1 /* Gimple IR definitions.
3 Copyright 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
4 Contributed by Aldy Hernandez <aldyh@redhat.com>
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
25 #include "pointer-set.h"
30 #include "basic-block.h"
31 #include "tree-ssa-operands.h"
32 #include "tree-ssa-alias.h"
33 #include "internal-fn.h"
35 struct gimple_seq_node_d
;
36 typedef struct gimple_seq_node_d
*gimple_seq_node
;
37 typedef const struct gimple_seq_node_d
*const_gimple_seq_node
;
39 /* For each block, the PHI nodes that need to be rewritten are stored into
41 typedef VEC(gimple
, heap
) *gimple_vec
;
42 DEF_VEC_P (gimple_vec
);
43 DEF_VEC_ALLOC_P (gimple_vec
, heap
);
46 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
49 LAST_AND_UNUSED_GIMPLE_CODE
52 extern const char *const gimple_code_name
[];
53 extern const unsigned char gimple_rhs_class_table
[];
55 /* Error out if a gimple tuple is addressed incorrectly. */
56 #if defined ENABLE_GIMPLE_CHECKING
57 #define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
58 extern void gimple_check_failed (const_gimple
, const char *, int, \
59 const char *, enum gimple_code
, \
60 enum tree_code
) ATTRIBUTE_NORETURN
;
62 #define GIMPLE_CHECK(GS, CODE) \
64 const_gimple __gs = (GS); \
65 if (gimple_code (__gs) != (CODE)) \
66 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
67 (CODE), ERROR_MARK); \
69 #else /* not ENABLE_GIMPLE_CHECKING */
70 #define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
71 #define GIMPLE_CHECK(GS, CODE) (void)0
74 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
75 get_gimple_rhs_class. */
78 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
79 GIMPLE_TERNARY_RHS
, /* The expression is a ternary operation. */
80 GIMPLE_BINARY_RHS
, /* The expression is a binary operation. */
81 GIMPLE_UNARY_RHS
, /* The expression is a unary operation. */
82 GIMPLE_SINGLE_RHS
/* The expression is a single object (an SSA
83 name, a _DECL, a _REF, etc. */
86 /* Specific flags for individual GIMPLE statements. These flags are
87 always stored in gimple_statement_base.subcode and they may only be
88 defined for statement codes that do not use sub-codes.
90 Values for the masks can overlap as long as the overlapping values
91 are never used in the same statement class.
93 The maximum mask value that can be defined is 1 << 15 (i.e., each
94 statement code can hold up to 16 bitflags).
96 Keep this list sorted. */
98 GF_ASM_INPUT
= 1 << 0,
99 GF_ASM_VOLATILE
= 1 << 1,
100 GF_CALL_FROM_THUNK
= 1 << 0,
101 GF_CALL_RETURN_SLOT_OPT
= 1 << 1,
102 GF_CALL_TAILCALL
= 1 << 2,
103 GF_CALL_VA_ARG_PACK
= 1 << 3,
104 GF_CALL_NOTHROW
= 1 << 4,
105 GF_CALL_ALLOCA_FOR_VAR
= 1 << 5,
106 GF_CALL_INTERNAL
= 1 << 6,
107 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
109 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
110 a thread synchronization via some sort of barrier. The exact barrier
111 that would otherwise be emitted is dependent on the OMP statement with
112 which this return is associated. */
113 GF_OMP_RETURN_NOWAIT
= 1 << 0,
115 GF_OMP_SECTION_LAST
= 1 << 0,
116 GF_OMP_ATOMIC_NEED_VALUE
= 1 << 0,
117 GF_PREDICT_TAKEN
= 1 << 15
120 /* Currently, there are only two types of gimple debug stmt. Others are
121 envisioned, for example, to enable the generation of is_stmt notes
122 in line number information, to mark sequence points, etc. This
123 subcode is to be used to tell them apart. */
124 enum gimple_debug_subcode
{
125 GIMPLE_DEBUG_BIND
= 0,
126 GIMPLE_DEBUG_SOURCE_BIND
= 1
129 /* Masks for selecting a pass local flag (PLF) to work on. These
130 masks are used by gimple_set_plf and gimple_plf. */
136 /* A node in a gimple_seq_d. */
137 struct GTY((chain_next ("%h.next"), chain_prev ("%h.prev"))) gimple_seq_node_d
{
139 struct gimple_seq_node_d
*prev
;
140 struct gimple_seq_node_d
*next
;
143 /* A double-linked sequence of gimple statements. */
144 struct GTY ((chain_next ("%h.next_free"))) gimple_seq_d
{
145 /* First and last statements in the sequence. */
146 gimple_seq_node first
;
147 gimple_seq_node last
;
149 /* Sequences are created/destroyed frequently. To minimize
150 allocation activity, deallocated sequences are kept in a pool of
151 available sequences. This is the pointer to the next free
152 sequence in the pool. */
153 gimple_seq next_free
;
157 /* Return the first node in GIMPLE sequence S. */
159 static inline gimple_seq_node
160 gimple_seq_first (const_gimple_seq s
)
162 return s
? s
->first
: NULL
;
166 /* Return the first statement in GIMPLE sequence S. */
169 gimple_seq_first_stmt (const_gimple_seq s
)
171 gimple_seq_node n
= gimple_seq_first (s
);
172 return (n
) ? n
->stmt
: NULL
;
176 /* Return the last node in GIMPLE sequence S. */
178 static inline gimple_seq_node
179 gimple_seq_last (const_gimple_seq s
)
181 return s
? s
->last
: NULL
;
185 /* Return the last statement in GIMPLE sequence S. */
188 gimple_seq_last_stmt (const_gimple_seq s
)
190 gimple_seq_node n
= gimple_seq_last (s
);
191 return (n
) ? n
->stmt
: NULL
;
195 /* Set the last node in GIMPLE sequence S to LAST. */
198 gimple_seq_set_last (gimple_seq s
, gimple_seq_node last
)
204 /* Set the first node in GIMPLE sequence S to FIRST. */
207 gimple_seq_set_first (gimple_seq s
, gimple_seq_node first
)
213 /* Return true if GIMPLE sequence S is empty. */
216 gimple_seq_empty_p (const_gimple_seq s
)
218 return s
== NULL
|| s
->first
== NULL
;
222 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
224 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
225 *SEQ_P is NULL, a new sequence is allocated. This function is
226 similar to gimple_seq_add_stmt, but does not scan the operands.
227 During gimplification, we need to manipulate statement sequences
228 before the def/use vectors have been constructed. */
229 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
231 /* Allocate a new sequence and initialize its first element with STMT. */
233 static inline gimple_seq
234 gimple_seq_alloc_with_stmt (gimple stmt
)
236 gimple_seq seq
= NULL
;
237 gimple_seq_add_stmt (&seq
, stmt
);
242 /* Returns the sequence of statements in BB. */
244 static inline gimple_seq
245 bb_seq (const_basic_block bb
)
247 return (!(bb
->flags
& BB_RTL
) && bb
->il
.gimple
) ? bb
->il
.gimple
->seq
: NULL
;
251 /* Sets the sequence of statements in BB to SEQ. */
254 set_bb_seq (basic_block bb
, gimple_seq seq
)
256 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
257 bb
->il
.gimple
->seq
= seq
;
260 /* Iterator object for GIMPLE statement sequences. */
264 /* Sequence node holding the current statement. */
267 /* Sequence and basic block holding the statement. These fields
268 are necessary to handle edge cases such as when statement is
269 added to an empty basic block or when the last statement of a
270 block/sequence is removed. */
273 } gimple_stmt_iterator
;
276 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
277 are for 64 bit hosts. */
279 struct GTY(()) gimple_statement_base
{
281 Main identifying code for a tuple. */
282 ENUM_BITFIELD(gimple_code
) code
: 8;
284 /* Nonzero if a warning should not be emitted on this tuple. */
285 unsigned int no_warning
: 1;
287 /* Nonzero if this tuple has been visited. Passes are responsible
288 for clearing this bit before using it. */
289 unsigned int visited
: 1;
291 /* Nonzero if this tuple represents a non-temporal move. */
292 unsigned int nontemporal_move
: 1;
294 /* Pass local flags. These flags are free for any pass to use as
295 they see fit. Passes should not assume that these flags contain
296 any useful value when the pass starts. Any initial state that
297 the pass requires should be set on entry to the pass. See
298 gimple_set_plf and gimple_plf for usage. */
299 unsigned int plf
: 2;
301 /* Nonzero if this statement has been modified and needs to have its
302 operands rescanned. */
303 unsigned modified
: 1;
305 /* Nonzero if this statement contains volatile operands. */
306 unsigned has_volatile_ops
: 1;
308 /* Nonzero if this statement appears inside a transaction. This bit
309 is calculated on de-mand and has relevant information only after
310 it has been calculated with compute_transaction_bits. */
311 unsigned in_transaction
: 1;
313 /* The SUBCODE field can be used for tuple-specific flags for tuples
314 that do not require subcodes. Note that SUBCODE should be at
315 least as wide as tree codes, as several tuples store tree codes
317 unsigned int subcode
: 16;
319 /* UID of this statement. This is used by passes that want to
320 assign IDs to statements. It must be assigned and used by each
321 pass. By default it should be assumed to contain garbage. */
325 Locus information for debug info. */
328 /* Number of operands in this tuple. */
332 Basic block holding this statement. */
333 struct basic_block_def
*bb
;
336 Lexical block holding this statement. */
341 /* Base structure for tuples with operands. */
343 struct GTY(()) gimple_statement_with_ops_base
346 struct gimple_statement_base gsbase
;
349 SSA operand vectors. NOTE: It should be possible to
350 amalgamate these vectors with the operand vector OP. However,
351 the SSA operand vectors are organized differently and contain
352 more information (like immediate use chaining). */
353 struct def_optype_d
GTY((skip (""))) *def_ops
;
354 struct use_optype_d
GTY((skip (""))) *use_ops
;
358 /* Statements that take register operands. */
360 struct GTY(()) gimple_statement_with_ops
363 struct gimple_statement_with_ops_base opbase
;
366 Operand vector. NOTE! This must always be the last field
367 of this structure. In particular, this means that this
368 structure cannot be embedded inside another one. */
369 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
373 /* Base for statements that take both memory and register operands. */
375 struct GTY(()) gimple_statement_with_memory_ops_base
378 struct gimple_statement_with_ops_base opbase
;
381 Virtual operands for this statement. The GC will pick them
382 up via the ssa_names array. */
383 tree
GTY((skip (""))) vdef
;
384 tree
GTY((skip (""))) vuse
;
388 /* Statements that take both memory and register operands. */
390 struct GTY(()) gimple_statement_with_memory_ops
393 struct gimple_statement_with_memory_ops_base membase
;
396 Operand vector. NOTE! This must always be the last field
397 of this structure. In particular, this means that this
398 structure cannot be embedded inside another one. */
399 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
403 /* Call statements that take both memory and register operands. */
405 struct GTY(()) gimple_statement_call
408 struct gimple_statement_with_memory_ops_base membase
;
411 struct pt_solution call_used
;
412 struct pt_solution call_clobbered
;
415 union GTY ((desc ("%1.membase.opbase.gsbase.subcode & GF_CALL_INTERNAL"))) {
416 tree
GTY ((tag ("0"))) fntype
;
417 enum internal_fn
GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn
;
421 Operand vector. NOTE! This must always be the last field
422 of this structure. In particular, this means that this
423 structure cannot be embedded inside another one. */
424 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
428 /* OpenMP statements (#pragma omp). */
430 struct GTY(()) gimple_statement_omp
{
432 struct gimple_statement_base gsbase
;
441 struct GTY(()) gimple_statement_bind
{
443 struct gimple_statement_base gsbase
;
446 Variables declared in this scope. */
450 This is different than the BLOCK field in gimple_statement_base,
451 which is analogous to TREE_BLOCK (i.e., the lexical block holding
452 this statement). This field is the equivalent of BIND_EXPR_BLOCK
453 in tree land (i.e., the lexical scope defined by this bind). See
464 struct GTY(()) gimple_statement_catch
{
466 struct gimple_statement_base gsbase
;
476 /* GIMPLE_EH_FILTER */
478 struct GTY(()) gimple_statement_eh_filter
{
480 struct gimple_statement_base gsbase
;
493 struct GTY(()) gimple_statement_eh_else
{
495 struct gimple_statement_base gsbase
;
498 gimple_seq n_body
, e_body
;
501 /* GIMPLE_EH_MUST_NOT_THROW */
503 struct GTY(()) gimple_statement_eh_mnt
{
505 struct gimple_statement_base gsbase
;
507 /* [ WORD 5 ] Abort function decl. */
513 struct GTY(()) gimple_statement_phi
{
515 struct gimple_statement_base gsbase
;
525 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
529 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
531 struct GTY(()) gimple_statement_eh_ctrl
534 struct gimple_statement_base gsbase
;
537 Exception region number. */
544 struct GTY(()) gimple_statement_try
{
546 struct gimple_statement_base gsbase
;
549 Expression to evaluate. */
553 Cleanup expression. */
557 /* Kind of GIMPLE_TRY statements. */
558 enum gimple_try_flags
561 GIMPLE_TRY_CATCH
= 1 << 0,
564 GIMPLE_TRY_FINALLY
= 1 << 1,
565 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
567 /* Analogous to TRY_CATCH_IS_CLEANUP. */
568 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
571 /* GIMPLE_WITH_CLEANUP_EXPR */
573 struct GTY(()) gimple_statement_wce
{
575 struct gimple_statement_base gsbase
;
577 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
578 executed if an exception is thrown, not on normal exit of its
579 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
583 Cleanup expression. */
590 struct GTY(()) gimple_statement_asm
593 struct gimple_statement_with_memory_ops_base membase
;
596 __asm__ statement. */
600 Number of inputs, outputs, clobbers, labels. */
607 Operand vector. NOTE! This must always be the last field
608 of this structure. In particular, this means that this
609 structure cannot be embedded inside another one. */
610 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
613 /* GIMPLE_OMP_CRITICAL */
615 struct GTY(()) gimple_statement_omp_critical
{
617 struct gimple_statement_omp omp
;
620 Critical section name. */
625 struct GTY(()) gimple_omp_for_iter
{
626 /* Condition code. */
629 /* Index variable. */
644 struct GTY(()) gimple_statement_omp_for
{
646 struct gimple_statement_omp omp
;
652 Number of elements in iter array. */
656 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
659 Pre-body evaluated before the loop body begins. */
664 /* GIMPLE_OMP_PARALLEL */
666 struct GTY(()) gimple_statement_omp_parallel
{
668 struct gimple_statement_omp omp
;
675 Child function holding the body of the parallel region. */
679 Shared data argument. */
684 /* GIMPLE_OMP_TASK */
686 struct GTY(()) gimple_statement_omp_task
{
688 struct gimple_statement_omp_parallel par
;
691 Child function holding firstprivate initialization if needed. */
695 Size and alignment in bytes of the argument data block. */
701 /* GIMPLE_OMP_SECTION */
702 /* Uses struct gimple_statement_omp. */
705 /* GIMPLE_OMP_SECTIONS */
707 struct GTY(()) gimple_statement_omp_sections
{
709 struct gimple_statement_omp omp
;
715 The control variable used for deciding which of the sections to
720 /* GIMPLE_OMP_CONTINUE.
722 Note: This does not inherit from gimple_statement_omp, because we
723 do not need the body field. */
725 struct GTY(()) gimple_statement_omp_continue
{
727 struct gimple_statement_base gsbase
;
736 /* GIMPLE_OMP_SINGLE */
738 struct GTY(()) gimple_statement_omp_single
{
740 struct gimple_statement_omp omp
;
747 /* GIMPLE_OMP_ATOMIC_LOAD.
748 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
749 contains a sequence, which we don't need here. */
751 struct GTY(()) gimple_statement_omp_atomic_load
{
753 struct gimple_statement_base gsbase
;
759 /* GIMPLE_OMP_ATOMIC_STORE.
760 See note on GIMPLE_OMP_ATOMIC_LOAD. */
762 struct GTY(()) gimple_statement_omp_atomic_store
{
764 struct gimple_statement_base gsbase
;
770 /* GIMPLE_TRANSACTION. */
772 /* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
774 /* The __transaction_atomic was declared [[outer]] or it is
775 __transaction_relaxed. */
776 #define GTMA_IS_OUTER (1u << 0)
777 #define GTMA_IS_RELAXED (1u << 1)
778 #define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
780 /* The transaction is seen to not have an abort. */
781 #define GTMA_HAVE_ABORT (1u << 2)
782 /* The transaction is seen to have loads or stores. */
783 #define GTMA_HAVE_LOAD (1u << 3)
784 #define GTMA_HAVE_STORE (1u << 4)
785 /* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
786 #define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
787 /* The transaction WILL enter serial irrevocable mode.
788 An irrevocable block post-dominates the entire transaction, such
789 that all invocations of the transaction will go serial-irrevocable.
790 In such case, we don't bother instrumenting the transaction, and
791 tell the runtime that it should begin the transaction in
792 serial-irrevocable mode. */
793 #define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
795 struct GTY(()) gimple_statement_transaction
798 struct gimple_statement_with_memory_ops_base gsbase
;
807 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
808 enum gimple_statement_structure_enum
{
809 #include "gsstruct.def"
815 /* Define the overall contents of a gimple tuple. It may be any of the
816 structures declared above for various types of tuples. */
818 union GTY ((desc ("gimple_statement_structure (&%h)"), variable_size
)) gimple_statement_d
{
819 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
820 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
821 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
822 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
823 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
824 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
825 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
826 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
827 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
828 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
829 struct gimple_statement_eh_else
GTY ((tag ("GSS_EH_ELSE"))) gimple_eh_else
;
830 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
831 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
832 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
833 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
834 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
835 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
836 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
837 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
838 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
839 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
840 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
841 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
842 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
843 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
844 struct gimple_statement_transaction
GTY((tag ("GSS_TRANSACTION"))) gimple_transaction
;
849 /* Offset in bytes to the location of the operand vector.
850 Zero if there is no operand vector for this tuple structure. */
851 extern size_t const gimple_ops_offset_
[];
853 /* Map GIMPLE codes to GSS codes. */
854 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
856 /* This variable holds the currently expanded gimple statement for purposes
857 of comminucating the profile info to the builtin expanders. */
858 extern gimple currently_expanding_gimple_stmt
;
860 gimple
gimple_build_return (tree
);
862 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
863 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
865 void extract_ops_from_tree_1 (tree
, enum tree_code
*, tree
*, tree
*, tree
*);
867 gimple
gimple_build_assign_with_ops_stat (enum tree_code
, tree
, tree
,
868 tree
, tree MEM_STAT_DECL
);
869 #define gimple_build_assign_with_ops(c,o1,o2,o3) \
870 gimple_build_assign_with_ops_stat (c, o1, o2, o3, NULL_TREE MEM_STAT_INFO)
871 #define gimple_build_assign_with_ops3(c,o1,o2,o3,o4) \
872 gimple_build_assign_with_ops_stat (c, o1, o2, o3, o4 MEM_STAT_INFO)
874 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
875 #define gimple_build_debug_bind(var,val,stmt) \
876 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
877 gimple
gimple_build_debug_source_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
878 #define gimple_build_debug_source_bind(var,val,stmt) \
879 gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
881 gimple
gimple_build_call_vec (tree
, VEC(tree
, heap
) *);
882 gimple
gimple_build_call (tree
, unsigned, ...);
883 gimple
gimple_build_call_valist (tree
, unsigned, va_list);
884 gimple
gimple_build_call_internal (enum internal_fn
, unsigned, ...);
885 gimple
gimple_build_call_internal_vec (enum internal_fn
, VEC(tree
, heap
) *);
886 gimple
gimple_build_call_from_tree (tree
);
887 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
888 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
889 gimple
gimple_build_label (tree label
);
890 gimple
gimple_build_goto (tree dest
);
891 gimple
gimple_build_nop (void);
892 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
893 gimple
gimple_build_asm_vec (const char *, VEC(tree
,gc
) *, VEC(tree
,gc
) *,
894 VEC(tree
,gc
) *, VEC(tree
,gc
) *);
895 gimple
gimple_build_catch (tree
, gimple_seq
);
896 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
897 gimple
gimple_build_eh_must_not_throw (tree
);
898 gimple
gimple_build_eh_else (gimple_seq
, gimple_seq
);
899 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
900 gimple
gimple_build_wce (gimple_seq
);
901 gimple
gimple_build_resx (int);
902 gimple
gimple_build_eh_dispatch (int);
903 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
904 gimple
gimple_build_switch (unsigned, tree
, tree
, ...);
905 gimple
gimple_build_switch_vec (tree
, tree
, VEC(tree
,heap
) *);
906 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
907 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
908 gimple
gimple_build_omp_for (gimple_seq
, tree
, size_t, gimple_seq
);
909 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
910 gimple
gimple_build_omp_section (gimple_seq
);
911 gimple
gimple_build_omp_continue (tree
, tree
);
912 gimple
gimple_build_omp_master (gimple_seq
);
913 gimple
gimple_build_omp_return (bool);
914 gimple
gimple_build_omp_ordered (gimple_seq
);
915 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
916 gimple
gimple_build_omp_sections_switch (void);
917 gimple
gimple_build_omp_single (gimple_seq
, tree
);
918 gimple
gimple_build_cdt (tree
, tree
);
919 gimple
gimple_build_omp_atomic_load (tree
, tree
);
920 gimple
gimple_build_omp_atomic_store (tree
);
921 gimple
gimple_build_transaction (gimple_seq
, tree
);
922 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
923 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
924 void sort_case_labels (VEC(tree
,heap
) *);
925 void gimple_set_body (tree
, gimple_seq
);
926 gimple_seq
gimple_body (tree
);
927 bool gimple_has_body_p (tree
);
928 gimple_seq
gimple_seq_alloc (void);
929 void gimple_seq_free (gimple_seq
);
930 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
931 gimple_seq
gimple_seq_copy (gimple_seq
);
932 bool gimple_call_same_target_p (const_gimple
, const_gimple
);
933 int gimple_call_flags (const_gimple
);
934 int gimple_call_return_flags (const_gimple
);
935 int gimple_call_arg_flags (const_gimple
, unsigned);
936 void gimple_call_reset_alias_info (gimple
);
937 bool gimple_assign_copy_p (gimple
);
938 bool gimple_assign_ssa_name_copy_p (gimple
);
939 bool gimple_assign_unary_nop_p (gimple
);
940 void gimple_set_bb (gimple
, struct basic_block_def
*);
941 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
942 void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator
*, enum tree_code
,
944 tree
gimple_get_lhs (const_gimple
);
945 void gimple_set_lhs (gimple
, tree
);
946 void gimple_replace_lhs (gimple
, tree
);
947 gimple
gimple_copy (gimple
);
948 void gimple_set_modified (gimple
, bool);
949 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
950 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
951 void gimple_cond_set_condition_from_tree (gimple
, tree
);
952 bool gimple_has_side_effects (const_gimple
);
953 bool gimple_could_trap_p (gimple
);
954 bool gimple_could_trap_p_1 (gimple
, bool, bool);
955 bool gimple_assign_rhs_could_trap_p (gimple
);
956 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
957 bool empty_body_p (gimple_seq
);
958 unsigned get_gimple_rhs_num_ops (enum tree_code
);
959 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
960 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
961 const char *gimple_decl_printable_name (tree
, int);
962 tree
gimple_get_virt_method_for_binfo (HOST_WIDE_INT
, tree
);
963 tree
gimple_extract_devirt_binfo_from_cst (tree
);
965 /* Returns true iff T is a scalar register variable. */
966 extern bool is_gimple_reg (tree
);
967 /* Returns true iff T is any sort of variable. */
968 extern bool is_gimple_variable (tree
);
969 /* Returns true iff T is any sort of symbol. */
970 extern bool is_gimple_id (tree
);
971 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
972 extern bool is_gimple_min_lval (tree
);
973 /* Returns true iff T is something whose address can be taken. */
974 extern bool is_gimple_addressable (tree
);
975 /* Returns true iff T is any valid GIMPLE lvalue. */
976 extern bool is_gimple_lvalue (tree
);
978 /* Returns true iff T is a GIMPLE address. */
979 bool is_gimple_address (const_tree
);
980 /* Returns true iff T is a GIMPLE invariant address. */
981 bool is_gimple_invariant_address (const_tree
);
982 /* Returns true iff T is a GIMPLE invariant address at interprocedural
984 bool is_gimple_ip_invariant_address (const_tree
);
985 /* Returns true iff T is a valid GIMPLE constant. */
986 bool is_gimple_constant (const_tree
);
987 /* Returns true iff T is a GIMPLE restricted function invariant. */
988 extern bool is_gimple_min_invariant (const_tree
);
989 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
990 extern bool is_gimple_ip_invariant (const_tree
);
991 /* Returns true iff T is a GIMPLE rvalue. */
992 extern bool is_gimple_val (tree
);
993 /* Returns true iff T is a GIMPLE asm statement input. */
994 extern bool is_gimple_asm_val (tree
);
995 /* Returns true iff T is a valid address operand of a MEM_REF. */
996 bool is_gimple_mem_ref_addr (tree
);
998 /* Returns true iff T is a valid if-statement condition. */
999 extern bool is_gimple_condexpr (tree
);
1001 /* Returns true iff T is a valid call address expression. */
1002 extern bool is_gimple_call_addr (tree
);
1004 extern void recalculate_side_effects (tree
);
1005 extern bool gimple_compare_field_offset (tree
, tree
);
1006 extern tree
gimple_register_type (tree
);
1007 extern tree
gimple_register_canonical_type (tree
);
1008 extern void print_gimple_types_stats (void);
1009 extern void free_gimple_type_tables (void);
1010 extern tree
gimple_unsigned_type (tree
);
1011 extern tree
gimple_signed_type (tree
);
1012 extern alias_set_type
gimple_get_alias_set (tree
);
1013 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
1015 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
1016 bool (*)(gimple
, tree
, void *),
1017 bool (*)(gimple
, tree
, void *),
1018 bool (*)(gimple
, tree
, void *));
1019 extern bool walk_stmt_load_store_ops (gimple
, void *,
1020 bool (*)(gimple
, tree
, void *),
1021 bool (*)(gimple
, tree
, void *));
1022 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
1023 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
1024 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
1027 extern tree
create_tmp_var_raw (tree
, const char *);
1028 extern tree
create_tmp_var_name (const char *);
1029 extern tree
create_tmp_var (tree
, const char *);
1030 extern tree
create_tmp_reg (tree
, const char *);
1031 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
1032 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
1033 extern void declare_vars (tree
, gimple
, bool);
1034 extern void annotate_all_with_location (gimple_seq
, location_t
);
1036 /* Validation of GIMPLE expressions. Note that these predicates only check
1037 the basic form of the expression, they don't recurse to make sure that
1038 underlying nodes are also of the right form. */
1039 typedef bool (*gimple_predicate
)(tree
);
1042 /* FIXME we should deduce this from the predicate. */
1044 fb_none
= 0, /* Do not generate a temporary. */
1046 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
1047 gimplified expression. */
1049 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
1050 gimplified expression. */
1052 fb_mayfail
= 4, /* Gimplification may fail. Error issued
1054 fb_either
= fb_rvalue
| fb_lvalue
1057 typedef int fallback_t
;
1059 enum gimplify_status
{
1060 GS_ERROR
= -2, /* Something Bad Seen. */
1061 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
1062 GS_OK
= 0, /* We did something, maybe more to do. */
1063 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
1068 struct gimplify_ctx
*prev_context
;
1070 VEC(gimple
,heap
) *bind_expr_stack
;
1072 gimple_seq conditional_cleanups
;
1076 VEC(tree
,heap
) *case_labels
;
1077 /* The formal temporary table. Should this be persistent? */
1083 bool allow_rhs_cond_expr
;
1084 bool in_cleanup_point_expr
;
1087 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1088 bool (*) (tree
), fallback_t
);
1089 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1090 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1091 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1092 extern gimple
gimplify_body (tree
, bool);
1093 extern void push_gimplify_context (struct gimplify_ctx
*);
1094 extern void pop_gimplify_context (gimple
);
1095 extern void gimplify_and_add (tree
, gimple_seq
*);
1097 /* Miscellaneous helpers. */
1098 extern void gimple_add_tmp_var (tree
);
1099 extern gimple
gimple_current_bind_expr (void);
1100 extern VEC(gimple
, heap
) *gimple_bind_expr_stack (void);
1101 extern tree
voidify_wrapper_expr (tree
, tree
);
1102 extern tree
build_and_jump (tree
*);
1103 extern tree
force_labels_r (tree
*, int *, void *);
1104 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1106 struct gimplify_omp_ctx
;
1107 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1108 extern tree
gimple_boolify (tree
);
1109 extern gimple_predicate
rhs_predicate_for (tree
);
1110 extern tree
canonicalize_cond_expr_cond (tree
);
1113 extern tree
omp_reduction_init (tree
, tree
);
1115 /* In trans-mem.c. */
1116 extern void diagnose_tm_safe_errors (tree
);
1117 extern void compute_transaction_bits (void);
1119 /* In tree-nested.c. */
1120 extern void lower_nested_functions (tree
);
1121 extern void insert_field_into_struct (tree
, tree
);
1123 /* In gimplify.c. */
1124 extern void gimplify_function_tree (tree
);
1126 /* In cfgexpand.c. */
1127 extern tree
gimple_assign_rhs_to_tree (gimple
);
1130 extern bool validate_gimple_arglist (const_gimple
, ...);
1133 extern bool tree_ssa_useless_type_conversion (tree
);
1134 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1135 extern bool useless_type_conversion_p (tree
, tree
);
1136 extern bool types_compatible_p (tree
, tree
);
1138 /* Return the code for GIMPLE statement G. */
1140 static inline enum gimple_code
1141 gimple_code (const_gimple g
)
1143 return g
->gsbase
.code
;
1147 /* Return the GSS code used by a GIMPLE code. */
1149 static inline enum gimple_statement_structure_enum
1150 gss_for_code (enum gimple_code code
)
1152 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1153 return gss_for_code_
[code
];
1157 /* Return which GSS code is used by GS. */
1159 static inline enum gimple_statement_structure_enum
1160 gimple_statement_structure (gimple gs
)
1162 return gss_for_code (gimple_code (gs
));
1166 /* Return true if statement G has sub-statements. This is only true for
1167 High GIMPLE statements. */
1170 gimple_has_substatements (gimple g
)
1172 switch (gimple_code (g
))
1176 case GIMPLE_EH_FILTER
:
1177 case GIMPLE_EH_ELSE
:
1179 case GIMPLE_OMP_FOR
:
1180 case GIMPLE_OMP_MASTER
:
1181 case GIMPLE_OMP_ORDERED
:
1182 case GIMPLE_OMP_SECTION
:
1183 case GIMPLE_OMP_PARALLEL
:
1184 case GIMPLE_OMP_TASK
:
1185 case GIMPLE_OMP_SECTIONS
:
1186 case GIMPLE_OMP_SINGLE
:
1187 case GIMPLE_OMP_CRITICAL
:
1188 case GIMPLE_WITH_CLEANUP_EXPR
:
1189 case GIMPLE_TRANSACTION
:
1198 /* Return the basic block holding statement G. */
1200 static inline struct basic_block_def
*
1201 gimple_bb (const_gimple g
)
1203 return g
->gsbase
.bb
;
1207 /* Return the lexical scope block holding statement G. */
1210 gimple_block (const_gimple g
)
1212 return g
->gsbase
.block
;
1216 /* Set BLOCK to be the lexical scope block holding statement G. */
1219 gimple_set_block (gimple g
, tree block
)
1221 g
->gsbase
.block
= block
;
1225 /* Return location information for statement G. */
1227 static inline location_t
1228 gimple_location (const_gimple g
)
1230 return g
->gsbase
.location
;
1233 /* Return pointer to location information for statement G. */
1235 static inline const location_t
*
1236 gimple_location_ptr (const_gimple g
)
1238 return &g
->gsbase
.location
;
1242 /* Set location information for statement G. */
1245 gimple_set_location (gimple g
, location_t location
)
1247 g
->gsbase
.location
= location
;
1251 /* Return true if G contains location information. */
1254 gimple_has_location (const_gimple g
)
1256 return gimple_location (g
) != UNKNOWN_LOCATION
;
1260 /* Return the file name of the location of STMT. */
1262 static inline const char *
1263 gimple_filename (const_gimple stmt
)
1265 return LOCATION_FILE (gimple_location (stmt
));
1269 /* Return the line number of the location of STMT. */
1272 gimple_lineno (const_gimple stmt
)
1274 return LOCATION_LINE (gimple_location (stmt
));
1278 /* Determine whether SEQ is a singleton. */
1281 gimple_seq_singleton_p (gimple_seq seq
)
1283 return ((gimple_seq_first (seq
) != NULL
)
1284 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1287 /* Return true if no warnings should be emitted for statement STMT. */
1290 gimple_no_warning_p (const_gimple stmt
)
1292 return stmt
->gsbase
.no_warning
;
1295 /* Set the no_warning flag of STMT to NO_WARNING. */
1298 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1300 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1303 /* Set the visited status on statement STMT to VISITED_P. */
1306 gimple_set_visited (gimple stmt
, bool visited_p
)
1308 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1312 /* Return the visited status for statement STMT. */
1315 gimple_visited_p (gimple stmt
)
1317 return stmt
->gsbase
.visited
;
1321 /* Set pass local flag PLF on statement STMT to VAL_P. */
1324 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1327 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1329 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1333 /* Return the value of pass local flag PLF on statement STMT. */
1335 static inline unsigned int
1336 gimple_plf (gimple stmt
, enum plf_mask plf
)
1338 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1342 /* Set the UID of statement. */
1345 gimple_set_uid (gimple g
, unsigned uid
)
1347 g
->gsbase
.uid
= uid
;
1351 /* Return the UID of statement. */
1353 static inline unsigned
1354 gimple_uid (const_gimple g
)
1356 return g
->gsbase
.uid
;
1360 /* Return true if GIMPLE statement G has register or memory operands. */
1363 gimple_has_ops (const_gimple g
)
1365 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1369 /* Return true if GIMPLE statement G has memory operands. */
1372 gimple_has_mem_ops (const_gimple g
)
1374 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1378 /* Return the set of DEF operands for statement G. */
1380 static inline struct def_optype_d
*
1381 gimple_def_ops (const_gimple g
)
1383 if (!gimple_has_ops (g
))
1385 return g
->gsops
.opbase
.def_ops
;
1389 /* Set DEF to be the set of DEF operands for statement G. */
1392 gimple_set_def_ops (gimple g
, struct def_optype_d
*def
)
1394 gcc_gimple_checking_assert (gimple_has_ops (g
));
1395 g
->gsops
.opbase
.def_ops
= def
;
1399 /* Return the set of USE operands for statement G. */
1401 static inline struct use_optype_d
*
1402 gimple_use_ops (const_gimple g
)
1404 if (!gimple_has_ops (g
))
1406 return g
->gsops
.opbase
.use_ops
;
1410 /* Set USE to be the set of USE operands for statement G. */
1413 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1415 gcc_gimple_checking_assert (gimple_has_ops (g
));
1416 g
->gsops
.opbase
.use_ops
= use
;
1420 /* Return the set of VUSE operand for statement G. */
1422 static inline use_operand_p
1423 gimple_vuse_op (const_gimple g
)
1425 struct use_optype_d
*ops
;
1426 if (!gimple_has_mem_ops (g
))
1427 return NULL_USE_OPERAND_P
;
1428 ops
= g
->gsops
.opbase
.use_ops
;
1430 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1431 return USE_OP_PTR (ops
);
1432 return NULL_USE_OPERAND_P
;
1435 /* Return the set of VDEF operand for statement G. */
1437 static inline def_operand_p
1438 gimple_vdef_op (const_gimple g
)
1440 struct def_optype_d
*ops
;
1441 if (!gimple_has_mem_ops (g
))
1442 return NULL_DEF_OPERAND_P
;
1443 ops
= g
->gsops
.opbase
.def_ops
;
1445 && DEF_OP_PTR (ops
) == &g
->gsmembase
.vdef
)
1446 return DEF_OP_PTR (ops
);
1447 return NULL_DEF_OPERAND_P
;
1451 /* Return the single VUSE operand of the statement G. */
1454 gimple_vuse (const_gimple g
)
1456 if (!gimple_has_mem_ops (g
))
1458 return g
->gsmembase
.vuse
;
1461 /* Return the single VDEF operand of the statement G. */
1464 gimple_vdef (const_gimple g
)
1466 if (!gimple_has_mem_ops (g
))
1468 return g
->gsmembase
.vdef
;
1471 /* Return the single VUSE operand of the statement G. */
1473 static inline tree
*
1474 gimple_vuse_ptr (gimple g
)
1476 if (!gimple_has_mem_ops (g
))
1478 return &g
->gsmembase
.vuse
;
1481 /* Return the single VDEF operand of the statement G. */
1483 static inline tree
*
1484 gimple_vdef_ptr (gimple g
)
1486 if (!gimple_has_mem_ops (g
))
1488 return &g
->gsmembase
.vdef
;
1491 /* Set the single VUSE operand of the statement G. */
1494 gimple_set_vuse (gimple g
, tree vuse
)
1496 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1497 g
->gsmembase
.vuse
= vuse
;
1500 /* Set the single VDEF operand of the statement G. */
1503 gimple_set_vdef (gimple g
, tree vdef
)
1505 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1506 g
->gsmembase
.vdef
= vdef
;
1510 /* Return true if statement G has operands and the modified field has
1514 gimple_modified_p (const_gimple g
)
1516 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1520 /* Return the tree code for the expression computed by STMT. This is
1521 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1522 GIMPLE_CALL, return CALL_EXPR as the expression code for
1523 consistency. This is useful when the caller needs to deal with the
1524 three kinds of computation that GIMPLE supports. */
1526 static inline enum tree_code
1527 gimple_expr_code (const_gimple stmt
)
1529 enum gimple_code code
= gimple_code (stmt
);
1530 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1531 return (enum tree_code
) stmt
->gsbase
.subcode
;
1534 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1540 /* Mark statement S as modified, and update it. */
1543 update_stmt (gimple s
)
1545 if (gimple_has_ops (s
))
1547 gimple_set_modified (s
, true);
1548 update_stmt_operands (s
);
1552 /* Update statement S if it has been optimized. */
1555 update_stmt_if_modified (gimple s
)
1557 if (gimple_modified_p (s
))
1558 update_stmt_operands (s
);
1561 /* Return true if statement STMT contains volatile operands. */
1564 gimple_has_volatile_ops (const_gimple stmt
)
1566 if (gimple_has_mem_ops (stmt
))
1567 return stmt
->gsbase
.has_volatile_ops
;
1573 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1576 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1578 if (gimple_has_mem_ops (stmt
))
1579 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1582 /* Return true if STMT is in a transaction. */
1585 gimple_in_transaction (gimple stmt
)
1587 return stmt
->gsbase
.in_transaction
;
1590 /* Set the IN_TRANSACTION flag to TRANSACTIONP. */
1593 gimple_set_in_transaction (gimple stmt
, bool transactionp
)
1595 stmt
->gsbase
.in_transaction
= (unsigned) transactionp
;
1598 /* Return true if statement STMT may access memory. */
1601 gimple_references_memory_p (gimple stmt
)
1603 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1607 /* Return the subcode for OMP statement S. */
1609 static inline unsigned
1610 gimple_omp_subcode (const_gimple s
)
1612 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1613 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1614 return s
->gsbase
.subcode
;
1617 /* Set the subcode for OMP statement S to SUBCODE. */
1620 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1622 /* We only have 16 bits for the subcode. Assert that we are not
1624 gcc_gimple_checking_assert (subcode
< (1 << 16));
1625 s
->gsbase
.subcode
= subcode
;
1628 /* Set the nowait flag on OMP_RETURN statement S. */
1631 gimple_omp_return_set_nowait (gimple s
)
1633 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1634 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1638 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1642 gimple_omp_return_nowait_p (const_gimple g
)
1644 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1645 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1649 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1653 gimple_omp_section_last_p (const_gimple g
)
1655 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1656 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1660 /* Set the GF_OMP_SECTION_LAST flag on G. */
1663 gimple_omp_section_set_last (gimple g
)
1665 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1666 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1670 /* Return true if OMP parallel statement G has the
1671 GF_OMP_PARALLEL_COMBINED flag set. */
1674 gimple_omp_parallel_combined_p (const_gimple g
)
1676 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1677 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1681 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1682 value of COMBINED_P. */
1685 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1687 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1689 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1691 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1695 /* Return true if OMP atomic load/store statement G has the
1696 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1699 gimple_omp_atomic_need_value_p (const_gimple g
)
1701 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1702 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1703 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1707 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1710 gimple_omp_atomic_set_need_value (gimple g
)
1712 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1713 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1714 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1718 /* Return the number of operands for statement GS. */
1720 static inline unsigned
1721 gimple_num_ops (const_gimple gs
)
1723 return gs
->gsbase
.num_ops
;
1727 /* Set the number of operands for statement GS. */
1730 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1732 gs
->gsbase
.num_ops
= num_ops
;
1736 /* Return the array of operands for statement GS. */
1738 static inline tree
*
1739 gimple_ops (gimple gs
)
1743 /* All the tuples have their operand vector at the very bottom
1744 of the structure. Note that those structures that do not
1745 have an operand vector have a zero offset. */
1746 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1747 gcc_gimple_checking_assert (off
!= 0);
1749 return (tree
*) ((char *) gs
+ off
);
1753 /* Return operand I for statement GS. */
1756 gimple_op (const_gimple gs
, unsigned i
)
1758 if (gimple_has_ops (gs
))
1760 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1761 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1767 /* Return a pointer to operand I for statement GS. */
1769 static inline tree
*
1770 gimple_op_ptr (const_gimple gs
, unsigned i
)
1772 if (gimple_has_ops (gs
))
1774 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1775 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1781 /* Set operand I of statement GS to OP. */
1784 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1786 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1788 /* Note. It may be tempting to assert that OP matches
1789 is_gimple_operand, but that would be wrong. Different tuples
1790 accept slightly different sets of tree operands. Each caller
1791 should perform its own validation. */
1792 gimple_ops (gs
)[i
] = op
;
1795 /* Return true if GS is a GIMPLE_ASSIGN. */
1798 is_gimple_assign (const_gimple gs
)
1800 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1803 /* Determine if expression CODE is one of the valid expressions that can
1804 be used on the RHS of GIMPLE assignments. */
1806 static inline enum gimple_rhs_class
1807 get_gimple_rhs_class (enum tree_code code
)
1809 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1812 /* Return the LHS of assignment statement GS. */
1815 gimple_assign_lhs (const_gimple gs
)
1817 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1818 return gimple_op (gs
, 0);
1822 /* Return a pointer to the LHS of assignment statement GS. */
1824 static inline tree
*
1825 gimple_assign_lhs_ptr (const_gimple gs
)
1827 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1828 return gimple_op_ptr (gs
, 0);
1832 /* Set LHS to be the LHS operand of assignment statement GS. */
1835 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1837 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1838 gimple_set_op (gs
, 0, lhs
);
1840 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1841 SSA_NAME_DEF_STMT (lhs
) = gs
;
1845 /* Return the first operand on the RHS of assignment statement GS. */
1848 gimple_assign_rhs1 (const_gimple gs
)
1850 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1851 return gimple_op (gs
, 1);
1855 /* Return a pointer to the first operand on the RHS of assignment
1858 static inline tree
*
1859 gimple_assign_rhs1_ptr (const_gimple gs
)
1861 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1862 return gimple_op_ptr (gs
, 1);
1865 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1868 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1870 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1872 gimple_set_op (gs
, 1, rhs
);
1876 /* Return the second operand on the RHS of assignment statement GS.
1877 If GS does not have two operands, NULL is returned instead. */
1880 gimple_assign_rhs2 (const_gimple gs
)
1882 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1884 if (gimple_num_ops (gs
) >= 3)
1885 return gimple_op (gs
, 2);
1891 /* Return a pointer to the second operand on the RHS of assignment
1894 static inline tree
*
1895 gimple_assign_rhs2_ptr (const_gimple gs
)
1897 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1898 return gimple_op_ptr (gs
, 2);
1902 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1905 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1907 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1909 gimple_set_op (gs
, 2, rhs
);
1912 /* Return the third operand on the RHS of assignment statement GS.
1913 If GS does not have two operands, NULL is returned instead. */
1916 gimple_assign_rhs3 (const_gimple gs
)
1918 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1920 if (gimple_num_ops (gs
) >= 4)
1921 return gimple_op (gs
, 3);
1926 /* Return a pointer to the third operand on the RHS of assignment
1929 static inline tree
*
1930 gimple_assign_rhs3_ptr (const_gimple gs
)
1932 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1933 return gimple_op_ptr (gs
, 3);
1937 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
1940 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
1942 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1944 gimple_set_op (gs
, 3, rhs
);
1947 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
1948 to see only a maximum of two operands. */
1951 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
1954 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
1957 /* A wrapper around extract_ops_from_tree_1, for callers which expect
1958 to see only a maximum of two operands. */
1961 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
1965 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
1966 gcc_assert (op2
== NULL_TREE
);
1969 /* Returns true if GS is a nontemporal move. */
1972 gimple_assign_nontemporal_move_p (const_gimple gs
)
1974 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1975 return gs
->gsbase
.nontemporal_move
;
1978 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
1981 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
1983 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1984 gs
->gsbase
.nontemporal_move
= nontemporal
;
1988 /* Return the code of the expression computed on the rhs of assignment
1989 statement GS. In case that the RHS is a single object, returns the
1990 tree code of the object. */
1992 static inline enum tree_code
1993 gimple_assign_rhs_code (const_gimple gs
)
1995 enum tree_code code
;
1996 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1998 code
= (enum tree_code
) gs
->gsbase
.subcode
;
1999 /* While we initially set subcode to the TREE_CODE of the rhs for
2000 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2001 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2002 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2003 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2009 /* Set CODE to be the code for the expression computed on the RHS of
2013 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2015 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2016 s
->gsbase
.subcode
= code
;
2020 /* Return the gimple rhs class of the code of the expression computed on
2021 the rhs of assignment statement GS.
2022 This will never return GIMPLE_INVALID_RHS. */
2024 static inline enum gimple_rhs_class
2025 gimple_assign_rhs_class (const_gimple gs
)
2027 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2030 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2031 there is no operator associated with the assignment itself.
2032 Unlike gimple_assign_copy_p, this predicate returns true for
2033 any RHS operand, including those that perform an operation
2034 and do not have the semantics of a copy, such as COND_EXPR. */
2037 gimple_assign_single_p (gimple gs
)
2039 return (is_gimple_assign (gs
)
2040 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2044 /* Return true if S is a type-cast assignment. */
2047 gimple_assign_cast_p (gimple s
)
2049 if (is_gimple_assign (s
))
2051 enum tree_code sc
= gimple_assign_rhs_code (s
);
2052 return CONVERT_EXPR_CODE_P (sc
)
2053 || sc
== VIEW_CONVERT_EXPR
2054 || sc
== FIX_TRUNC_EXPR
;
2060 /* Return true if S is a clobber statement. */
2063 gimple_clobber_p (gimple s
)
2065 return gimple_assign_single_p (s
)
2066 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2069 /* Return true if GS is a GIMPLE_CALL. */
2072 is_gimple_call (const_gimple gs
)
2074 return gimple_code (gs
) == GIMPLE_CALL
;
2077 /* Return the LHS of call statement GS. */
2080 gimple_call_lhs (const_gimple gs
)
2082 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2083 return gimple_op (gs
, 0);
2087 /* Return a pointer to the LHS of call statement GS. */
2089 static inline tree
*
2090 gimple_call_lhs_ptr (const_gimple gs
)
2092 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2093 return gimple_op_ptr (gs
, 0);
2097 /* Set LHS to be the LHS operand of call statement GS. */
2100 gimple_call_set_lhs (gimple gs
, tree lhs
)
2102 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2103 gimple_set_op (gs
, 0, lhs
);
2104 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2105 SSA_NAME_DEF_STMT (lhs
) = gs
;
2109 /* Return true if call GS calls an internal-only function, as enumerated
2113 gimple_call_internal_p (const_gimple gs
)
2115 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2116 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2120 /* Return the target of internal call GS. */
2122 static inline enum internal_fn
2123 gimple_call_internal_fn (const_gimple gs
)
2125 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2126 return gs
->gimple_call
.u
.internal_fn
;
2130 /* Return the function type of the function called by GS. */
2133 gimple_call_fntype (const_gimple gs
)
2135 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2136 if (gimple_call_internal_p (gs
))
2138 return gs
->gimple_call
.u
.fntype
;
2141 /* Set the type of the function called by GS to FNTYPE. */
2144 gimple_call_set_fntype (gimple gs
, tree fntype
)
2146 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2147 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2148 gs
->gimple_call
.u
.fntype
= fntype
;
2152 /* Return the tree node representing the function called by call
2156 gimple_call_fn (const_gimple gs
)
2158 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2159 return gimple_op (gs
, 1);
2162 /* Return a pointer to the tree node representing the function called by call
2165 static inline tree
*
2166 gimple_call_fn_ptr (const_gimple gs
)
2168 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2169 return gimple_op_ptr (gs
, 1);
2173 /* Set FN to be the function called by call statement GS. */
2176 gimple_call_set_fn (gimple gs
, tree fn
)
2178 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2179 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2180 gimple_set_op (gs
, 1, fn
);
2184 /* Set FNDECL to be the function called by call statement GS. */
2187 gimple_call_set_fndecl (gimple gs
, tree decl
)
2189 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2190 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2191 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2195 /* Set internal function FN to be the function called by call statement GS. */
2198 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2200 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2201 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2202 gs
->gimple_call
.u
.internal_fn
= fn
;
2206 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2207 associated with the callee if known. Otherwise return NULL_TREE. */
2210 gimple_call_addr_fndecl (const_tree fn
)
2212 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2214 tree fndecl
= TREE_OPERAND (fn
, 0);
2215 if (TREE_CODE (fndecl
) == MEM_REF
2216 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2217 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2218 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2219 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2225 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2226 Otherwise return NULL. This function is analogous to
2227 get_callee_fndecl in tree land. */
2230 gimple_call_fndecl (const_gimple gs
)
2232 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2236 /* Return the type returned by call statement GS. */
2239 gimple_call_return_type (const_gimple gs
)
2241 tree type
= gimple_call_fntype (gs
);
2243 if (type
== NULL_TREE
)
2244 return TREE_TYPE (gimple_call_lhs (gs
));
2246 /* The type returned by a function is the type of its
2248 return TREE_TYPE (type
);
2252 /* Return the static chain for call statement GS. */
2255 gimple_call_chain (const_gimple gs
)
2257 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2258 return gimple_op (gs
, 2);
2262 /* Return a pointer to the static chain for call statement GS. */
2264 static inline tree
*
2265 gimple_call_chain_ptr (const_gimple gs
)
2267 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2268 return gimple_op_ptr (gs
, 2);
2271 /* Set CHAIN to be the static chain for call statement GS. */
2274 gimple_call_set_chain (gimple gs
, tree chain
)
2276 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2278 gimple_set_op (gs
, 2, chain
);
2282 /* Return the number of arguments used by call statement GS. */
2284 static inline unsigned
2285 gimple_call_num_args (const_gimple gs
)
2288 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2289 num_ops
= gimple_num_ops (gs
);
2294 /* Return the argument at position INDEX for call statement GS. */
2297 gimple_call_arg (const_gimple gs
, unsigned index
)
2299 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2300 return gimple_op (gs
, index
+ 3);
2304 /* Return a pointer to the argument at position INDEX for call
2307 static inline tree
*
2308 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2310 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2311 return gimple_op_ptr (gs
, index
+ 3);
2315 /* Set ARG to be the argument at position INDEX for call statement GS. */
2318 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2320 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2321 gimple_set_op (gs
, index
+ 3, arg
);
2325 /* If TAIL_P is true, mark call statement S as being a tail call
2326 (i.e., a call just before the exit of a function). These calls are
2327 candidate for tail call optimization. */
2330 gimple_call_set_tail (gimple s
, bool tail_p
)
2332 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2334 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2336 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2340 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2343 gimple_call_tail_p (gimple s
)
2345 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2346 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2350 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2351 slot optimization. This transformation uses the target of the call
2352 expansion as the return slot for calls that return in memory. */
2355 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2357 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2358 if (return_slot_opt_p
)
2359 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2361 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2365 /* Return true if S is marked for return slot optimization. */
2368 gimple_call_return_slot_opt_p (gimple s
)
2370 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2371 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2375 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2376 thunk to the thunked-to function. */
2379 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2381 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2383 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2385 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2389 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2392 gimple_call_from_thunk_p (gimple s
)
2394 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2395 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2399 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2400 argument pack in its argument list. */
2403 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2405 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2406 if (pass_arg_pack_p
)
2407 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2409 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2413 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2414 argument pack in its argument list. */
2417 gimple_call_va_arg_pack_p (gimple s
)
2419 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2420 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2424 /* Return true if S is a noreturn call. */
2427 gimple_call_noreturn_p (gimple s
)
2429 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2430 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2434 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2435 even if the called function can throw in other cases. */
2438 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2440 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2442 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2444 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2447 /* Return true if S is a nothrow call. */
2450 gimple_call_nothrow_p (gimple s
)
2452 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2453 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2456 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2457 is known to be emitted for VLA objects. Those are wrapped by
2458 stack_save/stack_restore calls and hence can't lead to unbounded
2459 stack growth even when they occur in loops. */
2462 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2464 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2466 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2468 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2471 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2474 gimple_call_alloca_for_var_p (gimple s
)
2476 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2477 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2480 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2483 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2485 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2486 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2487 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2491 /* Return a pointer to the points-to solution for the set of call-used
2492 variables of the call CALL. */
2494 static inline struct pt_solution
*
2495 gimple_call_use_set (gimple call
)
2497 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2498 return &call
->gimple_call
.call_used
;
2502 /* Return a pointer to the points-to solution for the set of call-used
2503 variables of the call CALL. */
2505 static inline struct pt_solution
*
2506 gimple_call_clobber_set (gimple call
)
2508 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2509 return &call
->gimple_call
.call_clobbered
;
2513 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2517 gimple_has_lhs (gimple stmt
)
2519 return (is_gimple_assign (stmt
)
2520 || (is_gimple_call (stmt
)
2521 && gimple_call_lhs (stmt
) != NULL_TREE
));
2525 /* Return the code of the predicate computed by conditional statement GS. */
2527 static inline enum tree_code
2528 gimple_cond_code (const_gimple gs
)
2530 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2531 return (enum tree_code
) gs
->gsbase
.subcode
;
2535 /* Set CODE to be the predicate code for the conditional statement GS. */
2538 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2540 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2541 gs
->gsbase
.subcode
= code
;
2545 /* Return the LHS of the predicate computed by conditional statement GS. */
2548 gimple_cond_lhs (const_gimple gs
)
2550 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2551 return gimple_op (gs
, 0);
2554 /* Return the pointer to the LHS of the predicate computed by conditional
2557 static inline tree
*
2558 gimple_cond_lhs_ptr (const_gimple gs
)
2560 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2561 return gimple_op_ptr (gs
, 0);
2564 /* Set LHS to be the LHS operand of the predicate computed by
2565 conditional statement GS. */
2568 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2570 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2571 gimple_set_op (gs
, 0, lhs
);
2575 /* Return the RHS operand of the predicate computed by conditional GS. */
2578 gimple_cond_rhs (const_gimple gs
)
2580 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2581 return gimple_op (gs
, 1);
2584 /* Return the pointer to the RHS operand of the predicate computed by
2587 static inline tree
*
2588 gimple_cond_rhs_ptr (const_gimple gs
)
2590 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2591 return gimple_op_ptr (gs
, 1);
2595 /* Set RHS to be the RHS operand of the predicate computed by
2596 conditional statement GS. */
2599 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2601 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2602 gimple_set_op (gs
, 1, rhs
);
2606 /* Return the label used by conditional statement GS when its
2607 predicate evaluates to true. */
2610 gimple_cond_true_label (const_gimple gs
)
2612 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2613 return gimple_op (gs
, 2);
2617 /* Set LABEL to be the label used by conditional statement GS when its
2618 predicate evaluates to true. */
2621 gimple_cond_set_true_label (gimple gs
, tree label
)
2623 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2624 gimple_set_op (gs
, 2, label
);
2628 /* Set LABEL to be the label used by conditional statement GS when its
2629 predicate evaluates to false. */
2632 gimple_cond_set_false_label (gimple gs
, tree label
)
2634 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2635 gimple_set_op (gs
, 3, label
);
2639 /* Return the label used by conditional statement GS when its
2640 predicate evaluates to false. */
2643 gimple_cond_false_label (const_gimple gs
)
2645 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2646 return gimple_op (gs
, 3);
2650 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2653 gimple_cond_make_false (gimple gs
)
2655 gimple_cond_set_lhs (gs
, boolean_true_node
);
2656 gimple_cond_set_rhs (gs
, boolean_false_node
);
2657 gs
->gsbase
.subcode
= EQ_EXPR
;
2661 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2664 gimple_cond_make_true (gimple gs
)
2666 gimple_cond_set_lhs (gs
, boolean_true_node
);
2667 gimple_cond_set_rhs (gs
, boolean_true_node
);
2668 gs
->gsbase
.subcode
= EQ_EXPR
;
2671 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2672 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2675 gimple_cond_true_p (const_gimple gs
)
2677 tree lhs
= gimple_cond_lhs (gs
);
2678 tree rhs
= gimple_cond_rhs (gs
);
2679 enum tree_code code
= gimple_cond_code (gs
);
2681 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2684 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2687 if (code
== NE_EXPR
&& lhs
!= rhs
)
2690 if (code
== EQ_EXPR
&& lhs
== rhs
)
2696 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2697 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2700 gimple_cond_false_p (const_gimple gs
)
2702 tree lhs
= gimple_cond_lhs (gs
);
2703 tree rhs
= gimple_cond_rhs (gs
);
2704 enum tree_code code
= gimple_cond_code (gs
);
2706 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2709 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2712 if (code
== NE_EXPR
&& lhs
== rhs
)
2715 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2721 /* Check if conditional statement GS is of the form 'if (var != 0)' or
2725 gimple_cond_single_var_p (gimple gs
)
2727 if (gimple_cond_code (gs
) == NE_EXPR
2728 && gimple_cond_rhs (gs
) == boolean_false_node
)
2731 if (gimple_cond_code (gs
) == EQ_EXPR
2732 && gimple_cond_rhs (gs
) == boolean_true_node
)
2738 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2741 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2743 gimple_cond_set_code (stmt
, code
);
2744 gimple_cond_set_lhs (stmt
, lhs
);
2745 gimple_cond_set_rhs (stmt
, rhs
);
2748 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2751 gimple_label_label (const_gimple gs
)
2753 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2754 return gimple_op (gs
, 0);
2758 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2762 gimple_label_set_label (gimple gs
, tree label
)
2764 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2765 gimple_set_op (gs
, 0, label
);
2769 /* Return the destination of the unconditional jump GS. */
2772 gimple_goto_dest (const_gimple gs
)
2774 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2775 return gimple_op (gs
, 0);
2779 /* Set DEST to be the destination of the unconditonal jump GS. */
2782 gimple_goto_set_dest (gimple gs
, tree dest
)
2784 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2785 gimple_set_op (gs
, 0, dest
);
2789 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2792 gimple_bind_vars (const_gimple gs
)
2794 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2795 return gs
->gimple_bind
.vars
;
2799 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2803 gimple_bind_set_vars (gimple gs
, tree vars
)
2805 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2806 gs
->gimple_bind
.vars
= vars
;
2810 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2814 gimple_bind_append_vars (gimple gs
, tree vars
)
2816 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2817 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2821 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2823 static inline gimple_seq
2824 gimple_bind_body (gimple gs
)
2826 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2827 return gs
->gimple_bind
.body
;
2831 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2835 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2837 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2838 gs
->gimple_bind
.body
= seq
;
2842 /* Append a statement to the end of a GIMPLE_BIND's body. */
2845 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2847 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2848 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2852 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2855 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2857 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2858 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2862 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2863 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2866 gimple_bind_block (const_gimple gs
)
2868 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2869 return gs
->gimple_bind
.block
;
2873 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2877 gimple_bind_set_block (gimple gs
, tree block
)
2879 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2880 gcc_gimple_checking_assert (block
== NULL_TREE
2881 || TREE_CODE (block
) == BLOCK
);
2882 gs
->gimple_bind
.block
= block
;
2886 /* Return the number of input operands for GIMPLE_ASM GS. */
2888 static inline unsigned
2889 gimple_asm_ninputs (const_gimple gs
)
2891 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2892 return gs
->gimple_asm
.ni
;
2896 /* Return the number of output operands for GIMPLE_ASM GS. */
2898 static inline unsigned
2899 gimple_asm_noutputs (const_gimple gs
)
2901 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2902 return gs
->gimple_asm
.no
;
2906 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2908 static inline unsigned
2909 gimple_asm_nclobbers (const_gimple gs
)
2911 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2912 return gs
->gimple_asm
.nc
;
2915 /* Return the number of label operands for GIMPLE_ASM GS. */
2917 static inline unsigned
2918 gimple_asm_nlabels (const_gimple gs
)
2920 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2921 return gs
->gimple_asm
.nl
;
2924 /* Return input operand INDEX of GIMPLE_ASM GS. */
2927 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2929 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2930 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2931 return gimple_op (gs
, index
);
2934 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2936 static inline tree
*
2937 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2939 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2940 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2941 return gimple_op_ptr (gs
, index
);
2945 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2948 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2950 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2951 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
2952 && TREE_CODE (in_op
) == TREE_LIST
);
2953 gimple_set_op (gs
, index
, in_op
);
2957 /* Return output operand INDEX of GIMPLE_ASM GS. */
2960 gimple_asm_output_op (const_gimple gs
, unsigned index
)
2962 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2963 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2964 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
);
2967 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
2969 static inline tree
*
2970 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
2972 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2973 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2974 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.ni
);
2978 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
2981 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
2983 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2984 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
2985 && TREE_CODE (out_op
) == TREE_LIST
);
2986 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
, out_op
);
2990 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
2993 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
2995 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2996 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
);
2997 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3001 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3004 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3006 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3007 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
3008 && TREE_CODE (clobber_op
) == TREE_LIST
);
3009 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3012 /* Return label operand INDEX of GIMPLE_ASM GS. */
3015 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3017 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3018 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
);
3019 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3022 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3025 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3027 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3028 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
3029 && TREE_CODE (label_op
) == TREE_LIST
);
3030 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3033 /* Return the string representing the assembly instruction in
3036 static inline const char *
3037 gimple_asm_string (const_gimple gs
)
3039 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3040 return gs
->gimple_asm
.string
;
3044 /* Return true if GS is an asm statement marked volatile. */
3047 gimple_asm_volatile_p (const_gimple gs
)
3049 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3050 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3054 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3057 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3059 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3061 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3063 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3067 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3070 gimple_asm_set_input (gimple gs
, bool input_p
)
3072 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3074 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3076 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3080 /* Return true if asm GS is an ASM_INPUT. */
3083 gimple_asm_input_p (const_gimple gs
)
3085 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3086 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3090 /* Return the types handled by GIMPLE_CATCH statement GS. */
3093 gimple_catch_types (const_gimple gs
)
3095 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3096 return gs
->gimple_catch
.types
;
3100 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3102 static inline tree
*
3103 gimple_catch_types_ptr (gimple gs
)
3105 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3106 return &gs
->gimple_catch
.types
;
3110 /* Return the GIMPLE sequence representing the body of the handler of
3111 GIMPLE_CATCH statement GS. */
3113 static inline gimple_seq
3114 gimple_catch_handler (gimple gs
)
3116 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3117 return gs
->gimple_catch
.handler
;
3121 /* Return a pointer to the GIMPLE sequence representing the body of
3122 the handler of GIMPLE_CATCH statement GS. */
3124 static inline gimple_seq
*
3125 gimple_catch_handler_ptr (gimple gs
)
3127 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3128 return &gs
->gimple_catch
.handler
;
3132 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3135 gimple_catch_set_types (gimple gs
, tree t
)
3137 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3138 gs
->gimple_catch
.types
= t
;
3142 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3145 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3147 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3148 gs
->gimple_catch
.handler
= handler
;
3152 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3155 gimple_eh_filter_types (const_gimple gs
)
3157 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3158 return gs
->gimple_eh_filter
.types
;
3162 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3165 static inline tree
*
3166 gimple_eh_filter_types_ptr (gimple gs
)
3168 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3169 return &gs
->gimple_eh_filter
.types
;
3173 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3176 static inline gimple_seq
3177 gimple_eh_filter_failure (gimple gs
)
3179 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3180 return gs
->gimple_eh_filter
.failure
;
3184 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3187 gimple_eh_filter_set_types (gimple gs
, tree types
)
3189 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3190 gs
->gimple_eh_filter
.types
= types
;
3194 /* Set FAILURE to be the sequence of statements to execute on failure
3195 for GIMPLE_EH_FILTER GS. */
3198 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3200 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3201 gs
->gimple_eh_filter
.failure
= failure
;
3204 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3207 gimple_eh_must_not_throw_fndecl (gimple gs
)
3209 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3210 return gs
->gimple_eh_mnt
.fndecl
;
3213 /* Set the function decl to be called by GS to DECL. */
3216 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3218 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3219 gs
->gimple_eh_mnt
.fndecl
= decl
;
3222 /* GIMPLE_EH_ELSE accessors. */
3224 static inline gimple_seq
3225 gimple_eh_else_n_body (gimple gs
)
3227 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3228 return gs
->gimple_eh_else
.n_body
;
3231 static inline gimple_seq
3232 gimple_eh_else_e_body (gimple gs
)
3234 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3235 return gs
->gimple_eh_else
.e_body
;
3239 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3241 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3242 gs
->gimple_eh_else
.n_body
= seq
;
3246 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3248 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3249 gs
->gimple_eh_else
.e_body
= seq
;
3252 /* GIMPLE_TRY accessors. */
3254 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3255 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3257 static inline enum gimple_try_flags
3258 gimple_try_kind (const_gimple gs
)
3260 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3261 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3265 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3268 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3270 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3271 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3272 || kind
== GIMPLE_TRY_FINALLY
);
3273 if (gimple_try_kind (gs
) != kind
)
3274 gs
->gsbase
.subcode
= (unsigned int) kind
;
3278 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3281 gimple_try_catch_is_cleanup (const_gimple gs
)
3283 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3284 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3288 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3290 static inline gimple_seq
3291 gimple_try_eval (gimple gs
)
3293 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3294 return gs
->gimple_try
.eval
;
3298 /* Return the sequence of statements used as the cleanup body for
3301 static inline gimple_seq
3302 gimple_try_cleanup (gimple gs
)
3304 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3305 return gs
->gimple_try
.cleanup
;
3309 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3312 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3314 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3315 if (catch_is_cleanup
)
3316 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3318 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3322 /* Set EVAL to be the sequence of statements to use as the body for
3326 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3328 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3329 gs
->gimple_try
.eval
= eval
;
3333 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3334 body for GIMPLE_TRY GS. */
3337 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3339 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3340 gs
->gimple_try
.cleanup
= cleanup
;
3344 /* Return the cleanup sequence for cleanup statement GS. */
3346 static inline gimple_seq
3347 gimple_wce_cleanup (gimple gs
)
3349 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3350 return gs
->gimple_wce
.cleanup
;
3354 /* Set CLEANUP to be the cleanup sequence for GS. */
3357 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3359 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3360 gs
->gimple_wce
.cleanup
= cleanup
;
3364 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3367 gimple_wce_cleanup_eh_only (const_gimple gs
)
3369 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3370 return gs
->gsbase
.subcode
!= 0;
3374 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3377 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3379 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3380 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3384 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3386 static inline unsigned
3387 gimple_phi_capacity (const_gimple gs
)
3389 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3390 return gs
->gimple_phi
.capacity
;
3394 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3395 be exactly the number of incoming edges for the basic block holding
3398 static inline unsigned
3399 gimple_phi_num_args (const_gimple gs
)
3401 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3402 return gs
->gimple_phi
.nargs
;
3406 /* Return the SSA name created by GIMPLE_PHI GS. */
3409 gimple_phi_result (const_gimple gs
)
3411 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3412 return gs
->gimple_phi
.result
;
3415 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3417 static inline tree
*
3418 gimple_phi_result_ptr (gimple gs
)
3420 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3421 return &gs
->gimple_phi
.result
;
3424 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3427 gimple_phi_set_result (gimple gs
, tree result
)
3429 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3430 gs
->gimple_phi
.result
= result
;
3434 /* Return the PHI argument corresponding to incoming edge INDEX for
3437 static inline struct phi_arg_d
*
3438 gimple_phi_arg (gimple gs
, unsigned index
)
3440 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3441 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3442 return &(gs
->gimple_phi
.args
[index
]);
3445 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3446 for GIMPLE_PHI GS. */
3449 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3451 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3452 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3453 gs
->gimple_phi
.args
[index
] = *phiarg
;
3456 /* Return the region number for GIMPLE_RESX GS. */
3459 gimple_resx_region (const_gimple gs
)
3461 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3462 return gs
->gimple_eh_ctrl
.region
;
3465 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3468 gimple_resx_set_region (gimple gs
, int region
)
3470 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3471 gs
->gimple_eh_ctrl
.region
= region
;
3474 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3477 gimple_eh_dispatch_region (const_gimple gs
)
3479 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3480 return gs
->gimple_eh_ctrl
.region
;
3483 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3486 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3488 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3489 gs
->gimple_eh_ctrl
.region
= region
;
3492 /* Return the number of labels associated with the switch statement GS. */
3494 static inline unsigned
3495 gimple_switch_num_labels (const_gimple gs
)
3498 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3499 num_ops
= gimple_num_ops (gs
);
3500 gcc_gimple_checking_assert (num_ops
> 1);
3505 /* Set NLABELS to be the number of labels for the switch statement GS. */
3508 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3510 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3511 gimple_set_num_ops (g
, nlabels
+ 1);
3515 /* Return the index variable used by the switch statement GS. */
3518 gimple_switch_index (const_gimple gs
)
3520 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3521 return gimple_op (gs
, 0);
3525 /* Return a pointer to the index variable for the switch statement GS. */
3527 static inline tree
*
3528 gimple_switch_index_ptr (const_gimple gs
)
3530 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3531 return gimple_op_ptr (gs
, 0);
3535 /* Set INDEX to be the index variable for switch statement GS. */
3538 gimple_switch_set_index (gimple gs
, tree index
)
3540 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3541 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3542 gimple_set_op (gs
, 0, index
);
3546 /* Return the label numbered INDEX. The default label is 0, followed by any
3547 labels in a switch statement. */
3550 gimple_switch_label (const_gimple gs
, unsigned index
)
3552 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3553 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3554 return gimple_op (gs
, index
+ 1);
3557 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3560 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3562 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3563 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3564 && (label
== NULL_TREE
3565 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3566 gimple_set_op (gs
, index
+ 1, label
);
3569 /* Return the default label for a switch statement. */
3572 gimple_switch_default_label (const_gimple gs
)
3574 return gimple_switch_label (gs
, 0);
3577 /* Set the default label for a switch statement. */
3580 gimple_switch_set_default_label (gimple gs
, tree label
)
3582 gimple_switch_set_label (gs
, 0, label
);
3585 /* Return true if GS is a GIMPLE_DEBUG statement. */
3588 is_gimple_debug (const_gimple gs
)
3590 return gimple_code (gs
) == GIMPLE_DEBUG
;
3593 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3596 gimple_debug_bind_p (const_gimple s
)
3598 if (is_gimple_debug (s
))
3599 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3604 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3607 gimple_debug_bind_get_var (gimple dbg
)
3609 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3610 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3611 return gimple_op (dbg
, 0);
3614 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3618 gimple_debug_bind_get_value (gimple dbg
)
3620 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3621 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3622 return gimple_op (dbg
, 1);
3625 /* Return a pointer to the value bound to the variable in a
3626 GIMPLE_DEBUG bind statement. */
3628 static inline tree
*
3629 gimple_debug_bind_get_value_ptr (gimple dbg
)
3631 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3632 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3633 return gimple_op_ptr (dbg
, 1);
3636 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3639 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3641 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3642 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3643 gimple_set_op (dbg
, 0, var
);
3646 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3650 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3652 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3653 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3654 gimple_set_op (dbg
, 1, value
);
3657 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3659 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3661 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3665 gimple_debug_bind_reset_value (gimple dbg
)
3667 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3668 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3669 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3672 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3676 gimple_debug_bind_has_value_p (gimple dbg
)
3678 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3679 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3680 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3683 #undef GIMPLE_DEBUG_BIND_NOVALUE
3685 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3688 gimple_debug_source_bind_p (const_gimple s
)
3690 if (is_gimple_debug (s
))
3691 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3696 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3699 gimple_debug_source_bind_get_var (gimple dbg
)
3701 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3702 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3703 return gimple_op (dbg
, 0);
3706 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3710 gimple_debug_source_bind_get_value (gimple dbg
)
3712 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3713 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3714 return gimple_op (dbg
, 1);
3717 /* Return a pointer to the value bound to the variable in a
3718 GIMPLE_DEBUG source bind statement. */
3720 static inline tree
*
3721 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3723 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3724 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3725 return gimple_op_ptr (dbg
, 1);
3728 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3731 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3733 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3734 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3735 gimple_set_op (dbg
, 0, var
);
3738 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3742 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3744 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3745 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3746 gimple_set_op (dbg
, 1, value
);
3749 /* Return the body for the OMP statement GS. */
3751 static inline gimple_seq
3752 gimple_omp_body (gimple gs
)
3754 return gs
->omp
.body
;
3757 /* Set BODY to be the body for the OMP statement GS. */
3760 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3762 gs
->omp
.body
= body
;
3766 /* Return the name associated with OMP_CRITICAL statement GS. */
3769 gimple_omp_critical_name (const_gimple gs
)
3771 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3772 return gs
->gimple_omp_critical
.name
;
3776 /* Return a pointer to the name associated with OMP critical statement GS. */
3778 static inline tree
*
3779 gimple_omp_critical_name_ptr (gimple gs
)
3781 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3782 return &gs
->gimple_omp_critical
.name
;
3786 /* Set NAME to be the name associated with OMP critical statement GS. */
3789 gimple_omp_critical_set_name (gimple gs
, tree name
)
3791 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3792 gs
->gimple_omp_critical
.name
= name
;
3796 /* Return the clauses associated with OMP_FOR GS. */
3799 gimple_omp_for_clauses (const_gimple gs
)
3801 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3802 return gs
->gimple_omp_for
.clauses
;
3806 /* Return a pointer to the OMP_FOR GS. */
3808 static inline tree
*
3809 gimple_omp_for_clauses_ptr (gimple gs
)
3811 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3812 return &gs
->gimple_omp_for
.clauses
;
3816 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3819 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3821 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3822 gs
->gimple_omp_for
.clauses
= clauses
;
3826 /* Get the collapse count of OMP_FOR GS. */
3828 static inline size_t
3829 gimple_omp_for_collapse (gimple gs
)
3831 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3832 return gs
->gimple_omp_for
.collapse
;
3836 /* Return the index variable for OMP_FOR GS. */
3839 gimple_omp_for_index (const_gimple gs
, size_t i
)
3841 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3842 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3843 return gs
->gimple_omp_for
.iter
[i
].index
;
3847 /* Return a pointer to the index variable for OMP_FOR GS. */
3849 static inline tree
*
3850 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3852 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3853 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3854 return &gs
->gimple_omp_for
.iter
[i
].index
;
3858 /* Set INDEX to be the index variable for OMP_FOR GS. */
3861 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3863 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3864 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3865 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3869 /* Return the initial value for OMP_FOR GS. */
3872 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3874 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3875 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3876 return gs
->gimple_omp_for
.iter
[i
].initial
;
3880 /* Return a pointer to the initial value for OMP_FOR GS. */
3882 static inline tree
*
3883 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3885 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3886 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3887 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3891 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3894 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3896 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3897 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3898 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
3902 /* Return the final value for OMP_FOR GS. */
3905 gimple_omp_for_final (const_gimple gs
, size_t i
)
3907 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3908 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3909 return gs
->gimple_omp_for
.iter
[i
].final
;
3913 /* Return a pointer to the final value for OMP_FOR GS. */
3915 static inline tree
*
3916 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
3918 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3919 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3920 return &gs
->gimple_omp_for
.iter
[i
].final
;
3924 /* Set FINAL to be the final value for OMP_FOR GS. */
3927 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
3929 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3930 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3931 gs
->gimple_omp_for
.iter
[i
].final
= final
;
3935 /* Return the increment value for OMP_FOR GS. */
3938 gimple_omp_for_incr (const_gimple gs
, size_t i
)
3940 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3941 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3942 return gs
->gimple_omp_for
.iter
[i
].incr
;
3946 /* Return a pointer to the increment value for OMP_FOR GS. */
3948 static inline tree
*
3949 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
3951 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3952 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3953 return &gs
->gimple_omp_for
.iter
[i
].incr
;
3957 /* Set INCR to be the increment value for OMP_FOR GS. */
3960 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
3962 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3963 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3964 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
3968 /* Return the sequence of statements to execute before the OMP_FOR
3969 statement GS starts. */
3971 static inline gimple_seq
3972 gimple_omp_for_pre_body (gimple gs
)
3974 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3975 return gs
->gimple_omp_for
.pre_body
;
3979 /* Set PRE_BODY to be the sequence of statements to execute before the
3980 OMP_FOR statement GS starts. */
3983 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
3985 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3986 gs
->gimple_omp_for
.pre_body
= pre_body
;
3990 /* Return the clauses associated with OMP_PARALLEL GS. */
3993 gimple_omp_parallel_clauses (const_gimple gs
)
3995 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3996 return gs
->gimple_omp_parallel
.clauses
;
4000 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4002 static inline tree
*
4003 gimple_omp_parallel_clauses_ptr (gimple gs
)
4005 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4006 return &gs
->gimple_omp_parallel
.clauses
;
4010 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4014 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4016 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4017 gs
->gimple_omp_parallel
.clauses
= clauses
;
4021 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4024 gimple_omp_parallel_child_fn (const_gimple gs
)
4026 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4027 return gs
->gimple_omp_parallel
.child_fn
;
4030 /* Return a pointer to the child function used to hold the body of
4033 static inline tree
*
4034 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4036 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4037 return &gs
->gimple_omp_parallel
.child_fn
;
4041 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4044 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4046 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4047 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4051 /* Return the artificial argument used to send variables and values
4052 from the parent to the children threads in OMP_PARALLEL GS. */
4055 gimple_omp_parallel_data_arg (const_gimple gs
)
4057 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4058 return gs
->gimple_omp_parallel
.data_arg
;
4062 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4064 static inline tree
*
4065 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4067 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4068 return &gs
->gimple_omp_parallel
.data_arg
;
4072 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4075 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4077 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4078 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4082 /* Return the clauses associated with OMP_TASK GS. */
4085 gimple_omp_task_clauses (const_gimple gs
)
4087 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4088 return gs
->gimple_omp_parallel
.clauses
;
4092 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4094 static inline tree
*
4095 gimple_omp_task_clauses_ptr (gimple gs
)
4097 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4098 return &gs
->gimple_omp_parallel
.clauses
;
4102 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4106 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4108 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4109 gs
->gimple_omp_parallel
.clauses
= clauses
;
4113 /* Return the child function used to hold the body of OMP_TASK GS. */
4116 gimple_omp_task_child_fn (const_gimple gs
)
4118 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4119 return gs
->gimple_omp_parallel
.child_fn
;
4122 /* Return a pointer to the child function used to hold the body of
4125 static inline tree
*
4126 gimple_omp_task_child_fn_ptr (gimple gs
)
4128 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4129 return &gs
->gimple_omp_parallel
.child_fn
;
4133 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4136 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4138 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4139 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4143 /* Return the artificial argument used to send variables and values
4144 from the parent to the children threads in OMP_TASK GS. */
4147 gimple_omp_task_data_arg (const_gimple gs
)
4149 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4150 return gs
->gimple_omp_parallel
.data_arg
;
4154 /* Return a pointer to the data argument for OMP_TASK GS. */
4156 static inline tree
*
4157 gimple_omp_task_data_arg_ptr (gimple gs
)
4159 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4160 return &gs
->gimple_omp_parallel
.data_arg
;
4164 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4167 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4169 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4170 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4174 /* Return the clauses associated with OMP_TASK GS. */
4177 gimple_omp_taskreg_clauses (const_gimple gs
)
4179 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4180 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4181 return gs
->gimple_omp_parallel
.clauses
;
4185 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4187 static inline tree
*
4188 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4190 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4191 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4192 return &gs
->gimple_omp_parallel
.clauses
;
4196 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4200 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4202 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4203 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4204 gs
->gimple_omp_parallel
.clauses
= clauses
;
4208 /* Return the child function used to hold the body of OMP_TASK GS. */
4211 gimple_omp_taskreg_child_fn (const_gimple gs
)
4213 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4214 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4215 return gs
->gimple_omp_parallel
.child_fn
;
4218 /* Return a pointer to the child function used to hold the body of
4221 static inline tree
*
4222 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4224 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4225 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4226 return &gs
->gimple_omp_parallel
.child_fn
;
4230 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4233 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4235 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4236 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4237 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4241 /* Return the artificial argument used to send variables and values
4242 from the parent to the children threads in OMP_TASK GS. */
4245 gimple_omp_taskreg_data_arg (const_gimple gs
)
4247 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4248 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4249 return gs
->gimple_omp_parallel
.data_arg
;
4253 /* Return a pointer to the data argument for OMP_TASK GS. */
4255 static inline tree
*
4256 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4258 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4259 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4260 return &gs
->gimple_omp_parallel
.data_arg
;
4264 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4267 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4269 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4270 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4271 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4275 /* Return the copy function used to hold the body of OMP_TASK GS. */
4278 gimple_omp_task_copy_fn (const_gimple gs
)
4280 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4281 return gs
->gimple_omp_task
.copy_fn
;
4284 /* Return a pointer to the copy function used to hold the body of
4287 static inline tree
*
4288 gimple_omp_task_copy_fn_ptr (gimple gs
)
4290 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4291 return &gs
->gimple_omp_task
.copy_fn
;
4295 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4298 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4300 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4301 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4305 /* Return size of the data block in bytes in OMP_TASK GS. */
4308 gimple_omp_task_arg_size (const_gimple gs
)
4310 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4311 return gs
->gimple_omp_task
.arg_size
;
4315 /* Return a pointer to the data block size for OMP_TASK GS. */
4317 static inline tree
*
4318 gimple_omp_task_arg_size_ptr (gimple gs
)
4320 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4321 return &gs
->gimple_omp_task
.arg_size
;
4325 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4328 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4330 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4331 gs
->gimple_omp_task
.arg_size
= arg_size
;
4335 /* Return align of the data block in bytes in OMP_TASK GS. */
4338 gimple_omp_task_arg_align (const_gimple gs
)
4340 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4341 return gs
->gimple_omp_task
.arg_align
;
4345 /* Return a pointer to the data block align for OMP_TASK GS. */
4347 static inline tree
*
4348 gimple_omp_task_arg_align_ptr (gimple gs
)
4350 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4351 return &gs
->gimple_omp_task
.arg_align
;
4355 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4358 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4360 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4361 gs
->gimple_omp_task
.arg_align
= arg_align
;
4365 /* Return the clauses associated with OMP_SINGLE GS. */
4368 gimple_omp_single_clauses (const_gimple gs
)
4370 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4371 return gs
->gimple_omp_single
.clauses
;
4375 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4377 static inline tree
*
4378 gimple_omp_single_clauses_ptr (gimple gs
)
4380 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4381 return &gs
->gimple_omp_single
.clauses
;
4385 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4388 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4390 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4391 gs
->gimple_omp_single
.clauses
= clauses
;
4395 /* Return the clauses associated with OMP_SECTIONS GS. */
4398 gimple_omp_sections_clauses (const_gimple gs
)
4400 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4401 return gs
->gimple_omp_sections
.clauses
;
4405 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4407 static inline tree
*
4408 gimple_omp_sections_clauses_ptr (gimple gs
)
4410 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4411 return &gs
->gimple_omp_sections
.clauses
;
4415 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4419 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4421 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4422 gs
->gimple_omp_sections
.clauses
= clauses
;
4426 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4430 gimple_omp_sections_control (const_gimple gs
)
4432 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4433 return gs
->gimple_omp_sections
.control
;
4437 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4440 static inline tree
*
4441 gimple_omp_sections_control_ptr (gimple gs
)
4443 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4444 return &gs
->gimple_omp_sections
.control
;
4448 /* Set CONTROL to be the set of clauses associated with the
4449 GIMPLE_OMP_SECTIONS in GS. */
4452 gimple_omp_sections_set_control (gimple gs
, tree control
)
4454 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4455 gs
->gimple_omp_sections
.control
= control
;
4459 /* Set COND to be the condition code for OMP_FOR GS. */
4462 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4464 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4465 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4466 && i
< gs
->gimple_omp_for
.collapse
);
4467 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4471 /* Return the condition code associated with OMP_FOR GS. */
4473 static inline enum tree_code
4474 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4476 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4477 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4478 return gs
->gimple_omp_for
.iter
[i
].cond
;
4482 /* Set the value being stored in an atomic store. */
4485 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4487 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4488 g
->gimple_omp_atomic_store
.val
= val
;
4492 /* Return the value being stored in an atomic store. */
4495 gimple_omp_atomic_store_val (const_gimple g
)
4497 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4498 return g
->gimple_omp_atomic_store
.val
;
4502 /* Return a pointer to the value being stored in an atomic store. */
4504 static inline tree
*
4505 gimple_omp_atomic_store_val_ptr (gimple g
)
4507 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4508 return &g
->gimple_omp_atomic_store
.val
;
4512 /* Set the LHS of an atomic load. */
4515 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4517 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4518 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4522 /* Get the LHS of an atomic load. */
4525 gimple_omp_atomic_load_lhs (const_gimple g
)
4527 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4528 return g
->gimple_omp_atomic_load
.lhs
;
4532 /* Return a pointer to the LHS of an atomic load. */
4534 static inline tree
*
4535 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4537 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4538 return &g
->gimple_omp_atomic_load
.lhs
;
4542 /* Set the RHS of an atomic load. */
4545 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4547 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4548 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4552 /* Get the RHS of an atomic load. */
4555 gimple_omp_atomic_load_rhs (const_gimple g
)
4557 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4558 return g
->gimple_omp_atomic_load
.rhs
;
4562 /* Return a pointer to the RHS of an atomic load. */
4564 static inline tree
*
4565 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4567 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4568 return &g
->gimple_omp_atomic_load
.rhs
;
4572 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4575 gimple_omp_continue_control_def (const_gimple g
)
4577 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4578 return g
->gimple_omp_continue
.control_def
;
4581 /* The same as above, but return the address. */
4583 static inline tree
*
4584 gimple_omp_continue_control_def_ptr (gimple g
)
4586 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4587 return &g
->gimple_omp_continue
.control_def
;
4590 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4593 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4595 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4596 g
->gimple_omp_continue
.control_def
= def
;
4600 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4603 gimple_omp_continue_control_use (const_gimple g
)
4605 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4606 return g
->gimple_omp_continue
.control_use
;
4610 /* The same as above, but return the address. */
4612 static inline tree
*
4613 gimple_omp_continue_control_use_ptr (gimple g
)
4615 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4616 return &g
->gimple_omp_continue
.control_use
;
4620 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4623 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4625 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4626 g
->gimple_omp_continue
.control_use
= use
;
4629 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
4631 static inline gimple_seq
4632 gimple_transaction_body (gimple gs
)
4634 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4635 return gs
->gimple_transaction
.body
;
4638 /* Return the label associated with a GIMPLE_TRANSACTION. */
4641 gimple_transaction_label (const_gimple gs
)
4643 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4644 return gs
->gimple_transaction
.label
;
4647 static inline tree
*
4648 gimple_transaction_label_ptr (gimple gs
)
4650 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4651 return &gs
->gimple_transaction
.label
;
4654 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
4656 static inline unsigned int
4657 gimple_transaction_subcode (const_gimple gs
)
4659 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4660 return gs
->gsbase
.subcode
;
4663 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
4666 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
4668 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4669 gs
->gimple_transaction
.body
= body
;
4672 /* Set the label associated with a GIMPLE_TRANSACTION. */
4675 gimple_transaction_set_label (gimple gs
, tree label
)
4677 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4678 gs
->gimple_transaction
.label
= label
;
4681 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
4684 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
4686 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4687 gs
->gsbase
.subcode
= subcode
;
4691 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4693 static inline tree
*
4694 gimple_return_retval_ptr (const_gimple gs
)
4696 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4697 return gimple_op_ptr (gs
, 0);
4700 /* Return the return value for GIMPLE_RETURN GS. */
4703 gimple_return_retval (const_gimple gs
)
4705 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4706 return gimple_op (gs
, 0);
4710 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4713 gimple_return_set_retval (gimple gs
, tree retval
)
4715 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4716 gimple_set_op (gs
, 0, retval
);
4720 /* Returns true when the gimple statment STMT is any of the OpenMP types. */
4722 #define CASE_GIMPLE_OMP \
4723 case GIMPLE_OMP_PARALLEL: \
4724 case GIMPLE_OMP_TASK: \
4725 case GIMPLE_OMP_FOR: \
4726 case GIMPLE_OMP_SECTIONS: \
4727 case GIMPLE_OMP_SECTIONS_SWITCH: \
4728 case GIMPLE_OMP_SINGLE: \
4729 case GIMPLE_OMP_SECTION: \
4730 case GIMPLE_OMP_MASTER: \
4731 case GIMPLE_OMP_ORDERED: \
4732 case GIMPLE_OMP_CRITICAL: \
4733 case GIMPLE_OMP_RETURN: \
4734 case GIMPLE_OMP_ATOMIC_LOAD: \
4735 case GIMPLE_OMP_ATOMIC_STORE: \
4736 case GIMPLE_OMP_CONTINUE
4739 is_gimple_omp (const_gimple stmt
)
4741 switch (gimple_code (stmt
))
4751 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4754 gimple_nop_p (const_gimple g
)
4756 return gimple_code (g
) == GIMPLE_NOP
;
4760 /* Return true if GS is a GIMPLE_RESX. */
4763 is_gimple_resx (const_gimple gs
)
4765 return gimple_code (gs
) == GIMPLE_RESX
;
4768 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4770 static inline enum br_predictor
4771 gimple_predict_predictor (gimple gs
)
4773 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4774 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4778 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4781 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4783 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4784 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4785 | (unsigned) predictor
;
4789 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4791 static inline enum prediction
4792 gimple_predict_outcome (gimple gs
)
4794 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4795 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4799 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4802 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4804 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4805 if (outcome
== TAKEN
)
4806 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4808 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4812 /* Return the type of the main expression computed by STMT. Return
4813 void_type_node if the statement computes nothing. */
4816 gimple_expr_type (const_gimple stmt
)
4818 enum gimple_code code
= gimple_code (stmt
);
4820 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4823 /* In general we want to pass out a type that can be substituted
4824 for both the RHS and the LHS types if there is a possibly
4825 useless conversion involved. That means returning the
4826 original RHS type as far as we can reconstruct it. */
4827 if (code
== GIMPLE_CALL
)
4828 type
= gimple_call_return_type (stmt
);
4830 switch (gimple_assign_rhs_code (stmt
))
4832 case POINTER_PLUS_EXPR
:
4833 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4837 /* As fallback use the type of the LHS. */
4838 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4843 else if (code
== GIMPLE_COND
)
4844 return boolean_type_node
;
4846 return void_type_node
;
4849 /* Return true if TYPE is a suitable type for a scalar register variable. */
4852 is_gimple_reg_type (tree type
)
4854 return !AGGREGATE_TYPE_P (type
);
4857 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4859 static inline gimple_stmt_iterator
4860 gsi_start (gimple_seq seq
)
4862 gimple_stmt_iterator i
;
4864 i
.ptr
= gimple_seq_first (seq
);
4866 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4872 /* Return a new iterator pointing to the first statement in basic block BB. */
4874 static inline gimple_stmt_iterator
4875 gsi_start_bb (basic_block bb
)
4877 gimple_stmt_iterator i
;
4881 i
.ptr
= gimple_seq_first (seq
);
4889 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
4891 static inline gimple_stmt_iterator
4892 gsi_last (gimple_seq seq
)
4894 gimple_stmt_iterator i
;
4896 i
.ptr
= gimple_seq_last (seq
);
4898 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4904 /* Return a new iterator pointing to the last statement in basic block BB. */
4906 static inline gimple_stmt_iterator
4907 gsi_last_bb (basic_block bb
)
4909 gimple_stmt_iterator i
;
4913 i
.ptr
= gimple_seq_last (seq
);
4921 /* Return true if I is at the end of its sequence. */
4924 gsi_end_p (gimple_stmt_iterator i
)
4926 return i
.ptr
== NULL
;
4930 /* Return true if I is one statement before the end of its sequence. */
4933 gsi_one_before_end_p (gimple_stmt_iterator i
)
4935 return i
.ptr
!= NULL
&& i
.ptr
->next
== NULL
;
4939 /* Advance the iterator to the next gimple statement. */
4942 gsi_next (gimple_stmt_iterator
*i
)
4944 i
->ptr
= i
->ptr
->next
;
4947 /* Advance the iterator to the previous gimple statement. */
4950 gsi_prev (gimple_stmt_iterator
*i
)
4952 i
->ptr
= i
->ptr
->prev
;
4955 /* Return the current stmt. */
4957 static inline gimple
4958 gsi_stmt (gimple_stmt_iterator i
)
4963 /* Return a block statement iterator that points to the first non-label
4964 statement in block BB. */
4966 static inline gimple_stmt_iterator
4967 gsi_after_labels (basic_block bb
)
4969 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
4971 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
4977 /* Advance the iterator to the next non-debug gimple statement. */
4980 gsi_next_nondebug (gimple_stmt_iterator
*i
)
4986 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
4989 /* Advance the iterator to the next non-debug gimple statement. */
4992 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
4998 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5001 /* Return a new iterator pointing to the first non-debug statement in
5004 static inline gimple_stmt_iterator
5005 gsi_start_nondebug_bb (basic_block bb
)
5007 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5009 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5010 gsi_next_nondebug (&i
);
5015 /* Return a new iterator pointing to the last non-debug statement in
5018 static inline gimple_stmt_iterator
5019 gsi_last_nondebug_bb (basic_block bb
)
5021 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5023 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5024 gsi_prev_nondebug (&i
);
5029 /* Return a pointer to the current stmt.
5031 NOTE: You may want to use gsi_replace on the iterator itself,
5032 as this performs additional bookkeeping that will not be done
5033 if you simply assign through a pointer returned by gsi_stmt_ptr. */
5035 static inline gimple
*
5036 gsi_stmt_ptr (gimple_stmt_iterator
*i
)
5038 return &i
->ptr
->stmt
;
5042 /* Return the basic block associated with this iterator. */
5044 static inline basic_block
5045 gsi_bb (gimple_stmt_iterator i
)
5051 /* Return the sequence associated with this iterator. */
5053 static inline gimple_seq
5054 gsi_seq (gimple_stmt_iterator i
)
5060 enum gsi_iterator_update
5062 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5064 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5065 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5066 for linking other statements in the same
5070 /* In gimple-iterator.c */
5071 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5072 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5073 gimple_seq
gsi_split_seq_before (gimple_stmt_iterator
*);
5074 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5075 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5076 enum gsi_iterator_update
);
5077 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5078 enum gsi_iterator_update
);
5079 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5080 enum gsi_iterator_update
);
5081 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5082 enum gsi_iterator_update
);
5083 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5084 enum gsi_iterator_update
);
5085 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5086 enum gsi_iterator_update
);
5087 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5088 enum gsi_iterator_update
);
5089 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5090 enum gsi_iterator_update
);
5091 bool gsi_remove (gimple_stmt_iterator
*, bool);
5092 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5093 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5094 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5095 void gsi_move_to_bb_end (gimple_stmt_iterator
*, struct basic_block_def
*);
5096 void gsi_insert_on_edge (edge
, gimple
);
5097 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5098 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5099 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5100 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5101 void gsi_commit_edge_inserts (void);
5102 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5105 /* Convenience routines to walk all statements of a gimple function.
5106 Note that this is useful exclusively before the code is converted
5107 into SSA form. Once the program is in SSA form, the standard
5108 operand interface should be used to analyze/modify statements. */
5109 struct walk_stmt_info
5111 /* Points to the current statement being walked. */
5112 gimple_stmt_iterator gsi
;
5114 /* Additional data that the callback functions may want to carry
5115 through the recursion. */
5118 /* Pointer map used to mark visited tree nodes when calling
5119 walk_tree on each operand. If set to NULL, duplicate tree nodes
5120 will be visited more than once. */
5121 struct pointer_set_t
*pset
;
5123 /* Operand returned by the callbacks. This is set when calling
5124 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5125 returns non-NULL, this field will contain the tree returned by
5126 the last callback. */
5127 tree callback_result
;
5129 /* Indicates whether the operand being examined may be replaced
5130 with something that matches is_gimple_val (if true) or something
5131 slightly more complicated (if false). "Something" technically
5132 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5133 but we never try to form anything more complicated than that, so
5134 we don't bother checking.
5136 Also note that CALLBACK should update this flag while walking the
5137 sub-expressions of a statement. For instance, when walking the
5138 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5139 to true, however, when walking &var, the operand of that
5140 ADDR_EXPR does not need to be a GIMPLE value. */
5141 BOOL_BITFIELD val_only
: 1;
5143 /* True if we are currently walking the LHS of an assignment. */
5144 BOOL_BITFIELD is_lhs
: 1;
5146 /* Optional. Set to true by the callback functions if they made any
5148 BOOL_BITFIELD changed
: 1;
5150 /* True if we're interested in location information. */
5151 BOOL_BITFIELD want_locations
: 1;
5153 /* True if we've removed the statement that was processed. */
5154 BOOL_BITFIELD removed_stmt
: 1;
5157 /* Callback for walk_gimple_stmt. Called for every statement found
5158 during traversal. The first argument points to the statement to
5159 walk. The second argument is a flag that the callback sets to
5160 'true' if it the callback handled all the operands and
5161 sub-statements of the statement (the default value of this flag is
5162 'false'). The third argument is an anonymous pointer to data
5163 to be used by the callback. */
5164 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5165 struct walk_stmt_info
*);
5167 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5168 struct walk_stmt_info
*);
5169 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5170 struct walk_stmt_info
*);
5171 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5173 #ifdef GATHER_STATISTICS
5174 /* Enum and arrays used for allocation stats. Keep in sync with
5175 gimple.c:gimple_alloc_kind_names. */
5176 enum gimple_alloc_kind
5178 gimple_alloc_kind_assign
, /* Assignments. */
5179 gimple_alloc_kind_phi
, /* PHI nodes. */
5180 gimple_alloc_kind_cond
, /* Conditionals. */
5181 gimple_alloc_kind_seq
, /* Sequences. */
5182 gimple_alloc_kind_rest
, /* Everything else. */
5183 gimple_alloc_kind_all
5186 extern int gimple_alloc_counts
[];
5187 extern int gimple_alloc_sizes
[];
5189 /* Return the allocation kind for a given stmt CODE. */
5190 static inline enum gimple_alloc_kind
5191 gimple_alloc_kind (enum gimple_code code
)
5196 return gimple_alloc_kind_assign
;
5198 return gimple_alloc_kind_phi
;
5200 return gimple_alloc_kind_cond
;
5202 return gimple_alloc_kind_rest
;
5205 #endif /* GATHER_STATISTICS */
5207 extern void dump_gimple_statistics (void);
5209 /* In gimple-fold.c. */
5210 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
5211 tree
gimple_fold_builtin (gimple
);
5212 bool fold_stmt (gimple_stmt_iterator
*);
5213 bool fold_stmt_inplace (gimple_stmt_iterator
*);
5214 tree
get_symbol_constant_value (tree
);
5215 tree
canonicalize_constructor_val (tree
);
5216 extern tree
maybe_fold_and_comparisons (enum tree_code
, tree
, tree
,
5217 enum tree_code
, tree
, tree
);
5218 extern tree
maybe_fold_or_comparisons (enum tree_code
, tree
, tree
,
5219 enum tree_code
, tree
, tree
);
5221 bool gimple_val_nonnegative_real_p (tree
);
5222 #endif /* GCC_GIMPLE_H */