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"
30 #include "tree-core.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 virtual ssa name decl. */
851 extern bool virtual_operand_p (tree
);
852 /* Returns true iff T is a scalar register variable. */
853 extern bool is_gimple_reg (tree
);
854 /* Returns true iff T is any sort of variable. */
855 extern bool is_gimple_variable (tree
);
856 /* Returns true iff T is any sort of symbol. */
857 extern bool is_gimple_id (tree
);
858 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
859 extern bool is_gimple_min_lval (tree
);
860 /* Returns true iff T is something whose address can be taken. */
861 extern bool is_gimple_addressable (tree
);
862 /* Returns true iff T is any valid GIMPLE lvalue. */
863 extern bool is_gimple_lvalue (tree
);
865 /* Returns true iff T is a GIMPLE address. */
866 bool is_gimple_address (const_tree
);
867 /* Returns true iff T is a GIMPLE invariant address. */
868 bool is_gimple_invariant_address (const_tree
);
869 /* Returns true iff T is a GIMPLE invariant address at interprocedural
871 bool is_gimple_ip_invariant_address (const_tree
);
872 /* Returns true iff T is a valid GIMPLE constant. */
873 bool is_gimple_constant (const_tree
);
874 /* Returns true iff T is a GIMPLE restricted function invariant. */
875 extern bool is_gimple_min_invariant (const_tree
);
876 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
877 extern bool is_gimple_ip_invariant (const_tree
);
878 /* Returns true iff T is a GIMPLE rvalue. */
879 extern bool is_gimple_val (tree
);
880 /* Returns true iff T is a GIMPLE asm statement input. */
881 extern bool is_gimple_asm_val (tree
);
882 /* Returns true iff T is a valid address operand of a MEM_REF. */
883 bool is_gimple_mem_ref_addr (tree
);
885 /* Returns true iff T is a valid if-statement condition. */
886 extern bool is_gimple_condexpr (tree
);
888 /* Returns true iff T is a valid call address expression. */
889 extern bool is_gimple_call_addr (tree
);
891 /* Return TRUE iff stmt is a call to a built-in function. */
892 extern bool is_gimple_builtin_call (gimple stmt
);
894 extern void recalculate_side_effects (tree
);
895 extern bool gimple_compare_field_offset (tree
, tree
);
896 extern tree
gimple_unsigned_type (tree
);
897 extern tree
gimple_signed_type (tree
);
898 extern alias_set_type
gimple_get_alias_set (tree
);
899 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
900 bool (*)(gimple
, tree
, void *),
901 bool (*)(gimple
, tree
, void *),
902 bool (*)(gimple
, tree
, void *));
903 extern bool walk_stmt_load_store_ops (gimple
, void *,
904 bool (*)(gimple
, tree
, void *),
905 bool (*)(gimple
, tree
, void *));
906 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
907 extern bool gimple_call_builtin_p (gimple
, enum built_in_class
);
908 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
909 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
910 extern bool useless_type_conversion_p (tree
, tree
);
911 extern bool types_compatible_p (tree
, tree
);
914 extern tree
create_tmp_var_raw (tree
, const char *);
915 extern tree
create_tmp_var_name (const char *);
916 extern tree
create_tmp_var (tree
, const char *);
917 extern tree
create_tmp_reg (tree
, const char *);
918 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
919 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
920 extern void declare_vars (tree
, gimple
, bool);
921 extern void annotate_all_with_location (gimple_seq
, location_t
);
923 /* Validation of GIMPLE expressions. Note that these predicates only check
924 the basic form of the expression, they don't recurse to make sure that
925 underlying nodes are also of the right form. */
926 typedef bool (*gimple_predicate
)(tree
);
929 /* FIXME we should deduce this from the predicate. */
931 fb_none
= 0, /* Do not generate a temporary. */
933 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
934 gimplified expression. */
936 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
937 gimplified expression. */
939 fb_mayfail
= 4, /* Gimplification may fail. Error issued
941 fb_either
= fb_rvalue
| fb_lvalue
944 typedef int fallback_t
;
946 enum gimplify_status
{
947 GS_ERROR
= -2, /* Something Bad Seen. */
948 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
949 GS_OK
= 0, /* We did something, maybe more to do. */
950 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
953 /* Formal (expression) temporary table handling: multiple occurrences of
954 the same scalar expression are evaluated into the same temporary. */
956 typedef struct gimple_temp_hash_elt
959 tree temp
; /* Value */
962 /* Gimplify hashtable helper. */
964 struct gimplify_hasher
: typed_free_remove
<elt_t
>
966 typedef elt_t value_type
;
967 typedef elt_t compare_type
;
968 static inline hashval_t
hash (const value_type
*);
969 static inline bool equal (const value_type
*, const compare_type
*);
973 gimplify_hasher::hash (const value_type
*p
)
976 return iterative_hash_expr (t
, 0);
980 gimplify_hasher::equal (const value_type
*p1
, const compare_type
*p2
)
984 enum tree_code code
= TREE_CODE (t1
);
986 if (TREE_CODE (t2
) != code
987 || TREE_TYPE (t1
) != TREE_TYPE (t2
))
990 if (!operand_equal_p (t1
, t2
, 0))
993 #ifdef ENABLE_CHECKING
994 /* Only allow them to compare equal if they also hash equal; otherwise
995 results are nondeterminate, and we fail bootstrap comparison. */
996 gcc_assert (hash (p1
) == hash (p2
));
1004 struct gimplify_ctx
*prev_context
;
1006 vec
<gimple
> bind_expr_stack
;
1008 gimple_seq conditional_cleanups
;
1012 vec
<tree
> case_labels
;
1013 /* The formal temporary table. Should this be persistent? */
1014 hash_table
<gimplify_hasher
> temp_htab
;
1019 bool allow_rhs_cond_expr
;
1020 bool in_cleanup_point_expr
;
1023 /* Return true if gimplify_one_sizepos doesn't need to gimplify
1024 expr (when in TYPE_SIZE{,_UNIT} and similar type/decl size/bitsize
1027 is_gimple_sizepos (tree expr
)
1029 /* gimplify_one_sizepos doesn't need to do anything if the value isn't there,
1030 is constant, or contains A PLACEHOLDER_EXPR. We also don't want to do
1031 anything if it's already a VAR_DECL. If it's a VAR_DECL from another
1032 function, the gimplifier will want to replace it with a new variable,
1033 but that will cause problems if this type is from outside the function.
1034 It's OK to have that here. */
1035 return (expr
== NULL_TREE
1036 || TREE_CONSTANT (expr
)
1037 || TREE_CODE (expr
) == VAR_DECL
1038 || CONTAINS_PLACEHOLDER_P (expr
));
1041 /* Get the number of the next statement uid to be allocated. */
1042 static inline unsigned int
1043 gimple_stmt_max_uid (struct function
*fn
)
1045 return fn
->last_stmt_uid
;
1048 /* Set the number of the next statement uid to be allocated. */
1050 set_gimple_stmt_max_uid (struct function
*fn
, unsigned int maxid
)
1052 fn
->last_stmt_uid
= maxid
;
1055 /* Set the number of the next statement uid to be allocated. */
1056 static inline unsigned int
1057 inc_gimple_stmt_max_uid (struct function
*fn
)
1059 return fn
->last_stmt_uid
++;
1062 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1063 bool (*) (tree
), fallback_t
);
1064 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1065 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1066 enum gimplify_status
gimplify_self_mod_expr (tree
*, gimple_seq
*, gimple_seq
*,
1068 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1069 extern gimple
gimplify_body (tree
, bool);
1070 extern void push_gimplify_context (struct gimplify_ctx
*);
1071 extern void pop_gimplify_context (gimple
);
1072 extern void gimplify_and_add (tree
, gimple_seq
*);
1074 /* Miscellaneous helpers. */
1075 extern void gimple_add_tmp_var (tree
);
1076 extern bool flag_instrument_functions_exclude_p (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
);
1092 extern tree
copy_var_decl (tree
, tree
, tree
);
1094 /* In trans-mem.c. */
1095 extern void diagnose_tm_safe_errors (tree
);
1096 extern void compute_transaction_bits (void);
1098 /* In tree-nested.c. */
1099 extern void lower_nested_functions (tree
);
1100 extern void insert_field_into_struct (tree
, tree
);
1102 /* In gimplify.c. */
1103 extern void gimplify_function_tree (tree
);
1105 /* In cfgexpand.c. */
1106 extern tree
gimple_assign_rhs_to_tree (gimple
);
1109 extern bool validate_gimple_arglist (const_gimple
, ...);
1111 /* Return the first node in GIMPLE sequence S. */
1113 static inline gimple_seq_node
1114 gimple_seq_first (gimple_seq s
)
1120 /* Return the first statement in GIMPLE sequence S. */
1122 static inline gimple
1123 gimple_seq_first_stmt (gimple_seq s
)
1125 gimple_seq_node n
= gimple_seq_first (s
);
1130 /* Return the last node in GIMPLE sequence S. */
1132 static inline gimple_seq_node
1133 gimple_seq_last (gimple_seq s
)
1135 return s
? s
->gsbase
.prev
: NULL
;
1139 /* Return the last statement in GIMPLE sequence S. */
1141 static inline gimple
1142 gimple_seq_last_stmt (gimple_seq s
)
1144 gimple_seq_node n
= gimple_seq_last (s
);
1149 /* Set the last node in GIMPLE sequence *PS to LAST. */
1152 gimple_seq_set_last (gimple_seq
*ps
, gimple_seq_node last
)
1154 (*ps
)->gsbase
.prev
= last
;
1158 /* Set the first node in GIMPLE sequence *PS to FIRST. */
1161 gimple_seq_set_first (gimple_seq
*ps
, gimple_seq_node first
)
1167 /* Return true if GIMPLE sequence S is empty. */
1170 gimple_seq_empty_p (gimple_seq s
)
1175 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
1177 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
1178 *SEQ_P is NULL, a new sequence is allocated. This function is
1179 similar to gimple_seq_add_stmt, but does not scan the operands.
1180 During gimplification, we need to manipulate statement sequences
1181 before the def/use vectors have been constructed. */
1182 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
1184 /* Allocate a new sequence and initialize its first element with STMT. */
1186 static inline gimple_seq
1187 gimple_seq_alloc_with_stmt (gimple stmt
)
1189 gimple_seq seq
= NULL
;
1190 gimple_seq_add_stmt (&seq
, stmt
);
1195 /* Returns the sequence of statements in BB. */
1197 static inline gimple_seq
1198 bb_seq (const_basic_block bb
)
1200 return (!(bb
->flags
& BB_RTL
)) ? bb
->il
.gimple
.seq
: NULL
;
1203 static inline gimple_seq
*
1204 bb_seq_addr (basic_block bb
)
1206 return (!(bb
->flags
& BB_RTL
)) ? &bb
->il
.gimple
.seq
: NULL
;
1209 /* Sets the sequence of statements in BB to SEQ. */
1212 set_bb_seq (basic_block bb
, gimple_seq seq
)
1214 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
1215 bb
->il
.gimple
.seq
= seq
;
1219 /* Return the code for GIMPLE statement G. */
1221 static inline enum gimple_code
1222 gimple_code (const_gimple g
)
1224 return g
->gsbase
.code
;
1228 /* Return the GSS code used by a GIMPLE code. */
1230 static inline enum gimple_statement_structure_enum
1231 gss_for_code (enum gimple_code code
)
1233 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1234 return gss_for_code_
[code
];
1238 /* Return which GSS code is used by GS. */
1240 static inline enum gimple_statement_structure_enum
1241 gimple_statement_structure (gimple gs
)
1243 return gss_for_code (gimple_code (gs
));
1247 /* Return true if statement G has sub-statements. This is only true for
1248 High GIMPLE statements. */
1251 gimple_has_substatements (gimple g
)
1253 switch (gimple_code (g
))
1257 case GIMPLE_EH_FILTER
:
1258 case GIMPLE_EH_ELSE
:
1260 case GIMPLE_OMP_FOR
:
1261 case GIMPLE_OMP_MASTER
:
1262 case GIMPLE_OMP_TASKGROUP
:
1263 case GIMPLE_OMP_ORDERED
:
1264 case GIMPLE_OMP_SECTION
:
1265 case GIMPLE_OMP_PARALLEL
:
1266 case GIMPLE_OMP_TASK
:
1267 case GIMPLE_OMP_SECTIONS
:
1268 case GIMPLE_OMP_SINGLE
:
1269 case GIMPLE_OMP_TARGET
:
1270 case GIMPLE_OMP_TEAMS
:
1271 case GIMPLE_OMP_CRITICAL
:
1272 case GIMPLE_WITH_CLEANUP_EXPR
:
1273 case GIMPLE_TRANSACTION
:
1282 /* Return the basic block holding statement G. */
1284 static inline basic_block
1285 gimple_bb (const_gimple g
)
1287 return g
->gsbase
.bb
;
1291 /* Return the lexical scope block holding statement G. */
1294 gimple_block (const_gimple g
)
1296 return LOCATION_BLOCK (g
->gsbase
.location
);
1300 /* Set BLOCK to be the lexical scope block holding statement G. */
1303 gimple_set_block (gimple g
, tree block
)
1306 g
->gsbase
.location
=
1307 COMBINE_LOCATION_DATA (line_table
, g
->gsbase
.location
, block
);
1309 g
->gsbase
.location
= LOCATION_LOCUS (g
->gsbase
.location
);
1313 /* Return location information for statement G. */
1315 static inline location_t
1316 gimple_location (const_gimple g
)
1318 return g
->gsbase
.location
;
1321 /* Return pointer to location information for statement G. */
1323 static inline const location_t
*
1324 gimple_location_ptr (const_gimple g
)
1326 return &g
->gsbase
.location
;
1330 /* Set location information for statement G. */
1333 gimple_set_location (gimple g
, location_t location
)
1335 g
->gsbase
.location
= location
;
1339 /* Return true if G contains location information. */
1342 gimple_has_location (const_gimple g
)
1344 return LOCATION_LOCUS (gimple_location (g
)) != UNKNOWN_LOCATION
;
1348 /* Return the file name of the location of STMT. */
1350 static inline const char *
1351 gimple_filename (const_gimple stmt
)
1353 return LOCATION_FILE (gimple_location (stmt
));
1357 /* Return the line number of the location of STMT. */
1360 gimple_lineno (const_gimple stmt
)
1362 return LOCATION_LINE (gimple_location (stmt
));
1366 /* Determine whether SEQ is a singleton. */
1369 gimple_seq_singleton_p (gimple_seq seq
)
1371 return ((gimple_seq_first (seq
) != NULL
)
1372 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1375 /* Return true if no warnings should be emitted for statement STMT. */
1378 gimple_no_warning_p (const_gimple stmt
)
1380 return stmt
->gsbase
.no_warning
;
1383 /* Set the no_warning flag of STMT to NO_WARNING. */
1386 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1388 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1391 /* Set the visited status on statement STMT to VISITED_P. */
1394 gimple_set_visited (gimple stmt
, bool visited_p
)
1396 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1400 /* Return the visited status for statement STMT. */
1403 gimple_visited_p (gimple stmt
)
1405 return stmt
->gsbase
.visited
;
1409 /* Set pass local flag PLF on statement STMT to VAL_P. */
1412 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1415 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1417 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1421 /* Return the value of pass local flag PLF on statement STMT. */
1423 static inline unsigned int
1424 gimple_plf (gimple stmt
, enum plf_mask plf
)
1426 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1430 /* Set the UID of statement. */
1433 gimple_set_uid (gimple g
, unsigned uid
)
1435 g
->gsbase
.uid
= uid
;
1439 /* Return the UID of statement. */
1441 static inline unsigned
1442 gimple_uid (const_gimple g
)
1444 return g
->gsbase
.uid
;
1448 /* Make statement G a singleton sequence. */
1451 gimple_init_singleton (gimple g
)
1453 g
->gsbase
.next
= NULL
;
1458 /* Return true if GIMPLE statement G has register or memory operands. */
1461 gimple_has_ops (const_gimple g
)
1463 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1467 /* Return true if GIMPLE statement G has memory operands. */
1470 gimple_has_mem_ops (const_gimple g
)
1472 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1476 /* Return the set of USE operands for statement G. */
1478 static inline struct use_optype_d
*
1479 gimple_use_ops (const_gimple g
)
1481 if (!gimple_has_ops (g
))
1483 return g
->gsops
.opbase
.use_ops
;
1487 /* Set USE to be the set of USE operands for statement G. */
1490 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1492 gcc_gimple_checking_assert (gimple_has_ops (g
));
1493 g
->gsops
.opbase
.use_ops
= use
;
1497 /* Return the single VUSE operand of the statement G. */
1500 gimple_vuse (const_gimple g
)
1502 if (!gimple_has_mem_ops (g
))
1504 return g
->gsmembase
.vuse
;
1507 /* Return the single VDEF operand of the statement G. */
1510 gimple_vdef (const_gimple g
)
1512 if (!gimple_has_mem_ops (g
))
1514 return g
->gsmembase
.vdef
;
1517 /* Return the single VUSE operand of the statement G. */
1519 static inline tree
*
1520 gimple_vuse_ptr (gimple g
)
1522 if (!gimple_has_mem_ops (g
))
1524 return &g
->gsmembase
.vuse
;
1527 /* Return the single VDEF operand of the statement G. */
1529 static inline tree
*
1530 gimple_vdef_ptr (gimple g
)
1532 if (!gimple_has_mem_ops (g
))
1534 return &g
->gsmembase
.vdef
;
1537 /* Set the single VUSE operand of the statement G. */
1540 gimple_set_vuse (gimple g
, tree vuse
)
1542 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1543 g
->gsmembase
.vuse
= vuse
;
1546 /* Set the single VDEF operand of the statement G. */
1549 gimple_set_vdef (gimple g
, tree vdef
)
1551 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1552 g
->gsmembase
.vdef
= vdef
;
1556 /* Return true if statement G has operands and the modified field has
1560 gimple_modified_p (const_gimple g
)
1562 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1566 /* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
1567 a MODIFIED field. */
1570 gimple_set_modified (gimple s
, bool modifiedp
)
1572 if (gimple_has_ops (s
))
1573 s
->gsbase
.modified
= (unsigned) modifiedp
;
1577 /* Return the tree code for the expression computed by STMT. This is
1578 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1579 GIMPLE_CALL, return CALL_EXPR as the expression code for
1580 consistency. This is useful when the caller needs to deal with the
1581 three kinds of computation that GIMPLE supports. */
1583 static inline enum tree_code
1584 gimple_expr_code (const_gimple stmt
)
1586 enum gimple_code code
= gimple_code (stmt
);
1587 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1588 return (enum tree_code
) stmt
->gsbase
.subcode
;
1591 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1597 /* Return true if statement STMT contains volatile operands. */
1600 gimple_has_volatile_ops (const_gimple stmt
)
1602 if (gimple_has_mem_ops (stmt
))
1603 return stmt
->gsbase
.has_volatile_ops
;
1609 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1612 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1614 if (gimple_has_mem_ops (stmt
))
1615 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1618 /* Return true if BB is in a transaction. */
1621 block_in_transaction (basic_block bb
)
1623 return flag_tm
&& bb
->flags
& BB_IN_TRANSACTION
;
1626 /* Return true if STMT is in a transaction. */
1629 gimple_in_transaction (gimple stmt
)
1631 return block_in_transaction (gimple_bb (stmt
));
1634 /* Return true if statement STMT may access memory. */
1637 gimple_references_memory_p (gimple stmt
)
1639 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1643 /* Return the subcode for OMP statement S. */
1645 static inline unsigned
1646 gimple_omp_subcode (const_gimple s
)
1648 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1649 && gimple_code (s
) <= GIMPLE_OMP_TEAMS
);
1650 return s
->gsbase
.subcode
;
1653 /* Set the subcode for OMP statement S to SUBCODE. */
1656 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1658 /* We only have 16 bits for the subcode. Assert that we are not
1660 gcc_gimple_checking_assert (subcode
< (1 << 16));
1661 s
->gsbase
.subcode
= subcode
;
1664 /* Set the nowait flag on OMP_RETURN statement S. */
1667 gimple_omp_return_set_nowait (gimple s
)
1669 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1670 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1674 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1678 gimple_omp_return_nowait_p (const_gimple g
)
1680 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1681 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1685 /* Set the LHS of OMP return. */
1688 gimple_omp_return_set_lhs (gimple g
, tree lhs
)
1690 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1691 g
->gimple_omp_atomic_store
.val
= lhs
;
1695 /* Get the LHS of OMP return. */
1698 gimple_omp_return_lhs (const_gimple g
)
1700 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1701 return g
->gimple_omp_atomic_store
.val
;
1705 /* Return a pointer to the LHS of OMP return. */
1707 static inline tree
*
1708 gimple_omp_return_lhs_ptr (gimple g
)
1710 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1711 return &g
->gimple_omp_atomic_store
.val
;
1715 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1719 gimple_omp_section_last_p (const_gimple g
)
1721 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1722 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1726 /* Set the GF_OMP_SECTION_LAST flag on G. */
1729 gimple_omp_section_set_last (gimple g
)
1731 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1732 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1736 /* Return true if OMP parallel statement G has the
1737 GF_OMP_PARALLEL_COMBINED flag set. */
1740 gimple_omp_parallel_combined_p (const_gimple g
)
1742 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1743 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1747 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1748 value of COMBINED_P. */
1751 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1753 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1755 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1757 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1761 /* Return true if OMP atomic load/store statement G has the
1762 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1765 gimple_omp_atomic_need_value_p (const_gimple g
)
1767 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1768 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1769 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1773 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1776 gimple_omp_atomic_set_need_value (gimple g
)
1778 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1779 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1780 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1784 /* Return true if OMP atomic load/store statement G has the
1785 GF_OMP_ATOMIC_SEQ_CST flag set. */
1788 gimple_omp_atomic_seq_cst_p (const_gimple g
)
1790 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1791 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1792 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_SEQ_CST
) != 0;
1796 /* Set the GF_OMP_ATOMIC_SEQ_CST flag on G. */
1799 gimple_omp_atomic_set_seq_cst (gimple g
)
1801 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1802 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1803 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_SEQ_CST
;
1807 /* Return the number of operands for statement GS. */
1809 static inline unsigned
1810 gimple_num_ops (const_gimple gs
)
1812 return gs
->gsbase
.num_ops
;
1816 /* Set the number of operands for statement GS. */
1819 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1821 gs
->gsbase
.num_ops
= num_ops
;
1825 /* Return the array of operands for statement GS. */
1827 static inline tree
*
1828 gimple_ops (gimple gs
)
1832 /* All the tuples have their operand vector at the very bottom
1833 of the structure. Note that those structures that do not
1834 have an operand vector have a zero offset. */
1835 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1836 gcc_gimple_checking_assert (off
!= 0);
1838 return (tree
*) ((char *) gs
+ off
);
1842 /* Return operand I for statement GS. */
1845 gimple_op (const_gimple gs
, unsigned i
)
1847 if (gimple_has_ops (gs
))
1849 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1850 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1856 /* Return a pointer to operand I for statement GS. */
1858 static inline tree
*
1859 gimple_op_ptr (const_gimple gs
, unsigned i
)
1861 if (gimple_has_ops (gs
))
1863 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1864 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1870 /* Set operand I of statement GS to OP. */
1873 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1875 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1877 /* Note. It may be tempting to assert that OP matches
1878 is_gimple_operand, but that would be wrong. Different tuples
1879 accept slightly different sets of tree operands. Each caller
1880 should perform its own validation. */
1881 gimple_ops (gs
)[i
] = op
;
1884 /* Return true if GS is a GIMPLE_ASSIGN. */
1887 is_gimple_assign (const_gimple gs
)
1889 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1892 /* Determine if expression CODE is one of the valid expressions that can
1893 be used on the RHS of GIMPLE assignments. */
1895 static inline enum gimple_rhs_class
1896 get_gimple_rhs_class (enum tree_code code
)
1898 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1901 /* Return the LHS of assignment statement GS. */
1904 gimple_assign_lhs (const_gimple gs
)
1906 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1907 return gimple_op (gs
, 0);
1911 /* Return a pointer to the LHS of assignment statement GS. */
1913 static inline tree
*
1914 gimple_assign_lhs_ptr (const_gimple gs
)
1916 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1917 return gimple_op_ptr (gs
, 0);
1921 /* Set LHS to be the LHS operand of assignment statement GS. */
1924 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1926 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1927 gimple_set_op (gs
, 0, lhs
);
1929 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1930 SSA_NAME_DEF_STMT (lhs
) = gs
;
1934 /* Return the first operand on the RHS of assignment statement GS. */
1937 gimple_assign_rhs1 (const_gimple gs
)
1939 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1940 return gimple_op (gs
, 1);
1944 /* Return a pointer to the first operand on the RHS of assignment
1947 static inline tree
*
1948 gimple_assign_rhs1_ptr (const_gimple gs
)
1950 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1951 return gimple_op_ptr (gs
, 1);
1954 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1957 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1959 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1961 gimple_set_op (gs
, 1, rhs
);
1965 /* Return the second operand on the RHS of assignment statement GS.
1966 If GS does not have two operands, NULL is returned instead. */
1969 gimple_assign_rhs2 (const_gimple gs
)
1971 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1973 if (gimple_num_ops (gs
) >= 3)
1974 return gimple_op (gs
, 2);
1980 /* Return a pointer to the second operand on the RHS of assignment
1983 static inline tree
*
1984 gimple_assign_rhs2_ptr (const_gimple gs
)
1986 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1987 return gimple_op_ptr (gs
, 2);
1991 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1994 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1996 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1998 gimple_set_op (gs
, 2, rhs
);
2001 /* Return the third operand on the RHS of assignment statement GS.
2002 If GS does not have two operands, NULL is returned instead. */
2005 gimple_assign_rhs3 (const_gimple gs
)
2007 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2009 if (gimple_num_ops (gs
) >= 4)
2010 return gimple_op (gs
, 3);
2015 /* Return a pointer to the third operand on the RHS of assignment
2018 static inline tree
*
2019 gimple_assign_rhs3_ptr (const_gimple gs
)
2021 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2022 return gimple_op_ptr (gs
, 3);
2026 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
2029 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
2031 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2033 gimple_set_op (gs
, 3, rhs
);
2036 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
2037 to see only a maximum of two operands. */
2040 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
2043 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
2046 /* A wrapper around extract_ops_from_tree_1, for callers which expect
2047 to see only a maximum of two operands. */
2050 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
2054 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
2055 gcc_assert (op2
== NULL_TREE
);
2058 /* Returns true if GS is a nontemporal move. */
2061 gimple_assign_nontemporal_move_p (const_gimple gs
)
2063 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2064 return gs
->gsbase
.nontemporal_move
;
2067 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
2070 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
2072 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2073 gs
->gsbase
.nontemporal_move
= nontemporal
;
2077 /* Return the code of the expression computed on the rhs of assignment
2078 statement GS. In case that the RHS is a single object, returns the
2079 tree code of the object. */
2081 static inline enum tree_code
2082 gimple_assign_rhs_code (const_gimple gs
)
2084 enum tree_code code
;
2085 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2087 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2088 /* While we initially set subcode to the TREE_CODE of the rhs for
2089 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2090 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2091 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2092 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2098 /* Set CODE to be the code for the expression computed on the RHS of
2102 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2104 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2105 s
->gsbase
.subcode
= code
;
2109 /* Return the gimple rhs class of the code of the expression computed on
2110 the rhs of assignment statement GS.
2111 This will never return GIMPLE_INVALID_RHS. */
2113 static inline enum gimple_rhs_class
2114 gimple_assign_rhs_class (const_gimple gs
)
2116 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2119 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2120 there is no operator associated with the assignment itself.
2121 Unlike gimple_assign_copy_p, this predicate returns true for
2122 any RHS operand, including those that perform an operation
2123 and do not have the semantics of a copy, such as COND_EXPR. */
2126 gimple_assign_single_p (gimple gs
)
2128 return (is_gimple_assign (gs
)
2129 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2132 /* Return true if GS performs a store to its lhs. */
2135 gimple_store_p (gimple gs
)
2137 tree lhs
= gimple_get_lhs (gs
);
2138 return lhs
&& !is_gimple_reg (lhs
);
2141 /* Return true if GS is an assignment that loads from its rhs1. */
2144 gimple_assign_load_p (gimple gs
)
2147 if (!gimple_assign_single_p (gs
))
2149 rhs
= gimple_assign_rhs1 (gs
);
2150 if (TREE_CODE (rhs
) == WITH_SIZE_EXPR
)
2152 rhs
= get_base_address (rhs
);
2153 return (DECL_P (rhs
)
2154 || TREE_CODE (rhs
) == MEM_REF
|| TREE_CODE (rhs
) == TARGET_MEM_REF
);
2158 /* Return true if S is a type-cast assignment. */
2161 gimple_assign_cast_p (gimple s
)
2163 if (is_gimple_assign (s
))
2165 enum tree_code sc
= gimple_assign_rhs_code (s
);
2166 return CONVERT_EXPR_CODE_P (sc
)
2167 || sc
== VIEW_CONVERT_EXPR
2168 || sc
== FIX_TRUNC_EXPR
;
2174 /* Return true if S is a clobber statement. */
2177 gimple_clobber_p (gimple s
)
2179 return gimple_assign_single_p (s
)
2180 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2183 /* Return true if GS is a GIMPLE_CALL. */
2186 is_gimple_call (const_gimple gs
)
2188 return gimple_code (gs
) == GIMPLE_CALL
;
2191 /* Return the LHS of call statement GS. */
2194 gimple_call_lhs (const_gimple gs
)
2196 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2197 return gimple_op (gs
, 0);
2201 /* Return a pointer to the LHS of call statement GS. */
2203 static inline tree
*
2204 gimple_call_lhs_ptr (const_gimple gs
)
2206 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2207 return gimple_op_ptr (gs
, 0);
2211 /* Set LHS to be the LHS operand of call statement GS. */
2214 gimple_call_set_lhs (gimple gs
, tree lhs
)
2216 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2217 gimple_set_op (gs
, 0, lhs
);
2218 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2219 SSA_NAME_DEF_STMT (lhs
) = gs
;
2223 /* Return true if call GS calls an internal-only function, as enumerated
2227 gimple_call_internal_p (const_gimple gs
)
2229 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2230 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2234 /* Return the target of internal call GS. */
2236 static inline enum internal_fn
2237 gimple_call_internal_fn (const_gimple gs
)
2239 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2240 return gs
->gimple_call
.u
.internal_fn
;
2244 /* Return the function type of the function called by GS. */
2247 gimple_call_fntype (const_gimple gs
)
2249 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2250 if (gimple_call_internal_p (gs
))
2252 return gs
->gimple_call
.u
.fntype
;
2255 /* Set the type of the function called by GS to FNTYPE. */
2258 gimple_call_set_fntype (gimple gs
, tree fntype
)
2260 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2261 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2262 gs
->gimple_call
.u
.fntype
= fntype
;
2266 /* Return the tree node representing the function called by call
2270 gimple_call_fn (const_gimple gs
)
2272 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2273 return gimple_op (gs
, 1);
2276 /* Return a pointer to the tree node representing the function called by call
2279 static inline tree
*
2280 gimple_call_fn_ptr (const_gimple gs
)
2282 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2283 return gimple_op_ptr (gs
, 1);
2287 /* Set FN to be the function called by call statement GS. */
2290 gimple_call_set_fn (gimple gs
, tree fn
)
2292 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2293 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2294 gimple_set_op (gs
, 1, fn
);
2298 /* Set FNDECL to be the function called by call statement GS. */
2301 gimple_call_set_fndecl (gimple gs
, tree decl
)
2303 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2304 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2305 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2309 /* Set internal function FN to be the function called by call statement GS. */
2312 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2314 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2315 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2316 gs
->gimple_call
.u
.internal_fn
= fn
;
2320 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2321 associated with the callee if known. Otherwise return NULL_TREE. */
2324 gimple_call_addr_fndecl (const_tree fn
)
2326 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2328 tree fndecl
= TREE_OPERAND (fn
, 0);
2329 if (TREE_CODE (fndecl
) == MEM_REF
2330 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2331 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2332 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2333 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2339 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2340 Otherwise return NULL. This function is analogous to
2341 get_callee_fndecl in tree land. */
2344 gimple_call_fndecl (const_gimple gs
)
2346 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2350 /* Return the type returned by call statement GS. */
2353 gimple_call_return_type (const_gimple gs
)
2355 tree type
= gimple_call_fntype (gs
);
2357 if (type
== NULL_TREE
)
2358 return TREE_TYPE (gimple_call_lhs (gs
));
2360 /* The type returned by a function is the type of its
2362 return TREE_TYPE (type
);
2366 /* Return the static chain for call statement GS. */
2369 gimple_call_chain (const_gimple gs
)
2371 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2372 return gimple_op (gs
, 2);
2376 /* Return a pointer to the static chain for call statement GS. */
2378 static inline tree
*
2379 gimple_call_chain_ptr (const_gimple gs
)
2381 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2382 return gimple_op_ptr (gs
, 2);
2385 /* Set CHAIN to be the static chain for call statement GS. */
2388 gimple_call_set_chain (gimple gs
, tree chain
)
2390 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2392 gimple_set_op (gs
, 2, chain
);
2396 /* Return the number of arguments used by call statement GS. */
2398 static inline unsigned
2399 gimple_call_num_args (const_gimple gs
)
2402 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2403 num_ops
= gimple_num_ops (gs
);
2408 /* Return the argument at position INDEX for call statement GS. */
2411 gimple_call_arg (const_gimple gs
, unsigned index
)
2413 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2414 return gimple_op (gs
, index
+ 3);
2418 /* Return a pointer to the argument at position INDEX for call
2421 static inline tree
*
2422 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2424 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2425 return gimple_op_ptr (gs
, index
+ 3);
2429 /* Set ARG to be the argument at position INDEX for call statement GS. */
2432 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2434 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2435 gimple_set_op (gs
, index
+ 3, arg
);
2439 /* If TAIL_P is true, mark call statement S as being a tail call
2440 (i.e., a call just before the exit of a function). These calls are
2441 candidate for tail call optimization. */
2444 gimple_call_set_tail (gimple s
, bool tail_p
)
2446 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2448 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2450 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2454 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2457 gimple_call_tail_p (gimple s
)
2459 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2460 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2464 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2465 slot optimization. This transformation uses the target of the call
2466 expansion as the return slot for calls that return in memory. */
2469 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2471 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2472 if (return_slot_opt_p
)
2473 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2475 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2479 /* Return true if S is marked for return slot optimization. */
2482 gimple_call_return_slot_opt_p (gimple s
)
2484 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2485 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2489 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2490 thunk to the thunked-to function. */
2493 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2495 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2497 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2499 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2503 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2506 gimple_call_from_thunk_p (gimple s
)
2508 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2509 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2513 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2514 argument pack in its argument list. */
2517 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2519 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2520 if (pass_arg_pack_p
)
2521 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2523 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2527 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2528 argument pack in its argument list. */
2531 gimple_call_va_arg_pack_p (gimple s
)
2533 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2534 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2538 /* Return true if S is a noreturn call. */
2541 gimple_call_noreturn_p (gimple s
)
2543 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2544 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2548 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2549 even if the called function can throw in other cases. */
2552 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2554 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2556 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2558 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2561 /* Return true if S is a nothrow call. */
2564 gimple_call_nothrow_p (gimple s
)
2566 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2567 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2570 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2571 is known to be emitted for VLA objects. Those are wrapped by
2572 stack_save/stack_restore calls and hence can't lead to unbounded
2573 stack growth even when they occur in loops. */
2576 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2578 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2580 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2582 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2585 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2588 gimple_call_alloca_for_var_p (gimple s
)
2590 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2591 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2594 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2597 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2599 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2600 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2601 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2605 /* Return a pointer to the points-to solution for the set of call-used
2606 variables of the call CALL. */
2608 static inline struct pt_solution
*
2609 gimple_call_use_set (gimple call
)
2611 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2612 return &call
->gimple_call
.call_used
;
2616 /* Return a pointer to the points-to solution for the set of call-used
2617 variables of the call CALL. */
2619 static inline struct pt_solution
*
2620 gimple_call_clobber_set (gimple call
)
2622 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2623 return &call
->gimple_call
.call_clobbered
;
2627 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2631 gimple_has_lhs (gimple stmt
)
2633 return (is_gimple_assign (stmt
)
2634 || (is_gimple_call (stmt
)
2635 && gimple_call_lhs (stmt
) != NULL_TREE
));
2639 /* Return the code of the predicate computed by conditional statement GS. */
2641 static inline enum tree_code
2642 gimple_cond_code (const_gimple gs
)
2644 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2645 return (enum tree_code
) gs
->gsbase
.subcode
;
2649 /* Set CODE to be the predicate code for the conditional statement GS. */
2652 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2654 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2655 gs
->gsbase
.subcode
= code
;
2659 /* Return the LHS of the predicate computed by conditional statement GS. */
2662 gimple_cond_lhs (const_gimple gs
)
2664 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2665 return gimple_op (gs
, 0);
2668 /* Return the pointer to the LHS of the predicate computed by conditional
2671 static inline tree
*
2672 gimple_cond_lhs_ptr (const_gimple gs
)
2674 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2675 return gimple_op_ptr (gs
, 0);
2678 /* Set LHS to be the LHS operand of the predicate computed by
2679 conditional statement GS. */
2682 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2684 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2685 gimple_set_op (gs
, 0, lhs
);
2689 /* Return the RHS operand of the predicate computed by conditional GS. */
2692 gimple_cond_rhs (const_gimple gs
)
2694 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2695 return gimple_op (gs
, 1);
2698 /* Return the pointer to the RHS operand of the predicate computed by
2701 static inline tree
*
2702 gimple_cond_rhs_ptr (const_gimple gs
)
2704 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2705 return gimple_op_ptr (gs
, 1);
2709 /* Set RHS to be the RHS operand of the predicate computed by
2710 conditional statement GS. */
2713 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2715 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2716 gimple_set_op (gs
, 1, rhs
);
2720 /* Return the label used by conditional statement GS when its
2721 predicate evaluates to true. */
2724 gimple_cond_true_label (const_gimple gs
)
2726 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2727 return gimple_op (gs
, 2);
2731 /* Set LABEL to be the label used by conditional statement GS when its
2732 predicate evaluates to true. */
2735 gimple_cond_set_true_label (gimple gs
, tree label
)
2737 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2738 gimple_set_op (gs
, 2, label
);
2742 /* Set LABEL to be the label used by conditional statement GS when its
2743 predicate evaluates to false. */
2746 gimple_cond_set_false_label (gimple gs
, tree label
)
2748 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2749 gimple_set_op (gs
, 3, label
);
2753 /* Return the label used by conditional statement GS when its
2754 predicate evaluates to false. */
2757 gimple_cond_false_label (const_gimple gs
)
2759 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2760 return gimple_op (gs
, 3);
2764 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2767 gimple_cond_make_false (gimple gs
)
2769 gimple_cond_set_lhs (gs
, boolean_true_node
);
2770 gimple_cond_set_rhs (gs
, boolean_false_node
);
2771 gs
->gsbase
.subcode
= EQ_EXPR
;
2775 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2778 gimple_cond_make_true (gimple gs
)
2780 gimple_cond_set_lhs (gs
, boolean_true_node
);
2781 gimple_cond_set_rhs (gs
, boolean_true_node
);
2782 gs
->gsbase
.subcode
= EQ_EXPR
;
2785 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2786 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2789 gimple_cond_true_p (const_gimple gs
)
2791 tree lhs
= gimple_cond_lhs (gs
);
2792 tree rhs
= gimple_cond_rhs (gs
);
2793 enum tree_code code
= gimple_cond_code (gs
);
2795 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2798 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2801 if (code
== NE_EXPR
&& lhs
!= rhs
)
2804 if (code
== EQ_EXPR
&& lhs
== rhs
)
2810 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2811 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2814 gimple_cond_false_p (const_gimple gs
)
2816 tree lhs
= gimple_cond_lhs (gs
);
2817 tree rhs
= gimple_cond_rhs (gs
);
2818 enum tree_code code
= gimple_cond_code (gs
);
2820 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2823 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2826 if (code
== NE_EXPR
&& lhs
== rhs
)
2829 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2835 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2838 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2840 gimple_cond_set_code (stmt
, code
);
2841 gimple_cond_set_lhs (stmt
, lhs
);
2842 gimple_cond_set_rhs (stmt
, rhs
);
2845 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2848 gimple_label_label (const_gimple gs
)
2850 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2851 return gimple_op (gs
, 0);
2855 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2859 gimple_label_set_label (gimple gs
, tree label
)
2861 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2862 gimple_set_op (gs
, 0, label
);
2866 /* Return the destination of the unconditional jump GS. */
2869 gimple_goto_dest (const_gimple gs
)
2871 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2872 return gimple_op (gs
, 0);
2876 /* Set DEST to be the destination of the unconditonal jump GS. */
2879 gimple_goto_set_dest (gimple gs
, tree dest
)
2881 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2882 gimple_set_op (gs
, 0, dest
);
2886 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2889 gimple_bind_vars (const_gimple gs
)
2891 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2892 return gs
->gimple_bind
.vars
;
2896 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2900 gimple_bind_set_vars (gimple gs
, tree vars
)
2902 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2903 gs
->gimple_bind
.vars
= vars
;
2907 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2911 gimple_bind_append_vars (gimple gs
, tree vars
)
2913 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2914 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2918 static inline gimple_seq
*
2919 gimple_bind_body_ptr (gimple gs
)
2921 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2922 return &gs
->gimple_bind
.body
;
2925 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2927 static inline gimple_seq
2928 gimple_bind_body (gimple gs
)
2930 return *gimple_bind_body_ptr (gs
);
2934 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2938 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2940 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2941 gs
->gimple_bind
.body
= seq
;
2945 /* Append a statement to the end of a GIMPLE_BIND's body. */
2948 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2950 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2951 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2955 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2958 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2960 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2961 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2965 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2966 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2969 gimple_bind_block (const_gimple gs
)
2971 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2972 return gs
->gimple_bind
.block
;
2976 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2980 gimple_bind_set_block (gimple gs
, tree block
)
2982 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2983 gcc_gimple_checking_assert (block
== NULL_TREE
2984 || TREE_CODE (block
) == BLOCK
);
2985 gs
->gimple_bind
.block
= block
;
2989 /* Return the number of input operands for GIMPLE_ASM GS. */
2991 static inline unsigned
2992 gimple_asm_ninputs (const_gimple gs
)
2994 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2995 return gs
->gimple_asm
.ni
;
2999 /* Return the number of output operands for GIMPLE_ASM GS. */
3001 static inline unsigned
3002 gimple_asm_noutputs (const_gimple gs
)
3004 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3005 return gs
->gimple_asm
.no
;
3009 /* Return the number of clobber operands for GIMPLE_ASM GS. */
3011 static inline unsigned
3012 gimple_asm_nclobbers (const_gimple gs
)
3014 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3015 return gs
->gimple_asm
.nc
;
3018 /* Return the number of label operands for GIMPLE_ASM GS. */
3020 static inline unsigned
3021 gimple_asm_nlabels (const_gimple gs
)
3023 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3024 return gs
->gimple_asm
.nl
;
3027 /* Return input operand INDEX of GIMPLE_ASM GS. */
3030 gimple_asm_input_op (const_gimple gs
, unsigned index
)
3032 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3033 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
3034 return gimple_op (gs
, index
+ gs
->gimple_asm
.no
);
3037 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
3039 static inline tree
*
3040 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
3042 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3043 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
3044 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.no
);
3048 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
3051 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
3053 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3054 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
3055 && TREE_CODE (in_op
) == TREE_LIST
);
3056 gimple_set_op (gs
, index
+ gs
->gimple_asm
.no
, in_op
);
3060 /* Return output operand INDEX of GIMPLE_ASM GS. */
3063 gimple_asm_output_op (const_gimple gs
, unsigned index
)
3065 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3066 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3067 return gimple_op (gs
, index
);
3070 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
3072 static inline tree
*
3073 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
3075 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3076 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3077 return gimple_op_ptr (gs
, index
);
3081 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
3084 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
3086 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3087 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
3088 && TREE_CODE (out_op
) == TREE_LIST
);
3089 gimple_set_op (gs
, index
, out_op
);
3093 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3096 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3098 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3099 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
);
3100 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3104 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3107 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3109 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3110 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
3111 && TREE_CODE (clobber_op
) == TREE_LIST
);
3112 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3115 /* Return label operand INDEX of GIMPLE_ASM GS. */
3118 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3120 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3121 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
);
3122 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3125 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3128 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3130 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3131 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
3132 && TREE_CODE (label_op
) == TREE_LIST
);
3133 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3136 /* Return the string representing the assembly instruction in
3139 static inline const char *
3140 gimple_asm_string (const_gimple gs
)
3142 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3143 return gs
->gimple_asm
.string
;
3147 /* Return true if GS is an asm statement marked volatile. */
3150 gimple_asm_volatile_p (const_gimple gs
)
3152 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3153 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3157 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3160 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3162 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3164 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3166 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3170 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3173 gimple_asm_set_input (gimple gs
, bool input_p
)
3175 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3177 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3179 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3183 /* Return true if asm GS is an ASM_INPUT. */
3186 gimple_asm_input_p (const_gimple gs
)
3188 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3189 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3193 /* Return the types handled by GIMPLE_CATCH statement GS. */
3196 gimple_catch_types (const_gimple gs
)
3198 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3199 return gs
->gimple_catch
.types
;
3203 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3205 static inline tree
*
3206 gimple_catch_types_ptr (gimple gs
)
3208 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3209 return &gs
->gimple_catch
.types
;
3213 /* Return a pointer to the GIMPLE sequence representing the body of
3214 the handler of GIMPLE_CATCH statement GS. */
3216 static inline gimple_seq
*
3217 gimple_catch_handler_ptr (gimple gs
)
3219 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3220 return &gs
->gimple_catch
.handler
;
3224 /* Return the GIMPLE sequence representing the body of the handler of
3225 GIMPLE_CATCH statement GS. */
3227 static inline gimple_seq
3228 gimple_catch_handler (gimple gs
)
3230 return *gimple_catch_handler_ptr (gs
);
3234 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3237 gimple_catch_set_types (gimple gs
, tree t
)
3239 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3240 gs
->gimple_catch
.types
= t
;
3244 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3247 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3249 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3250 gs
->gimple_catch
.handler
= handler
;
3254 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3257 gimple_eh_filter_types (const_gimple gs
)
3259 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3260 return gs
->gimple_eh_filter
.types
;
3264 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3267 static inline tree
*
3268 gimple_eh_filter_types_ptr (gimple gs
)
3270 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3271 return &gs
->gimple_eh_filter
.types
;
3275 /* Return a pointer to the sequence of statement to execute when
3276 GIMPLE_EH_FILTER statement fails. */
3278 static inline gimple_seq
*
3279 gimple_eh_filter_failure_ptr (gimple gs
)
3281 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3282 return &gs
->gimple_eh_filter
.failure
;
3286 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3289 static inline gimple_seq
3290 gimple_eh_filter_failure (gimple gs
)
3292 return *gimple_eh_filter_failure_ptr (gs
);
3296 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3299 gimple_eh_filter_set_types (gimple gs
, tree types
)
3301 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3302 gs
->gimple_eh_filter
.types
= types
;
3306 /* Set FAILURE to be the sequence of statements to execute on failure
3307 for GIMPLE_EH_FILTER GS. */
3310 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3312 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3313 gs
->gimple_eh_filter
.failure
= failure
;
3316 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3319 gimple_eh_must_not_throw_fndecl (gimple gs
)
3321 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3322 return gs
->gimple_eh_mnt
.fndecl
;
3325 /* Set the function decl to be called by GS to DECL. */
3328 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3330 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3331 gs
->gimple_eh_mnt
.fndecl
= decl
;
3334 /* GIMPLE_EH_ELSE accessors. */
3336 static inline gimple_seq
*
3337 gimple_eh_else_n_body_ptr (gimple gs
)
3339 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3340 return &gs
->gimple_eh_else
.n_body
;
3343 static inline gimple_seq
3344 gimple_eh_else_n_body (gimple gs
)
3346 return *gimple_eh_else_n_body_ptr (gs
);
3349 static inline gimple_seq
*
3350 gimple_eh_else_e_body_ptr (gimple gs
)
3352 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3353 return &gs
->gimple_eh_else
.e_body
;
3356 static inline gimple_seq
3357 gimple_eh_else_e_body (gimple gs
)
3359 return *gimple_eh_else_e_body_ptr (gs
);
3363 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3365 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3366 gs
->gimple_eh_else
.n_body
= seq
;
3370 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3372 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3373 gs
->gimple_eh_else
.e_body
= seq
;
3376 /* GIMPLE_TRY accessors. */
3378 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3379 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3381 static inline enum gimple_try_flags
3382 gimple_try_kind (const_gimple gs
)
3384 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3385 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3389 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3392 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3394 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3395 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3396 || kind
== GIMPLE_TRY_FINALLY
);
3397 if (gimple_try_kind (gs
) != kind
)
3398 gs
->gsbase
.subcode
= (unsigned int) kind
;
3402 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3405 gimple_try_catch_is_cleanup (const_gimple gs
)
3407 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3408 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3412 /* Return a pointer to the sequence of statements used as the
3413 body for GIMPLE_TRY GS. */
3415 static inline gimple_seq
*
3416 gimple_try_eval_ptr (gimple gs
)
3418 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3419 return &gs
->gimple_try
.eval
;
3423 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3425 static inline gimple_seq
3426 gimple_try_eval (gimple gs
)
3428 return *gimple_try_eval_ptr (gs
);
3432 /* Return a pointer to the sequence of statements used as the cleanup body for
3435 static inline gimple_seq
*
3436 gimple_try_cleanup_ptr (gimple gs
)
3438 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3439 return &gs
->gimple_try
.cleanup
;
3443 /* Return the sequence of statements used as the cleanup body for
3446 static inline gimple_seq
3447 gimple_try_cleanup (gimple gs
)
3449 return *gimple_try_cleanup_ptr (gs
);
3453 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3456 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3458 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3459 if (catch_is_cleanup
)
3460 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3462 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3466 /* Set EVAL to be the sequence of statements to use as the body for
3470 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3472 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3473 gs
->gimple_try
.eval
= eval
;
3477 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3478 body for GIMPLE_TRY GS. */
3481 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3483 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3484 gs
->gimple_try
.cleanup
= cleanup
;
3488 /* Return a pointer to the cleanup sequence for cleanup statement GS. */
3490 static inline gimple_seq
*
3491 gimple_wce_cleanup_ptr (gimple gs
)
3493 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3494 return &gs
->gimple_wce
.cleanup
;
3498 /* Return the cleanup sequence for cleanup statement GS. */
3500 static inline gimple_seq
3501 gimple_wce_cleanup (gimple gs
)
3503 return *gimple_wce_cleanup_ptr (gs
);
3507 /* Set CLEANUP to be the cleanup sequence for GS. */
3510 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3512 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3513 gs
->gimple_wce
.cleanup
= cleanup
;
3517 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3520 gimple_wce_cleanup_eh_only (const_gimple gs
)
3522 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3523 return gs
->gsbase
.subcode
!= 0;
3527 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3530 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3532 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3533 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3537 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3539 static inline unsigned
3540 gimple_phi_capacity (const_gimple gs
)
3542 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3543 return gs
->gimple_phi
.capacity
;
3547 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3548 be exactly the number of incoming edges for the basic block holding
3551 static inline unsigned
3552 gimple_phi_num_args (const_gimple gs
)
3554 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3555 return gs
->gimple_phi
.nargs
;
3559 /* Return the SSA name created by GIMPLE_PHI GS. */
3562 gimple_phi_result (const_gimple gs
)
3564 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3565 return gs
->gimple_phi
.result
;
3568 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3570 static inline tree
*
3571 gimple_phi_result_ptr (gimple gs
)
3573 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3574 return &gs
->gimple_phi
.result
;
3577 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3580 gimple_phi_set_result (gimple gs
, tree result
)
3582 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3583 gs
->gimple_phi
.result
= result
;
3584 if (result
&& TREE_CODE (result
) == SSA_NAME
)
3585 SSA_NAME_DEF_STMT (result
) = gs
;
3589 /* Return the PHI argument corresponding to incoming edge INDEX for
3592 static inline struct phi_arg_d
*
3593 gimple_phi_arg (gimple gs
, unsigned index
)
3595 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3596 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3597 return &(gs
->gimple_phi
.args
[index
]);
3600 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3601 for GIMPLE_PHI GS. */
3604 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3606 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3607 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3608 gs
->gimple_phi
.args
[index
] = *phiarg
;
3611 /* PHI nodes should contain only ssa_names and invariants. A test
3612 for ssa_name is definitely simpler; don't let invalid contents
3613 slip in in the meantime. */
3616 phi_ssa_name_p (const_tree t
)
3618 if (TREE_CODE (t
) == SSA_NAME
)
3620 gcc_checking_assert (is_gimple_min_invariant (t
));
3624 /* Return the PHI nodes for basic block BB, or NULL if there are no
3627 static inline gimple_seq
3628 phi_nodes (const_basic_block bb
)
3630 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
3631 return bb
->il
.gimple
.phi_nodes
;
3634 /* Return a pointer to the PHI nodes for basic block BB. */
3636 static inline gimple_seq
*
3637 phi_nodes_ptr (basic_block bb
)
3639 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
3640 return &bb
->il
.gimple
.phi_nodes
;
3643 /* Return the tree operand for argument I of PHI node GS. */
3646 gimple_phi_arg_def (gimple gs
, size_t index
)
3648 return gimple_phi_arg (gs
, index
)->def
;
3652 /* Return a pointer to the tree operand for argument I of PHI node GS. */
3654 static inline tree
*
3655 gimple_phi_arg_def_ptr (gimple gs
, size_t index
)
3657 return &gimple_phi_arg (gs
, index
)->def
;
3660 /* Return the edge associated with argument I of phi node GS. */
3663 gimple_phi_arg_edge (gimple gs
, size_t i
)
3665 return EDGE_PRED (gimple_bb (gs
), i
);
3668 /* Return the source location of gimple argument I of phi node GS. */
3670 static inline source_location
3671 gimple_phi_arg_location (gimple gs
, size_t i
)
3673 return gimple_phi_arg (gs
, i
)->locus
;
3676 /* Return the source location of the argument on edge E of phi node GS. */
3678 static inline source_location
3679 gimple_phi_arg_location_from_edge (gimple gs
, edge e
)
3681 return gimple_phi_arg (gs
, e
->dest_idx
)->locus
;
3684 /* Set the source location of gimple argument I of phi node GS to LOC. */
3687 gimple_phi_arg_set_location (gimple gs
, size_t i
, source_location loc
)
3689 gimple_phi_arg (gs
, i
)->locus
= loc
;
3692 /* Return TRUE if argument I of phi node GS has a location record. */
3695 gimple_phi_arg_has_location (gimple gs
, size_t i
)
3697 return gimple_phi_arg_location (gs
, i
) != UNKNOWN_LOCATION
;
3701 /* Return the region number for GIMPLE_RESX GS. */
3704 gimple_resx_region (const_gimple gs
)
3706 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3707 return gs
->gimple_eh_ctrl
.region
;
3710 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3713 gimple_resx_set_region (gimple gs
, int region
)
3715 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3716 gs
->gimple_eh_ctrl
.region
= region
;
3719 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3722 gimple_eh_dispatch_region (const_gimple gs
)
3724 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3725 return gs
->gimple_eh_ctrl
.region
;
3728 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3731 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3733 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3734 gs
->gimple_eh_ctrl
.region
= region
;
3737 /* Return the number of labels associated with the switch statement GS. */
3739 static inline unsigned
3740 gimple_switch_num_labels (const_gimple gs
)
3743 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3744 num_ops
= gimple_num_ops (gs
);
3745 gcc_gimple_checking_assert (num_ops
> 1);
3750 /* Set NLABELS to be the number of labels for the switch statement GS. */
3753 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3755 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3756 gimple_set_num_ops (g
, nlabels
+ 1);
3760 /* Return the index variable used by the switch statement GS. */
3763 gimple_switch_index (const_gimple gs
)
3765 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3766 return gimple_op (gs
, 0);
3770 /* Return a pointer to the index variable for the switch statement GS. */
3772 static inline tree
*
3773 gimple_switch_index_ptr (const_gimple gs
)
3775 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3776 return gimple_op_ptr (gs
, 0);
3780 /* Set INDEX to be the index variable for switch statement GS. */
3783 gimple_switch_set_index (gimple gs
, tree index
)
3785 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3786 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3787 gimple_set_op (gs
, 0, index
);
3791 /* Return the label numbered INDEX. The default label is 0, followed by any
3792 labels in a switch statement. */
3795 gimple_switch_label (const_gimple gs
, unsigned index
)
3797 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3798 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3799 return gimple_op (gs
, index
+ 1);
3802 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3805 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3807 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3808 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3809 && (label
== NULL_TREE
3810 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3811 gimple_set_op (gs
, index
+ 1, label
);
3814 /* Return the default label for a switch statement. */
3817 gimple_switch_default_label (const_gimple gs
)
3819 tree label
= gimple_switch_label (gs
, 0);
3820 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3824 /* Set the default label for a switch statement. */
3827 gimple_switch_set_default_label (gimple gs
, tree label
)
3829 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3830 gimple_switch_set_label (gs
, 0, label
);
3833 /* Return true if GS is a GIMPLE_DEBUG statement. */
3836 is_gimple_debug (const_gimple gs
)
3838 return gimple_code (gs
) == GIMPLE_DEBUG
;
3841 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3844 gimple_debug_bind_p (const_gimple s
)
3846 if (is_gimple_debug (s
))
3847 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3852 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3855 gimple_debug_bind_get_var (gimple dbg
)
3857 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3858 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3859 return gimple_op (dbg
, 0);
3862 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3866 gimple_debug_bind_get_value (gimple dbg
)
3868 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3869 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3870 return gimple_op (dbg
, 1);
3873 /* Return a pointer to the value bound to the variable in a
3874 GIMPLE_DEBUG bind statement. */
3876 static inline tree
*
3877 gimple_debug_bind_get_value_ptr (gimple dbg
)
3879 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3880 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3881 return gimple_op_ptr (dbg
, 1);
3884 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3887 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3889 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3890 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3891 gimple_set_op (dbg
, 0, var
);
3894 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3898 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3900 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3901 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3902 gimple_set_op (dbg
, 1, value
);
3905 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3907 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3909 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3913 gimple_debug_bind_reset_value (gimple dbg
)
3915 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3916 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3917 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3920 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3924 gimple_debug_bind_has_value_p (gimple dbg
)
3926 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3927 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3928 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3931 #undef GIMPLE_DEBUG_BIND_NOVALUE
3933 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3936 gimple_debug_source_bind_p (const_gimple s
)
3938 if (is_gimple_debug (s
))
3939 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3944 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3947 gimple_debug_source_bind_get_var (gimple dbg
)
3949 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3950 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3951 return gimple_op (dbg
, 0);
3954 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3958 gimple_debug_source_bind_get_value (gimple dbg
)
3960 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3961 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3962 return gimple_op (dbg
, 1);
3965 /* Return a pointer to the value bound to the variable in a
3966 GIMPLE_DEBUG source bind statement. */
3968 static inline tree
*
3969 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3971 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3972 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3973 return gimple_op_ptr (dbg
, 1);
3976 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3979 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3981 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3982 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3983 gimple_set_op (dbg
, 0, var
);
3986 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3990 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3992 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3993 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3994 gimple_set_op (dbg
, 1, value
);
3997 /* Return the line number for EXPR, or return -1 if we have no line
3998 number information for it. */
4000 get_lineno (const_gimple stmt
)
4007 loc
= gimple_location (stmt
);
4008 if (loc
== UNKNOWN_LOCATION
)
4011 return LOCATION_LINE (loc
);
4014 /* Return a pointer to the body for the OMP statement GS. */
4016 static inline gimple_seq
*
4017 gimple_omp_body_ptr (gimple gs
)
4019 return &gs
->omp
.body
;
4022 /* Return the body for the OMP statement GS. */
4024 static inline gimple_seq
4025 gimple_omp_body (gimple gs
)
4027 return *gimple_omp_body_ptr (gs
);
4030 /* Set BODY to be the body for the OMP statement GS. */
4033 gimple_omp_set_body (gimple gs
, gimple_seq body
)
4035 gs
->omp
.body
= body
;
4039 /* Return the name associated with OMP_CRITICAL statement GS. */
4042 gimple_omp_critical_name (const_gimple gs
)
4044 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4045 return gs
->gimple_omp_critical
.name
;
4049 /* Return a pointer to the name associated with OMP critical statement GS. */
4051 static inline tree
*
4052 gimple_omp_critical_name_ptr (gimple gs
)
4054 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4055 return &gs
->gimple_omp_critical
.name
;
4059 /* Set NAME to be the name associated with OMP critical statement GS. */
4062 gimple_omp_critical_set_name (gimple gs
, tree name
)
4064 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
4065 gs
->gimple_omp_critical
.name
= name
;
4069 /* Return the kind of OMP for statemement. */
4072 gimple_omp_for_kind (const_gimple g
)
4074 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4075 return (gimple_omp_subcode (g
) & GF_OMP_FOR_KIND_MASK
);
4079 /* Set the OMP for kind. */
4082 gimple_omp_for_set_kind (gimple g
, int kind
)
4084 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4085 g
->gsbase
.subcode
= (g
->gsbase
.subcode
& ~GF_OMP_FOR_KIND_MASK
)
4086 | (kind
& GF_OMP_FOR_KIND_MASK
);
4090 /* Return true if OMP for statement G has the
4091 GF_OMP_FOR_COMBINED flag set. */
4094 gimple_omp_for_combined_p (const_gimple g
)
4096 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4097 return (gimple_omp_subcode (g
) & GF_OMP_FOR_COMBINED
) != 0;
4101 /* Set the GF_OMP_FOR_COMBINED field in G depending on the boolean
4102 value of COMBINED_P. */
4105 gimple_omp_for_set_combined_p (gimple g
, bool combined_p
)
4107 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4109 g
->gsbase
.subcode
|= GF_OMP_FOR_COMBINED
;
4111 g
->gsbase
.subcode
&= ~GF_OMP_FOR_COMBINED
;
4115 /* Return true if OMP for statement G has the
4116 GF_OMP_FOR_COMBINED_INTO flag set. */
4119 gimple_omp_for_combined_into_p (const_gimple g
)
4121 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4122 return (gimple_omp_subcode (g
) & GF_OMP_FOR_COMBINED_INTO
) != 0;
4126 /* Set the GF_OMP_FOR_COMBINED_INTO field in G depending on the boolean
4127 value of COMBINED_P. */
4130 gimple_omp_for_set_combined_into_p (gimple g
, bool combined_p
)
4132 GIMPLE_CHECK (g
, GIMPLE_OMP_FOR
);
4134 g
->gsbase
.subcode
|= GF_OMP_FOR_COMBINED_INTO
;
4136 g
->gsbase
.subcode
&= ~GF_OMP_FOR_COMBINED_INTO
;
4140 /* Return the clauses associated with OMP_FOR GS. */
4143 gimple_omp_for_clauses (const_gimple gs
)
4145 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4146 return gs
->gimple_omp_for
.clauses
;
4150 /* Return a pointer to the OMP_FOR GS. */
4152 static inline tree
*
4153 gimple_omp_for_clauses_ptr (gimple gs
)
4155 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4156 return &gs
->gimple_omp_for
.clauses
;
4160 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
4163 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
4165 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4166 gs
->gimple_omp_for
.clauses
= clauses
;
4170 /* Get the collapse count of OMP_FOR GS. */
4172 static inline size_t
4173 gimple_omp_for_collapse (gimple gs
)
4175 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4176 return gs
->gimple_omp_for
.collapse
;
4180 /* Return the index variable for OMP_FOR GS. */
4183 gimple_omp_for_index (const_gimple gs
, size_t i
)
4185 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4186 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4187 return gs
->gimple_omp_for
.iter
[i
].index
;
4191 /* Return a pointer to the index variable for OMP_FOR GS. */
4193 static inline tree
*
4194 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
4196 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4197 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4198 return &gs
->gimple_omp_for
.iter
[i
].index
;
4202 /* Set INDEX to be the index variable for OMP_FOR GS. */
4205 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
4207 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4208 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4209 gs
->gimple_omp_for
.iter
[i
].index
= index
;
4213 /* Return the initial value for OMP_FOR GS. */
4216 gimple_omp_for_initial (const_gimple gs
, size_t i
)
4218 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4219 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4220 return gs
->gimple_omp_for
.iter
[i
].initial
;
4224 /* Return a pointer to the initial value for OMP_FOR GS. */
4226 static inline tree
*
4227 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
4229 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4230 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4231 return &gs
->gimple_omp_for
.iter
[i
].initial
;
4235 /* Set INITIAL to be the initial value for OMP_FOR GS. */
4238 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
4240 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4241 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4242 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
4246 /* Return the final value for OMP_FOR GS. */
4249 gimple_omp_for_final (const_gimple gs
, size_t i
)
4251 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4252 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4253 return gs
->gimple_omp_for
.iter
[i
].final
;
4257 /* Return a pointer to the final value for OMP_FOR GS. */
4259 static inline tree
*
4260 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
4262 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4263 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4264 return &gs
->gimple_omp_for
.iter
[i
].final
;
4268 /* Set FINAL to be the final value for OMP_FOR GS. */
4271 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
4273 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4274 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4275 gs
->gimple_omp_for
.iter
[i
].final
= final
;
4279 /* Return the increment value for OMP_FOR GS. */
4282 gimple_omp_for_incr (const_gimple gs
, size_t i
)
4284 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4285 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4286 return gs
->gimple_omp_for
.iter
[i
].incr
;
4290 /* Return a pointer to the increment value for OMP_FOR GS. */
4292 static inline tree
*
4293 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
4295 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4296 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4297 return &gs
->gimple_omp_for
.iter
[i
].incr
;
4301 /* Set INCR to be the increment value for OMP_FOR GS. */
4304 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
4306 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4307 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4308 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
4312 /* Return a pointer to the sequence of statements to execute before the OMP_FOR
4313 statement GS starts. */
4315 static inline gimple_seq
*
4316 gimple_omp_for_pre_body_ptr (gimple gs
)
4318 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4319 return &gs
->gimple_omp_for
.pre_body
;
4323 /* Return the sequence of statements to execute before the OMP_FOR
4324 statement GS starts. */
4326 static inline gimple_seq
4327 gimple_omp_for_pre_body (gimple gs
)
4329 return *gimple_omp_for_pre_body_ptr (gs
);
4333 /* Set PRE_BODY to be the sequence of statements to execute before the
4334 OMP_FOR statement GS starts. */
4337 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
4339 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4340 gs
->gimple_omp_for
.pre_body
= pre_body
;
4344 /* Return the clauses associated with OMP_PARALLEL GS. */
4347 gimple_omp_parallel_clauses (const_gimple gs
)
4349 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4350 return gs
->gimple_omp_parallel
.clauses
;
4354 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4356 static inline tree
*
4357 gimple_omp_parallel_clauses_ptr (gimple gs
)
4359 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4360 return &gs
->gimple_omp_parallel
.clauses
;
4364 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4368 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4370 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4371 gs
->gimple_omp_parallel
.clauses
= clauses
;
4375 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4378 gimple_omp_parallel_child_fn (const_gimple gs
)
4380 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4381 return gs
->gimple_omp_parallel
.child_fn
;
4384 /* Return a pointer to the child function used to hold the body of
4387 static inline tree
*
4388 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4390 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4391 return &gs
->gimple_omp_parallel
.child_fn
;
4395 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4398 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4400 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4401 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4405 /* Return the artificial argument used to send variables and values
4406 from the parent to the children threads in OMP_PARALLEL GS. */
4409 gimple_omp_parallel_data_arg (const_gimple gs
)
4411 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4412 return gs
->gimple_omp_parallel
.data_arg
;
4416 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4418 static inline tree
*
4419 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4421 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4422 return &gs
->gimple_omp_parallel
.data_arg
;
4426 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4429 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4431 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4432 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4436 /* Return the clauses associated with OMP_TASK GS. */
4439 gimple_omp_task_clauses (const_gimple gs
)
4441 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4442 return gs
->gimple_omp_parallel
.clauses
;
4446 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4448 static inline tree
*
4449 gimple_omp_task_clauses_ptr (gimple gs
)
4451 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4452 return &gs
->gimple_omp_parallel
.clauses
;
4456 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4460 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4462 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4463 gs
->gimple_omp_parallel
.clauses
= clauses
;
4467 /* Return the child function used to hold the body of OMP_TASK GS. */
4470 gimple_omp_task_child_fn (const_gimple gs
)
4472 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4473 return gs
->gimple_omp_parallel
.child_fn
;
4476 /* Return a pointer to the child function used to hold the body of
4479 static inline tree
*
4480 gimple_omp_task_child_fn_ptr (gimple gs
)
4482 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4483 return &gs
->gimple_omp_parallel
.child_fn
;
4487 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4490 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4492 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4493 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4497 /* Return the artificial argument used to send variables and values
4498 from the parent to the children threads in OMP_TASK GS. */
4501 gimple_omp_task_data_arg (const_gimple gs
)
4503 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4504 return gs
->gimple_omp_parallel
.data_arg
;
4508 /* Return a pointer to the data argument for OMP_TASK GS. */
4510 static inline tree
*
4511 gimple_omp_task_data_arg_ptr (gimple gs
)
4513 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4514 return &gs
->gimple_omp_parallel
.data_arg
;
4518 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4521 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4523 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4524 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4528 /* Return the clauses associated with OMP_TASK GS. */
4531 gimple_omp_taskreg_clauses (const_gimple gs
)
4533 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4534 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4535 return gs
->gimple_omp_parallel
.clauses
;
4539 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4541 static inline tree
*
4542 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4544 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4545 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4546 return &gs
->gimple_omp_parallel
.clauses
;
4550 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4554 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4556 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4557 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4558 gs
->gimple_omp_parallel
.clauses
= clauses
;
4562 /* Return the child function used to hold the body of OMP_TASK GS. */
4565 gimple_omp_taskreg_child_fn (const_gimple gs
)
4567 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4568 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4569 return gs
->gimple_omp_parallel
.child_fn
;
4572 /* Return a pointer to the child function used to hold the body of
4575 static inline tree
*
4576 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4578 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4579 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4580 return &gs
->gimple_omp_parallel
.child_fn
;
4584 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4587 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4589 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4590 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4591 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4595 /* Return the artificial argument used to send variables and values
4596 from the parent to the children threads in OMP_TASK GS. */
4599 gimple_omp_taskreg_data_arg (const_gimple gs
)
4601 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4602 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4603 return gs
->gimple_omp_parallel
.data_arg
;
4607 /* Return a pointer to the data argument for OMP_TASK GS. */
4609 static inline tree
*
4610 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4612 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4613 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4614 return &gs
->gimple_omp_parallel
.data_arg
;
4618 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4621 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4623 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4624 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4625 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4629 /* Return the copy function used to hold the body of OMP_TASK GS. */
4632 gimple_omp_task_copy_fn (const_gimple gs
)
4634 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4635 return gs
->gimple_omp_task
.copy_fn
;
4638 /* Return a pointer to the copy function used to hold the body of
4641 static inline tree
*
4642 gimple_omp_task_copy_fn_ptr (gimple gs
)
4644 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4645 return &gs
->gimple_omp_task
.copy_fn
;
4649 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4652 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4654 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4655 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4659 /* Return size of the data block in bytes in OMP_TASK GS. */
4662 gimple_omp_task_arg_size (const_gimple gs
)
4664 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4665 return gs
->gimple_omp_task
.arg_size
;
4669 /* Return a pointer to the data block size for OMP_TASK GS. */
4671 static inline tree
*
4672 gimple_omp_task_arg_size_ptr (gimple gs
)
4674 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4675 return &gs
->gimple_omp_task
.arg_size
;
4679 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4682 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4684 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4685 gs
->gimple_omp_task
.arg_size
= arg_size
;
4689 /* Return align of the data block in bytes in OMP_TASK GS. */
4692 gimple_omp_task_arg_align (const_gimple gs
)
4694 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4695 return gs
->gimple_omp_task
.arg_align
;
4699 /* Return a pointer to the data block align for OMP_TASK GS. */
4701 static inline tree
*
4702 gimple_omp_task_arg_align_ptr (gimple gs
)
4704 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4705 return &gs
->gimple_omp_task
.arg_align
;
4709 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4712 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4714 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4715 gs
->gimple_omp_task
.arg_align
= arg_align
;
4719 /* Return the clauses associated with OMP_SINGLE GS. */
4722 gimple_omp_single_clauses (const_gimple gs
)
4724 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4725 return gs
->gimple_omp_single
.clauses
;
4729 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4731 static inline tree
*
4732 gimple_omp_single_clauses_ptr (gimple gs
)
4734 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4735 return &gs
->gimple_omp_single
.clauses
;
4739 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4742 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4744 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4745 gs
->gimple_omp_single
.clauses
= clauses
;
4749 /* Return the clauses associated with OMP_TARGET GS. */
4752 gimple_omp_target_clauses (const_gimple gs
)
4754 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4755 return gs
->gimple_omp_parallel
.clauses
;
4759 /* Return a pointer to the clauses associated with OMP_TARGET GS. */
4761 static inline tree
*
4762 gimple_omp_target_clauses_ptr (gimple gs
)
4764 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4765 return &gs
->gimple_omp_parallel
.clauses
;
4769 /* Set CLAUSES to be the clauses associated with OMP_TARGET GS. */
4772 gimple_omp_target_set_clauses (gimple gs
, tree clauses
)
4774 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4775 gs
->gimple_omp_parallel
.clauses
= clauses
;
4779 /* Return the kind of OMP target statemement. */
4782 gimple_omp_target_kind (const_gimple g
)
4784 GIMPLE_CHECK (g
, GIMPLE_OMP_TARGET
);
4785 return (gimple_omp_subcode (g
) & GF_OMP_TARGET_KIND_MASK
);
4789 /* Set the OMP target kind. */
4792 gimple_omp_target_set_kind (gimple g
, int kind
)
4794 GIMPLE_CHECK (g
, GIMPLE_OMP_TARGET
);
4795 g
->gsbase
.subcode
= (g
->gsbase
.subcode
& ~GF_OMP_TARGET_KIND_MASK
)
4796 | (kind
& GF_OMP_TARGET_KIND_MASK
);
4800 /* Return the child function used to hold the body of OMP_TARGET GS. */
4803 gimple_omp_target_child_fn (const_gimple gs
)
4805 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4806 return gs
->gimple_omp_parallel
.child_fn
;
4809 /* Return a pointer to the child function used to hold the body of
4812 static inline tree
*
4813 gimple_omp_target_child_fn_ptr (gimple gs
)
4815 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4816 return &gs
->gimple_omp_parallel
.child_fn
;
4820 /* Set CHILD_FN to be the child function for OMP_TARGET GS. */
4823 gimple_omp_target_set_child_fn (gimple gs
, tree child_fn
)
4825 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4826 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4830 /* Return the artificial argument used to send variables and values
4831 from the parent to the children threads in OMP_TARGET GS. */
4834 gimple_omp_target_data_arg (const_gimple gs
)
4836 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4837 return gs
->gimple_omp_parallel
.data_arg
;
4841 /* Return a pointer to the data argument for OMP_TARGET GS. */
4843 static inline tree
*
4844 gimple_omp_target_data_arg_ptr (gimple gs
)
4846 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4847 return &gs
->gimple_omp_parallel
.data_arg
;
4851 /* Set DATA_ARG to be the data argument for OMP_TARGET GS. */
4854 gimple_omp_target_set_data_arg (gimple gs
, tree data_arg
)
4856 GIMPLE_CHECK (gs
, GIMPLE_OMP_TARGET
);
4857 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4861 /* Return the clauses associated with OMP_TEAMS GS. */
4864 gimple_omp_teams_clauses (const_gimple gs
)
4866 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4867 return gs
->gimple_omp_single
.clauses
;
4871 /* Return a pointer to the clauses associated with OMP_TEAMS GS. */
4873 static inline tree
*
4874 gimple_omp_teams_clauses_ptr (gimple gs
)
4876 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4877 return &gs
->gimple_omp_single
.clauses
;
4881 /* Set CLAUSES to be the clauses associated with OMP_TEAMS GS. */
4884 gimple_omp_teams_set_clauses (gimple gs
, tree clauses
)
4886 GIMPLE_CHECK (gs
, GIMPLE_OMP_TEAMS
);
4887 gs
->gimple_omp_single
.clauses
= clauses
;
4891 /* Return the clauses associated with OMP_SECTIONS GS. */
4894 gimple_omp_sections_clauses (const_gimple gs
)
4896 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4897 return gs
->gimple_omp_sections
.clauses
;
4901 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4903 static inline tree
*
4904 gimple_omp_sections_clauses_ptr (gimple gs
)
4906 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4907 return &gs
->gimple_omp_sections
.clauses
;
4911 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4915 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4917 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4918 gs
->gimple_omp_sections
.clauses
= clauses
;
4922 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4926 gimple_omp_sections_control (const_gimple gs
)
4928 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4929 return gs
->gimple_omp_sections
.control
;
4933 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4936 static inline tree
*
4937 gimple_omp_sections_control_ptr (gimple gs
)
4939 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4940 return &gs
->gimple_omp_sections
.control
;
4944 /* Set CONTROL to be the set of clauses associated with the
4945 GIMPLE_OMP_SECTIONS in GS. */
4948 gimple_omp_sections_set_control (gimple gs
, tree control
)
4950 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4951 gs
->gimple_omp_sections
.control
= control
;
4955 /* Set COND to be the condition code for OMP_FOR GS. */
4958 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4960 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4961 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4962 && i
< gs
->gimple_omp_for
.collapse
);
4963 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4967 /* Return the condition code associated with OMP_FOR GS. */
4969 static inline enum tree_code
4970 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4972 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4973 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4974 return gs
->gimple_omp_for
.iter
[i
].cond
;
4978 /* Set the value being stored in an atomic store. */
4981 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4983 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4984 g
->gimple_omp_atomic_store
.val
= val
;
4988 /* Return the value being stored in an atomic store. */
4991 gimple_omp_atomic_store_val (const_gimple g
)
4993 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4994 return g
->gimple_omp_atomic_store
.val
;
4998 /* Return a pointer to the value being stored in an atomic store. */
5000 static inline tree
*
5001 gimple_omp_atomic_store_val_ptr (gimple g
)
5003 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
5004 return &g
->gimple_omp_atomic_store
.val
;
5008 /* Set the LHS of an atomic load. */
5011 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
5013 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5014 g
->gimple_omp_atomic_load
.lhs
= lhs
;
5018 /* Get the LHS of an atomic load. */
5021 gimple_omp_atomic_load_lhs (const_gimple g
)
5023 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5024 return g
->gimple_omp_atomic_load
.lhs
;
5028 /* Return a pointer to the LHS of an atomic load. */
5030 static inline tree
*
5031 gimple_omp_atomic_load_lhs_ptr (gimple g
)
5033 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5034 return &g
->gimple_omp_atomic_load
.lhs
;
5038 /* Set the RHS of an atomic load. */
5041 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
5043 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5044 g
->gimple_omp_atomic_load
.rhs
= rhs
;
5048 /* Get the RHS of an atomic load. */
5051 gimple_omp_atomic_load_rhs (const_gimple g
)
5053 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5054 return g
->gimple_omp_atomic_load
.rhs
;
5058 /* Return a pointer to the RHS of an atomic load. */
5060 static inline tree
*
5061 gimple_omp_atomic_load_rhs_ptr (gimple g
)
5063 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
5064 return &g
->gimple_omp_atomic_load
.rhs
;
5068 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
5071 gimple_omp_continue_control_def (const_gimple g
)
5073 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5074 return g
->gimple_omp_continue
.control_def
;
5077 /* The same as above, but return the address. */
5079 static inline tree
*
5080 gimple_omp_continue_control_def_ptr (gimple g
)
5082 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5083 return &g
->gimple_omp_continue
.control_def
;
5086 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
5089 gimple_omp_continue_set_control_def (gimple g
, tree def
)
5091 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5092 g
->gimple_omp_continue
.control_def
= def
;
5096 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
5099 gimple_omp_continue_control_use (const_gimple g
)
5101 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5102 return g
->gimple_omp_continue
.control_use
;
5106 /* The same as above, but return the address. */
5108 static inline tree
*
5109 gimple_omp_continue_control_use_ptr (gimple g
)
5111 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5112 return &g
->gimple_omp_continue
.control_use
;
5116 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
5119 gimple_omp_continue_set_control_use (gimple g
, tree use
)
5121 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
5122 g
->gimple_omp_continue
.control_use
= use
;
5125 /* Return a pointer to the body for the GIMPLE_TRANSACTION statement GS. */
5127 static inline gimple_seq
*
5128 gimple_transaction_body_ptr (gimple gs
)
5130 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5131 return &gs
->gimple_transaction
.body
;
5134 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
5136 static inline gimple_seq
5137 gimple_transaction_body (gimple gs
)
5139 return *gimple_transaction_body_ptr (gs
);
5142 /* Return the label associated with a GIMPLE_TRANSACTION. */
5145 gimple_transaction_label (const_gimple gs
)
5147 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5148 return gs
->gimple_transaction
.label
;
5151 static inline tree
*
5152 gimple_transaction_label_ptr (gimple gs
)
5154 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5155 return &gs
->gimple_transaction
.label
;
5158 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
5160 static inline unsigned int
5161 gimple_transaction_subcode (const_gimple gs
)
5163 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5164 return gs
->gsbase
.subcode
;
5167 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
5170 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
5172 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5173 gs
->gimple_transaction
.body
= body
;
5176 /* Set the label associated with a GIMPLE_TRANSACTION. */
5179 gimple_transaction_set_label (gimple gs
, tree label
)
5181 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5182 gs
->gimple_transaction
.label
= label
;
5185 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
5188 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
5190 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
5191 gs
->gsbase
.subcode
= subcode
;
5195 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
5197 static inline tree
*
5198 gimple_return_retval_ptr (const_gimple gs
)
5200 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5201 return gimple_op_ptr (gs
, 0);
5204 /* Return the return value for GIMPLE_RETURN GS. */
5207 gimple_return_retval (const_gimple gs
)
5209 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5210 return gimple_op (gs
, 0);
5214 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
5217 gimple_return_set_retval (gimple gs
, tree retval
)
5219 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
5220 gimple_set_op (gs
, 0, retval
);
5224 /* Returns true when the gimple statement STMT is any of the OpenMP types. */
5226 #define CASE_GIMPLE_OMP \
5227 case GIMPLE_OMP_PARALLEL: \
5228 case GIMPLE_OMP_TASK: \
5229 case GIMPLE_OMP_FOR: \
5230 case GIMPLE_OMP_SECTIONS: \
5231 case GIMPLE_OMP_SECTIONS_SWITCH: \
5232 case GIMPLE_OMP_SINGLE: \
5233 case GIMPLE_OMP_TARGET: \
5234 case GIMPLE_OMP_TEAMS: \
5235 case GIMPLE_OMP_SECTION: \
5236 case GIMPLE_OMP_MASTER: \
5237 case GIMPLE_OMP_TASKGROUP: \
5238 case GIMPLE_OMP_ORDERED: \
5239 case GIMPLE_OMP_CRITICAL: \
5240 case GIMPLE_OMP_RETURN: \
5241 case GIMPLE_OMP_ATOMIC_LOAD: \
5242 case GIMPLE_OMP_ATOMIC_STORE: \
5243 case GIMPLE_OMP_CONTINUE
5246 is_gimple_omp (const_gimple stmt
)
5248 switch (gimple_code (stmt
))
5258 /* Returns TRUE if statement G is a GIMPLE_NOP. */
5261 gimple_nop_p (const_gimple g
)
5263 return gimple_code (g
) == GIMPLE_NOP
;
5267 /* Return true if GS is a GIMPLE_RESX. */
5270 is_gimple_resx (const_gimple gs
)
5272 return gimple_code (gs
) == GIMPLE_RESX
;
5275 /* Return the predictor of GIMPLE_PREDICT statement GS. */
5277 static inline enum br_predictor
5278 gimple_predict_predictor (gimple gs
)
5280 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5281 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
5285 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
5288 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
5290 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5291 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
5292 | (unsigned) predictor
;
5296 /* Return the outcome of GIMPLE_PREDICT statement GS. */
5298 static inline enum prediction
5299 gimple_predict_outcome (gimple gs
)
5301 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5302 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
5306 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
5309 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
5311 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
5312 if (outcome
== TAKEN
)
5313 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
5315 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
5319 /* Return the type of the main expression computed by STMT. Return
5320 void_type_node if the statement computes nothing. */
5323 gimple_expr_type (const_gimple stmt
)
5325 enum gimple_code code
= gimple_code (stmt
);
5327 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
5330 /* In general we want to pass out a type that can be substituted
5331 for both the RHS and the LHS types if there is a possibly
5332 useless conversion involved. That means returning the
5333 original RHS type as far as we can reconstruct it. */
5334 if (code
== GIMPLE_CALL
)
5335 type
= gimple_call_return_type (stmt
);
5337 switch (gimple_assign_rhs_code (stmt
))
5339 case POINTER_PLUS_EXPR
:
5340 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
5344 /* As fallback use the type of the LHS. */
5345 type
= TREE_TYPE (gimple_get_lhs (stmt
));
5350 else if (code
== GIMPLE_COND
)
5351 return boolean_type_node
;
5353 return void_type_node
;
5356 /* Return true if TYPE is a suitable type for a scalar register variable. */
5359 is_gimple_reg_type (tree type
)
5361 return !AGGREGATE_TYPE_P (type
);
5364 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
5366 static inline gimple_stmt_iterator
5367 gsi_start_1 (gimple_seq
*seq
)
5369 gimple_stmt_iterator i
;
5371 i
.ptr
= gimple_seq_first (*seq
);
5373 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5378 #define gsi_start(x) gsi_start_1 (&(x))
5380 static inline gimple_stmt_iterator
5383 gimple_stmt_iterator i
;
5390 /* Return a new iterator pointing to the first statement in basic block BB. */
5392 static inline gimple_stmt_iterator
5393 gsi_start_bb (basic_block bb
)
5395 gimple_stmt_iterator i
;
5398 seq
= bb_seq_addr (bb
);
5399 i
.ptr
= gimple_seq_first (*seq
);
5407 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
5409 static inline gimple_stmt_iterator
5410 gsi_last_1 (gimple_seq
*seq
)
5412 gimple_stmt_iterator i
;
5414 i
.ptr
= gimple_seq_last (*seq
);
5416 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5421 #define gsi_last(x) gsi_last_1 (&(x))
5423 /* Return a new iterator pointing to the last statement in basic block BB. */
5425 static inline gimple_stmt_iterator
5426 gsi_last_bb (basic_block bb
)
5428 gimple_stmt_iterator i
;
5431 seq
= bb_seq_addr (bb
);
5432 i
.ptr
= gimple_seq_last (*seq
);
5440 /* Return true if I is at the end of its sequence. */
5443 gsi_end_p (gimple_stmt_iterator i
)
5445 return i
.ptr
== NULL
;
5449 /* Return true if I is one statement before the end of its sequence. */
5452 gsi_one_before_end_p (gimple_stmt_iterator i
)
5454 return i
.ptr
!= NULL
&& i
.ptr
->gsbase
.next
== NULL
;
5458 /* Advance the iterator to the next gimple statement. */
5461 gsi_next (gimple_stmt_iterator
*i
)
5463 i
->ptr
= i
->ptr
->gsbase
.next
;
5466 /* Advance the iterator to the previous gimple statement. */
5469 gsi_prev (gimple_stmt_iterator
*i
)
5471 gimple prev
= i
->ptr
->gsbase
.prev
;
5472 if (prev
->gsbase
.next
)
5478 /* Return the current stmt. */
5480 static inline gimple
5481 gsi_stmt (gimple_stmt_iterator i
)
5486 /* Return a block statement iterator that points to the first non-label
5487 statement in block BB. */
5489 static inline gimple_stmt_iterator
5490 gsi_after_labels (basic_block bb
)
5492 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
5494 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
5500 /* Advance the iterator to the next non-debug gimple statement. */
5503 gsi_next_nondebug (gimple_stmt_iterator
*i
)
5509 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5512 /* Advance the iterator to the next non-debug gimple statement. */
5515 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5521 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5524 /* Return a new iterator pointing to the first non-debug statement in
5527 static inline gimple_stmt_iterator
5528 gsi_start_nondebug_bb (basic_block bb
)
5530 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5532 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5533 gsi_next_nondebug (&i
);
5538 /* Return a new iterator pointing to the last non-debug statement in
5541 static inline gimple_stmt_iterator
5542 gsi_last_nondebug_bb (basic_block bb
)
5544 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5546 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5547 gsi_prev_nondebug (&i
);
5553 /* Return the basic block associated with this iterator. */
5555 static inline basic_block
5556 gsi_bb (gimple_stmt_iterator i
)
5562 /* Return the sequence associated with this iterator. */
5564 static inline gimple_seq
5565 gsi_seq (gimple_stmt_iterator i
)
5571 enum gsi_iterator_update
5573 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5575 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5576 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5577 for linking other statements in the same
5581 /* In gimple-iterator.c */
5582 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5583 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5584 void gsi_split_seq_before (gimple_stmt_iterator
*, gimple_seq
*);
5585 void gsi_set_stmt (gimple_stmt_iterator
*, gimple
);
5586 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5587 void gsi_replace_with_seq (gimple_stmt_iterator
*, gimple_seq
, bool);
5588 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5589 enum gsi_iterator_update
);
5590 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5591 enum gsi_iterator_update
);
5592 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5593 enum gsi_iterator_update
);
5594 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5595 enum gsi_iterator_update
);
5596 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5597 enum gsi_iterator_update
);
5598 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5599 enum gsi_iterator_update
);
5600 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5601 enum gsi_iterator_update
);
5602 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5603 enum gsi_iterator_update
);
5604 bool gsi_remove (gimple_stmt_iterator
*, bool);
5605 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5606 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5607 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5608 void gsi_move_to_bb_end (gimple_stmt_iterator
*, basic_block
);
5609 void gsi_insert_on_edge (edge
, gimple
);
5610 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5611 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5612 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5613 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5614 void gsi_commit_edge_inserts (void);
5615 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5617 /* In gimplify.c. */
5618 tree
force_gimple_operand_1 (tree
, gimple_seq
*, gimple_predicate
, tree
);
5619 tree
force_gimple_operand (tree
, gimple_seq
*, bool, tree
);
5620 tree
force_gimple_operand_gsi_1 (gimple_stmt_iterator
*, tree
,
5621 gimple_predicate
, tree
,
5622 bool, enum gsi_iterator_update
);
5623 tree
force_gimple_operand_gsi (gimple_stmt_iterator
*, tree
, bool, tree
,
5624 bool, enum gsi_iterator_update
);
5626 /* Convenience routines to walk all statements of a gimple function.
5627 Note that this is useful exclusively before the code is converted
5628 into SSA form. Once the program is in SSA form, the standard
5629 operand interface should be used to analyze/modify statements. */
5630 struct walk_stmt_info
5632 /* Points to the current statement being walked. */
5633 gimple_stmt_iterator gsi
;
5635 /* Additional data that the callback functions may want to carry
5636 through the recursion. */
5639 /* Pointer map used to mark visited tree nodes when calling
5640 walk_tree on each operand. If set to NULL, duplicate tree nodes
5641 will be visited more than once. */
5642 struct pointer_set_t
*pset
;
5644 /* Operand returned by the callbacks. This is set when calling
5645 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5646 returns non-NULL, this field will contain the tree returned by
5647 the last callback. */
5648 tree callback_result
;
5650 /* Indicates whether the operand being examined may be replaced
5651 with something that matches is_gimple_val (if true) or something
5652 slightly more complicated (if false). "Something" technically
5653 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5654 but we never try to form anything more complicated than that, so
5655 we don't bother checking.
5657 Also note that CALLBACK should update this flag while walking the
5658 sub-expressions of a statement. For instance, when walking the
5659 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5660 to true, however, when walking &var, the operand of that
5661 ADDR_EXPR does not need to be a GIMPLE value. */
5662 BOOL_BITFIELD val_only
: 1;
5664 /* True if we are currently walking the LHS of an assignment. */
5665 BOOL_BITFIELD is_lhs
: 1;
5667 /* Optional. Set to true by the callback functions if they made any
5669 BOOL_BITFIELD changed
: 1;
5671 /* True if we're interested in location information. */
5672 BOOL_BITFIELD want_locations
: 1;
5674 /* True if we've removed the statement that was processed. */
5675 BOOL_BITFIELD removed_stmt
: 1;
5678 /* Callback for walk_gimple_stmt. Called for every statement found
5679 during traversal. The first argument points to the statement to
5680 walk. The second argument is a flag that the callback sets to
5681 'true' if it the callback handled all the operands and
5682 sub-statements of the statement (the default value of this flag is
5683 'false'). The third argument is an anonymous pointer to data
5684 to be used by the callback. */
5685 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5686 struct walk_stmt_info
*);
5688 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5689 struct walk_stmt_info
*);
5690 gimple
walk_gimple_seq_mod (gimple_seq
*, walk_stmt_fn
, walk_tree_fn
,
5691 struct walk_stmt_info
*);
5692 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5693 struct walk_stmt_info
*);
5694 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5696 /* Enum and arrays used for allocation stats. Keep in sync with
5697 gimple.c:gimple_alloc_kind_names. */
5698 enum gimple_alloc_kind
5700 gimple_alloc_kind_assign
, /* Assignments. */
5701 gimple_alloc_kind_phi
, /* PHI nodes. */
5702 gimple_alloc_kind_cond
, /* Conditionals. */
5703 gimple_alloc_kind_rest
, /* Everything else. */
5704 gimple_alloc_kind_all
5707 extern int gimple_alloc_counts
[];
5708 extern int gimple_alloc_sizes
[];
5710 /* Return the allocation kind for a given stmt CODE. */
5711 static inline enum gimple_alloc_kind
5712 gimple_alloc_kind (enum gimple_code code
)
5717 return gimple_alloc_kind_assign
;
5719 return gimple_alloc_kind_phi
;
5721 return gimple_alloc_kind_cond
;
5723 return gimple_alloc_kind_rest
;
5727 extern void dump_gimple_statistics (void);
5729 /* Set the location of all statements in SEQ to LOC. */
5732 gimple_seq_set_location (gimple_seq seq
, location_t loc
)
5734 for (gimple_stmt_iterator i
= gsi_start (seq
); !gsi_end_p (i
); gsi_next (&i
))
5735 gimple_set_location (gsi_stmt (i
), loc
);
5738 /* Macros for showing usage statistics. */
5739 #define SCALE(x) ((unsigned long) ((x) < 1024*10 \
5741 : ((x) < 1024*1024*10 \
5743 : (x) / (1024*1024))))
5745 #define LABEL(x) ((x) < 1024*10 ? 'b' : ((x) < 1024*1024*10 ? 'k' : 'M'))
5747 #define PERCENT(x,y) ((float)(x) * 100.0 / (float)(y))
5749 #endif /* GCC_GIMPLE_H */