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"
26 #include "hash-table.h"
29 #include "basic-block.h"
31 #include "tree-ssa-alias.h"
32 #include "internal-fn.h"
33 #include "gimple-fold.h"
36 typedef gimple gimple_seq_node
;
38 /* For each block, the PHI nodes that need to be rewritten are stored into
40 typedef vec
<gimple
> gimple_vec
;
43 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
46 LAST_AND_UNUSED_GIMPLE_CODE
49 extern const char *const gimple_code_name
[];
50 extern const unsigned char gimple_rhs_class_table
[];
52 /* Error out if a gimple tuple is addressed incorrectly. */
53 #if defined ENABLE_GIMPLE_CHECKING
54 #define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
55 extern void gimple_check_failed (const_gimple
, const char *, int, \
56 const char *, enum gimple_code
, \
57 enum tree_code
) ATTRIBUTE_NORETURN
;
59 #define GIMPLE_CHECK(GS, CODE) \
61 const_gimple __gs = (GS); \
62 if (gimple_code (__gs) != (CODE)) \
63 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
64 (CODE), ERROR_MARK); \
66 #else /* not ENABLE_GIMPLE_CHECKING */
67 #define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
68 #define GIMPLE_CHECK(GS, CODE) (void)0
71 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
72 get_gimple_rhs_class. */
75 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
76 GIMPLE_TERNARY_RHS
, /* The expression is a ternary operation. */
77 GIMPLE_BINARY_RHS
, /* The expression is a binary operation. */
78 GIMPLE_UNARY_RHS
, /* The expression is a unary operation. */
79 GIMPLE_SINGLE_RHS
/* The expression is a single object (an SSA
80 name, a _DECL, a _REF, etc. */
83 /* Specific flags for individual GIMPLE statements. These flags are
84 always stored in gimple_statement_base.subcode and they may only be
85 defined for statement codes that do not use subcodes.
87 Values for the masks can overlap as long as the overlapping values
88 are never used in the same statement class.
90 The maximum mask value that can be defined is 1 << 15 (i.e., each
91 statement code can hold up to 16 bitflags).
93 Keep this list sorted. */
95 GF_ASM_INPUT
= 1 << 0,
96 GF_ASM_VOLATILE
= 1 << 1,
97 GF_CALL_FROM_THUNK
= 1 << 0,
98 GF_CALL_RETURN_SLOT_OPT
= 1 << 1,
99 GF_CALL_TAILCALL
= 1 << 2,
100 GF_CALL_VA_ARG_PACK
= 1 << 3,
101 GF_CALL_NOTHROW
= 1 << 4,
102 GF_CALL_ALLOCA_FOR_VAR
= 1 << 5,
103 GF_CALL_INTERNAL
= 1 << 6,
104 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
105 GF_OMP_FOR_KIND_MASK
= 3 << 0,
106 GF_OMP_FOR_KIND_FOR
= 0 << 0,
107 GF_OMP_FOR_KIND_SIMD
= 1 << 0,
108 GF_OMP_FOR_KIND_DISTRIBUTE
= 2 << 0,
109 GF_OMP_FOR_COMBINED
= 1 << 2,
110 GF_OMP_FOR_COMBINED_INTO
= 1 << 3,
111 GF_OMP_TARGET_KIND_MASK
= 3 << 0,
112 GF_OMP_TARGET_KIND_REGION
= 0 << 0,
113 GF_OMP_TARGET_KIND_DATA
= 1 << 0,
114 GF_OMP_TARGET_KIND_UPDATE
= 2 << 0,
116 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
117 a thread synchronization via some sort of barrier. The exact barrier
118 that would otherwise be emitted is dependent on the OMP statement with
119 which this return is associated. */
120 GF_OMP_RETURN_NOWAIT
= 1 << 0,
122 GF_OMP_SECTION_LAST
= 1 << 0,
123 GF_OMP_ATOMIC_NEED_VALUE
= 1 << 0,
124 GF_OMP_ATOMIC_SEQ_CST
= 1 << 1,
125 GF_PREDICT_TAKEN
= 1 << 15
128 /* Currently, there are only two types of gimple debug stmt. Others are
129 envisioned, for example, to enable the generation of is_stmt notes
130 in line number information, to mark sequence points, etc. This
131 subcode is to be used to tell them apart. */
132 enum gimple_debug_subcode
{
133 GIMPLE_DEBUG_BIND
= 0,
134 GIMPLE_DEBUG_SOURCE_BIND
= 1
137 /* Masks for selecting a pass local flag (PLF) to work on. These
138 masks are used by gimple_set_plf and gimple_plf. */
144 /* Iterator object for GIMPLE statement sequences. */
146 struct gimple_stmt_iterator_d
148 /* Sequence node holding the current statement. */
151 /* Sequence and basic block holding the statement. These fields
152 are necessary to handle edge cases such as when statement is
153 added to an empty basic block or when the last statement of a
154 block/sequence is removed. */
159 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
160 are for 64 bit hosts. */
162 struct GTY((chain_next ("%h.next"))) gimple_statement_base
{
164 Main identifying code for a tuple. */
165 ENUM_BITFIELD(gimple_code
) code
: 8;
167 /* Nonzero if a warning should not be emitted on this tuple. */
168 unsigned int no_warning
: 1;
170 /* Nonzero if this tuple has been visited. Passes are responsible
171 for clearing this bit before using it. */
172 unsigned int visited
: 1;
174 /* Nonzero if this tuple represents a non-temporal move. */
175 unsigned int nontemporal_move
: 1;
177 /* Pass local flags. These flags are free for any pass to use as
178 they see fit. Passes should not assume that these flags contain
179 any useful value when the pass starts. Any initial state that
180 the pass requires should be set on entry to the pass. See
181 gimple_set_plf and gimple_plf for usage. */
182 unsigned int plf
: 2;
184 /* Nonzero if this statement has been modified and needs to have its
185 operands rescanned. */
186 unsigned modified
: 1;
188 /* Nonzero if this statement contains volatile operands. */
189 unsigned has_volatile_ops
: 1;
191 /* The SUBCODE field can be used for tuple-specific flags for tuples
192 that do not require subcodes. Note that SUBCODE should be at
193 least as wide as tree codes, as several tuples store tree codes
195 unsigned int subcode
: 16;
197 /* UID of this statement. This is used by passes that want to
198 assign IDs to statements. It must be assigned and used by each
199 pass. By default it should be assumed to contain garbage. */
203 Locus information for debug info. */
206 /* Number of operands in this tuple. */
210 Basic block holding this statement. */
214 Linked lists of gimple statements. The next pointers form
215 a NULL terminated list, the prev pointers are a cyclic list.
216 A gimple statement is hence also a double-ended list of
217 statements, with the pointer itself being the first element,
218 and the prev pointer being the last. */
220 gimple
GTY((skip
)) prev
;
224 /* Base structure for tuples with operands. */
226 struct GTY(()) gimple_statement_with_ops_base
229 struct gimple_statement_base gsbase
;
232 SSA operand vectors. NOTE: It should be possible to
233 amalgamate these vectors with the operand vector OP. However,
234 the SSA operand vectors are organized differently and contain
235 more information (like immediate use chaining). */
236 struct use_optype_d
GTY((skip (""))) *use_ops
;
240 /* Statements that take register operands. */
242 struct GTY(()) gimple_statement_with_ops
245 struct gimple_statement_with_ops_base opbase
;
248 Operand vector. NOTE! This must always be the last field
249 of this structure. In particular, this means that this
250 structure cannot be embedded inside another one. */
251 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
255 /* Base for statements that take both memory and register operands. */
257 struct GTY(()) gimple_statement_with_memory_ops_base
260 struct gimple_statement_with_ops_base opbase
;
263 Virtual operands for this statement. The GC will pick them
264 up via the ssa_names array. */
265 tree
GTY((skip (""))) vdef
;
266 tree
GTY((skip (""))) vuse
;
270 /* Statements that take both memory and register operands. */
272 struct GTY(()) gimple_statement_with_memory_ops
275 struct gimple_statement_with_memory_ops_base membase
;
278 Operand vector. NOTE! This must always be the last field
279 of this structure. In particular, this means that this
280 structure cannot be embedded inside another one. */
281 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
285 /* Call statements that take both memory and register operands. */
287 struct GTY(()) gimple_statement_call
290 struct gimple_statement_with_memory_ops_base membase
;
293 struct pt_solution call_used
;
294 struct pt_solution call_clobbered
;
297 union GTY ((desc ("%1.membase.opbase.gsbase.subcode & GF_CALL_INTERNAL"))) {
298 tree
GTY ((tag ("0"))) fntype
;
299 enum internal_fn
GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn
;
303 Operand vector. NOTE! This must always be the last field
304 of this structure. In particular, this means that this
305 structure cannot be embedded inside another one. */
306 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
310 /* OpenMP statements (#pragma omp). */
312 struct GTY(()) gimple_statement_omp
{
314 struct gimple_statement_base gsbase
;
323 struct GTY(()) gimple_statement_bind
{
325 struct gimple_statement_base gsbase
;
328 Variables declared in this scope. */
332 This is different than the BLOCK field in gimple_statement_base,
333 which is analogous to TREE_BLOCK (i.e., the lexical block holding
334 this statement). This field is the equivalent of BIND_EXPR_BLOCK
335 in tree land (i.e., the lexical scope defined by this bind). See
346 struct GTY(()) gimple_statement_catch
{
348 struct gimple_statement_base gsbase
;
358 /* GIMPLE_EH_FILTER */
360 struct GTY(()) gimple_statement_eh_filter
{
362 struct gimple_statement_base gsbase
;
375 struct GTY(()) gimple_statement_eh_else
{
377 struct gimple_statement_base gsbase
;
380 gimple_seq n_body
, e_body
;
383 /* GIMPLE_EH_MUST_NOT_THROW */
385 struct GTY(()) gimple_statement_eh_mnt
{
387 struct gimple_statement_base gsbase
;
389 /* [ WORD 7 ] Abort function decl. */
395 struct GTY(()) gimple_statement_phi
{
397 struct gimple_statement_base gsbase
;
407 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
411 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
413 struct GTY(()) gimple_statement_eh_ctrl
416 struct gimple_statement_base gsbase
;
419 Exception region number. */
426 struct GTY(()) gimple_statement_try
{
428 struct gimple_statement_base gsbase
;
431 Expression to evaluate. */
435 Cleanup expression. */
439 /* Kind of GIMPLE_TRY statements. */
440 enum gimple_try_flags
443 GIMPLE_TRY_CATCH
= 1 << 0,
446 GIMPLE_TRY_FINALLY
= 1 << 1,
447 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
449 /* Analogous to TRY_CATCH_IS_CLEANUP. */
450 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
453 /* GIMPLE_WITH_CLEANUP_EXPR */
455 struct GTY(()) gimple_statement_wce
{
457 struct gimple_statement_base gsbase
;
459 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
460 executed if an exception is thrown, not on normal exit of its
461 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
465 Cleanup expression. */
472 struct GTY(()) gimple_statement_asm
475 struct gimple_statement_with_memory_ops_base membase
;
478 __asm__ statement. */
482 Number of inputs, outputs, clobbers, labels. */
489 Operand vector. NOTE! This must always be the last field
490 of this structure. In particular, this means that this
491 structure cannot be embedded inside another one. */
492 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
495 /* GIMPLE_OMP_CRITICAL */
497 struct GTY(()) gimple_statement_omp_critical
{
499 struct gimple_statement_omp omp
;
502 Critical section name. */
507 struct GTY(()) gimple_omp_for_iter
{
508 /* Condition code. */
511 /* Index variable. */
526 struct GTY(()) gimple_statement_omp_for
{
528 struct gimple_statement_omp omp
;
534 Number of elements in iter array. */
538 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
541 Pre-body evaluated before the loop body begins. */
546 /* GIMPLE_OMP_PARALLEL */
548 struct GTY(()) gimple_statement_omp_parallel
{
550 struct gimple_statement_omp omp
;
557 Child function holding the body of the parallel region. */
561 Shared data argument. */
566 /* GIMPLE_OMP_TASK */
568 struct GTY(()) gimple_statement_omp_task
{
570 struct gimple_statement_omp_parallel par
;
573 Child function holding firstprivate initialization if needed. */
577 Size and alignment in bytes of the argument data block. */
583 /* GIMPLE_OMP_SECTION */
584 /* Uses struct gimple_statement_omp. */
587 /* GIMPLE_OMP_SECTIONS */
589 struct GTY(()) gimple_statement_omp_sections
{
591 struct gimple_statement_omp omp
;
597 The control variable used for deciding which of the sections to
602 /* GIMPLE_OMP_CONTINUE.
604 Note: This does not inherit from gimple_statement_omp, because we
605 do not need the body field. */
607 struct GTY(()) gimple_statement_omp_continue
{
609 struct gimple_statement_base gsbase
;
618 /* GIMPLE_OMP_SINGLE, GIMPLE_OMP_TARGET, GIMPLE_OMP_TEAMS */
620 struct GTY(()) gimple_statement_omp_single
{
622 struct gimple_statement_omp omp
;
629 /* GIMPLE_OMP_ATOMIC_LOAD.
630 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
631 contains a sequence, which we don't need here. */
633 struct GTY(()) gimple_statement_omp_atomic_load
{
635 struct gimple_statement_base gsbase
;
641 /* GIMPLE_OMP_ATOMIC_STORE.
642 See note on GIMPLE_OMP_ATOMIC_LOAD. */
644 struct GTY(()) gimple_statement_omp_atomic_store
{
646 struct gimple_statement_base gsbase
;
652 /* GIMPLE_TRANSACTION. */
654 /* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
656 /* The __transaction_atomic was declared [[outer]] or it is
657 __transaction_relaxed. */
658 #define GTMA_IS_OUTER (1u << 0)
659 #define GTMA_IS_RELAXED (1u << 1)
660 #define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
662 /* The transaction is seen to not have an abort. */
663 #define GTMA_HAVE_ABORT (1u << 2)
664 /* The transaction is seen to have loads or stores. */
665 #define GTMA_HAVE_LOAD (1u << 3)
666 #define GTMA_HAVE_STORE (1u << 4)
667 /* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
668 #define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
669 /* The transaction WILL enter serial irrevocable mode.
670 An irrevocable block post-dominates the entire transaction, such
671 that all invocations of the transaction will go serial-irrevocable.
672 In such case, we don't bother instrumenting the transaction, and
673 tell the runtime that it should begin the transaction in
674 serial-irrevocable mode. */
675 #define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
676 /* The transaction contains no instrumentation code whatsover, most
677 likely because it is guaranteed to go irrevocable upon entry. */
678 #define GTMA_HAS_NO_INSTRUMENTATION (1u << 7)
680 struct GTY(()) gimple_statement_transaction
683 struct gimple_statement_with_memory_ops_base gsbase
;
692 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
693 enum gimple_statement_structure_enum
{
694 #include "gsstruct.def"
700 /* Define the overall contents of a gimple tuple. It may be any of the
701 structures declared above for various types of tuples. */
703 union GTY ((desc ("gimple_statement_structure (&%h)"),
704 chain_next ("%h.gsbase.next"), variable_size
)) gimple_statement_d
{
705 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
706 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
707 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
708 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
709 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
710 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
711 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
712 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
713 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
714 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
715 struct gimple_statement_eh_else
GTY ((tag ("GSS_EH_ELSE"))) gimple_eh_else
;
716 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
717 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
718 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
719 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
720 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
721 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
722 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
723 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
724 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
725 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
726 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
727 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
728 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
729 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
730 struct gimple_statement_transaction
GTY((tag ("GSS_TRANSACTION"))) gimple_transaction
;
733 /* Offset in bytes to the location of the operand vector.
734 Zero if there is no operand vector for this tuple structure. */
735 extern size_t const gimple_ops_offset_
[];
737 /* Map GIMPLE codes to GSS codes. */
738 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
740 /* This variable holds the currently expanded gimple statement for purposes
741 of comminucating the profile info to the builtin expanders. */
742 extern gimple currently_expanding_gimple_stmt
;
744 gimple
gimple_build_return (tree
);
746 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
747 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
749 void extract_ops_from_tree_1 (tree
, enum tree_code
*, tree
*, tree
*, tree
*);
752 gimple_build_assign_with_ops (enum tree_code
, tree
,
753 tree
, tree CXX_MEM_STAT_INFO
);
755 gimple_build_assign_with_ops (enum tree_code
, tree
,
756 tree
, tree
, tree CXX_MEM_STAT_INFO
);
758 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
759 #define gimple_build_debug_bind(var,val,stmt) \
760 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
761 gimple
gimple_build_debug_source_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
762 #define gimple_build_debug_source_bind(var,val,stmt) \
763 gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
765 gimple
gimple_build_call_vec (tree
, vec
<tree
> );
766 gimple
gimple_build_call (tree
, unsigned, ...);
767 gimple
gimple_build_call_valist (tree
, unsigned, va_list);
768 gimple
gimple_build_call_internal (enum internal_fn
, unsigned, ...);
769 gimple
gimple_build_call_internal_vec (enum internal_fn
, vec
<tree
> );
770 gimple
gimple_build_call_from_tree (tree
);
771 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
772 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
773 gimple
gimple_build_label (tree label
);
774 gimple
gimple_build_goto (tree dest
);
775 gimple
gimple_build_nop (void);
776 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
777 gimple
gimple_build_asm_vec (const char *, vec
<tree
, va_gc
> *,
778 vec
<tree
, va_gc
> *, vec
<tree
, va_gc
> *,
780 gimple
gimple_build_catch (tree
, gimple_seq
);
781 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
782 gimple
gimple_build_eh_must_not_throw (tree
);
783 gimple
gimple_build_eh_else (gimple_seq
, gimple_seq
);
784 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
785 gimple
gimple_build_wce (gimple_seq
);
786 gimple
gimple_build_resx (int);
787 gimple
gimple_build_eh_dispatch (int);
788 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
789 gimple
gimple_build_switch (tree
, tree
, vec
<tree
> );
790 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
791 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
792 gimple
gimple_build_omp_for (gimple_seq
, int, tree
, size_t, gimple_seq
);
793 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
794 gimple
gimple_build_omp_section (gimple_seq
);
795 gimple
gimple_build_omp_continue (tree
, tree
);
796 gimple
gimple_build_omp_master (gimple_seq
);
797 gimple
gimple_build_omp_taskgroup (gimple_seq
);
798 gimple
gimple_build_omp_return (bool);
799 gimple
gimple_build_omp_ordered (gimple_seq
);
800 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
801 gimple
gimple_build_omp_sections_switch (void);
802 gimple
gimple_build_omp_single (gimple_seq
, tree
);
803 gimple
gimple_build_omp_target (gimple_seq
, int, tree
);
804 gimple
gimple_build_omp_teams (gimple_seq
, tree
);
805 gimple
gimple_build_cdt (tree
, tree
);
806 gimple
gimple_build_omp_atomic_load (tree
, tree
);
807 gimple
gimple_build_omp_atomic_store (tree
);
808 gimple
gimple_build_transaction (gimple_seq
, tree
);
809 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
810 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
811 void sort_case_labels (vec
<tree
> );
812 void preprocess_case_label_vec_for_gimple (vec
<tree
> , tree
, tree
*);
813 void gimple_set_body (tree
, gimple_seq
);
814 gimple_seq
gimple_body (tree
);
815 bool gimple_has_body_p (tree
);
816 gimple_seq
gimple_seq_alloc (void);
817 void gimple_seq_free (gimple_seq
);
818 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
819 gimple_seq
gimple_seq_copy (gimple_seq
);
820 bool gimple_call_same_target_p (const_gimple
, const_gimple
);
821 int gimple_call_flags (const_gimple
);
822 int gimple_call_return_flags (const_gimple
);
823 int gimple_call_arg_flags (const_gimple
, unsigned);
824 void gimple_call_reset_alias_info (gimple
);
825 bool gimple_assign_copy_p (gimple
);
826 bool gimple_assign_ssa_name_copy_p (gimple
);
827 bool gimple_assign_unary_nop_p (gimple
);
828 void gimple_set_bb (gimple
, basic_block
);
829 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
830 void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator
*, enum tree_code
,
832 tree
gimple_get_lhs (const_gimple
);
833 void gimple_set_lhs (gimple
, tree
);
834 void gimple_replace_lhs (gimple
, tree
);
835 gimple
gimple_copy (gimple
);
836 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
837 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
838 void gimple_cond_set_condition_from_tree (gimple
, tree
);
839 bool gimple_has_side_effects (const_gimple
);
840 bool gimple_could_trap_p (gimple
);
841 bool gimple_could_trap_p_1 (gimple
, bool, bool);
842 bool gimple_assign_rhs_could_trap_p (gimple
);
843 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
844 bool empty_body_p (gimple_seq
);
845 unsigned get_gimple_rhs_num_ops (enum tree_code
);
846 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
847 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
848 const char *gimple_decl_printable_name (tree
, int);
850 /* Returns true iff T is a scalar register variable. */
851 extern bool is_gimple_reg (tree
);
852 /* Returns true iff T is any sort of variable. */
853 extern bool is_gimple_variable (tree
);
854 /* Returns true iff T is any sort of symbol. */
855 extern bool is_gimple_id (tree
);
856 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
857 extern bool is_gimple_min_lval (tree
);
858 /* Returns true iff T is something whose address can be taken. */
859 extern bool is_gimple_addressable (tree
);
860 /* Returns true iff T is any valid GIMPLE lvalue. */
861 extern bool is_gimple_lvalue (tree
);
863 /* Returns true iff T is a GIMPLE address. */
864 bool is_gimple_address (const_tree
);
865 /* Returns true iff T is a GIMPLE invariant address. */
866 bool is_gimple_invariant_address (const_tree
);
867 /* Returns true iff T is a GIMPLE invariant address at interprocedural
869 bool is_gimple_ip_invariant_address (const_tree
);
870 /* Returns true iff T is a valid GIMPLE constant. */
871 bool is_gimple_constant (const_tree
);
872 /* Returns true iff T is a GIMPLE restricted function invariant. */
873 extern bool is_gimple_min_invariant (const_tree
);
874 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
875 extern bool is_gimple_ip_invariant (const_tree
);
876 /* Returns true iff T is a GIMPLE rvalue. */
877 extern bool is_gimple_val (tree
);
878 /* Returns true iff T is a GIMPLE asm statement input. */
879 extern bool is_gimple_asm_val (tree
);
880 /* Returns true iff T is a valid address operand of a MEM_REF. */
881 bool is_gimple_mem_ref_addr (tree
);
883 /* Returns true iff T is a valid if-statement condition. */
884 extern bool is_gimple_condexpr (tree
);
886 /* Returns true iff T is a valid call address expression. */
887 extern bool is_gimple_call_addr (tree
);
889 /* Return TRUE iff stmt is a call to a built-in function. */
890 extern bool is_gimple_builtin_call (gimple stmt
);
892 extern void recalculate_side_effects (tree
);
893 extern bool gimple_compare_field_offset (tree
, tree
);
894 extern tree
gimple_register_canonical_type (tree
);
895 extern void print_gimple_types_stats (const char *);
896 extern void free_gimple_type_tables (void);
897 extern tree
gimple_unsigned_type (tree
);
898 extern tree
gimple_signed_type (tree
);
899 extern alias_set_type
gimple_get_alias_set (tree
);
900 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
901 bool (*)(gimple
, tree
, void *),
902 bool (*)(gimple
, tree
, void *),
903 bool (*)(gimple
, tree
, void *));
904 extern bool walk_stmt_load_store_ops (gimple
, void *,
905 bool (*)(gimple
, tree
, void *),
906 bool (*)(gimple
, tree
, void *));
907 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
908 extern bool gimple_call_builtin_p (gimple
, enum built_in_class
);
909 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
910 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
911 extern bool useless_type_conversion_p (tree
, tree
);
912 extern bool types_compatible_p (tree
, tree
);
915 extern tree
create_tmp_var_raw (tree
, const char *);
916 extern tree
create_tmp_var_name (const char *);
917 extern tree
create_tmp_var (tree
, const char *);
918 extern tree
create_tmp_reg (tree
, const char *);
919 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
920 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
921 extern void declare_vars (tree
, gimple
, bool);
922 extern void annotate_all_with_location (gimple_seq
, location_t
);
924 /* Validation of GIMPLE expressions. Note that these predicates only check
925 the basic form of the expression, they don't recurse to make sure that
926 underlying nodes are also of the right form. */
927 typedef bool (*gimple_predicate
)(tree
);
930 /* FIXME we should deduce this from the predicate. */
932 fb_none
= 0, /* Do not generate a temporary. */
934 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
935 gimplified expression. */
937 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
938 gimplified expression. */
940 fb_mayfail
= 4, /* Gimplification may fail. Error issued
942 fb_either
= fb_rvalue
| fb_lvalue
945 typedef int fallback_t
;
947 enum gimplify_status
{
948 GS_ERROR
= -2, /* Something Bad Seen. */
949 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
950 GS_OK
= 0, /* We did something, maybe more to do. */
951 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
954 /* Formal (expression) temporary table handling: multiple occurrences of
955 the same scalar expression are evaluated into the same temporary. */
957 typedef struct gimple_temp_hash_elt
960 tree temp
; /* Value */
963 /* Gimplify hashtable helper. */
965 struct gimplify_hasher
: typed_free_remove
<elt_t
>
967 typedef elt_t value_type
;
968 typedef elt_t compare_type
;
969 static inline hashval_t
hash (const value_type
*);
970 static inline bool equal (const value_type
*, const compare_type
*);
974 gimplify_hasher::hash (const value_type
*p
)
977 return iterative_hash_expr (t
, 0);
981 gimplify_hasher::equal (const value_type
*p1
, const compare_type
*p2
)
985 enum tree_code code
= TREE_CODE (t1
);
987 if (TREE_CODE (t2
) != code
988 || TREE_TYPE (t1
) != TREE_TYPE (t2
))
991 if (!operand_equal_p (t1
, t2
, 0))
994 #ifdef ENABLE_CHECKING
995 /* Only allow them to compare equal if they also hash equal; otherwise
996 results are nondeterminate, and we fail bootstrap comparison. */
997 gcc_assert (hash (p1
) == hash (p2
));
1005 struct gimplify_ctx
*prev_context
;
1007 vec
<gimple
> bind_expr_stack
;
1009 gimple_seq conditional_cleanups
;
1013 vec
<tree
> case_labels
;
1014 /* The formal temporary table. Should this be persistent? */
1015 hash_table
<gimplify_hasher
> temp_htab
;
1020 bool allow_rhs_cond_expr
;
1021 bool in_cleanup_point_expr
;
1024 /* Return true if gimplify_one_sizepos doesn't need to gimplify
1025 expr (when in TYPE_SIZE{,_UNIT} and similar type/decl size/bitsize
1028 is_gimple_sizepos (tree expr
)
1030 /* gimplify_one_sizepos doesn't need to do anything if the value isn't there,
1031 is constant, or contains A PLACEHOLDER_EXPR. We also don't want to do
1032 anything if it's already a VAR_DECL. If it's a VAR_DECL from another
1033 function, the gimplifier will want to replace it with a new variable,
1034 but that will cause problems if this type is from outside the function.
1035 It's OK to have that here. */
1036 return (expr
== NULL_TREE
1037 || TREE_CONSTANT (expr
)
1038 || TREE_CODE (expr
) == VAR_DECL
1039 || CONTAINS_PLACEHOLDER_P (expr
));
1042 /* Get the number of the next statement uid to be allocated. */
1043 static inline unsigned int
1044 gimple_stmt_max_uid (struct function
*fn
)
1046 return fn
->last_stmt_uid
;
1049 /* Set the number of the next statement uid to be allocated. */
1051 set_gimple_stmt_max_uid (struct function
*fn
, unsigned int maxid
)
1053 fn
->last_stmt_uid
= maxid
;
1056 /* Set the number of the next statement uid to be allocated. */
1057 static inline unsigned int
1058 inc_gimple_stmt_max_uid (struct function
*fn
)
1060 return fn
->last_stmt_uid
++;
1063 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1064 bool (*) (tree
), fallback_t
);
1065 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1066 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1067 enum gimplify_status
gimplify_self_mod_expr (tree
*, gimple_seq
*, gimple_seq
*,
1069 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1070 extern gimple
gimplify_body (tree
, bool);
1071 extern void push_gimplify_context (struct gimplify_ctx
*);
1072 extern void pop_gimplify_context (gimple
);
1073 extern void gimplify_and_add (tree
, gimple_seq
*);
1075 /* Miscellaneous helpers. */
1076 extern void gimple_add_tmp_var (tree
);
1077 extern gimple
gimple_current_bind_expr (void);
1078 extern vec
<gimple
> gimple_bind_expr_stack (void);
1079 extern tree
voidify_wrapper_expr (tree
, tree
);
1080 extern tree
build_and_jump (tree
*);
1081 extern tree
force_labels_r (tree
*, int *, void *);
1082 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1084 struct gimplify_omp_ctx
;
1085 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1086 extern tree
gimple_boolify (tree
);
1087 extern gimple_predicate
rhs_predicate_for (tree
);
1088 extern tree
canonicalize_cond_expr_cond (tree
);
1089 extern void dump_decl_set (FILE *, bitmap
);
1090 extern bool gimple_can_coalesce_p (tree
, tree
);
1091 extern bool nonfreeing_call_p (gimple
);
1094 extern tree
omp_reduction_init (tree
, tree
);
1096 /* In trans-mem.c. */
1097 extern void diagnose_tm_safe_errors (tree
);
1098 extern void compute_transaction_bits (void);
1100 /* In tree-nested.c. */
1101 extern void lower_nested_functions (tree
);
1102 extern void insert_field_into_struct (tree
, tree
);
1104 /* In gimplify.c. */
1105 extern void gimplify_function_tree (tree
);
1107 /* In cfgexpand.c. */
1108 extern tree
gimple_assign_rhs_to_tree (gimple
);
1111 extern bool validate_gimple_arglist (const_gimple
, ...);
1113 /* Return the first node in GIMPLE sequence S. */
1115 static inline gimple_seq_node
1116 gimple_seq_first (gimple_seq s
)
1122 /* Return the first statement in GIMPLE sequence S. */
1124 static inline gimple
1125 gimple_seq_first_stmt (gimple_seq s
)
1127 gimple_seq_node n
= gimple_seq_first (s
);
1132 /* Return the last node in GIMPLE sequence S. */
1134 static inline gimple_seq_node
1135 gimple_seq_last (gimple_seq s
)
1137 return s
? s
->gsbase
.prev
: NULL
;
1141 /* Return the last statement in GIMPLE sequence S. */
1143 static inline gimple
1144 gimple_seq_last_stmt (gimple_seq s
)
1146 gimple_seq_node n
= gimple_seq_last (s
);
1151 /* Set the last node in GIMPLE sequence *PS to LAST. */
1154 gimple_seq_set_last (gimple_seq
*ps
, gimple_seq_node last
)
1156 (*ps
)->gsbase
.prev
= last
;
1160 /* Set the first node in GIMPLE sequence *PS to FIRST. */
1163 gimple_seq_set_first (gimple_seq
*ps
, gimple_seq_node first
)
1169 /* Return true if GIMPLE sequence S is empty. */
1172 gimple_seq_empty_p (gimple_seq s
)
1177 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
1179 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
1180 *SEQ_P is NULL, a new sequence is allocated. This function is
1181 similar to gimple_seq_add_stmt, but does not scan the operands.
1182 During gimplification, we need to manipulate statement sequences
1183 before the def/use vectors have been constructed. */
1184 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
1186 /* Allocate a new sequence and initialize its first element with STMT. */
1188 static inline gimple_seq
1189 gimple_seq_alloc_with_stmt (gimple stmt
)
1191 gimple_seq seq
= NULL
;
1192 gimple_seq_add_stmt (&seq
, stmt
);
1197 /* Returns the sequence of statements in BB. */
1199 static inline gimple_seq
1200 bb_seq (const_basic_block bb
)
1202 return (!(bb
->flags
& BB_RTL
)) ? bb
->il
.gimple
.seq
: NULL
;
1205 static inline gimple_seq
*
1206 bb_seq_addr (basic_block bb
)
1208 return (!(bb
->flags
& BB_RTL
)) ? &bb
->il
.gimple
.seq
: NULL
;
1211 /* Sets the sequence of statements in BB to SEQ. */
1214 set_bb_seq (basic_block bb
, gimple_seq seq
)
1216 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
1217 bb
->il
.gimple
.seq
= seq
;
1221 /* Return the code for GIMPLE statement G. */
1223 static inline enum gimple_code
1224 gimple_code (const_gimple g
)
1226 return g
->gsbase
.code
;
1230 /* Return the GSS code used by a GIMPLE code. */
1232 static inline enum gimple_statement_structure_enum
1233 gss_for_code (enum gimple_code code
)
1235 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1236 return gss_for_code_
[code
];
1240 /* Return which GSS code is used by GS. */
1242 static inline enum gimple_statement_structure_enum
1243 gimple_statement_structure (gimple gs
)
1245 return gss_for_code (gimple_code (gs
));
1249 /* Return true if statement G has sub-statements. This is only true for
1250 High GIMPLE statements. */
1253 gimple_has_substatements (gimple g
)
1255 switch (gimple_code (g
))
1259 case GIMPLE_EH_FILTER
:
1260 case GIMPLE_EH_ELSE
:
1262 case GIMPLE_OMP_FOR
:
1263 case GIMPLE_OMP_MASTER
:
1264 case GIMPLE_OMP_TASKGROUP
:
1265 case GIMPLE_OMP_ORDERED
:
1266 case GIMPLE_OMP_SECTION
:
1267 case GIMPLE_OMP_PARALLEL
:
1268 case GIMPLE_OMP_TASK
:
1269 case GIMPLE_OMP_SECTIONS
:
1270 case GIMPLE_OMP_SINGLE
:
1271 case GIMPLE_OMP_TARGET
:
1272 case GIMPLE_OMP_TEAMS
:
1273 case GIMPLE_OMP_CRITICAL
:
1274 case GIMPLE_WITH_CLEANUP_EXPR
:
1275 case GIMPLE_TRANSACTION
:
1284 /* Return the basic block holding statement G. */
1286 static inline basic_block
1287 gimple_bb (const_gimple g
)
1289 return g
->gsbase
.bb
;
1293 /* Return the lexical scope block holding statement G. */
1296 gimple_block (const_gimple g
)
1298 return LOCATION_BLOCK (g
->gsbase
.location
);
1302 /* Set BLOCK to be the lexical scope block holding statement G. */
1305 gimple_set_block (gimple g
, tree block
)
1308 g
->gsbase
.location
=
1309 COMBINE_LOCATION_DATA (line_table
, g
->gsbase
.location
, block
);
1311 g
->gsbase
.location
= LOCATION_LOCUS (g
->gsbase
.location
);
1315 /* Return location information for statement G. */
1317 static inline location_t
1318 gimple_location (const_gimple g
)
1320 return g
->gsbase
.location
;
1323 /* Return pointer to location information for statement G. */
1325 static inline const location_t
*
1326 gimple_location_ptr (const_gimple g
)
1328 return &g
->gsbase
.location
;
1332 /* Set location information for statement G. */
1335 gimple_set_location (gimple g
, location_t location
)
1337 g
->gsbase
.location
= location
;
1341 /* Return true if G contains location information. */
1344 gimple_has_location (const_gimple g
)
1346 return LOCATION_LOCUS (gimple_location (g
)) != UNKNOWN_LOCATION
;
1350 /* Return the file name of the location of STMT. */
1352 static inline const char *
1353 gimple_filename (const_gimple stmt
)
1355 return LOCATION_FILE (gimple_location (stmt
));
1359 /* Return the line number of the location of STMT. */
1362 gimple_lineno (const_gimple stmt
)
1364 return LOCATION_LINE (gimple_location (stmt
));
1368 /* Determine whether SEQ is a singleton. */
1371 gimple_seq_singleton_p (gimple_seq seq
)
1373 return ((gimple_seq_first (seq
) != NULL
)
1374 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1377 /* Return true if no warnings should be emitted for statement STMT. */
1380 gimple_no_warning_p (const_gimple stmt
)
1382 return stmt
->gsbase
.no_warning
;
1385 /* Set the no_warning flag of STMT to NO_WARNING. */
1388 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1390 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1393 /* Set the visited status on statement STMT to VISITED_P. */
1396 gimple_set_visited (gimple stmt
, bool visited_p
)
1398 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1402 /* Return the visited status for statement STMT. */
1405 gimple_visited_p (gimple stmt
)
1407 return stmt
->gsbase
.visited
;
1411 /* Set pass local flag PLF on statement STMT to VAL_P. */
1414 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1417 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1419 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1423 /* Return the value of pass local flag PLF on statement STMT. */
1425 static inline unsigned int
1426 gimple_plf (gimple stmt
, enum plf_mask plf
)
1428 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1432 /* Set the UID of statement. */
1435 gimple_set_uid (gimple g
, unsigned uid
)
1437 g
->gsbase
.uid
= uid
;
1441 /* Return the UID of statement. */
1443 static inline unsigned
1444 gimple_uid (const_gimple g
)
1446 return g
->gsbase
.uid
;
1450 /* Make statement G a singleton sequence. */
1453 gimple_init_singleton (gimple g
)
1455 g
->gsbase
.next
= NULL
;
1460 /* Return true if GIMPLE statement G has register or memory operands. */
1463 gimple_has_ops (const_gimple g
)
1465 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1469 /* Return true if GIMPLE statement G has memory operands. */
1472 gimple_has_mem_ops (const_gimple g
)
1474 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1478 /* Return the set of USE operands for statement G. */
1480 static inline struct use_optype_d
*
1481 gimple_use_ops (const_gimple g
)
1483 if (!gimple_has_ops (g
))
1485 return g
->gsops
.opbase
.use_ops
;
1489 /* Set USE to be the set of USE operands for statement G. */
1492 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1494 gcc_gimple_checking_assert (gimple_has_ops (g
));
1495 g
->gsops
.opbase
.use_ops
= use
;
1499 /* Return the single VUSE operand of the statement G. */
1502 gimple_vuse (const_gimple g
)
1504 if (!gimple_has_mem_ops (g
))
1506 return g
->gsmembase
.vuse
;
1509 /* Return the single VDEF operand of the statement G. */
1512 gimple_vdef (const_gimple g
)
1514 if (!gimple_has_mem_ops (g
))
1516 return g
->gsmembase
.vdef
;
1519 /* Return the single VUSE operand of the statement G. */
1521 static inline tree
*
1522 gimple_vuse_ptr (gimple g
)
1524 if (!gimple_has_mem_ops (g
))
1526 return &g
->gsmembase
.vuse
;
1529 /* Return the single VDEF operand of the statement G. */
1531 static inline tree
*
1532 gimple_vdef_ptr (gimple g
)
1534 if (!gimple_has_mem_ops (g
))
1536 return &g
->gsmembase
.vdef
;
1539 /* Set the single VUSE operand of the statement G. */
1542 gimple_set_vuse (gimple g
, tree vuse
)
1544 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1545 g
->gsmembase
.vuse
= vuse
;
1548 /* Set the single VDEF operand of the statement G. */
1551 gimple_set_vdef (gimple g
, tree vdef
)
1553 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1554 g
->gsmembase
.vdef
= vdef
;
1558 /* Return true if statement G has operands and the modified field has
1562 gimple_modified_p (const_gimple g
)
1564 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1568 /* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
1569 a MODIFIED field. */
1572 gimple_set_modified (gimple s
, bool modifiedp
)
1574 if (gimple_has_ops (s
))
1575 s
->gsbase
.modified
= (unsigned) modifiedp
;
1579 /* Return the tree code for the expression computed by STMT. This is
1580 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1581 GIMPLE_CALL, return CALL_EXPR as the expression code for
1582 consistency. This is useful when the caller needs to deal with the
1583 three kinds of computation that GIMPLE supports. */
1585 static inline enum tree_code
1586 gimple_expr_code (const_gimple stmt
)
1588 enum gimple_code code
= gimple_code (stmt
);
1589 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1590 return (enum tree_code
) stmt
->gsbase
.subcode
;
1593 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1599 /* Return true if statement STMT contains volatile operands. */
1602 gimple_has_volatile_ops (const_gimple stmt
)
1604 if (gimple_has_mem_ops (stmt
))
1605 return stmt
->gsbase
.has_volatile_ops
;
1611 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1614 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1616 if (gimple_has_mem_ops (stmt
))
1617 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1620 /* Return true if BB is in a transaction. */
1623 block_in_transaction (basic_block bb
)
1625 return flag_tm
&& bb
->flags
& BB_IN_TRANSACTION
;
1628 /* Return true if STMT is in a transaction. */
1631 gimple_in_transaction (gimple stmt
)
1633 return block_in_transaction (gimple_bb (stmt
));
1636 /* Return true if statement STMT may access memory. */
1639 gimple_references_memory_p (gimple stmt
)
1641 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1645 /* Return the subcode for OMP statement S. */
1647 static inline unsigned
1648 gimple_omp_subcode (const_gimple s
)
1650 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1651 && gimple_code (s
) <= GIMPLE_OMP_TEAMS
);
1652 return s
->gsbase
.subcode
;
1655 /* Set the subcode for OMP statement S to SUBCODE. */
1658 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1660 /* We only have 16 bits for the subcode. Assert that we are not
1662 gcc_gimple_checking_assert (subcode
< (1 << 16));
1663 s
->gsbase
.subcode
= subcode
;
1666 /* Set the nowait flag on OMP_RETURN statement S. */
1669 gimple_omp_return_set_nowait (gimple s
)
1671 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1672 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1676 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1680 gimple_omp_return_nowait_p (const_gimple g
)
1682 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1683 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1687 /* Set the LHS of OMP return. */
1690 gimple_omp_return_set_lhs (gimple g
, tree lhs
)
1692 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1693 g
->gimple_omp_atomic_store
.val
= lhs
;
1697 /* Get the LHS of OMP return. */
1700 gimple_omp_return_lhs (const_gimple g
)
1702 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1703 return g
->gimple_omp_atomic_store
.val
;
1707 /* Return a pointer to the LHS of OMP return. */
1709 static inline tree
*
1710 gimple_omp_return_lhs_ptr (gimple g
)
1712 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1713 return &g
->gimple_omp_atomic_store
.val
;
1717 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1721 gimple_omp_section_last_p (const_gimple g
)
1723 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1724 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1728 /* Set the GF_OMP_SECTION_LAST flag on G. */
1731 gimple_omp_section_set_last (gimple g
)
1733 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1734 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1738 /* Return true if OMP parallel statement G has the
1739 GF_OMP_PARALLEL_COMBINED flag set. */
1742 gimple_omp_parallel_combined_p (const_gimple g
)
1744 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1745 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1749 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1750 value of COMBINED_P. */
1753 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1755 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1757 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1759 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1763 /* Return true if OMP atomic load/store statement G has the
1764 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1767 gimple_omp_atomic_need_value_p (const_gimple g
)
1769 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1770 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1771 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1775 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1778 gimple_omp_atomic_set_need_value (gimple g
)
1780 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1781 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1782 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1786 /* Return true if OMP atomic load/store statement G has the
1787 GF_OMP_ATOMIC_SEQ_CST flag set. */
1790 gimple_omp_atomic_seq_cst_p (const_gimple g
)
1792 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1793 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1794 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_SEQ_CST
) != 0;
1798 /* Set the GF_OMP_ATOMIC_SEQ_CST flag on G. */
1801 gimple_omp_atomic_set_seq_cst (gimple g
)
1803 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1804 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1805 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_SEQ_CST
;
1809 /* Return the number of operands for statement GS. */
1811 static inline unsigned
1812 gimple_num_ops (const_gimple gs
)
1814 return gs
->gsbase
.num_ops
;
1818 /* Set the number of operands for statement GS. */
1821 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1823 gs
->gsbase
.num_ops
= num_ops
;
1827 /* Return the array of operands for statement GS. */
1829 static inline tree
*
1830 gimple_ops (gimple gs
)
1834 /* All the tuples have their operand vector at the very bottom
1835 of the structure. Note that those structures that do not
1836 have an operand vector have a zero offset. */
1837 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1838 gcc_gimple_checking_assert (off
!= 0);
1840 return (tree
*) ((char *) gs
+ off
);
1844 /* Return operand I for statement GS. */
1847 gimple_op (const_gimple gs
, unsigned i
)
1849 if (gimple_has_ops (gs
))
1851 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1852 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1858 /* Return a pointer to operand I for statement GS. */
1860 static inline tree
*
1861 gimple_op_ptr (const_gimple gs
, unsigned i
)
1863 if (gimple_has_ops (gs
))
1865 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1866 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1872 /* Set operand I of statement GS to OP. */
1875 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1877 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1879 /* Note. It may be tempting to assert that OP matches
1880 is_gimple_operand, but that would be wrong. Different tuples
1881 accept slightly different sets of tree operands. Each caller
1882 should perform its own validation. */
1883 gimple_ops (gs
)[i
] = op
;
1886 /* Return true if GS is a GIMPLE_ASSIGN. */
1889 is_gimple_assign (const_gimple gs
)
1891 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1894 /* Determine if expression CODE is one of the valid expressions that can
1895 be used on the RHS of GIMPLE assignments. */
1897 static inline enum gimple_rhs_class
1898 get_gimple_rhs_class (enum tree_code code
)
1900 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1903 /* Return the LHS of assignment statement GS. */
1906 gimple_assign_lhs (const_gimple gs
)
1908 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1909 return gimple_op (gs
, 0);
1913 /* Return a pointer to the LHS of assignment statement GS. */
1915 static inline tree
*
1916 gimple_assign_lhs_ptr (const_gimple gs
)
1918 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1919 return gimple_op_ptr (gs
, 0);
1923 /* Set LHS to be the LHS operand of assignment statement GS. */
1926 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1928 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1929 gimple_set_op (gs
, 0, lhs
);
1931 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1932 SSA_NAME_DEF_STMT (lhs
) = gs
;
1936 /* Return the first operand on the RHS of assignment statement GS. */
1939 gimple_assign_rhs1 (const_gimple gs
)
1941 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1942 return gimple_op (gs
, 1);
1946 /* Return a pointer to the first operand on the RHS of assignment
1949 static inline tree
*
1950 gimple_assign_rhs1_ptr (const_gimple gs
)
1952 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1953 return gimple_op_ptr (gs
, 1);
1956 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1959 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1961 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1963 gimple_set_op (gs
, 1, rhs
);
1967 /* Return the second operand on the RHS of assignment statement GS.
1968 If GS does not have two operands, NULL is returned instead. */
1971 gimple_assign_rhs2 (const_gimple gs
)
1973 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1975 if (gimple_num_ops (gs
) >= 3)
1976 return gimple_op (gs
, 2);
1982 /* Return a pointer to the second operand on the RHS of assignment
1985 static inline tree
*
1986 gimple_assign_rhs2_ptr (const_gimple gs
)
1988 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1989 return gimple_op_ptr (gs
, 2);
1993 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1996 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1998 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2000 gimple_set_op (gs
, 2, rhs
);
2003 /* Return the third operand on the RHS of assignment statement GS.
2004 If GS does not have two operands, NULL is returned instead. */
2007 gimple_assign_rhs3 (const_gimple gs
)
2009 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2011 if (gimple_num_ops (gs
) >= 4)
2012 return gimple_op (gs
, 3);
2017 /* Return a pointer to the third operand on the RHS of assignment
2020 static inline tree
*
2021 gimple_assign_rhs3_ptr (const_gimple gs
)
2023 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2024 return gimple_op_ptr (gs
, 3);
2028 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
2031 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
2033 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2035 gimple_set_op (gs
, 3, rhs
);
2038 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
2039 to see only a maximum of two operands. */
2042 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
2045 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
2048 /* A wrapper around extract_ops_from_tree_1, for callers which expect
2049 to see only a maximum of two operands. */
2052 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
2056 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
2057 gcc_assert (op2
== NULL_TREE
);
2060 /* Returns true if GS is a nontemporal move. */
2063 gimple_assign_nontemporal_move_p (const_gimple gs
)
2065 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2066 return gs
->gsbase
.nontemporal_move
;
2069 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
2072 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
2074 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2075 gs
->gsbase
.nontemporal_move
= nontemporal
;
2079 /* Return the code of the expression computed on the rhs of assignment
2080 statement GS. In case that the RHS is a single object, returns the
2081 tree code of the object. */
2083 static inline enum tree_code
2084 gimple_assign_rhs_code (const_gimple gs
)
2086 enum tree_code code
;
2087 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2089 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2090 /* While we initially set subcode to the TREE_CODE of the rhs for
2091 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2092 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2093 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2094 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2100 /* Set CODE to be the code for the expression computed on the RHS of
2104 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2106 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2107 s
->gsbase
.subcode
= code
;
2111 /* Return the gimple rhs class of the code of the expression computed on
2112 the rhs of assignment statement GS.
2113 This will never return GIMPLE_INVALID_RHS. */
2115 static inline enum gimple_rhs_class
2116 gimple_assign_rhs_class (const_gimple gs
)
2118 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2121 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2122 there is no operator associated with the assignment itself.
2123 Unlike gimple_assign_copy_p, this predicate returns true for
2124 any RHS operand, including those that perform an operation
2125 and do not have the semantics of a copy, such as COND_EXPR. */
2128 gimple_assign_single_p (gimple gs
)
2130 return (is_gimple_assign (gs
)
2131 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2134 /* Return true if GS performs a store to its lhs. */
2137 gimple_store_p (gimple gs
)
2139 tree lhs
= gimple_get_lhs (gs
);
2140 return lhs
&& !is_gimple_reg (lhs
);
2143 /* Return true if GS is an assignment that loads from its rhs1. */
2146 gimple_assign_load_p (gimple gs
)
2149 if (!gimple_assign_single_p (gs
))
2151 rhs
= gimple_assign_rhs1 (gs
);
2152 if (TREE_CODE (rhs
) == WITH_SIZE_EXPR
)
2154 rhs
= get_base_address (rhs
);
2155 return (DECL_P (rhs
)
2156 || TREE_CODE (rhs
) == MEM_REF
|| TREE_CODE (rhs
) == TARGET_MEM_REF
);
2160 /* Return true if S is a type-cast assignment. */
2163 gimple_assign_cast_p (gimple s
)
2165 if (is_gimple_assign (s
))
2167 enum tree_code sc
= gimple_assign_rhs_code (s
);
2168 return CONVERT_EXPR_CODE_P (sc
)
2169 || sc
== VIEW_CONVERT_EXPR
2170 || sc
== FIX_TRUNC_EXPR
;
2176 /* Return true if S is a clobber statement. */
2179 gimple_clobber_p (gimple s
)
2181 return gimple_assign_single_p (s
)
2182 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2185 /* Return true if GS is a GIMPLE_CALL. */
2188 is_gimple_call (const_gimple gs
)
2190 return gimple_code (gs
) == GIMPLE_CALL
;
2193 /* Return the LHS of call statement GS. */
2196 gimple_call_lhs (const_gimple gs
)
2198 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2199 return gimple_op (gs
, 0);
2203 /* Return a pointer to the LHS of call statement GS. */
2205 static inline tree
*
2206 gimple_call_lhs_ptr (const_gimple gs
)
2208 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2209 return gimple_op_ptr (gs
, 0);
2213 /* Set LHS to be the LHS operand of call statement GS. */
2216 gimple_call_set_lhs (gimple gs
, tree lhs
)
2218 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2219 gimple_set_op (gs
, 0, lhs
);
2220 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2221 SSA_NAME_DEF_STMT (lhs
) = gs
;
2225 /* Return true if call GS calls an internal-only function, as enumerated
2229 gimple_call_internal_p (const_gimple gs
)
2231 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2232 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2236 /* Return the target of internal call GS. */
2238 static inline enum internal_fn
2239 gimple_call_internal_fn (const_gimple gs
)
2241 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2242 return gs
->gimple_call
.u
.internal_fn
;
2246 /* Return the function type of the function called by GS. */
2249 gimple_call_fntype (const_gimple gs
)
2251 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2252 if (gimple_call_internal_p (gs
))
2254 return gs
->gimple_call
.u
.fntype
;
2257 /* Set the type of the function called by GS to FNTYPE. */
2260 gimple_call_set_fntype (gimple gs
, tree fntype
)
2262 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2263 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2264 gs
->gimple_call
.u
.fntype
= fntype
;
2268 /* Return the tree node representing the function called by call
2272 gimple_call_fn (const_gimple gs
)
2274 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2275 return gimple_op (gs
, 1);
2278 /* Return a pointer to the tree node representing the function called by call
2281 static inline tree
*
2282 gimple_call_fn_ptr (const_gimple gs
)
2284 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2285 return gimple_op_ptr (gs
, 1);
2289 /* Set FN to be the function called by call statement GS. */
2292 gimple_call_set_fn (gimple gs
, tree fn
)
2294 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2295 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2296 gimple_set_op (gs
, 1, fn
);
2300 /* Set FNDECL to be the function called by call statement GS. */
2303 gimple_call_set_fndecl (gimple gs
, tree decl
)
2305 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2306 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2307 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2311 /* Set internal function FN to be the function called by call statement GS. */
2314 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2316 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2317 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2318 gs
->gimple_call
.u
.internal_fn
= fn
;
2322 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2323 associated with the callee if known. Otherwise return NULL_TREE. */
2326 gimple_call_addr_fndecl (const_tree fn
)
2328 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2330 tree fndecl
= TREE_OPERAND (fn
, 0);
2331 if (TREE_CODE (fndecl
) == MEM_REF
2332 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2333 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2334 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2335 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2341 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2342 Otherwise return NULL. This function is analogous to
2343 get_callee_fndecl in tree land. */
2346 gimple_call_fndecl (const_gimple gs
)
2348 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2352 /* Return the type returned by call statement GS. */
2355 gimple_call_return_type (const_gimple gs
)
2357 tree type
= gimple_call_fntype (gs
);
2359 if (type
== NULL_TREE
)
2360 return TREE_TYPE (gimple_call_lhs (gs
));
2362 /* The type returned by a function is the type of its
2364 return TREE_TYPE (type
);
2368 /* Return the static chain for call statement GS. */
2371 gimple_call_chain (const_gimple gs
)
2373 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2374 return gimple_op (gs
, 2);
2378 /* Return a pointer to the static chain for call statement GS. */
2380 static inline tree
*
2381 gimple_call_chain_ptr (const_gimple gs
)
2383 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2384 return gimple_op_ptr (gs
, 2);
2387 /* Set CHAIN to be the static chain for call statement GS. */
2390 gimple_call_set_chain (gimple gs
, tree chain
)
2392 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2394 gimple_set_op (gs
, 2, chain
);
2398 /* Return the number of arguments used by call statement GS. */
2400 static inline unsigned
2401 gimple_call_num_args (const_gimple gs
)
2404 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2405 num_ops
= gimple_num_ops (gs
);
2410 /* Return the argument at position INDEX for call statement GS. */
2413 gimple_call_arg (const_gimple gs
, unsigned index
)
2415 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2416 return gimple_op (gs
, index
+ 3);
2420 /* Return a pointer to the argument at position INDEX for call
2423 static inline tree
*
2424 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2426 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2427 return gimple_op_ptr (gs
, index
+ 3);
2431 /* Set ARG to be the argument at position INDEX for call statement GS. */
2434 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2436 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2437 gimple_set_op (gs
, index
+ 3, arg
);
2441 /* If TAIL_P is true, mark call statement S as being a tail call
2442 (i.e., a call just before the exit of a function). These calls are
2443 candidate for tail call optimization. */
2446 gimple_call_set_tail (gimple s
, bool tail_p
)
2448 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2450 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2452 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2456 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2459 gimple_call_tail_p (gimple s
)
2461 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2462 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2466 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2467 slot optimization. This transformation uses the target of the call
2468 expansion as the return slot for calls that return in memory. */
2471 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2473 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2474 if (return_slot_opt_p
)
2475 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2477 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2481 /* Return true if S is marked for return slot optimization. */
2484 gimple_call_return_slot_opt_p (gimple s
)
2486 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2487 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2491 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2492 thunk to the thunked-to function. */
2495 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2497 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2499 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2501 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2505 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2508 gimple_call_from_thunk_p (gimple s
)
2510 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2511 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2515 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2516 argument pack in its argument list. */
2519 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2521 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2522 if (pass_arg_pack_p
)
2523 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2525 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2529 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2530 argument pack in its argument list. */
2533 gimple_call_va_arg_pack_p (gimple s
)
2535 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2536 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2540 /* Return true if S is a noreturn call. */
2543 gimple_call_noreturn_p (gimple s
)
2545 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2546 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2550 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2551 even if the called function can throw in other cases. */
2554 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2556 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2558 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2560 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2563 /* Return true if S is a nothrow call. */
2566 gimple_call_nothrow_p (gimple s
)
2568 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2569 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2572 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2573 is known to be emitted for VLA objects. Those are wrapped by
2574 stack_save/stack_restore calls and hence can't lead to unbounded
2575 stack growth even when they occur in loops. */
2578 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2580 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2582 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2584 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2587 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2590 gimple_call_alloca_for_var_p (gimple s
)
2592 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2593 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2596 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2599 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2601 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2602 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2603 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2607 /* Return a pointer to the points-to solution for the set of call-used
2608 variables of the call CALL. */
2610 static inline struct pt_solution
*
2611 gimple_call_use_set (gimple call
)
2613 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2614 return &call
->gimple_call
.call_used
;
2618 /* Return a pointer to the points-to solution for the set of call-used
2619 variables of the call CALL. */
2621 static inline struct pt_solution
*
2622 gimple_call_clobber_set (gimple call
)
2624 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2625 return &call
->gimple_call
.call_clobbered
;
2629 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2633 gimple_has_lhs (gimple stmt
)
2635 return (is_gimple_assign (stmt
)
2636 || (is_gimple_call (stmt
)
2637 && gimple_call_lhs (stmt
) != NULL_TREE
));
2641 /* Return the code of the predicate computed by conditional statement GS. */
2643 static inline enum tree_code
2644 gimple_cond_code (const_gimple gs
)
2646 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2647 return (enum tree_code
) gs
->gsbase
.subcode
;
2651 /* Set CODE to be the predicate code for the conditional statement GS. */
2654 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2656 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2657 gs
->gsbase
.subcode
= code
;
2661 /* Return the LHS of the predicate computed by conditional statement GS. */
2664 gimple_cond_lhs (const_gimple gs
)
2666 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2667 return gimple_op (gs
, 0);
2670 /* Return the pointer to the LHS of the predicate computed by conditional
2673 static inline tree
*
2674 gimple_cond_lhs_ptr (const_gimple gs
)
2676 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2677 return gimple_op_ptr (gs
, 0);
2680 /* Set LHS to be the LHS operand of the predicate computed by
2681 conditional statement GS. */
2684 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2686 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2687 gimple_set_op (gs
, 0, lhs
);
2691 /* Return the RHS operand of the predicate computed by conditional GS. */
2694 gimple_cond_rhs (const_gimple gs
)
2696 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2697 return gimple_op (gs
, 1);
2700 /* Return the pointer to the RHS operand of the predicate computed by
2703 static inline tree
*
2704 gimple_cond_rhs_ptr (const_gimple gs
)
2706 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2707 return gimple_op_ptr (gs
, 1);
2711 /* Set RHS to be the RHS operand of the predicate computed by
2712 conditional statement GS. */
2715 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2717 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2718 gimple_set_op (gs
, 1, rhs
);
2722 /* Return the label used by conditional statement GS when its
2723 predicate evaluates to true. */
2726 gimple_cond_true_label (const_gimple gs
)
2728 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2729 return gimple_op (gs
, 2);
2733 /* Set LABEL to be the label used by conditional statement GS when its
2734 predicate evaluates to true. */
2737 gimple_cond_set_true_label (gimple gs
, tree label
)
2739 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2740 gimple_set_op (gs
, 2, label
);
2744 /* Set LABEL to be the label used by conditional statement GS when its
2745 predicate evaluates to false. */
2748 gimple_cond_set_false_label (gimple gs
, tree label
)
2750 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2751 gimple_set_op (gs
, 3, label
);
2755 /* Return the label used by conditional statement GS when its
2756 predicate evaluates to false. */
2759 gimple_cond_false_label (const_gimple gs
)
2761 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2762 return gimple_op (gs
, 3);
2766 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2769 gimple_cond_make_false (gimple gs
)
2771 gimple_cond_set_lhs (gs
, boolean_true_node
);
2772 gimple_cond_set_rhs (gs
, boolean_false_node
);
2773 gs
->gsbase
.subcode
= EQ_EXPR
;
2777 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2780 gimple_cond_make_true (gimple gs
)
2782 gimple_cond_set_lhs (gs
, boolean_true_node
);
2783 gimple_cond_set_rhs (gs
, boolean_true_node
);
2784 gs
->gsbase
.subcode
= EQ_EXPR
;
2787 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2788 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2791 gimple_cond_true_p (const_gimple gs
)
2793 tree lhs
= gimple_cond_lhs (gs
);
2794 tree rhs
= gimple_cond_rhs (gs
);
2795 enum tree_code code
= gimple_cond_code (gs
);
2797 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2800 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2803 if (code
== NE_EXPR
&& lhs
!= rhs
)
2806 if (code
== EQ_EXPR
&& lhs
== rhs
)
2812 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2813 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2816 gimple_cond_false_p (const_gimple gs
)
2818 tree lhs
= gimple_cond_lhs (gs
);
2819 tree rhs
= gimple_cond_rhs (gs
);
2820 enum tree_code code
= gimple_cond_code (gs
);
2822 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2825 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2828 if (code
== NE_EXPR
&& lhs
== rhs
)
2831 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2837 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2840 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2842 gimple_cond_set_code (stmt
, code
);
2843 gimple_cond_set_lhs (stmt
, lhs
);
2844 gimple_cond_set_rhs (stmt
, rhs
);
2847 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2850 gimple_label_label (const_gimple gs
)
2852 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2853 return gimple_op (gs
, 0);
2857 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2861 gimple_label_set_label (gimple gs
, tree label
)
2863 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2864 gimple_set_op (gs
, 0, label
);
2868 /* Return the destination of the unconditional jump GS. */
2871 gimple_goto_dest (const_gimple gs
)
2873 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2874 return gimple_op (gs
, 0);
2878 /* Set DEST to be the destination of the unconditonal jump GS. */
2881 gimple_goto_set_dest (gimple gs
, tree dest
)
2883 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2884 gimple_set_op (gs
, 0, dest
);
2888 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2891 gimple_bind_vars (const_gimple gs
)
2893 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2894 return gs
->gimple_bind
.vars
;
2898 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2902 gimple_bind_set_vars (gimple gs
, tree vars
)
2904 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2905 gs
->gimple_bind
.vars
= vars
;
2909 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2913 gimple_bind_append_vars (gimple gs
, tree vars
)
2915 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2916 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2920 static inline gimple_seq
*
2921 gimple_bind_body_ptr (gimple gs
)
2923 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2924 return &gs
->gimple_bind
.body
;
2927 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2929 static inline gimple_seq
2930 gimple_bind_body (gimple gs
)
2932 return *gimple_bind_body_ptr (gs
);
2936 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2940 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2942 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2943 gs
->gimple_bind
.body
= seq
;
2947 /* Append a statement to the end of a GIMPLE_BIND's body. */
2950 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2952 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2953 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2957 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2960 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2962 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2963 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2967 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2968 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2971 gimple_bind_block (const_gimple gs
)
2973 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2974 return gs
->gimple_bind
.block
;
2978 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2982 gimple_bind_set_block (gimple gs
, tree block
)
2984 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2985 gcc_gimple_checking_assert (block
== NULL_TREE
2986 || TREE_CODE (block
) == BLOCK
);
2987 gs
->gimple_bind
.block
= block
;
2991 /* Return the number of input operands for GIMPLE_ASM GS. */
2993 static inline unsigned
2994 gimple_asm_ninputs (const_gimple gs
)
2996 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2997 return gs
->gimple_asm
.ni
;
3001 /* Return the number of output operands for GIMPLE_ASM GS. */
3003 static inline unsigned
3004 gimple_asm_noutputs (const_gimple gs
)
3006 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3007 return gs
->gimple_asm
.no
;
3011 /* Return the number of clobber operands for GIMPLE_ASM GS. */
3013 static inline unsigned
3014 gimple_asm_nclobbers (const_gimple gs
)
3016 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3017 return gs
->gimple_asm
.nc
;
3020 /* Return the number of label operands for GIMPLE_ASM GS. */
3022 static inline unsigned
3023 gimple_asm_nlabels (const_gimple gs
)
3025 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3026 return gs
->gimple_asm
.nl
;
3029 /* Return input operand INDEX of GIMPLE_ASM GS. */
3032 gimple_asm_input_op (const_gimple gs
, unsigned index
)
3034 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3035 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
3036 return gimple_op (gs
, index
+ gs
->gimple_asm
.no
);
3039 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
3041 static inline tree
*
3042 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
3044 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3045 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
3046 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.no
);
3050 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
3053 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
3055 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3056 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
3057 && TREE_CODE (in_op
) == TREE_LIST
);
3058 gimple_set_op (gs
, index
+ gs
->gimple_asm
.no
, in_op
);
3062 /* Return output operand INDEX of GIMPLE_ASM GS. */
3065 gimple_asm_output_op (const_gimple gs
, unsigned index
)
3067 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3068 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3069 return gimple_op (gs
, index
);
3072 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
3074 static inline tree
*
3075 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
3077 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3078 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3079 return gimple_op_ptr (gs
, index
);
3083 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
3086 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
3088 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3089 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
3090 && TREE_CODE (out_op
) == TREE_LIST
);
3091 gimple_set_op (gs
, index
, out_op
);
3095 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3098 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3100 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3101 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
);
3102 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3106 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3109 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3111 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3112 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
3113 && TREE_CODE (clobber_op
) == TREE_LIST
);
3114 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3117 /* Return label operand INDEX of GIMPLE_ASM GS. */
3120 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3122 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3123 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
);
3124 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3127 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3130 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3132 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3133 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
3134 && TREE_CODE (label_op
) == TREE_LIST
);
3135 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3138 /* Return the string representing the assembly instruction in
3141 static inline const char *
3142 gimple_asm_string (const_gimple gs
)
3144 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3145 return gs
->gimple_asm
.string
;
3149 /* Return true if GS is an asm statement marked volatile. */
3152 gimple_asm_volatile_p (const_gimple gs
)
3154 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3155 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3159 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3162 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3164 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3166 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3168 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3172 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3175 gimple_asm_set_input (gimple gs
, bool input_p
)
3177 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3179 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3181 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3185 /* Return true if asm GS is an ASM_INPUT. */
3188 gimple_asm_input_p (const_gimple gs
)
3190 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3191 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3195 /* Return the types handled by GIMPLE_CATCH statement GS. */
3198 gimple_catch_types (const_gimple gs
)
3200 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3201 return gs
->gimple_catch
.types
;
3205 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3207 static inline tree
*
3208 gimple_catch_types_ptr (gimple gs
)
3210 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3211 return &gs
->gimple_catch
.types
;
3215 /* Return a pointer to the GIMPLE sequence representing the body of
3216 the handler of GIMPLE_CATCH statement GS. */
3218 static inline gimple_seq
*
3219 gimple_catch_handler_ptr (gimple gs
)
3221 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3222 return &gs
->gimple_catch
.handler
;
3226 /* Return the GIMPLE sequence representing the body of the handler of
3227 GIMPLE_CATCH statement GS. */
3229 static inline gimple_seq
3230 gimple_catch_handler (gimple gs
)
3232 return *gimple_catch_handler_ptr (gs
);
3236 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3239 gimple_catch_set_types (gimple gs
, tree t
)
3241 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3242 gs
->gimple_catch
.types
= t
;
3246 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3249 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3251 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3252 gs
->gimple_catch
.handler
= handler
;
3256 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3259 gimple_eh_filter_types (const_gimple gs
)
3261 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3262 return gs
->gimple_eh_filter
.types
;
3266 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3269 static inline tree
*
3270 gimple_eh_filter_types_ptr (gimple gs
)
3272 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3273 return &gs
->gimple_eh_filter
.types
;
3277 /* Return a pointer to the sequence of statement to execute when
3278 GIMPLE_EH_FILTER statement fails. */
3280 static inline gimple_seq
*
3281 gimple_eh_filter_failure_ptr (gimple gs
)
3283 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3284 return &gs
->gimple_eh_filter
.failure
;
3288 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3291 static inline gimple_seq
3292 gimple_eh_filter_failure (gimple gs
)
3294 return *gimple_eh_filter_failure_ptr (gs
);
3298 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3301 gimple_eh_filter_set_types (gimple gs
, tree types
)
3303 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3304 gs
->gimple_eh_filter
.types
= types
;
3308 /* Set FAILURE to be the sequence of statements to execute on failure
3309 for GIMPLE_EH_FILTER GS. */
3312 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3314 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3315 gs
->gimple_eh_filter
.failure
= failure
;
3318 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3321 gimple_eh_must_not_throw_fndecl (gimple gs
)
3323 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3324 return gs
->gimple_eh_mnt
.fndecl
;
3327 /* Set the function decl to be called by GS to DECL. */
3330 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3332 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3333 gs
->gimple_eh_mnt
.fndecl
= decl
;
3336 /* GIMPLE_EH_ELSE accessors. */
3338 static inline gimple_seq
*
3339 gimple_eh_else_n_body_ptr (gimple gs
)
3341 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3342 return &gs
->gimple_eh_else
.n_body
;
3345 static inline gimple_seq
3346 gimple_eh_else_n_body (gimple gs
)
3348 return *gimple_eh_else_n_body_ptr (gs
);
3351 static inline gimple_seq
*
3352 gimple_eh_else_e_body_ptr (gimple gs
)
3354 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3355 return &gs
->gimple_eh_else
.e_body
;
3358 static inline gimple_seq
3359 gimple_eh_else_e_body (gimple gs
)
3361 return *gimple_eh_else_e_body_ptr (gs
);
3365 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3367 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3368 gs
->gimple_eh_else
.n_body
= seq
;
3372 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3374 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3375 gs
->gimple_eh_else
.e_body
= seq
;
3378 /* GIMPLE_TRY accessors. */
3380 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3381 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3383 static inline enum gimple_try_flags
3384 gimple_try_kind (const_gimple gs
)
3386 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3387 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3391 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3394 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3396 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3397 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3398 || kind
== GIMPLE_TRY_FINALLY
);
3399 if (gimple_try_kind (gs
) != kind
)
3400 gs
->gsbase
.subcode
= (unsigned int) kind
;
3404 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3407 gimple_try_catch_is_cleanup (const_gimple gs
)
3409 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3410 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3414 /* Return a pointer to the sequence of statements used as the
3415 body for GIMPLE_TRY GS. */
3417 static inline gimple_seq
*
3418 gimple_try_eval_ptr (gimple gs
)
3420 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3421 return &gs
->gimple_try
.eval
;
3425 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3427 static inline gimple_seq
3428 gimple_try_eval (gimple gs
)
3430 return *gimple_try_eval_ptr (gs
);
3434 /* Return a pointer to the sequence of statements used as the cleanup body for
3437 static inline gimple_seq
*
3438 gimple_try_cleanup_ptr (gimple gs
)
3440 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3441 return &gs
->gimple_try
.cleanup
;
3445 /* Return the sequence of statements used as the cleanup body for
3448 static inline gimple_seq
3449 gimple_try_cleanup (gimple gs
)
3451 return *gimple_try_cleanup_ptr (gs
);
3455 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3458 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3460 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3461 if (catch_is_cleanup
)
3462 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3464 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3468 /* Set EVAL to be the sequence of statements to use as the body for
3472 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3474 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3475 gs
->gimple_try
.eval
= eval
;
3479 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3480 body for GIMPLE_TRY GS. */
3483 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3485 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3486 gs
->gimple_try
.cleanup
= cleanup
;
3490 /* Return a pointer to the cleanup sequence for cleanup statement GS. */
3492 static inline gimple_seq
*
3493 gimple_wce_cleanup_ptr (gimple gs
)
3495 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3496 return &gs
->gimple_wce
.cleanup
;
3500 /* Return the cleanup sequence for cleanup statement GS. */
3502 static inline gimple_seq
3503 gimple_wce_cleanup (gimple gs
)
3505 return *gimple_wce_cleanup_ptr (gs
);
3509 /* Set CLEANUP to be the cleanup sequence for GS. */
3512 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3514 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3515 gs
->gimple_wce
.cleanup
= cleanup
;
3519 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3522 gimple_wce_cleanup_eh_only (const_gimple gs
)
3524 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3525 return gs
->gsbase
.subcode
!= 0;
3529 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3532 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3534 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3535 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3539 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3541 static inline unsigned
3542 gimple_phi_capacity (const_gimple gs
)
3544 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3545 return gs
->gimple_phi
.capacity
;
3549 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3550 be exactly the number of incoming edges for the basic block holding
3553 static inline unsigned
3554 gimple_phi_num_args (const_gimple gs
)
3556 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3557 return gs
->gimple_phi
.nargs
;
3561 /* Return the SSA name created by GIMPLE_PHI GS. */
3564 gimple_phi_result (const_gimple gs
)
3566 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3567 return gs
->gimple_phi
.result
;
3570 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3572 static inline tree
*
3573 gimple_phi_result_ptr (gimple gs
)
3575 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3576 return &gs
->gimple_phi
.result
;
3579 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3582 gimple_phi_set_result (gimple gs
, tree result
)
3584 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3585 gs
->gimple_phi
.result
= result
;
3586 if (result
&& TREE_CODE (result
) == SSA_NAME
)
3587 SSA_NAME_DEF_STMT (result
) = gs
;
3591 /* Return the PHI argument corresponding to incoming edge INDEX for
3594 static inline struct phi_arg_d
*
3595 gimple_phi_arg (gimple gs
, unsigned index
)
3597 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3598 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3599 return &(gs
->gimple_phi
.args
[index
]);
3602 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3603 for GIMPLE_PHI GS. */
3606 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3608 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3609 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3610 gs
->gimple_phi
.args
[index
] = *phiarg
;
3613 /* PHI nodes should contain only ssa_names and invariants. A test
3614 for ssa_name is definitely simpler; don't let invalid contents
3615 slip in in the meantime. */
3618 phi_ssa_name_p (const_tree t
)
3620 if (TREE_CODE (t
) == SSA_NAME
)
3622 gcc_checking_assert (is_gimple_min_invariant (t
));
3626 /* Return the PHI nodes for basic block BB, or NULL if there are no
3629 static inline gimple_seq
3630 phi_nodes (const_basic_block bb
)
3632 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
3633 return bb
->il
.gimple
.phi_nodes
;
3636 /* Return a pointer to the PHI nodes for basic block BB. */
3638 static inline gimple_seq
*
3639 phi_nodes_ptr (basic_block bb
)
3641 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
3642 return &bb
->il
.gimple
.phi_nodes
;
3645 /* Return the tree operand for argument I of PHI node GS. */
3648 gimple_phi_arg_def (gimple gs
, size_t index
)
3650 return gimple_phi_arg (gs
, index
)->def
;
3654 /* Return a pointer to the tree operand for argument I of PHI node GS. */
3656 static inline tree
*
3657 gimple_phi_arg_def_ptr (gimple gs
, size_t index
)
3659 return &gimple_phi_arg (gs
, index
)->def
;
3662 /* Return the edge associated with argument I of phi node GS. */
3665 gimple_phi_arg_edge (gimple gs
, size_t i
)
3667 return EDGE_PRED (gimple_bb (gs
), i
);
3670 /* Return the source location of gimple argument I of phi node GS. */
3672 static inline source_location
3673 gimple_phi_arg_location (gimple gs
, size_t i
)
3675 return gimple_phi_arg (gs
, i
)->locus
;
3678 /* Return the source location of the argument on edge E of phi node GS. */
3680 static inline source_location
3681 gimple_phi_arg_location_from_edge (gimple gs
, edge e
)
3683 return gimple_phi_arg (gs
, e
->dest_idx
)->locus
;
3686 /* Set the source location of gimple argument I of phi node GS to LOC. */
3689 gimple_phi_arg_set_location (gimple gs
, size_t i
, source_location loc
)
3691 gimple_phi_arg (gs
, i
)->locus
= loc
;
3694 /* Return TRUE if argument I of phi node GS has a location record. */
3697 gimple_phi_arg_has_location (gimple gs
, size_t i
)
3699 return gimple_phi_arg_location (gs
, i
) != UNKNOWN_LOCATION
;
3703 /* Return the region number for GIMPLE_RESX GS. */
3706 gimple_resx_region (const_gimple gs
)
3708 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3709 return gs
->gimple_eh_ctrl
.region
;
3712 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3715 gimple_resx_set_region (gimple gs
, int region
)
3717 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3718 gs
->gimple_eh_ctrl
.region
= region
;
3721 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3724 gimple_eh_dispatch_region (const_gimple gs
)
3726 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3727 return gs
->gimple_eh_ctrl
.region
;
3730 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3733 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3735 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3736 gs
->gimple_eh_ctrl
.region
= region
;
3739 /* Return the number of labels associated with the switch statement GS. */
3741 static inline unsigned
3742 gimple_switch_num_labels (const_gimple gs
)
3745 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3746 num_ops
= gimple_num_ops (gs
);
3747 gcc_gimple_checking_assert (num_ops
> 1);
3752 /* Set NLABELS to be the number of labels for the switch statement GS. */
3755 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3757 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3758 gimple_set_num_ops (g
, nlabels
+ 1);
3762 /* Return the index variable used by the switch statement GS. */
3765 gimple_switch_index (const_gimple gs
)
3767 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3768 return gimple_op (gs
, 0);
3772 /* Return a pointer to the index variable for the switch statement GS. */
3774 static inline tree
*
3775 gimple_switch_index_ptr (const_gimple gs
)
3777 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3778 return gimple_op_ptr (gs
, 0);
3782 /* Set INDEX to be the index variable for switch statement GS. */
3785 gimple_switch_set_index (gimple gs
, tree index
)
3787 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3788 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3789 gimple_set_op (gs
, 0, index
);
3793 /* Return the label numbered INDEX. The default label is 0, followed by any
3794 labels in a switch statement. */
3797 gimple_switch_label (const_gimple gs
, unsigned index
)
3799 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3800 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3801 return gimple_op (gs
, index
+ 1);
3804 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3807 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3809 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3810 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3811 && (label
== NULL_TREE
3812 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3813 gimple_set_op (gs
, index
+ 1, label
);
3816 /* Return the default label for a switch statement. */
3819 gimple_switch_default_label (const_gimple gs
)
3821 tree label
= gimple_switch_label (gs
, 0);
3822 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3826 /* Set the default label for a switch statement. */
3829 gimple_switch_set_default_label (gimple gs
, tree label
)
3831 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3832 gimple_switch_set_label (gs
, 0, label
);
3835 /* Return true if GS is a GIMPLE_DEBUG statement. */
3838 is_gimple_debug (const_gimple gs
)
3840 return gimple_code (gs
) == GIMPLE_DEBUG
;
3843 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3846 gimple_debug_bind_p (const_gimple s
)
3848 if (is_gimple_debug (s
))
3849 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3854 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3857 gimple_debug_bind_get_var (gimple dbg
)
3859 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3860 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3861 return gimple_op (dbg
, 0);
3864 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3868 gimple_debug_bind_get_value (gimple dbg
)
3870 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3871 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3872 return gimple_op (dbg
, 1);
3875 /* Return a pointer to the value bound to the variable in a
3876 GIMPLE_DEBUG bind statement. */
3878 static inline tree
*
3879 gimple_debug_bind_get_value_ptr (gimple dbg
)
3881 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3882 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3883 return gimple_op_ptr (dbg
, 1);
3886 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3889 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3891 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3892 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3893 gimple_set_op (dbg
, 0, var
);
3896 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3900 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3902 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3903 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3904 gimple_set_op (dbg
, 1, value
);
3907 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3909 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3911 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3915 gimple_debug_bind_reset_value (gimple dbg
)
3917 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3918 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3919 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3922 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3926 gimple_debug_bind_has_value_p (gimple dbg
)
3928 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3929 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3930 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3933 #undef GIMPLE_DEBUG_BIND_NOVALUE
3935 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3938 gimple_debug_source_bind_p (const_gimple s
)
3940 if (is_gimple_debug (s
))
3941 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3946 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3949 gimple_debug_source_bind_get_var (gimple dbg
)
3951 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3952 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3953 return gimple_op (dbg
, 0);
3956 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3960 gimple_debug_source_bind_get_value (gimple dbg
)
3962 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3963 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3964 return gimple_op (dbg
, 1);
3967 /* Return a pointer to the value bound to the variable in a
3968 GIMPLE_DEBUG source bind statement. */
3970 static inline tree
*
3971 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3973 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3974 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3975 return gimple_op_ptr (dbg
, 1);
3978 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3981 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3983 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3984 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3985 gimple_set_op (dbg
, 0, var
);
3988 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3992 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3994 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3995 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3996 gimple_set_op (dbg
, 1, value
);
3999 /* Return the line number for EXPR, or return -1 if we have no line
4000 number information for it. */
4002 get_lineno (const_gimple stmt
)
4009 loc
= gimple_location (stmt
);
4010 if (loc
== UNKNOWN_LOCATION
)
4013 return LOCATION_LINE (loc
);
4016 /* Return a pointer to the body for the OMP statement GS. */
4018 static inline gimple_seq
*
4019 gimple_omp_body_ptr (gimple gs
)
4021 return &gs
->omp
.body
;
4024 /* Return the body for the OMP statement GS. */
4026 static inline gimple_seq
4027 gimple_omp_body (gimple gs
)
4029 return *gimple_omp_body_ptr (gs
);
4032 /* Set BODY to be the body for the OMP statement GS. */
4035 gimple_omp_set_body (gimple gs
, gimple_seq body
)
4037 gs
->omp
.body
= body
;
4041 /* Return the name associated with OMP_CRITICAL statement GS. */
4044 gimple_omp_critical_name (const_gimple gs
)
4046 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4047 return gs
->gimple_omp_critical
.name
;
4051 /* Return a pointer to the name associated with OMP critical statement GS. */
4053 static inline tree
*
4054 gimple_omp_critical_name_ptr (gimple gs
)
4056 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4057 return &gs
->gimple_omp_critical
.name
;
4061 /* Set NAME to be the name associated with OMP critical statement GS. */
4064 gimple_omp_critical_set_name (gimple gs
, tree name
)
4066 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4067 gs
->gimple_omp_critical
.name
= name
;
4071 /* Return the kind of OMP for statemement. */
4074 gimple_omp_for_kind (const_gimple g
)
4076 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4077 return (gimple_omp_subcode (g
) & GF_OMP_FOR_KIND_MASK
);
4081 /* Set the OMP for kind. */
4084 gimple_omp_for_set_kind (gimple g
, int kind
)
4086 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4087 g
->gsbase
.subcode
= (g
->gsbase
.subcode
& ~GF_OMP_FOR_KIND_MASK
)
4088 | (kind
& GF_OMP_FOR_KIND_MASK
);
4092 /* Return true if OMP for statement G has the
4093 GF_OMP_FOR_COMBINED flag set. */
4096 gimple_omp_for_combined_p (const_gimple g
)
4098 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4099 return (gimple_omp_subcode (g
) & GF_OMP_FOR_COMBINED
) != 0;
4103 /* Set the GF_OMP_FOR_COMBINED field in G depending on the boolean
4104 value of COMBINED_P. */
4107 gimple_omp_for_set_combined_p (gimple g
, bool combined_p
)
4109 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4111 g
->gsbase
.subcode
|= GF_OMP_FOR_COMBINED
;
4113 g
->gsbase
.subcode
&= ~GF_OMP_FOR_COMBINED
;
4117 /* Return true if OMP for statement G has the
4118 GF_OMP_FOR_COMBINED_INTO flag set. */
4121 gimple_omp_for_combined_into_p (const_gimple g
)
4123 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4124 return (gimple_omp_subcode (g
) & GF_OMP_FOR_COMBINED_INTO
) != 0;
4128 /* Set the GF_OMP_FOR_COMBINED_INTO field in G depending on the boolean
4129 value of COMBINED_P. */
4132 gimple_omp_for_set_combined_into_p (gimple g
, bool combined_p
)
4134 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4136 g
->gsbase
.subcode
|= GF_OMP_FOR_COMBINED_INTO
;
4138 g
->gsbase
.subcode
&= ~GF_OMP_FOR_COMBINED_INTO
;
4142 /* Return the clauses associated with OMP_FOR GS. */
4145 gimple_omp_for_clauses (const_gimple gs
)
4147 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4148 return gs
->gimple_omp_for
.clauses
;
4152 /* Return a pointer to the OMP_FOR GS. */
4154 static inline tree
*
4155 gimple_omp_for_clauses_ptr (gimple gs
)
4157 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4158 return &gs
->gimple_omp_for
.clauses
;
4162 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
4165 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
4167 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4168 gs
->gimple_omp_for
.clauses
= clauses
;
4172 /* Get the collapse count of OMP_FOR GS. */
4174 static inline size_t
4175 gimple_omp_for_collapse (gimple gs
)
4177 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4178 return gs
->gimple_omp_for
.collapse
;
4182 /* Return the index variable for OMP_FOR GS. */
4185 gimple_omp_for_index (const_gimple gs
, size_t i
)
4187 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4188 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4189 return gs
->gimple_omp_for
.iter
[i
].index
;
4193 /* Return a pointer to the index variable for OMP_FOR GS. */
4195 static inline tree
*
4196 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
4198 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4199 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4200 return &gs
->gimple_omp_for
.iter
[i
].index
;
4204 /* Set INDEX to be the index variable for OMP_FOR GS. */
4207 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
4209 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4210 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4211 gs
->gimple_omp_for
.iter
[i
].index
= index
;
4215 /* Return the initial value for OMP_FOR GS. */
4218 gimple_omp_for_initial (const_gimple gs
, size_t i
)
4220 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4221 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4222 return gs
->gimple_omp_for
.iter
[i
].initial
;
4226 /* Return a pointer to the initial value for OMP_FOR GS. */
4228 static inline tree
*
4229 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
4231 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4232 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4233 return &gs
->gimple_omp_for
.iter
[i
].initial
;
4237 /* Set INITIAL to be the initial value for OMP_FOR GS. */
4240 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
4242 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4243 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4244 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
4248 /* Return the final value for OMP_FOR GS. */
4251 gimple_omp_for_final (const_gimple gs
, size_t i
)
4253 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4254 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4255 return gs
->gimple_omp_for
.iter
[i
].final
;
4259 /* Return a pointer to the final value for OMP_FOR GS. */
4261 static inline tree
*
4262 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
4264 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4265 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4266 return &gs
->gimple_omp_for
.iter
[i
].final
;
4270 /* Set FINAL to be the final value for OMP_FOR GS. */
4273 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
4275 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4276 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4277 gs
->gimple_omp_for
.iter
[i
].final
= final
;
4281 /* Return the increment value for OMP_FOR GS. */
4284 gimple_omp_for_incr (const_gimple gs
, size_t i
)
4286 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4287 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4288 return gs
->gimple_omp_for
.iter
[i
].incr
;
4292 /* Return a pointer to the increment value for OMP_FOR GS. */
4294 static inline tree
*
4295 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
4297 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4298 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4299 return &gs
->gimple_omp_for
.iter
[i
].incr
;
4303 /* Set INCR to be the increment value for OMP_FOR GS. */
4306 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
4308 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4309 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4310 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
4314 /* Return a pointer to the sequence of statements to execute before the OMP_FOR
4315 statement GS starts. */
4317 static inline gimple_seq
*
4318 gimple_omp_for_pre_body_ptr (gimple gs
)
4320 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4321 return &gs
->gimple_omp_for
.pre_body
;
4325 /* Return the sequence of statements to execute before the OMP_FOR
4326 statement GS starts. */
4328 static inline gimple_seq
4329 gimple_omp_for_pre_body (gimple gs
)
4331 return *gimple_omp_for_pre_body_ptr (gs
);
4335 /* Set PRE_BODY to be the sequence of statements to execute before the
4336 OMP_FOR statement GS starts. */
4339 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
4341 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4342 gs
->gimple_omp_for
.pre_body
= pre_body
;
4346 /* Return the clauses associated with OMP_PARALLEL GS. */
4349 gimple_omp_parallel_clauses (const_gimple gs
)
4351 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4352 return gs
->gimple_omp_parallel
.clauses
;
4356 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4358 static inline tree
*
4359 gimple_omp_parallel_clauses_ptr (gimple gs
)
4361 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4362 return &gs
->gimple_omp_parallel
.clauses
;
4366 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4370 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4372 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4373 gs
->gimple_omp_parallel
.clauses
= clauses
;
4377 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4380 gimple_omp_parallel_child_fn (const_gimple gs
)
4382 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4383 return gs
->gimple_omp_parallel
.child_fn
;
4386 /* Return a pointer to the child function used to hold the body of
4389 static inline tree
*
4390 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4392 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4393 return &gs
->gimple_omp_parallel
.child_fn
;
4397 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4400 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4402 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4403 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4407 /* Return the artificial argument used to send variables and values
4408 from the parent to the children threads in OMP_PARALLEL GS. */
4411 gimple_omp_parallel_data_arg (const_gimple gs
)
4413 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4414 return gs
->gimple_omp_parallel
.data_arg
;
4418 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4420 static inline tree
*
4421 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4423 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4424 return &gs
->gimple_omp_parallel
.data_arg
;
4428 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4431 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4433 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4434 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4438 /* Return the clauses associated with OMP_TASK GS. */
4441 gimple_omp_task_clauses (const_gimple gs
)
4443 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4444 return gs
->gimple_omp_parallel
.clauses
;
4448 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4450 static inline tree
*
4451 gimple_omp_task_clauses_ptr (gimple gs
)
4453 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4454 return &gs
->gimple_omp_parallel
.clauses
;
4458 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4462 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4464 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4465 gs
->gimple_omp_parallel
.clauses
= clauses
;
4469 /* Return the child function used to hold the body of OMP_TASK GS. */
4472 gimple_omp_task_child_fn (const_gimple gs
)
4474 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4475 return gs
->gimple_omp_parallel
.child_fn
;
4478 /* Return a pointer to the child function used to hold the body of
4481 static inline tree
*
4482 gimple_omp_task_child_fn_ptr (gimple gs
)
4484 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4485 return &gs
->gimple_omp_parallel
.child_fn
;
4489 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4492 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4494 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4495 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4499 /* Return the artificial argument used to send variables and values
4500 from the parent to the children threads in OMP_TASK GS. */
4503 gimple_omp_task_data_arg (const_gimple gs
)
4505 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4506 return gs
->gimple_omp_parallel
.data_arg
;
4510 /* Return a pointer to the data argument for OMP_TASK GS. */
4512 static inline tree
*
4513 gimple_omp_task_data_arg_ptr (gimple gs
)
4515 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4516 return &gs
->gimple_omp_parallel
.data_arg
;
4520 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4523 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4525 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4526 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4530 /* Return the clauses associated with OMP_TASK GS. */
4533 gimple_omp_taskreg_clauses (const_gimple gs
)
4535 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4536 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4537 return gs
->gimple_omp_parallel
.clauses
;
4541 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4543 static inline tree
*
4544 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4546 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4547 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4548 return &gs
->gimple_omp_parallel
.clauses
;
4552 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4556 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4558 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4559 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4560 gs
->gimple_omp_parallel
.clauses
= clauses
;
4564 /* Return the child function used to hold the body of OMP_TASK GS. */
4567 gimple_omp_taskreg_child_fn (const_gimple gs
)
4569 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4570 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4571 return gs
->gimple_omp_parallel
.child_fn
;
4574 /* Return a pointer to the child function used to hold the body of
4577 static inline tree
*
4578 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4580 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4581 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4582 return &gs
->gimple_omp_parallel
.child_fn
;
4586 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4589 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4591 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4592 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4593 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4597 /* Return the artificial argument used to send variables and values
4598 from the parent to the children threads in OMP_TASK GS. */
4601 gimple_omp_taskreg_data_arg (const_gimple gs
)
4603 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4604 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4605 return gs
->gimple_omp_parallel
.data_arg
;
4609 /* Return a pointer to the data argument for OMP_TASK GS. */
4611 static inline tree
*
4612 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4614 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4615 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4616 return &gs
->gimple_omp_parallel
.data_arg
;
4620 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4623 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4625 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4626 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4627 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4631 /* Return the copy function used to hold the body of OMP_TASK GS. */
4634 gimple_omp_task_copy_fn (const_gimple gs
)
4636 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4637 return gs
->gimple_omp_task
.copy_fn
;
4640 /* Return a pointer to the copy function used to hold the body of
4643 static inline tree
*
4644 gimple_omp_task_copy_fn_ptr (gimple gs
)
4646 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4647 return &gs
->gimple_omp_task
.copy_fn
;
4651 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4654 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4656 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4657 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4661 /* Return size of the data block in bytes in OMP_TASK GS. */
4664 gimple_omp_task_arg_size (const_gimple gs
)
4666 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4667 return gs
->gimple_omp_task
.arg_size
;
4671 /* Return a pointer to the data block size for OMP_TASK GS. */
4673 static inline tree
*
4674 gimple_omp_task_arg_size_ptr (gimple gs
)
4676 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4677 return &gs
->gimple_omp_task
.arg_size
;
4681 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4684 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4686 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4687 gs
->gimple_omp_task
.arg_size
= arg_size
;
4691 /* Return align of the data block in bytes in OMP_TASK GS. */
4694 gimple_omp_task_arg_align (const_gimple gs
)
4696 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4697 return gs
->gimple_omp_task
.arg_align
;
4701 /* Return a pointer to the data block align for OMP_TASK GS. */
4703 static inline tree
*
4704 gimple_omp_task_arg_align_ptr (gimple gs
)
4706 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4707 return &gs
->gimple_omp_task
.arg_align
;
4711 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4714 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4716 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4717 gs
->gimple_omp_task
.arg_align
= arg_align
;
4721 /* Return the clauses associated with OMP_SINGLE GS. */
4724 gimple_omp_single_clauses (const_gimple gs
)
4726 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4727 return gs
->gimple_omp_single
.clauses
;
4731 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4733 static inline tree
*
4734 gimple_omp_single_clauses_ptr (gimple gs
)
4736 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4737 return &gs
->gimple_omp_single
.clauses
;
4741 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4744 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4746 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4747 gs
->gimple_omp_single
.clauses
= clauses
;
4751 /* Return the clauses associated with OMP_TARGET GS. */
4754 gimple_omp_target_clauses (const_gimple gs
)
4756 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4757 return gs
->gimple_omp_parallel
.clauses
;
4761 /* Return a pointer to the clauses associated with OMP_TARGET GS. */
4763 static inline tree
*
4764 gimple_omp_target_clauses_ptr (gimple gs
)
4766 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4767 return &gs
->gimple_omp_parallel
.clauses
;
4771 /* Set CLAUSES to be the clauses associated with OMP_TARGET GS. */
4774 gimple_omp_target_set_clauses (gimple gs
, tree clauses
)
4776 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4777 gs
->gimple_omp_parallel
.clauses
= clauses
;
4781 /* Return the kind of OMP target statemement. */
4784 gimple_omp_target_kind (const_gimple g
)
4786 GIMPLE_CHECK (g
, GIMPLE_OMP_TARGET
);
4787 return (gimple_omp_subcode (g
) & GF_OMP_TARGET_KIND_MASK
);
4791 /* Set the OMP target kind. */
4794 gimple_omp_target_set_kind (gimple g
, int kind
)
4796 GIMPLE_CHECK (g
, GIMPLE_OMP_TARGET
);
4797 g
->gsbase
.subcode
= (g
->gsbase
.subcode
& ~GF_OMP_TARGET_KIND_MASK
)
4798 | (kind
& GF_OMP_TARGET_KIND_MASK
);
4802 /* Return the child function used to hold the body of OMP_TARGET GS. */
4805 gimple_omp_target_child_fn (const_gimple gs
)
4807 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4808 return gs
->gimple_omp_parallel
.child_fn
;
4811 /* Return a pointer to the child function used to hold the body of
4814 static inline tree
*
4815 gimple_omp_target_child_fn_ptr (gimple gs
)
4817 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4818 return &gs
->gimple_omp_parallel
.child_fn
;
4822 /* Set CHILD_FN to be the child function for OMP_TARGET GS. */
4825 gimple_omp_target_set_child_fn (gimple gs
, tree child_fn
)
4827 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4828 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4832 /* Return the artificial argument used to send variables and values
4833 from the parent to the children threads in OMP_TARGET GS. */
4836 gimple_omp_target_data_arg (const_gimple gs
)
4838 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4839 return gs
->gimple_omp_parallel
.data_arg
;
4843 /* Return a pointer to the data argument for OMP_TARGET GS. */
4845 static inline tree
*
4846 gimple_omp_target_data_arg_ptr (gimple gs
)
4848 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4849 return &gs
->gimple_omp_parallel
.data_arg
;
4853 /* Set DATA_ARG to be the data argument for OMP_TARGET GS. */
4856 gimple_omp_target_set_data_arg (gimple gs
, tree data_arg
)
4858 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4859 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4863 /* Return the clauses associated with OMP_TEAMS GS. */
4866 gimple_omp_teams_clauses (const_gimple gs
)
4868 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4869 return gs
->gimple_omp_single
.clauses
;
4873 /* Return a pointer to the clauses associated with OMP_TEAMS GS. */
4875 static inline tree
*
4876 gimple_omp_teams_clauses_ptr (gimple gs
)
4878 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4879 return &gs
->gimple_omp_single
.clauses
;
4883 /* Set CLAUSES to be the clauses associated with OMP_TEAMS GS. */
4886 gimple_omp_teams_set_clauses (gimple gs
, tree clauses
)
4888 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4889 gs
->gimple_omp_single
.clauses
= clauses
;
4893 /* Return the clauses associated with OMP_SECTIONS GS. */
4896 gimple_omp_sections_clauses (const_gimple gs
)
4898 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4899 return gs
->gimple_omp_sections
.clauses
;
4903 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4905 static inline tree
*
4906 gimple_omp_sections_clauses_ptr (gimple gs
)
4908 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4909 return &gs
->gimple_omp_sections
.clauses
;
4913 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4917 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4919 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4920 gs
->gimple_omp_sections
.clauses
= clauses
;
4924 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4928 gimple_omp_sections_control (const_gimple gs
)
4930 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4931 return gs
->gimple_omp_sections
.control
;
4935 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4938 static inline tree
*
4939 gimple_omp_sections_control_ptr (gimple gs
)
4941 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4942 return &gs
->gimple_omp_sections
.control
;
4946 /* Set CONTROL to be the set of clauses associated with the
4947 GIMPLE_OMP_SECTIONS in GS. */
4950 gimple_omp_sections_set_control (gimple gs
, tree control
)
4952 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4953 gs
->gimple_omp_sections
.control
= control
;
4957 /* Set COND to be the condition code for OMP_FOR GS. */
4960 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4962 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4963 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4964 && i
< gs
->gimple_omp_for
.collapse
);
4965 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4969 /* Return the condition code associated with OMP_FOR GS. */
4971 static inline enum tree_code
4972 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4974 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4975 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4976 return gs
->gimple_omp_for
.iter
[i
].cond
;
4980 /* Set the value being stored in an atomic store. */
4983 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4985 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4986 g
->gimple_omp_atomic_store
.val
= val
;
4990 /* Return the value being stored in an atomic store. */
4993 gimple_omp_atomic_store_val (const_gimple g
)
4995 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4996 return g
->gimple_omp_atomic_store
.val
;
5000 /* Return a pointer to the value being stored in an atomic store. */
5002 static inline tree
*
5003 gimple_omp_atomic_store_val_ptr (gimple g
)
5005 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
5006 return &g
->gimple_omp_atomic_store
.val
;
5010 /* Set the LHS of an atomic load. */
5013 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
5015 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5016 g
->gimple_omp_atomic_load
.lhs
= lhs
;
5020 /* Get the LHS of an atomic load. */
5023 gimple_omp_atomic_load_lhs (const_gimple g
)
5025 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5026 return g
->gimple_omp_atomic_load
.lhs
;
5030 /* Return a pointer to the LHS of an atomic load. */
5032 static inline tree
*
5033 gimple_omp_atomic_load_lhs_ptr (gimple g
)
5035 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5036 return &g
->gimple_omp_atomic_load
.lhs
;
5040 /* Set the RHS of an atomic load. */
5043 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
5045 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5046 g
->gimple_omp_atomic_load
.rhs
= rhs
;
5050 /* Get the RHS of an atomic load. */
5053 gimple_omp_atomic_load_rhs (const_gimple g
)
5055 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5056 return g
->gimple_omp_atomic_load
.rhs
;
5060 /* Return a pointer to the RHS of an atomic load. */
5062 static inline tree
*
5063 gimple_omp_atomic_load_rhs_ptr (gimple g
)
5065 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5066 return &g
->gimple_omp_atomic_load
.rhs
;
5070 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
5073 gimple_omp_continue_control_def (const_gimple g
)
5075 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5076 return g
->gimple_omp_continue
.control_def
;
5079 /* The same as above, but return the address. */
5081 static inline tree
*
5082 gimple_omp_continue_control_def_ptr (gimple g
)
5084 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5085 return &g
->gimple_omp_continue
.control_def
;
5088 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
5091 gimple_omp_continue_set_control_def (gimple g
, tree def
)
5093 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5094 g
->gimple_omp_continue
.control_def
= def
;
5098 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
5101 gimple_omp_continue_control_use (const_gimple g
)
5103 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5104 return g
->gimple_omp_continue
.control_use
;
5108 /* The same as above, but return the address. */
5110 static inline tree
*
5111 gimple_omp_continue_control_use_ptr (gimple g
)
5113 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5114 return &g
->gimple_omp_continue
.control_use
;
5118 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
5121 gimple_omp_continue_set_control_use (gimple g
, tree use
)
5123 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5124 g
->gimple_omp_continue
.control_use
= use
;
5127 /* Return a pointer to the body for the GIMPLE_TRANSACTION statement GS. */
5129 static inline gimple_seq
*
5130 gimple_transaction_body_ptr (gimple gs
)
5132 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5133 return &gs
->gimple_transaction
.body
;
5136 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
5138 static inline gimple_seq
5139 gimple_transaction_body (gimple gs
)
5141 return *gimple_transaction_body_ptr (gs
);
5144 /* Return the label associated with a GIMPLE_TRANSACTION. */
5147 gimple_transaction_label (const_gimple gs
)
5149 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5150 return gs
->gimple_transaction
.label
;
5153 static inline tree
*
5154 gimple_transaction_label_ptr (gimple gs
)
5156 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5157 return &gs
->gimple_transaction
.label
;
5160 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
5162 static inline unsigned int
5163 gimple_transaction_subcode (const_gimple gs
)
5165 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5166 return gs
->gsbase
.subcode
;
5169 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
5172 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
5174 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5175 gs
->gimple_transaction
.body
= body
;
5178 /* Set the label associated with a GIMPLE_TRANSACTION. */
5181 gimple_transaction_set_label (gimple gs
, tree label
)
5183 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5184 gs
->gimple_transaction
.label
= label
;
5187 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
5190 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
5192 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5193 gs
->gsbase
.subcode
= subcode
;
5197 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
5199 static inline tree
*
5200 gimple_return_retval_ptr (const_gimple gs
)
5202 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5203 return gimple_op_ptr (gs
, 0);
5206 /* Return the return value for GIMPLE_RETURN GS. */
5209 gimple_return_retval (const_gimple gs
)
5211 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5212 return gimple_op (gs
, 0);
5216 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
5219 gimple_return_set_retval (gimple gs
, tree retval
)
5221 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5222 gimple_set_op (gs
, 0, retval
);
5226 /* Returns true when the gimple statement STMT is any of the OpenMP types. */
5228 #define CASE_GIMPLE_OMP \
5229 case GIMPLE_OMP_PARALLEL: \
5230 case GIMPLE_OMP_TASK: \
5231 case GIMPLE_OMP_FOR: \
5232 case GIMPLE_OMP_SECTIONS: \
5233 case GIMPLE_OMP_SECTIONS_SWITCH: \
5234 case GIMPLE_OMP_SINGLE: \
5235 case GIMPLE_OMP_TARGET: \
5236 case GIMPLE_OMP_TEAMS: \
5237 case GIMPLE_OMP_SECTION: \
5238 case GIMPLE_OMP_MASTER: \
5239 case GIMPLE_OMP_TASKGROUP: \
5240 case GIMPLE_OMP_ORDERED: \
5241 case GIMPLE_OMP_CRITICAL: \
5242 case GIMPLE_OMP_RETURN: \
5243 case GIMPLE_OMP_ATOMIC_LOAD: \
5244 case GIMPLE_OMP_ATOMIC_STORE: \
5245 case GIMPLE_OMP_CONTINUE
5248 is_gimple_omp (const_gimple stmt
)
5250 switch (gimple_code (stmt
))
5260 /* Returns TRUE if statement G is a GIMPLE_NOP. */
5263 gimple_nop_p (const_gimple g
)
5265 return gimple_code (g
) == GIMPLE_NOP
;
5269 /* Return true if GS is a GIMPLE_RESX. */
5272 is_gimple_resx (const_gimple gs
)
5274 return gimple_code (gs
) == GIMPLE_RESX
;
5277 /* Return the predictor of GIMPLE_PREDICT statement GS. */
5279 static inline enum br_predictor
5280 gimple_predict_predictor (gimple gs
)
5282 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5283 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
5287 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
5290 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
5292 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5293 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
5294 | (unsigned) predictor
;
5298 /* Return the outcome of GIMPLE_PREDICT statement GS. */
5300 static inline enum prediction
5301 gimple_predict_outcome (gimple gs
)
5303 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5304 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
5308 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
5311 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
5313 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5314 if (outcome
== TAKEN
)
5315 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
5317 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
5321 /* Return the type of the main expression computed by STMT. Return
5322 void_type_node if the statement computes nothing. */
5325 gimple_expr_type (const_gimple stmt
)
5327 enum gimple_code code
= gimple_code (stmt
);
5329 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
5332 /* In general we want to pass out a type that can be substituted
5333 for both the RHS and the LHS types if there is a possibly
5334 useless conversion involved. That means returning the
5335 original RHS type as far as we can reconstruct it. */
5336 if (code
== GIMPLE_CALL
)
5337 type
= gimple_call_return_type (stmt
);
5339 switch (gimple_assign_rhs_code (stmt
))
5341 case POINTER_PLUS_EXPR
:
5342 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
5346 /* As fallback use the type of the LHS. */
5347 type
= TREE_TYPE (gimple_get_lhs (stmt
));
5352 else if (code
== GIMPLE_COND
)
5353 return boolean_type_node
;
5355 return void_type_node
;
5358 /* Return true if TYPE is a suitable type for a scalar register variable. */
5361 is_gimple_reg_type (tree type
)
5363 return !AGGREGATE_TYPE_P (type
);
5366 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
5368 static inline gimple_stmt_iterator
5369 gsi_start_1 (gimple_seq
*seq
)
5371 gimple_stmt_iterator i
;
5373 i
.ptr
= gimple_seq_first (*seq
);
5375 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5380 #define gsi_start(x) gsi_start_1 (&(x))
5382 static inline gimple_stmt_iterator
5385 gimple_stmt_iterator i
;
5392 /* Return a new iterator pointing to the first statement in basic block BB. */
5394 static inline gimple_stmt_iterator
5395 gsi_start_bb (basic_block bb
)
5397 gimple_stmt_iterator i
;
5400 seq
= bb_seq_addr (bb
);
5401 i
.ptr
= gimple_seq_first (*seq
);
5409 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
5411 static inline gimple_stmt_iterator
5412 gsi_last_1 (gimple_seq
*seq
)
5414 gimple_stmt_iterator i
;
5416 i
.ptr
= gimple_seq_last (*seq
);
5418 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5423 #define gsi_last(x) gsi_last_1 (&(x))
5425 /* Return a new iterator pointing to the last statement in basic block BB. */
5427 static inline gimple_stmt_iterator
5428 gsi_last_bb (basic_block bb
)
5430 gimple_stmt_iterator i
;
5433 seq
= bb_seq_addr (bb
);
5434 i
.ptr
= gimple_seq_last (*seq
);
5442 /* Return true if I is at the end of its sequence. */
5445 gsi_end_p (gimple_stmt_iterator i
)
5447 return i
.ptr
== NULL
;
5451 /* Return true if I is one statement before the end of its sequence. */
5454 gsi_one_before_end_p (gimple_stmt_iterator i
)
5456 return i
.ptr
!= NULL
&& i
.ptr
->gsbase
.next
== NULL
;
5460 /* Advance the iterator to the next gimple statement. */
5463 gsi_next (gimple_stmt_iterator
*i
)
5465 i
->ptr
= i
->ptr
->gsbase
.next
;
5468 /* Advance the iterator to the previous gimple statement. */
5471 gsi_prev (gimple_stmt_iterator
*i
)
5473 gimple prev
= i
->ptr
->gsbase
.prev
;
5474 if (prev
->gsbase
.next
)
5480 /* Return the current stmt. */
5482 static inline gimple
5483 gsi_stmt (gimple_stmt_iterator i
)
5488 /* Return a block statement iterator that points to the first non-label
5489 statement in block BB. */
5491 static inline gimple_stmt_iterator
5492 gsi_after_labels (basic_block bb
)
5494 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
5496 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
5502 /* Advance the iterator to the next non-debug gimple statement. */
5505 gsi_next_nondebug (gimple_stmt_iterator
*i
)
5511 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5514 /* Advance the iterator to the next non-debug gimple statement. */
5517 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5523 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5526 /* Return a new iterator pointing to the first non-debug statement in
5529 static inline gimple_stmt_iterator
5530 gsi_start_nondebug_bb (basic_block bb
)
5532 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5534 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5535 gsi_next_nondebug (&i
);
5540 /* Return a new iterator pointing to the last non-debug statement in
5543 static inline gimple_stmt_iterator
5544 gsi_last_nondebug_bb (basic_block bb
)
5546 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5548 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5549 gsi_prev_nondebug (&i
);
5555 /* Return the basic block associated with this iterator. */
5557 static inline basic_block
5558 gsi_bb (gimple_stmt_iterator i
)
5564 /* Return the sequence associated with this iterator. */
5566 static inline gimple_seq
5567 gsi_seq (gimple_stmt_iterator i
)
5573 enum gsi_iterator_update
5575 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5577 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5578 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5579 for linking other statements in the same
5583 /* In gimple-iterator.c */
5584 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5585 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5586 void gsi_split_seq_before (gimple_stmt_iterator
*, gimple_seq
*);
5587 void gsi_set_stmt (gimple_stmt_iterator
*, gimple
);
5588 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5589 void gsi_replace_with_seq (gimple_stmt_iterator
*, gimple_seq
, bool);
5590 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5591 enum gsi_iterator_update
);
5592 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5593 enum gsi_iterator_update
);
5594 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5595 enum gsi_iterator_update
);
5596 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5597 enum gsi_iterator_update
);
5598 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5599 enum gsi_iterator_update
);
5600 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5601 enum gsi_iterator_update
);
5602 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5603 enum gsi_iterator_update
);
5604 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5605 enum gsi_iterator_update
);
5606 bool gsi_remove (gimple_stmt_iterator
*, bool);
5607 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5608 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5609 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5610 void gsi_move_to_bb_end (gimple_stmt_iterator
*, basic_block
);
5611 void gsi_insert_on_edge (edge
, gimple
);
5612 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5613 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5614 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5615 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5616 void gsi_commit_edge_inserts (void);
5617 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5619 /* In gimplify.c. */
5620 tree
force_gimple_operand_1 (tree
, gimple_seq
*, gimple_predicate
, tree
);
5621 tree
force_gimple_operand (tree
, gimple_seq
*, bool, tree
);
5622 tree
force_gimple_operand_gsi_1 (gimple_stmt_iterator
*, tree
,
5623 gimple_predicate
, tree
,
5624 bool, enum gsi_iterator_update
);
5625 tree
force_gimple_operand_gsi (gimple_stmt_iterator
*, tree
, bool, tree
,
5626 bool, enum gsi_iterator_update
);
5628 /* Convenience routines to walk all statements of a gimple function.
5629 Note that this is useful exclusively before the code is converted
5630 into SSA form. Once the program is in SSA form, the standard
5631 operand interface should be used to analyze/modify statements. */
5632 struct walk_stmt_info
5634 /* Points to the current statement being walked. */
5635 gimple_stmt_iterator gsi
;
5637 /* Additional data that the callback functions may want to carry
5638 through the recursion. */
5641 /* Pointer map used to mark visited tree nodes when calling
5642 walk_tree on each operand. If set to NULL, duplicate tree nodes
5643 will be visited more than once. */
5644 struct pointer_set_t
*pset
;
5646 /* Operand returned by the callbacks. This is set when calling
5647 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5648 returns non-NULL, this field will contain the tree returned by
5649 the last callback. */
5650 tree callback_result
;
5652 /* Indicates whether the operand being examined may be replaced
5653 with something that matches is_gimple_val (if true) or something
5654 slightly more complicated (if false). "Something" technically
5655 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5656 but we never try to form anything more complicated than that, so
5657 we don't bother checking.
5659 Also note that CALLBACK should update this flag while walking the
5660 sub-expressions of a statement. For instance, when walking the
5661 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5662 to true, however, when walking &var, the operand of that
5663 ADDR_EXPR does not need to be a GIMPLE value. */
5664 BOOL_BITFIELD val_only
: 1;
5666 /* True if we are currently walking the LHS of an assignment. */
5667 BOOL_BITFIELD is_lhs
: 1;
5669 /* Optional. Set to true by the callback functions if they made any
5671 BOOL_BITFIELD changed
: 1;
5673 /* True if we're interested in location information. */
5674 BOOL_BITFIELD want_locations
: 1;
5676 /* True if we've removed the statement that was processed. */
5677 BOOL_BITFIELD removed_stmt
: 1;
5680 /* Callback for walk_gimple_stmt. Called for every statement found
5681 during traversal. The first argument points to the statement to
5682 walk. The second argument is a flag that the callback sets to
5683 'true' if it the callback handled all the operands and
5684 sub-statements of the statement (the default value of this flag is
5685 'false'). The third argument is an anonymous pointer to data
5686 to be used by the callback. */
5687 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5688 struct walk_stmt_info
*);
5690 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5691 struct walk_stmt_info
*);
5692 gimple
walk_gimple_seq_mod (gimple_seq
*, walk_stmt_fn
, walk_tree_fn
,
5693 struct walk_stmt_info
*);
5694 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5695 struct walk_stmt_info
*);
5696 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5698 /* Enum and arrays used for allocation stats. Keep in sync with
5699 gimple.c:gimple_alloc_kind_names. */
5700 enum gimple_alloc_kind
5702 gimple_alloc_kind_assign
, /* Assignments. */
5703 gimple_alloc_kind_phi
, /* PHI nodes. */
5704 gimple_alloc_kind_cond
, /* Conditionals. */
5705 gimple_alloc_kind_rest
, /* Everything else. */
5706 gimple_alloc_kind_all
5709 extern int gimple_alloc_counts
[];
5710 extern int gimple_alloc_sizes
[];
5712 /* Return the allocation kind for a given stmt CODE. */
5713 static inline enum gimple_alloc_kind
5714 gimple_alloc_kind (enum gimple_code code
)
5719 return gimple_alloc_kind_assign
;
5721 return gimple_alloc_kind_phi
;
5723 return gimple_alloc_kind_cond
;
5725 return gimple_alloc_kind_rest
;
5729 extern void dump_gimple_statistics (void);
5731 /* Set the location of all statements in SEQ to LOC. */
5734 gimple_seq_set_location (gimple_seq seq
, location_t loc
)
5736 for (gimple_stmt_iterator i
= gsi_start (seq
); !gsi_end_p (i
); gsi_next (&i
))
5737 gimple_set_location (gsi_stmt (i
), loc
);
5740 /* Macros for showing usage statistics. */
5741 #define SCALE(x) ((unsigned long) ((x) < 1024*10 \
5743 : ((x) < 1024*1024*10 \
5745 : (x) / (1024*1024))))
5747 #define LABEL(x) ((x) < 1024*10 ? 'b' : ((x) < 1024*1024*10 ? 'k' : 'M'))
5749 #define PERCENT(x,y) ((float)(x) * 100.0 / (float)(y))
5751 #endif /* GCC_GIMPLE_H */