1 /* Gimple IR definitions.
3 Copyright 2007, 2008, 2009, 2010 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"
29 #include "hard-reg-set.h"
30 #include "basic-block.h"
31 #include "tree-ssa-operands.h"
32 #include "tree-ssa-alias.h"
35 DEF_VEC_ALLOC_P(gimple
,heap
);
36 DEF_VEC_ALLOC_P(gimple
,gc
);
38 typedef gimple
*gimple_p
;
40 DEF_VEC_ALLOC_P(gimple_p
,heap
);
42 DEF_VEC_P(gimple_seq
);
43 DEF_VEC_ALLOC_P(gimple_seq
,gc
);
44 DEF_VEC_ALLOC_P(gimple_seq
,heap
);
46 /* For each block, the PHI nodes that need to be rewritten are stored into
48 typedef VEC(gimple
, heap
) *gimple_vec
;
49 DEF_VEC_P (gimple_vec
);
50 DEF_VEC_ALLOC_P (gimple_vec
, heap
);
53 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
56 LAST_AND_UNUSED_GIMPLE_CODE
59 extern const char *const gimple_code_name
[];
60 extern const unsigned char gimple_rhs_class_table
[];
62 /* Error out if a gimple tuple is addressed incorrectly. */
63 #if defined ENABLE_GIMPLE_CHECKING
64 extern void gimple_check_failed (const_gimple
, const char *, int, \
65 const char *, enum gimple_code
, \
66 enum tree_code
) ATTRIBUTE_NORETURN
;
68 #define GIMPLE_CHECK(GS, CODE) \
70 const_gimple __gs = (GS); \
71 if (gimple_code (__gs) != (CODE)) \
72 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
73 (CODE), ERROR_MARK); \
75 #else /* not ENABLE_GIMPLE_CHECKING */
76 #define GIMPLE_CHECK(GS, CODE) (void)0
79 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
80 get_gimple_rhs_class. */
83 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
84 GIMPLE_BINARY_RHS
, /* The expression is a binary operation. */
85 GIMPLE_UNARY_RHS
, /* The expression is a unary operation. */
86 GIMPLE_SINGLE_RHS
/* The expression is a single object (an SSA
87 name, a _DECL, a _REF, etc. */
90 /* Specific flags for individual GIMPLE statements. These flags are
91 always stored in gimple_statement_base.subcode and they may only be
92 defined for statement codes that do not use sub-codes.
94 Values for the masks can overlap as long as the overlapping values
95 are never used in the same statement class.
97 The maximum mask value that can be defined is 1 << 15 (i.e., each
98 statement code can hold up to 16 bitflags).
100 Keep this list sorted. */
102 GF_ASM_INPUT
= 1 << 0,
103 GF_ASM_VOLATILE
= 1 << 1,
104 GF_CALL_CANNOT_INLINE
= 1 << 0,
105 GF_CALL_FROM_THUNK
= 1 << 1,
106 GF_CALL_RETURN_SLOT_OPT
= 1 << 2,
107 GF_CALL_TAILCALL
= 1 << 3,
108 GF_CALL_VA_ARG_PACK
= 1 << 4,
109 GF_CALL_NOTHROW
= 1 << 5,
110 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
112 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
113 a thread synchronization via some sort of barrier. The exact barrier
114 that would otherwise be emitted is dependent on the OMP statement with
115 which this return is associated. */
116 GF_OMP_RETURN_NOWAIT
= 1 << 0,
118 GF_OMP_SECTION_LAST
= 1 << 0,
119 GF_PREDICT_TAKEN
= 1 << 15
122 /* Currently, there's only one type of gimple debug stmt. Others are
123 envisioned, for example, to enable the generation of is_stmt notes
124 in line number information, to mark sequence points, etc. This
125 subcode is to be used to tell them apart. */
126 enum gimple_debug_subcode
{
127 GIMPLE_DEBUG_BIND
= 0
130 /* Masks for selecting a pass local flag (PLF) to work on. These
131 masks are used by gimple_set_plf and gimple_plf. */
137 /* A node in a gimple_seq_d. */
138 struct GTY((chain_next ("%h.next"), chain_prev ("%h.prev"))) gimple_seq_node_d
{
140 struct gimple_seq_node_d
*prev
;
141 struct gimple_seq_node_d
*next
;
144 /* A double-linked sequence of gimple statements. */
145 struct GTY ((chain_next ("%h.next_free"))) gimple_seq_d
{
146 /* First and last statements in the sequence. */
147 gimple_seq_node first
;
148 gimple_seq_node last
;
150 /* Sequences are created/destroyed frequently. To minimize
151 allocation activity, deallocated sequences are kept in a pool of
152 available sequences. This is the pointer to the next free
153 sequence in the pool. */
154 gimple_seq next_free
;
158 /* Return the first node in GIMPLE sequence S. */
160 static inline gimple_seq_node
161 gimple_seq_first (const_gimple_seq s
)
163 return s
? s
->first
: NULL
;
167 /* Return the first statement in GIMPLE sequence S. */
170 gimple_seq_first_stmt (const_gimple_seq s
)
172 gimple_seq_node n
= gimple_seq_first (s
);
173 return (n
) ? n
->stmt
: NULL
;
177 /* Return the last node in GIMPLE sequence S. */
179 static inline gimple_seq_node
180 gimple_seq_last (const_gimple_seq s
)
182 return s
? s
->last
: NULL
;
186 /* Return the last statement in GIMPLE sequence S. */
189 gimple_seq_last_stmt (const_gimple_seq s
)
191 gimple_seq_node n
= gimple_seq_last (s
);
192 return (n
) ? n
->stmt
: NULL
;
196 /* Set the last node in GIMPLE sequence S to LAST. */
199 gimple_seq_set_last (gimple_seq s
, gimple_seq_node last
)
205 /* Set the first node in GIMPLE sequence S to FIRST. */
208 gimple_seq_set_first (gimple_seq s
, gimple_seq_node first
)
214 /* Return true if GIMPLE sequence S is empty. */
217 gimple_seq_empty_p (const_gimple_seq s
)
219 return s
== NULL
|| s
->first
== NULL
;
223 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
225 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
226 *SEQ_P is NULL, a new sequence is allocated. This function is
227 similar to gimple_seq_add_stmt, but does not scan the operands.
228 During gimplification, we need to manipulate statement sequences
229 before the def/use vectors have been constructed. */
230 void gimplify_seq_add_stmt (gimple_seq
*, gimple
);
232 /* Allocate a new sequence and initialize its first element with STMT. */
234 static inline gimple_seq
235 gimple_seq_alloc_with_stmt (gimple stmt
)
237 gimple_seq seq
= NULL
;
238 gimple_seq_add_stmt (&seq
, stmt
);
243 /* Returns the sequence of statements in BB. */
245 static inline gimple_seq
246 bb_seq (const_basic_block bb
)
248 return (!(bb
->flags
& BB_RTL
) && bb
->il
.gimple
) ? bb
->il
.gimple
->seq
: NULL
;
252 /* Sets the sequence of statements in BB to SEQ. */
255 set_bb_seq (basic_block bb
, gimple_seq seq
)
257 gcc_assert (!(bb
->flags
& BB_RTL
));
258 bb
->il
.gimple
->seq
= seq
;
261 /* Iterator object for GIMPLE statement sequences. */
265 /* Sequence node holding the current statement. */
268 /* Sequence and basic block holding the statement. These fields
269 are necessary to handle edge cases such as when statement is
270 added to an empty basic block or when the last statement of a
271 block/sequence is removed. */
274 } gimple_stmt_iterator
;
277 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
278 are for 64 bit hosts. */
280 struct GTY(()) gimple_statement_base
{
282 Main identifying code for a tuple. */
283 ENUM_BITFIELD(gimple_code
) code
: 8;
285 /* Nonzero if a warning should not be emitted on this tuple. */
286 unsigned int no_warning
: 1;
288 /* Nonzero if this tuple has been visited. Passes are responsible
289 for clearing this bit before using it. */
290 unsigned int visited
: 1;
292 /* Nonzero if this tuple represents a non-temporal move. */
293 unsigned int nontemporal_move
: 1;
295 /* Pass local flags. These flags are free for any pass to use as
296 they see fit. Passes should not assume that these flags contain
297 any useful value when the pass starts. Any initial state that
298 the pass requires should be set on entry to the pass. See
299 gimple_set_plf and gimple_plf for usage. */
300 unsigned int plf
: 2;
302 /* Nonzero if this statement has been modified and needs to have its
303 operands rescanned. */
304 unsigned modified
: 1;
306 /* Nonzero if this statement contains volatile operands. */
307 unsigned has_volatile_ops
: 1;
309 /* Padding to get subcode to 16 bit alignment. */
312 /* The SUBCODE field can be used for tuple-specific flags for tuples
313 that do not require subcodes. Note that SUBCODE should be at
314 least as wide as tree codes, as several tuples store tree codes
316 unsigned int subcode
: 16;
318 /* UID of this statement. This is used by passes that want to
319 assign IDs to statements. It must be assigned and used by each
320 pass. By default it should be assumed to contain garbage. */
324 Locus information for debug info. */
327 /* Number of operands in this tuple. */
331 Basic block holding this statement. */
332 struct basic_block_def
*bb
;
335 Lexical block holding this statement. */
340 /* Base structure for tuples with operands. */
342 struct GTY(()) gimple_statement_with_ops_base
345 struct gimple_statement_base gsbase
;
348 SSA operand vectors. NOTE: It should be possible to
349 amalgamate these vectors with the operand vector OP. However,
350 the SSA operand vectors are organized differently and contain
351 more information (like immediate use chaining). */
352 struct def_optype_d
GTY((skip (""))) *def_ops
;
353 struct use_optype_d
GTY((skip (""))) *use_ops
;
357 /* Statements that take register operands. */
359 struct GTY(()) gimple_statement_with_ops
362 struct gimple_statement_with_ops_base opbase
;
365 Operand vector. NOTE! This must always be the last field
366 of this structure. In particular, this means that this
367 structure cannot be embedded inside another one. */
368 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
372 /* Base for statements that take both memory and register operands. */
374 struct GTY(()) gimple_statement_with_memory_ops_base
377 struct gimple_statement_with_ops_base opbase
;
380 Virtual operands for this statement. The GC will pick them
381 up via the ssa_names array. */
382 tree
GTY((skip (""))) vdef
;
383 tree
GTY((skip (""))) vuse
;
387 /* Statements that take both memory and register operands. */
389 struct GTY(()) gimple_statement_with_memory_ops
392 struct gimple_statement_with_memory_ops_base membase
;
395 Operand vector. NOTE! This must always be the last field
396 of this structure. In particular, this means that this
397 structure cannot be embedded inside another one. */
398 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
402 /* Call statements that take both memory and register operands. */
404 struct GTY(()) gimple_statement_call
407 struct gimple_statement_with_memory_ops_base membase
;
410 struct pt_solution call_used
;
411 struct pt_solution call_clobbered
;
414 Operand vector. NOTE! This must always be the last field
415 of this structure. In particular, this means that this
416 structure cannot be embedded inside another one. */
417 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
421 /* OpenMP statements (#pragma omp). */
423 struct GTY(()) gimple_statement_omp
{
425 struct gimple_statement_base gsbase
;
434 struct GTY(()) gimple_statement_bind
{
436 struct gimple_statement_base gsbase
;
439 Variables declared in this scope. */
443 This is different than the BLOCK field in gimple_statement_base,
444 which is analogous to TREE_BLOCK (i.e., the lexical block holding
445 this statement). This field is the equivalent of BIND_EXPR_BLOCK
446 in tree land (i.e., the lexical scope defined by this bind). See
457 struct GTY(()) gimple_statement_catch
{
459 struct gimple_statement_base gsbase
;
469 /* GIMPLE_EH_FILTER */
471 struct GTY(()) gimple_statement_eh_filter
{
473 struct gimple_statement_base gsbase
;
485 /* GIMPLE_EH_MUST_NOT_THROW */
487 struct GTY(()) gimple_statement_eh_mnt
{
489 struct gimple_statement_base gsbase
;
491 /* [ WORD 5 ] Abort function decl. */
497 struct GTY(()) gimple_statement_phi
{
499 struct gimple_statement_base gsbase
;
509 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
513 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
515 struct GTY(()) gimple_statement_eh_ctrl
518 struct gimple_statement_base gsbase
;
521 Exception region number. */
528 struct GTY(()) gimple_statement_try
{
530 struct gimple_statement_base gsbase
;
533 Expression to evaluate. */
537 Cleanup expression. */
541 /* Kind of GIMPLE_TRY statements. */
542 enum gimple_try_flags
545 GIMPLE_TRY_CATCH
= 1 << 0,
548 GIMPLE_TRY_FINALLY
= 1 << 1,
549 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
551 /* Analogous to TRY_CATCH_IS_CLEANUP. */
552 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
555 /* GIMPLE_WITH_CLEANUP_EXPR */
557 struct GTY(()) gimple_statement_wce
{
559 struct gimple_statement_base gsbase
;
561 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
562 executed if an exception is thrown, not on normal exit of its
563 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
567 Cleanup expression. */
574 struct GTY(()) gimple_statement_asm
577 struct gimple_statement_with_memory_ops_base membase
;
580 __asm__ statement. */
584 Number of inputs, outputs, clobbers, labels. */
591 Operand vector. NOTE! This must always be the last field
592 of this structure. In particular, this means that this
593 structure cannot be embedded inside another one. */
594 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
597 /* GIMPLE_OMP_CRITICAL */
599 struct GTY(()) gimple_statement_omp_critical
{
601 struct gimple_statement_omp omp
;
604 Critical section name. */
609 struct GTY(()) gimple_omp_for_iter
{
610 /* Condition code. */
613 /* Index variable. */
628 struct GTY(()) gimple_statement_omp_for
{
630 struct gimple_statement_omp omp
;
636 Number of elements in iter array. */
640 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
643 Pre-body evaluated before the loop body begins. */
648 /* GIMPLE_OMP_PARALLEL */
650 struct GTY(()) gimple_statement_omp_parallel
{
652 struct gimple_statement_omp omp
;
659 Child function holding the body of the parallel region. */
663 Shared data argument. */
668 /* GIMPLE_OMP_TASK */
670 struct GTY(()) gimple_statement_omp_task
{
672 struct gimple_statement_omp_parallel par
;
675 Child function holding firstprivate initialization if needed. */
679 Size and alignment in bytes of the argument data block. */
685 /* GIMPLE_OMP_SECTION */
686 /* Uses struct gimple_statement_omp. */
689 /* GIMPLE_OMP_SECTIONS */
691 struct GTY(()) gimple_statement_omp_sections
{
693 struct gimple_statement_omp omp
;
699 The control variable used for deciding which of the sections to
704 /* GIMPLE_OMP_CONTINUE.
706 Note: This does not inherit from gimple_statement_omp, because we
707 do not need the body field. */
709 struct GTY(()) gimple_statement_omp_continue
{
711 struct gimple_statement_base gsbase
;
720 /* GIMPLE_OMP_SINGLE */
722 struct GTY(()) gimple_statement_omp_single
{
724 struct gimple_statement_omp omp
;
731 /* GIMPLE_OMP_ATOMIC_LOAD.
732 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
733 contains a sequence, which we don't need here. */
735 struct GTY(()) gimple_statement_omp_atomic_load
{
737 struct gimple_statement_base gsbase
;
743 /* GIMPLE_OMP_ATOMIC_STORE.
744 See note on GIMPLE_OMP_ATOMIC_LOAD. */
746 struct GTY(()) gimple_statement_omp_atomic_store
{
748 struct gimple_statement_base gsbase
;
754 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
755 enum gimple_statement_structure_enum
{
756 #include "gsstruct.def"
762 /* Define the overall contents of a gimple tuple. It may be any of the
763 structures declared above for various types of tuples. */
765 union GTY ((desc ("gimple_statement_structure (&%h)"))) gimple_statement_d
{
766 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
767 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
768 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
769 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
770 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
771 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
772 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
773 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
774 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
775 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
776 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
777 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
778 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
779 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
780 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
781 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
782 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
783 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
784 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
785 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
786 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
787 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
788 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
789 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
794 /* Offset in bytes to the location of the operand vector.
795 Zero if there is no operand vector for this tuple structure. */
796 extern size_t const gimple_ops_offset_
[];
798 /* Map GIMPLE codes to GSS codes. */
799 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
801 /* This variable holds the currently expanded gimple statement for purposes
802 of comminucating the profile info to the builtin expanders. */
803 extern gimple currently_expanding_gimple_stmt
;
805 gimple
gimple_build_return (tree
);
807 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
808 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
810 void extract_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
812 gimple
gimple_build_assign_with_ops_stat (enum tree_code
, tree
, tree
,
814 #define gimple_build_assign_with_ops(c,o1,o2,o3) \
815 gimple_build_assign_with_ops_stat (c, o1, o2, o3 MEM_STAT_INFO)
817 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
818 #define gimple_build_debug_bind(var,val,stmt) \
819 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
821 gimple
gimple_build_call_vec (tree
, VEC(tree
, heap
) *);
822 gimple
gimple_build_call (tree
, unsigned, ...);
823 gimple
gimple_build_call_from_tree (tree
);
824 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
825 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
826 gimple
gimple_build_label (tree label
);
827 gimple
gimple_build_goto (tree dest
);
828 gimple
gimple_build_nop (void);
829 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
830 gimple
gimple_build_asm_vec (const char *, VEC(tree
,gc
) *, VEC(tree
,gc
) *,
831 VEC(tree
,gc
) *, VEC(tree
,gc
) *);
832 gimple
gimple_build_catch (tree
, gimple_seq
);
833 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
834 gimple
gimple_build_eh_must_not_throw (tree
);
835 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
836 gimple
gimple_build_wce (gimple_seq
);
837 gimple
gimple_build_resx (int);
838 gimple
gimple_build_eh_dispatch (int);
839 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
840 gimple
gimple_build_switch (unsigned, tree
, tree
, ...);
841 gimple
gimple_build_switch_vec (tree
, tree
, VEC(tree
,heap
) *);
842 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
843 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
844 gimple
gimple_build_omp_for (gimple_seq
, tree
, size_t, gimple_seq
);
845 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
846 gimple
gimple_build_omp_section (gimple_seq
);
847 gimple
gimple_build_omp_continue (tree
, tree
);
848 gimple
gimple_build_omp_master (gimple_seq
);
849 gimple
gimple_build_omp_return (bool);
850 gimple
gimple_build_omp_ordered (gimple_seq
);
851 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
852 gimple
gimple_build_omp_sections_switch (void);
853 gimple
gimple_build_omp_single (gimple_seq
, tree
);
854 gimple
gimple_build_cdt (tree
, tree
);
855 gimple
gimple_build_omp_atomic_load (tree
, tree
);
856 gimple
gimple_build_omp_atomic_store (tree
);
857 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
858 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
859 void sort_case_labels (VEC(tree
,heap
) *);
860 void gimple_set_body (tree
, gimple_seq
);
861 gimple_seq
gimple_body (tree
);
862 bool gimple_has_body_p (tree
);
863 gimple_seq
gimple_seq_alloc (void);
864 void gimple_seq_free (gimple_seq
);
865 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
866 gimple_seq
gimple_seq_copy (gimple_seq
);
867 int gimple_call_flags (const_gimple
);
868 int gimple_call_return_flags (const_gimple
);
869 int gimple_call_arg_flags (const_gimple
, unsigned);
870 void gimple_call_reset_alias_info (gimple
);
871 bool gimple_assign_copy_p (gimple
);
872 bool gimple_assign_ssa_name_copy_p (gimple
);
873 bool gimple_assign_single_p (gimple
);
874 bool gimple_assign_unary_nop_p (gimple
);
875 void gimple_set_bb (gimple
, struct basic_block_def
*);
876 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
877 void gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*, enum tree_code
,
879 tree
gimple_get_lhs (const_gimple
);
880 void gimple_set_lhs (gimple
, tree
);
881 void gimple_replace_lhs (gimple
, tree
);
882 gimple
gimple_copy (gimple
);
883 bool is_gimple_operand (const_tree
);
884 void gimple_set_modified (gimple
, bool);
885 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
886 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
887 void gimple_cond_set_condition_from_tree (gimple
, tree
);
888 bool gimple_has_side_effects (const_gimple
);
889 bool gimple_rhs_has_side_effects (const_gimple
);
890 bool gimple_could_trap_p (gimple
);
891 bool gimple_assign_rhs_could_trap_p (gimple
);
892 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
893 bool empty_body_p (gimple_seq
);
894 unsigned get_gimple_rhs_num_ops (enum tree_code
);
895 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
896 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
897 const char *gimple_decl_printable_name (tree
, int);
898 tree
gimple_fold_obj_type_ref (tree
, tree
);
899 tree
gimple_get_relevant_ref_binfo (tree ref
, tree known_binfo
);
900 tree
gimple_fold_obj_type_ref_known_binfo (HOST_WIDE_INT
, tree
);
902 /* Returns true iff T is a valid GIMPLE statement. */
903 extern bool is_gimple_stmt (tree
);
905 /* Returns true iff TYPE is a valid type for a scalar register variable. */
906 extern bool is_gimple_reg_type (tree
);
907 /* Returns true iff T is a scalar register variable. */
908 extern bool is_gimple_reg (tree
);
909 /* Returns true iff T is any sort of variable. */
910 extern bool is_gimple_variable (tree
);
911 /* Returns true iff T is any sort of symbol. */
912 extern bool is_gimple_id (tree
);
913 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
914 extern bool is_gimple_min_lval (tree
);
915 /* Returns true iff T is something whose address can be taken. */
916 extern bool is_gimple_addressable (tree
);
917 /* Returns true iff T is any valid GIMPLE lvalue. */
918 extern bool is_gimple_lvalue (tree
);
920 /* Returns true iff T is a GIMPLE address. */
921 bool is_gimple_address (const_tree
);
922 /* Returns true iff T is a GIMPLE invariant address. */
923 bool is_gimple_invariant_address (const_tree
);
924 /* Returns true iff T is a GIMPLE invariant address at interprocedural
926 bool is_gimple_ip_invariant_address (const_tree
);
927 /* Returns true iff T is a valid GIMPLE constant. */
928 bool is_gimple_constant (const_tree
);
929 /* Returns true iff T is a GIMPLE restricted function invariant. */
930 extern bool is_gimple_min_invariant (const_tree
);
931 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
932 extern bool is_gimple_ip_invariant (const_tree
);
933 /* Returns true iff T is a GIMPLE rvalue. */
934 extern bool is_gimple_val (tree
);
935 /* Returns true iff T is a GIMPLE asm statement input. */
936 extern bool is_gimple_asm_val (tree
);
937 /* Returns true iff T is a valid rhs for a MODIFY_EXPR where the LHS is a
938 GIMPLE temporary, a renamed user variable, or something else,
940 extern bool is_gimple_reg_rhs (tree
);
941 extern bool is_gimple_mem_rhs (tree
);
943 /* Returns true iff T is a valid if-statement condition. */
944 extern bool is_gimple_condexpr (tree
);
946 /* Returns true iff T is a type conversion. */
947 extern bool is_gimple_cast (tree
);
948 /* Returns true iff T is a variable that does not need to live in memory. */
949 extern bool is_gimple_non_addressable (tree t
);
951 /* Returns true iff T is a valid call address expression. */
952 extern bool is_gimple_call_addr (tree
);
953 /* If T makes a function call, returns the CALL_EXPR operand. */
954 extern tree
get_call_expr_in (tree t
);
956 extern void recalculate_side_effects (tree
);
957 extern bool gimple_compare_field_offset (tree
, tree
);
958 extern tree
gimple_register_type (tree
);
959 extern void print_gimple_types_stats (void);
960 extern void free_gimple_type_tables (void);
961 extern tree
gimple_unsigned_type (tree
);
962 extern tree
gimple_signed_type (tree
);
963 extern alias_set_type
gimple_get_alias_set (tree
);
964 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
966 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
967 bool (*)(gimple
, tree
, void *),
968 bool (*)(gimple
, tree
, void *),
969 bool (*)(gimple
, tree
, void *));
970 extern bool walk_stmt_load_store_ops (gimple
, void *,
971 bool (*)(gimple
, tree
, void *),
972 bool (*)(gimple
, tree
, void *));
973 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
976 extern tree
create_tmp_var_raw (tree
, const char *);
977 extern tree
create_tmp_var_name (const char *);
978 extern tree
create_tmp_var (tree
, const char *);
979 extern tree
create_tmp_reg (tree
, const char *);
980 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
981 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
982 extern void declare_vars (tree
, gimple
, bool);
983 extern void annotate_all_with_location (gimple_seq
, location_t
);
985 /* Validation of GIMPLE expressions. Note that these predicates only check
986 the basic form of the expression, they don't recurse to make sure that
987 underlying nodes are also of the right form. */
988 typedef bool (*gimple_predicate
)(tree
);
991 /* FIXME we should deduce this from the predicate. */
993 fb_none
= 0, /* Do not generate a temporary. */
995 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
996 gimplified expression. */
998 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
999 gimplified expression. */
1001 fb_mayfail
= 4, /* Gimplification may fail. Error issued
1003 fb_either
= fb_rvalue
| fb_lvalue
1006 typedef int fallback_t
;
1008 enum gimplify_status
{
1009 GS_ERROR
= -2, /* Something Bad Seen. */
1010 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
1011 GS_OK
= 0, /* We did something, maybe more to do. */
1012 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
1017 struct gimplify_ctx
*prev_context
;
1019 VEC(gimple
,heap
) *bind_expr_stack
;
1021 gimple_seq conditional_cleanups
;
1025 VEC(tree
,heap
) *case_labels
;
1026 /* The formal temporary table. Should this be persistent? */
1032 bool allow_rhs_cond_expr
;
1035 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1036 bool (*) (tree
), fallback_t
);
1037 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1038 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1039 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1040 extern gimple
gimplify_body (tree
*, tree
, bool);
1041 extern void push_gimplify_context (struct gimplify_ctx
*);
1042 extern void pop_gimplify_context (gimple
);
1043 extern void gimplify_and_add (tree
, gimple_seq
*);
1045 /* Miscellaneous helpers. */
1046 extern void gimple_add_tmp_var (tree
);
1047 extern gimple
gimple_current_bind_expr (void);
1048 extern VEC(gimple
, heap
) *gimple_bind_expr_stack (void);
1049 extern tree
voidify_wrapper_expr (tree
, tree
);
1050 extern tree
build_and_jump (tree
*);
1051 extern tree
alloc_stmt_list (void);
1052 extern void free_stmt_list (tree
);
1053 extern tree
force_labels_r (tree
*, int *, void *);
1054 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1056 struct gimplify_omp_ctx
;
1057 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1058 extern tree
gimple_boolify (tree
);
1059 extern gimple_predicate
rhs_predicate_for (tree
);
1060 extern tree
canonicalize_cond_expr_cond (tree
);
1063 extern tree
omp_reduction_init (tree
, tree
);
1065 /* In tree-nested.c. */
1066 extern void lower_nested_functions (tree
);
1067 extern void insert_field_into_struct (tree
, tree
);
1069 /* In gimplify.c. */
1070 extern void gimplify_function_tree (tree
);
1072 /* In cfgexpand.c. */
1073 extern tree
gimple_assign_rhs_to_tree (gimple
);
1076 extern bool validate_gimple_arglist (const_gimple
, ...);
1079 extern bool tree_ssa_useless_type_conversion (tree
);
1080 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1081 extern bool useless_type_conversion_p (tree
, tree
);
1082 extern bool types_compatible_p (tree
, tree
);
1084 /* Return the code for GIMPLE statement G. */
1086 static inline enum gimple_code
1087 gimple_code (const_gimple g
)
1089 return g
->gsbase
.code
;
1093 /* Return the GSS code used by a GIMPLE code. */
1095 static inline enum gimple_statement_structure_enum
1096 gss_for_code (enum gimple_code code
)
1098 #ifdef ENABLE_CHECKING
1099 gcc_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1101 return gss_for_code_
[code
];
1105 /* Return which GSS code is used by GS. */
1107 static inline enum gimple_statement_structure_enum
1108 gimple_statement_structure (gimple gs
)
1110 return gss_for_code (gimple_code (gs
));
1114 /* Return true if statement G has sub-statements. This is only true for
1115 High GIMPLE statements. */
1118 gimple_has_substatements (gimple g
)
1120 switch (gimple_code (g
))
1124 case GIMPLE_EH_FILTER
:
1126 case GIMPLE_OMP_FOR
:
1127 case GIMPLE_OMP_MASTER
:
1128 case GIMPLE_OMP_ORDERED
:
1129 case GIMPLE_OMP_SECTION
:
1130 case GIMPLE_OMP_PARALLEL
:
1131 case GIMPLE_OMP_TASK
:
1132 case GIMPLE_OMP_SECTIONS
:
1133 case GIMPLE_OMP_SINGLE
:
1134 case GIMPLE_OMP_CRITICAL
:
1135 case GIMPLE_WITH_CLEANUP_EXPR
:
1144 /* Return the basic block holding statement G. */
1146 static inline struct basic_block_def
*
1147 gimple_bb (const_gimple g
)
1149 return g
->gsbase
.bb
;
1153 /* Return the lexical scope block holding statement G. */
1156 gimple_block (const_gimple g
)
1158 return g
->gsbase
.block
;
1162 /* Set BLOCK to be the lexical scope block holding statement G. */
1165 gimple_set_block (gimple g
, tree block
)
1167 g
->gsbase
.block
= block
;
1171 /* Return location information for statement G. */
1173 static inline location_t
1174 gimple_location (const_gimple g
)
1176 return g
->gsbase
.location
;
1179 /* Return pointer to location information for statement G. */
1181 static inline const location_t
*
1182 gimple_location_ptr (const_gimple g
)
1184 return &g
->gsbase
.location
;
1188 /* Set location information for statement G. */
1191 gimple_set_location (gimple g
, location_t location
)
1193 g
->gsbase
.location
= location
;
1197 /* Return true if G contains location information. */
1200 gimple_has_location (const_gimple g
)
1202 return gimple_location (g
) != UNKNOWN_LOCATION
;
1206 /* Return the file name of the location of STMT. */
1208 static inline const char *
1209 gimple_filename (const_gimple stmt
)
1211 return LOCATION_FILE (gimple_location (stmt
));
1215 /* Return the line number of the location of STMT. */
1218 gimple_lineno (const_gimple stmt
)
1220 return LOCATION_LINE (gimple_location (stmt
));
1224 /* Determine whether SEQ is a singleton. */
1227 gimple_seq_singleton_p (gimple_seq seq
)
1229 return ((gimple_seq_first (seq
) != NULL
)
1230 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1233 /* Return true if no warnings should be emitted for statement STMT. */
1236 gimple_no_warning_p (const_gimple stmt
)
1238 return stmt
->gsbase
.no_warning
;
1241 /* Set the no_warning flag of STMT to NO_WARNING. */
1244 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1246 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1249 /* Set the visited status on statement STMT to VISITED_P. */
1252 gimple_set_visited (gimple stmt
, bool visited_p
)
1254 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1258 /* Return the visited status for statement STMT. */
1261 gimple_visited_p (gimple stmt
)
1263 return stmt
->gsbase
.visited
;
1267 /* Set pass local flag PLF on statement STMT to VAL_P. */
1270 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1273 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1275 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1279 /* Return the value of pass local flag PLF on statement STMT. */
1281 static inline unsigned int
1282 gimple_plf (gimple stmt
, enum plf_mask plf
)
1284 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1288 /* Set the UID of statement. */
1291 gimple_set_uid (gimple g
, unsigned uid
)
1293 g
->gsbase
.uid
= uid
;
1297 /* Return the UID of statement. */
1299 static inline unsigned
1300 gimple_uid (const_gimple g
)
1302 return g
->gsbase
.uid
;
1306 /* Return true if GIMPLE statement G has register or memory operands. */
1309 gimple_has_ops (const_gimple g
)
1311 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1315 /* Return true if GIMPLE statement G has memory operands. */
1318 gimple_has_mem_ops (const_gimple g
)
1320 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1324 /* Return the set of DEF operands for statement G. */
1326 static inline struct def_optype_d
*
1327 gimple_def_ops (const_gimple g
)
1329 if (!gimple_has_ops (g
))
1331 return g
->gsops
.opbase
.def_ops
;
1335 /* Set DEF to be the set of DEF operands for statement G. */
1338 gimple_set_def_ops (gimple g
, struct def_optype_d
*def
)
1340 gcc_assert (gimple_has_ops (g
));
1341 g
->gsops
.opbase
.def_ops
= def
;
1345 /* Return the set of USE operands for statement G. */
1347 static inline struct use_optype_d
*
1348 gimple_use_ops (const_gimple g
)
1350 if (!gimple_has_ops (g
))
1352 return g
->gsops
.opbase
.use_ops
;
1356 /* Set USE to be the set of USE operands for statement G. */
1359 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1361 gcc_assert (gimple_has_ops (g
));
1362 g
->gsops
.opbase
.use_ops
= use
;
1366 /* Return the set of VUSE operand for statement G. */
1368 static inline use_operand_p
1369 gimple_vuse_op (const_gimple g
)
1371 struct use_optype_d
*ops
;
1372 if (!gimple_has_mem_ops (g
))
1373 return NULL_USE_OPERAND_P
;
1374 ops
= g
->gsops
.opbase
.use_ops
;
1376 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1377 return USE_OP_PTR (ops
);
1378 return NULL_USE_OPERAND_P
;
1381 /* Return the set of VDEF operand for statement G. */
1383 static inline def_operand_p
1384 gimple_vdef_op (const_gimple g
)
1386 struct def_optype_d
*ops
;
1387 if (!gimple_has_mem_ops (g
))
1388 return NULL_DEF_OPERAND_P
;
1389 ops
= g
->gsops
.opbase
.def_ops
;
1391 && DEF_OP_PTR (ops
) == &g
->gsmembase
.vdef
)
1392 return DEF_OP_PTR (ops
);
1393 return NULL_DEF_OPERAND_P
;
1397 /* Return the single VUSE operand of the statement G. */
1400 gimple_vuse (const_gimple g
)
1402 if (!gimple_has_mem_ops (g
))
1404 return g
->gsmembase
.vuse
;
1407 /* Return the single VDEF operand of the statement G. */
1410 gimple_vdef (const_gimple g
)
1412 if (!gimple_has_mem_ops (g
))
1414 return g
->gsmembase
.vdef
;
1417 /* Return the single VUSE operand of the statement G. */
1419 static inline tree
*
1420 gimple_vuse_ptr (gimple g
)
1422 if (!gimple_has_mem_ops (g
))
1424 return &g
->gsmembase
.vuse
;
1427 /* Return the single VDEF operand of the statement G. */
1429 static inline tree
*
1430 gimple_vdef_ptr (gimple g
)
1432 if (!gimple_has_mem_ops (g
))
1434 return &g
->gsmembase
.vdef
;
1437 /* Set the single VUSE operand of the statement G. */
1440 gimple_set_vuse (gimple g
, tree vuse
)
1442 gcc_assert (gimple_has_mem_ops (g
));
1443 g
->gsmembase
.vuse
= vuse
;
1446 /* Set the single VDEF operand of the statement G. */
1449 gimple_set_vdef (gimple g
, tree vdef
)
1451 gcc_assert (gimple_has_mem_ops (g
));
1452 g
->gsmembase
.vdef
= vdef
;
1456 /* Return true if statement G has operands and the modified field has
1460 gimple_modified_p (const_gimple g
)
1462 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1466 /* Return the tree code for the expression computed by STMT. This is
1467 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1468 GIMPLE_CALL, return CALL_EXPR as the expression code for
1469 consistency. This is useful when the caller needs to deal with the
1470 three kinds of computation that GIMPLE supports. */
1472 static inline enum tree_code
1473 gimple_expr_code (const_gimple stmt
)
1475 enum gimple_code code
= gimple_code (stmt
);
1476 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1477 return (enum tree_code
) stmt
->gsbase
.subcode
;
1478 else if (code
== GIMPLE_CALL
)
1485 /* Mark statement S as modified, and update it. */
1488 update_stmt (gimple s
)
1490 if (gimple_has_ops (s
))
1492 gimple_set_modified (s
, true);
1493 update_stmt_operands (s
);
1497 /* Update statement S if it has been optimized. */
1500 update_stmt_if_modified (gimple s
)
1502 if (gimple_modified_p (s
))
1503 update_stmt_operands (s
);
1506 /* Return true if statement STMT contains volatile operands. */
1509 gimple_has_volatile_ops (const_gimple stmt
)
1511 if (gimple_has_mem_ops (stmt
))
1512 return stmt
->gsbase
.has_volatile_ops
;
1518 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1521 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1523 if (gimple_has_mem_ops (stmt
))
1524 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1528 /* Return true if statement STMT may access memory. */
1531 gimple_references_memory_p (gimple stmt
)
1533 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1537 /* Return the subcode for OMP statement S. */
1539 static inline unsigned
1540 gimple_omp_subcode (const_gimple s
)
1542 gcc_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1543 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1544 return s
->gsbase
.subcode
;
1547 /* Set the subcode for OMP statement S to SUBCODE. */
1550 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1552 /* We only have 16 bits for the subcode. Assert that we are not
1554 gcc_assert (subcode
< (1 << 16));
1555 s
->gsbase
.subcode
= subcode
;
1558 /* Set the nowait flag on OMP_RETURN statement S. */
1561 gimple_omp_return_set_nowait (gimple s
)
1563 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1564 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1568 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1572 gimple_omp_return_nowait_p (const_gimple g
)
1574 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1575 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1579 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1583 gimple_omp_section_last_p (const_gimple g
)
1585 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1586 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1590 /* Set the GF_OMP_SECTION_LAST flag on G. */
1593 gimple_omp_section_set_last (gimple g
)
1595 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1596 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1600 /* Return true if OMP parallel statement G has the
1601 GF_OMP_PARALLEL_COMBINED flag set. */
1604 gimple_omp_parallel_combined_p (const_gimple g
)
1606 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1607 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1611 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1612 value of COMBINED_P. */
1615 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1617 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1619 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1621 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1625 /* Return the number of operands for statement GS. */
1627 static inline unsigned
1628 gimple_num_ops (const_gimple gs
)
1630 return gs
->gsbase
.num_ops
;
1634 /* Set the number of operands for statement GS. */
1637 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1639 gs
->gsbase
.num_ops
= num_ops
;
1643 /* Return the array of operands for statement GS. */
1645 static inline tree
*
1646 gimple_ops (gimple gs
)
1650 /* All the tuples have their operand vector at the very bottom
1651 of the structure. Note that those structures that do not
1652 have an operand vector have a zero offset. */
1653 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1654 gcc_assert (off
!= 0);
1656 return (tree
*) ((char *) gs
+ off
);
1660 /* Return operand I for statement GS. */
1663 gimple_op (const_gimple gs
, unsigned i
)
1665 if (gimple_has_ops (gs
))
1667 #ifdef ENABLE_CHECKING
1668 gcc_assert (i
< gimple_num_ops (gs
));
1670 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1676 /* Return a pointer to operand I for statement GS. */
1678 static inline tree
*
1679 gimple_op_ptr (const_gimple gs
, unsigned i
)
1681 if (gimple_has_ops (gs
))
1683 #ifdef ENABLE_CHECKING
1684 gcc_assert (i
< gimple_num_ops (gs
));
1686 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1692 /* Set operand I of statement GS to OP. */
1695 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1697 gcc_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1699 /* Note. It may be tempting to assert that OP matches
1700 is_gimple_operand, but that would be wrong. Different tuples
1701 accept slightly different sets of tree operands. Each caller
1702 should perform its own validation. */
1703 gimple_ops (gs
)[i
] = op
;
1706 /* Return true if GS is a GIMPLE_ASSIGN. */
1709 is_gimple_assign (const_gimple gs
)
1711 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1714 /* Determine if expression CODE is one of the valid expressions that can
1715 be used on the RHS of GIMPLE assignments. */
1717 static inline enum gimple_rhs_class
1718 get_gimple_rhs_class (enum tree_code code
)
1720 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1723 /* Return the LHS of assignment statement GS. */
1726 gimple_assign_lhs (const_gimple gs
)
1728 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1729 return gimple_op (gs
, 0);
1733 /* Return a pointer to the LHS of assignment statement GS. */
1735 static inline tree
*
1736 gimple_assign_lhs_ptr (const_gimple gs
)
1738 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1739 return gimple_op_ptr (gs
, 0);
1743 /* Set LHS to be the LHS operand of assignment statement GS. */
1746 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1748 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1749 gimple_set_op (gs
, 0, lhs
);
1751 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1752 SSA_NAME_DEF_STMT (lhs
) = gs
;
1756 /* Return the first operand on the RHS of assignment statement GS. */
1759 gimple_assign_rhs1 (const_gimple gs
)
1761 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1762 return gimple_op (gs
, 1);
1766 /* Return a pointer to the first operand on the RHS of assignment
1769 static inline tree
*
1770 gimple_assign_rhs1_ptr (const_gimple gs
)
1772 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1773 return gimple_op_ptr (gs
, 1);
1776 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1779 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1781 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1783 gimple_set_op (gs
, 1, rhs
);
1787 /* Return the second operand on the RHS of assignment statement GS.
1788 If GS does not have two operands, NULL is returned instead. */
1791 gimple_assign_rhs2 (const_gimple gs
)
1793 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1795 if (gimple_num_ops (gs
) >= 3)
1796 return gimple_op (gs
, 2);
1802 /* Return a pointer to the second operand on the RHS of assignment
1805 static inline tree
*
1806 gimple_assign_rhs2_ptr (const_gimple gs
)
1808 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1809 return gimple_op_ptr (gs
, 2);
1813 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1816 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1818 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1820 gimple_set_op (gs
, 2, rhs
);
1823 /* Returns true if GS is a nontemporal move. */
1826 gimple_assign_nontemporal_move_p (const_gimple gs
)
1828 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1829 return gs
->gsbase
.nontemporal_move
;
1832 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
1835 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
1837 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1838 gs
->gsbase
.nontemporal_move
= nontemporal
;
1842 /* Return the code of the expression computed on the rhs of assignment
1843 statement GS. In case that the RHS is a single object, returns the
1844 tree code of the object. */
1846 static inline enum tree_code
1847 gimple_assign_rhs_code (const_gimple gs
)
1849 enum tree_code code
;
1850 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1852 code
= gimple_expr_code (gs
);
1853 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
1854 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
1860 /* Set CODE to be the code for the expression computed on the RHS of
1864 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
1866 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
1867 s
->gsbase
.subcode
= code
;
1871 /* Return the gimple rhs class of the code of the expression computed on
1872 the rhs of assignment statement GS.
1873 This will never return GIMPLE_INVALID_RHS. */
1875 static inline enum gimple_rhs_class
1876 gimple_assign_rhs_class (const_gimple gs
)
1878 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
1882 /* Return true if S is a type-cast assignment. */
1885 gimple_assign_cast_p (gimple s
)
1887 if (is_gimple_assign (s
))
1889 enum tree_code sc
= gimple_assign_rhs_code (s
);
1890 return CONVERT_EXPR_CODE_P (sc
)
1891 || sc
== VIEW_CONVERT_EXPR
1892 || sc
== FIX_TRUNC_EXPR
;
1899 /* Return true if GS is a GIMPLE_CALL. */
1902 is_gimple_call (const_gimple gs
)
1904 return gimple_code (gs
) == GIMPLE_CALL
;
1907 /* Return the LHS of call statement GS. */
1910 gimple_call_lhs (const_gimple gs
)
1912 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1913 return gimple_op (gs
, 0);
1917 /* Return a pointer to the LHS of call statement GS. */
1919 static inline tree
*
1920 gimple_call_lhs_ptr (const_gimple gs
)
1922 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1923 return gimple_op_ptr (gs
, 0);
1927 /* Set LHS to be the LHS operand of call statement GS. */
1930 gimple_call_set_lhs (gimple gs
, tree lhs
)
1932 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1933 gimple_set_op (gs
, 0, lhs
);
1934 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1935 SSA_NAME_DEF_STMT (lhs
) = gs
;
1939 /* Return the tree node representing the function called by call
1943 gimple_call_fn (const_gimple gs
)
1945 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1946 return gimple_op (gs
, 1);
1950 /* Return a pointer to the tree node representing the function called by call
1953 static inline tree
*
1954 gimple_call_fn_ptr (const_gimple gs
)
1956 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1957 return gimple_op_ptr (gs
, 1);
1961 /* Set FN to be the function called by call statement GS. */
1964 gimple_call_set_fn (gimple gs
, tree fn
)
1966 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1967 gimple_set_op (gs
, 1, fn
);
1971 /* Set FNDECL to be the function called by call statement GS. */
1974 gimple_call_set_fndecl (gimple gs
, tree decl
)
1976 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
1977 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
1981 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
1982 Otherwise return NULL. This function is analogous to
1983 get_callee_fndecl in tree land. */
1986 gimple_call_fndecl (const_gimple gs
)
1988 tree addr
= gimple_call_fn (gs
);
1989 if (TREE_CODE (addr
) == ADDR_EXPR
)
1990 return TREE_OPERAND (addr
, 0);
1995 /* Return the type returned by call statement GS. */
1998 gimple_call_return_type (const_gimple gs
)
2000 tree fn
= gimple_call_fn (gs
);
2001 tree type
= TREE_TYPE (fn
);
2003 /* See through the pointer. */
2004 type
= TREE_TYPE (type
);
2006 /* The type returned by a FUNCTION_DECL is the type of its
2008 return TREE_TYPE (type
);
2012 /* Return the static chain for call statement GS. */
2015 gimple_call_chain (const_gimple gs
)
2017 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2018 return gimple_op (gs
, 2);
2022 /* Return a pointer to the static chain for call statement GS. */
2024 static inline tree
*
2025 gimple_call_chain_ptr (const_gimple gs
)
2027 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2028 return gimple_op_ptr (gs
, 2);
2031 /* Set CHAIN to be the static chain for call statement GS. */
2034 gimple_call_set_chain (gimple gs
, tree chain
)
2036 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2038 gimple_set_op (gs
, 2, chain
);
2042 /* Return the number of arguments used by call statement GS. */
2044 static inline unsigned
2045 gimple_call_num_args (const_gimple gs
)
2048 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2049 num_ops
= gimple_num_ops (gs
);
2054 /* Return the argument at position INDEX for call statement GS. */
2057 gimple_call_arg (const_gimple gs
, unsigned index
)
2059 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2060 return gimple_op (gs
, index
+ 3);
2064 /* Return a pointer to the argument at position INDEX for call
2067 static inline tree
*
2068 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2070 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2071 return gimple_op_ptr (gs
, index
+ 3);
2075 /* Set ARG to be the argument at position INDEX for call statement GS. */
2078 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2080 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2081 gimple_set_op (gs
, index
+ 3, arg
);
2085 /* If TAIL_P is true, mark call statement S as being a tail call
2086 (i.e., a call just before the exit of a function). These calls are
2087 candidate for tail call optimization. */
2090 gimple_call_set_tail (gimple s
, bool tail_p
)
2092 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2094 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2096 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2100 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2103 gimple_call_tail_p (gimple s
)
2105 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2106 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2110 /* Set the inlinable status of GIMPLE_CALL S to INLINABLE_P. */
2113 gimple_call_set_cannot_inline (gimple s
, bool inlinable_p
)
2115 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2117 s
->gsbase
.subcode
|= GF_CALL_CANNOT_INLINE
;
2119 s
->gsbase
.subcode
&= ~GF_CALL_CANNOT_INLINE
;
2123 /* Return true if GIMPLE_CALL S cannot be inlined. */
2126 gimple_call_cannot_inline_p (gimple s
)
2128 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2129 return (s
->gsbase
.subcode
& GF_CALL_CANNOT_INLINE
) != 0;
2133 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2134 slot optimization. This transformation uses the target of the call
2135 expansion as the return slot for calls that return in memory. */
2138 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2140 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2141 if (return_slot_opt_p
)
2142 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2144 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2148 /* Return true if S is marked for return slot optimization. */
2151 gimple_call_return_slot_opt_p (gimple s
)
2153 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2154 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2158 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2159 thunk to the thunked-to function. */
2162 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2164 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2166 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2168 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2172 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2175 gimple_call_from_thunk_p (gimple s
)
2177 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2178 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2182 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2183 argument pack in its argument list. */
2186 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2188 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2189 if (pass_arg_pack_p
)
2190 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2192 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2196 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2197 argument pack in its argument list. */
2200 gimple_call_va_arg_pack_p (gimple s
)
2202 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2203 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2207 /* Return true if S is a noreturn call. */
2210 gimple_call_noreturn_p (gimple s
)
2212 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2213 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2217 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2218 even if the called function can throw in other cases. */
2221 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2223 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2225 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2227 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2230 /* Return true if S is a nothrow call. */
2233 gimple_call_nothrow_p (gimple s
)
2235 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2236 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2240 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2243 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2245 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2246 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2247 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2251 /* Return a pointer to the points-to solution for the set of call-used
2252 variables of the call CALL. */
2254 static inline struct pt_solution
*
2255 gimple_call_use_set (gimple call
)
2257 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2258 return &call
->gimple_call
.call_used
;
2262 /* Return a pointer to the points-to solution for the set of call-used
2263 variables of the call CALL. */
2265 static inline struct pt_solution
*
2266 gimple_call_clobber_set (gimple call
)
2268 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2269 return &call
->gimple_call
.call_clobbered
;
2273 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2277 gimple_has_lhs (gimple stmt
)
2279 return (is_gimple_assign (stmt
)
2280 || (is_gimple_call (stmt
)
2281 && gimple_call_lhs (stmt
) != NULL_TREE
));
2285 /* Return the code of the predicate computed by conditional statement GS. */
2287 static inline enum tree_code
2288 gimple_cond_code (const_gimple gs
)
2290 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2291 return (enum tree_code
) gs
->gsbase
.subcode
;
2295 /* Set CODE to be the predicate code for the conditional statement GS. */
2298 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2300 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2301 gs
->gsbase
.subcode
= code
;
2305 /* Return the LHS of the predicate computed by conditional statement GS. */
2308 gimple_cond_lhs (const_gimple gs
)
2310 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2311 return gimple_op (gs
, 0);
2314 /* Return the pointer to the LHS of the predicate computed by conditional
2317 static inline tree
*
2318 gimple_cond_lhs_ptr (const_gimple gs
)
2320 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2321 return gimple_op_ptr (gs
, 0);
2324 /* Set LHS to be the LHS operand of the predicate computed by
2325 conditional statement GS. */
2328 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2330 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2331 gimple_set_op (gs
, 0, lhs
);
2335 /* Return the RHS operand of the predicate computed by conditional GS. */
2338 gimple_cond_rhs (const_gimple gs
)
2340 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2341 return gimple_op (gs
, 1);
2344 /* Return the pointer to the RHS operand of the predicate computed by
2347 static inline tree
*
2348 gimple_cond_rhs_ptr (const_gimple gs
)
2350 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2351 return gimple_op_ptr (gs
, 1);
2355 /* Set RHS to be the RHS operand of the predicate computed by
2356 conditional statement GS. */
2359 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2361 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2362 gimple_set_op (gs
, 1, rhs
);
2366 /* Return the label used by conditional statement GS when its
2367 predicate evaluates to true. */
2370 gimple_cond_true_label (const_gimple gs
)
2372 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2373 return gimple_op (gs
, 2);
2377 /* Set LABEL to be the label used by conditional statement GS when its
2378 predicate evaluates to true. */
2381 gimple_cond_set_true_label (gimple gs
, tree label
)
2383 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2384 gimple_set_op (gs
, 2, label
);
2388 /* Set LABEL to be the label used by conditional statement GS when its
2389 predicate evaluates to false. */
2392 gimple_cond_set_false_label (gimple gs
, tree label
)
2394 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2395 gimple_set_op (gs
, 3, label
);
2399 /* Return the label used by conditional statement GS when its
2400 predicate evaluates to false. */
2403 gimple_cond_false_label (const_gimple gs
)
2405 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2406 return gimple_op (gs
, 3);
2410 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2413 gimple_cond_make_false (gimple gs
)
2415 gimple_cond_set_lhs (gs
, boolean_true_node
);
2416 gimple_cond_set_rhs (gs
, boolean_false_node
);
2417 gs
->gsbase
.subcode
= EQ_EXPR
;
2421 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2424 gimple_cond_make_true (gimple gs
)
2426 gimple_cond_set_lhs (gs
, boolean_true_node
);
2427 gimple_cond_set_rhs (gs
, boolean_true_node
);
2428 gs
->gsbase
.subcode
= EQ_EXPR
;
2431 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2432 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2435 gimple_cond_true_p (const_gimple gs
)
2437 tree lhs
= gimple_cond_lhs (gs
);
2438 tree rhs
= gimple_cond_rhs (gs
);
2439 enum tree_code code
= gimple_cond_code (gs
);
2441 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2444 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2447 if (code
== NE_EXPR
&& lhs
!= rhs
)
2450 if (code
== EQ_EXPR
&& lhs
== rhs
)
2456 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2457 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2460 gimple_cond_false_p (const_gimple gs
)
2462 tree lhs
= gimple_cond_lhs (gs
);
2463 tree rhs
= gimple_cond_rhs (gs
);
2464 enum tree_code code
= gimple_cond_code (gs
);
2466 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2469 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2472 if (code
== NE_EXPR
&& lhs
== rhs
)
2475 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2481 /* Check if conditional statement GS is of the form 'if (var != 0)' or
2485 gimple_cond_single_var_p (gimple gs
)
2487 if (gimple_cond_code (gs
) == NE_EXPR
2488 && gimple_cond_rhs (gs
) == boolean_false_node
)
2491 if (gimple_cond_code (gs
) == EQ_EXPR
2492 && gimple_cond_rhs (gs
) == boolean_true_node
)
2498 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2501 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2503 gimple_cond_set_code (stmt
, code
);
2504 gimple_cond_set_lhs (stmt
, lhs
);
2505 gimple_cond_set_rhs (stmt
, rhs
);
2508 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2511 gimple_label_label (const_gimple gs
)
2513 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2514 return gimple_op (gs
, 0);
2518 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2522 gimple_label_set_label (gimple gs
, tree label
)
2524 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2525 gimple_set_op (gs
, 0, label
);
2529 /* Return the destination of the unconditional jump GS. */
2532 gimple_goto_dest (const_gimple gs
)
2534 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2535 return gimple_op (gs
, 0);
2539 /* Set DEST to be the destination of the unconditonal jump GS. */
2542 gimple_goto_set_dest (gimple gs
, tree dest
)
2544 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2545 gimple_set_op (gs
, 0, dest
);
2549 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2552 gimple_bind_vars (const_gimple gs
)
2554 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2555 return gs
->gimple_bind
.vars
;
2559 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2563 gimple_bind_set_vars (gimple gs
, tree vars
)
2565 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2566 gs
->gimple_bind
.vars
= vars
;
2570 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2574 gimple_bind_append_vars (gimple gs
, tree vars
)
2576 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2577 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2581 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2583 static inline gimple_seq
2584 gimple_bind_body (gimple gs
)
2586 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2587 return gs
->gimple_bind
.body
;
2591 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2595 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2597 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2598 gs
->gimple_bind
.body
= seq
;
2602 /* Append a statement to the end of a GIMPLE_BIND's body. */
2605 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2607 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2608 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2612 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2615 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2617 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2618 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2622 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2623 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2626 gimple_bind_block (const_gimple gs
)
2628 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2629 return gs
->gimple_bind
.block
;
2633 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2637 gimple_bind_set_block (gimple gs
, tree block
)
2639 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2640 gcc_assert (block
== NULL_TREE
|| TREE_CODE (block
) == BLOCK
);
2641 gs
->gimple_bind
.block
= block
;
2645 /* Return the number of input operands for GIMPLE_ASM GS. */
2647 static inline unsigned
2648 gimple_asm_ninputs (const_gimple gs
)
2650 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2651 return gs
->gimple_asm
.ni
;
2655 /* Return the number of output operands for GIMPLE_ASM GS. */
2657 static inline unsigned
2658 gimple_asm_noutputs (const_gimple gs
)
2660 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2661 return gs
->gimple_asm
.no
;
2665 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2667 static inline unsigned
2668 gimple_asm_nclobbers (const_gimple gs
)
2670 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2671 return gs
->gimple_asm
.nc
;
2674 /* Return the number of label operands for GIMPLE_ASM GS. */
2676 static inline unsigned
2677 gimple_asm_nlabels (const_gimple gs
)
2679 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2680 return gs
->gimple_asm
.nl
;
2683 /* Return input operand INDEX of GIMPLE_ASM GS. */
2686 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2688 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2689 gcc_assert (index
<= gs
->gimple_asm
.ni
);
2690 return gimple_op (gs
, index
);
2693 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2695 static inline tree
*
2696 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2698 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2699 gcc_assert (index
<= gs
->gimple_asm
.ni
);
2700 return gimple_op_ptr (gs
, index
);
2704 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2707 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2709 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2710 gcc_assert (index
<= gs
->gimple_asm
.ni
);
2711 gcc_assert (TREE_CODE (in_op
) == TREE_LIST
);
2712 gimple_set_op (gs
, index
, in_op
);
2716 /* Return output operand INDEX of GIMPLE_ASM GS. */
2719 gimple_asm_output_op (const_gimple gs
, unsigned index
)
2721 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2722 gcc_assert (index
<= gs
->gimple_asm
.no
);
2723 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
);
2726 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
2728 static inline tree
*
2729 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
2731 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2732 gcc_assert (index
<= gs
->gimple_asm
.no
);
2733 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.ni
);
2737 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
2740 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
2742 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2743 gcc_assert (index
<= gs
->gimple_asm
.no
);
2744 gcc_assert (TREE_CODE (out_op
) == TREE_LIST
);
2745 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
, out_op
);
2749 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
2752 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
2754 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2755 gcc_assert (index
<= gs
->gimple_asm
.nc
);
2756 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
2760 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
2763 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
2765 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2766 gcc_assert (index
<= gs
->gimple_asm
.nc
);
2767 gcc_assert (TREE_CODE (clobber_op
) == TREE_LIST
);
2768 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
2771 /* Return label operand INDEX of GIMPLE_ASM GS. */
2774 gimple_asm_label_op (const_gimple gs
, unsigned index
)
2776 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2777 gcc_assert (index
<= gs
->gimple_asm
.nl
);
2778 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
2781 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
2784 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
2786 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2787 gcc_assert (index
<= gs
->gimple_asm
.nl
);
2788 gcc_assert (TREE_CODE (label_op
) == TREE_LIST
);
2789 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
2792 /* Return the string representing the assembly instruction in
2795 static inline const char *
2796 gimple_asm_string (const_gimple gs
)
2798 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2799 return gs
->gimple_asm
.string
;
2803 /* Return true if GS is an asm statement marked volatile. */
2806 gimple_asm_volatile_p (const_gimple gs
)
2808 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2809 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
2813 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
2816 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
2818 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2820 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
2822 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
2826 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
2829 gimple_asm_set_input (gimple gs
, bool input_p
)
2831 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2833 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
2835 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
2839 /* Return true if asm GS is an ASM_INPUT. */
2842 gimple_asm_input_p (const_gimple gs
)
2844 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2845 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
2849 /* Return the types handled by GIMPLE_CATCH statement GS. */
2852 gimple_catch_types (const_gimple gs
)
2854 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2855 return gs
->gimple_catch
.types
;
2859 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
2861 static inline tree
*
2862 gimple_catch_types_ptr (gimple gs
)
2864 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2865 return &gs
->gimple_catch
.types
;
2869 /* Return the GIMPLE sequence representing the body of the handler of
2870 GIMPLE_CATCH statement GS. */
2872 static inline gimple_seq
2873 gimple_catch_handler (gimple gs
)
2875 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2876 return gs
->gimple_catch
.handler
;
2880 /* Return a pointer to the GIMPLE sequence representing the body of
2881 the handler of GIMPLE_CATCH statement GS. */
2883 static inline gimple_seq
*
2884 gimple_catch_handler_ptr (gimple gs
)
2886 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2887 return &gs
->gimple_catch
.handler
;
2891 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
2894 gimple_catch_set_types (gimple gs
, tree t
)
2896 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2897 gs
->gimple_catch
.types
= t
;
2901 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
2904 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
2906 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
2907 gs
->gimple_catch
.handler
= handler
;
2911 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
2914 gimple_eh_filter_types (const_gimple gs
)
2916 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
2917 return gs
->gimple_eh_filter
.types
;
2921 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
2924 static inline tree
*
2925 gimple_eh_filter_types_ptr (gimple gs
)
2927 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
2928 return &gs
->gimple_eh_filter
.types
;
2932 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
2935 static inline gimple_seq
2936 gimple_eh_filter_failure (gimple gs
)
2938 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
2939 return gs
->gimple_eh_filter
.failure
;
2943 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
2946 gimple_eh_filter_set_types (gimple gs
, tree types
)
2948 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
2949 gs
->gimple_eh_filter
.types
= types
;
2953 /* Set FAILURE to be the sequence of statements to execute on failure
2954 for GIMPLE_EH_FILTER GS. */
2957 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
2959 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
2960 gs
->gimple_eh_filter
.failure
= failure
;
2963 /* Get the function decl to be called by the MUST_NOT_THROW region. */
2966 gimple_eh_must_not_throw_fndecl (gimple gs
)
2968 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
2969 return gs
->gimple_eh_mnt
.fndecl
;
2972 /* Set the function decl to be called by GS to DECL. */
2975 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
2977 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
2978 gs
->gimple_eh_mnt
.fndecl
= decl
;
2982 /* GIMPLE_TRY accessors. */
2984 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
2985 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
2987 static inline enum gimple_try_flags
2988 gimple_try_kind (const_gimple gs
)
2990 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
2991 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
2995 /* Set the kind of try block represented by GIMPLE_TRY GS. */
2998 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3000 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3001 gcc_assert (kind
== GIMPLE_TRY_CATCH
|| kind
== GIMPLE_TRY_FINALLY
);
3002 if (gimple_try_kind (gs
) != kind
)
3003 gs
->gsbase
.subcode
= (unsigned int) kind
;
3007 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3010 gimple_try_catch_is_cleanup (const_gimple gs
)
3012 gcc_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3013 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3017 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3019 static inline gimple_seq
3020 gimple_try_eval (gimple gs
)
3022 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3023 return gs
->gimple_try
.eval
;
3027 /* Return the sequence of statements used as the cleanup body for
3030 static inline gimple_seq
3031 gimple_try_cleanup (gimple gs
)
3033 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3034 return gs
->gimple_try
.cleanup
;
3038 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3041 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3043 gcc_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3044 if (catch_is_cleanup
)
3045 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3047 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3051 /* Set EVAL to be the sequence of statements to use as the body for
3055 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3057 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3058 gs
->gimple_try
.eval
= eval
;
3062 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3063 body for GIMPLE_TRY GS. */
3066 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3068 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3069 gs
->gimple_try
.cleanup
= cleanup
;
3073 /* Return the cleanup sequence for cleanup statement GS. */
3075 static inline gimple_seq
3076 gimple_wce_cleanup (gimple gs
)
3078 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3079 return gs
->gimple_wce
.cleanup
;
3083 /* Set CLEANUP to be the cleanup sequence for GS. */
3086 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3088 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3089 gs
->gimple_wce
.cleanup
= cleanup
;
3093 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3096 gimple_wce_cleanup_eh_only (const_gimple gs
)
3098 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3099 return gs
->gsbase
.subcode
!= 0;
3103 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3106 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3108 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3109 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3113 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3115 static inline unsigned
3116 gimple_phi_capacity (const_gimple gs
)
3118 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3119 return gs
->gimple_phi
.capacity
;
3123 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3124 be exactly the number of incoming edges for the basic block holding
3127 static inline unsigned
3128 gimple_phi_num_args (const_gimple gs
)
3130 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3131 return gs
->gimple_phi
.nargs
;
3135 /* Return the SSA name created by GIMPLE_PHI GS. */
3138 gimple_phi_result (const_gimple gs
)
3140 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3141 return gs
->gimple_phi
.result
;
3144 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3146 static inline tree
*
3147 gimple_phi_result_ptr (gimple gs
)
3149 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3150 return &gs
->gimple_phi
.result
;
3153 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3156 gimple_phi_set_result (gimple gs
, tree result
)
3158 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3159 gs
->gimple_phi
.result
= result
;
3163 /* Return the PHI argument corresponding to incoming edge INDEX for
3166 static inline struct phi_arg_d
*
3167 gimple_phi_arg (gimple gs
, unsigned index
)
3169 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3170 gcc_assert (index
<= gs
->gimple_phi
.capacity
);
3171 return &(gs
->gimple_phi
.args
[index
]);
3174 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3175 for GIMPLE_PHI GS. */
3178 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3180 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3181 gcc_assert (index
<= gs
->gimple_phi
.nargs
);
3182 memcpy (gs
->gimple_phi
.args
+ index
, phiarg
, sizeof (struct phi_arg_d
));
3185 /* Return the region number for GIMPLE_RESX GS. */
3188 gimple_resx_region (const_gimple gs
)
3190 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3191 return gs
->gimple_eh_ctrl
.region
;
3194 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3197 gimple_resx_set_region (gimple gs
, int region
)
3199 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3200 gs
->gimple_eh_ctrl
.region
= region
;
3203 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3206 gimple_eh_dispatch_region (const_gimple gs
)
3208 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3209 return gs
->gimple_eh_ctrl
.region
;
3212 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3215 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3217 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3218 gs
->gimple_eh_ctrl
.region
= region
;
3221 /* Return the number of labels associated with the switch statement GS. */
3223 static inline unsigned
3224 gimple_switch_num_labels (const_gimple gs
)
3227 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3228 num_ops
= gimple_num_ops (gs
);
3229 gcc_assert (num_ops
> 1);
3234 /* Set NLABELS to be the number of labels for the switch statement GS. */
3237 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3239 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3240 gimple_set_num_ops (g
, nlabels
+ 1);
3244 /* Return the index variable used by the switch statement GS. */
3247 gimple_switch_index (const_gimple gs
)
3249 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3250 return gimple_op (gs
, 0);
3254 /* Return a pointer to the index variable for the switch statement GS. */
3256 static inline tree
*
3257 gimple_switch_index_ptr (const_gimple gs
)
3259 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3260 return gimple_op_ptr (gs
, 0);
3264 /* Set INDEX to be the index variable for switch statement GS. */
3267 gimple_switch_set_index (gimple gs
, tree index
)
3269 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3270 gcc_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3271 gimple_set_op (gs
, 0, index
);
3275 /* Return the label numbered INDEX. The default label is 0, followed by any
3276 labels in a switch statement. */
3279 gimple_switch_label (const_gimple gs
, unsigned index
)
3281 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3282 gcc_assert (gimple_num_ops (gs
) > index
+ 1);
3283 return gimple_op (gs
, index
+ 1);
3286 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3289 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3291 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3292 gcc_assert (gimple_num_ops (gs
) > index
+ 1);
3293 gcc_assert (label
== NULL_TREE
|| TREE_CODE (label
) == CASE_LABEL_EXPR
);
3294 gimple_set_op (gs
, index
+ 1, label
);
3297 /* Return the default label for a switch statement. */
3300 gimple_switch_default_label (const_gimple gs
)
3302 return gimple_switch_label (gs
, 0);
3305 /* Set the default label for a switch statement. */
3308 gimple_switch_set_default_label (gimple gs
, tree label
)
3310 gimple_switch_set_label (gs
, 0, label
);
3313 /* Return true if GS is a GIMPLE_DEBUG statement. */
3316 is_gimple_debug (const_gimple gs
)
3318 return gimple_code (gs
) == GIMPLE_DEBUG
;
3321 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3324 gimple_debug_bind_p (const_gimple s
)
3326 if (is_gimple_debug (s
))
3327 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3332 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3335 gimple_debug_bind_get_var (gimple dbg
)
3337 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3338 #ifdef ENABLE_CHECKING
3339 gcc_assert (gimple_debug_bind_p (dbg
));
3341 return gimple_op (dbg
, 0);
3344 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3348 gimple_debug_bind_get_value (gimple dbg
)
3350 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3351 #ifdef ENABLE_CHECKING
3352 gcc_assert (gimple_debug_bind_p (dbg
));
3354 return gimple_op (dbg
, 1);
3357 /* Return a pointer to the value bound to the variable in a
3358 GIMPLE_DEBUG bind statement. */
3360 static inline tree
*
3361 gimple_debug_bind_get_value_ptr (gimple dbg
)
3363 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3364 #ifdef ENABLE_CHECKING
3365 gcc_assert (gimple_debug_bind_p (dbg
));
3367 return gimple_op_ptr (dbg
, 1);
3370 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3373 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3375 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3376 #ifdef ENABLE_CHECKING
3377 gcc_assert (gimple_debug_bind_p (dbg
));
3379 gimple_set_op (dbg
, 0, var
);
3382 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3386 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3388 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3389 #ifdef ENABLE_CHECKING
3390 gcc_assert (gimple_debug_bind_p (dbg
));
3392 gimple_set_op (dbg
, 1, value
);
3395 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3397 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3399 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3403 gimple_debug_bind_reset_value (gimple dbg
)
3405 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3406 #ifdef ENABLE_CHECKING
3407 gcc_assert (gimple_debug_bind_p (dbg
));
3409 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3412 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3416 gimple_debug_bind_has_value_p (gimple dbg
)
3418 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3419 #ifdef ENABLE_CHECKING
3420 gcc_assert (gimple_debug_bind_p (dbg
));
3422 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3425 #undef GIMPLE_DEBUG_BIND_NOVALUE
3427 /* Return the body for the OMP statement GS. */
3429 static inline gimple_seq
3430 gimple_omp_body (gimple gs
)
3432 return gs
->omp
.body
;
3435 /* Set BODY to be the body for the OMP statement GS. */
3438 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3440 gs
->omp
.body
= body
;
3444 /* Return the name associated with OMP_CRITICAL statement GS. */
3447 gimple_omp_critical_name (const_gimple gs
)
3449 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3450 return gs
->gimple_omp_critical
.name
;
3454 /* Return a pointer to the name associated with OMP critical statement GS. */
3456 static inline tree
*
3457 gimple_omp_critical_name_ptr (gimple gs
)
3459 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3460 return &gs
->gimple_omp_critical
.name
;
3464 /* Set NAME to be the name associated with OMP critical statement GS. */
3467 gimple_omp_critical_set_name (gimple gs
, tree name
)
3469 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3470 gs
->gimple_omp_critical
.name
= name
;
3474 /* Return the clauses associated with OMP_FOR GS. */
3477 gimple_omp_for_clauses (const_gimple gs
)
3479 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3480 return gs
->gimple_omp_for
.clauses
;
3484 /* Return a pointer to the OMP_FOR GS. */
3486 static inline tree
*
3487 gimple_omp_for_clauses_ptr (gimple gs
)
3489 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3490 return &gs
->gimple_omp_for
.clauses
;
3494 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3497 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3499 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3500 gs
->gimple_omp_for
.clauses
= clauses
;
3504 /* Get the collapse count of OMP_FOR GS. */
3506 static inline size_t
3507 gimple_omp_for_collapse (gimple gs
)
3509 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3510 return gs
->gimple_omp_for
.collapse
;
3514 /* Return the index variable for OMP_FOR GS. */
3517 gimple_omp_for_index (const_gimple gs
, size_t i
)
3519 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3520 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3521 return gs
->gimple_omp_for
.iter
[i
].index
;
3525 /* Return a pointer to the index variable for OMP_FOR GS. */
3527 static inline tree
*
3528 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3530 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3531 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3532 return &gs
->gimple_omp_for
.iter
[i
].index
;
3536 /* Set INDEX to be the index variable for OMP_FOR GS. */
3539 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3541 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3542 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3543 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3547 /* Return the initial value for OMP_FOR GS. */
3550 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3552 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3553 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3554 return gs
->gimple_omp_for
.iter
[i
].initial
;
3558 /* Return a pointer to the initial value for OMP_FOR GS. */
3560 static inline tree
*
3561 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3563 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3564 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3565 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3569 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3572 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3574 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3575 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3576 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
3580 /* Return the final value for OMP_FOR GS. */
3583 gimple_omp_for_final (const_gimple gs
, size_t i
)
3585 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3586 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3587 return gs
->gimple_omp_for
.iter
[i
].final
;
3591 /* Return a pointer to the final value for OMP_FOR GS. */
3593 static inline tree
*
3594 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
3596 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3597 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3598 return &gs
->gimple_omp_for
.iter
[i
].final
;
3602 /* Set FINAL to be the final value for OMP_FOR GS. */
3605 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
3607 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3608 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3609 gs
->gimple_omp_for
.iter
[i
].final
= final
;
3613 /* Return the increment value for OMP_FOR GS. */
3616 gimple_omp_for_incr (const_gimple gs
, size_t i
)
3618 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3619 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3620 return gs
->gimple_omp_for
.iter
[i
].incr
;
3624 /* Return a pointer to the increment value for OMP_FOR GS. */
3626 static inline tree
*
3627 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
3629 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3630 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3631 return &gs
->gimple_omp_for
.iter
[i
].incr
;
3635 /* Set INCR to be the increment value for OMP_FOR GS. */
3638 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
3640 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3641 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
3642 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
3646 /* Return the sequence of statements to execute before the OMP_FOR
3647 statement GS starts. */
3649 static inline gimple_seq
3650 gimple_omp_for_pre_body (gimple gs
)
3652 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3653 return gs
->gimple_omp_for
.pre_body
;
3657 /* Set PRE_BODY to be the sequence of statements to execute before the
3658 OMP_FOR statement GS starts. */
3661 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
3663 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3664 gs
->gimple_omp_for
.pre_body
= pre_body
;
3668 /* Return the clauses associated with OMP_PARALLEL GS. */
3671 gimple_omp_parallel_clauses (const_gimple gs
)
3673 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3674 return gs
->gimple_omp_parallel
.clauses
;
3678 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
3680 static inline tree
*
3681 gimple_omp_parallel_clauses_ptr (gimple gs
)
3683 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3684 return &gs
->gimple_omp_parallel
.clauses
;
3688 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
3692 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
3694 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3695 gs
->gimple_omp_parallel
.clauses
= clauses
;
3699 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
3702 gimple_omp_parallel_child_fn (const_gimple gs
)
3704 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3705 return gs
->gimple_omp_parallel
.child_fn
;
3708 /* Return a pointer to the child function used to hold the body of
3711 static inline tree
*
3712 gimple_omp_parallel_child_fn_ptr (gimple gs
)
3714 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3715 return &gs
->gimple_omp_parallel
.child_fn
;
3719 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
3722 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
3724 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3725 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
3729 /* Return the artificial argument used to send variables and values
3730 from the parent to the children threads in OMP_PARALLEL GS. */
3733 gimple_omp_parallel_data_arg (const_gimple gs
)
3735 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3736 return gs
->gimple_omp_parallel
.data_arg
;
3740 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
3742 static inline tree
*
3743 gimple_omp_parallel_data_arg_ptr (gimple gs
)
3745 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3746 return &gs
->gimple_omp_parallel
.data_arg
;
3750 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
3753 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
3755 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
3756 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
3760 /* Return the clauses associated with OMP_TASK GS. */
3763 gimple_omp_task_clauses (const_gimple gs
)
3765 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3766 return gs
->gimple_omp_parallel
.clauses
;
3770 /* Return a pointer to the clauses associated with OMP_TASK GS. */
3772 static inline tree
*
3773 gimple_omp_task_clauses_ptr (gimple gs
)
3775 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3776 return &gs
->gimple_omp_parallel
.clauses
;
3780 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
3784 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
3786 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3787 gs
->gimple_omp_parallel
.clauses
= clauses
;
3791 /* Return the child function used to hold the body of OMP_TASK GS. */
3794 gimple_omp_task_child_fn (const_gimple gs
)
3796 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3797 return gs
->gimple_omp_parallel
.child_fn
;
3800 /* Return a pointer to the child function used to hold the body of
3803 static inline tree
*
3804 gimple_omp_task_child_fn_ptr (gimple gs
)
3806 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3807 return &gs
->gimple_omp_parallel
.child_fn
;
3811 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
3814 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
3816 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3817 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
3821 /* Return the artificial argument used to send variables and values
3822 from the parent to the children threads in OMP_TASK GS. */
3825 gimple_omp_task_data_arg (const_gimple gs
)
3827 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3828 return gs
->gimple_omp_parallel
.data_arg
;
3832 /* Return a pointer to the data argument for OMP_TASK GS. */
3834 static inline tree
*
3835 gimple_omp_task_data_arg_ptr (gimple gs
)
3837 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3838 return &gs
->gimple_omp_parallel
.data_arg
;
3842 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
3845 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
3847 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3848 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
3852 /* Return the clauses associated with OMP_TASK GS. */
3855 gimple_omp_taskreg_clauses (const_gimple gs
)
3857 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3858 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3859 return gs
->gimple_omp_parallel
.clauses
;
3863 /* Return a pointer to the clauses associated with OMP_TASK GS. */
3865 static inline tree
*
3866 gimple_omp_taskreg_clauses_ptr (gimple gs
)
3868 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3869 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3870 return &gs
->gimple_omp_parallel
.clauses
;
3874 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
3878 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
3880 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3881 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3882 gs
->gimple_omp_parallel
.clauses
= clauses
;
3886 /* Return the child function used to hold the body of OMP_TASK GS. */
3889 gimple_omp_taskreg_child_fn (const_gimple gs
)
3891 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3892 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3893 return gs
->gimple_omp_parallel
.child_fn
;
3896 /* Return a pointer to the child function used to hold the body of
3899 static inline tree
*
3900 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
3902 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3903 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3904 return &gs
->gimple_omp_parallel
.child_fn
;
3908 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
3911 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
3913 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3914 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3915 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
3919 /* Return the artificial argument used to send variables and values
3920 from the parent to the children threads in OMP_TASK GS. */
3923 gimple_omp_taskreg_data_arg (const_gimple gs
)
3925 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3926 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3927 return gs
->gimple_omp_parallel
.data_arg
;
3931 /* Return a pointer to the data argument for OMP_TASK GS. */
3933 static inline tree
*
3934 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
3936 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3937 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3938 return &gs
->gimple_omp_parallel
.data_arg
;
3942 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
3945 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
3947 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
3948 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3949 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
3953 /* Return the copy function used to hold the body of OMP_TASK GS. */
3956 gimple_omp_task_copy_fn (const_gimple gs
)
3958 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3959 return gs
->gimple_omp_task
.copy_fn
;
3962 /* Return a pointer to the copy function used to hold the body of
3965 static inline tree
*
3966 gimple_omp_task_copy_fn_ptr (gimple gs
)
3968 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3969 return &gs
->gimple_omp_task
.copy_fn
;
3973 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
3976 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
3978 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3979 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
3983 /* Return size of the data block in bytes in OMP_TASK GS. */
3986 gimple_omp_task_arg_size (const_gimple gs
)
3988 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3989 return gs
->gimple_omp_task
.arg_size
;
3993 /* Return a pointer to the data block size for OMP_TASK GS. */
3995 static inline tree
*
3996 gimple_omp_task_arg_size_ptr (gimple gs
)
3998 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
3999 return &gs
->gimple_omp_task
.arg_size
;
4003 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4006 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4008 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4009 gs
->gimple_omp_task
.arg_size
= arg_size
;
4013 /* Return align of the data block in bytes in OMP_TASK GS. */
4016 gimple_omp_task_arg_align (const_gimple gs
)
4018 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4019 return gs
->gimple_omp_task
.arg_align
;
4023 /* Return a pointer to the data block align for OMP_TASK GS. */
4025 static inline tree
*
4026 gimple_omp_task_arg_align_ptr (gimple gs
)
4028 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4029 return &gs
->gimple_omp_task
.arg_align
;
4033 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4036 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4038 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4039 gs
->gimple_omp_task
.arg_align
= arg_align
;
4043 /* Return the clauses associated with OMP_SINGLE GS. */
4046 gimple_omp_single_clauses (const_gimple gs
)
4048 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4049 return gs
->gimple_omp_single
.clauses
;
4053 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4055 static inline tree
*
4056 gimple_omp_single_clauses_ptr (gimple gs
)
4058 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4059 return &gs
->gimple_omp_single
.clauses
;
4063 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4066 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4068 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4069 gs
->gimple_omp_single
.clauses
= clauses
;
4073 /* Return the clauses associated with OMP_SECTIONS GS. */
4076 gimple_omp_sections_clauses (const_gimple gs
)
4078 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4079 return gs
->gimple_omp_sections
.clauses
;
4083 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4085 static inline tree
*
4086 gimple_omp_sections_clauses_ptr (gimple gs
)
4088 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4089 return &gs
->gimple_omp_sections
.clauses
;
4093 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4097 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4099 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4100 gs
->gimple_omp_sections
.clauses
= clauses
;
4104 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4108 gimple_omp_sections_control (const_gimple gs
)
4110 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4111 return gs
->gimple_omp_sections
.control
;
4115 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4118 static inline tree
*
4119 gimple_omp_sections_control_ptr (gimple gs
)
4121 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4122 return &gs
->gimple_omp_sections
.control
;
4126 /* Set CONTROL to be the set of clauses associated with the
4127 GIMPLE_OMP_SECTIONS in GS. */
4130 gimple_omp_sections_set_control (gimple gs
, tree control
)
4132 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4133 gs
->gimple_omp_sections
.control
= control
;
4137 /* Set COND to be the condition code for OMP_FOR GS. */
4140 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4142 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4143 gcc_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
);
4144 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
4145 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4149 /* Return the condition code associated with OMP_FOR GS. */
4151 static inline enum tree_code
4152 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4154 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4155 gcc_assert (i
< gs
->gimple_omp_for
.collapse
);
4156 return gs
->gimple_omp_for
.iter
[i
].cond
;
4160 /* Set the value being stored in an atomic store. */
4163 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4165 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4166 g
->gimple_omp_atomic_store
.val
= val
;
4170 /* Return the value being stored in an atomic store. */
4173 gimple_omp_atomic_store_val (const_gimple g
)
4175 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4176 return g
->gimple_omp_atomic_store
.val
;
4180 /* Return a pointer to the value being stored in an atomic store. */
4182 static inline tree
*
4183 gimple_omp_atomic_store_val_ptr (gimple g
)
4185 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4186 return &g
->gimple_omp_atomic_store
.val
;
4190 /* Set the LHS of an atomic load. */
4193 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4195 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4196 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4200 /* Get the LHS of an atomic load. */
4203 gimple_omp_atomic_load_lhs (const_gimple g
)
4205 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4206 return g
->gimple_omp_atomic_load
.lhs
;
4210 /* Return a pointer to the LHS of an atomic load. */
4212 static inline tree
*
4213 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4215 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4216 return &g
->gimple_omp_atomic_load
.lhs
;
4220 /* Set the RHS of an atomic load. */
4223 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4225 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4226 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4230 /* Get the RHS of an atomic load. */
4233 gimple_omp_atomic_load_rhs (const_gimple g
)
4235 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4236 return g
->gimple_omp_atomic_load
.rhs
;
4240 /* Return a pointer to the RHS of an atomic load. */
4242 static inline tree
*
4243 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4245 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4246 return &g
->gimple_omp_atomic_load
.rhs
;
4250 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4253 gimple_omp_continue_control_def (const_gimple g
)
4255 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4256 return g
->gimple_omp_continue
.control_def
;
4259 /* The same as above, but return the address. */
4261 static inline tree
*
4262 gimple_omp_continue_control_def_ptr (gimple g
)
4264 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4265 return &g
->gimple_omp_continue
.control_def
;
4268 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4271 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4273 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4274 g
->gimple_omp_continue
.control_def
= def
;
4278 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4281 gimple_omp_continue_control_use (const_gimple g
)
4283 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4284 return g
->gimple_omp_continue
.control_use
;
4288 /* The same as above, but return the address. */
4290 static inline tree
*
4291 gimple_omp_continue_control_use_ptr (gimple g
)
4293 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4294 return &g
->gimple_omp_continue
.control_use
;
4298 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4301 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4303 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4304 g
->gimple_omp_continue
.control_use
= use
;
4308 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4310 static inline tree
*
4311 gimple_return_retval_ptr (const_gimple gs
)
4313 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4314 return gimple_op_ptr (gs
, 0);
4317 /* Return the return value for GIMPLE_RETURN GS. */
4320 gimple_return_retval (const_gimple gs
)
4322 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4323 return gimple_op (gs
, 0);
4327 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4330 gimple_return_set_retval (gimple gs
, tree retval
)
4332 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4333 gimple_set_op (gs
, 0, retval
);
4337 /* Returns true when the gimple statment STMT is any of the OpenMP types. */
4339 #define CASE_GIMPLE_OMP \
4340 case GIMPLE_OMP_PARALLEL: \
4341 case GIMPLE_OMP_TASK: \
4342 case GIMPLE_OMP_FOR: \
4343 case GIMPLE_OMP_SECTIONS: \
4344 case GIMPLE_OMP_SECTIONS_SWITCH: \
4345 case GIMPLE_OMP_SINGLE: \
4346 case GIMPLE_OMP_SECTION: \
4347 case GIMPLE_OMP_MASTER: \
4348 case GIMPLE_OMP_ORDERED: \
4349 case GIMPLE_OMP_CRITICAL: \
4350 case GIMPLE_OMP_RETURN: \
4351 case GIMPLE_OMP_ATOMIC_LOAD: \
4352 case GIMPLE_OMP_ATOMIC_STORE: \
4353 case GIMPLE_OMP_CONTINUE
4356 is_gimple_omp (const_gimple stmt
)
4358 switch (gimple_code (stmt
))
4368 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4371 gimple_nop_p (const_gimple g
)
4373 return gimple_code (g
) == GIMPLE_NOP
;
4377 /* Return true if GS is a GIMPLE_RESX. */
4380 is_gimple_resx (const_gimple gs
)
4382 return gimple_code (gs
) == GIMPLE_RESX
;
4385 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4387 static inline enum br_predictor
4388 gimple_predict_predictor (gimple gs
)
4390 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4391 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4395 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4398 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4400 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4401 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4402 | (unsigned) predictor
;
4406 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4408 static inline enum prediction
4409 gimple_predict_outcome (gimple gs
)
4411 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4412 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4416 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4419 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4421 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4422 if (outcome
== TAKEN
)
4423 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4425 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4429 /* Return the type of the main expression computed by STMT. Return
4430 void_type_node if the statement computes nothing. */
4433 gimple_expr_type (const_gimple stmt
)
4435 enum gimple_code code
= gimple_code (stmt
);
4437 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4440 /* In general we want to pass out a type that can be substituted
4441 for both the RHS and the LHS types if there is a possibly
4442 useless conversion involved. That means returning the
4443 original RHS type as far as we can reconstruct it. */
4444 if (code
== GIMPLE_CALL
)
4445 type
= gimple_call_return_type (stmt
);
4447 switch (gimple_assign_rhs_code (stmt
))
4449 case POINTER_PLUS_EXPR
:
4450 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4454 /* As fallback use the type of the LHS. */
4455 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4460 else if (code
== GIMPLE_COND
)
4461 return boolean_type_node
;
4463 return void_type_node
;
4467 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4469 static inline gimple_stmt_iterator
4470 gsi_start (gimple_seq seq
)
4472 gimple_stmt_iterator i
;
4474 i
.ptr
= gimple_seq_first (seq
);
4476 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4482 /* Return a new iterator pointing to the first statement in basic block BB. */
4484 static inline gimple_stmt_iterator
4485 gsi_start_bb (basic_block bb
)
4487 gimple_stmt_iterator i
;
4491 i
.ptr
= gimple_seq_first (seq
);
4499 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
4501 static inline gimple_stmt_iterator
4502 gsi_last (gimple_seq seq
)
4504 gimple_stmt_iterator i
;
4506 i
.ptr
= gimple_seq_last (seq
);
4508 i
.bb
= (i
.ptr
&& i
.ptr
->stmt
) ? gimple_bb (i
.ptr
->stmt
) : NULL
;
4514 /* Return a new iterator pointing to the last statement in basic block BB. */
4516 static inline gimple_stmt_iterator
4517 gsi_last_bb (basic_block bb
)
4519 gimple_stmt_iterator i
;
4523 i
.ptr
= gimple_seq_last (seq
);
4531 /* Return true if I is at the end of its sequence. */
4534 gsi_end_p (gimple_stmt_iterator i
)
4536 return i
.ptr
== NULL
;
4540 /* Return true if I is one statement before the end of its sequence. */
4543 gsi_one_before_end_p (gimple_stmt_iterator i
)
4545 return i
.ptr
!= NULL
&& i
.ptr
->next
== NULL
;
4549 /* Advance the iterator to the next gimple statement. */
4552 gsi_next (gimple_stmt_iterator
*i
)
4554 i
->ptr
= i
->ptr
->next
;
4557 /* Advance the iterator to the previous gimple statement. */
4560 gsi_prev (gimple_stmt_iterator
*i
)
4562 i
->ptr
= i
->ptr
->prev
;
4565 /* Return the current stmt. */
4567 static inline gimple
4568 gsi_stmt (gimple_stmt_iterator i
)
4573 /* Return a block statement iterator that points to the first non-label
4574 statement in block BB. */
4576 static inline gimple_stmt_iterator
4577 gsi_after_labels (basic_block bb
)
4579 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
4581 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
4587 /* Advance the iterator to the next non-debug gimple statement. */
4590 gsi_next_nondebug (gimple_stmt_iterator
*i
)
4596 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
4599 /* Advance the iterator to the next non-debug gimple statement. */
4602 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
4608 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
4611 /* Return a new iterator pointing to the first non-debug statement in
4614 static inline gimple_stmt_iterator
4615 gsi_start_nondebug_bb (basic_block bb
)
4617 gimple_stmt_iterator i
= gsi_start_bb (bb
);
4619 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
4620 gsi_next_nondebug (&i
);
4625 /* Return a new iterator pointing to the last non-debug statement in
4628 static inline gimple_stmt_iterator
4629 gsi_last_nondebug_bb (basic_block bb
)
4631 gimple_stmt_iterator i
= gsi_last_bb (bb
);
4633 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
4634 gsi_prev_nondebug (&i
);
4639 /* Return a pointer to the current stmt.
4641 NOTE: You may want to use gsi_replace on the iterator itself,
4642 as this performs additional bookkeeping that will not be done
4643 if you simply assign through a pointer returned by gsi_stmt_ptr. */
4645 static inline gimple
*
4646 gsi_stmt_ptr (gimple_stmt_iterator
*i
)
4648 return &i
->ptr
->stmt
;
4652 /* Return the basic block associated with this iterator. */
4654 static inline basic_block
4655 gsi_bb (gimple_stmt_iterator i
)
4661 /* Return the sequence associated with this iterator. */
4663 static inline gimple_seq
4664 gsi_seq (gimple_stmt_iterator i
)
4670 enum gsi_iterator_update
4672 GSI_NEW_STMT
, /* Only valid when single statement is added, move
4674 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
4675 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
4676 for linking other statements in the same
4680 /* In gimple-iterator.c */
4681 gimple_stmt_iterator
gsi_start_phis (basic_block
);
4682 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
4683 gimple_seq
gsi_split_seq_before (gimple_stmt_iterator
*);
4684 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
4685 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
4686 enum gsi_iterator_update
);
4687 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
4688 enum gsi_iterator_update
);
4689 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
4690 enum gsi_iterator_update
);
4691 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
4692 enum gsi_iterator_update
);
4693 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
4694 enum gsi_iterator_update
);
4695 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
4696 enum gsi_iterator_update
);
4697 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
4698 enum gsi_iterator_update
);
4699 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
4700 enum gsi_iterator_update
);
4701 void gsi_remove (gimple_stmt_iterator
*, bool);
4702 gimple_stmt_iterator
gsi_for_stmt (gimple
);
4703 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
4704 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
4705 void gsi_move_to_bb_end (gimple_stmt_iterator
*, struct basic_block_def
*);
4706 void gsi_insert_on_edge (edge
, gimple
);
4707 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
4708 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
4709 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
4710 void gsi_commit_one_edge_insert (edge
, basic_block
*);
4711 void gsi_commit_edge_inserts (void);
4712 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
4715 /* Convenience routines to walk all statements of a gimple function.
4716 Note that this is useful exclusively before the code is converted
4717 into SSA form. Once the program is in SSA form, the standard
4718 operand interface should be used to analyze/modify statements. */
4719 struct walk_stmt_info
4721 /* Points to the current statement being walked. */
4722 gimple_stmt_iterator gsi
;
4724 /* Additional data that the callback functions may want to carry
4725 through the recursion. */
4728 /* Pointer map used to mark visited tree nodes when calling
4729 walk_tree on each operand. If set to NULL, duplicate tree nodes
4730 will be visited more than once. */
4731 struct pointer_set_t
*pset
;
4733 /* Indicates whether the operand being examined may be replaced
4734 with something that matches is_gimple_val (if true) or something
4735 slightly more complicated (if false). "Something" technically
4736 means the common subset of is_gimple_lvalue and is_gimple_rhs,
4737 but we never try to form anything more complicated than that, so
4738 we don't bother checking.
4740 Also note that CALLBACK should update this flag while walking the
4741 sub-expressions of a statement. For instance, when walking the
4742 statement 'foo (&var)', the flag VAL_ONLY will initially be set
4743 to true, however, when walking &var, the operand of that
4744 ADDR_EXPR does not need to be a GIMPLE value. */
4747 /* True if we are currently walking the LHS of an assignment. */
4750 /* Optional. Set to true by the callback functions if they made any
4754 /* True if we're interested in location information. */
4755 bool want_locations
;
4757 /* Operand returned by the callbacks. This is set when calling
4758 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
4759 returns non-NULL, this field will contain the tree returned by
4760 the last callback. */
4761 tree callback_result
;
4764 /* Callback for walk_gimple_stmt. Called for every statement found
4765 during traversal. The first argument points to the statement to
4766 walk. The second argument is a flag that the callback sets to
4767 'true' if it the callback handled all the operands and
4768 sub-statements of the statement (the default value of this flag is
4769 'false'). The third argument is an anonymous pointer to data
4770 to be used by the callback. */
4771 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
4772 struct walk_stmt_info
*);
4774 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
4775 struct walk_stmt_info
*);
4776 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
4777 struct walk_stmt_info
*);
4778 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
4780 #ifdef GATHER_STATISTICS
4781 /* Enum and arrays used for allocation stats. Keep in sync with
4782 gimple.c:gimple_alloc_kind_names. */
4783 enum gimple_alloc_kind
4785 gimple_alloc_kind_assign
, /* Assignments. */
4786 gimple_alloc_kind_phi
, /* PHI nodes. */
4787 gimple_alloc_kind_cond
, /* Conditionals. */
4788 gimple_alloc_kind_seq
, /* Sequences. */
4789 gimple_alloc_kind_rest
, /* Everything else. */
4790 gimple_alloc_kind_all
4793 extern int gimple_alloc_counts
[];
4794 extern int gimple_alloc_sizes
[];
4796 /* Return the allocation kind for a given stmt CODE. */
4797 static inline enum gimple_alloc_kind
4798 gimple_alloc_kind (enum gimple_code code
)
4803 return gimple_alloc_kind_assign
;
4805 return gimple_alloc_kind_phi
;
4807 return gimple_alloc_kind_cond
;
4809 return gimple_alloc_kind_rest
;
4812 #endif /* GATHER_STATISTICS */
4814 extern void dump_gimple_statistics (void);
4816 /* In gimple-fold.c. */
4817 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
4818 tree
gimple_fold_builtin (gimple
);
4819 bool fold_stmt (gimple_stmt_iterator
*);
4820 bool fold_stmt_inplace (gimple
);
4821 tree
maybe_fold_offset_to_reference (location_t
, tree
, tree
, tree
);
4822 tree
maybe_fold_offset_to_address (location_t
, tree
, tree
, tree
);
4823 tree
maybe_fold_stmt_addition (location_t
, tree
, tree
, tree
);
4824 tree
get_symbol_constant_value (tree
);
4825 bool may_propagate_address_into_dereference (tree
, tree
);
4828 #endif /* GCC_GIMPLE_H */