1 /* Gimple IR definitions.
3 Copyright (C) 2007-2013 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"
28 #include "basic-block.h"
30 #include "tree-ssa-operands.h"
31 #include "tree-ssa-alias.h"
32 #include "internal-fn.h"
34 typedef gimple gimple_seq_node
;
36 /* For each block, the PHI nodes that need to be rewritten are stored into
38 typedef vec
<gimple
> gimple_vec
;
41 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
44 LAST_AND_UNUSED_GIMPLE_CODE
47 extern const char *const gimple_code_name
[];
48 extern const unsigned char gimple_rhs_class_table
[];
50 /* Error out if a gimple tuple is addressed incorrectly. */
51 #if defined ENABLE_GIMPLE_CHECKING
52 #define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
53 extern void gimple_check_failed (const_gimple
, const char *, int, \
54 const char *, enum gimple_code
, \
55 enum tree_code
) ATTRIBUTE_NORETURN
;
57 #define GIMPLE_CHECK(GS, CODE) \
59 const_gimple __gs = (GS); \
60 if (gimple_code (__gs) != (CODE)) \
61 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
62 (CODE), ERROR_MARK); \
64 #else /* not ENABLE_GIMPLE_CHECKING */
65 #define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
66 #define GIMPLE_CHECK(GS, CODE) (void)0
69 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
70 get_gimple_rhs_class. */
73 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
74 GIMPLE_TERNARY_RHS
, /* The expression is a ternary operation. */
75 GIMPLE_BINARY_RHS
, /* The expression is a binary operation. */
76 GIMPLE_UNARY_RHS
, /* The expression is a unary operation. */
77 GIMPLE_SINGLE_RHS
/* The expression is a single object (an SSA
78 name, a _DECL, a _REF, etc. */
81 /* Specific flags for individual GIMPLE statements. These flags are
82 always stored in gimple_statement_base.subcode and they may only be
83 defined for statement codes that do not use sub-codes.
85 Values for the masks can overlap as long as the overlapping values
86 are never used in the same statement class.
88 The maximum mask value that can be defined is 1 << 15 (i.e., each
89 statement code can hold up to 16 bitflags).
91 Keep this list sorted. */
93 GF_ASM_INPUT
= 1 << 0,
94 GF_ASM_VOLATILE
= 1 << 1,
95 GF_CALL_FROM_THUNK
= 1 << 0,
96 GF_CALL_RETURN_SLOT_OPT
= 1 << 1,
97 GF_CALL_TAILCALL
= 1 << 2,
98 GF_CALL_VA_ARG_PACK
= 1 << 3,
99 GF_CALL_NOTHROW
= 1 << 4,
100 GF_CALL_ALLOCA_FOR_VAR
= 1 << 5,
101 GF_CALL_INTERNAL
= 1 << 6,
102 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
104 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
105 a thread synchronization via some sort of barrier. The exact barrier
106 that would otherwise be emitted is dependent on the OMP statement with
107 which this return is associated. */
108 GF_OMP_RETURN_NOWAIT
= 1 << 0,
110 GF_OMP_SECTION_LAST
= 1 << 0,
111 GF_OMP_ATOMIC_NEED_VALUE
= 1 << 0,
112 GF_PREDICT_TAKEN
= 1 << 15
115 /* Currently, there are only two types of gimple debug stmt. Others are
116 envisioned, for example, to enable the generation of is_stmt notes
117 in line number information, to mark sequence points, etc. This
118 subcode is to be used to tell them apart. */
119 enum gimple_debug_subcode
{
120 GIMPLE_DEBUG_BIND
= 0,
121 GIMPLE_DEBUG_SOURCE_BIND
= 1
124 /* Masks for selecting a pass local flag (PLF) to work on. These
125 masks are used by gimple_set_plf and gimple_plf. */
131 /* Iterator object for GIMPLE statement sequences. */
135 /* Sequence node holding the current statement. */
138 /* Sequence and basic block holding the statement. These fields
139 are necessary to handle edge cases such as when statement is
140 added to an empty basic block or when the last statement of a
141 block/sequence is removed. */
144 } gimple_stmt_iterator
;
147 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
148 are for 64 bit hosts. */
150 struct GTY((chain_next ("%h.next"))) gimple_statement_base
{
152 Main identifying code for a tuple. */
153 ENUM_BITFIELD(gimple_code
) code
: 8;
155 /* Nonzero if a warning should not be emitted on this tuple. */
156 unsigned int no_warning
: 1;
158 /* Nonzero if this tuple has been visited. Passes are responsible
159 for clearing this bit before using it. */
160 unsigned int visited
: 1;
162 /* Nonzero if this tuple represents a non-temporal move. */
163 unsigned int nontemporal_move
: 1;
165 /* Pass local flags. These flags are free for any pass to use as
166 they see fit. Passes should not assume that these flags contain
167 any useful value when the pass starts. Any initial state that
168 the pass requires should be set on entry to the pass. See
169 gimple_set_plf and gimple_plf for usage. */
170 unsigned int plf
: 2;
172 /* Nonzero if this statement has been modified and needs to have its
173 operands rescanned. */
174 unsigned modified
: 1;
176 /* Nonzero if this statement contains volatile operands. */
177 unsigned has_volatile_ops
: 1;
179 /* The SUBCODE field can be used for tuple-specific flags for tuples
180 that do not require subcodes. Note that SUBCODE should be at
181 least as wide as tree codes, as several tuples store tree codes
183 unsigned int subcode
: 16;
185 /* UID of this statement. This is used by passes that want to
186 assign IDs to statements. It must be assigned and used by each
187 pass. By default it should be assumed to contain garbage. */
191 Locus information for debug info. */
194 /* Number of operands in this tuple. */
198 Basic block holding this statement. */
202 Linked lists of gimple statements. The next pointers form
203 a NULL terminated list, the prev pointers are a cyclic list.
204 A gimple statement is hence also a double-ended list of
205 statements, with the pointer itself being the first element,
206 and the prev pointer being the last. */
208 gimple
GTY((skip
)) prev
;
212 /* Base structure for tuples with operands. */
214 struct GTY(()) gimple_statement_with_ops_base
217 struct gimple_statement_base gsbase
;
220 SSA operand vectors. NOTE: It should be possible to
221 amalgamate these vectors with the operand vector OP. However,
222 the SSA operand vectors are organized differently and contain
223 more information (like immediate use chaining). */
224 struct use_optype_d
GTY((skip (""))) *use_ops
;
228 /* Statements that take register operands. */
230 struct GTY(()) gimple_statement_with_ops
233 struct gimple_statement_with_ops_base opbase
;
236 Operand vector. NOTE! This must always be the last field
237 of this structure. In particular, this means that this
238 structure cannot be embedded inside another one. */
239 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
243 /* Base for statements that take both memory and register operands. */
245 struct GTY(()) gimple_statement_with_memory_ops_base
248 struct gimple_statement_with_ops_base opbase
;
251 Virtual operands for this statement. The GC will pick them
252 up via the ssa_names array. */
253 tree
GTY((skip (""))) vdef
;
254 tree
GTY((skip (""))) vuse
;
258 /* Statements that take both memory and register operands. */
260 struct GTY(()) gimple_statement_with_memory_ops
263 struct gimple_statement_with_memory_ops_base membase
;
266 Operand vector. NOTE! This must always be the last field
267 of this structure. In particular, this means that this
268 structure cannot be embedded inside another one. */
269 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
273 /* Call statements that take both memory and register operands. */
275 struct GTY(()) gimple_statement_call
278 struct gimple_statement_with_memory_ops_base membase
;
281 struct pt_solution call_used
;
282 struct pt_solution call_clobbered
;
285 union GTY ((desc ("%1.membase.opbase.gsbase.subcode & GF_CALL_INTERNAL"))) {
286 tree
GTY ((tag ("0"))) fntype
;
287 enum internal_fn
GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn
;
291 Operand vector. NOTE! This must always be the last field
292 of this structure. In particular, this means that this
293 structure cannot be embedded inside another one. */
294 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
298 /* OpenMP statements (#pragma omp). */
300 struct GTY(()) gimple_statement_omp
{
302 struct gimple_statement_base gsbase
;
311 struct GTY(()) gimple_statement_bind
{
313 struct gimple_statement_base gsbase
;
316 Variables declared in this scope. */
320 This is different than the BLOCK field in gimple_statement_base,
321 which is analogous to TREE_BLOCK (i.e., the lexical block holding
322 this statement). This field is the equivalent of BIND_EXPR_BLOCK
323 in tree land (i.e., the lexical scope defined by this bind). See
334 struct GTY(()) gimple_statement_catch
{
336 struct gimple_statement_base gsbase
;
346 /* GIMPLE_EH_FILTER */
348 struct GTY(()) gimple_statement_eh_filter
{
350 struct gimple_statement_base gsbase
;
363 struct GTY(()) gimple_statement_eh_else
{
365 struct gimple_statement_base gsbase
;
368 gimple_seq n_body
, e_body
;
371 /* GIMPLE_EH_MUST_NOT_THROW */
373 struct GTY(()) gimple_statement_eh_mnt
{
375 struct gimple_statement_base gsbase
;
377 /* [ WORD 7 ] Abort function decl. */
383 struct GTY(()) gimple_statement_phi
{
385 struct gimple_statement_base gsbase
;
395 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
399 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
401 struct GTY(()) gimple_statement_eh_ctrl
404 struct gimple_statement_base gsbase
;
407 Exception region number. */
414 struct GTY(()) gimple_statement_try
{
416 struct gimple_statement_base gsbase
;
419 Expression to evaluate. */
423 Cleanup expression. */
427 /* Kind of GIMPLE_TRY statements. */
428 enum gimple_try_flags
431 GIMPLE_TRY_CATCH
= 1 << 0,
434 GIMPLE_TRY_FINALLY
= 1 << 1,
435 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
437 /* Analogous to TRY_CATCH_IS_CLEANUP. */
438 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
441 /* GIMPLE_WITH_CLEANUP_EXPR */
443 struct GTY(()) gimple_statement_wce
{
445 struct gimple_statement_base gsbase
;
447 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
448 executed if an exception is thrown, not on normal exit of its
449 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
453 Cleanup expression. */
460 struct GTY(()) gimple_statement_asm
463 struct gimple_statement_with_memory_ops_base membase
;
466 __asm__ statement. */
470 Number of inputs, outputs, clobbers, labels. */
477 Operand vector. NOTE! This must always be the last field
478 of this structure. In particular, this means that this
479 structure cannot be embedded inside another one. */
480 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
483 /* GIMPLE_OMP_CRITICAL */
485 struct GTY(()) gimple_statement_omp_critical
{
487 struct gimple_statement_omp omp
;
490 Critical section name. */
495 struct GTY(()) gimple_omp_for_iter
{
496 /* Condition code. */
499 /* Index variable. */
514 struct GTY(()) gimple_statement_omp_for
{
516 struct gimple_statement_omp omp
;
522 Number of elements in iter array. */
526 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
529 Pre-body evaluated before the loop body begins. */
534 /* GIMPLE_OMP_PARALLEL */
536 struct GTY(()) gimple_statement_omp_parallel
{
538 struct gimple_statement_omp omp
;
545 Child function holding the body of the parallel region. */
549 Shared data argument. */
554 /* GIMPLE_OMP_TASK */
556 struct GTY(()) gimple_statement_omp_task
{
558 struct gimple_statement_omp_parallel par
;
561 Child function holding firstprivate initialization if needed. */
565 Size and alignment in bytes of the argument data block. */
571 /* GIMPLE_OMP_SECTION */
572 /* Uses struct gimple_statement_omp. */
575 /* GIMPLE_OMP_SECTIONS */
577 struct GTY(()) gimple_statement_omp_sections
{
579 struct gimple_statement_omp omp
;
585 The control variable used for deciding which of the sections to
590 /* GIMPLE_OMP_CONTINUE.
592 Note: This does not inherit from gimple_statement_omp, because we
593 do not need the body field. */
595 struct GTY(()) gimple_statement_omp_continue
{
597 struct gimple_statement_base gsbase
;
606 /* GIMPLE_OMP_SINGLE */
608 struct GTY(()) gimple_statement_omp_single
{
610 struct gimple_statement_omp omp
;
617 /* GIMPLE_OMP_ATOMIC_LOAD.
618 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
619 contains a sequence, which we don't need here. */
621 struct GTY(()) gimple_statement_omp_atomic_load
{
623 struct gimple_statement_base gsbase
;
629 /* GIMPLE_OMP_ATOMIC_STORE.
630 See note on GIMPLE_OMP_ATOMIC_LOAD. */
632 struct GTY(()) gimple_statement_omp_atomic_store
{
634 struct gimple_statement_base gsbase
;
640 /* GIMPLE_TRANSACTION. */
642 /* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
644 /* The __transaction_atomic was declared [[outer]] or it is
645 __transaction_relaxed. */
646 #define GTMA_IS_OUTER (1u << 0)
647 #define GTMA_IS_RELAXED (1u << 1)
648 #define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
650 /* The transaction is seen to not have an abort. */
651 #define GTMA_HAVE_ABORT (1u << 2)
652 /* The transaction is seen to have loads or stores. */
653 #define GTMA_HAVE_LOAD (1u << 3)
654 #define GTMA_HAVE_STORE (1u << 4)
655 /* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
656 #define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
657 /* The transaction WILL enter serial irrevocable mode.
658 An irrevocable block post-dominates the entire transaction, such
659 that all invocations of the transaction will go serial-irrevocable.
660 In such case, we don't bother instrumenting the transaction, and
661 tell the runtime that it should begin the transaction in
662 serial-irrevocable mode. */
663 #define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
664 /* The transaction contains no instrumentation code whatsover, most
665 likely because it is guaranteed to go irrevocable upon entry. */
666 #define GTMA_HAS_NO_INSTRUMENTATION (1u << 7)
668 struct GTY(()) gimple_statement_transaction
671 struct gimple_statement_with_memory_ops_base gsbase
;
680 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
681 enum gimple_statement_structure_enum
{
682 #include "gsstruct.def"
688 /* Define the overall contents of a gimple tuple. It may be any of the
689 structures declared above for various types of tuples. */
691 union GTY ((desc ("gimple_statement_structure (&%h)"),
692 chain_next ("%h.gsbase.next"), variable_size
)) gimple_statement_d
{
693 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
694 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
695 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
696 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
697 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
698 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
699 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
700 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
701 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
702 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
703 struct gimple_statement_eh_else
GTY ((tag ("GSS_EH_ELSE"))) gimple_eh_else
;
704 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
705 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
706 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
707 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
708 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
709 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
710 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
711 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
712 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
713 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
714 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
715 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
716 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
717 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
718 struct gimple_statement_transaction
GTY((tag ("GSS_TRANSACTION"))) gimple_transaction
;
723 /* Offset in bytes to the location of the operand vector.
724 Zero if there is no operand vector for this tuple structure. */
725 extern size_t const gimple_ops_offset_
[];
727 /* Map GIMPLE codes to GSS codes. */
728 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
730 /* This variable holds the currently expanded gimple statement for purposes
731 of comminucating the profile info to the builtin expanders. */
732 extern gimple currently_expanding_gimple_stmt
;
734 gimple
gimple_build_return (tree
);
736 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
737 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
739 void extract_ops_from_tree_1 (tree
, enum tree_code
*, tree
*, tree
*, tree
*);
742 gimple_build_assign_with_ops (enum tree_code
, tree
,
743 tree
, tree CXX_MEM_STAT_INFO
);
745 gimple_build_assign_with_ops (enum tree_code
, tree
,
746 tree
, tree
, tree CXX_MEM_STAT_INFO
);
748 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
749 #define gimple_build_debug_bind(var,val,stmt) \
750 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
751 gimple
gimple_build_debug_source_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
752 #define gimple_build_debug_source_bind(var,val,stmt) \
753 gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
755 gimple
gimple_build_call_vec (tree
, vec
<tree
> );
756 gimple
gimple_build_call (tree
, unsigned, ...);
757 gimple
gimple_build_call_valist (tree
, unsigned, va_list);
758 gimple
gimple_build_call_internal (enum internal_fn
, unsigned, ...);
759 gimple
gimple_build_call_internal_vec (enum internal_fn
, vec
<tree
> );
760 gimple
gimple_build_call_from_tree (tree
);
761 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
762 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
763 gimple
gimple_build_label (tree label
);
764 gimple
gimple_build_goto (tree dest
);
765 gimple
gimple_build_nop (void);
766 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
767 gimple
gimple_build_asm_vec (const char *, vec
<tree
, va_gc
> *,
768 vec
<tree
, va_gc
> *, vec
<tree
, va_gc
> *,
770 gimple
gimple_build_catch (tree
, gimple_seq
);
771 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
772 gimple
gimple_build_eh_must_not_throw (tree
);
773 gimple
gimple_build_eh_else (gimple_seq
, gimple_seq
);
774 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
775 gimple
gimple_build_wce (gimple_seq
);
776 gimple
gimple_build_resx (int);
777 gimple
gimple_build_eh_dispatch (int);
778 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
779 gimple
gimple_build_switch (tree
, tree
, vec
<tree
> );
780 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
781 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
782 gimple
gimple_build_omp_for (gimple_seq
, tree
, size_t, gimple_seq
);
783 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
784 gimple
gimple_build_omp_section (gimple_seq
);
785 gimple
gimple_build_omp_continue (tree
, tree
);
786 gimple
gimple_build_omp_master (gimple_seq
);
787 gimple
gimple_build_omp_return (bool);
788 gimple
gimple_build_omp_ordered (gimple_seq
);
789 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
790 gimple
gimple_build_omp_sections_switch (void);
791 gimple
gimple_build_omp_single (gimple_seq
, tree
);
792 gimple
gimple_build_cdt (tree
, tree
);
793 gimple
gimple_build_omp_atomic_load (tree
, tree
);
794 gimple
gimple_build_omp_atomic_store (tree
);
795 gimple
gimple_build_transaction (gimple_seq
, tree
);
796 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
797 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
798 void sort_case_labels (vec
<tree
> );
799 void preprocess_case_label_vec_for_gimple (vec
<tree
> , tree
, tree
*);
800 void gimple_set_body (tree
, gimple_seq
);
801 gimple_seq
gimple_body (tree
);
802 bool gimple_has_body_p (tree
);
803 gimple_seq
gimple_seq_alloc (void);
804 void gimple_seq_free (gimple_seq
);
805 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
806 gimple_seq
gimple_seq_copy (gimple_seq
);
807 bool gimple_call_same_target_p (const_gimple
, const_gimple
);
808 int gimple_call_flags (const_gimple
);
809 int gimple_call_return_flags (const_gimple
);
810 int gimple_call_arg_flags (const_gimple
, unsigned);
811 void gimple_call_reset_alias_info (gimple
);
812 bool gimple_assign_copy_p (gimple
);
813 bool gimple_assign_ssa_name_copy_p (gimple
);
814 bool gimple_assign_unary_nop_p (gimple
);
815 void gimple_set_bb (gimple
, basic_block
);
816 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
817 void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator
*, enum tree_code
,
819 tree
gimple_get_lhs (const_gimple
);
820 void gimple_set_lhs (gimple
, tree
);
821 void gimple_replace_lhs (gimple
, tree
);
822 gimple
gimple_copy (gimple
);
823 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
824 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
825 void gimple_cond_set_condition_from_tree (gimple
, tree
);
826 bool gimple_has_side_effects (const_gimple
);
827 bool gimple_could_trap_p (gimple
);
828 bool gimple_could_trap_p_1 (gimple
, bool, bool);
829 bool gimple_assign_rhs_could_trap_p (gimple
);
830 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
831 bool empty_body_p (gimple_seq
);
832 unsigned get_gimple_rhs_num_ops (enum tree_code
);
833 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
834 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
835 const char *gimple_decl_printable_name (tree
, int);
836 tree
gimple_get_virt_method_for_binfo (HOST_WIDE_INT
, tree
);
837 tree
gimple_extract_devirt_binfo_from_cst (tree
, tree
);
839 /* Returns true iff T is a scalar register variable. */
840 extern bool is_gimple_reg (tree
);
841 /* Returns true iff T is any sort of variable. */
842 extern bool is_gimple_variable (tree
);
843 /* Returns true iff T is any sort of symbol. */
844 extern bool is_gimple_id (tree
);
845 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
846 extern bool is_gimple_min_lval (tree
);
847 /* Returns true iff T is something whose address can be taken. */
848 extern bool is_gimple_addressable (tree
);
849 /* Returns true iff T is any valid GIMPLE lvalue. */
850 extern bool is_gimple_lvalue (tree
);
852 /* Returns true iff T is a GIMPLE address. */
853 bool is_gimple_address (const_tree
);
854 /* Returns true iff T is a GIMPLE invariant address. */
855 bool is_gimple_invariant_address (const_tree
);
856 /* Returns true iff T is a GIMPLE invariant address at interprocedural
858 bool is_gimple_ip_invariant_address (const_tree
);
859 /* Returns true iff T is a valid GIMPLE constant. */
860 bool is_gimple_constant (const_tree
);
861 /* Returns true iff T is a GIMPLE restricted function invariant. */
862 extern bool is_gimple_min_invariant (const_tree
);
863 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
864 extern bool is_gimple_ip_invariant (const_tree
);
865 /* Returns true iff T is a GIMPLE rvalue. */
866 extern bool is_gimple_val (tree
);
867 /* Returns true iff T is a GIMPLE asm statement input. */
868 extern bool is_gimple_asm_val (tree
);
869 /* Returns true iff T is a valid address operand of a MEM_REF. */
870 bool is_gimple_mem_ref_addr (tree
);
872 /* Returns true iff T is a valid if-statement condition. */
873 extern bool is_gimple_condexpr (tree
);
875 /* Returns true iff T is a valid call address expression. */
876 extern bool is_gimple_call_addr (tree
);
878 /* Return TRUE iff stmt is a call to a built-in function. */
879 extern bool is_gimple_builtin_call (gimple stmt
);
881 extern void recalculate_side_effects (tree
);
882 extern bool gimple_compare_field_offset (tree
, tree
);
883 extern tree
gimple_register_canonical_type (tree
);
884 extern void print_gimple_types_stats (const char *);
885 extern void free_gimple_type_tables (void);
886 extern tree
gimple_unsigned_type (tree
);
887 extern tree
gimple_signed_type (tree
);
888 extern alias_set_type
gimple_get_alias_set (tree
);
889 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
891 typedef bool (*walk_stmt_load_store_addr_fn
) (gimple
, tree
, tree
, void *);
892 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
893 walk_stmt_load_store_addr_fn
,
894 walk_stmt_load_store_addr_fn
,
895 walk_stmt_load_store_addr_fn
);
896 extern bool walk_stmt_load_store_ops (gimple
, void *,
897 walk_stmt_load_store_addr_fn
,
898 walk_stmt_load_store_addr_fn
);
899 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
900 extern bool gimple_call_builtin_p (gimple
, enum built_in_class
);
901 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
902 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
905 extern tree
create_tmp_var_raw (tree
, const char *);
906 extern tree
create_tmp_var_name (const char *);
907 extern tree
create_tmp_var (tree
, const char *);
908 extern tree
create_tmp_reg (tree
, const char *);
909 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
910 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
911 extern void declare_vars (tree
, gimple
, bool);
912 extern void annotate_all_with_location (gimple_seq
, location_t
);
914 /* Validation of GIMPLE expressions. Note that these predicates only check
915 the basic form of the expression, they don't recurse to make sure that
916 underlying nodes are also of the right form. */
917 typedef bool (*gimple_predicate
)(tree
);
920 /* FIXME we should deduce this from the predicate. */
922 fb_none
= 0, /* Do not generate a temporary. */
924 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
925 gimplified expression. */
927 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
928 gimplified expression. */
930 fb_mayfail
= 4, /* Gimplification may fail. Error issued
932 fb_either
= fb_rvalue
| fb_lvalue
935 typedef int fallback_t
;
937 enum gimplify_status
{
938 GS_ERROR
= -2, /* Something Bad Seen. */
939 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
940 GS_OK
= 0, /* We did something, maybe more to do. */
941 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
946 struct gimplify_ctx
*prev_context
;
948 vec
<gimple
> bind_expr_stack
;
950 gimple_seq conditional_cleanups
;
954 vec
<tree
> case_labels
;
955 /* The formal temporary table. Should this be persistent? */
961 bool allow_rhs_cond_expr
;
962 bool in_cleanup_point_expr
;
965 /* Return true if gimplify_one_sizepos doesn't need to gimplify
966 expr (when in TYPE_SIZE{,_UNIT} and similar type/decl size/bitsize
969 is_gimple_sizepos (tree expr
)
971 /* gimplify_one_sizepos doesn't need to do anything if the value isn't there,
972 is constant, or contains A PLACEHOLDER_EXPR. We also don't want to do
973 anything if it's already a VAR_DECL. If it's a VAR_DECL from another
974 function, the gimplifier will want to replace it with a new variable,
975 but that will cause problems if this type is from outside the function.
976 It's OK to have that here. */
977 return (expr
== NULL_TREE
978 || TREE_CONSTANT (expr
)
979 || TREE_CODE (expr
) == VAR_DECL
980 || CONTAINS_PLACEHOLDER_P (expr
));
983 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
984 bool (*) (tree
), fallback_t
);
985 extern void gimplify_type_sizes (tree
, gimple_seq
*);
986 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
987 enum gimplify_status
gimplify_self_mod_expr (tree
*, gimple_seq
*, gimple_seq
*,
989 extern bool gimplify_stmt (tree
*, gimple_seq
*);
990 extern gimple
gimplify_body (tree
, bool);
991 extern void push_gimplify_context (struct gimplify_ctx
*);
992 extern void pop_gimplify_context (gimple
);
993 extern void gimplify_and_add (tree
, gimple_seq
*);
995 /* Miscellaneous helpers. */
996 extern void gimple_add_tmp_var (tree
);
997 extern gimple
gimple_current_bind_expr (void);
998 extern vec
<gimple
> gimple_bind_expr_stack (void);
999 extern tree
voidify_wrapper_expr (tree
, tree
);
1000 extern tree
build_and_jump (tree
*);
1001 extern tree
force_labels_r (tree
*, int *, void *);
1002 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1004 struct gimplify_omp_ctx
;
1005 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1006 extern tree
gimple_boolify (tree
);
1007 extern gimple_predicate
rhs_predicate_for (tree
);
1008 extern tree
canonicalize_cond_expr_cond (tree
);
1011 extern tree
omp_reduction_init (tree
, tree
);
1013 /* In trans-mem.c. */
1014 extern void diagnose_tm_safe_errors (tree
);
1015 extern void compute_transaction_bits (void);
1017 /* In tree-nested.c. */
1018 extern void lower_nested_functions (tree
);
1019 extern void insert_field_into_struct (tree
, tree
);
1021 /* In gimplify.c. */
1022 extern void gimplify_function_tree (tree
);
1024 /* In cfgexpand.c. */
1025 extern tree
gimple_assign_rhs_to_tree (gimple
);
1028 extern bool validate_gimple_arglist (const_gimple
, ...);
1031 extern bool tree_ssa_useless_type_conversion (tree
);
1032 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1033 extern bool useless_type_conversion_p (tree
, tree
);
1034 extern bool types_compatible_p (tree
, tree
);
1036 /* Return the first node in GIMPLE sequence S. */
1038 static inline gimple_seq_node
1039 gimple_seq_first (gimple_seq s
)
1045 /* Return the first statement in GIMPLE sequence S. */
1047 static inline gimple
1048 gimple_seq_first_stmt (gimple_seq s
)
1050 gimple_seq_node n
= gimple_seq_first (s
);
1055 /* Return the last node in GIMPLE sequence S. */
1057 static inline gimple_seq_node
1058 gimple_seq_last (gimple_seq s
)
1060 return s
? s
->gsbase
.prev
: NULL
;
1064 /* Return the last statement in GIMPLE sequence S. */
1066 static inline gimple
1067 gimple_seq_last_stmt (gimple_seq s
)
1069 gimple_seq_node n
= gimple_seq_last (s
);
1074 /* Set the last node in GIMPLE sequence *PS to LAST. */
1077 gimple_seq_set_last (gimple_seq
*ps
, gimple_seq_node last
)
1079 (*ps
)->gsbase
.prev
= last
;
1083 /* Set the first node in GIMPLE sequence *PS to FIRST. */
1086 gimple_seq_set_first (gimple_seq
*ps
, gimple_seq_node first
)
1092 /* Return true if GIMPLE sequence S is empty. */
1095 gimple_seq_empty_p (gimple_seq s
)
1101 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
1103 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
1104 *SEQ_P is NULL, a new sequence is allocated. This function is
1105 similar to gimple_seq_add_stmt, but does not scan the operands.
1106 During gimplification, we need to manipulate statement sequences
1107 before the def/use vectors have been constructed. */
1108 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
1110 /* Allocate a new sequence and initialize its first element with STMT. */
1112 static inline gimple_seq
1113 gimple_seq_alloc_with_stmt (gimple stmt
)
1115 gimple_seq seq
= NULL
;
1116 gimple_seq_add_stmt (&seq
, stmt
);
1121 /* Returns the sequence of statements in BB. */
1123 static inline gimple_seq
1124 bb_seq (const_basic_block bb
)
1126 return (!(bb
->flags
& BB_RTL
)) ? bb
->il
.gimple
.seq
: NULL
;
1129 static inline gimple_seq
*
1130 bb_seq_addr (basic_block bb
)
1132 return (!(bb
->flags
& BB_RTL
)) ? &bb
->il
.gimple
.seq
: NULL
;
1135 /* Sets the sequence of statements in BB to SEQ. */
1138 set_bb_seq (basic_block bb
, gimple_seq seq
)
1140 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
1141 bb
->il
.gimple
.seq
= seq
;
1145 /* Return the code for GIMPLE statement G. */
1147 static inline enum gimple_code
1148 gimple_code (const_gimple g
)
1150 return g
->gsbase
.code
;
1154 /* Return the GSS code used by a GIMPLE code. */
1156 static inline enum gimple_statement_structure_enum
1157 gss_for_code (enum gimple_code code
)
1159 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1160 return gss_for_code_
[code
];
1164 /* Return which GSS code is used by GS. */
1166 static inline enum gimple_statement_structure_enum
1167 gimple_statement_structure (gimple gs
)
1169 return gss_for_code (gimple_code (gs
));
1173 /* Return true if statement G has sub-statements. This is only true for
1174 High GIMPLE statements. */
1177 gimple_has_substatements (gimple g
)
1179 switch (gimple_code (g
))
1183 case GIMPLE_EH_FILTER
:
1184 case GIMPLE_EH_ELSE
:
1186 case GIMPLE_OMP_FOR
:
1187 case GIMPLE_OMP_MASTER
:
1188 case GIMPLE_OMP_ORDERED
:
1189 case GIMPLE_OMP_SECTION
:
1190 case GIMPLE_OMP_PARALLEL
:
1191 case GIMPLE_OMP_TASK
:
1192 case GIMPLE_OMP_SECTIONS
:
1193 case GIMPLE_OMP_SINGLE
:
1194 case GIMPLE_OMP_CRITICAL
:
1195 case GIMPLE_WITH_CLEANUP_EXPR
:
1196 case GIMPLE_TRANSACTION
:
1205 /* Return the basic block holding statement G. */
1207 static inline basic_block
1208 gimple_bb (const_gimple g
)
1210 return g
->gsbase
.bb
;
1214 /* Return the lexical scope block holding statement G. */
1217 gimple_block (const_gimple g
)
1219 return LOCATION_BLOCK (g
->gsbase
.location
);
1223 /* Set BLOCK to be the lexical scope block holding statement G. */
1226 gimple_set_block (gimple g
, tree block
)
1229 g
->gsbase
.location
=
1230 COMBINE_LOCATION_DATA (line_table
, g
->gsbase
.location
, block
);
1232 g
->gsbase
.location
= LOCATION_LOCUS (g
->gsbase
.location
);
1236 /* Return location information for statement G. */
1238 static inline location_t
1239 gimple_location (const_gimple g
)
1241 return g
->gsbase
.location
;
1244 /* Return pointer to location information for statement G. */
1246 static inline const location_t
*
1247 gimple_location_ptr (const_gimple g
)
1249 return &g
->gsbase
.location
;
1253 /* Set location information for statement G. */
1256 gimple_set_location (gimple g
, location_t location
)
1258 g
->gsbase
.location
= location
;
1262 /* Return true if G contains location information. */
1265 gimple_has_location (const_gimple g
)
1267 return LOCATION_LOCUS (gimple_location (g
)) != UNKNOWN_LOCATION
;
1271 /* Return the file name of the location of STMT. */
1273 static inline const char *
1274 gimple_filename (const_gimple stmt
)
1276 return LOCATION_FILE (gimple_location (stmt
));
1280 /* Return the line number of the location of STMT. */
1283 gimple_lineno (const_gimple stmt
)
1285 return LOCATION_LINE (gimple_location (stmt
));
1289 /* Determine whether SEQ is a singleton. */
1292 gimple_seq_singleton_p (gimple_seq seq
)
1294 return ((gimple_seq_first (seq
) != NULL
)
1295 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1298 /* Return true if no warnings should be emitted for statement STMT. */
1301 gimple_no_warning_p (const_gimple stmt
)
1303 return stmt
->gsbase
.no_warning
;
1306 /* Set the no_warning flag of STMT to NO_WARNING. */
1309 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1311 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1314 /* Set the visited status on statement STMT to VISITED_P. */
1317 gimple_set_visited (gimple stmt
, bool visited_p
)
1319 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1323 /* Return the visited status for statement STMT. */
1326 gimple_visited_p (gimple stmt
)
1328 return stmt
->gsbase
.visited
;
1332 /* Set pass local flag PLF on statement STMT to VAL_P. */
1335 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1338 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1340 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1344 /* Return the value of pass local flag PLF on statement STMT. */
1346 static inline unsigned int
1347 gimple_plf (gimple stmt
, enum plf_mask plf
)
1349 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1353 /* Set the UID of statement. */
1356 gimple_set_uid (gimple g
, unsigned uid
)
1358 g
->gsbase
.uid
= uid
;
1362 /* Return the UID of statement. */
1364 static inline unsigned
1365 gimple_uid (const_gimple g
)
1367 return g
->gsbase
.uid
;
1371 /* Make statement G a singleton sequence. */
1374 gimple_init_singleton (gimple g
)
1376 g
->gsbase
.next
= NULL
;
1381 /* Return true if GIMPLE statement G has register or memory operands. */
1384 gimple_has_ops (const_gimple g
)
1386 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1390 /* Return true if GIMPLE statement G has memory operands. */
1393 gimple_has_mem_ops (const_gimple g
)
1395 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1399 /* Return the set of USE operands for statement G. */
1401 static inline struct use_optype_d
*
1402 gimple_use_ops (const_gimple g
)
1404 if (!gimple_has_ops (g
))
1406 return g
->gsops
.opbase
.use_ops
;
1410 /* Set USE to be the set of USE operands for statement G. */
1413 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1415 gcc_gimple_checking_assert (gimple_has_ops (g
));
1416 g
->gsops
.opbase
.use_ops
= use
;
1420 /* Return the set of VUSE operand for statement G. */
1422 static inline use_operand_p
1423 gimple_vuse_op (const_gimple g
)
1425 struct use_optype_d
*ops
;
1426 if (!gimple_has_mem_ops (g
))
1427 return NULL_USE_OPERAND_P
;
1428 ops
= g
->gsops
.opbase
.use_ops
;
1430 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1431 return USE_OP_PTR (ops
);
1432 return NULL_USE_OPERAND_P
;
1435 /* Return the set of VDEF operand for statement G. */
1437 static inline def_operand_p
1438 gimple_vdef_op (gimple g
)
1440 if (!gimple_has_mem_ops (g
))
1441 return NULL_DEF_OPERAND_P
;
1442 if (g
->gsmembase
.vdef
)
1443 return &g
->gsmembase
.vdef
;
1444 return NULL_DEF_OPERAND_P
;
1448 /* Return the single VUSE operand of the statement G. */
1451 gimple_vuse (const_gimple g
)
1453 if (!gimple_has_mem_ops (g
))
1455 return g
->gsmembase
.vuse
;
1458 /* Return the single VDEF operand of the statement G. */
1461 gimple_vdef (const_gimple g
)
1463 if (!gimple_has_mem_ops (g
))
1465 return g
->gsmembase
.vdef
;
1468 /* Return the single VUSE operand of the statement G. */
1470 static inline tree
*
1471 gimple_vuse_ptr (gimple g
)
1473 if (!gimple_has_mem_ops (g
))
1475 return &g
->gsmembase
.vuse
;
1478 /* Return the single VDEF operand of the statement G. */
1480 static inline tree
*
1481 gimple_vdef_ptr (gimple g
)
1483 if (!gimple_has_mem_ops (g
))
1485 return &g
->gsmembase
.vdef
;
1488 /* Set the single VUSE operand of the statement G. */
1491 gimple_set_vuse (gimple g
, tree vuse
)
1493 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1494 g
->gsmembase
.vuse
= vuse
;
1497 /* Set the single VDEF operand of the statement G. */
1500 gimple_set_vdef (gimple g
, tree vdef
)
1502 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1503 g
->gsmembase
.vdef
= vdef
;
1507 /* Return true if statement G has operands and the modified field has
1511 gimple_modified_p (const_gimple g
)
1513 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1517 /* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
1518 a MODIFIED field. */
1521 gimple_set_modified (gimple s
, bool modifiedp
)
1523 if (gimple_has_ops (s
))
1524 s
->gsbase
.modified
= (unsigned) modifiedp
;
1528 /* Return the tree code for the expression computed by STMT. This is
1529 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1530 GIMPLE_CALL, return CALL_EXPR as the expression code for
1531 consistency. This is useful when the caller needs to deal with the
1532 three kinds of computation that GIMPLE supports. */
1534 static inline enum tree_code
1535 gimple_expr_code (const_gimple stmt
)
1537 enum gimple_code code
= gimple_code (stmt
);
1538 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1539 return (enum tree_code
) stmt
->gsbase
.subcode
;
1542 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1548 /* Mark statement S as modified, and update it. */
1551 update_stmt (gimple s
)
1553 if (gimple_has_ops (s
))
1555 gimple_set_modified (s
, true);
1556 update_stmt_operands (s
);
1560 /* Update statement S if it has been optimized. */
1563 update_stmt_if_modified (gimple s
)
1565 if (gimple_modified_p (s
))
1566 update_stmt_operands (s
);
1569 /* Return true if statement STMT contains volatile operands. */
1572 gimple_has_volatile_ops (const_gimple stmt
)
1574 if (gimple_has_mem_ops (stmt
))
1575 return stmt
->gsbase
.has_volatile_ops
;
1581 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1584 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1586 if (gimple_has_mem_ops (stmt
))
1587 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1590 /* Return true if BB is in a transaction. */
1593 block_in_transaction (basic_block bb
)
1595 return flag_tm
&& bb
->flags
& BB_IN_TRANSACTION
;
1598 /* Return true if STMT is in a transaction. */
1601 gimple_in_transaction (gimple stmt
)
1603 return block_in_transaction (gimple_bb (stmt
));
1606 /* Return true if statement STMT may access memory. */
1609 gimple_references_memory_p (gimple stmt
)
1611 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1615 /* Return the subcode for OMP statement S. */
1617 static inline unsigned
1618 gimple_omp_subcode (const_gimple s
)
1620 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1621 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1622 return s
->gsbase
.subcode
;
1625 /* Set the subcode for OMP statement S to SUBCODE. */
1628 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1630 /* We only have 16 bits for the subcode. Assert that we are not
1632 gcc_gimple_checking_assert (subcode
< (1 << 16));
1633 s
->gsbase
.subcode
= subcode
;
1636 /* Set the nowait flag on OMP_RETURN statement S. */
1639 gimple_omp_return_set_nowait (gimple s
)
1641 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1642 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1646 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1650 gimple_omp_return_nowait_p (const_gimple g
)
1652 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1653 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1657 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1661 gimple_omp_section_last_p (const_gimple g
)
1663 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1664 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1668 /* Set the GF_OMP_SECTION_LAST flag on G. */
1671 gimple_omp_section_set_last (gimple g
)
1673 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1674 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1678 /* Return true if OMP parallel statement G has the
1679 GF_OMP_PARALLEL_COMBINED flag set. */
1682 gimple_omp_parallel_combined_p (const_gimple g
)
1684 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1685 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1689 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1690 value of COMBINED_P. */
1693 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1695 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1697 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1699 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1703 /* Return true if OMP atomic load/store statement G has the
1704 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1707 gimple_omp_atomic_need_value_p (const_gimple g
)
1709 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1710 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1711 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1715 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1718 gimple_omp_atomic_set_need_value (gimple g
)
1720 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1721 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1722 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1726 /* Return the number of operands for statement GS. */
1728 static inline unsigned
1729 gimple_num_ops (const_gimple gs
)
1731 return gs
->gsbase
.num_ops
;
1735 /* Set the number of operands for statement GS. */
1738 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1740 gs
->gsbase
.num_ops
= num_ops
;
1744 /* Return the array of operands for statement GS. */
1746 static inline tree
*
1747 gimple_ops (gimple gs
)
1751 /* All the tuples have their operand vector at the very bottom
1752 of the structure. Note that those structures that do not
1753 have an operand vector have a zero offset. */
1754 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1755 gcc_gimple_checking_assert (off
!= 0);
1757 return (tree
*) ((char *) gs
+ off
);
1761 /* Return operand I for statement GS. */
1764 gimple_op (const_gimple gs
, unsigned i
)
1766 if (gimple_has_ops (gs
))
1768 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1769 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1775 /* Return a pointer to operand I for statement GS. */
1777 static inline tree
*
1778 gimple_op_ptr (const_gimple gs
, unsigned i
)
1780 if (gimple_has_ops (gs
))
1782 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1783 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1789 /* Set operand I of statement GS to OP. */
1792 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1794 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1796 /* Note. It may be tempting to assert that OP matches
1797 is_gimple_operand, but that would be wrong. Different tuples
1798 accept slightly different sets of tree operands. Each caller
1799 should perform its own validation. */
1800 gimple_ops (gs
)[i
] = op
;
1803 /* Return true if GS is a GIMPLE_ASSIGN. */
1806 is_gimple_assign (const_gimple gs
)
1808 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1811 /* Determine if expression CODE is one of the valid expressions that can
1812 be used on the RHS of GIMPLE assignments. */
1814 static inline enum gimple_rhs_class
1815 get_gimple_rhs_class (enum tree_code code
)
1817 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1820 /* Return the LHS of assignment statement GS. */
1823 gimple_assign_lhs (const_gimple gs
)
1825 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1826 return gimple_op (gs
, 0);
1830 /* Return a pointer to the LHS of assignment statement GS. */
1832 static inline tree
*
1833 gimple_assign_lhs_ptr (const_gimple gs
)
1835 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1836 return gimple_op_ptr (gs
, 0);
1840 /* Set LHS to be the LHS operand of assignment statement GS. */
1843 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1845 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1846 gimple_set_op (gs
, 0, lhs
);
1848 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1849 SSA_NAME_DEF_STMT (lhs
) = gs
;
1853 /* Return the first operand on the RHS of assignment statement GS. */
1856 gimple_assign_rhs1 (const_gimple gs
)
1858 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1859 return gimple_op (gs
, 1);
1863 /* Return a pointer to the first operand on the RHS of assignment
1866 static inline tree
*
1867 gimple_assign_rhs1_ptr (const_gimple gs
)
1869 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1870 return gimple_op_ptr (gs
, 1);
1873 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1876 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1878 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1880 gimple_set_op (gs
, 1, rhs
);
1884 /* Return the second operand on the RHS of assignment statement GS.
1885 If GS does not have two operands, NULL is returned instead. */
1888 gimple_assign_rhs2 (const_gimple gs
)
1890 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1892 if (gimple_num_ops (gs
) >= 3)
1893 return gimple_op (gs
, 2);
1899 /* Return a pointer to the second operand on the RHS of assignment
1902 static inline tree
*
1903 gimple_assign_rhs2_ptr (const_gimple gs
)
1905 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1906 return gimple_op_ptr (gs
, 2);
1910 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1913 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1915 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1917 gimple_set_op (gs
, 2, rhs
);
1920 /* Return the third operand on the RHS of assignment statement GS.
1921 If GS does not have two operands, NULL is returned instead. */
1924 gimple_assign_rhs3 (const_gimple gs
)
1926 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1928 if (gimple_num_ops (gs
) >= 4)
1929 return gimple_op (gs
, 3);
1934 /* Return a pointer to the third operand on the RHS of assignment
1937 static inline tree
*
1938 gimple_assign_rhs3_ptr (const_gimple gs
)
1940 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1941 return gimple_op_ptr (gs
, 3);
1945 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
1948 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
1950 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1952 gimple_set_op (gs
, 3, rhs
);
1955 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
1956 to see only a maximum of two operands. */
1959 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
1962 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
1965 /* A wrapper around extract_ops_from_tree_1, for callers which expect
1966 to see only a maximum of two operands. */
1969 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
1973 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
1974 gcc_assert (op2
== NULL_TREE
);
1977 /* Returns true if GS is a nontemporal move. */
1980 gimple_assign_nontemporal_move_p (const_gimple gs
)
1982 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1983 return gs
->gsbase
.nontemporal_move
;
1986 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
1989 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
1991 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1992 gs
->gsbase
.nontemporal_move
= nontemporal
;
1996 /* Return the code of the expression computed on the rhs of assignment
1997 statement GS. In case that the RHS is a single object, returns the
1998 tree code of the object. */
2000 static inline enum tree_code
2001 gimple_assign_rhs_code (const_gimple gs
)
2003 enum tree_code code
;
2004 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2006 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2007 /* While we initially set subcode to the TREE_CODE of the rhs for
2008 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2009 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2010 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2011 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2017 /* Set CODE to be the code for the expression computed on the RHS of
2021 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2023 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2024 s
->gsbase
.subcode
= code
;
2028 /* Return the gimple rhs class of the code of the expression computed on
2029 the rhs of assignment statement GS.
2030 This will never return GIMPLE_INVALID_RHS. */
2032 static inline enum gimple_rhs_class
2033 gimple_assign_rhs_class (const_gimple gs
)
2035 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2038 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2039 there is no operator associated with the assignment itself.
2040 Unlike gimple_assign_copy_p, this predicate returns true for
2041 any RHS operand, including those that perform an operation
2042 and do not have the semantics of a copy, such as COND_EXPR. */
2045 gimple_assign_single_p (gimple gs
)
2047 return (is_gimple_assign (gs
)
2048 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2051 /* Return true if GS performs a store to its lhs. */
2054 gimple_store_p (gimple gs
)
2056 tree lhs
= gimple_get_lhs (gs
);
2057 return lhs
&& !is_gimple_reg (lhs
);
2060 /* Return true if GS is an assignment that loads from its rhs1. */
2063 gimple_assign_load_p (gimple gs
)
2066 if (!gimple_assign_single_p (gs
))
2068 rhs
= gimple_assign_rhs1 (gs
);
2069 if (TREE_CODE (rhs
) == WITH_SIZE_EXPR
)
2071 rhs
= get_base_address (rhs
);
2072 return (DECL_P (rhs
)
2073 || TREE_CODE (rhs
) == MEM_REF
|| TREE_CODE (rhs
) == TARGET_MEM_REF
);
2077 /* Return true if S is a type-cast assignment. */
2080 gimple_assign_cast_p (gimple s
)
2082 if (is_gimple_assign (s
))
2084 enum tree_code sc
= gimple_assign_rhs_code (s
);
2085 return CONVERT_EXPR_CODE_P (sc
)
2086 || sc
== VIEW_CONVERT_EXPR
2087 || sc
== FIX_TRUNC_EXPR
;
2093 /* Return true if S is a clobber statement. */
2096 gimple_clobber_p (gimple s
)
2098 return gimple_assign_single_p (s
)
2099 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2102 /* Return true if GS is a GIMPLE_CALL. */
2105 is_gimple_call (const_gimple gs
)
2107 return gimple_code (gs
) == GIMPLE_CALL
;
2110 /* Return the LHS of call statement GS. */
2113 gimple_call_lhs (const_gimple gs
)
2115 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2116 return gimple_op (gs
, 0);
2120 /* Return a pointer to the LHS of call statement GS. */
2122 static inline tree
*
2123 gimple_call_lhs_ptr (const_gimple gs
)
2125 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2126 return gimple_op_ptr (gs
, 0);
2130 /* Set LHS to be the LHS operand of call statement GS. */
2133 gimple_call_set_lhs (gimple gs
, tree lhs
)
2135 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2136 gimple_set_op (gs
, 0, lhs
);
2137 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2138 SSA_NAME_DEF_STMT (lhs
) = gs
;
2142 /* Return true if call GS calls an internal-only function, as enumerated
2146 gimple_call_internal_p (const_gimple gs
)
2148 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2149 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2153 /* Return the target of internal call GS. */
2155 static inline enum internal_fn
2156 gimple_call_internal_fn (const_gimple gs
)
2158 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2159 return gs
->gimple_call
.u
.internal_fn
;
2163 /* Return the function type of the function called by GS. */
2166 gimple_call_fntype (const_gimple gs
)
2168 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2169 if (gimple_call_internal_p (gs
))
2171 return gs
->gimple_call
.u
.fntype
;
2174 /* Set the type of the function called by GS to FNTYPE. */
2177 gimple_call_set_fntype (gimple gs
, tree fntype
)
2179 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2180 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2181 gs
->gimple_call
.u
.fntype
= fntype
;
2185 /* Return the tree node representing the function called by call
2189 gimple_call_fn (const_gimple gs
)
2191 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2192 return gimple_op (gs
, 1);
2195 /* Return a pointer to the tree node representing the function called by call
2198 static inline tree
*
2199 gimple_call_fn_ptr (const_gimple gs
)
2201 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2202 return gimple_op_ptr (gs
, 1);
2206 /* Set FN to be the function called by call statement GS. */
2209 gimple_call_set_fn (gimple gs
, tree fn
)
2211 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2212 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2213 gimple_set_op (gs
, 1, fn
);
2217 /* Set FNDECL to be the function called by call statement GS. */
2220 gimple_call_set_fndecl (gimple gs
, tree decl
)
2222 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2223 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2224 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2228 /* Set internal function FN to be the function called by call statement GS. */
2231 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2233 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2234 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2235 gs
->gimple_call
.u
.internal_fn
= fn
;
2239 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2240 associated with the callee if known. Otherwise return NULL_TREE. */
2243 gimple_call_addr_fndecl (const_tree fn
)
2245 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2247 tree fndecl
= TREE_OPERAND (fn
, 0);
2248 if (TREE_CODE (fndecl
) == MEM_REF
2249 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2250 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2251 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2252 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2258 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2259 Otherwise return NULL. This function is analogous to
2260 get_callee_fndecl in tree land. */
2263 gimple_call_fndecl (const_gimple gs
)
2265 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2269 /* Return the type returned by call statement GS. */
2272 gimple_call_return_type (const_gimple gs
)
2274 tree type
= gimple_call_fntype (gs
);
2276 if (type
== NULL_TREE
)
2277 return TREE_TYPE (gimple_call_lhs (gs
));
2279 /* The type returned by a function is the type of its
2281 return TREE_TYPE (type
);
2285 /* Return the static chain for call statement GS. */
2288 gimple_call_chain (const_gimple gs
)
2290 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2291 return gimple_op (gs
, 2);
2295 /* Return a pointer to the static chain for call statement GS. */
2297 static inline tree
*
2298 gimple_call_chain_ptr (const_gimple gs
)
2300 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2301 return gimple_op_ptr (gs
, 2);
2304 /* Set CHAIN to be the static chain for call statement GS. */
2307 gimple_call_set_chain (gimple gs
, tree chain
)
2309 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2311 gimple_set_op (gs
, 2, chain
);
2315 /* Return the number of arguments used by call statement GS. */
2317 static inline unsigned
2318 gimple_call_num_args (const_gimple gs
)
2321 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2322 num_ops
= gimple_num_ops (gs
);
2327 /* Return the argument at position INDEX for call statement GS. */
2330 gimple_call_arg (const_gimple gs
, unsigned index
)
2332 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2333 return gimple_op (gs
, index
+ 3);
2337 /* Return a pointer to the argument at position INDEX for call
2340 static inline tree
*
2341 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2343 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2344 return gimple_op_ptr (gs
, index
+ 3);
2348 /* Set ARG to be the argument at position INDEX for call statement GS. */
2351 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2353 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2354 gimple_set_op (gs
, index
+ 3, arg
);
2358 /* If TAIL_P is true, mark call statement S as being a tail call
2359 (i.e., a call just before the exit of a function). These calls are
2360 candidate for tail call optimization. */
2363 gimple_call_set_tail (gimple s
, bool tail_p
)
2365 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2367 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2369 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2373 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2376 gimple_call_tail_p (gimple s
)
2378 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2379 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2383 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2384 slot optimization. This transformation uses the target of the call
2385 expansion as the return slot for calls that return in memory. */
2388 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2390 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2391 if (return_slot_opt_p
)
2392 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2394 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2398 /* Return true if S is marked for return slot optimization. */
2401 gimple_call_return_slot_opt_p (gimple s
)
2403 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2404 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2408 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2409 thunk to the thunked-to function. */
2412 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2414 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2416 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2418 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2422 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2425 gimple_call_from_thunk_p (gimple s
)
2427 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2428 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2432 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2433 argument pack in its argument list. */
2436 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2438 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2439 if (pass_arg_pack_p
)
2440 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2442 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2446 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2447 argument pack in its argument list. */
2450 gimple_call_va_arg_pack_p (gimple s
)
2452 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2453 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2457 /* Return true if S is a noreturn call. */
2460 gimple_call_noreturn_p (gimple s
)
2462 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2463 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2467 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2468 even if the called function can throw in other cases. */
2471 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2473 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2475 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2477 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2480 /* Return true if S is a nothrow call. */
2483 gimple_call_nothrow_p (gimple s
)
2485 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2486 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2489 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2490 is known to be emitted for VLA objects. Those are wrapped by
2491 stack_save/stack_restore calls and hence can't lead to unbounded
2492 stack growth even when they occur in loops. */
2495 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2497 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2499 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2501 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2504 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2507 gimple_call_alloca_for_var_p (gimple s
)
2509 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2510 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2513 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2516 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2518 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2519 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2520 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2524 /* Return a pointer to the points-to solution for the set of call-used
2525 variables of the call CALL. */
2527 static inline struct pt_solution
*
2528 gimple_call_use_set (gimple call
)
2530 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2531 return &call
->gimple_call
.call_used
;
2535 /* Return a pointer to the points-to solution for the set of call-used
2536 variables of the call CALL. */
2538 static inline struct pt_solution
*
2539 gimple_call_clobber_set (gimple call
)
2541 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2542 return &call
->gimple_call
.call_clobbered
;
2546 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2550 gimple_has_lhs (gimple stmt
)
2552 return (is_gimple_assign (stmt
)
2553 || (is_gimple_call (stmt
)
2554 && gimple_call_lhs (stmt
) != NULL_TREE
));
2558 /* Return the code of the predicate computed by conditional statement GS. */
2560 static inline enum tree_code
2561 gimple_cond_code (const_gimple gs
)
2563 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2564 return (enum tree_code
) gs
->gsbase
.subcode
;
2568 /* Set CODE to be the predicate code for the conditional statement GS. */
2571 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2573 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2574 gs
->gsbase
.subcode
= code
;
2578 /* Return the LHS of the predicate computed by conditional statement GS. */
2581 gimple_cond_lhs (const_gimple gs
)
2583 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2584 return gimple_op (gs
, 0);
2587 /* Return the pointer to the LHS of the predicate computed by conditional
2590 static inline tree
*
2591 gimple_cond_lhs_ptr (const_gimple gs
)
2593 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2594 return gimple_op_ptr (gs
, 0);
2597 /* Set LHS to be the LHS operand of the predicate computed by
2598 conditional statement GS. */
2601 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2603 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2604 gimple_set_op (gs
, 0, lhs
);
2608 /* Return the RHS operand of the predicate computed by conditional GS. */
2611 gimple_cond_rhs (const_gimple gs
)
2613 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2614 return gimple_op (gs
, 1);
2617 /* Return the pointer to the RHS operand of the predicate computed by
2620 static inline tree
*
2621 gimple_cond_rhs_ptr (const_gimple gs
)
2623 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2624 return gimple_op_ptr (gs
, 1);
2628 /* Set RHS to be the RHS operand of the predicate computed by
2629 conditional statement GS. */
2632 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2634 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2635 gimple_set_op (gs
, 1, rhs
);
2639 /* Return the label used by conditional statement GS when its
2640 predicate evaluates to true. */
2643 gimple_cond_true_label (const_gimple gs
)
2645 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2646 return gimple_op (gs
, 2);
2650 /* Set LABEL to be the label used by conditional statement GS when its
2651 predicate evaluates to true. */
2654 gimple_cond_set_true_label (gimple gs
, tree label
)
2656 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2657 gimple_set_op (gs
, 2, label
);
2661 /* Set LABEL to be the label used by conditional statement GS when its
2662 predicate evaluates to false. */
2665 gimple_cond_set_false_label (gimple gs
, tree label
)
2667 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2668 gimple_set_op (gs
, 3, label
);
2672 /* Return the label used by conditional statement GS when its
2673 predicate evaluates to false. */
2676 gimple_cond_false_label (const_gimple gs
)
2678 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2679 return gimple_op (gs
, 3);
2683 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2686 gimple_cond_make_false (gimple gs
)
2688 gimple_cond_set_lhs (gs
, boolean_true_node
);
2689 gimple_cond_set_rhs (gs
, boolean_false_node
);
2690 gs
->gsbase
.subcode
= EQ_EXPR
;
2694 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2697 gimple_cond_make_true (gimple gs
)
2699 gimple_cond_set_lhs (gs
, boolean_true_node
);
2700 gimple_cond_set_rhs (gs
, boolean_true_node
);
2701 gs
->gsbase
.subcode
= EQ_EXPR
;
2704 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2705 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2708 gimple_cond_true_p (const_gimple gs
)
2710 tree lhs
= gimple_cond_lhs (gs
);
2711 tree rhs
= gimple_cond_rhs (gs
);
2712 enum tree_code code
= gimple_cond_code (gs
);
2714 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2717 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2720 if (code
== NE_EXPR
&& lhs
!= rhs
)
2723 if (code
== EQ_EXPR
&& lhs
== rhs
)
2729 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2730 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2733 gimple_cond_false_p (const_gimple gs
)
2735 tree lhs
= gimple_cond_lhs (gs
);
2736 tree rhs
= gimple_cond_rhs (gs
);
2737 enum tree_code code
= gimple_cond_code (gs
);
2739 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2742 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2745 if (code
== NE_EXPR
&& lhs
== rhs
)
2748 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2754 /* Check if conditional statement GS is of the form 'if (var != 0)' or
2758 gimple_cond_single_var_p (gimple gs
)
2760 if (gimple_cond_code (gs
) == NE_EXPR
2761 && gimple_cond_rhs (gs
) == boolean_false_node
)
2764 if (gimple_cond_code (gs
) == EQ_EXPR
2765 && gimple_cond_rhs (gs
) == boolean_true_node
)
2771 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2774 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2776 gimple_cond_set_code (stmt
, code
);
2777 gimple_cond_set_lhs (stmt
, lhs
);
2778 gimple_cond_set_rhs (stmt
, rhs
);
2781 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2784 gimple_label_label (const_gimple gs
)
2786 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2787 return gimple_op (gs
, 0);
2791 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2795 gimple_label_set_label (gimple gs
, tree label
)
2797 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2798 gimple_set_op (gs
, 0, label
);
2802 /* Return the destination of the unconditional jump GS. */
2805 gimple_goto_dest (const_gimple gs
)
2807 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2808 return gimple_op (gs
, 0);
2812 /* Set DEST to be the destination of the unconditonal jump GS. */
2815 gimple_goto_set_dest (gimple gs
, tree dest
)
2817 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2818 gimple_set_op (gs
, 0, dest
);
2822 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2825 gimple_bind_vars (const_gimple gs
)
2827 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2828 return gs
->gimple_bind
.vars
;
2832 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2836 gimple_bind_set_vars (gimple gs
, tree vars
)
2838 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2839 gs
->gimple_bind
.vars
= vars
;
2843 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2847 gimple_bind_append_vars (gimple gs
, tree vars
)
2849 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2850 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2854 static inline gimple_seq
*
2855 gimple_bind_body_ptr (gimple gs
)
2857 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2858 return &gs
->gimple_bind
.body
;
2861 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2863 static inline gimple_seq
2864 gimple_bind_body (gimple gs
)
2866 return *gimple_bind_body_ptr (gs
);
2870 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2874 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2876 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2877 gs
->gimple_bind
.body
= seq
;
2881 /* Append a statement to the end of a GIMPLE_BIND's body. */
2884 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2886 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2887 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2891 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2894 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2896 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2897 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2901 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2902 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2905 gimple_bind_block (const_gimple gs
)
2907 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2908 return gs
->gimple_bind
.block
;
2912 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2916 gimple_bind_set_block (gimple gs
, tree block
)
2918 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2919 gcc_gimple_checking_assert (block
== NULL_TREE
2920 || TREE_CODE (block
) == BLOCK
);
2921 gs
->gimple_bind
.block
= block
;
2925 /* Return the number of input operands for GIMPLE_ASM GS. */
2927 static inline unsigned
2928 gimple_asm_ninputs (const_gimple gs
)
2930 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2931 return gs
->gimple_asm
.ni
;
2935 /* Return the number of output operands for GIMPLE_ASM GS. */
2937 static inline unsigned
2938 gimple_asm_noutputs (const_gimple gs
)
2940 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2941 return gs
->gimple_asm
.no
;
2945 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2947 static inline unsigned
2948 gimple_asm_nclobbers (const_gimple gs
)
2950 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2951 return gs
->gimple_asm
.nc
;
2954 /* Return the number of label operands for GIMPLE_ASM GS. */
2956 static inline unsigned
2957 gimple_asm_nlabels (const_gimple gs
)
2959 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2960 return gs
->gimple_asm
.nl
;
2963 /* Return input operand INDEX of GIMPLE_ASM GS. */
2966 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2968 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2969 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
2970 return gimple_op (gs
, index
+ gs
->gimple_asm
.no
);
2973 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2975 static inline tree
*
2976 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2978 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2979 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
2980 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.no
);
2984 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2987 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2989 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2990 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
2991 && TREE_CODE (in_op
) == TREE_LIST
);
2992 gimple_set_op (gs
, index
+ gs
->gimple_asm
.no
, in_op
);
2996 /* Return output operand INDEX of GIMPLE_ASM GS. */
2999 gimple_asm_output_op (const_gimple gs
, unsigned index
)
3001 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3002 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3003 return gimple_op (gs
, index
);
3006 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
3008 static inline tree
*
3009 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
3011 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3012 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3013 return gimple_op_ptr (gs
, index
);
3017 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
3020 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
3022 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3023 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
3024 && TREE_CODE (out_op
) == TREE_LIST
);
3025 gimple_set_op (gs
, index
, out_op
);
3029 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3032 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3034 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3035 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
);
3036 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3040 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3043 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3045 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3046 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
3047 && TREE_CODE (clobber_op
) == TREE_LIST
);
3048 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3051 /* Return label operand INDEX of GIMPLE_ASM GS. */
3054 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3056 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3057 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
);
3058 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3061 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3064 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3066 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3067 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
3068 && TREE_CODE (label_op
) == TREE_LIST
);
3069 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3072 /* Return the string representing the assembly instruction in
3075 static inline const char *
3076 gimple_asm_string (const_gimple gs
)
3078 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3079 return gs
->gimple_asm
.string
;
3083 /* Return true if GS is an asm statement marked volatile. */
3086 gimple_asm_volatile_p (const_gimple gs
)
3088 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3089 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3093 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3096 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3098 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3100 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3102 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3106 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3109 gimple_asm_set_input (gimple gs
, bool input_p
)
3111 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3113 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3115 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3119 /* Return true if asm GS is an ASM_INPUT. */
3122 gimple_asm_input_p (const_gimple gs
)
3124 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3125 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3129 /* Return the types handled by GIMPLE_CATCH statement GS. */
3132 gimple_catch_types (const_gimple gs
)
3134 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3135 return gs
->gimple_catch
.types
;
3139 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3141 static inline tree
*
3142 gimple_catch_types_ptr (gimple gs
)
3144 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3145 return &gs
->gimple_catch
.types
;
3149 /* Return a pointer to the GIMPLE sequence representing the body of
3150 the handler of GIMPLE_CATCH statement GS. */
3152 static inline gimple_seq
*
3153 gimple_catch_handler_ptr (gimple gs
)
3155 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3156 return &gs
->gimple_catch
.handler
;
3160 /* Return the GIMPLE sequence representing the body of the handler of
3161 GIMPLE_CATCH statement GS. */
3163 static inline gimple_seq
3164 gimple_catch_handler (gimple gs
)
3166 return *gimple_catch_handler_ptr (gs
);
3170 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3173 gimple_catch_set_types (gimple gs
, tree t
)
3175 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3176 gs
->gimple_catch
.types
= t
;
3180 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3183 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3185 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3186 gs
->gimple_catch
.handler
= handler
;
3190 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3193 gimple_eh_filter_types (const_gimple gs
)
3195 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3196 return gs
->gimple_eh_filter
.types
;
3200 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3203 static inline tree
*
3204 gimple_eh_filter_types_ptr (gimple gs
)
3206 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3207 return &gs
->gimple_eh_filter
.types
;
3211 /* Return a pointer to the sequence of statement to execute when
3212 GIMPLE_EH_FILTER statement fails. */
3214 static inline gimple_seq
*
3215 gimple_eh_filter_failure_ptr (gimple gs
)
3217 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3218 return &gs
->gimple_eh_filter
.failure
;
3222 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3225 static inline gimple_seq
3226 gimple_eh_filter_failure (gimple gs
)
3228 return *gimple_eh_filter_failure_ptr (gs
);
3232 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3235 gimple_eh_filter_set_types (gimple gs
, tree types
)
3237 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3238 gs
->gimple_eh_filter
.types
= types
;
3242 /* Set FAILURE to be the sequence of statements to execute on failure
3243 for GIMPLE_EH_FILTER GS. */
3246 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3248 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3249 gs
->gimple_eh_filter
.failure
= failure
;
3252 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3255 gimple_eh_must_not_throw_fndecl (gimple gs
)
3257 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3258 return gs
->gimple_eh_mnt
.fndecl
;
3261 /* Set the function decl to be called by GS to DECL. */
3264 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3266 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3267 gs
->gimple_eh_mnt
.fndecl
= decl
;
3270 /* GIMPLE_EH_ELSE accessors. */
3272 static inline gimple_seq
*
3273 gimple_eh_else_n_body_ptr (gimple gs
)
3275 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3276 return &gs
->gimple_eh_else
.n_body
;
3279 static inline gimple_seq
3280 gimple_eh_else_n_body (gimple gs
)
3282 return *gimple_eh_else_n_body_ptr (gs
);
3285 static inline gimple_seq
*
3286 gimple_eh_else_e_body_ptr (gimple gs
)
3288 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3289 return &gs
->gimple_eh_else
.e_body
;
3292 static inline gimple_seq
3293 gimple_eh_else_e_body (gimple gs
)
3295 return *gimple_eh_else_e_body_ptr (gs
);
3299 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3301 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3302 gs
->gimple_eh_else
.n_body
= seq
;
3306 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3308 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3309 gs
->gimple_eh_else
.e_body
= seq
;
3312 /* GIMPLE_TRY accessors. */
3314 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3315 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3317 static inline enum gimple_try_flags
3318 gimple_try_kind (const_gimple gs
)
3320 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3321 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3325 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3328 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3330 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3331 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3332 || kind
== GIMPLE_TRY_FINALLY
);
3333 if (gimple_try_kind (gs
) != kind
)
3334 gs
->gsbase
.subcode
= (unsigned int) kind
;
3338 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3341 gimple_try_catch_is_cleanup (const_gimple gs
)
3343 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3344 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3348 /* Return a pointer to the sequence of statements used as the
3349 body for GIMPLE_TRY GS. */
3351 static inline gimple_seq
*
3352 gimple_try_eval_ptr (gimple gs
)
3354 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3355 return &gs
->gimple_try
.eval
;
3359 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3361 static inline gimple_seq
3362 gimple_try_eval (gimple gs
)
3364 return *gimple_try_eval_ptr (gs
);
3368 /* Return a pointer to the sequence of statements used as the cleanup body for
3371 static inline gimple_seq
*
3372 gimple_try_cleanup_ptr (gimple gs
)
3374 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3375 return &gs
->gimple_try
.cleanup
;
3379 /* Return the sequence of statements used as the cleanup body for
3382 static inline gimple_seq
3383 gimple_try_cleanup (gimple gs
)
3385 return *gimple_try_cleanup_ptr (gs
);
3389 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3392 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3394 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3395 if (catch_is_cleanup
)
3396 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3398 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3402 /* Set EVAL to be the sequence of statements to use as the body for
3406 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3408 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3409 gs
->gimple_try
.eval
= eval
;
3413 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3414 body for GIMPLE_TRY GS. */
3417 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3419 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3420 gs
->gimple_try
.cleanup
= cleanup
;
3424 /* Return a pointer to the cleanup sequence for cleanup statement GS. */
3426 static inline gimple_seq
*
3427 gimple_wce_cleanup_ptr (gimple gs
)
3429 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3430 return &gs
->gimple_wce
.cleanup
;
3434 /* Return the cleanup sequence for cleanup statement GS. */
3436 static inline gimple_seq
3437 gimple_wce_cleanup (gimple gs
)
3439 return *gimple_wce_cleanup_ptr (gs
);
3443 /* Set CLEANUP to be the cleanup sequence for GS. */
3446 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3448 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3449 gs
->gimple_wce
.cleanup
= cleanup
;
3453 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3456 gimple_wce_cleanup_eh_only (const_gimple gs
)
3458 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3459 return gs
->gsbase
.subcode
!= 0;
3463 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3466 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3468 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3469 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3473 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3475 static inline unsigned
3476 gimple_phi_capacity (const_gimple gs
)
3478 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3479 return gs
->gimple_phi
.capacity
;
3483 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3484 be exactly the number of incoming edges for the basic block holding
3487 static inline unsigned
3488 gimple_phi_num_args (const_gimple gs
)
3490 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3491 return gs
->gimple_phi
.nargs
;
3495 /* Return the SSA name created by GIMPLE_PHI GS. */
3498 gimple_phi_result (const_gimple gs
)
3500 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3501 return gs
->gimple_phi
.result
;
3504 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3506 static inline tree
*
3507 gimple_phi_result_ptr (gimple gs
)
3509 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3510 return &gs
->gimple_phi
.result
;
3513 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3516 gimple_phi_set_result (gimple gs
, tree result
)
3518 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3519 gs
->gimple_phi
.result
= result
;
3520 if (result
&& TREE_CODE (result
) == SSA_NAME
)
3521 SSA_NAME_DEF_STMT (result
) = gs
;
3525 /* Return the PHI argument corresponding to incoming edge INDEX for
3528 static inline struct phi_arg_d
*
3529 gimple_phi_arg (gimple gs
, unsigned index
)
3531 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3532 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3533 return &(gs
->gimple_phi
.args
[index
]);
3536 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3537 for GIMPLE_PHI GS. */
3540 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3542 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3543 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3544 gs
->gimple_phi
.args
[index
] = *phiarg
;
3547 /* Return the region number for GIMPLE_RESX GS. */
3550 gimple_resx_region (const_gimple gs
)
3552 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3553 return gs
->gimple_eh_ctrl
.region
;
3556 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3559 gimple_resx_set_region (gimple gs
, int region
)
3561 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3562 gs
->gimple_eh_ctrl
.region
= region
;
3565 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3568 gimple_eh_dispatch_region (const_gimple gs
)
3570 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3571 return gs
->gimple_eh_ctrl
.region
;
3574 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3577 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3579 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3580 gs
->gimple_eh_ctrl
.region
= region
;
3583 /* Return the number of labels associated with the switch statement GS. */
3585 static inline unsigned
3586 gimple_switch_num_labels (const_gimple gs
)
3589 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3590 num_ops
= gimple_num_ops (gs
);
3591 gcc_gimple_checking_assert (num_ops
> 1);
3596 /* Set NLABELS to be the number of labels for the switch statement GS. */
3599 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3601 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3602 gimple_set_num_ops (g
, nlabels
+ 1);
3606 /* Return the index variable used by the switch statement GS. */
3609 gimple_switch_index (const_gimple gs
)
3611 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3612 return gimple_op (gs
, 0);
3616 /* Return a pointer to the index variable for the switch statement GS. */
3618 static inline tree
*
3619 gimple_switch_index_ptr (const_gimple gs
)
3621 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3622 return gimple_op_ptr (gs
, 0);
3626 /* Set INDEX to be the index variable for switch statement GS. */
3629 gimple_switch_set_index (gimple gs
, tree index
)
3631 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3632 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3633 gimple_set_op (gs
, 0, index
);
3637 /* Return the label numbered INDEX. The default label is 0, followed by any
3638 labels in a switch statement. */
3641 gimple_switch_label (const_gimple gs
, unsigned index
)
3643 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3644 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3645 return gimple_op (gs
, index
+ 1);
3648 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3651 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3653 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3654 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3655 && (label
== NULL_TREE
3656 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3657 gimple_set_op (gs
, index
+ 1, label
);
3660 /* Return the default label for a switch statement. */
3663 gimple_switch_default_label (const_gimple gs
)
3665 tree label
= gimple_switch_label (gs
, 0);
3666 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3670 /* Set the default label for a switch statement. */
3673 gimple_switch_set_default_label (gimple gs
, tree label
)
3675 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3676 gimple_switch_set_label (gs
, 0, label
);
3679 /* Return true if GS is a GIMPLE_DEBUG statement. */
3682 is_gimple_debug (const_gimple gs
)
3684 return gimple_code (gs
) == GIMPLE_DEBUG
;
3687 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3690 gimple_debug_bind_p (const_gimple s
)
3692 if (is_gimple_debug (s
))
3693 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3698 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3701 gimple_debug_bind_get_var (gimple dbg
)
3703 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3704 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3705 return gimple_op (dbg
, 0);
3708 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3712 gimple_debug_bind_get_value (gimple dbg
)
3714 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3715 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3716 return gimple_op (dbg
, 1);
3719 /* Return a pointer to the value bound to the variable in a
3720 GIMPLE_DEBUG bind statement. */
3722 static inline tree
*
3723 gimple_debug_bind_get_value_ptr (gimple dbg
)
3725 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3726 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3727 return gimple_op_ptr (dbg
, 1);
3730 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3733 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3735 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3736 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3737 gimple_set_op (dbg
, 0, var
);
3740 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3744 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3746 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3747 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3748 gimple_set_op (dbg
, 1, value
);
3751 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3753 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3755 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3759 gimple_debug_bind_reset_value (gimple dbg
)
3761 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3762 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3763 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3766 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3770 gimple_debug_bind_has_value_p (gimple dbg
)
3772 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3773 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3774 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3777 #undef GIMPLE_DEBUG_BIND_NOVALUE
3779 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3782 gimple_debug_source_bind_p (const_gimple s
)
3784 if (is_gimple_debug (s
))
3785 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3790 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3793 gimple_debug_source_bind_get_var (gimple dbg
)
3795 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3796 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3797 return gimple_op (dbg
, 0);
3800 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3804 gimple_debug_source_bind_get_value (gimple dbg
)
3806 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3807 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3808 return gimple_op (dbg
, 1);
3811 /* Return a pointer to the value bound to the variable in a
3812 GIMPLE_DEBUG source bind statement. */
3814 static inline tree
*
3815 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3817 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3818 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3819 return gimple_op_ptr (dbg
, 1);
3822 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3825 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3827 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3828 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3829 gimple_set_op (dbg
, 0, var
);
3832 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3836 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3838 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3839 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3840 gimple_set_op (dbg
, 1, value
);
3843 /* Return a pointer to the body for the OMP statement GS. */
3845 static inline gimple_seq
*
3846 gimple_omp_body_ptr (gimple gs
)
3848 return &gs
->omp
.body
;
3851 /* Return the body for the OMP statement GS. */
3853 static inline gimple_seq
3854 gimple_omp_body (gimple gs
)
3856 return *gimple_omp_body_ptr (gs
);
3859 /* Set BODY to be the body for the OMP statement GS. */
3862 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3864 gs
->omp
.body
= body
;
3868 /* Return the name associated with OMP_CRITICAL statement GS. */
3871 gimple_omp_critical_name (const_gimple gs
)
3873 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3874 return gs
->gimple_omp_critical
.name
;
3878 /* Return a pointer to the name associated with OMP critical statement GS. */
3880 static inline tree
*
3881 gimple_omp_critical_name_ptr (gimple gs
)
3883 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3884 return &gs
->gimple_omp_critical
.name
;
3888 /* Set NAME to be the name associated with OMP critical statement GS. */
3891 gimple_omp_critical_set_name (gimple gs
, tree name
)
3893 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3894 gs
->gimple_omp_critical
.name
= name
;
3898 /* Return the clauses associated with OMP_FOR GS. */
3901 gimple_omp_for_clauses (const_gimple gs
)
3903 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3904 return gs
->gimple_omp_for
.clauses
;
3908 /* Return a pointer to the OMP_FOR GS. */
3910 static inline tree
*
3911 gimple_omp_for_clauses_ptr (gimple gs
)
3913 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3914 return &gs
->gimple_omp_for
.clauses
;
3918 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3921 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3923 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3924 gs
->gimple_omp_for
.clauses
= clauses
;
3928 /* Get the collapse count of OMP_FOR GS. */
3930 static inline size_t
3931 gimple_omp_for_collapse (gimple gs
)
3933 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3934 return gs
->gimple_omp_for
.collapse
;
3938 /* Return the index variable for OMP_FOR GS. */
3941 gimple_omp_for_index (const_gimple gs
, size_t i
)
3943 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3944 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3945 return gs
->gimple_omp_for
.iter
[i
].index
;
3949 /* Return a pointer to the index variable for OMP_FOR GS. */
3951 static inline tree
*
3952 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3954 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3955 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3956 return &gs
->gimple_omp_for
.iter
[i
].index
;
3960 /* Set INDEX to be the index variable for OMP_FOR GS. */
3963 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3965 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3966 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3967 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3971 /* Return the initial value for OMP_FOR GS. */
3974 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3976 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3977 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3978 return gs
->gimple_omp_for
.iter
[i
].initial
;
3982 /* Return a pointer to the initial value for OMP_FOR GS. */
3984 static inline tree
*
3985 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3987 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3988 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3989 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3993 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3996 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3998 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3999 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4000 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
4004 /* Return the final value for OMP_FOR GS. */
4007 gimple_omp_for_final (const_gimple gs
, size_t i
)
4009 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4010 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4011 return gs
->gimple_omp_for
.iter
[i
].final
;
4015 /* Return a pointer to the final value for OMP_FOR GS. */
4017 static inline tree
*
4018 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
4020 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4021 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4022 return &gs
->gimple_omp_for
.iter
[i
].final
;
4026 /* Set FINAL to be the final value for OMP_FOR GS. */
4029 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
4031 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4032 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4033 gs
->gimple_omp_for
.iter
[i
].final
= final
;
4037 /* Return the increment value for OMP_FOR GS. */
4040 gimple_omp_for_incr (const_gimple gs
, size_t i
)
4042 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4043 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4044 return gs
->gimple_omp_for
.iter
[i
].incr
;
4048 /* Return a pointer to the increment value for OMP_FOR GS. */
4050 static inline tree
*
4051 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
4053 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4054 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4055 return &gs
->gimple_omp_for
.iter
[i
].incr
;
4059 /* Set INCR to be the increment value for OMP_FOR GS. */
4062 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
4064 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4065 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4066 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
4070 /* Return a pointer to the sequence of statements to execute before the OMP_FOR
4071 statement GS starts. */
4073 static inline gimple_seq
*
4074 gimple_omp_for_pre_body_ptr (gimple gs
)
4076 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4077 return &gs
->gimple_omp_for
.pre_body
;
4081 /* Return the sequence of statements to execute before the OMP_FOR
4082 statement GS starts. */
4084 static inline gimple_seq
4085 gimple_omp_for_pre_body (gimple gs
)
4087 return *gimple_omp_for_pre_body_ptr (gs
);
4091 /* Set PRE_BODY to be the sequence of statements to execute before the
4092 OMP_FOR statement GS starts. */
4095 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
4097 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4098 gs
->gimple_omp_for
.pre_body
= pre_body
;
4102 /* Return the clauses associated with OMP_PARALLEL GS. */
4105 gimple_omp_parallel_clauses (const_gimple gs
)
4107 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4108 return gs
->gimple_omp_parallel
.clauses
;
4112 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4114 static inline tree
*
4115 gimple_omp_parallel_clauses_ptr (gimple gs
)
4117 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4118 return &gs
->gimple_omp_parallel
.clauses
;
4122 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4126 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4128 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4129 gs
->gimple_omp_parallel
.clauses
= clauses
;
4133 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4136 gimple_omp_parallel_child_fn (const_gimple gs
)
4138 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4139 return gs
->gimple_omp_parallel
.child_fn
;
4142 /* Return a pointer to the child function used to hold the body of
4145 static inline tree
*
4146 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4148 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4149 return &gs
->gimple_omp_parallel
.child_fn
;
4153 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4156 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4158 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4159 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4163 /* Return the artificial argument used to send variables and values
4164 from the parent to the children threads in OMP_PARALLEL GS. */
4167 gimple_omp_parallel_data_arg (const_gimple gs
)
4169 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4170 return gs
->gimple_omp_parallel
.data_arg
;
4174 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4176 static inline tree
*
4177 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4179 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4180 return &gs
->gimple_omp_parallel
.data_arg
;
4184 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4187 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4189 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4190 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4194 /* Return the clauses associated with OMP_TASK GS. */
4197 gimple_omp_task_clauses (const_gimple gs
)
4199 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4200 return gs
->gimple_omp_parallel
.clauses
;
4204 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4206 static inline tree
*
4207 gimple_omp_task_clauses_ptr (gimple gs
)
4209 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4210 return &gs
->gimple_omp_parallel
.clauses
;
4214 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4218 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4220 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4221 gs
->gimple_omp_parallel
.clauses
= clauses
;
4225 /* Return the child function used to hold the body of OMP_TASK GS. */
4228 gimple_omp_task_child_fn (const_gimple gs
)
4230 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4231 return gs
->gimple_omp_parallel
.child_fn
;
4234 /* Return a pointer to the child function used to hold the body of
4237 static inline tree
*
4238 gimple_omp_task_child_fn_ptr (gimple gs
)
4240 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4241 return &gs
->gimple_omp_parallel
.child_fn
;
4245 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4248 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4250 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4251 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4255 /* Return the artificial argument used to send variables and values
4256 from the parent to the children threads in OMP_TASK GS. */
4259 gimple_omp_task_data_arg (const_gimple gs
)
4261 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4262 return gs
->gimple_omp_parallel
.data_arg
;
4266 /* Return a pointer to the data argument for OMP_TASK GS. */
4268 static inline tree
*
4269 gimple_omp_task_data_arg_ptr (gimple gs
)
4271 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4272 return &gs
->gimple_omp_parallel
.data_arg
;
4276 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4279 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4281 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4282 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4286 /* Return the clauses associated with OMP_TASK GS. */
4289 gimple_omp_taskreg_clauses (const_gimple gs
)
4291 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4292 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4293 return gs
->gimple_omp_parallel
.clauses
;
4297 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4299 static inline tree
*
4300 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4302 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4303 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4304 return &gs
->gimple_omp_parallel
.clauses
;
4308 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4312 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4314 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4315 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4316 gs
->gimple_omp_parallel
.clauses
= clauses
;
4320 /* Return the child function used to hold the body of OMP_TASK GS. */
4323 gimple_omp_taskreg_child_fn (const_gimple gs
)
4325 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4326 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4327 return gs
->gimple_omp_parallel
.child_fn
;
4330 /* Return a pointer to the child function used to hold the body of
4333 static inline tree
*
4334 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4336 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4337 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4338 return &gs
->gimple_omp_parallel
.child_fn
;
4342 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4345 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4347 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4348 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4349 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4353 /* Return the artificial argument used to send variables and values
4354 from the parent to the children threads in OMP_TASK GS. */
4357 gimple_omp_taskreg_data_arg (const_gimple gs
)
4359 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4360 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4361 return gs
->gimple_omp_parallel
.data_arg
;
4365 /* Return a pointer to the data argument for OMP_TASK GS. */
4367 static inline tree
*
4368 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4370 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4371 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4372 return &gs
->gimple_omp_parallel
.data_arg
;
4376 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4379 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4381 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4382 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4383 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4387 /* Return the copy function used to hold the body of OMP_TASK GS. */
4390 gimple_omp_task_copy_fn (const_gimple gs
)
4392 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4393 return gs
->gimple_omp_task
.copy_fn
;
4396 /* Return a pointer to the copy function used to hold the body of
4399 static inline tree
*
4400 gimple_omp_task_copy_fn_ptr (gimple gs
)
4402 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4403 return &gs
->gimple_omp_task
.copy_fn
;
4407 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4410 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4412 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4413 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4417 /* Return size of the data block in bytes in OMP_TASK GS. */
4420 gimple_omp_task_arg_size (const_gimple gs
)
4422 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4423 return gs
->gimple_omp_task
.arg_size
;
4427 /* Return a pointer to the data block size for OMP_TASK GS. */
4429 static inline tree
*
4430 gimple_omp_task_arg_size_ptr (gimple gs
)
4432 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4433 return &gs
->gimple_omp_task
.arg_size
;
4437 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4440 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4442 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4443 gs
->gimple_omp_task
.arg_size
= arg_size
;
4447 /* Return align of the data block in bytes in OMP_TASK GS. */
4450 gimple_omp_task_arg_align (const_gimple gs
)
4452 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4453 return gs
->gimple_omp_task
.arg_align
;
4457 /* Return a pointer to the data block align for OMP_TASK GS. */
4459 static inline tree
*
4460 gimple_omp_task_arg_align_ptr (gimple gs
)
4462 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4463 return &gs
->gimple_omp_task
.arg_align
;
4467 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4470 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4472 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4473 gs
->gimple_omp_task
.arg_align
= arg_align
;
4477 /* Return the clauses associated with OMP_SINGLE GS. */
4480 gimple_omp_single_clauses (const_gimple gs
)
4482 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4483 return gs
->gimple_omp_single
.clauses
;
4487 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4489 static inline tree
*
4490 gimple_omp_single_clauses_ptr (gimple gs
)
4492 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4493 return &gs
->gimple_omp_single
.clauses
;
4497 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4500 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4502 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4503 gs
->gimple_omp_single
.clauses
= clauses
;
4507 /* Return the clauses associated with OMP_SECTIONS GS. */
4510 gimple_omp_sections_clauses (const_gimple gs
)
4512 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4513 return gs
->gimple_omp_sections
.clauses
;
4517 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4519 static inline tree
*
4520 gimple_omp_sections_clauses_ptr (gimple gs
)
4522 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4523 return &gs
->gimple_omp_sections
.clauses
;
4527 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4531 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4533 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4534 gs
->gimple_omp_sections
.clauses
= clauses
;
4538 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4542 gimple_omp_sections_control (const_gimple gs
)
4544 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4545 return gs
->gimple_omp_sections
.control
;
4549 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4552 static inline tree
*
4553 gimple_omp_sections_control_ptr (gimple gs
)
4555 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4556 return &gs
->gimple_omp_sections
.control
;
4560 /* Set CONTROL to be the set of clauses associated with the
4561 GIMPLE_OMP_SECTIONS in GS. */
4564 gimple_omp_sections_set_control (gimple gs
, tree control
)
4566 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4567 gs
->gimple_omp_sections
.control
= control
;
4571 /* Set COND to be the condition code for OMP_FOR GS. */
4574 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4576 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4577 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4578 && i
< gs
->gimple_omp_for
.collapse
);
4579 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4583 /* Return the condition code associated with OMP_FOR GS. */
4585 static inline enum tree_code
4586 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4588 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4589 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4590 return gs
->gimple_omp_for
.iter
[i
].cond
;
4594 /* Set the value being stored in an atomic store. */
4597 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4599 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4600 g
->gimple_omp_atomic_store
.val
= val
;
4604 /* Return the value being stored in an atomic store. */
4607 gimple_omp_atomic_store_val (const_gimple g
)
4609 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4610 return g
->gimple_omp_atomic_store
.val
;
4614 /* Return a pointer to the value being stored in an atomic store. */
4616 static inline tree
*
4617 gimple_omp_atomic_store_val_ptr (gimple g
)
4619 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4620 return &g
->gimple_omp_atomic_store
.val
;
4624 /* Set the LHS of an atomic load. */
4627 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4629 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4630 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4634 /* Get the LHS of an atomic load. */
4637 gimple_omp_atomic_load_lhs (const_gimple g
)
4639 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4640 return g
->gimple_omp_atomic_load
.lhs
;
4644 /* Return a pointer to the LHS of an atomic load. */
4646 static inline tree
*
4647 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4649 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4650 return &g
->gimple_omp_atomic_load
.lhs
;
4654 /* Set the RHS of an atomic load. */
4657 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4659 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4660 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4664 /* Get the RHS of an atomic load. */
4667 gimple_omp_atomic_load_rhs (const_gimple g
)
4669 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4670 return g
->gimple_omp_atomic_load
.rhs
;
4674 /* Return a pointer to the RHS of an atomic load. */
4676 static inline tree
*
4677 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4679 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4680 return &g
->gimple_omp_atomic_load
.rhs
;
4684 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4687 gimple_omp_continue_control_def (const_gimple g
)
4689 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4690 return g
->gimple_omp_continue
.control_def
;
4693 /* The same as above, but return the address. */
4695 static inline tree
*
4696 gimple_omp_continue_control_def_ptr (gimple g
)
4698 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4699 return &g
->gimple_omp_continue
.control_def
;
4702 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4705 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4707 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4708 g
->gimple_omp_continue
.control_def
= def
;
4712 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4715 gimple_omp_continue_control_use (const_gimple g
)
4717 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4718 return g
->gimple_omp_continue
.control_use
;
4722 /* The same as above, but return the address. */
4724 static inline tree
*
4725 gimple_omp_continue_control_use_ptr (gimple g
)
4727 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4728 return &g
->gimple_omp_continue
.control_use
;
4732 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4735 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4737 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4738 g
->gimple_omp_continue
.control_use
= use
;
4741 /* Return a pointer to the body for the GIMPLE_TRANSACTION statement GS. */
4743 static inline gimple_seq
*
4744 gimple_transaction_body_ptr (gimple gs
)
4746 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4747 return &gs
->gimple_transaction
.body
;
4750 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
4752 static inline gimple_seq
4753 gimple_transaction_body (gimple gs
)
4755 return *gimple_transaction_body_ptr (gs
);
4758 /* Return the label associated with a GIMPLE_TRANSACTION. */
4761 gimple_transaction_label (const_gimple gs
)
4763 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4764 return gs
->gimple_transaction
.label
;
4767 static inline tree
*
4768 gimple_transaction_label_ptr (gimple gs
)
4770 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4771 return &gs
->gimple_transaction
.label
;
4774 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
4776 static inline unsigned int
4777 gimple_transaction_subcode (const_gimple gs
)
4779 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4780 return gs
->gsbase
.subcode
;
4783 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
4786 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
4788 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4789 gs
->gimple_transaction
.body
= body
;
4792 /* Set the label associated with a GIMPLE_TRANSACTION. */
4795 gimple_transaction_set_label (gimple gs
, tree label
)
4797 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4798 gs
->gimple_transaction
.label
= label
;
4801 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
4804 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
4806 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4807 gs
->gsbase
.subcode
= subcode
;
4811 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4813 static inline tree
*
4814 gimple_return_retval_ptr (const_gimple gs
)
4816 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4817 return gimple_op_ptr (gs
, 0);
4820 /* Return the return value for GIMPLE_RETURN GS. */
4823 gimple_return_retval (const_gimple gs
)
4825 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4826 return gimple_op (gs
, 0);
4830 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4833 gimple_return_set_retval (gimple gs
, tree retval
)
4835 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4836 gimple_set_op (gs
, 0, retval
);
4840 /* Returns true when the gimple statement STMT is any of the OpenMP types. */
4842 #define CASE_GIMPLE_OMP \
4843 case GIMPLE_OMP_PARALLEL: \
4844 case GIMPLE_OMP_TASK: \
4845 case GIMPLE_OMP_FOR: \
4846 case GIMPLE_OMP_SECTIONS: \
4847 case GIMPLE_OMP_SECTIONS_SWITCH: \
4848 case GIMPLE_OMP_SINGLE: \
4849 case GIMPLE_OMP_SECTION: \
4850 case GIMPLE_OMP_MASTER: \
4851 case GIMPLE_OMP_ORDERED: \
4852 case GIMPLE_OMP_CRITICAL: \
4853 case GIMPLE_OMP_RETURN: \
4854 case GIMPLE_OMP_ATOMIC_LOAD: \
4855 case GIMPLE_OMP_ATOMIC_STORE: \
4856 case GIMPLE_OMP_CONTINUE
4859 is_gimple_omp (const_gimple stmt
)
4861 switch (gimple_code (stmt
))
4871 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4874 gimple_nop_p (const_gimple g
)
4876 return gimple_code (g
) == GIMPLE_NOP
;
4880 /* Return true if GS is a GIMPLE_RESX. */
4883 is_gimple_resx (const_gimple gs
)
4885 return gimple_code (gs
) == GIMPLE_RESX
;
4888 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4890 static inline enum br_predictor
4891 gimple_predict_predictor (gimple gs
)
4893 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4894 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4898 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4901 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4903 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4904 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4905 | (unsigned) predictor
;
4909 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4911 static inline enum prediction
4912 gimple_predict_outcome (gimple gs
)
4914 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4915 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4919 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4922 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4924 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4925 if (outcome
== TAKEN
)
4926 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4928 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4932 /* Return the type of the main expression computed by STMT. Return
4933 void_type_node if the statement computes nothing. */
4936 gimple_expr_type (const_gimple stmt
)
4938 enum gimple_code code
= gimple_code (stmt
);
4940 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4943 /* In general we want to pass out a type that can be substituted
4944 for both the RHS and the LHS types if there is a possibly
4945 useless conversion involved. That means returning the
4946 original RHS type as far as we can reconstruct it. */
4947 if (code
== GIMPLE_CALL
)
4948 type
= gimple_call_return_type (stmt
);
4950 switch (gimple_assign_rhs_code (stmt
))
4952 case POINTER_PLUS_EXPR
:
4953 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4957 /* As fallback use the type of the LHS. */
4958 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4963 else if (code
== GIMPLE_COND
)
4964 return boolean_type_node
;
4966 return void_type_node
;
4969 /* Return true if TYPE is a suitable type for a scalar register variable. */
4972 is_gimple_reg_type (tree type
)
4974 return !AGGREGATE_TYPE_P (type
);
4977 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4979 static inline gimple_stmt_iterator
4980 gsi_start_1 (gimple_seq
*seq
)
4982 gimple_stmt_iterator i
;
4984 i
.ptr
= gimple_seq_first (*seq
);
4986 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
4991 #define gsi_start(x) gsi_start_1(&(x))
4993 static inline gimple_stmt_iterator
4996 gimple_stmt_iterator i
;
5003 /* Return a new iterator pointing to the first statement in basic block BB. */
5005 static inline gimple_stmt_iterator
5006 gsi_start_bb (basic_block bb
)
5008 gimple_stmt_iterator i
;
5011 seq
= bb_seq_addr (bb
);
5012 i
.ptr
= gimple_seq_first (*seq
);
5020 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
5022 static inline gimple_stmt_iterator
5023 gsi_last_1 (gimple_seq
*seq
)
5025 gimple_stmt_iterator i
;
5027 i
.ptr
= gimple_seq_last (*seq
);
5029 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5034 #define gsi_last(x) gsi_last_1(&(x))
5036 /* Return a new iterator pointing to the last statement in basic block BB. */
5038 static inline gimple_stmt_iterator
5039 gsi_last_bb (basic_block bb
)
5041 gimple_stmt_iterator i
;
5044 seq
= bb_seq_addr (bb
);
5045 i
.ptr
= gimple_seq_last (*seq
);
5053 /* Return true if I is at the end of its sequence. */
5056 gsi_end_p (gimple_stmt_iterator i
)
5058 return i
.ptr
== NULL
;
5062 /* Return true if I is one statement before the end of its sequence. */
5065 gsi_one_before_end_p (gimple_stmt_iterator i
)
5067 return i
.ptr
!= NULL
&& i
.ptr
->gsbase
.next
== NULL
;
5071 /* Advance the iterator to the next gimple statement. */
5074 gsi_next (gimple_stmt_iterator
*i
)
5076 i
->ptr
= i
->ptr
->gsbase
.next
;
5079 /* Advance the iterator to the previous gimple statement. */
5082 gsi_prev (gimple_stmt_iterator
*i
)
5084 gimple prev
= i
->ptr
->gsbase
.prev
;
5085 if (prev
->gsbase
.next
)
5091 /* Return the current stmt. */
5093 static inline gimple
5094 gsi_stmt (gimple_stmt_iterator i
)
5099 /* Return a block statement iterator that points to the first non-label
5100 statement in block BB. */
5102 static inline gimple_stmt_iterator
5103 gsi_after_labels (basic_block bb
)
5105 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
5107 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
5113 /* Advance the iterator to the next non-debug gimple statement. */
5116 gsi_next_nondebug (gimple_stmt_iterator
*i
)
5122 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5125 /* Advance the iterator to the next non-debug gimple statement. */
5128 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5134 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5137 /* Return a new iterator pointing to the first non-debug statement in
5140 static inline gimple_stmt_iterator
5141 gsi_start_nondebug_bb (basic_block bb
)
5143 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5145 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5146 gsi_next_nondebug (&i
);
5151 /* Return a new iterator pointing to the last non-debug statement in
5154 static inline gimple_stmt_iterator
5155 gsi_last_nondebug_bb (basic_block bb
)
5157 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5159 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5160 gsi_prev_nondebug (&i
);
5166 /* Return the basic block associated with this iterator. */
5168 static inline basic_block
5169 gsi_bb (gimple_stmt_iterator i
)
5175 /* Return the sequence associated with this iterator. */
5177 static inline gimple_seq
5178 gsi_seq (gimple_stmt_iterator i
)
5184 enum gsi_iterator_update
5186 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5188 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5189 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5190 for linking other statements in the same
5194 /* In gimple-iterator.c */
5195 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5196 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5197 void gsi_split_seq_before (gimple_stmt_iterator
*, gimple_seq
*);
5198 void gsi_set_stmt (gimple_stmt_iterator
*, gimple
);
5199 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5200 void gsi_replace_with_seq (gimple_stmt_iterator
*, gimple_seq
, bool);
5201 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5202 enum gsi_iterator_update
);
5203 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5204 enum gsi_iterator_update
);
5205 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5206 enum gsi_iterator_update
);
5207 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5208 enum gsi_iterator_update
);
5209 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5210 enum gsi_iterator_update
);
5211 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5212 enum gsi_iterator_update
);
5213 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5214 enum gsi_iterator_update
);
5215 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5216 enum gsi_iterator_update
);
5217 bool gsi_remove (gimple_stmt_iterator
*, bool);
5218 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5219 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5220 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5221 void gsi_move_to_bb_end (gimple_stmt_iterator
*, basic_block
);
5222 void gsi_insert_on_edge (edge
, gimple
);
5223 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5224 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5225 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5226 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5227 void gsi_commit_edge_inserts (void);
5228 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5231 /* Convenience routines to walk all statements of a gimple function.
5232 Note that this is useful exclusively before the code is converted
5233 into SSA form. Once the program is in SSA form, the standard
5234 operand interface should be used to analyze/modify statements. */
5235 struct walk_stmt_info
5237 /* Points to the current statement being walked. */
5238 gimple_stmt_iterator gsi
;
5240 /* Additional data that the callback functions may want to carry
5241 through the recursion. */
5244 /* Pointer map used to mark visited tree nodes when calling
5245 walk_tree on each operand. If set to NULL, duplicate tree nodes
5246 will be visited more than once. */
5247 struct pointer_set_t
*pset
;
5249 /* Operand returned by the callbacks. This is set when calling
5250 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5251 returns non-NULL, this field will contain the tree returned by
5252 the last callback. */
5253 tree callback_result
;
5255 /* Indicates whether the operand being examined may be replaced
5256 with something that matches is_gimple_val (if true) or something
5257 slightly more complicated (if false). "Something" technically
5258 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5259 but we never try to form anything more complicated than that, so
5260 we don't bother checking.
5262 Also note that CALLBACK should update this flag while walking the
5263 sub-expressions of a statement. For instance, when walking the
5264 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5265 to true, however, when walking &var, the operand of that
5266 ADDR_EXPR does not need to be a GIMPLE value. */
5267 BOOL_BITFIELD val_only
: 1;
5269 /* True if we are currently walking the LHS of an assignment. */
5270 BOOL_BITFIELD is_lhs
: 1;
5272 /* Optional. Set to true by the callback functions if they made any
5274 BOOL_BITFIELD changed
: 1;
5276 /* True if we're interested in location information. */
5277 BOOL_BITFIELD want_locations
: 1;
5279 /* True if we've removed the statement that was processed. */
5280 BOOL_BITFIELD removed_stmt
: 1;
5283 /* Callback for walk_gimple_stmt. Called for every statement found
5284 during traversal. The first argument points to the statement to
5285 walk. The second argument is a flag that the callback sets to
5286 'true' if it the callback handled all the operands and
5287 sub-statements of the statement (the default value of this flag is
5288 'false'). The third argument is an anonymous pointer to data
5289 to be used by the callback. */
5290 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5291 struct walk_stmt_info
*);
5293 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5294 struct walk_stmt_info
*);
5295 gimple
walk_gimple_seq_mod (gimple_seq
*, walk_stmt_fn
, walk_tree_fn
,
5296 struct walk_stmt_info
*);
5297 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5298 struct walk_stmt_info
*);
5299 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5301 /* Enum and arrays used for allocation stats. Keep in sync with
5302 gimple.c:gimple_alloc_kind_names. */
5303 enum gimple_alloc_kind
5305 gimple_alloc_kind_assign
, /* Assignments. */
5306 gimple_alloc_kind_phi
, /* PHI nodes. */
5307 gimple_alloc_kind_cond
, /* Conditionals. */
5308 gimple_alloc_kind_rest
, /* Everything else. */
5309 gimple_alloc_kind_all
5312 extern int gimple_alloc_counts
[];
5313 extern int gimple_alloc_sizes
[];
5315 /* Return the allocation kind for a given stmt CODE. */
5316 static inline enum gimple_alloc_kind
5317 gimple_alloc_kind (enum gimple_code code
)
5322 return gimple_alloc_kind_assign
;
5324 return gimple_alloc_kind_phi
;
5326 return gimple_alloc_kind_cond
;
5328 return gimple_alloc_kind_rest
;
5332 extern void dump_gimple_statistics (void);
5334 /* In gimple-fold.c. */
5335 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
5336 tree
gimple_fold_builtin (gimple
);
5337 bool fold_stmt (gimple_stmt_iterator
*);
5338 bool fold_stmt_inplace (gimple_stmt_iterator
*);
5339 tree
get_symbol_constant_value (tree
);
5340 tree
canonicalize_constructor_val (tree
, tree
);
5341 extern tree
maybe_fold_and_comparisons (enum tree_code
, tree
, tree
,
5342 enum tree_code
, tree
, tree
);
5343 extern tree
maybe_fold_or_comparisons (enum tree_code
, tree
, tree
,
5344 enum tree_code
, tree
, tree
);
5346 bool gimple_val_nonnegative_real_p (tree
);
5347 #endif /* GCC_GIMPLE_H */