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
);
964 /* Returns true iff T is a valid GIMPLE statement. */
965 extern bool is_gimple_stmt (tree
);
967 /* Returns true iff T is a scalar register variable. */
968 extern bool is_gimple_reg (tree
);
969 /* Returns true iff T is any sort of variable. */
970 extern bool is_gimple_variable (tree
);
971 /* Returns true iff T is any sort of symbol. */
972 extern bool is_gimple_id (tree
);
973 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
974 extern bool is_gimple_min_lval (tree
);
975 /* Returns true iff T is something whose address can be taken. */
976 extern bool is_gimple_addressable (tree
);
977 /* Returns true iff T is any valid GIMPLE lvalue. */
978 extern bool is_gimple_lvalue (tree
);
980 /* Returns true iff T is a GIMPLE address. */
981 bool is_gimple_address (const_tree
);
982 /* Returns true iff T is a GIMPLE invariant address. */
983 bool is_gimple_invariant_address (const_tree
);
984 /* Returns true iff T is a GIMPLE invariant address at interprocedural
986 bool is_gimple_ip_invariant_address (const_tree
);
987 /* Returns true iff T is a valid GIMPLE constant. */
988 bool is_gimple_constant (const_tree
);
989 /* Returns true iff T is a GIMPLE restricted function invariant. */
990 extern bool is_gimple_min_invariant (const_tree
);
991 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
992 extern bool is_gimple_ip_invariant (const_tree
);
993 /* Returns true iff T is a GIMPLE rvalue. */
994 extern bool is_gimple_val (tree
);
995 /* Returns true iff T is a GIMPLE asm statement input. */
996 extern bool is_gimple_asm_val (tree
);
997 /* Returns true iff T is a valid address operand of a MEM_REF. */
998 bool is_gimple_mem_ref_addr (tree
);
999 /* Returns true iff T is a valid rhs for a MODIFY_EXPR where the LHS is a
1000 GIMPLE temporary, a renamed user variable, or something else,
1002 extern bool is_gimple_reg_rhs (tree
);
1003 extern bool is_gimple_mem_rhs (tree
);
1005 /* Returns true iff T is a valid if-statement condition. */
1006 extern bool is_gimple_condexpr (tree
);
1008 /* Returns true iff T is a valid call address expression. */
1009 extern bool is_gimple_call_addr (tree
);
1011 extern void recalculate_side_effects (tree
);
1012 extern bool gimple_compare_field_offset (tree
, tree
);
1013 extern tree
gimple_register_type (tree
);
1014 extern tree
gimple_register_canonical_type (tree
);
1015 extern void print_gimple_types_stats (void);
1016 extern void free_gimple_type_tables (void);
1017 extern tree
gimple_unsigned_type (tree
);
1018 extern tree
gimple_signed_type (tree
);
1019 extern alias_set_type
gimple_get_alias_set (tree
);
1020 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
1022 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
1023 bool (*)(gimple
, tree
, void *),
1024 bool (*)(gimple
, tree
, void *),
1025 bool (*)(gimple
, tree
, void *));
1026 extern bool walk_stmt_load_store_ops (gimple
, void *,
1027 bool (*)(gimple
, tree
, void *),
1028 bool (*)(gimple
, tree
, void *));
1029 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
1030 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
1031 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
1034 extern tree
create_tmp_var_raw (tree
, const char *);
1035 extern tree
create_tmp_var_name (const char *);
1036 extern tree
create_tmp_var (tree
, const char *);
1037 extern tree
create_tmp_reg (tree
, const char *);
1038 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
1039 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
1040 extern void declare_vars (tree
, gimple
, bool);
1041 extern void annotate_all_with_location (gimple_seq
, location_t
);
1043 /* Validation of GIMPLE expressions. Note that these predicates only check
1044 the basic form of the expression, they don't recurse to make sure that
1045 underlying nodes are also of the right form. */
1046 typedef bool (*gimple_predicate
)(tree
);
1049 /* FIXME we should deduce this from the predicate. */
1051 fb_none
= 0, /* Do not generate a temporary. */
1053 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
1054 gimplified expression. */
1056 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
1057 gimplified expression. */
1059 fb_mayfail
= 4, /* Gimplification may fail. Error issued
1061 fb_either
= fb_rvalue
| fb_lvalue
1064 typedef int fallback_t
;
1066 enum gimplify_status
{
1067 GS_ERROR
= -2, /* Something Bad Seen. */
1068 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
1069 GS_OK
= 0, /* We did something, maybe more to do. */
1070 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
1075 struct gimplify_ctx
*prev_context
;
1077 VEC(gimple
,heap
) *bind_expr_stack
;
1079 gimple_seq conditional_cleanups
;
1083 VEC(tree
,heap
) *case_labels
;
1084 /* The formal temporary table. Should this be persistent? */
1090 bool allow_rhs_cond_expr
;
1091 bool in_cleanup_point_expr
;
1094 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1095 bool (*) (tree
), fallback_t
);
1096 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1097 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1098 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1099 extern gimple
gimplify_body (tree
, bool);
1100 extern void push_gimplify_context (struct gimplify_ctx
*);
1101 extern void pop_gimplify_context (gimple
);
1102 extern void gimplify_and_add (tree
, gimple_seq
*);
1104 /* Miscellaneous helpers. */
1105 extern void gimple_add_tmp_var (tree
);
1106 extern gimple
gimple_current_bind_expr (void);
1107 extern VEC(gimple
, heap
) *gimple_bind_expr_stack (void);
1108 extern tree
voidify_wrapper_expr (tree
, tree
);
1109 extern tree
build_and_jump (tree
*);
1110 extern tree
force_labels_r (tree
*, int *, void *);
1111 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1113 struct gimplify_omp_ctx
;
1114 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1115 extern tree
gimple_boolify (tree
);
1116 extern gimple_predicate
rhs_predicate_for (tree
);
1117 extern tree
canonicalize_cond_expr_cond (tree
);
1120 extern tree
omp_reduction_init (tree
, tree
);
1122 /* In trans-mem.c. */
1123 extern void diagnose_tm_safe_errors (tree
);
1124 extern void compute_transaction_bits (void);
1126 /* In tree-nested.c. */
1127 extern void lower_nested_functions (tree
);
1128 extern void insert_field_into_struct (tree
, tree
);
1130 /* In gimplify.c. */
1131 extern void gimplify_function_tree (tree
);
1133 /* In cfgexpand.c. */
1134 extern tree
gimple_assign_rhs_to_tree (gimple
);
1137 extern bool validate_gimple_arglist (const_gimple
, ...);
1140 extern bool tree_ssa_useless_type_conversion (tree
);
1141 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1142 extern bool useless_type_conversion_p (tree
, tree
);
1143 extern bool types_compatible_p (tree
, tree
);
1145 /* Return the code for GIMPLE statement G. */
1147 static inline enum gimple_code
1148 gimple_code (const_gimple g
)
1150 return g
->gsbase
.code
;
1154 /* Return the GSS code used by a GIMPLE code. */
1156 static inline enum gimple_statement_structure_enum
1157 gss_for_code (enum gimple_code code
)
1159 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1160 return gss_for_code_
[code
];
1164 /* Return which GSS code is used by GS. */
1166 static inline enum gimple_statement_structure_enum
1167 gimple_statement_structure (gimple gs
)
1169 return gss_for_code (gimple_code (gs
));
1173 /* Return true if statement G has sub-statements. This is only true for
1174 High GIMPLE statements. */
1177 gimple_has_substatements (gimple g
)
1179 switch (gimple_code (g
))
1183 case GIMPLE_EH_FILTER
:
1184 case GIMPLE_EH_ELSE
:
1186 case GIMPLE_OMP_FOR
:
1187 case GIMPLE_OMP_MASTER
:
1188 case GIMPLE_OMP_ORDERED
:
1189 case GIMPLE_OMP_SECTION
:
1190 case GIMPLE_OMP_PARALLEL
:
1191 case GIMPLE_OMP_TASK
:
1192 case GIMPLE_OMP_SECTIONS
:
1193 case GIMPLE_OMP_SINGLE
:
1194 case GIMPLE_OMP_CRITICAL
:
1195 case GIMPLE_WITH_CLEANUP_EXPR
:
1196 case GIMPLE_TRANSACTION
:
1205 /* Return the basic block holding statement G. */
1207 static inline struct basic_block_def
*
1208 gimple_bb (const_gimple g
)
1210 return g
->gsbase
.bb
;
1214 /* Return the lexical scope block holding statement G. */
1217 gimple_block (const_gimple g
)
1219 return g
->gsbase
.block
;
1223 /* Set BLOCK to be the lexical scope block holding statement G. */
1226 gimple_set_block (gimple g
, tree block
)
1228 g
->gsbase
.block
= block
;
1232 /* Return location information for statement G. */
1234 static inline location_t
1235 gimple_location (const_gimple g
)
1237 return g
->gsbase
.location
;
1240 /* Return pointer to location information for statement G. */
1242 static inline const location_t
*
1243 gimple_location_ptr (const_gimple g
)
1245 return &g
->gsbase
.location
;
1249 /* Set location information for statement G. */
1252 gimple_set_location (gimple g
, location_t location
)
1254 g
->gsbase
.location
= location
;
1258 /* Return true if G contains location information. */
1261 gimple_has_location (const_gimple g
)
1263 return gimple_location (g
) != UNKNOWN_LOCATION
;
1267 /* Return the file name of the location of STMT. */
1269 static inline const char *
1270 gimple_filename (const_gimple stmt
)
1272 return LOCATION_FILE (gimple_location (stmt
));
1276 /* Return the line number of the location of STMT. */
1279 gimple_lineno (const_gimple stmt
)
1281 return LOCATION_LINE (gimple_location (stmt
));
1285 /* Determine whether SEQ is a singleton. */
1288 gimple_seq_singleton_p (gimple_seq seq
)
1290 return ((gimple_seq_first (seq
) != NULL
)
1291 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1294 /* Return true if no warnings should be emitted for statement STMT. */
1297 gimple_no_warning_p (const_gimple stmt
)
1299 return stmt
->gsbase
.no_warning
;
1302 /* Set the no_warning flag of STMT to NO_WARNING. */
1305 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1307 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1310 /* Set the visited status on statement STMT to VISITED_P. */
1313 gimple_set_visited (gimple stmt
, bool visited_p
)
1315 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1319 /* Return the visited status for statement STMT. */
1322 gimple_visited_p (gimple stmt
)
1324 return stmt
->gsbase
.visited
;
1328 /* Set pass local flag PLF on statement STMT to VAL_P. */
1331 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1334 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1336 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1340 /* Return the value of pass local flag PLF on statement STMT. */
1342 static inline unsigned int
1343 gimple_plf (gimple stmt
, enum plf_mask plf
)
1345 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1349 /* Set the UID of statement. */
1352 gimple_set_uid (gimple g
, unsigned uid
)
1354 g
->gsbase
.uid
= uid
;
1358 /* Return the UID of statement. */
1360 static inline unsigned
1361 gimple_uid (const_gimple g
)
1363 return g
->gsbase
.uid
;
1367 /* Return true if GIMPLE statement G has register or memory operands. */
1370 gimple_has_ops (const_gimple g
)
1372 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1376 /* Return true if GIMPLE statement G has memory operands. */
1379 gimple_has_mem_ops (const_gimple g
)
1381 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1385 /* Return the set of DEF operands for statement G. */
1387 static inline struct def_optype_d
*
1388 gimple_def_ops (const_gimple g
)
1390 if (!gimple_has_ops (g
))
1392 return g
->gsops
.opbase
.def_ops
;
1396 /* Set DEF to be the set of DEF operands for statement G. */
1399 gimple_set_def_ops (gimple g
, struct def_optype_d
*def
)
1401 gcc_gimple_checking_assert (gimple_has_ops (g
));
1402 g
->gsops
.opbase
.def_ops
= def
;
1406 /* Return the set of USE operands for statement G. */
1408 static inline struct use_optype_d
*
1409 gimple_use_ops (const_gimple g
)
1411 if (!gimple_has_ops (g
))
1413 return g
->gsops
.opbase
.use_ops
;
1417 /* Set USE to be the set of USE operands for statement G. */
1420 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1422 gcc_gimple_checking_assert (gimple_has_ops (g
));
1423 g
->gsops
.opbase
.use_ops
= use
;
1427 /* Return the set of VUSE operand for statement G. */
1429 static inline use_operand_p
1430 gimple_vuse_op (const_gimple g
)
1432 struct use_optype_d
*ops
;
1433 if (!gimple_has_mem_ops (g
))
1434 return NULL_USE_OPERAND_P
;
1435 ops
= g
->gsops
.opbase
.use_ops
;
1437 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1438 return USE_OP_PTR (ops
);
1439 return NULL_USE_OPERAND_P
;
1442 /* Return the set of VDEF operand for statement G. */
1444 static inline def_operand_p
1445 gimple_vdef_op (const_gimple g
)
1447 struct def_optype_d
*ops
;
1448 if (!gimple_has_mem_ops (g
))
1449 return NULL_DEF_OPERAND_P
;
1450 ops
= g
->gsops
.opbase
.def_ops
;
1452 && DEF_OP_PTR (ops
) == &g
->gsmembase
.vdef
)
1453 return DEF_OP_PTR (ops
);
1454 return NULL_DEF_OPERAND_P
;
1458 /* Return the single VUSE operand of the statement G. */
1461 gimple_vuse (const_gimple g
)
1463 if (!gimple_has_mem_ops (g
))
1465 return g
->gsmembase
.vuse
;
1468 /* Return the single VDEF operand of the statement G. */
1471 gimple_vdef (const_gimple g
)
1473 if (!gimple_has_mem_ops (g
))
1475 return g
->gsmembase
.vdef
;
1478 /* Return the single VUSE operand of the statement G. */
1480 static inline tree
*
1481 gimple_vuse_ptr (gimple g
)
1483 if (!gimple_has_mem_ops (g
))
1485 return &g
->gsmembase
.vuse
;
1488 /* Return the single VDEF operand of the statement G. */
1490 static inline tree
*
1491 gimple_vdef_ptr (gimple g
)
1493 if (!gimple_has_mem_ops (g
))
1495 return &g
->gsmembase
.vdef
;
1498 /* Set the single VUSE operand of the statement G. */
1501 gimple_set_vuse (gimple g
, tree vuse
)
1503 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1504 g
->gsmembase
.vuse
= vuse
;
1507 /* Set the single VDEF operand of the statement G. */
1510 gimple_set_vdef (gimple g
, tree vdef
)
1512 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1513 g
->gsmembase
.vdef
= vdef
;
1517 /* Return true if statement G has operands and the modified field has
1521 gimple_modified_p (const_gimple g
)
1523 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1527 /* Return the tree code for the expression computed by STMT. This is
1528 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1529 GIMPLE_CALL, return CALL_EXPR as the expression code for
1530 consistency. This is useful when the caller needs to deal with the
1531 three kinds of computation that GIMPLE supports. */
1533 static inline enum tree_code
1534 gimple_expr_code (const_gimple stmt
)
1536 enum gimple_code code
= gimple_code (stmt
);
1537 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1538 return (enum tree_code
) stmt
->gsbase
.subcode
;
1541 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1547 /* Mark statement S as modified, and update it. */
1550 update_stmt (gimple s
)
1552 if (gimple_has_ops (s
))
1554 gimple_set_modified (s
, true);
1555 update_stmt_operands (s
);
1559 /* Update statement S if it has been optimized. */
1562 update_stmt_if_modified (gimple s
)
1564 if (gimple_modified_p (s
))
1565 update_stmt_operands (s
);
1568 /* Return true if statement STMT contains volatile operands. */
1571 gimple_has_volatile_ops (const_gimple stmt
)
1573 if (gimple_has_mem_ops (stmt
))
1574 return stmt
->gsbase
.has_volatile_ops
;
1580 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1583 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1585 if (gimple_has_mem_ops (stmt
))
1586 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1589 /* Return true if STMT is in a transaction. */
1592 gimple_in_transaction (gimple stmt
)
1594 return stmt
->gsbase
.in_transaction
;
1597 /* Set the IN_TRANSACTION flag to TRANSACTIONP. */
1600 gimple_set_in_transaction (gimple stmt
, bool transactionp
)
1602 stmt
->gsbase
.in_transaction
= (unsigned) transactionp
;
1605 /* Return true if statement STMT may access memory. */
1608 gimple_references_memory_p (gimple stmt
)
1610 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1614 /* Return the subcode for OMP statement S. */
1616 static inline unsigned
1617 gimple_omp_subcode (const_gimple s
)
1619 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1620 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1621 return s
->gsbase
.subcode
;
1624 /* Set the subcode for OMP statement S to SUBCODE. */
1627 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1629 /* We only have 16 bits for the subcode. Assert that we are not
1631 gcc_gimple_checking_assert (subcode
< (1 << 16));
1632 s
->gsbase
.subcode
= subcode
;
1635 /* Set the nowait flag on OMP_RETURN statement S. */
1638 gimple_omp_return_set_nowait (gimple s
)
1640 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1641 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1645 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1649 gimple_omp_return_nowait_p (const_gimple g
)
1651 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1652 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1656 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1660 gimple_omp_section_last_p (const_gimple g
)
1662 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1663 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1667 /* Set the GF_OMP_SECTION_LAST flag on G. */
1670 gimple_omp_section_set_last (gimple g
)
1672 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1673 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1677 /* Return true if OMP parallel statement G has the
1678 GF_OMP_PARALLEL_COMBINED flag set. */
1681 gimple_omp_parallel_combined_p (const_gimple g
)
1683 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1684 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1688 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1689 value of COMBINED_P. */
1692 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1694 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1696 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1698 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1702 /* Return true if OMP atomic load/store statement G has the
1703 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1706 gimple_omp_atomic_need_value_p (const_gimple g
)
1708 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1709 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1710 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1714 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1717 gimple_omp_atomic_set_need_value (gimple g
)
1719 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1720 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1721 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1725 /* Return the number of operands for statement GS. */
1727 static inline unsigned
1728 gimple_num_ops (const_gimple gs
)
1730 return gs
->gsbase
.num_ops
;
1734 /* Set the number of operands for statement GS. */
1737 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1739 gs
->gsbase
.num_ops
= num_ops
;
1743 /* Return the array of operands for statement GS. */
1745 static inline tree
*
1746 gimple_ops (gimple gs
)
1750 /* All the tuples have their operand vector at the very bottom
1751 of the structure. Note that those structures that do not
1752 have an operand vector have a zero offset. */
1753 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1754 gcc_gimple_checking_assert (off
!= 0);
1756 return (tree
*) ((char *) gs
+ off
);
1760 /* Return operand I for statement GS. */
1763 gimple_op (const_gimple gs
, unsigned i
)
1765 if (gimple_has_ops (gs
))
1767 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1768 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1774 /* Return a pointer to operand I for statement GS. */
1776 static inline tree
*
1777 gimple_op_ptr (const_gimple gs
, unsigned i
)
1779 if (gimple_has_ops (gs
))
1781 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1782 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1788 /* Set operand I of statement GS to OP. */
1791 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1793 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1795 /* Note. It may be tempting to assert that OP matches
1796 is_gimple_operand, but that would be wrong. Different tuples
1797 accept slightly different sets of tree operands. Each caller
1798 should perform its own validation. */
1799 gimple_ops (gs
)[i
] = op
;
1802 /* Return true if GS is a GIMPLE_ASSIGN. */
1805 is_gimple_assign (const_gimple gs
)
1807 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1810 /* Determine if expression CODE is one of the valid expressions that can
1811 be used on the RHS of GIMPLE assignments. */
1813 static inline enum gimple_rhs_class
1814 get_gimple_rhs_class (enum tree_code code
)
1816 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1819 /* Return the LHS of assignment statement GS. */
1822 gimple_assign_lhs (const_gimple gs
)
1824 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1825 return gimple_op (gs
, 0);
1829 /* Return a pointer to the LHS of assignment statement GS. */
1831 static inline tree
*
1832 gimple_assign_lhs_ptr (const_gimple gs
)
1834 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1835 return gimple_op_ptr (gs
, 0);
1839 /* Set LHS to be the LHS operand of assignment statement GS. */
1842 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1844 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1845 gimple_set_op (gs
, 0, lhs
);
1847 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1848 SSA_NAME_DEF_STMT (lhs
) = gs
;
1852 /* Return the first operand on the RHS of assignment statement GS. */
1855 gimple_assign_rhs1 (const_gimple gs
)
1857 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1858 return gimple_op (gs
, 1);
1862 /* Return a pointer to the first operand on the RHS of assignment
1865 static inline tree
*
1866 gimple_assign_rhs1_ptr (const_gimple gs
)
1868 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1869 return gimple_op_ptr (gs
, 1);
1872 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1875 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1877 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1879 gimple_set_op (gs
, 1, rhs
);
1883 /* Return the second operand on the RHS of assignment statement GS.
1884 If GS does not have two operands, NULL is returned instead. */
1887 gimple_assign_rhs2 (const_gimple gs
)
1889 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1891 if (gimple_num_ops (gs
) >= 3)
1892 return gimple_op (gs
, 2);
1898 /* Return a pointer to the second operand on the RHS of assignment
1901 static inline tree
*
1902 gimple_assign_rhs2_ptr (const_gimple gs
)
1904 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1905 return gimple_op_ptr (gs
, 2);
1909 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1912 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1914 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1916 gimple_set_op (gs
, 2, rhs
);
1919 /* Return the third operand on the RHS of assignment statement GS.
1920 If GS does not have two operands, NULL is returned instead. */
1923 gimple_assign_rhs3 (const_gimple gs
)
1925 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1927 if (gimple_num_ops (gs
) >= 4)
1928 return gimple_op (gs
, 3);
1933 /* Return a pointer to the third operand on the RHS of assignment
1936 static inline tree
*
1937 gimple_assign_rhs3_ptr (const_gimple gs
)
1939 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1940 return gimple_op_ptr (gs
, 3);
1944 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
1947 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
1949 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1951 gimple_set_op (gs
, 3, rhs
);
1954 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
1955 to see only a maximum of two operands. */
1958 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
1961 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
1964 /* A wrapper around extract_ops_from_tree_1, for callers which expect
1965 to see only a maximum of two operands. */
1968 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
1972 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
1973 gcc_assert (op2
== NULL_TREE
);
1976 /* Returns true if GS is a nontemporal move. */
1979 gimple_assign_nontemporal_move_p (const_gimple gs
)
1981 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1982 return gs
->gsbase
.nontemporal_move
;
1985 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
1988 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
1990 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1991 gs
->gsbase
.nontemporal_move
= nontemporal
;
1995 /* Return the code of the expression computed on the rhs of assignment
1996 statement GS. In case that the RHS is a single object, returns the
1997 tree code of the object. */
1999 static inline enum tree_code
2000 gimple_assign_rhs_code (const_gimple gs
)
2002 enum tree_code code
;
2003 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2005 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2006 /* While we initially set subcode to the TREE_CODE of the rhs for
2007 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2008 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2009 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2010 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2016 /* Set CODE to be the code for the expression computed on the RHS of
2020 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2022 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2023 s
->gsbase
.subcode
= code
;
2027 /* Return the gimple rhs class of the code of the expression computed on
2028 the rhs of assignment statement GS.
2029 This will never return GIMPLE_INVALID_RHS. */
2031 static inline enum gimple_rhs_class
2032 gimple_assign_rhs_class (const_gimple gs
)
2034 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2037 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2038 there is no operator associated with the assignment itself.
2039 Unlike gimple_assign_copy_p, this predicate returns true for
2040 any RHS operand, including those that perform an operation
2041 and do not have the semantics of a copy, such as COND_EXPR. */
2044 gimple_assign_single_p (gimple gs
)
2046 return (is_gimple_assign (gs
)
2047 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2051 /* Return true if S is a type-cast assignment. */
2054 gimple_assign_cast_p (gimple s
)
2056 if (is_gimple_assign (s
))
2058 enum tree_code sc
= gimple_assign_rhs_code (s
);
2059 return CONVERT_EXPR_CODE_P (sc
)
2060 || sc
== VIEW_CONVERT_EXPR
2061 || sc
== FIX_TRUNC_EXPR
;
2067 /* Return true if S is a clobber statement. */
2070 gimple_clobber_p (gimple s
)
2072 return gimple_assign_single_p (s
)
2073 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2076 /* Return true if GS is a GIMPLE_CALL. */
2079 is_gimple_call (const_gimple gs
)
2081 return gimple_code (gs
) == GIMPLE_CALL
;
2084 /* Return the LHS of call statement GS. */
2087 gimple_call_lhs (const_gimple gs
)
2089 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2090 return gimple_op (gs
, 0);
2094 /* Return a pointer to the LHS of call statement GS. */
2096 static inline tree
*
2097 gimple_call_lhs_ptr (const_gimple gs
)
2099 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2100 return gimple_op_ptr (gs
, 0);
2104 /* Set LHS to be the LHS operand of call statement GS. */
2107 gimple_call_set_lhs (gimple gs
, tree lhs
)
2109 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2110 gimple_set_op (gs
, 0, lhs
);
2111 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2112 SSA_NAME_DEF_STMT (lhs
) = gs
;
2116 /* Return true if call GS calls an internal-only function, as enumerated
2120 gimple_call_internal_p (const_gimple gs
)
2122 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2123 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2127 /* Return the target of internal call GS. */
2129 static inline enum internal_fn
2130 gimple_call_internal_fn (const_gimple gs
)
2132 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2133 return gs
->gimple_call
.u
.internal_fn
;
2137 /* Return the function type of the function called by GS. */
2140 gimple_call_fntype (const_gimple gs
)
2142 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2143 if (gimple_call_internal_p (gs
))
2145 return gs
->gimple_call
.u
.fntype
;
2148 /* Set the type of the function called by GS to FNTYPE. */
2151 gimple_call_set_fntype (gimple gs
, tree fntype
)
2153 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2154 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2155 gs
->gimple_call
.u
.fntype
= fntype
;
2159 /* Return the tree node representing the function called by call
2163 gimple_call_fn (const_gimple gs
)
2165 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2166 return gimple_op (gs
, 1);
2169 /* Return a pointer to the tree node representing the function called by call
2172 static inline tree
*
2173 gimple_call_fn_ptr (const_gimple gs
)
2175 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2176 return gimple_op_ptr (gs
, 1);
2180 /* Set FN to be the function called by call statement GS. */
2183 gimple_call_set_fn (gimple gs
, tree fn
)
2185 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2186 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2187 gimple_set_op (gs
, 1, fn
);
2191 /* Set FNDECL to be the function called by call statement GS. */
2194 gimple_call_set_fndecl (gimple gs
, tree decl
)
2196 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2197 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2198 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2202 /* Set internal function FN to be the function called by call statement GS. */
2205 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2207 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2208 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2209 gs
->gimple_call
.u
.internal_fn
= fn
;
2213 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2214 associated with the callee if known. Otherwise return NULL_TREE. */
2217 gimple_call_addr_fndecl (const_tree fn
)
2219 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2221 tree fndecl
= TREE_OPERAND (fn
, 0);
2222 if (TREE_CODE (fndecl
) == MEM_REF
2223 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2224 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2225 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2226 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2232 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2233 Otherwise return NULL. This function is analogous to
2234 get_callee_fndecl in tree land. */
2237 gimple_call_fndecl (const_gimple gs
)
2239 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2243 /* Return the type returned by call statement GS. */
2246 gimple_call_return_type (const_gimple gs
)
2248 tree type
= gimple_call_fntype (gs
);
2250 if (type
== NULL_TREE
)
2251 return TREE_TYPE (gimple_call_lhs (gs
));
2253 /* The type returned by a function is the type of its
2255 return TREE_TYPE (type
);
2259 /* Return the static chain for call statement GS. */
2262 gimple_call_chain (const_gimple gs
)
2264 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2265 return gimple_op (gs
, 2);
2269 /* Return a pointer to the static chain for call statement GS. */
2271 static inline tree
*
2272 gimple_call_chain_ptr (const_gimple gs
)
2274 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2275 return gimple_op_ptr (gs
, 2);
2278 /* Set CHAIN to be the static chain for call statement GS. */
2281 gimple_call_set_chain (gimple gs
, tree chain
)
2283 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2285 gimple_set_op (gs
, 2, chain
);
2289 /* Return the number of arguments used by call statement GS. */
2291 static inline unsigned
2292 gimple_call_num_args (const_gimple gs
)
2295 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2296 num_ops
= gimple_num_ops (gs
);
2301 /* Return the argument at position INDEX for call statement GS. */
2304 gimple_call_arg (const_gimple gs
, unsigned index
)
2306 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2307 return gimple_op (gs
, index
+ 3);
2311 /* Return a pointer to the argument at position INDEX for call
2314 static inline tree
*
2315 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2317 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2318 return gimple_op_ptr (gs
, index
+ 3);
2322 /* Set ARG to be the argument at position INDEX for call statement GS. */
2325 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2327 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2328 gimple_set_op (gs
, index
+ 3, arg
);
2332 /* If TAIL_P is true, mark call statement S as being a tail call
2333 (i.e., a call just before the exit of a function). These calls are
2334 candidate for tail call optimization. */
2337 gimple_call_set_tail (gimple s
, bool tail_p
)
2339 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2341 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2343 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2347 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2350 gimple_call_tail_p (gimple s
)
2352 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2353 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2357 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2358 slot optimization. This transformation uses the target of the call
2359 expansion as the return slot for calls that return in memory. */
2362 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2364 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2365 if (return_slot_opt_p
)
2366 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2368 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2372 /* Return true if S is marked for return slot optimization. */
2375 gimple_call_return_slot_opt_p (gimple s
)
2377 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2378 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2382 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2383 thunk to the thunked-to function. */
2386 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2388 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2390 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2392 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2396 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2399 gimple_call_from_thunk_p (gimple s
)
2401 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2402 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2406 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2407 argument pack in its argument list. */
2410 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2412 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2413 if (pass_arg_pack_p
)
2414 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2416 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2420 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2421 argument pack in its argument list. */
2424 gimple_call_va_arg_pack_p (gimple s
)
2426 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2427 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2431 /* Return true if S is a noreturn call. */
2434 gimple_call_noreturn_p (gimple s
)
2436 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2437 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2441 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2442 even if the called function can throw in other cases. */
2445 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2447 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2449 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2451 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2454 /* Return true if S is a nothrow call. */
2457 gimple_call_nothrow_p (gimple s
)
2459 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2460 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2463 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2464 is known to be emitted for VLA objects. Those are wrapped by
2465 stack_save/stack_restore calls and hence can't lead to unbounded
2466 stack growth even when they occur in loops. */
2469 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2471 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2473 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2475 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2478 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2481 gimple_call_alloca_for_var_p (gimple s
)
2483 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2484 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2487 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2490 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2492 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2493 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2494 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2498 /* Return a pointer to the points-to solution for the set of call-used
2499 variables of the call CALL. */
2501 static inline struct pt_solution
*
2502 gimple_call_use_set (gimple call
)
2504 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2505 return &call
->gimple_call
.call_used
;
2509 /* Return a pointer to the points-to solution for the set of call-used
2510 variables of the call CALL. */
2512 static inline struct pt_solution
*
2513 gimple_call_clobber_set (gimple call
)
2515 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2516 return &call
->gimple_call
.call_clobbered
;
2520 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2524 gimple_has_lhs (gimple stmt
)
2526 return (is_gimple_assign (stmt
)
2527 || (is_gimple_call (stmt
)
2528 && gimple_call_lhs (stmt
) != NULL_TREE
));
2532 /* Return the code of the predicate computed by conditional statement GS. */
2534 static inline enum tree_code
2535 gimple_cond_code (const_gimple gs
)
2537 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2538 return (enum tree_code
) gs
->gsbase
.subcode
;
2542 /* Set CODE to be the predicate code for the conditional statement GS. */
2545 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2547 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2548 gs
->gsbase
.subcode
= code
;
2552 /* Return the LHS of the predicate computed by conditional statement GS. */
2555 gimple_cond_lhs (const_gimple gs
)
2557 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2558 return gimple_op (gs
, 0);
2561 /* Return the pointer to the LHS of the predicate computed by conditional
2564 static inline tree
*
2565 gimple_cond_lhs_ptr (const_gimple gs
)
2567 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2568 return gimple_op_ptr (gs
, 0);
2571 /* Set LHS to be the LHS operand of the predicate computed by
2572 conditional statement GS. */
2575 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2577 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2578 gimple_set_op (gs
, 0, lhs
);
2582 /* Return the RHS operand of the predicate computed by conditional GS. */
2585 gimple_cond_rhs (const_gimple gs
)
2587 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2588 return gimple_op (gs
, 1);
2591 /* Return the pointer to the RHS operand of the predicate computed by
2594 static inline tree
*
2595 gimple_cond_rhs_ptr (const_gimple gs
)
2597 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2598 return gimple_op_ptr (gs
, 1);
2602 /* Set RHS to be the RHS operand of the predicate computed by
2603 conditional statement GS. */
2606 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2608 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2609 gimple_set_op (gs
, 1, rhs
);
2613 /* Return the label used by conditional statement GS when its
2614 predicate evaluates to true. */
2617 gimple_cond_true_label (const_gimple gs
)
2619 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2620 return gimple_op (gs
, 2);
2624 /* Set LABEL to be the label used by conditional statement GS when its
2625 predicate evaluates to true. */
2628 gimple_cond_set_true_label (gimple gs
, tree label
)
2630 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2631 gimple_set_op (gs
, 2, label
);
2635 /* Set LABEL to be the label used by conditional statement GS when its
2636 predicate evaluates to false. */
2639 gimple_cond_set_false_label (gimple gs
, tree label
)
2641 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2642 gimple_set_op (gs
, 3, label
);
2646 /* Return the label used by conditional statement GS when its
2647 predicate evaluates to false. */
2650 gimple_cond_false_label (const_gimple gs
)
2652 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2653 return gimple_op (gs
, 3);
2657 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2660 gimple_cond_make_false (gimple gs
)
2662 gimple_cond_set_lhs (gs
, boolean_true_node
);
2663 gimple_cond_set_rhs (gs
, boolean_false_node
);
2664 gs
->gsbase
.subcode
= EQ_EXPR
;
2668 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2671 gimple_cond_make_true (gimple gs
)
2673 gimple_cond_set_lhs (gs
, boolean_true_node
);
2674 gimple_cond_set_rhs (gs
, boolean_true_node
);
2675 gs
->gsbase
.subcode
= EQ_EXPR
;
2678 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2679 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2682 gimple_cond_true_p (const_gimple gs
)
2684 tree lhs
= gimple_cond_lhs (gs
);
2685 tree rhs
= gimple_cond_rhs (gs
);
2686 enum tree_code code
= gimple_cond_code (gs
);
2688 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2691 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2694 if (code
== NE_EXPR
&& lhs
!= rhs
)
2697 if (code
== EQ_EXPR
&& lhs
== rhs
)
2703 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2704 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2707 gimple_cond_false_p (const_gimple gs
)
2709 tree lhs
= gimple_cond_lhs (gs
);
2710 tree rhs
= gimple_cond_rhs (gs
);
2711 enum tree_code code
= gimple_cond_code (gs
);
2713 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2716 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2719 if (code
== NE_EXPR
&& lhs
== rhs
)
2722 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2728 /* Check if conditional statement GS is of the form 'if (var != 0)' or
2732 gimple_cond_single_var_p (gimple gs
)
2734 if (gimple_cond_code (gs
) == NE_EXPR
2735 && gimple_cond_rhs (gs
) == boolean_false_node
)
2738 if (gimple_cond_code (gs
) == EQ_EXPR
2739 && gimple_cond_rhs (gs
) == boolean_true_node
)
2745 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2748 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2750 gimple_cond_set_code (stmt
, code
);
2751 gimple_cond_set_lhs (stmt
, lhs
);
2752 gimple_cond_set_rhs (stmt
, rhs
);
2755 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2758 gimple_label_label (const_gimple gs
)
2760 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2761 return gimple_op (gs
, 0);
2765 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2769 gimple_label_set_label (gimple gs
, tree label
)
2771 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2772 gimple_set_op (gs
, 0, label
);
2776 /* Return the destination of the unconditional jump GS. */
2779 gimple_goto_dest (const_gimple gs
)
2781 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2782 return gimple_op (gs
, 0);
2786 /* Set DEST to be the destination of the unconditonal jump GS. */
2789 gimple_goto_set_dest (gimple gs
, tree dest
)
2791 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2792 gimple_set_op (gs
, 0, dest
);
2796 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2799 gimple_bind_vars (const_gimple gs
)
2801 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2802 return gs
->gimple_bind
.vars
;
2806 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2810 gimple_bind_set_vars (gimple gs
, tree vars
)
2812 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2813 gs
->gimple_bind
.vars
= vars
;
2817 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2821 gimple_bind_append_vars (gimple gs
, tree vars
)
2823 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2824 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2828 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2830 static inline gimple_seq
2831 gimple_bind_body (gimple gs
)
2833 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2834 return gs
->gimple_bind
.body
;
2838 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2842 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2844 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2845 gs
->gimple_bind
.body
= seq
;
2849 /* Append a statement to the end of a GIMPLE_BIND's body. */
2852 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2854 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2855 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2859 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2862 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2864 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2865 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2869 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2870 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2873 gimple_bind_block (const_gimple gs
)
2875 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2876 return gs
->gimple_bind
.block
;
2880 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2884 gimple_bind_set_block (gimple gs
, tree block
)
2886 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2887 gcc_gimple_checking_assert (block
== NULL_TREE
2888 || TREE_CODE (block
) == BLOCK
);
2889 gs
->gimple_bind
.block
= block
;
2893 /* Return the number of input operands for GIMPLE_ASM GS. */
2895 static inline unsigned
2896 gimple_asm_ninputs (const_gimple gs
)
2898 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2899 return gs
->gimple_asm
.ni
;
2903 /* Return the number of output operands for GIMPLE_ASM GS. */
2905 static inline unsigned
2906 gimple_asm_noutputs (const_gimple gs
)
2908 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2909 return gs
->gimple_asm
.no
;
2913 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2915 static inline unsigned
2916 gimple_asm_nclobbers (const_gimple gs
)
2918 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2919 return gs
->gimple_asm
.nc
;
2922 /* Return the number of label operands for GIMPLE_ASM GS. */
2924 static inline unsigned
2925 gimple_asm_nlabels (const_gimple gs
)
2927 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2928 return gs
->gimple_asm
.nl
;
2931 /* Return input operand INDEX of GIMPLE_ASM GS. */
2934 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2936 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2937 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2938 return gimple_op (gs
, index
);
2941 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2943 static inline tree
*
2944 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2946 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2947 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
);
2948 return gimple_op_ptr (gs
, index
);
2952 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2955 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2957 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2958 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.ni
2959 && TREE_CODE (in_op
) == TREE_LIST
);
2960 gimple_set_op (gs
, index
, in_op
);
2964 /* Return output operand INDEX of GIMPLE_ASM GS. */
2967 gimple_asm_output_op (const_gimple gs
, unsigned index
)
2969 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2970 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2971 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
);
2974 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
2976 static inline tree
*
2977 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
2979 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2980 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
);
2981 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.ni
);
2985 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
2988 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
2990 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2991 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.no
2992 && TREE_CODE (out_op
) == TREE_LIST
);
2993 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
, out_op
);
2997 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3000 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3002 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3003 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
);
3004 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3008 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3011 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3013 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3014 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nc
3015 && TREE_CODE (clobber_op
) == TREE_LIST
);
3016 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3019 /* Return label operand INDEX of GIMPLE_ASM GS. */
3022 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3024 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3025 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
);
3026 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3029 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3032 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3034 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3035 gcc_gimple_checking_assert (index
<= gs
->gimple_asm
.nl
3036 && TREE_CODE (label_op
) == TREE_LIST
);
3037 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3040 /* Return the string representing the assembly instruction in
3043 static inline const char *
3044 gimple_asm_string (const_gimple gs
)
3046 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3047 return gs
->gimple_asm
.string
;
3051 /* Return true if GS is an asm statement marked volatile. */
3054 gimple_asm_volatile_p (const_gimple gs
)
3056 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3057 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3061 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3064 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3066 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3068 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3070 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3074 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3077 gimple_asm_set_input (gimple gs
, bool input_p
)
3079 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3081 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3083 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3087 /* Return true if asm GS is an ASM_INPUT. */
3090 gimple_asm_input_p (const_gimple gs
)
3092 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3093 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3097 /* Return the types handled by GIMPLE_CATCH statement GS. */
3100 gimple_catch_types (const_gimple gs
)
3102 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3103 return gs
->gimple_catch
.types
;
3107 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3109 static inline tree
*
3110 gimple_catch_types_ptr (gimple gs
)
3112 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3113 return &gs
->gimple_catch
.types
;
3117 /* Return the GIMPLE sequence representing the body of the handler of
3118 GIMPLE_CATCH statement GS. */
3120 static inline gimple_seq
3121 gimple_catch_handler (gimple gs
)
3123 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3124 return gs
->gimple_catch
.handler
;
3128 /* Return a pointer to the GIMPLE sequence representing the body of
3129 the handler of GIMPLE_CATCH statement GS. */
3131 static inline gimple_seq
*
3132 gimple_catch_handler_ptr (gimple gs
)
3134 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3135 return &gs
->gimple_catch
.handler
;
3139 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3142 gimple_catch_set_types (gimple gs
, tree t
)
3144 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3145 gs
->gimple_catch
.types
= t
;
3149 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3152 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3154 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3155 gs
->gimple_catch
.handler
= handler
;
3159 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3162 gimple_eh_filter_types (const_gimple gs
)
3164 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3165 return gs
->gimple_eh_filter
.types
;
3169 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3172 static inline tree
*
3173 gimple_eh_filter_types_ptr (gimple gs
)
3175 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3176 return &gs
->gimple_eh_filter
.types
;
3180 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3183 static inline gimple_seq
3184 gimple_eh_filter_failure (gimple gs
)
3186 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3187 return gs
->gimple_eh_filter
.failure
;
3191 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3194 gimple_eh_filter_set_types (gimple gs
, tree types
)
3196 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3197 gs
->gimple_eh_filter
.types
= types
;
3201 /* Set FAILURE to be the sequence of statements to execute on failure
3202 for GIMPLE_EH_FILTER GS. */
3205 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3207 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3208 gs
->gimple_eh_filter
.failure
= failure
;
3211 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3214 gimple_eh_must_not_throw_fndecl (gimple gs
)
3216 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3217 return gs
->gimple_eh_mnt
.fndecl
;
3220 /* Set the function decl to be called by GS to DECL. */
3223 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3225 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3226 gs
->gimple_eh_mnt
.fndecl
= decl
;
3229 /* GIMPLE_EH_ELSE accessors. */
3231 static inline gimple_seq
3232 gimple_eh_else_n_body (gimple gs
)
3234 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3235 return gs
->gimple_eh_else
.n_body
;
3238 static inline gimple_seq
3239 gimple_eh_else_e_body (gimple gs
)
3241 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3242 return gs
->gimple_eh_else
.e_body
;
3246 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3248 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3249 gs
->gimple_eh_else
.n_body
= seq
;
3253 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3255 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3256 gs
->gimple_eh_else
.e_body
= seq
;
3259 /* GIMPLE_TRY accessors. */
3261 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3262 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3264 static inline enum gimple_try_flags
3265 gimple_try_kind (const_gimple gs
)
3267 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3268 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3272 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3275 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3277 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3278 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3279 || kind
== GIMPLE_TRY_FINALLY
);
3280 if (gimple_try_kind (gs
) != kind
)
3281 gs
->gsbase
.subcode
= (unsigned int) kind
;
3285 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3288 gimple_try_catch_is_cleanup (const_gimple gs
)
3290 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3291 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3295 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3297 static inline gimple_seq
3298 gimple_try_eval (gimple gs
)
3300 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3301 return gs
->gimple_try
.eval
;
3305 /* Return the sequence of statements used as the cleanup body for
3308 static inline gimple_seq
3309 gimple_try_cleanup (gimple gs
)
3311 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3312 return gs
->gimple_try
.cleanup
;
3316 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3319 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3321 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3322 if (catch_is_cleanup
)
3323 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3325 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3329 /* Set EVAL to be the sequence of statements to use as the body for
3333 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3335 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3336 gs
->gimple_try
.eval
= eval
;
3340 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3341 body for GIMPLE_TRY GS. */
3344 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3346 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3347 gs
->gimple_try
.cleanup
= cleanup
;
3351 /* Return the cleanup sequence for cleanup statement GS. */
3353 static inline gimple_seq
3354 gimple_wce_cleanup (gimple gs
)
3356 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3357 return gs
->gimple_wce
.cleanup
;
3361 /* Set CLEANUP to be the cleanup sequence for GS. */
3364 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3366 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3367 gs
->gimple_wce
.cleanup
= cleanup
;
3371 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3374 gimple_wce_cleanup_eh_only (const_gimple gs
)
3376 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3377 return gs
->gsbase
.subcode
!= 0;
3381 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3384 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3386 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3387 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3391 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3393 static inline unsigned
3394 gimple_phi_capacity (const_gimple gs
)
3396 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3397 return gs
->gimple_phi
.capacity
;
3401 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3402 be exactly the number of incoming edges for the basic block holding
3405 static inline unsigned
3406 gimple_phi_num_args (const_gimple gs
)
3408 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3409 return gs
->gimple_phi
.nargs
;
3413 /* Return the SSA name created by GIMPLE_PHI GS. */
3416 gimple_phi_result (const_gimple gs
)
3418 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3419 return gs
->gimple_phi
.result
;
3422 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3424 static inline tree
*
3425 gimple_phi_result_ptr (gimple gs
)
3427 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3428 return &gs
->gimple_phi
.result
;
3431 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3434 gimple_phi_set_result (gimple gs
, tree result
)
3436 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3437 gs
->gimple_phi
.result
= result
;
3441 /* Return the PHI argument corresponding to incoming edge INDEX for
3444 static inline struct phi_arg_d
*
3445 gimple_phi_arg (gimple gs
, unsigned index
)
3447 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3448 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3449 return &(gs
->gimple_phi
.args
[index
]);
3452 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3453 for GIMPLE_PHI GS. */
3456 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3458 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3459 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3460 gs
->gimple_phi
.args
[index
] = *phiarg
;
3463 /* Return the region number for GIMPLE_RESX GS. */
3466 gimple_resx_region (const_gimple gs
)
3468 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3469 return gs
->gimple_eh_ctrl
.region
;
3472 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3475 gimple_resx_set_region (gimple gs
, int region
)
3477 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3478 gs
->gimple_eh_ctrl
.region
= region
;
3481 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3484 gimple_eh_dispatch_region (const_gimple gs
)
3486 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3487 return gs
->gimple_eh_ctrl
.region
;
3490 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3493 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3495 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3496 gs
->gimple_eh_ctrl
.region
= region
;
3499 /* Return the number of labels associated with the switch statement GS. */
3501 static inline unsigned
3502 gimple_switch_num_labels (const_gimple gs
)
3505 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3506 num_ops
= gimple_num_ops (gs
);
3507 gcc_gimple_checking_assert (num_ops
> 1);
3512 /* Set NLABELS to be the number of labels for the switch statement GS. */
3515 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3517 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3518 gimple_set_num_ops (g
, nlabels
+ 1);
3522 /* Return the index variable used by the switch statement GS. */
3525 gimple_switch_index (const_gimple gs
)
3527 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3528 return gimple_op (gs
, 0);
3532 /* Return a pointer to the index variable for the switch statement GS. */
3534 static inline tree
*
3535 gimple_switch_index_ptr (const_gimple gs
)
3537 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3538 return gimple_op_ptr (gs
, 0);
3542 /* Set INDEX to be the index variable for switch statement GS. */
3545 gimple_switch_set_index (gimple gs
, tree index
)
3547 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3548 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3549 gimple_set_op (gs
, 0, index
);
3553 /* Return the label numbered INDEX. The default label is 0, followed by any
3554 labels in a switch statement. */
3557 gimple_switch_label (const_gimple gs
, unsigned index
)
3559 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3560 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3561 return gimple_op (gs
, index
+ 1);
3564 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3567 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3569 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3570 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3571 && (label
== NULL_TREE
3572 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3573 gimple_set_op (gs
, index
+ 1, label
);
3576 /* Return the default label for a switch statement. */
3579 gimple_switch_default_label (const_gimple gs
)
3581 return gimple_switch_label (gs
, 0);
3584 /* Set the default label for a switch statement. */
3587 gimple_switch_set_default_label (gimple gs
, tree label
)
3589 gimple_switch_set_label (gs
, 0, label
);
3592 /* Return true if GS is a GIMPLE_DEBUG statement. */
3595 is_gimple_debug (const_gimple gs
)
3597 return gimple_code (gs
) == GIMPLE_DEBUG
;
3600 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3603 gimple_debug_bind_p (const_gimple s
)
3605 if (is_gimple_debug (s
))
3606 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3611 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3614 gimple_debug_bind_get_var (gimple dbg
)
3616 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3617 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3618 return gimple_op (dbg
, 0);
3621 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3625 gimple_debug_bind_get_value (gimple dbg
)
3627 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3628 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3629 return gimple_op (dbg
, 1);
3632 /* Return a pointer to the value bound to the variable in a
3633 GIMPLE_DEBUG bind statement. */
3635 static inline tree
*
3636 gimple_debug_bind_get_value_ptr (gimple dbg
)
3638 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3639 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3640 return gimple_op_ptr (dbg
, 1);
3643 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3646 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3648 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3649 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3650 gimple_set_op (dbg
, 0, var
);
3653 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3657 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3659 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3660 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3661 gimple_set_op (dbg
, 1, value
);
3664 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3666 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3668 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3672 gimple_debug_bind_reset_value (gimple dbg
)
3674 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3675 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3676 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3679 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3683 gimple_debug_bind_has_value_p (gimple dbg
)
3685 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3686 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3687 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3690 #undef GIMPLE_DEBUG_BIND_NOVALUE
3692 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3695 gimple_debug_source_bind_p (const_gimple s
)
3697 if (is_gimple_debug (s
))
3698 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3703 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3706 gimple_debug_source_bind_get_var (gimple dbg
)
3708 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3709 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3710 return gimple_op (dbg
, 0);
3713 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3717 gimple_debug_source_bind_get_value (gimple dbg
)
3719 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3720 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3721 return gimple_op (dbg
, 1);
3724 /* Return a pointer to the value bound to the variable in a
3725 GIMPLE_DEBUG source bind statement. */
3727 static inline tree
*
3728 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3730 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3731 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3732 return gimple_op_ptr (dbg
, 1);
3735 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3738 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3740 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3741 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3742 gimple_set_op (dbg
, 0, var
);
3745 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3749 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3751 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3752 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3753 gimple_set_op (dbg
, 1, value
);
3756 /* Return the body for the OMP statement GS. */
3758 static inline gimple_seq
3759 gimple_omp_body (gimple gs
)
3761 return gs
->omp
.body
;
3764 /* Set BODY to be the body for the OMP statement GS. */
3767 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3769 gs
->omp
.body
= body
;
3773 /* Return the name associated with OMP_CRITICAL statement GS. */
3776 gimple_omp_critical_name (const_gimple gs
)
3778 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3779 return gs
->gimple_omp_critical
.name
;
3783 /* Return a pointer to the name associated with OMP critical statement GS. */
3785 static inline tree
*
3786 gimple_omp_critical_name_ptr (gimple gs
)
3788 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3789 return &gs
->gimple_omp_critical
.name
;
3793 /* Set NAME to be the name associated with OMP critical statement GS. */
3796 gimple_omp_critical_set_name (gimple gs
, tree name
)
3798 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3799 gs
->gimple_omp_critical
.name
= name
;
3803 /* Return the clauses associated with OMP_FOR GS. */
3806 gimple_omp_for_clauses (const_gimple gs
)
3808 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3809 return gs
->gimple_omp_for
.clauses
;
3813 /* Return a pointer to the OMP_FOR GS. */
3815 static inline tree
*
3816 gimple_omp_for_clauses_ptr (gimple gs
)
3818 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3819 return &gs
->gimple_omp_for
.clauses
;
3823 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3826 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3828 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3829 gs
->gimple_omp_for
.clauses
= clauses
;
3833 /* Get the collapse count of OMP_FOR GS. */
3835 static inline size_t
3836 gimple_omp_for_collapse (gimple gs
)
3838 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3839 return gs
->gimple_omp_for
.collapse
;
3843 /* Return the index variable for OMP_FOR GS. */
3846 gimple_omp_for_index (const_gimple gs
, size_t i
)
3848 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3849 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3850 return gs
->gimple_omp_for
.iter
[i
].index
;
3854 /* Return a pointer to the index variable for OMP_FOR GS. */
3856 static inline tree
*
3857 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3859 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3860 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3861 return &gs
->gimple_omp_for
.iter
[i
].index
;
3865 /* Set INDEX to be the index variable for OMP_FOR GS. */
3868 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3870 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3871 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3872 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3876 /* Return the initial value for OMP_FOR GS. */
3879 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3881 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3882 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3883 return gs
->gimple_omp_for
.iter
[i
].initial
;
3887 /* Return a pointer to the initial value for OMP_FOR GS. */
3889 static inline tree
*
3890 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3892 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3893 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3894 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3898 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3901 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3903 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3904 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3905 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
3909 /* Return the final value for OMP_FOR GS. */
3912 gimple_omp_for_final (const_gimple gs
, size_t i
)
3914 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3915 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3916 return gs
->gimple_omp_for
.iter
[i
].final
;
3920 /* Return a pointer to the final value for OMP_FOR GS. */
3922 static inline tree
*
3923 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
3925 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3926 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3927 return &gs
->gimple_omp_for
.iter
[i
].final
;
3931 /* Set FINAL to be the final value for OMP_FOR GS. */
3934 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
3936 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3937 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3938 gs
->gimple_omp_for
.iter
[i
].final
= final
;
3942 /* Return the increment value for OMP_FOR GS. */
3945 gimple_omp_for_incr (const_gimple gs
, size_t i
)
3947 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3948 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3949 return gs
->gimple_omp_for
.iter
[i
].incr
;
3953 /* Return a pointer to the increment value for OMP_FOR GS. */
3955 static inline tree
*
3956 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
3958 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3959 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3960 return &gs
->gimple_omp_for
.iter
[i
].incr
;
3964 /* Set INCR to be the increment value for OMP_FOR GS. */
3967 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
3969 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3970 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3971 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
3975 /* Return the sequence of statements to execute before the OMP_FOR
3976 statement GS starts. */
3978 static inline gimple_seq
3979 gimple_omp_for_pre_body (gimple gs
)
3981 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3982 return gs
->gimple_omp_for
.pre_body
;
3986 /* Set PRE_BODY to be the sequence of statements to execute before the
3987 OMP_FOR statement GS starts. */
3990 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
3992 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3993 gs
->gimple_omp_for
.pre_body
= pre_body
;
3997 /* Return the clauses associated with OMP_PARALLEL GS. */
4000 gimple_omp_parallel_clauses (const_gimple gs
)
4002 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4003 return gs
->gimple_omp_parallel
.clauses
;
4007 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4009 static inline tree
*
4010 gimple_omp_parallel_clauses_ptr (gimple gs
)
4012 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4013 return &gs
->gimple_omp_parallel
.clauses
;
4017 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4021 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4023 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4024 gs
->gimple_omp_parallel
.clauses
= clauses
;
4028 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4031 gimple_omp_parallel_child_fn (const_gimple gs
)
4033 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4034 return gs
->gimple_omp_parallel
.child_fn
;
4037 /* Return a pointer to the child function used to hold the body of
4040 static inline tree
*
4041 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4043 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4044 return &gs
->gimple_omp_parallel
.child_fn
;
4048 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4051 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4053 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4054 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4058 /* Return the artificial argument used to send variables and values
4059 from the parent to the children threads in OMP_PARALLEL GS. */
4062 gimple_omp_parallel_data_arg (const_gimple gs
)
4064 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4065 return gs
->gimple_omp_parallel
.data_arg
;
4069 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4071 static inline tree
*
4072 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4074 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4075 return &gs
->gimple_omp_parallel
.data_arg
;
4079 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4082 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4084 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4085 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4089 /* Return the clauses associated with OMP_TASK GS. */
4092 gimple_omp_task_clauses (const_gimple gs
)
4094 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4095 return gs
->gimple_omp_parallel
.clauses
;
4099 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4101 static inline tree
*
4102 gimple_omp_task_clauses_ptr (gimple gs
)
4104 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4105 return &gs
->gimple_omp_parallel
.clauses
;
4109 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4113 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4115 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4116 gs
->gimple_omp_parallel
.clauses
= clauses
;
4120 /* Return the child function used to hold the body of OMP_TASK GS. */
4123 gimple_omp_task_child_fn (const_gimple gs
)
4125 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4126 return gs
->gimple_omp_parallel
.child_fn
;
4129 /* Return a pointer to the child function used to hold the body of
4132 static inline tree
*
4133 gimple_omp_task_child_fn_ptr (gimple gs
)
4135 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4136 return &gs
->gimple_omp_parallel
.child_fn
;
4140 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4143 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4145 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4146 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4150 /* Return the artificial argument used to send variables and values
4151 from the parent to the children threads in OMP_TASK GS. */
4154 gimple_omp_task_data_arg (const_gimple gs
)
4156 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4157 return gs
->gimple_omp_parallel
.data_arg
;
4161 /* Return a pointer to the data argument for OMP_TASK GS. */
4163 static inline tree
*
4164 gimple_omp_task_data_arg_ptr (gimple gs
)
4166 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4167 return &gs
->gimple_omp_parallel
.data_arg
;
4171 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4174 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4176 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4177 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4181 /* Return the clauses associated with OMP_TASK GS. */
4184 gimple_omp_taskreg_clauses (const_gimple gs
)
4186 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4187 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4188 return gs
->gimple_omp_parallel
.clauses
;
4192 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4194 static inline tree
*
4195 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4197 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4198 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4199 return &gs
->gimple_omp_parallel
.clauses
;
4203 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4207 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4209 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4210 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4211 gs
->gimple_omp_parallel
.clauses
= clauses
;
4215 /* Return the child function used to hold the body of OMP_TASK GS. */
4218 gimple_omp_taskreg_child_fn (const_gimple gs
)
4220 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4221 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4222 return gs
->gimple_omp_parallel
.child_fn
;
4225 /* Return a pointer to the child function used to hold the body of
4228 static inline tree
*
4229 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4231 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4232 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4233 return &gs
->gimple_omp_parallel
.child_fn
;
4237 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4240 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4242 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4243 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4244 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4248 /* Return the artificial argument used to send variables and values
4249 from the parent to the children threads in OMP_TASK GS. */
4252 gimple_omp_taskreg_data_arg (const_gimple gs
)
4254 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4255 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4256 return gs
->gimple_omp_parallel
.data_arg
;
4260 /* Return a pointer to the data argument for OMP_TASK GS. */
4262 static inline tree
*
4263 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4265 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4266 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4267 return &gs
->gimple_omp_parallel
.data_arg
;
4271 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4274 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4276 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4277 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4278 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4282 /* Return the copy function used to hold the body of OMP_TASK GS. */
4285 gimple_omp_task_copy_fn (const_gimple gs
)
4287 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4288 return gs
->gimple_omp_task
.copy_fn
;
4291 /* Return a pointer to the copy function used to hold the body of
4294 static inline tree
*
4295 gimple_omp_task_copy_fn_ptr (gimple gs
)
4297 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4298 return &gs
->gimple_omp_task
.copy_fn
;
4302 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4305 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4307 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4308 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4312 /* Return size of the data block in bytes in OMP_TASK GS. */
4315 gimple_omp_task_arg_size (const_gimple gs
)
4317 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4318 return gs
->gimple_omp_task
.arg_size
;
4322 /* Return a pointer to the data block size for OMP_TASK GS. */
4324 static inline tree
*
4325 gimple_omp_task_arg_size_ptr (gimple gs
)
4327 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4328 return &gs
->gimple_omp_task
.arg_size
;
4332 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4335 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4337 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4338 gs
->gimple_omp_task
.arg_size
= arg_size
;
4342 /* Return align of the data block in bytes in OMP_TASK GS. */
4345 gimple_omp_task_arg_align (const_gimple gs
)
4347 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4348 return gs
->gimple_omp_task
.arg_align
;
4352 /* Return a pointer to the data block align for OMP_TASK GS. */
4354 static inline tree
*
4355 gimple_omp_task_arg_align_ptr (gimple gs
)
4357 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4358 return &gs
->gimple_omp_task
.arg_align
;
4362 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4365 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4367 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4368 gs
->gimple_omp_task
.arg_align
= arg_align
;
4372 /* Return the clauses associated with OMP_SINGLE GS. */
4375 gimple_omp_single_clauses (const_gimple gs
)
4377 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4378 return gs
->gimple_omp_single
.clauses
;
4382 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4384 static inline tree
*
4385 gimple_omp_single_clauses_ptr (gimple gs
)
4387 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4388 return &gs
->gimple_omp_single
.clauses
;
4392 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4395 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4397 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4398 gs
->gimple_omp_single
.clauses
= clauses
;
4402 /* Return the clauses associated with OMP_SECTIONS GS. */
4405 gimple_omp_sections_clauses (const_gimple gs
)
4407 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4408 return gs
->gimple_omp_sections
.clauses
;
4412 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4414 static inline tree
*
4415 gimple_omp_sections_clauses_ptr (gimple gs
)
4417 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4418 return &gs
->gimple_omp_sections
.clauses
;
4422 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4426 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4428 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4429 gs
->gimple_omp_sections
.clauses
= clauses
;
4433 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4437 gimple_omp_sections_control (const_gimple gs
)
4439 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4440 return gs
->gimple_omp_sections
.control
;
4444 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4447 static inline tree
*
4448 gimple_omp_sections_control_ptr (gimple gs
)
4450 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4451 return &gs
->gimple_omp_sections
.control
;
4455 /* Set CONTROL to be the set of clauses associated with the
4456 GIMPLE_OMP_SECTIONS in GS. */
4459 gimple_omp_sections_set_control (gimple gs
, tree control
)
4461 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4462 gs
->gimple_omp_sections
.control
= control
;
4466 /* Set COND to be the condition code for OMP_FOR GS. */
4469 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4471 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4472 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4473 && i
< gs
->gimple_omp_for
.collapse
);
4474 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4478 /* Return the condition code associated with OMP_FOR GS. */
4480 static inline enum tree_code
4481 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4483 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4484 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4485 return gs
->gimple_omp_for
.iter
[i
].cond
;
4489 /* Set the value being stored in an atomic store. */
4492 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4494 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4495 g
->gimple_omp_atomic_store
.val
= val
;
4499 /* Return the value being stored in an atomic store. */
4502 gimple_omp_atomic_store_val (const_gimple g
)
4504 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4505 return g
->gimple_omp_atomic_store
.val
;
4509 /* Return a pointer to the value being stored in an atomic store. */
4511 static inline tree
*
4512 gimple_omp_atomic_store_val_ptr (gimple g
)
4514 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4515 return &g
->gimple_omp_atomic_store
.val
;
4519 /* Set the LHS of an atomic load. */
4522 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4524 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4525 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4529 /* Get the LHS of an atomic load. */
4532 gimple_omp_atomic_load_lhs (const_gimple g
)
4534 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4535 return g
->gimple_omp_atomic_load
.lhs
;
4539 /* Return a pointer to the LHS of an atomic load. */
4541 static inline tree
*
4542 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4544 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4545 return &g
->gimple_omp_atomic_load
.lhs
;
4549 /* Set the RHS of an atomic load. */
4552 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4554 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4555 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4559 /* Get the RHS of an atomic load. */
4562 gimple_omp_atomic_load_rhs (const_gimple g
)
4564 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4565 return g
->gimple_omp_atomic_load
.rhs
;
4569 /* Return a pointer to the RHS of an atomic load. */
4571 static inline tree
*
4572 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4574 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4575 return &g
->gimple_omp_atomic_load
.rhs
;
4579 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4582 gimple_omp_continue_control_def (const_gimple g
)
4584 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4585 return g
->gimple_omp_continue
.control_def
;
4588 /* The same as above, but return the address. */
4590 static inline tree
*
4591 gimple_omp_continue_control_def_ptr (gimple g
)
4593 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4594 return &g
->gimple_omp_continue
.control_def
;
4597 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4600 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4602 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4603 g
->gimple_omp_continue
.control_def
= def
;
4607 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4610 gimple_omp_continue_control_use (const_gimple g
)
4612 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4613 return g
->gimple_omp_continue
.control_use
;
4617 /* The same as above, but return the address. */
4619 static inline tree
*
4620 gimple_omp_continue_control_use_ptr (gimple g
)
4622 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4623 return &g
->gimple_omp_continue
.control_use
;
4627 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4630 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4632 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4633 g
->gimple_omp_continue
.control_use
= use
;
4636 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
4638 static inline gimple_seq
4639 gimple_transaction_body (gimple gs
)
4641 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4642 return gs
->gimple_transaction
.body
;
4645 /* Return the label associated with a GIMPLE_TRANSACTION. */
4648 gimple_transaction_label (const_gimple gs
)
4650 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4651 return gs
->gimple_transaction
.label
;
4654 static inline tree
*
4655 gimple_transaction_label_ptr (gimple gs
)
4657 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4658 return &gs
->gimple_transaction
.label
;
4661 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
4663 static inline unsigned int
4664 gimple_transaction_subcode (const_gimple gs
)
4666 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4667 return gs
->gsbase
.subcode
;
4670 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
4673 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
4675 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4676 gs
->gimple_transaction
.body
= body
;
4679 /* Set the label associated with a GIMPLE_TRANSACTION. */
4682 gimple_transaction_set_label (gimple gs
, tree label
)
4684 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4685 gs
->gimple_transaction
.label
= label
;
4688 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
4691 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
4693 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4694 gs
->gsbase
.subcode
= subcode
;
4698 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4700 static inline tree
*
4701 gimple_return_retval_ptr (const_gimple gs
)
4703 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4704 return gimple_op_ptr (gs
, 0);
4707 /* Return the return value for GIMPLE_RETURN GS. */
4710 gimple_return_retval (const_gimple gs
)
4712 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4713 return gimple_op (gs
, 0);
4717 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4720 gimple_return_set_retval (gimple gs
, tree retval
)
4722 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4723 gimple_set_op (gs
, 0, retval
);
4727 /* Returns true when the gimple statment STMT is any of the OpenMP types. */
4729 #define CASE_GIMPLE_OMP \
4730 case GIMPLE_OMP_PARALLEL: \
4731 case GIMPLE_OMP_TASK: \
4732 case GIMPLE_OMP_FOR: \
4733 case GIMPLE_OMP_SECTIONS: \
4734 case GIMPLE_OMP_SECTIONS_SWITCH: \
4735 case GIMPLE_OMP_SINGLE: \
4736 case GIMPLE_OMP_SECTION: \
4737 case GIMPLE_OMP_MASTER: \
4738 case GIMPLE_OMP_ORDERED: \
4739 case GIMPLE_OMP_CRITICAL: \
4740 case GIMPLE_OMP_RETURN: \
4741 case GIMPLE_OMP_ATOMIC_LOAD: \
4742 case GIMPLE_OMP_ATOMIC_STORE: \
4743 case GIMPLE_OMP_CONTINUE
4746 is_gimple_omp (const_gimple stmt
)
4748 switch (gimple_code (stmt
))
4758 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4761 gimple_nop_p (const_gimple g
)
4763 return gimple_code (g
) == GIMPLE_NOP
;
4767 /* Return true if GS is a GIMPLE_RESX. */
4770 is_gimple_resx (const_gimple gs
)
4772 return gimple_code (gs
) == GIMPLE_RESX
;
4775 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4777 static inline enum br_predictor
4778 gimple_predict_predictor (gimple gs
)
4780 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4781 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4785 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4788 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4790 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4791 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4792 | (unsigned) predictor
;
4796 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4798 static inline enum prediction
4799 gimple_predict_outcome (gimple gs
)
4801 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4802 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4806 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4809 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4811 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4812 if (outcome
== TAKEN
)
4813 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4815 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4819 /* Return the type of the main expression computed by STMT. Return
4820 void_type_node if the statement computes nothing. */
4823 gimple_expr_type (const_gimple stmt
)
4825 enum gimple_code code
= gimple_code (stmt
);
4827 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4830 /* In general we want to pass out a type that can be substituted
4831 for both the RHS and the LHS types if there is a possibly
4832 useless conversion involved. That means returning the
4833 original RHS type as far as we can reconstruct it. */
4834 if (code
== GIMPLE_CALL
)
4835 type
= gimple_call_return_type (stmt
);
4837 switch (gimple_assign_rhs_code (stmt
))
4839 case POINTER_PLUS_EXPR
:
4840 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4844 /* As fallback use the type of the LHS. */
4845 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4850 else if (code
== GIMPLE_COND
)
4851 return boolean_type_node
;
4853 return void_type_node
;
4856 /* Return true if TYPE is a suitable type for a scalar register variable. */
4859 is_gimple_reg_type (tree type
)
4861 return !AGGREGATE_TYPE_P (type
);
4864 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4866 static inline gimple_stmt_iterator
4867 gsi_start (gimple_seq seq
)
4869 gimple_stmt_iterator i
;
4871 i
.ptr
= gimple_seq_first (seq
);
4873 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4879 /* Return a new iterator pointing to the first statement in basic block BB. */
4881 static inline gimple_stmt_iterator
4882 gsi_start_bb (basic_block bb
)
4884 gimple_stmt_iterator i
;
4888 i
.ptr
= gimple_seq_first (seq
);
4896 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
4898 static inline gimple_stmt_iterator
4899 gsi_last (gimple_seq seq
)
4901 gimple_stmt_iterator i
;
4903 i
.ptr
= gimple_seq_last (seq
);
4905 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4911 /* Return a new iterator pointing to the last statement in basic block BB. */
4913 static inline gimple_stmt_iterator
4914 gsi_last_bb (basic_block bb
)
4916 gimple_stmt_iterator i
;
4920 i
.ptr
= gimple_seq_last (seq
);
4928 /* Return true if I is at the end of its sequence. */
4931 gsi_end_p (gimple_stmt_iterator i
)
4933 return i
.ptr
== NULL
;
4937 /* Return true if I is one statement before the end of its sequence. */
4940 gsi_one_before_end_p (gimple_stmt_iterator i
)
4942 return i
.ptr
!= NULL
&& i
.ptr
->next
== NULL
;
4946 /* Advance the iterator to the next gimple statement. */
4949 gsi_next (gimple_stmt_iterator
*i
)
4951 i
->ptr
= i
->ptr
->next
;
4954 /* Advance the iterator to the previous gimple statement. */
4957 gsi_prev (gimple_stmt_iterator
*i
)
4959 i
->ptr
= i
->ptr
->prev
;
4962 /* Return the current stmt. */
4964 static inline gimple
4965 gsi_stmt (gimple_stmt_iterator i
)
4970 /* Return a block statement iterator that points to the first non-label
4971 statement in block BB. */
4973 static inline gimple_stmt_iterator
4974 gsi_after_labels (basic_block bb
)
4976 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
4978 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
4984 /* Advance the iterator to the next non-debug gimple statement. */
4987 gsi_next_nondebug (gimple_stmt_iterator
*i
)
4993 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
4996 /* Advance the iterator to the next non-debug gimple statement. */
4999 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5005 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5008 /* Return a new iterator pointing to the first non-debug statement in
5011 static inline gimple_stmt_iterator
5012 gsi_start_nondebug_bb (basic_block bb
)
5014 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5016 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5017 gsi_next_nondebug (&i
);
5022 /* Return a new iterator pointing to the last non-debug statement in
5025 static inline gimple_stmt_iterator
5026 gsi_last_nondebug_bb (basic_block bb
)
5028 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5030 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5031 gsi_prev_nondebug (&i
);
5036 /* Return a pointer to the current stmt.
5038 NOTE: You may want to use gsi_replace on the iterator itself,
5039 as this performs additional bookkeeping that will not be done
5040 if you simply assign through a pointer returned by gsi_stmt_ptr. */
5042 static inline gimple
*
5043 gsi_stmt_ptr (gimple_stmt_iterator
*i
)
5045 return &i
->ptr
->stmt
;
5049 /* Return the basic block associated with this iterator. */
5051 static inline basic_block
5052 gsi_bb (gimple_stmt_iterator i
)
5058 /* Return the sequence associated with this iterator. */
5060 static inline gimple_seq
5061 gsi_seq (gimple_stmt_iterator i
)
5067 enum gsi_iterator_update
5069 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5071 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5072 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5073 for linking other statements in the same
5077 /* In gimple-iterator.c */
5078 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5079 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5080 gimple_seq
gsi_split_seq_before (gimple_stmt_iterator
*);
5081 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5082 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5083 enum gsi_iterator_update
);
5084 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5085 enum gsi_iterator_update
);
5086 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5087 enum gsi_iterator_update
);
5088 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5089 enum gsi_iterator_update
);
5090 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5091 enum gsi_iterator_update
);
5092 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5093 enum gsi_iterator_update
);
5094 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5095 enum gsi_iterator_update
);
5096 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5097 enum gsi_iterator_update
);
5098 bool gsi_remove (gimple_stmt_iterator
*, bool);
5099 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5100 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5101 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5102 void gsi_move_to_bb_end (gimple_stmt_iterator
*, struct basic_block_def
*);
5103 void gsi_insert_on_edge (edge
, gimple
);
5104 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5105 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5106 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5107 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5108 void gsi_commit_edge_inserts (void);
5109 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5112 /* Convenience routines to walk all statements of a gimple function.
5113 Note that this is useful exclusively before the code is converted
5114 into SSA form. Once the program is in SSA form, the standard
5115 operand interface should be used to analyze/modify statements. */
5116 struct walk_stmt_info
5118 /* Points to the current statement being walked. */
5119 gimple_stmt_iterator gsi
;
5121 /* Additional data that the callback functions may want to carry
5122 through the recursion. */
5125 /* Pointer map used to mark visited tree nodes when calling
5126 walk_tree on each operand. If set to NULL, duplicate tree nodes
5127 will be visited more than once. */
5128 struct pointer_set_t
*pset
;
5130 /* Operand returned by the callbacks. This is set when calling
5131 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5132 returns non-NULL, this field will contain the tree returned by
5133 the last callback. */
5134 tree callback_result
;
5136 /* Indicates whether the operand being examined may be replaced
5137 with something that matches is_gimple_val (if true) or something
5138 slightly more complicated (if false). "Something" technically
5139 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5140 but we never try to form anything more complicated than that, so
5141 we don't bother checking.
5143 Also note that CALLBACK should update this flag while walking the
5144 sub-expressions of a statement. For instance, when walking the
5145 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5146 to true, however, when walking &var, the operand of that
5147 ADDR_EXPR does not need to be a GIMPLE value. */
5148 BOOL_BITFIELD val_only
: 1;
5150 /* True if we are currently walking the LHS of an assignment. */
5151 BOOL_BITFIELD is_lhs
: 1;
5153 /* Optional. Set to true by the callback functions if they made any
5155 BOOL_BITFIELD changed
: 1;
5157 /* True if we're interested in location information. */
5158 BOOL_BITFIELD want_locations
: 1;
5160 /* True if we've removed the statement that was processed. */
5161 BOOL_BITFIELD removed_stmt
: 1;
5164 /* Callback for walk_gimple_stmt. Called for every statement found
5165 during traversal. The first argument points to the statement to
5166 walk. The second argument is a flag that the callback sets to
5167 'true' if it the callback handled all the operands and
5168 sub-statements of the statement (the default value of this flag is
5169 'false'). The third argument is an anonymous pointer to data
5170 to be used by the callback. */
5171 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5172 struct walk_stmt_info
*);
5174 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5175 struct walk_stmt_info
*);
5176 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5177 struct walk_stmt_info
*);
5178 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5180 #ifdef GATHER_STATISTICS
5181 /* Enum and arrays used for allocation stats. Keep in sync with
5182 gimple.c:gimple_alloc_kind_names. */
5183 enum gimple_alloc_kind
5185 gimple_alloc_kind_assign
, /* Assignments. */
5186 gimple_alloc_kind_phi
, /* PHI nodes. */
5187 gimple_alloc_kind_cond
, /* Conditionals. */
5188 gimple_alloc_kind_seq
, /* Sequences. */
5189 gimple_alloc_kind_rest
, /* Everything else. */
5190 gimple_alloc_kind_all
5193 extern int gimple_alloc_counts
[];
5194 extern int gimple_alloc_sizes
[];
5196 /* Return the allocation kind for a given stmt CODE. */
5197 static inline enum gimple_alloc_kind
5198 gimple_alloc_kind (enum gimple_code code
)
5203 return gimple_alloc_kind_assign
;
5205 return gimple_alloc_kind_phi
;
5207 return gimple_alloc_kind_cond
;
5209 return gimple_alloc_kind_rest
;
5212 #endif /* GATHER_STATISTICS */
5214 extern void dump_gimple_statistics (void);
5216 /* In gimple-fold.c. */
5217 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
5218 tree
gimple_fold_builtin (gimple
);
5219 bool fold_stmt (gimple_stmt_iterator
*);
5220 bool fold_stmt_inplace (gimple_stmt_iterator
*);
5221 tree
get_symbol_constant_value (tree
);
5222 tree
canonicalize_constructor_val (tree
);
5223 extern tree
maybe_fold_and_comparisons (enum tree_code
, tree
, tree
,
5224 enum tree_code
, tree
, tree
);
5225 extern tree
maybe_fold_or_comparisons (enum tree_code
, tree
, tree
,
5226 enum tree_code
, tree
, tree
);
5228 bool gimple_val_nonnegative_real_p (tree
);
5229 #endif /* GCC_GIMPLE_H */