parallel_clauses (const_gimple gs
)
4070 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4071 return gs
->gimple_omp_parallel
.clauses
;
4075 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4077 static inline tree
*
4078 gimple_omp_parallel_clauses_ptr (gimple gs
)
4080 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4081 return &gs
->gimple_omp_parallel
.clauses
;
4085 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4089 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4091 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4092 gs
->gimple_omp_parallel
.clauses
= clauses
;
4096 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4099 gimple_omp_parallel_child_fn (const_gimple gs
)
4101 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4102 return gs
->gimple_omp_parallel
.child_fn
;
4105 /* Return a pointer to the child function used to hold the body of
4108 static inline tree
*
4109 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4111 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4112 return &gs
->gimple_omp_parallel
.child_fn
;
4116 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4119 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4121 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4122 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4126 /* Return the artificial argument used to send variables and values
4127 from the parent to the children threads in OMP_PARALLEL GS. */
4130 gimple_omp_parallel_data_arg (const_gimple gs
)
4132 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4133 return gs
->gimple_omp_parallel
.data_arg
;
4137 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4139 static inline tree
*
4140 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4142 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4143 return &gs
->gimple_omp_parallel
.data_arg
;
4147 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4150 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4152 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4153 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4157 /* Return the clauses associated with OMP_TASK GS. */
4160 gimple_omp_task_clauses (const_gimple gs
)
4162 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4163 return gs
->gimple_omp_parallel
.clauses
;
4167 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4169 static inline tree
*
4170 gimple_omp_task_clauses_ptr (gimple gs
)
4172 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4173 return &gs
->gimple_omp_parallel
.clauses
;
4177 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4181 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4183 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4184 gs
->gimple_omp_parallel
.clauses
= clauses
;
4188 /* Return the child function used to hold the body of OMP_TASK GS. */
4191 gimple_omp_task_child_fn (const_gimple gs
)
4193 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4194 return gs
->gimple_omp_parallel
.child_fn
;
4197 /* Return a pointer to the child function used to hold the body of
4200 static inline tree
*
4201 gimple_omp_task_child_fn_ptr (gimple gs
)
4203 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4204 return &gs
->gimple_omp_parallel
.child_fn
;
4208 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4211 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4213 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4214 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4218 /* Return the artificial argument used to send variables and values
4219 from the parent to the children threads in OMP_TASK GS. */
4222 gimple_omp_task_data_arg (const_gimple gs
)
4224 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4225 return gs
->gimple_omp_parallel
.data_arg
;
4229 /* Return a pointer to the data argument for OMP_TASK GS. */
4231 static inline tree
*
4232 gimple_omp_task_data_arg_ptr (gimple gs
)
4234 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4235 return &gs
->gimple_omp_parallel
.data_arg
;
4239 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4242 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4244 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4245 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4249 /* Return the clauses associated with OMP_TASK GS. */
4252 gimple_omp_taskreg_clauses (const_gimple gs
)
4254 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4255 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4256 return gs
->gimple_omp_parallel
.clauses
;
4260 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4262 static inline tree
*
4263 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4265 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4266 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4267 return &gs
->gimple_omp_parallel
.clauses
;
4271 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4275 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4277 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4278 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4279 gs
->gimple_omp_parallel
.clauses
= clauses
;
4283 /* Return the child function used to hold the body of OMP_TASK GS. */
4286 gimple_omp_taskreg_child_fn (const_gimple gs
)
4288 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4289 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4290 return gs
->gimple_omp_parallel
.child_fn
;
4293 /* Return a pointer to the child function used to hold the body of
4296 static inline tree
*
4297 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4299 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4300 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4301 return &gs
->gimple_omp_parallel
.child_fn
;
4305 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4308 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4310 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4311 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4312 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4316 /* Return the artificial argument used to send variables and values
4317 from the parent to the children threads in OMP_TASK GS. */
4320 gimple_omp_taskreg_data_arg (const_gimple gs
)
4322 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4323 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4324 return gs
->gimple_omp_parallel
.data_arg
;
4328 /* Return a pointer to the data argument for OMP_TASK GS. */
4330 static inline tree
*
4331 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4333 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4334 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4335 return &gs
->gimple_omp_parallel
.data_arg
;
4339 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4342 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4344 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4345 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4346 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4350 /* Return the copy function used to hold the body of OMP_TASK GS. */
4353 gimple_omp_task_copy_fn (const_gimple gs
)
4355 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4356 return gs
->gimple_omp_task
.copy_fn
;
4359 /* Return a pointer to the copy function used to hold the body of
4362 static inline tree
*
4363 gimple_omp_task_copy_fn_ptr (gimple gs
)
4365 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4366 return &gs
->gimple_omp_task
.copy_fn
;
4370 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4373 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4375 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4376 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4380 /* Return size of the data block in bytes in OMP_TASK GS. */
4383 gimple_omp_task_arg_size (const_gimple gs
)
4385 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4386 return gs
->gimple_omp_task
.arg_size
;
4390 /* Return a pointer to the data block size for OMP_TASK GS. */
4392 static inline tree
*
4393 gimple_omp_task_arg_size_ptr (gimple gs
)
4395 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4396 return &gs
->gimple_omp_task
.arg_size
;
4400 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4403 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4405 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4406 gs
->gimple_omp_task
.arg_size
= arg_size
;
4410 /* Return align of the data block in bytes in OMP_TASK GS. */
4413 gimple_omp_task_arg_align (const_gimple gs
)
4415 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4416 return gs
->gimple_omp_task
.arg_align
;
4420 /* Return a pointer to the data block align for OMP_TASK GS. */
4422 static inline tree
*
4423 gimple_omp_task_arg_align_ptr (gimple gs
)
4425 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4426 return &gs
->gimple_omp_task
.arg_align
;
4430 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4433 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4435 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4436 gs
->gimple_omp_task
.arg_align
= arg_align
;
4440 /* Return the clauses associated with OMP_SINGLE GS. */
4443 gimple_omp_single_clauses (const_gimple gs
)
4445 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4446 return gs
->gimple_omp_single
.clauses
;
4450 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4452 static inline tree
*
4453 gimple_omp_single_clauses_ptr (gimple gs
)
4455 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4456 return &gs
->gimple_omp_single
.clauses
;
4460 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4463 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4465 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4466 gs
->gimple_omp_single
.clauses
= clauses
;
4470 /* Return the clauses associated with OMP_SECTIONS GS. */
4473 gimple_omp_sections_clauses (const_gimple gs
)
4475 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4476 return gs
->gimple_omp_sections
.clauses
;
4480 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4482 static inline tree
*
4483 gimple_omp_sections_clauses_ptr (gimple gs
)
4485 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4486 return &gs
->gimple_omp_sections
.clauses
;
4490 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4494 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4496 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4497 gs
->gimple_omp_sections
.clauses
= clauses
;
4501 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4505 gimple_omp_sections_control (const_gimple gs
)
4507 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4508 return gs
->gimple_omp_sections
.control
;
4512 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4515 static inline tree
*
4516 gimple_omp_sections_control_ptr (gimple gs
)
4518 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4519 return &gs
->gimple_omp_sections
.control
;
4523 /* Set CONTROL to be the set of clauses associated with the
4524 GIMPLE_OMP_SECTIONS in GS. */
4527 gimple_omp_sections_set_control (gimple gs
, tree control
)
4529 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4530 gs
->gimple_omp_sections
.control
= control
;
4534 /* Set COND to be the condition code for OMP_FOR GS. */
4537 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4539 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4540 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4541 && i
< gs
->gimple_omp_for
.collapse
);
4542 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4546 /* Return the condition code associated with OMP_FOR GS. */
4548 static inline enum tree_code
4549 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4551 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4552 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4553 return gs
->gimple_omp_for
.iter
[i
].cond
;
4557 /* Set the value being stored in an atomic store. */
4560 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4562 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4563 g
->gimple_omp_atomic_store
.val
= val
;
4567 /* Return the value being stored in an atomic store. */
4570 gimple_omp_atomic_store_val (const_gimple g
)
4572 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4573 return g
->gimple_omp_atomic_store
.val
;
4577 /* Return a pointer to the value being stored in an atomic store. */
4579 static inline tree
*
4580 gimple_omp_atomic_store_val_ptr (gimple g
)
4582 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4583 return &g
->gimple_omp_atomic_store
.val
;
4587 /* Set the LHS of an atomic load. */
4590 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4592 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4593 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4597 /* Get the LHS of an atomic load. */
4600 gimple_omp_atomic_load_lhs (const_gimple g
)
4602 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4603 return g
->gimple_omp_atomic_load
.lhs
;
4607 /* Return a pointer to the LHS of an atomic load. */
4609 static inline tree
*
4610 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4612 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4613 return &g
->gimple_omp_atomic_load
.lhs
;
4617 /* Set the RHS of an atomic load. */
4620 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4622 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4623 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4627 /* Get the RHS of an atomic load. */
4630 gimple_omp_atomic_load_rhs (const_gimple g
)
4632 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4633 return g
->gimple_omp_atomic_load
.rhs
;
4637 /* Return a pointer to the RHS of an atomic load. */
4639 static inline tree
*
4640 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4642 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4643 return &g
->gimple_omp_atomic_load
.rhs
;
4647 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4650 gimple_omp_continue_control_def (const_gimple g
)
4652 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4653 return g
->gimple_omp_continue
.control_def
;
4656 /* The same as above, but return the address. */
4658 static inline tree
*
4659 gimple_omp_continue_control_def_ptr (gimple g
)
4661 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4662 return &g
->gimple_omp_continue
.control_def
;
4665 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4668 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4670 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4671 g
->gimple_omp_continue
.control_def
= def
;
4675 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4678 gimple_omp_continue_control_use (const_gimple g
)
4680 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4681 return g
->gimple_omp_continue
.control_use
;
4685 /* The same as above, but return the address. */
4687 static inline tree
*
4688 gimple_omp_continue_control_use_ptr (gimple g
)
4690 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4691 return &g
->gimple_omp_continue
.control_use
;
4695 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4698 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4700 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4701 g
->gimple_omp_continue
.control_use
= use
;
4704 /* Return a pointer to the body for the GIMPLE_TRANSACTION statement GS. */
4706 static inline gimple_seq
*
4707 gimple_transaction_body_ptr (gimple gs
)
4709 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4710 return &gs
->gimple_transaction
.body
;
4713 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
4715 static inline gimple_seq
4716 gimple_transaction_body (gimple gs
)
4718 return *gimple_transaction_body_ptr (gs
);
4721 /* Return the label associated with a GIMPLE_TRANSACTION. */
4724 gimple_transaction_label (const_gimple gs
)
4726 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4727 return gs
->gimple_transaction
.label
;
4730 static inline tree
*
4731 gimple_transaction_label_ptr (gimple gs
)
4733 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4734 return &gs
->gimple_transaction
.label
;
4737 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
4739 static inline unsigned int
4740 gimple_transaction_subcode (const_gimple gs
)
4742 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4743 return gs
->gsbase
.subcode
;
4746 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
4749 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
4751 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4752 gs
->gimple_transaction
.body
= body
;
4755 /* Set the label associated with a GIMPLE_TRANSACTION. */
4758 gimple_transaction_set_label (gimple gs
, tree label
)
4760 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4761 gs
->gimple_transaction
.label
= label
;
4764 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
4767 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
4769 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4770 gs
->gsbase
.subcode
= subcode
;
4774 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4776 static inline tree
*
4777 gimple_return_retval_ptr (const_gimple gs
)
4779 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4780 return gimple_op_ptr (gs
, 0);
4783 /* Return the return value for GIMPLE_RETURN GS. */
4786 gimple_return_retval (const_gimple gs
)
4788 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4789 return gimple_op (gs
, 0);
4793 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4796 gimple_return_set_retval (gimple gs
, tree retval
)
4798 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4799 gimple_set_op (gs
, 0, retval
);
4803 /* Returns true when the gimple statment STMT is any of the OpenMP types. */
4805 #define CASE_GIMPLE_OMP \
4806 case GIMPLE_OMP_PARALLEL: \
4807 case GIMPLE_OMP_TASK: \
4808 case GIMPLE_OMP_FOR: \
4809 case GIMPLE_OMP_SECTIONS: \
4810 case GIMPLE_OMP_SECTIONS_SWITCH: \
4811 case GIMPLE_OMP_SINGLE: \
4812 case GIMPLE_OMP_SECTION: \
4813 case GIMPLE_OMP_MASTER: \
4814 case GIMPLE_OMP_ORDERED: \
4815 case GIMPLE_OMP_CRITICAL: \
4816 case GIMPLE_OMP_RETURN: \
4817 case GIMPLE_OMP_ATOMIC_LOAD: \
4818 case GIMPLE_OMP_ATOMIC_STORE: \
4819 case GIMPLE_OMP_CONTINUE
4822 is_gimple_omp (const_gimple stmt
)
4824 switch (gimple_code (stmt
))
4834 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4837 gimple_nop_p (const_gimple g
)
4839 return gimple_code (g
) == GIMPLE_NOP
;
4843 /* Return true if GS is a GIMPLE_RESX. */
4846 is_gimple_resx (const_gimple gs
)
4848 return gimple_code (gs
) == GIMPLE_RESX
;
4851 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4853 static inline enum br_predictor
4854 gimple_predict_predictor (gimple gs
)
4856 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4857 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4861 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4864 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4866 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4867 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4868 | (unsigned) predictor
;
4872 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4874 static inline enum prediction
4875 gimple_predict_outcome (gimple gs
)
4877 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4878 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4882 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4885 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4887 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4888 if (outcome
== TAKEN
)
4889 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4891 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4895 /* Return the type of the main expression computed by STMT. Return
4896 void_type_node if the statement computes nothing. */
4899 gimple_expr_type (const_gimple stmt
)
4901 enum gimple_code code
= gimple_code (stmt
);
4903 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4906 /* In general we want to pass out a type that can be substituted
4907 for both the RHS and the LHS types if there is a possibly
4908 useless conversion involved. That means returning the
4909 original RHS type as far as we can reconstruct it. */
4910 if (code
== GIMPLE_CALL
)
4911 type
= gimple_call_return_type (stmt
);
4913 switch (gimple_assign_rhs_code (stmt
))
4915 case POINTER_PLUS_EXPR
:
4916 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4920 /* As fallback use the type of the LHS. */
4921 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4926 else if (code
== GIMPLE_COND
)
4927 return boolean_type_node
;
4929 return void_type_node
;
4932 /* Return true if TYPE is a suitable type for a scalar register variable. */
4935 is_gimple_reg_type (tree type
)
4937 return !AGGREGATE_TYPE_P (type
);
4940 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4942 static inline gimple_stmt_iterator
4943 gsi_start_1 (gimple_seq
*seq
)
4945 gimple_stmt_iterator i
;
4947 i
.ptr
= gimple_seq_first (*seq
);
4949 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
4954 #define gsi_start(x) gsi_start_1(&(x))
4956 static inline gimple_stmt_iterator
4959 gimple_stmt_iterator i
;
4966 /* Return a new iterator pointing to the first statement in basic block BB. */
4968 static inline gimple_stmt_iterator
4969 gsi_start_bb (basic_block bb
)
4971 gimple_stmt_iterator i
;
4974 seq
= bb_seq_addr (bb
);
4975 i
.ptr
= gimple_seq_first (*seq
);
4983 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
4985 static inline gimple_stmt_iterator
4986 gsi_last_1 (gimple_seq
*seq
)
4988 gimple_stmt_iterator i
;
4990 i
.ptr
= gimple_seq_last (*seq
);
4992 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
4997 #define gsi_last(x) gsi_last_1(&(x))
4999 /* Return a new iterator pointing to the last statement in basic block BB. */
5001 static inline gimple_stmt_iterator
5002 gsi_last_bb (basic_block bb
)
5004 gimple_stmt_iterator i
;
5007 seq
= bb_seq_addr (bb
);
5008 i
.ptr
= gimple_seq_last (*seq
);
5016 /* Return true if I is at the end of its sequence. */
5019 gsi_end_p (gimple_stmt_iterator i
)
5021 return i
.ptr
== NULL
;
5025 /* Return true if I is one statement before the end of its sequence. */
5028 gsi_one_before_end_p (gimple_stmt_iterator i
)
5030 return i
.ptr
!= NULL
&& i
.ptr
->gsbase
.next
== NULL
;
5034 /* Advance the iterator to the next gimple statement. */
5037 gsi_next (gimple_stmt_iterator
*i
)
5039 i
->ptr
= i
->ptr
->gsbase
.next
;
5042 /* Advance the iterator to the previous gimple statement. */
5045 gsi_prev (gimple_stmt_iterator
*i
)
5047 gimple prev
= i
->ptr
->gsbase
.prev
;
5048 if (prev
->gsbase
.next
)
5054 /* Return the current stmt. */
5056 static inline gimple
5057 gsi_stmt (gimple_stmt_iterator i
)
5062 /* Return a block statement iterator that points to the first non-label
5063 statement in block BB. */
5065 static inline gimple_stmt_iterator
5066 gsi_after_labels (basic_block bb
)
5068 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
5070 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
5076 /* Advance the iterator to the next non-debug gimple statement. */
5079 gsi_next_nondebug (gimple_stmt_iterator
*i
)
5085 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5088 /* Advance the iterator to the next non-debug gimple statement. */
5091 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5097 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5100 /* Return a new iterator pointing to the first non-debug statement in
5103 static inline gimple_stmt_iterator
5104 gsi_start_nondebug_bb (basic_block bb
)
5106 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5108 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5109 gsi_next_nondebug (&i
);
5114 /* Return a new iterator pointing to the last non-debug statement in
5117 static inline gimple_stmt_iterator
5118 gsi_last_nondebug_bb (basic_block bb
)
5120 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5122 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5123 gsi_prev_nondebug (&i
);
5129 /* Return the basic block associated with this iterator. */
5131 static inline basic_block
5132 gsi_bb (gimple_stmt_iterator i
)
5138 /* Return the sequence associated with this iterator. */
5140 static inline gimple_seq
5141 gsi_seq (gimple_stmt_iterator i
)
5147 enum gsi_iterator_update
5149 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5151 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5152 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5153 for linking other statements in the same
5157 /* In gimple-iterator.c */
5158 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5159 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5160 void gsi_split_seq_before (gimple_stmt_iterator
*, gimple_seq
*);
5161 void gsi_set_stmt (gimple_stmt_iterator
*, gimple
);
5162 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5163 void gsi_replace_with_seq (gimple_stmt_iterator
*, gimple_seq
, bool);
5164 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5165 enum gsi_iterator_update
);
5166 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5167 enum gsi_iterator_update
);
5168 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5169 enum gsi_iterator_update
);
5170 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5171 enum gsi_iterator_update
);
5172 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5173 enum gsi_iterator_update
);
5174 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5175 enum gsi_iterator_update
);
5176 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5177 enum gsi_iterator_update
);
5178 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5179 enum gsi_iterator_update
);
5180 bool gsi_remove (gimple_stmt_iterator
*, bool);
5181 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5182 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5183 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5184 void gsi_move_to_bb_end (gimple_stmt_iterator
*, struct basic_block_def
*);
5185 void gsi_insert_on_edge (edge
, gimple
);
5186 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5187 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5188 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5189 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5190 void gsi_commit_edge_inserts (void);
5191 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5194 /* Convenience routines to walk all statements of a gimple function.
5195 Note that this is useful exclusively before the code is converted
5196 into SSA form. Once the program is in SSA form, the standard
5197 operand interface should be used to analyze/modify statements. */
5198 struct walk_stmt_info
5200 /* Points to the current statement being walked. */
5201 gimple_stmt_iterator gsi
;
5203 /* Additional data that the callback functions may want to carry
5204 through the recursion. */
5207 /* Pointer map used to mark visited tree nodes when calling
5208 walk_tree on each operand. If set to NULL, duplicate tree nodes
5209 will be visited more than once. */
5210 struct pointer_set_t
*pset
;
5212 /* Operand returned by the callbacks. This is set when calling
5213 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5214 returns non-NULL, this field will contain the tree returned by
5215 the last callback. */
5216 tree callback_result
;
5218 /* Indicates whether the operand being examined may be replaced
5219 with something that matches is_gimple_val (if true) or something
5220 slightly more complicated (if false). "Something" technically
5221 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5222 but we never try to form anything more complicated than that, so
5223 we don't bother checking.
5225 Also note that CALLBACK should update this flag while walking the
5226 sub-expressions of a statement. For instance, when walking the
5227 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5228 to true, however, when walking &var, the operand of that
5229 ADDR_EXPR does not need to be a GIMPLE value. */
5230 BOOL_BITFIELD val_only
: 1;
5232 /* True if we are currently walking the LHS of an assignment. */
5233 BOOL_BITFIELD is_lhs
: 1;
5235 /* Optional. Set to true by the callback functions if they made any
5237 BOOL_BITFIELD changed
: 1;
5239 /* True if we're interested in location information. */
5240 BOOL_BITFIELD want_locations
: 1;
5242 /* True if we've removed the statement that was processed. */
5243 BOOL_BITFIELD removed_stmt
: 1;
5246 /* Callback for walk_gimple_stmt. Called for every statement found
5247 during traversal. The first argument points to the statement to
5248 walk. The second argument is a flag that the callback sets to
5249 'true' if it the callback handled all the operands and
5250 sub-statements of the statement (the default value of this flag is
5251 'false'). The third argument is an anonymous pointer to data
5252 to be used by the callback. */
5253 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5254 struct walk_stmt_info
*);
5256 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5257 struct walk_stmt_info
*);
5258 gimple
walk_gimple_seq_mod (gimple_seq
*, walk_stmt_fn
, walk_tree_fn
,
5259 struct walk_stmt_info
*);
5260 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5261 struct walk_stmt_info
*);
5262 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5264 #ifdef GATHER_STATISTICS
5265 /* Enum and arrays used for allocation stats. Keep in sync with
5266 gimple.c:gimple_alloc_kind_names. */
5267 enum gimple_alloc_kind
5269 gimple_alloc_kind_assign
, /* Assignments. */
5270 gimple_alloc_kind_phi
, /* PHI nodes. */
5271 gimple_alloc_kind_cond
, /* Conditionals. */
5272 gimple_alloc_kind_rest
, /* Everything else. */
5273 gimple_alloc_kind_all
5276 extern int gimple_alloc_counts
[];
5277 extern int gimple_alloc_sizes
[];
5279 /* Return the allocation kind for a given stmt CODE. */
5280 static inline enum gimple_alloc_kind
5281 gimple_alloc_kind (enum gimple_code code
)
5286 return gimple_alloc_kind_assign
;
5288 return gimple_alloc_kind_phi
;
5290 return gimple_alloc_kind_cond
;
5292 return gimple_alloc_kind_rest
;
5295 #endif /* GATHER_STATISTICS */
5297 extern void dump_gimple_statistics (void);
5299 /* In gimple-fold.c. */
5300 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
5301 tree
gimple_fold_builtin (gimple
);
5302 bool fold_stmt (gimple_stmt_iterator
*);
5303 bool fold_stmt_inplace (gimple_stmt_iterator
*);
5304 tree
get_symbol_constant_value (tree
);
5305 tree
canonicalize_constructor_val (tree
, tree
);
5306 extern tree
maybe_fold_and_comparisons (enum tree_code
, tree
, tree
,
5307 enum tree_code
, tree
, tree
);
5308 extern tree
maybe_fold_or_comparisons (enum tree_code
, tree
, tree
,
5309 enum tree_code
, tree
, tree
);
5311 bool gimple_val_nonnegative_real_p (tree
);
5312 #endif /* GCC_GIMPLE_H */