1 /* Gimple IR definitions.
3 Copyright (C) 2007-2013 Free Software Foundation, Inc.
4 Contributed by Aldy Hernandez <aldyh@redhat.com>
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
25 #include "pointer-set.h"
28 #include "basic-block.h"
30 #include "tree-ssa-operands.h"
31 #include "tree-ssa-alias.h"
32 #include "internal-fn.h"
34 typedef gimple gimple_seq_node
;
36 /* Types of supported temporaries. GIMPLE temporaries may be symbols
37 in normal form (i.e., regular decls) or SSA names. This enum is
38 used by create_gimple_tmp to tell it what kind of temporary the
45 /* For each block, the PHI nodes that need to be rewritten are stored into
47 typedef vec
<gimple
> gimple_vec
;
50 #define DEFGSCODE(SYM, STRING, STRUCT) SYM,
53 LAST_AND_UNUSED_GIMPLE_CODE
56 extern const char *const gimple_code_name
[];
57 extern const unsigned char gimple_rhs_class_table
[];
59 /* Error out if a gimple tuple is addressed incorrectly. */
60 #if defined ENABLE_GIMPLE_CHECKING
61 #define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
62 extern void gimple_check_failed (const_gimple
, const char *, int, \
63 const char *, enum gimple_code
, \
64 enum tree_code
) ATTRIBUTE_NORETURN
;
66 #define GIMPLE_CHECK(GS, CODE) \
68 const_gimple __gs = (GS); \
69 if (gimple_code (__gs) != (CODE)) \
70 gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
71 (CODE), ERROR_MARK); \
73 #else /* not ENABLE_GIMPLE_CHECKING */
74 #define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
75 #define GIMPLE_CHECK(GS, CODE) (void)0
78 /* Class of GIMPLE expressions suitable for the RHS of assignments. See
79 get_gimple_rhs_class. */
82 GIMPLE_INVALID_RHS
, /* The expression cannot be used on the RHS. */
83 GIMPLE_TERNARY_RHS
, /* The expression is a ternary operation. */
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_FROM_THUNK
= 1 << 0,
105 GF_CALL_RETURN_SLOT_OPT
= 1 << 1,
106 GF_CALL_TAILCALL
= 1 << 2,
107 GF_CALL_VA_ARG_PACK
= 1 << 3,
108 GF_CALL_NOTHROW
= 1 << 4,
109 GF_CALL_ALLOCA_FOR_VAR
= 1 << 5,
110 GF_CALL_INTERNAL
= 1 << 6,
111 GF_OMP_PARALLEL_COMBINED
= 1 << 0,
113 /* True on an GIMPLE_OMP_RETURN statement if the return does not require
114 a thread synchronization via some sort of barrier. The exact barrier
115 that would otherwise be emitted is dependent on the OMP statement with
116 which this return is associated. */
117 GF_OMP_RETURN_NOWAIT
= 1 << 0,
119 GF_OMP_SECTION_LAST
= 1 << 0,
120 GF_OMP_ATOMIC_NEED_VALUE
= 1 << 0,
121 GF_PREDICT_TAKEN
= 1 << 15
124 /* Currently, there are only two types of gimple debug stmt. Others are
125 envisioned, for example, to enable the generation of is_stmt notes
126 in line number information, to mark sequence points, etc. This
127 subcode is to be used to tell them apart. */
128 enum gimple_debug_subcode
{
129 GIMPLE_DEBUG_BIND
= 0,
130 GIMPLE_DEBUG_SOURCE_BIND
= 1
133 /* Masks for selecting a pass local flag (PLF) to work on. These
134 masks are used by gimple_set_plf and gimple_plf. */
140 /* Iterator object for GIMPLE statement sequences. */
142 struct gimple_stmt_iterator_d
144 /* Sequence node holding the current statement. */
147 /* Sequence and basic block holding the statement. These fields
148 are necessary to handle edge cases such as when statement is
149 added to an empty basic block or when the last statement of a
150 block/sequence is removed. */
155 /* Data structure definitions for GIMPLE tuples. NOTE: word markers
156 are for 64 bit hosts. */
158 struct GTY((chain_next ("%h.next"))) gimple_statement_base
{
160 Main identifying code for a tuple. */
161 ENUM_BITFIELD(gimple_code
) code
: 8;
163 /* Nonzero if a warning should not be emitted on this tuple. */
164 unsigned int no_warning
: 1;
166 /* Nonzero if this tuple has been visited. Passes are responsible
167 for clearing this bit before using it. */
168 unsigned int visited
: 1;
170 /* Nonzero if this tuple represents a non-temporal move. */
171 unsigned int nontemporal_move
: 1;
173 /* Pass local flags. These flags are free for any pass to use as
174 they see fit. Passes should not assume that these flags contain
175 any useful value when the pass starts. Any initial state that
176 the pass requires should be set on entry to the pass. See
177 gimple_set_plf and gimple_plf for usage. */
178 unsigned int plf
: 2;
180 /* Nonzero if this statement has been modified and needs to have its
181 operands rescanned. */
182 unsigned modified
: 1;
184 /* Nonzero if this statement contains volatile operands. */
185 unsigned has_volatile_ops
: 1;
187 /* The SUBCODE field can be used for tuple-specific flags for tuples
188 that do not require subcodes. Note that SUBCODE should be at
189 least as wide as tree codes, as several tuples store tree codes
191 unsigned int subcode
: 16;
193 /* UID of this statement. This is used by passes that want to
194 assign IDs to statements. It must be assigned and used by each
195 pass. By default it should be assumed to contain garbage. */
199 Locus information for debug info. */
202 /* Number of operands in this tuple. */
206 Basic block holding this statement. */
210 Linked lists of gimple statements. The next pointers form
211 a NULL terminated list, the prev pointers are a cyclic list.
212 A gimple statement is hence also a double-ended list of
213 statements, with the pointer itself being the first element,
214 and the prev pointer being the last. */
216 gimple
GTY((skip
)) prev
;
220 /* Base structure for tuples with operands. */
222 struct GTY(()) gimple_statement_with_ops_base
225 struct gimple_statement_base gsbase
;
228 SSA operand vectors. NOTE: It should be possible to
229 amalgamate these vectors with the operand vector OP. However,
230 the SSA operand vectors are organized differently and contain
231 more information (like immediate use chaining). */
232 struct use_optype_d
GTY((skip (""))) *use_ops
;
236 /* Statements that take register operands. */
238 struct GTY(()) gimple_statement_with_ops
241 struct gimple_statement_with_ops_base opbase
;
244 Operand vector. NOTE! This must always be the last field
245 of this structure. In particular, this means that this
246 structure cannot be embedded inside another one. */
247 tree
GTY((length ("%h.opbase.gsbase.num_ops"))) op
[1];
251 /* Base for statements that take both memory and register operands. */
253 struct GTY(()) gimple_statement_with_memory_ops_base
256 struct gimple_statement_with_ops_base opbase
;
259 Virtual operands for this statement. The GC will pick them
260 up via the ssa_names array. */
261 tree
GTY((skip (""))) vdef
;
262 tree
GTY((skip (""))) vuse
;
266 /* Statements that take both memory and register operands. */
268 struct GTY(()) gimple_statement_with_memory_ops
271 struct gimple_statement_with_memory_ops_base membase
;
274 Operand vector. NOTE! This must always be the last field
275 of this structure. In particular, this means that this
276 structure cannot be embedded inside another one. */
277 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
281 /* Call statements that take both memory and register operands. */
283 struct GTY(()) gimple_statement_call
286 struct gimple_statement_with_memory_ops_base membase
;
289 struct pt_solution call_used
;
290 struct pt_solution call_clobbered
;
293 union GTY ((desc ("%1.membase.opbase.gsbase.subcode & GF_CALL_INTERNAL"))) {
294 tree
GTY ((tag ("0"))) fntype
;
295 enum internal_fn
GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn
;
299 Operand vector. NOTE! This must always be the last field
300 of this structure. In particular, this means that this
301 structure cannot be embedded inside another one. */
302 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
306 /* OpenMP statements (#pragma omp). */
308 struct GTY(()) gimple_statement_omp
{
310 struct gimple_statement_base gsbase
;
319 struct GTY(()) gimple_statement_bind
{
321 struct gimple_statement_base gsbase
;
324 Variables declared in this scope. */
328 This is different than the BLOCK field in gimple_statement_base,
329 which is analogous to TREE_BLOCK (i.e., the lexical block holding
330 this statement). This field is the equivalent of BIND_EXPR_BLOCK
331 in tree land (i.e., the lexical scope defined by this bind). See
342 struct GTY(()) gimple_statement_catch
{
344 struct gimple_statement_base gsbase
;
354 /* GIMPLE_EH_FILTER */
356 struct GTY(()) gimple_statement_eh_filter
{
358 struct gimple_statement_base gsbase
;
371 struct GTY(()) gimple_statement_eh_else
{
373 struct gimple_statement_base gsbase
;
376 gimple_seq n_body
, e_body
;
379 /* GIMPLE_EH_MUST_NOT_THROW */
381 struct GTY(()) gimple_statement_eh_mnt
{
383 struct gimple_statement_base gsbase
;
385 /* [ WORD 7 ] Abort function decl. */
391 struct GTY(()) gimple_statement_phi
{
393 struct gimple_statement_base gsbase
;
403 struct phi_arg_d
GTY ((length ("%h.nargs"))) args
[1];
407 /* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
409 struct GTY(()) gimple_statement_eh_ctrl
412 struct gimple_statement_base gsbase
;
415 Exception region number. */
422 struct GTY(()) gimple_statement_try
{
424 struct gimple_statement_base gsbase
;
427 Expression to evaluate. */
431 Cleanup expression. */
435 /* Kind of GIMPLE_TRY statements. */
436 enum gimple_try_flags
439 GIMPLE_TRY_CATCH
= 1 << 0,
442 GIMPLE_TRY_FINALLY
= 1 << 1,
443 GIMPLE_TRY_KIND
= GIMPLE_TRY_CATCH
| GIMPLE_TRY_FINALLY
,
445 /* Analogous to TRY_CATCH_IS_CLEANUP. */
446 GIMPLE_TRY_CATCH_IS_CLEANUP
= 1 << 2
449 /* GIMPLE_WITH_CLEANUP_EXPR */
451 struct GTY(()) gimple_statement_wce
{
453 struct gimple_statement_base gsbase
;
455 /* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
456 executed if an exception is thrown, not on normal exit of its
457 scope. This flag is analogous to the CLEANUP_EH_ONLY flag
461 Cleanup expression. */
468 struct GTY(()) gimple_statement_asm
471 struct gimple_statement_with_memory_ops_base membase
;
474 __asm__ statement. */
478 Number of inputs, outputs, clobbers, labels. */
485 Operand vector. NOTE! This must always be the last field
486 of this structure. In particular, this means that this
487 structure cannot be embedded inside another one. */
488 tree
GTY((length ("%h.membase.opbase.gsbase.num_ops"))) op
[1];
491 /* GIMPLE_OMP_CRITICAL */
493 struct GTY(()) gimple_statement_omp_critical
{
495 struct gimple_statement_omp omp
;
498 Critical section name. */
503 struct GTY(()) gimple_omp_for_iter
{
504 /* Condition code. */
507 /* Index variable. */
522 struct GTY(()) gimple_statement_omp_for
{
524 struct gimple_statement_omp omp
;
530 Number of elements in iter array. */
534 struct gimple_omp_for_iter
* GTY((length ("%h.collapse"))) iter
;
537 Pre-body evaluated before the loop body begins. */
542 /* GIMPLE_OMP_PARALLEL */
544 struct GTY(()) gimple_statement_omp_parallel
{
546 struct gimple_statement_omp omp
;
553 Child function holding the body of the parallel region. */
557 Shared data argument. */
562 /* GIMPLE_OMP_TASK */
564 struct GTY(()) gimple_statement_omp_task
{
566 struct gimple_statement_omp_parallel par
;
569 Child function holding firstprivate initialization if needed. */
573 Size and alignment in bytes of the argument data block. */
579 /* GIMPLE_OMP_SECTION */
580 /* Uses struct gimple_statement_omp. */
583 /* GIMPLE_OMP_SECTIONS */
585 struct GTY(()) gimple_statement_omp_sections
{
587 struct gimple_statement_omp omp
;
593 The control variable used for deciding which of the sections to
598 /* GIMPLE_OMP_CONTINUE.
600 Note: This does not inherit from gimple_statement_omp, because we
601 do not need the body field. */
603 struct GTY(()) gimple_statement_omp_continue
{
605 struct gimple_statement_base gsbase
;
614 /* GIMPLE_OMP_SINGLE */
616 struct GTY(()) gimple_statement_omp_single
{
618 struct gimple_statement_omp omp
;
625 /* GIMPLE_OMP_ATOMIC_LOAD.
626 Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
627 contains a sequence, which we don't need here. */
629 struct GTY(()) gimple_statement_omp_atomic_load
{
631 struct gimple_statement_base gsbase
;
637 /* GIMPLE_OMP_ATOMIC_STORE.
638 See note on GIMPLE_OMP_ATOMIC_LOAD. */
640 struct GTY(()) gimple_statement_omp_atomic_store
{
642 struct gimple_statement_base gsbase
;
648 /* GIMPLE_TRANSACTION. */
650 /* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
652 /* The __transaction_atomic was declared [[outer]] or it is
653 __transaction_relaxed. */
654 #define GTMA_IS_OUTER (1u << 0)
655 #define GTMA_IS_RELAXED (1u << 1)
656 #define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
658 /* The transaction is seen to not have an abort. */
659 #define GTMA_HAVE_ABORT (1u << 2)
660 /* The transaction is seen to have loads or stores. */
661 #define GTMA_HAVE_LOAD (1u << 3)
662 #define GTMA_HAVE_STORE (1u << 4)
663 /* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
664 #define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
665 /* The transaction WILL enter serial irrevocable mode.
666 An irrevocable block post-dominates the entire transaction, such
667 that all invocations of the transaction will go serial-irrevocable.
668 In such case, we don't bother instrumenting the transaction, and
669 tell the runtime that it should begin the transaction in
670 serial-irrevocable mode. */
671 #define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
672 /* The transaction contains no instrumentation code whatsover, most
673 likely because it is guaranteed to go irrevocable upon entry. */
674 #define GTMA_HAS_NO_INSTRUMENTATION (1u << 7)
676 struct GTY(()) gimple_statement_transaction
679 struct gimple_statement_with_memory_ops_base gsbase
;
688 #define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
689 enum gimple_statement_structure_enum
{
690 #include "gsstruct.def"
696 /* Define the overall contents of a gimple tuple. It may be any of the
697 structures declared above for various types of tuples. */
699 union GTY ((desc ("gimple_statement_structure (&%h)"),
700 chain_next ("%h.gsbase.next"), variable_size
)) gimple_statement_d
{
701 struct gimple_statement_base
GTY ((tag ("GSS_BASE"))) gsbase
;
702 struct gimple_statement_with_ops
GTY ((tag ("GSS_WITH_OPS"))) gsops
;
703 struct gimple_statement_with_memory_ops_base
GTY ((tag ("GSS_WITH_MEM_OPS_BASE"))) gsmembase
;
704 struct gimple_statement_with_memory_ops
GTY ((tag ("GSS_WITH_MEM_OPS"))) gsmem
;
705 struct gimple_statement_call
GTY ((tag ("GSS_CALL"))) gimple_call
;
706 struct gimple_statement_omp
GTY ((tag ("GSS_OMP"))) omp
;
707 struct gimple_statement_bind
GTY ((tag ("GSS_BIND"))) gimple_bind
;
708 struct gimple_statement_catch
GTY ((tag ("GSS_CATCH"))) gimple_catch
;
709 struct gimple_statement_eh_filter
GTY ((tag ("GSS_EH_FILTER"))) gimple_eh_filter
;
710 struct gimple_statement_eh_mnt
GTY ((tag ("GSS_EH_MNT"))) gimple_eh_mnt
;
711 struct gimple_statement_eh_else
GTY ((tag ("GSS_EH_ELSE"))) gimple_eh_else
;
712 struct gimple_statement_phi
GTY ((tag ("GSS_PHI"))) gimple_phi
;
713 struct gimple_statement_eh_ctrl
GTY ((tag ("GSS_EH_CTRL"))) gimple_eh_ctrl
;
714 struct gimple_statement_try
GTY ((tag ("GSS_TRY"))) gimple_try
;
715 struct gimple_statement_wce
GTY ((tag ("GSS_WCE"))) gimple_wce
;
716 struct gimple_statement_asm
GTY ((tag ("GSS_ASM"))) gimple_asm
;
717 struct gimple_statement_omp_critical
GTY ((tag ("GSS_OMP_CRITICAL"))) gimple_omp_critical
;
718 struct gimple_statement_omp_for
GTY ((tag ("GSS_OMP_FOR"))) gimple_omp_for
;
719 struct gimple_statement_omp_parallel
GTY ((tag ("GSS_OMP_PARALLEL"))) gimple_omp_parallel
;
720 struct gimple_statement_omp_task
GTY ((tag ("GSS_OMP_TASK"))) gimple_omp_task
;
721 struct gimple_statement_omp_sections
GTY ((tag ("GSS_OMP_SECTIONS"))) gimple_omp_sections
;
722 struct gimple_statement_omp_single
GTY ((tag ("GSS_OMP_SINGLE"))) gimple_omp_single
;
723 struct gimple_statement_omp_continue
GTY ((tag ("GSS_OMP_CONTINUE"))) gimple_omp_continue
;
724 struct gimple_statement_omp_atomic_load
GTY ((tag ("GSS_OMP_ATOMIC_LOAD"))) gimple_omp_atomic_load
;
725 struct gimple_statement_omp_atomic_store
GTY ((tag ("GSS_OMP_ATOMIC_STORE"))) gimple_omp_atomic_store
;
726 struct gimple_statement_transaction
GTY((tag ("GSS_TRANSACTION"))) gimple_transaction
;
731 /* Helper functions to build GIMPLE statements. */
732 tree
create_gimple_tmp (tree
, enum ssa_mode
= M_SSA
);
733 gimple
build_assign (enum tree_code
, tree
, int, enum ssa_mode
= M_SSA
);
734 gimple
build_assign (enum tree_code
, gimple
, int, enum ssa_mode
= M_SSA
);
735 gimple
build_assign (enum tree_code
, tree
, tree
, enum ssa_mode
= M_SSA
);
736 gimple
build_assign (enum tree_code
, gimple
, tree
, enum ssa_mode
= M_SSA
);
737 gimple
build_assign (enum tree_code
, tree
, gimple
, enum ssa_mode
= M_SSA
);
738 gimple
build_assign (enum tree_code
, gimple
, gimple
, enum ssa_mode
= M_SSA
);
739 gimple
build_type_cast (tree
, tree
, enum ssa_mode
= M_SSA
);
740 gimple
build_type_cast (tree
, gimple
, enum ssa_mode
= M_SSA
);
742 /* Offset in bytes to the location of the operand vector.
743 Zero if there is no operand vector for this tuple structure. */
744 extern size_t const gimple_ops_offset_
[];
746 /* Map GIMPLE codes to GSS codes. */
747 extern enum gimple_statement_structure_enum
const gss_for_code_
[];
749 /* This variable holds the currently expanded gimple statement for purposes
750 of comminucating the profile info to the builtin expanders. */
751 extern gimple currently_expanding_gimple_stmt
;
753 gimple
gimple_build_return (tree
);
755 gimple
gimple_build_assign_stat (tree
, tree MEM_STAT_DECL
);
756 #define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
758 void extract_ops_from_tree_1 (tree
, enum tree_code
*, tree
*, tree
*, tree
*);
761 gimple_build_assign_with_ops (enum tree_code
, tree
,
762 tree
, tree CXX_MEM_STAT_INFO
);
764 gimple_build_assign_with_ops (enum tree_code
, tree
,
765 tree
, tree
, tree CXX_MEM_STAT_INFO
);
767 gimple
gimple_build_debug_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
768 #define gimple_build_debug_bind(var,val,stmt) \
769 gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
770 gimple
gimple_build_debug_source_bind_stat (tree
, tree
, gimple MEM_STAT_DECL
);
771 #define gimple_build_debug_source_bind(var,val,stmt) \
772 gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
774 gimple
gimple_build_call_vec (tree
, vec
<tree
> );
775 gimple
gimple_build_call (tree
, unsigned, ...);
776 gimple
gimple_build_call_valist (tree
, unsigned, va_list);
777 gimple
gimple_build_call_internal (enum internal_fn
, unsigned, ...);
778 gimple
gimple_build_call_internal_vec (enum internal_fn
, vec
<tree
> );
779 gimple
gimple_build_call_from_tree (tree
);
780 gimple
gimplify_assign (tree
, tree
, gimple_seq
*);
781 gimple
gimple_build_cond (enum tree_code
, tree
, tree
, tree
, tree
);
782 gimple
gimple_build_label (tree label
);
783 gimple
gimple_build_goto (tree dest
);
784 gimple
gimple_build_nop (void);
785 gimple
gimple_build_bind (tree
, gimple_seq
, tree
);
786 gimple
gimple_build_asm_vec (const char *, vec
<tree
, va_gc
> *,
787 vec
<tree
, va_gc
> *, vec
<tree
, va_gc
> *,
789 gimple
gimple_build_catch (tree
, gimple_seq
);
790 gimple
gimple_build_eh_filter (tree
, gimple_seq
);
791 gimple
gimple_build_eh_must_not_throw (tree
);
792 gimple
gimple_build_eh_else (gimple_seq
, gimple_seq
);
793 gimple
gimple_build_try (gimple_seq
, gimple_seq
, enum gimple_try_flags
);
794 gimple
gimple_build_wce (gimple_seq
);
795 gimple
gimple_build_resx (int);
796 gimple
gimple_build_eh_dispatch (int);
797 gimple
gimple_build_switch_nlabels (unsigned, tree
, tree
);
798 gimple
gimple_build_switch (tree
, tree
, vec
<tree
> );
799 gimple
gimple_build_omp_parallel (gimple_seq
, tree
, tree
, tree
);
800 gimple
gimple_build_omp_task (gimple_seq
, tree
, tree
, tree
, tree
, tree
, tree
);
801 gimple
gimple_build_omp_for (gimple_seq
, tree
, size_t, gimple_seq
);
802 gimple
gimple_build_omp_critical (gimple_seq
, tree
);
803 gimple
gimple_build_omp_section (gimple_seq
);
804 gimple
gimple_build_omp_continue (tree
, tree
);
805 gimple
gimple_build_omp_master (gimple_seq
);
806 gimple
gimple_build_omp_return (bool);
807 gimple
gimple_build_omp_ordered (gimple_seq
);
808 gimple
gimple_build_omp_sections (gimple_seq
, tree
);
809 gimple
gimple_build_omp_sections_switch (void);
810 gimple
gimple_build_omp_single (gimple_seq
, tree
);
811 gimple
gimple_build_cdt (tree
, tree
);
812 gimple
gimple_build_omp_atomic_load (tree
, tree
);
813 gimple
gimple_build_omp_atomic_store (tree
);
814 gimple
gimple_build_transaction (gimple_seq
, tree
);
815 gimple
gimple_build_predict (enum br_predictor
, enum prediction
);
816 enum gimple_statement_structure_enum
gss_for_assign (enum tree_code
);
817 void sort_case_labels (vec
<tree
> );
818 void preprocess_case_label_vec_for_gimple (vec
<tree
> , tree
, tree
*);
819 void gimple_set_body (tree
, gimple_seq
);
820 gimple_seq
gimple_body (tree
);
821 bool gimple_has_body_p (tree
);
822 gimple_seq
gimple_seq_alloc (void);
823 void gimple_seq_free (gimple_seq
);
824 void gimple_seq_add_seq (gimple_seq
*, gimple_seq
);
825 gimple_seq
gimple_seq_copy (gimple_seq
);
826 bool gimple_call_same_target_p (const_gimple
, const_gimple
);
827 int gimple_call_flags (const_gimple
);
828 int gimple_call_return_flags (const_gimple
);
829 int gimple_call_arg_flags (const_gimple
, unsigned);
830 void gimple_call_reset_alias_info (gimple
);
831 bool gimple_assign_copy_p (gimple
);
832 bool gimple_assign_ssa_name_copy_p (gimple
);
833 bool gimple_assign_unary_nop_p (gimple
);
834 void gimple_set_bb (gimple
, basic_block
);
835 void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator
*, tree
);
836 void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator
*, enum tree_code
,
838 tree
gimple_get_lhs (const_gimple
);
839 void gimple_set_lhs (gimple
, tree
);
840 void gimple_replace_lhs (gimple
, tree
);
841 gimple
gimple_copy (gimple
);
842 void gimple_cond_get_ops_from_tree (tree
, enum tree_code
*, tree
*, tree
*);
843 gimple
gimple_build_cond_from_tree (tree
, tree
, tree
);
844 void gimple_cond_set_condition_from_tree (gimple
, tree
);
845 bool gimple_has_side_effects (const_gimple
);
846 bool gimple_could_trap_p (gimple
);
847 bool gimple_could_trap_p_1 (gimple
, bool, bool);
848 bool gimple_assign_rhs_could_trap_p (gimple
);
849 void gimple_regimplify_operands (gimple
, gimple_stmt_iterator
*);
850 bool empty_body_p (gimple_seq
);
851 unsigned get_gimple_rhs_num_ops (enum tree_code
);
852 #define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
853 gimple
gimple_alloc_stat (enum gimple_code
, unsigned MEM_STAT_DECL
);
854 const char *gimple_decl_printable_name (tree
, int);
855 tree
gimple_get_virt_method_for_binfo (HOST_WIDE_INT
, tree
);
856 tree
gimple_extract_devirt_binfo_from_cst (tree
);
858 /* Returns true iff T is a scalar register variable. */
859 extern bool is_gimple_reg (tree
);
860 /* Returns true iff T is any sort of variable. */
861 extern bool is_gimple_variable (tree
);
862 /* Returns true iff T is any sort of symbol. */
863 extern bool is_gimple_id (tree
);
864 /* Returns true iff T is a variable or an INDIRECT_REF (of a variable). */
865 extern bool is_gimple_min_lval (tree
);
866 /* Returns true iff T is something whose address can be taken. */
867 extern bool is_gimple_addressable (tree
);
868 /* Returns true iff T is any valid GIMPLE lvalue. */
869 extern bool is_gimple_lvalue (tree
);
871 /* Returns true iff T is a GIMPLE address. */
872 bool is_gimple_address (const_tree
);
873 /* Returns true iff T is a GIMPLE invariant address. */
874 bool is_gimple_invariant_address (const_tree
);
875 /* Returns true iff T is a GIMPLE invariant address at interprocedural
877 bool is_gimple_ip_invariant_address (const_tree
);
878 /* Returns true iff T is a valid GIMPLE constant. */
879 bool is_gimple_constant (const_tree
);
880 /* Returns true iff T is a GIMPLE restricted function invariant. */
881 extern bool is_gimple_min_invariant (const_tree
);
882 /* Returns true iff T is a GIMPLE restricted interprecodural invariant. */
883 extern bool is_gimple_ip_invariant (const_tree
);
884 /* Returns true iff T is a GIMPLE rvalue. */
885 extern bool is_gimple_val (tree
);
886 /* Returns true iff T is a GIMPLE asm statement input. */
887 extern bool is_gimple_asm_val (tree
);
888 /* Returns true iff T is a valid address operand of a MEM_REF. */
889 bool is_gimple_mem_ref_addr (tree
);
891 /* Returns true iff T is a valid if-statement condition. */
892 extern bool is_gimple_condexpr (tree
);
894 /* Returns true iff T is a valid call address expression. */
895 extern bool is_gimple_call_addr (tree
);
897 /* Return TRUE iff stmt is a call to a built-in function. */
898 extern bool is_gimple_builtin_call (gimple stmt
);
900 extern void recalculate_side_effects (tree
);
901 extern bool gimple_compare_field_offset (tree
, tree
);
902 extern tree
gimple_register_canonical_type (tree
);
903 extern void print_gimple_types_stats (const char *);
904 extern void free_gimple_type_tables (void);
905 extern tree
gimple_unsigned_type (tree
);
906 extern tree
gimple_signed_type (tree
);
907 extern alias_set_type
gimple_get_alias_set (tree
);
908 extern void count_uses_and_derefs (tree
, gimple
, unsigned *, unsigned *,
910 extern bool walk_stmt_load_store_addr_ops (gimple
, void *,
911 bool (*)(gimple
, tree
, void *),
912 bool (*)(gimple
, tree
, void *),
913 bool (*)(gimple
, tree
, void *));
914 extern bool walk_stmt_load_store_ops (gimple
, void *,
915 bool (*)(gimple
, tree
, void *),
916 bool (*)(gimple
, tree
, void *));
917 extern bool gimple_ior_addresses_taken (bitmap
, gimple
);
918 extern bool gimple_call_builtin_p (gimple
, enum built_in_class
);
919 extern bool gimple_call_builtin_p (gimple
, enum built_in_function
);
920 extern bool gimple_asm_clobbers_memory_p (const_gimple
);
923 extern tree
create_tmp_var_raw (tree
, const char *);
924 extern tree
create_tmp_var_name (const char *);
925 extern tree
create_tmp_var (tree
, const char *);
926 extern tree
create_tmp_reg (tree
, const char *);
927 extern tree
get_initialized_tmp_var (tree
, gimple_seq
*, gimple_seq
*);
928 extern tree
get_formal_tmp_var (tree
, gimple_seq
*);
929 extern void declare_vars (tree
, gimple
, bool);
930 extern void annotate_all_with_location (gimple_seq
, location_t
);
932 /* Validation of GIMPLE expressions. Note that these predicates only check
933 the basic form of the expression, they don't recurse to make sure that
934 underlying nodes are also of the right form. */
935 typedef bool (*gimple_predicate
)(tree
);
938 /* FIXME we should deduce this from the predicate. */
940 fb_none
= 0, /* Do not generate a temporary. */
942 fb_rvalue
= 1, /* Generate an rvalue to hold the result of a
943 gimplified expression. */
945 fb_lvalue
= 2, /* Generate an lvalue to hold the result of a
946 gimplified expression. */
948 fb_mayfail
= 4, /* Gimplification may fail. Error issued
950 fb_either
= fb_rvalue
| fb_lvalue
953 typedef int fallback_t
;
955 enum gimplify_status
{
956 GS_ERROR
= -2, /* Something Bad Seen. */
957 GS_UNHANDLED
= -1, /* A langhook result for "I dunno". */
958 GS_OK
= 0, /* We did something, maybe more to do. */
959 GS_ALL_DONE
= 1 /* The expression is fully gimplified. */
964 struct gimplify_ctx
*prev_context
;
966 vec
<gimple
> bind_expr_stack
;
968 gimple_seq conditional_cleanups
;
972 vec
<tree
> case_labels
;
973 /* The formal temporary table. Should this be persistent? */
979 bool allow_rhs_cond_expr
;
980 bool in_cleanup_point_expr
;
983 /* Return true if gimplify_one_sizepos doesn't need to gimplify
984 expr (when in TYPE_SIZE{,_UNIT} and similar type/decl size/bitsize
987 is_gimple_sizepos (tree expr
)
989 /* gimplify_one_sizepos doesn't need to do anything if the value isn't there,
990 is constant, or contains A PLACEHOLDER_EXPR. We also don't want to do
991 anything if it's already a VAR_DECL. If it's a VAR_DECL from another
992 function, the gimplifier will want to replace it with a new variable,
993 but that will cause problems if this type is from outside the function.
994 It's OK to have that here. */
995 return (expr
== NULL_TREE
996 || TREE_CONSTANT (expr
)
997 || TREE_CODE (expr
) == VAR_DECL
998 || CONTAINS_PLACEHOLDER_P (expr
));
1001 extern enum gimplify_status
gimplify_expr (tree
*, gimple_seq
*, gimple_seq
*,
1002 bool (*) (tree
), fallback_t
);
1003 extern void gimplify_type_sizes (tree
, gimple_seq
*);
1004 extern void gimplify_one_sizepos (tree
*, gimple_seq
*);
1005 enum gimplify_status
gimplify_self_mod_expr (tree
*, gimple_seq
*, gimple_seq
*,
1007 extern bool gimplify_stmt (tree
*, gimple_seq
*);
1008 extern gimple
gimplify_body (tree
, bool);
1009 extern void push_gimplify_context (struct gimplify_ctx
*);
1010 extern void pop_gimplify_context (gimple
);
1011 extern void gimplify_and_add (tree
, gimple_seq
*);
1013 /* Miscellaneous helpers. */
1014 extern void gimple_add_tmp_var (tree
);
1015 extern gimple
gimple_current_bind_expr (void);
1016 extern vec
<gimple
> gimple_bind_expr_stack (void);
1017 extern tree
voidify_wrapper_expr (tree
, tree
);
1018 extern tree
build_and_jump (tree
*);
1019 extern tree
force_labels_r (tree
*, int *, void *);
1020 extern enum gimplify_status
gimplify_va_arg_expr (tree
*, gimple_seq
*,
1022 struct gimplify_omp_ctx
;
1023 extern void omp_firstprivatize_variable (struct gimplify_omp_ctx
*, tree
);
1024 extern tree
gimple_boolify (tree
);
1025 extern gimple_predicate
rhs_predicate_for (tree
);
1026 extern tree
canonicalize_cond_expr_cond (tree
);
1029 extern tree
omp_reduction_init (tree
, tree
);
1031 /* In trans-mem.c. */
1032 extern void diagnose_tm_safe_errors (tree
);
1033 extern void compute_transaction_bits (void);
1035 /* In tree-nested.c. */
1036 extern void lower_nested_functions (tree
);
1037 extern void insert_field_into_struct (tree
, tree
);
1039 /* In gimplify.c. */
1040 extern void gimplify_function_tree (tree
);
1042 /* In cfgexpand.c. */
1043 extern tree
gimple_assign_rhs_to_tree (gimple
);
1046 extern bool validate_gimple_arglist (const_gimple
, ...);
1049 extern bool tree_ssa_useless_type_conversion (tree
);
1050 extern tree
tree_ssa_strip_useless_type_conversions (tree
);
1051 extern bool useless_type_conversion_p (tree
, tree
);
1052 extern bool types_compatible_p (tree
, tree
);
1054 /* Return the first node in GIMPLE sequence S. */
1056 static inline gimple_seq_node
1057 gimple_seq_first (gimple_seq s
)
1063 /* Return the first statement in GIMPLE sequence S. */
1065 static inline gimple
1066 gimple_seq_first_stmt (gimple_seq s
)
1068 gimple_seq_node n
= gimple_seq_first (s
);
1073 /* Return the last node in GIMPLE sequence S. */
1075 static inline gimple_seq_node
1076 gimple_seq_last (gimple_seq s
)
1078 return s
? s
->gsbase
.prev
: NULL
;
1082 /* Return the last statement in GIMPLE sequence S. */
1084 static inline gimple
1085 gimple_seq_last_stmt (gimple_seq s
)
1087 gimple_seq_node n
= gimple_seq_last (s
);
1092 /* Set the last node in GIMPLE sequence *PS to LAST. */
1095 gimple_seq_set_last (gimple_seq
*ps
, gimple_seq_node last
)
1097 (*ps
)->gsbase
.prev
= last
;
1101 /* Set the first node in GIMPLE sequence *PS to FIRST. */
1104 gimple_seq_set_first (gimple_seq
*ps
, gimple_seq_node first
)
1110 /* Return true if GIMPLE sequence S is empty. */
1113 gimple_seq_empty_p (gimple_seq s
)
1118 void gimple_seq_add_stmt (gimple_seq
*, gimple
);
1120 /* Link gimple statement GS to the end of the sequence *SEQ_P. If
1121 *SEQ_P is NULL, a new sequence is allocated. This function is
1122 similar to gimple_seq_add_stmt, but does not scan the operands.
1123 During gimplification, we need to manipulate statement sequences
1124 before the def/use vectors have been constructed. */
1125 void gimple_seq_add_stmt_without_update (gimple_seq
*, gimple
);
1127 /* Allocate a new sequence and initialize its first element with STMT. */
1129 static inline gimple_seq
1130 gimple_seq_alloc_with_stmt (gimple stmt
)
1132 gimple_seq seq
= NULL
;
1133 gimple_seq_add_stmt (&seq
, stmt
);
1138 /* Returns the sequence of statements in BB. */
1140 static inline gimple_seq
1141 bb_seq (const_basic_block bb
)
1143 return (!(bb
->flags
& BB_RTL
)) ? bb
->il
.gimple
.seq
: NULL
;
1146 static inline gimple_seq
*
1147 bb_seq_addr (basic_block bb
)
1149 return (!(bb
->flags
& BB_RTL
)) ? &bb
->il
.gimple
.seq
: NULL
;
1152 /* Sets the sequence of statements in BB to SEQ. */
1155 set_bb_seq (basic_block bb
, gimple_seq seq
)
1157 gcc_checking_assert (!(bb
->flags
& BB_RTL
));
1158 bb
->il
.gimple
.seq
= seq
;
1162 /* Return the code for GIMPLE statement G. */
1164 static inline enum gimple_code
1165 gimple_code (const_gimple g
)
1167 return g
->gsbase
.code
;
1171 /* Return the GSS code used by a GIMPLE code. */
1173 static inline enum gimple_statement_structure_enum
1174 gss_for_code (enum gimple_code code
)
1176 gcc_gimple_checking_assert ((unsigned int)code
< LAST_AND_UNUSED_GIMPLE_CODE
);
1177 return gss_for_code_
[code
];
1181 /* Return which GSS code is used by GS. */
1183 static inline enum gimple_statement_structure_enum
1184 gimple_statement_structure (gimple gs
)
1186 return gss_for_code (gimple_code (gs
));
1190 /* Return true if statement G has sub-statements. This is only true for
1191 High GIMPLE statements. */
1194 gimple_has_substatements (gimple g
)
1196 switch (gimple_code (g
))
1200 case GIMPLE_EH_FILTER
:
1201 case GIMPLE_EH_ELSE
:
1203 case GIMPLE_OMP_FOR
:
1204 case GIMPLE_OMP_MASTER
:
1205 case GIMPLE_OMP_ORDERED
:
1206 case GIMPLE_OMP_SECTION
:
1207 case GIMPLE_OMP_PARALLEL
:
1208 case GIMPLE_OMP_TASK
:
1209 case GIMPLE_OMP_SECTIONS
:
1210 case GIMPLE_OMP_SINGLE
:
1211 case GIMPLE_OMP_CRITICAL
:
1212 case GIMPLE_WITH_CLEANUP_EXPR
:
1213 case GIMPLE_TRANSACTION
:
1222 /* Return the basic block holding statement G. */
1224 static inline basic_block
1225 gimple_bb (const_gimple g
)
1227 return g
->gsbase
.bb
;
1231 /* Return the lexical scope block holding statement G. */
1234 gimple_block (const_gimple g
)
1236 return LOCATION_BLOCK (g
->gsbase
.location
);
1240 /* Set BLOCK to be the lexical scope block holding statement G. */
1243 gimple_set_block (gimple g
, tree block
)
1246 g
->gsbase
.location
=
1247 COMBINE_LOCATION_DATA (line_table
, g
->gsbase
.location
, block
);
1249 g
->gsbase
.location
= LOCATION_LOCUS (g
->gsbase
.location
);
1253 /* Return location information for statement G. */
1255 static inline location_t
1256 gimple_location (const_gimple g
)
1258 return g
->gsbase
.location
;
1261 /* Return pointer to location information for statement G. */
1263 static inline const location_t
*
1264 gimple_location_ptr (const_gimple g
)
1266 return &g
->gsbase
.location
;
1270 /* Set location information for statement G. */
1273 gimple_set_location (gimple g
, location_t location
)
1275 g
->gsbase
.location
= location
;
1279 /* Return true if G contains location information. */
1282 gimple_has_location (const_gimple g
)
1284 return LOCATION_LOCUS (gimple_location (g
)) != UNKNOWN_LOCATION
;
1288 /* Return the file name of the location of STMT. */
1290 static inline const char *
1291 gimple_filename (const_gimple stmt
)
1293 return LOCATION_FILE (gimple_location (stmt
));
1297 /* Return the line number of the location of STMT. */
1300 gimple_lineno (const_gimple stmt
)
1302 return LOCATION_LINE (gimple_location (stmt
));
1306 /* Determine whether SEQ is a singleton. */
1309 gimple_seq_singleton_p (gimple_seq seq
)
1311 return ((gimple_seq_first (seq
) != NULL
)
1312 && (gimple_seq_first (seq
) == gimple_seq_last (seq
)));
1315 /* Return true if no warnings should be emitted for statement STMT. */
1318 gimple_no_warning_p (const_gimple stmt
)
1320 return stmt
->gsbase
.no_warning
;
1323 /* Set the no_warning flag of STMT to NO_WARNING. */
1326 gimple_set_no_warning (gimple stmt
, bool no_warning
)
1328 stmt
->gsbase
.no_warning
= (unsigned) no_warning
;
1331 /* Set the visited status on statement STMT to VISITED_P. */
1334 gimple_set_visited (gimple stmt
, bool visited_p
)
1336 stmt
->gsbase
.visited
= (unsigned) visited_p
;
1340 /* Return the visited status for statement STMT. */
1343 gimple_visited_p (gimple stmt
)
1345 return stmt
->gsbase
.visited
;
1349 /* Set pass local flag PLF on statement STMT to VAL_P. */
1352 gimple_set_plf (gimple stmt
, enum plf_mask plf
, bool val_p
)
1355 stmt
->gsbase
.plf
|= (unsigned int) plf
;
1357 stmt
->gsbase
.plf
&= ~((unsigned int) plf
);
1361 /* Return the value of pass local flag PLF on statement STMT. */
1363 static inline unsigned int
1364 gimple_plf (gimple stmt
, enum plf_mask plf
)
1366 return stmt
->gsbase
.plf
& ((unsigned int) plf
);
1370 /* Set the UID of statement. */
1373 gimple_set_uid (gimple g
, unsigned uid
)
1375 g
->gsbase
.uid
= uid
;
1379 /* Return the UID of statement. */
1381 static inline unsigned
1382 gimple_uid (const_gimple g
)
1384 return g
->gsbase
.uid
;
1388 /* Make statement G a singleton sequence. */
1391 gimple_init_singleton (gimple g
)
1393 g
->gsbase
.next
= NULL
;
1398 /* Return true if GIMPLE statement G has register or memory operands. */
1401 gimple_has_ops (const_gimple g
)
1403 return gimple_code (g
) >= GIMPLE_COND
&& gimple_code (g
) <= GIMPLE_RETURN
;
1407 /* Return true if GIMPLE statement G has memory operands. */
1410 gimple_has_mem_ops (const_gimple g
)
1412 return gimple_code (g
) >= GIMPLE_ASSIGN
&& gimple_code (g
) <= GIMPLE_RETURN
;
1416 /* Return the set of USE operands for statement G. */
1418 static inline struct use_optype_d
*
1419 gimple_use_ops (const_gimple g
)
1421 if (!gimple_has_ops (g
))
1423 return g
->gsops
.opbase
.use_ops
;
1427 /* Set USE to be the set of USE operands for statement G. */
1430 gimple_set_use_ops (gimple g
, struct use_optype_d
*use
)
1432 gcc_gimple_checking_assert (gimple_has_ops (g
));
1433 g
->gsops
.opbase
.use_ops
= use
;
1437 /* Return the set of VUSE operand for statement G. */
1439 static inline use_operand_p
1440 gimple_vuse_op (const_gimple g
)
1442 struct use_optype_d
*ops
;
1443 if (!gimple_has_mem_ops (g
))
1444 return NULL_USE_OPERAND_P
;
1445 ops
= g
->gsops
.opbase
.use_ops
;
1447 && USE_OP_PTR (ops
)->use
== &g
->gsmembase
.vuse
)
1448 return USE_OP_PTR (ops
);
1449 return NULL_USE_OPERAND_P
;
1452 /* Return the set of VDEF operand for statement G. */
1454 static inline def_operand_p
1455 gimple_vdef_op (gimple g
)
1457 if (!gimple_has_mem_ops (g
))
1458 return NULL_DEF_OPERAND_P
;
1459 if (g
->gsmembase
.vdef
)
1460 return &g
->gsmembase
.vdef
;
1461 return NULL_DEF_OPERAND_P
;
1465 /* Return the single VUSE operand of the statement G. */
1468 gimple_vuse (const_gimple g
)
1470 if (!gimple_has_mem_ops (g
))
1472 return g
->gsmembase
.vuse
;
1475 /* Return the single VDEF operand of the statement G. */
1478 gimple_vdef (const_gimple g
)
1480 if (!gimple_has_mem_ops (g
))
1482 return g
->gsmembase
.vdef
;
1485 /* Return the single VUSE operand of the statement G. */
1487 static inline tree
*
1488 gimple_vuse_ptr (gimple g
)
1490 if (!gimple_has_mem_ops (g
))
1492 return &g
->gsmembase
.vuse
;
1495 /* Return the single VDEF operand of the statement G. */
1497 static inline tree
*
1498 gimple_vdef_ptr (gimple g
)
1500 if (!gimple_has_mem_ops (g
))
1502 return &g
->gsmembase
.vdef
;
1505 /* Set the single VUSE operand of the statement G. */
1508 gimple_set_vuse (gimple g
, tree vuse
)
1510 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1511 g
->gsmembase
.vuse
= vuse
;
1514 /* Set the single VDEF operand of the statement G. */
1517 gimple_set_vdef (gimple g
, tree vdef
)
1519 gcc_gimple_checking_assert (gimple_has_mem_ops (g
));
1520 g
->gsmembase
.vdef
= vdef
;
1524 /* Return true if statement G has operands and the modified field has
1528 gimple_modified_p (const_gimple g
)
1530 return (gimple_has_ops (g
)) ? (bool) g
->gsbase
.modified
: false;
1534 /* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
1535 a MODIFIED field. */
1538 gimple_set_modified (gimple s
, bool modifiedp
)
1540 if (gimple_has_ops (s
))
1541 s
->gsbase
.modified
= (unsigned) modifiedp
;
1545 /* Return the tree code for the expression computed by STMT. This is
1546 only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
1547 GIMPLE_CALL, return CALL_EXPR as the expression code for
1548 consistency. This is useful when the caller needs to deal with the
1549 three kinds of computation that GIMPLE supports. */
1551 static inline enum tree_code
1552 gimple_expr_code (const_gimple stmt
)
1554 enum gimple_code code
= gimple_code (stmt
);
1555 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_COND
)
1556 return (enum tree_code
) stmt
->gsbase
.subcode
;
1559 gcc_gimple_checking_assert (code
== GIMPLE_CALL
);
1565 /* Mark statement S as modified, and update it. */
1568 update_stmt (gimple s
)
1570 if (gimple_has_ops (s
))
1572 gimple_set_modified (s
, true);
1573 update_stmt_operands (s
);
1577 /* Update statement S if it has been optimized. */
1580 update_stmt_if_modified (gimple s
)
1582 if (gimple_modified_p (s
))
1583 update_stmt_operands (s
);
1586 /* Return true if statement STMT contains volatile operands. */
1589 gimple_has_volatile_ops (const_gimple stmt
)
1591 if (gimple_has_mem_ops (stmt
))
1592 return stmt
->gsbase
.has_volatile_ops
;
1598 /* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
1601 gimple_set_has_volatile_ops (gimple stmt
, bool volatilep
)
1603 if (gimple_has_mem_ops (stmt
))
1604 stmt
->gsbase
.has_volatile_ops
= (unsigned) volatilep
;
1607 /* Return true if BB is in a transaction. */
1610 block_in_transaction (basic_block bb
)
1612 return flag_tm
&& bb
->flags
& BB_IN_TRANSACTION
;
1615 /* Return true if STMT is in a transaction. */
1618 gimple_in_transaction (gimple stmt
)
1620 return block_in_transaction (gimple_bb (stmt
));
1623 /* Return true if statement STMT may access memory. */
1626 gimple_references_memory_p (gimple stmt
)
1628 return gimple_has_mem_ops (stmt
) && gimple_vuse (stmt
);
1632 /* Return the subcode for OMP statement S. */
1634 static inline unsigned
1635 gimple_omp_subcode (const_gimple s
)
1637 gcc_gimple_checking_assert (gimple_code (s
) >= GIMPLE_OMP_ATOMIC_LOAD
1638 && gimple_code (s
) <= GIMPLE_OMP_SINGLE
);
1639 return s
->gsbase
.subcode
;
1642 /* Set the subcode for OMP statement S to SUBCODE. */
1645 gimple_omp_set_subcode (gimple s
, unsigned int subcode
)
1647 /* We only have 16 bits for the subcode. Assert that we are not
1649 gcc_gimple_checking_assert (subcode
< (1 << 16));
1650 s
->gsbase
.subcode
= subcode
;
1653 /* Set the nowait flag on OMP_RETURN statement S. */
1656 gimple_omp_return_set_nowait (gimple s
)
1658 GIMPLE_CHECK (s
, GIMPLE_OMP_RETURN
);
1659 s
->gsbase
.subcode
|= GF_OMP_RETURN_NOWAIT
;
1663 /* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
1667 gimple_omp_return_nowait_p (const_gimple g
)
1669 GIMPLE_CHECK (g
, GIMPLE_OMP_RETURN
);
1670 return (gimple_omp_subcode (g
) & GF_OMP_RETURN_NOWAIT
) != 0;
1674 /* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
1678 gimple_omp_section_last_p (const_gimple g
)
1680 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1681 return (gimple_omp_subcode (g
) & GF_OMP_SECTION_LAST
) != 0;
1685 /* Set the GF_OMP_SECTION_LAST flag on G. */
1688 gimple_omp_section_set_last (gimple g
)
1690 GIMPLE_CHECK (g
, GIMPLE_OMP_SECTION
);
1691 g
->gsbase
.subcode
|= GF_OMP_SECTION_LAST
;
1695 /* Return true if OMP parallel statement G has the
1696 GF_OMP_PARALLEL_COMBINED flag set. */
1699 gimple_omp_parallel_combined_p (const_gimple g
)
1701 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1702 return (gimple_omp_subcode (g
) & GF_OMP_PARALLEL_COMBINED
) != 0;
1706 /* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
1707 value of COMBINED_P. */
1710 gimple_omp_parallel_set_combined_p (gimple g
, bool combined_p
)
1712 GIMPLE_CHECK (g
, GIMPLE_OMP_PARALLEL
);
1714 g
->gsbase
.subcode
|= GF_OMP_PARALLEL_COMBINED
;
1716 g
->gsbase
.subcode
&= ~GF_OMP_PARALLEL_COMBINED
;
1720 /* Return true if OMP atomic load/store statement G has the
1721 GF_OMP_ATOMIC_NEED_VALUE flag set. */
1724 gimple_omp_atomic_need_value_p (const_gimple g
)
1726 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1727 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1728 return (gimple_omp_subcode (g
) & GF_OMP_ATOMIC_NEED_VALUE
) != 0;
1732 /* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
1735 gimple_omp_atomic_set_need_value (gimple g
)
1737 if (gimple_code (g
) != GIMPLE_OMP_ATOMIC_LOAD
)
1738 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
1739 g
->gsbase
.subcode
|= GF_OMP_ATOMIC_NEED_VALUE
;
1743 /* Return the number of operands for statement GS. */
1745 static inline unsigned
1746 gimple_num_ops (const_gimple gs
)
1748 return gs
->gsbase
.num_ops
;
1752 /* Set the number of operands for statement GS. */
1755 gimple_set_num_ops (gimple gs
, unsigned num_ops
)
1757 gs
->gsbase
.num_ops
= num_ops
;
1761 /* Return the array of operands for statement GS. */
1763 static inline tree
*
1764 gimple_ops (gimple gs
)
1768 /* All the tuples have their operand vector at the very bottom
1769 of the structure. Note that those structures that do not
1770 have an operand vector have a zero offset. */
1771 off
= gimple_ops_offset_
[gimple_statement_structure (gs
)];
1772 gcc_gimple_checking_assert (off
!= 0);
1774 return (tree
*) ((char *) gs
+ off
);
1778 /* Return operand I for statement GS. */
1781 gimple_op (const_gimple gs
, unsigned i
)
1783 if (gimple_has_ops (gs
))
1785 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1786 return gimple_ops (CONST_CAST_GIMPLE (gs
))[i
];
1792 /* Return a pointer to operand I for statement GS. */
1794 static inline tree
*
1795 gimple_op_ptr (const_gimple gs
, unsigned i
)
1797 if (gimple_has_ops (gs
))
1799 gcc_gimple_checking_assert (i
< gimple_num_ops (gs
));
1800 return gimple_ops (CONST_CAST_GIMPLE (gs
)) + i
;
1806 /* Set operand I of statement GS to OP. */
1809 gimple_set_op (gimple gs
, unsigned i
, tree op
)
1811 gcc_gimple_checking_assert (gimple_has_ops (gs
) && i
< gimple_num_ops (gs
));
1813 /* Note. It may be tempting to assert that OP matches
1814 is_gimple_operand, but that would be wrong. Different tuples
1815 accept slightly different sets of tree operands. Each caller
1816 should perform its own validation. */
1817 gimple_ops (gs
)[i
] = op
;
1820 /* Return true if GS is a GIMPLE_ASSIGN. */
1823 is_gimple_assign (const_gimple gs
)
1825 return gimple_code (gs
) == GIMPLE_ASSIGN
;
1828 /* Determine if expression CODE is one of the valid expressions that can
1829 be used on the RHS of GIMPLE assignments. */
1831 static inline enum gimple_rhs_class
1832 get_gimple_rhs_class (enum tree_code code
)
1834 return (enum gimple_rhs_class
) gimple_rhs_class_table
[(int) code
];
1837 /* Return the LHS of assignment statement GS. */
1840 gimple_assign_lhs (const_gimple gs
)
1842 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1843 return gimple_op (gs
, 0);
1847 /* Return a pointer to the LHS of assignment statement GS. */
1849 static inline tree
*
1850 gimple_assign_lhs_ptr (const_gimple gs
)
1852 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1853 return gimple_op_ptr (gs
, 0);
1857 /* Set LHS to be the LHS operand of assignment statement GS. */
1860 gimple_assign_set_lhs (gimple gs
, tree lhs
)
1862 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1863 gimple_set_op (gs
, 0, lhs
);
1865 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
1866 SSA_NAME_DEF_STMT (lhs
) = gs
;
1870 /* Return the first operand on the RHS of assignment statement GS. */
1873 gimple_assign_rhs1 (const_gimple gs
)
1875 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1876 return gimple_op (gs
, 1);
1880 /* Return a pointer to the first operand on the RHS of assignment
1883 static inline tree
*
1884 gimple_assign_rhs1_ptr (const_gimple gs
)
1886 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1887 return gimple_op_ptr (gs
, 1);
1890 /* Set RHS to be the first operand on the RHS of assignment statement GS. */
1893 gimple_assign_set_rhs1 (gimple gs
, tree rhs
)
1895 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1897 gimple_set_op (gs
, 1, rhs
);
1901 /* Return the second operand on the RHS of assignment statement GS.
1902 If GS does not have two operands, NULL is returned instead. */
1905 gimple_assign_rhs2 (const_gimple gs
)
1907 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1909 if (gimple_num_ops (gs
) >= 3)
1910 return gimple_op (gs
, 2);
1916 /* Return a pointer to the second operand on the RHS of assignment
1919 static inline tree
*
1920 gimple_assign_rhs2_ptr (const_gimple gs
)
1922 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1923 return gimple_op_ptr (gs
, 2);
1927 /* Set RHS to be the second operand on the RHS of assignment statement GS. */
1930 gimple_assign_set_rhs2 (gimple gs
, tree rhs
)
1932 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1934 gimple_set_op (gs
, 2, rhs
);
1937 /* Return the third operand on the RHS of assignment statement GS.
1938 If GS does not have two operands, NULL is returned instead. */
1941 gimple_assign_rhs3 (const_gimple gs
)
1943 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1945 if (gimple_num_ops (gs
) >= 4)
1946 return gimple_op (gs
, 3);
1951 /* Return a pointer to the third operand on the RHS of assignment
1954 static inline tree
*
1955 gimple_assign_rhs3_ptr (const_gimple gs
)
1957 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1958 return gimple_op_ptr (gs
, 3);
1962 /* Set RHS to be the third operand on the RHS of assignment statement GS. */
1965 gimple_assign_set_rhs3 (gimple gs
, tree rhs
)
1967 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
1969 gimple_set_op (gs
, 3, rhs
);
1972 /* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
1973 to see only a maximum of two operands. */
1976 gimple_assign_set_rhs_with_ops (gimple_stmt_iterator
*gsi
, enum tree_code code
,
1979 gimple_assign_set_rhs_with_ops_1 (gsi
, code
, op1
, op2
, NULL
);
1982 /* A wrapper around extract_ops_from_tree_1, for callers which expect
1983 to see only a maximum of two operands. */
1986 extract_ops_from_tree (tree expr
, enum tree_code
*code
, tree
*op0
,
1990 extract_ops_from_tree_1 (expr
, code
, op0
, op1
, &op2
);
1991 gcc_assert (op2
== NULL_TREE
);
1994 /* Returns true if GS is a nontemporal move. */
1997 gimple_assign_nontemporal_move_p (const_gimple gs
)
1999 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2000 return gs
->gsbase
.nontemporal_move
;
2003 /* Sets nontemporal move flag of GS to NONTEMPORAL. */
2006 gimple_assign_set_nontemporal_move (gimple gs
, bool nontemporal
)
2008 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2009 gs
->gsbase
.nontemporal_move
= nontemporal
;
2013 /* Return the code of the expression computed on the rhs of assignment
2014 statement GS. In case that the RHS is a single object, returns the
2015 tree code of the object. */
2017 static inline enum tree_code
2018 gimple_assign_rhs_code (const_gimple gs
)
2020 enum tree_code code
;
2021 GIMPLE_CHECK (gs
, GIMPLE_ASSIGN
);
2023 code
= (enum tree_code
) gs
->gsbase
.subcode
;
2024 /* While we initially set subcode to the TREE_CODE of the rhs for
2025 GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
2026 in sync when we rewrite stmts into SSA form or do SSA propagations. */
2027 if (get_gimple_rhs_class (code
) == GIMPLE_SINGLE_RHS
)
2028 code
= TREE_CODE (gimple_assign_rhs1 (gs
));
2034 /* Set CODE to be the code for the expression computed on the RHS of
2038 gimple_assign_set_rhs_code (gimple s
, enum tree_code code
)
2040 GIMPLE_CHECK (s
, GIMPLE_ASSIGN
);
2041 s
->gsbase
.subcode
= code
;
2045 /* Return the gimple rhs class of the code of the expression computed on
2046 the rhs of assignment statement GS.
2047 This will never return GIMPLE_INVALID_RHS. */
2049 static inline enum gimple_rhs_class
2050 gimple_assign_rhs_class (const_gimple gs
)
2052 return get_gimple_rhs_class (gimple_assign_rhs_code (gs
));
2055 /* Return true if GS is an assignment with a singleton RHS, i.e.,
2056 there is no operator associated with the assignment itself.
2057 Unlike gimple_assign_copy_p, this predicate returns true for
2058 any RHS operand, including those that perform an operation
2059 and do not have the semantics of a copy, such as COND_EXPR. */
2062 gimple_assign_single_p (gimple gs
)
2064 return (is_gimple_assign (gs
)
2065 && gimple_assign_rhs_class (gs
) == GIMPLE_SINGLE_RHS
);
2068 /* Return true if GS performs a store to its lhs. */
2071 gimple_store_p (gimple gs
)
2073 tree lhs
= gimple_get_lhs (gs
);
2074 return lhs
&& !is_gimple_reg (lhs
);
2077 /* Return true if GS is an assignment that loads from its rhs1. */
2080 gimple_assign_load_p (gimple gs
)
2083 if (!gimple_assign_single_p (gs
))
2085 rhs
= gimple_assign_rhs1 (gs
);
2086 if (TREE_CODE (rhs
) == WITH_SIZE_EXPR
)
2088 rhs
= get_base_address (rhs
);
2089 return (DECL_P (rhs
)
2090 || TREE_CODE (rhs
) == MEM_REF
|| TREE_CODE (rhs
) == TARGET_MEM_REF
);
2094 /* Return true if S is a type-cast assignment. */
2097 gimple_assign_cast_p (gimple s
)
2099 if (is_gimple_assign (s
))
2101 enum tree_code sc
= gimple_assign_rhs_code (s
);
2102 return CONVERT_EXPR_CODE_P (sc
)
2103 || sc
== VIEW_CONVERT_EXPR
2104 || sc
== FIX_TRUNC_EXPR
;
2110 /* Return true if S is a clobber statement. */
2113 gimple_clobber_p (gimple s
)
2115 return gimple_assign_single_p (s
)
2116 && TREE_CLOBBER_P (gimple_assign_rhs1 (s
));
2119 /* Return true if GS is a GIMPLE_CALL. */
2122 is_gimple_call (const_gimple gs
)
2124 return gimple_code (gs
) == GIMPLE_CALL
;
2127 /* Return the LHS of call statement GS. */
2130 gimple_call_lhs (const_gimple gs
)
2132 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2133 return gimple_op (gs
, 0);
2137 /* Return a pointer to the LHS of call statement GS. */
2139 static inline tree
*
2140 gimple_call_lhs_ptr (const_gimple gs
)
2142 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2143 return gimple_op_ptr (gs
, 0);
2147 /* Set LHS to be the LHS operand of call statement GS. */
2150 gimple_call_set_lhs (gimple gs
, tree lhs
)
2152 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2153 gimple_set_op (gs
, 0, lhs
);
2154 if (lhs
&& TREE_CODE (lhs
) == SSA_NAME
)
2155 SSA_NAME_DEF_STMT (lhs
) = gs
;
2159 /* Return true if call GS calls an internal-only function, as enumerated
2163 gimple_call_internal_p (const_gimple gs
)
2165 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2166 return (gs
->gsbase
.subcode
& GF_CALL_INTERNAL
) != 0;
2170 /* Return the target of internal call GS. */
2172 static inline enum internal_fn
2173 gimple_call_internal_fn (const_gimple gs
)
2175 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2176 return gs
->gimple_call
.u
.internal_fn
;
2180 /* Return the function type of the function called by GS. */
2183 gimple_call_fntype (const_gimple gs
)
2185 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2186 if (gimple_call_internal_p (gs
))
2188 return gs
->gimple_call
.u
.fntype
;
2191 /* Set the type of the function called by GS to FNTYPE. */
2194 gimple_call_set_fntype (gimple gs
, tree fntype
)
2196 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2197 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2198 gs
->gimple_call
.u
.fntype
= fntype
;
2202 /* Return the tree node representing the function called by call
2206 gimple_call_fn (const_gimple gs
)
2208 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2209 return gimple_op (gs
, 1);
2212 /* Return a pointer to the tree node representing the function called by call
2215 static inline tree
*
2216 gimple_call_fn_ptr (const_gimple gs
)
2218 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2219 return gimple_op_ptr (gs
, 1);
2223 /* Set FN to be the function called by call statement GS. */
2226 gimple_call_set_fn (gimple gs
, tree fn
)
2228 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2229 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2230 gimple_set_op (gs
, 1, fn
);
2234 /* Set FNDECL to be the function called by call statement GS. */
2237 gimple_call_set_fndecl (gimple gs
, tree decl
)
2239 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2240 gcc_gimple_checking_assert (!gimple_call_internal_p (gs
));
2241 gimple_set_op (gs
, 1, build_fold_addr_expr_loc (gimple_location (gs
), decl
));
2245 /* Set internal function FN to be the function called by call statement GS. */
2248 gimple_call_set_internal_fn (gimple gs
, enum internal_fn fn
)
2250 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2251 gcc_gimple_checking_assert (gimple_call_internal_p (gs
));
2252 gs
->gimple_call
.u
.internal_fn
= fn
;
2256 /* Given a valid GIMPLE_CALL function address return the FUNCTION_DECL
2257 associated with the callee if known. Otherwise return NULL_TREE. */
2260 gimple_call_addr_fndecl (const_tree fn
)
2262 if (fn
&& TREE_CODE (fn
) == ADDR_EXPR
)
2264 tree fndecl
= TREE_OPERAND (fn
, 0);
2265 if (TREE_CODE (fndecl
) == MEM_REF
2266 && TREE_CODE (TREE_OPERAND (fndecl
, 0)) == ADDR_EXPR
2267 && integer_zerop (TREE_OPERAND (fndecl
, 1)))
2268 fndecl
= TREE_OPERAND (TREE_OPERAND (fndecl
, 0), 0);
2269 if (TREE_CODE (fndecl
) == FUNCTION_DECL
)
2275 /* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
2276 Otherwise return NULL. This function is analogous to
2277 get_callee_fndecl in tree land. */
2280 gimple_call_fndecl (const_gimple gs
)
2282 return gimple_call_addr_fndecl (gimple_call_fn (gs
));
2286 /* Return the type returned by call statement GS. */
2289 gimple_call_return_type (const_gimple gs
)
2291 tree type
= gimple_call_fntype (gs
);
2293 if (type
== NULL_TREE
)
2294 return TREE_TYPE (gimple_call_lhs (gs
));
2296 /* The type returned by a function is the type of its
2298 return TREE_TYPE (type
);
2302 /* Return the static chain for call statement GS. */
2305 gimple_call_chain (const_gimple gs
)
2307 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2308 return gimple_op (gs
, 2);
2312 /* Return a pointer to the static chain for call statement GS. */
2314 static inline tree
*
2315 gimple_call_chain_ptr (const_gimple gs
)
2317 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2318 return gimple_op_ptr (gs
, 2);
2321 /* Set CHAIN to be the static chain for call statement GS. */
2324 gimple_call_set_chain (gimple gs
, tree chain
)
2326 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2328 gimple_set_op (gs
, 2, chain
);
2332 /* Return the number of arguments used by call statement GS. */
2334 static inline unsigned
2335 gimple_call_num_args (const_gimple gs
)
2338 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2339 num_ops
= gimple_num_ops (gs
);
2344 /* Return the argument at position INDEX for call statement GS. */
2347 gimple_call_arg (const_gimple gs
, unsigned index
)
2349 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2350 return gimple_op (gs
, index
+ 3);
2354 /* Return a pointer to the argument at position INDEX for call
2357 static inline tree
*
2358 gimple_call_arg_ptr (const_gimple gs
, unsigned index
)
2360 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2361 return gimple_op_ptr (gs
, index
+ 3);
2365 /* Set ARG to be the argument at position INDEX for call statement GS. */
2368 gimple_call_set_arg (gimple gs
, unsigned index
, tree arg
)
2370 GIMPLE_CHECK (gs
, GIMPLE_CALL
);
2371 gimple_set_op (gs
, index
+ 3, arg
);
2375 /* If TAIL_P is true, mark call statement S as being a tail call
2376 (i.e., a call just before the exit of a function). These calls are
2377 candidate for tail call optimization. */
2380 gimple_call_set_tail (gimple s
, bool tail_p
)
2382 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2384 s
->gsbase
.subcode
|= GF_CALL_TAILCALL
;
2386 s
->gsbase
.subcode
&= ~GF_CALL_TAILCALL
;
2390 /* Return true if GIMPLE_CALL S is marked as a tail call. */
2393 gimple_call_tail_p (gimple s
)
2395 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2396 return (s
->gsbase
.subcode
& GF_CALL_TAILCALL
) != 0;
2400 /* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
2401 slot optimization. This transformation uses the target of the call
2402 expansion as the return slot for calls that return in memory. */
2405 gimple_call_set_return_slot_opt (gimple s
, bool return_slot_opt_p
)
2407 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2408 if (return_slot_opt_p
)
2409 s
->gsbase
.subcode
|= GF_CALL_RETURN_SLOT_OPT
;
2411 s
->gsbase
.subcode
&= ~GF_CALL_RETURN_SLOT_OPT
;
2415 /* Return true if S is marked for return slot optimization. */
2418 gimple_call_return_slot_opt_p (gimple s
)
2420 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2421 return (s
->gsbase
.subcode
& GF_CALL_RETURN_SLOT_OPT
) != 0;
2425 /* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
2426 thunk to the thunked-to function. */
2429 gimple_call_set_from_thunk (gimple s
, bool from_thunk_p
)
2431 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2433 s
->gsbase
.subcode
|= GF_CALL_FROM_THUNK
;
2435 s
->gsbase
.subcode
&= ~GF_CALL_FROM_THUNK
;
2439 /* Return true if GIMPLE_CALL S is a jump from a thunk. */
2442 gimple_call_from_thunk_p (gimple s
)
2444 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2445 return (s
->gsbase
.subcode
& GF_CALL_FROM_THUNK
) != 0;
2449 /* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
2450 argument pack in its argument list. */
2453 gimple_call_set_va_arg_pack (gimple s
, bool pass_arg_pack_p
)
2455 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2456 if (pass_arg_pack_p
)
2457 s
->gsbase
.subcode
|= GF_CALL_VA_ARG_PACK
;
2459 s
->gsbase
.subcode
&= ~GF_CALL_VA_ARG_PACK
;
2463 /* Return true if GIMPLE_CALL S is a stdarg call that needs the
2464 argument pack in its argument list. */
2467 gimple_call_va_arg_pack_p (gimple s
)
2469 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2470 return (s
->gsbase
.subcode
& GF_CALL_VA_ARG_PACK
) != 0;
2474 /* Return true if S is a noreturn call. */
2477 gimple_call_noreturn_p (gimple s
)
2479 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2480 return (gimple_call_flags (s
) & ECF_NORETURN
) != 0;
2484 /* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
2485 even if the called function can throw in other cases. */
2488 gimple_call_set_nothrow (gimple s
, bool nothrow_p
)
2490 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2492 s
->gsbase
.subcode
|= GF_CALL_NOTHROW
;
2494 s
->gsbase
.subcode
&= ~GF_CALL_NOTHROW
;
2497 /* Return true if S is a nothrow call. */
2500 gimple_call_nothrow_p (gimple s
)
2502 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2503 return (gimple_call_flags (s
) & ECF_NOTHROW
) != 0;
2506 /* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
2507 is known to be emitted for VLA objects. Those are wrapped by
2508 stack_save/stack_restore calls and hence can't lead to unbounded
2509 stack growth even when they occur in loops. */
2512 gimple_call_set_alloca_for_var (gimple s
, bool for_var
)
2514 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2516 s
->gsbase
.subcode
|= GF_CALL_ALLOCA_FOR_VAR
;
2518 s
->gsbase
.subcode
&= ~GF_CALL_ALLOCA_FOR_VAR
;
2521 /* Return true of S is a call to builtin_alloca emitted for VLA objects. */
2524 gimple_call_alloca_for_var_p (gimple s
)
2526 GIMPLE_CHECK (s
, GIMPLE_CALL
);
2527 return (s
->gsbase
.subcode
& GF_CALL_ALLOCA_FOR_VAR
) != 0;
2530 /* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
2533 gimple_call_copy_flags (gimple dest_call
, gimple orig_call
)
2535 GIMPLE_CHECK (dest_call
, GIMPLE_CALL
);
2536 GIMPLE_CHECK (orig_call
, GIMPLE_CALL
);
2537 dest_call
->gsbase
.subcode
= orig_call
->gsbase
.subcode
;
2541 /* Return a pointer to the points-to solution for the set of call-used
2542 variables of the call CALL. */
2544 static inline struct pt_solution
*
2545 gimple_call_use_set (gimple call
)
2547 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2548 return &call
->gimple_call
.call_used
;
2552 /* Return a pointer to the points-to solution for the set of call-used
2553 variables of the call CALL. */
2555 static inline struct pt_solution
*
2556 gimple_call_clobber_set (gimple call
)
2558 GIMPLE_CHECK (call
, GIMPLE_CALL
);
2559 return &call
->gimple_call
.call_clobbered
;
2563 /* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
2567 gimple_has_lhs (gimple stmt
)
2569 return (is_gimple_assign (stmt
)
2570 || (is_gimple_call (stmt
)
2571 && gimple_call_lhs (stmt
) != NULL_TREE
));
2575 /* Return the code of the predicate computed by conditional statement GS. */
2577 static inline enum tree_code
2578 gimple_cond_code (const_gimple gs
)
2580 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2581 return (enum tree_code
) gs
->gsbase
.subcode
;
2585 /* Set CODE to be the predicate code for the conditional statement GS. */
2588 gimple_cond_set_code (gimple gs
, enum tree_code code
)
2590 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2591 gs
->gsbase
.subcode
= code
;
2595 /* Return the LHS of the predicate computed by conditional statement GS. */
2598 gimple_cond_lhs (const_gimple gs
)
2600 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2601 return gimple_op (gs
, 0);
2604 /* Return the pointer to the LHS of the predicate computed by conditional
2607 static inline tree
*
2608 gimple_cond_lhs_ptr (const_gimple gs
)
2610 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2611 return gimple_op_ptr (gs
, 0);
2614 /* Set LHS to be the LHS operand of the predicate computed by
2615 conditional statement GS. */
2618 gimple_cond_set_lhs (gimple gs
, tree lhs
)
2620 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2621 gimple_set_op (gs
, 0, lhs
);
2625 /* Return the RHS operand of the predicate computed by conditional GS. */
2628 gimple_cond_rhs (const_gimple gs
)
2630 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2631 return gimple_op (gs
, 1);
2634 /* Return the pointer to the RHS operand of the predicate computed by
2637 static inline tree
*
2638 gimple_cond_rhs_ptr (const_gimple gs
)
2640 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2641 return gimple_op_ptr (gs
, 1);
2645 /* Set RHS to be the RHS operand of the predicate computed by
2646 conditional statement GS. */
2649 gimple_cond_set_rhs (gimple gs
, tree rhs
)
2651 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2652 gimple_set_op (gs
, 1, rhs
);
2656 /* Return the label used by conditional statement GS when its
2657 predicate evaluates to true. */
2660 gimple_cond_true_label (const_gimple gs
)
2662 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2663 return gimple_op (gs
, 2);
2667 /* Set LABEL to be the label used by conditional statement GS when its
2668 predicate evaluates to true. */
2671 gimple_cond_set_true_label (gimple gs
, tree label
)
2673 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2674 gimple_set_op (gs
, 2, label
);
2678 /* Set LABEL to be the label used by conditional statement GS when its
2679 predicate evaluates to false. */
2682 gimple_cond_set_false_label (gimple gs
, tree label
)
2684 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2685 gimple_set_op (gs
, 3, label
);
2689 /* Return the label used by conditional statement GS when its
2690 predicate evaluates to false. */
2693 gimple_cond_false_label (const_gimple gs
)
2695 GIMPLE_CHECK (gs
, GIMPLE_COND
);
2696 return gimple_op (gs
, 3);
2700 /* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
2703 gimple_cond_make_false (gimple gs
)
2705 gimple_cond_set_lhs (gs
, boolean_true_node
);
2706 gimple_cond_set_rhs (gs
, boolean_false_node
);
2707 gs
->gsbase
.subcode
= EQ_EXPR
;
2711 /* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
2714 gimple_cond_make_true (gimple gs
)
2716 gimple_cond_set_lhs (gs
, boolean_true_node
);
2717 gimple_cond_set_rhs (gs
, boolean_true_node
);
2718 gs
->gsbase
.subcode
= EQ_EXPR
;
2721 /* Check if conditional statemente GS is of the form 'if (1 == 1)',
2722 'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
2725 gimple_cond_true_p (const_gimple gs
)
2727 tree lhs
= gimple_cond_lhs (gs
);
2728 tree rhs
= gimple_cond_rhs (gs
);
2729 enum tree_code code
= gimple_cond_code (gs
);
2731 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2734 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2737 if (code
== NE_EXPR
&& lhs
!= rhs
)
2740 if (code
== EQ_EXPR
&& lhs
== rhs
)
2746 /* Check if conditional statement GS is of the form 'if (1 != 1)',
2747 'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
2750 gimple_cond_false_p (const_gimple gs
)
2752 tree lhs
= gimple_cond_lhs (gs
);
2753 tree rhs
= gimple_cond_rhs (gs
);
2754 enum tree_code code
= gimple_cond_code (gs
);
2756 if (lhs
!= boolean_true_node
&& lhs
!= boolean_false_node
)
2759 if (rhs
!= boolean_true_node
&& rhs
!= boolean_false_node
)
2762 if (code
== NE_EXPR
&& lhs
== rhs
)
2765 if (code
== EQ_EXPR
&& lhs
!= rhs
)
2771 /* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
2774 gimple_cond_set_condition (gimple stmt
, enum tree_code code
, tree lhs
, tree rhs
)
2776 gimple_cond_set_code (stmt
, code
);
2777 gimple_cond_set_lhs (stmt
, lhs
);
2778 gimple_cond_set_rhs (stmt
, rhs
);
2781 /* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
2784 gimple_label_label (const_gimple gs
)
2786 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2787 return gimple_op (gs
, 0);
2791 /* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
2795 gimple_label_set_label (gimple gs
, tree label
)
2797 GIMPLE_CHECK (gs
, GIMPLE_LABEL
);
2798 gimple_set_op (gs
, 0, label
);
2802 /* Return the destination of the unconditional jump GS. */
2805 gimple_goto_dest (const_gimple gs
)
2807 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2808 return gimple_op (gs
, 0);
2812 /* Set DEST to be the destination of the unconditonal jump GS. */
2815 gimple_goto_set_dest (gimple gs
, tree dest
)
2817 GIMPLE_CHECK (gs
, GIMPLE_GOTO
);
2818 gimple_set_op (gs
, 0, dest
);
2822 /* Return the variables declared in the GIMPLE_BIND statement GS. */
2825 gimple_bind_vars (const_gimple gs
)
2827 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2828 return gs
->gimple_bind
.vars
;
2832 /* Set VARS to be the set of variables declared in the GIMPLE_BIND
2836 gimple_bind_set_vars (gimple gs
, tree vars
)
2838 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2839 gs
->gimple_bind
.vars
= vars
;
2843 /* Append VARS to the set of variables declared in the GIMPLE_BIND
2847 gimple_bind_append_vars (gimple gs
, tree vars
)
2849 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2850 gs
->gimple_bind
.vars
= chainon (gs
->gimple_bind
.vars
, vars
);
2854 static inline gimple_seq
*
2855 gimple_bind_body_ptr (gimple gs
)
2857 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2858 return &gs
->gimple_bind
.body
;
2861 /* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
2863 static inline gimple_seq
2864 gimple_bind_body (gimple gs
)
2866 return *gimple_bind_body_ptr (gs
);
2870 /* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
2874 gimple_bind_set_body (gimple gs
, gimple_seq seq
)
2876 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2877 gs
->gimple_bind
.body
= seq
;
2881 /* Append a statement to the end of a GIMPLE_BIND's body. */
2884 gimple_bind_add_stmt (gimple gs
, gimple stmt
)
2886 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2887 gimple_seq_add_stmt (&gs
->gimple_bind
.body
, stmt
);
2891 /* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
2894 gimple_bind_add_seq (gimple gs
, gimple_seq seq
)
2896 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2897 gimple_seq_add_seq (&gs
->gimple_bind
.body
, seq
);
2901 /* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
2902 GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
2905 gimple_bind_block (const_gimple gs
)
2907 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2908 return gs
->gimple_bind
.block
;
2912 /* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
2916 gimple_bind_set_block (gimple gs
, tree block
)
2918 GIMPLE_CHECK (gs
, GIMPLE_BIND
);
2919 gcc_gimple_checking_assert (block
== NULL_TREE
2920 || TREE_CODE (block
) == BLOCK
);
2921 gs
->gimple_bind
.block
= block
;
2925 /* Return the number of input operands for GIMPLE_ASM GS. */
2927 static inline unsigned
2928 gimple_asm_ninputs (const_gimple gs
)
2930 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2931 return gs
->gimple_asm
.ni
;
2935 /* Return the number of output operands for GIMPLE_ASM GS. */
2937 static inline unsigned
2938 gimple_asm_noutputs (const_gimple gs
)
2940 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2941 return gs
->gimple_asm
.no
;
2945 /* Return the number of clobber operands for GIMPLE_ASM GS. */
2947 static inline unsigned
2948 gimple_asm_nclobbers (const_gimple gs
)
2950 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2951 return gs
->gimple_asm
.nc
;
2954 /* Return the number of label operands for GIMPLE_ASM GS. */
2956 static inline unsigned
2957 gimple_asm_nlabels (const_gimple gs
)
2959 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2960 return gs
->gimple_asm
.nl
;
2963 /* Return input operand INDEX of GIMPLE_ASM GS. */
2966 gimple_asm_input_op (const_gimple gs
, unsigned index
)
2968 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2969 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
2970 return gimple_op (gs
, index
+ gs
->gimple_asm
.no
);
2973 /* Return a pointer to input operand INDEX of GIMPLE_ASM GS. */
2975 static inline tree
*
2976 gimple_asm_input_op_ptr (const_gimple gs
, unsigned index
)
2978 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2979 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
);
2980 return gimple_op_ptr (gs
, index
+ gs
->gimple_asm
.no
);
2984 /* Set IN_OP to be input operand INDEX in GIMPLE_ASM GS. */
2987 gimple_asm_set_input_op (gimple gs
, unsigned index
, tree in_op
)
2989 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
2990 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.ni
2991 && TREE_CODE (in_op
) == TREE_LIST
);
2992 gimple_set_op (gs
, index
+ gs
->gimple_asm
.no
, in_op
);
2996 /* Return output operand INDEX of GIMPLE_ASM GS. */
2999 gimple_asm_output_op (const_gimple gs
, unsigned index
)
3001 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3002 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3003 return gimple_op (gs
, index
);
3006 /* Return a pointer to output operand INDEX of GIMPLE_ASM GS. */
3008 static inline tree
*
3009 gimple_asm_output_op_ptr (const_gimple gs
, unsigned index
)
3011 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3012 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
);
3013 return gimple_op_ptr (gs
, index
);
3017 /* Set OUT_OP to be output operand INDEX in GIMPLE_ASM GS. */
3020 gimple_asm_set_output_op (gimple gs
, unsigned index
, tree out_op
)
3022 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3023 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.no
3024 && TREE_CODE (out_op
) == TREE_LIST
);
3025 gimple_set_op (gs
, index
, out_op
);
3029 /* Return clobber operand INDEX of GIMPLE_ASM GS. */
3032 gimple_asm_clobber_op (const_gimple gs
, unsigned index
)
3034 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3035 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
);
3036 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
);
3040 /* Set CLOBBER_OP to be clobber operand INDEX in GIMPLE_ASM GS. */
3043 gimple_asm_set_clobber_op (gimple gs
, unsigned index
, tree clobber_op
)
3045 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3046 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nc
3047 && TREE_CODE (clobber_op
) == TREE_LIST
);
3048 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.no
, clobber_op
);
3051 /* Return label operand INDEX of GIMPLE_ASM GS. */
3054 gimple_asm_label_op (const_gimple gs
, unsigned index
)
3056 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3057 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
);
3058 return gimple_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
);
3061 /* Set LABEL_OP to be label operand INDEX in GIMPLE_ASM GS. */
3064 gimple_asm_set_label_op (gimple gs
, unsigned index
, tree label_op
)
3066 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3067 gcc_gimple_checking_assert (index
< gs
->gimple_asm
.nl
3068 && TREE_CODE (label_op
) == TREE_LIST
);
3069 gimple_set_op (gs
, index
+ gs
->gimple_asm
.ni
+ gs
->gimple_asm
.nc
, label_op
);
3072 /* Return the string representing the assembly instruction in
3075 static inline const char *
3076 gimple_asm_string (const_gimple gs
)
3078 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3079 return gs
->gimple_asm
.string
;
3083 /* Return true if GS is an asm statement marked volatile. */
3086 gimple_asm_volatile_p (const_gimple gs
)
3088 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3089 return (gs
->gsbase
.subcode
& GF_ASM_VOLATILE
) != 0;
3093 /* If VOLATLE_P is true, mark asm statement GS as volatile. */
3096 gimple_asm_set_volatile (gimple gs
, bool volatile_p
)
3098 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3100 gs
->gsbase
.subcode
|= GF_ASM_VOLATILE
;
3102 gs
->gsbase
.subcode
&= ~GF_ASM_VOLATILE
;
3106 /* If INPUT_P is true, mark asm GS as an ASM_INPUT. */
3109 gimple_asm_set_input (gimple gs
, bool input_p
)
3111 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3113 gs
->gsbase
.subcode
|= GF_ASM_INPUT
;
3115 gs
->gsbase
.subcode
&= ~GF_ASM_INPUT
;
3119 /* Return true if asm GS is an ASM_INPUT. */
3122 gimple_asm_input_p (const_gimple gs
)
3124 GIMPLE_CHECK (gs
, GIMPLE_ASM
);
3125 return (gs
->gsbase
.subcode
& GF_ASM_INPUT
) != 0;
3129 /* Return the types handled by GIMPLE_CATCH statement GS. */
3132 gimple_catch_types (const_gimple gs
)
3134 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3135 return gs
->gimple_catch
.types
;
3139 /* Return a pointer to the types handled by GIMPLE_CATCH statement GS. */
3141 static inline tree
*
3142 gimple_catch_types_ptr (gimple gs
)
3144 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3145 return &gs
->gimple_catch
.types
;
3149 /* Return a pointer to the GIMPLE sequence representing the body of
3150 the handler of GIMPLE_CATCH statement GS. */
3152 static inline gimple_seq
*
3153 gimple_catch_handler_ptr (gimple gs
)
3155 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3156 return &gs
->gimple_catch
.handler
;
3160 /* Return the GIMPLE sequence representing the body of the handler of
3161 GIMPLE_CATCH statement GS. */
3163 static inline gimple_seq
3164 gimple_catch_handler (gimple gs
)
3166 return *gimple_catch_handler_ptr (gs
);
3170 /* Set T to be the set of types handled by GIMPLE_CATCH GS. */
3173 gimple_catch_set_types (gimple gs
, tree t
)
3175 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3176 gs
->gimple_catch
.types
= t
;
3180 /* Set HANDLER to be the body of GIMPLE_CATCH GS. */
3183 gimple_catch_set_handler (gimple gs
, gimple_seq handler
)
3185 GIMPLE_CHECK (gs
, GIMPLE_CATCH
);
3186 gs
->gimple_catch
.handler
= handler
;
3190 /* Return the types handled by GIMPLE_EH_FILTER statement GS. */
3193 gimple_eh_filter_types (const_gimple gs
)
3195 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3196 return gs
->gimple_eh_filter
.types
;
3200 /* Return a pointer to the types handled by GIMPLE_EH_FILTER statement
3203 static inline tree
*
3204 gimple_eh_filter_types_ptr (gimple gs
)
3206 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3207 return &gs
->gimple_eh_filter
.types
;
3211 /* Return a pointer to the sequence of statement to execute when
3212 GIMPLE_EH_FILTER statement fails. */
3214 static inline gimple_seq
*
3215 gimple_eh_filter_failure_ptr (gimple gs
)
3217 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3218 return &gs
->gimple_eh_filter
.failure
;
3222 /* Return the sequence of statement to execute when GIMPLE_EH_FILTER
3225 static inline gimple_seq
3226 gimple_eh_filter_failure (gimple gs
)
3228 return *gimple_eh_filter_failure_ptr (gs
);
3232 /* Set TYPES to be the set of types handled by GIMPLE_EH_FILTER GS. */
3235 gimple_eh_filter_set_types (gimple gs
, tree types
)
3237 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3238 gs
->gimple_eh_filter
.types
= types
;
3242 /* Set FAILURE to be the sequence of statements to execute on failure
3243 for GIMPLE_EH_FILTER GS. */
3246 gimple_eh_filter_set_failure (gimple gs
, gimple_seq failure
)
3248 GIMPLE_CHECK (gs
, GIMPLE_EH_FILTER
);
3249 gs
->gimple_eh_filter
.failure
= failure
;
3252 /* Get the function decl to be called by the MUST_NOT_THROW region. */
3255 gimple_eh_must_not_throw_fndecl (gimple gs
)
3257 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3258 return gs
->gimple_eh_mnt
.fndecl
;
3261 /* Set the function decl to be called by GS to DECL. */
3264 gimple_eh_must_not_throw_set_fndecl (gimple gs
, tree decl
)
3266 GIMPLE_CHECK (gs
, GIMPLE_EH_MUST_NOT_THROW
);
3267 gs
->gimple_eh_mnt
.fndecl
= decl
;
3270 /* GIMPLE_EH_ELSE accessors. */
3272 static inline gimple_seq
*
3273 gimple_eh_else_n_body_ptr (gimple gs
)
3275 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3276 return &gs
->gimple_eh_else
.n_body
;
3279 static inline gimple_seq
3280 gimple_eh_else_n_body (gimple gs
)
3282 return *gimple_eh_else_n_body_ptr (gs
);
3285 static inline gimple_seq
*
3286 gimple_eh_else_e_body_ptr (gimple gs
)
3288 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3289 return &gs
->gimple_eh_else
.e_body
;
3292 static inline gimple_seq
3293 gimple_eh_else_e_body (gimple gs
)
3295 return *gimple_eh_else_e_body_ptr (gs
);
3299 gimple_eh_else_set_n_body (gimple gs
, gimple_seq seq
)
3301 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3302 gs
->gimple_eh_else
.n_body
= seq
;
3306 gimple_eh_else_set_e_body (gimple gs
, gimple_seq seq
)
3308 GIMPLE_CHECK (gs
, GIMPLE_EH_ELSE
);
3309 gs
->gimple_eh_else
.e_body
= seq
;
3312 /* GIMPLE_TRY accessors. */
3314 /* Return the kind of try block represented by GIMPLE_TRY GS. This is
3315 either GIMPLE_TRY_CATCH or GIMPLE_TRY_FINALLY. */
3317 static inline enum gimple_try_flags
3318 gimple_try_kind (const_gimple gs
)
3320 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3321 return (enum gimple_try_flags
) (gs
->gsbase
.subcode
& GIMPLE_TRY_KIND
);
3325 /* Set the kind of try block represented by GIMPLE_TRY GS. */
3328 gimple_try_set_kind (gimple gs
, enum gimple_try_flags kind
)
3330 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3331 gcc_gimple_checking_assert (kind
== GIMPLE_TRY_CATCH
3332 || kind
== GIMPLE_TRY_FINALLY
);
3333 if (gimple_try_kind (gs
) != kind
)
3334 gs
->gsbase
.subcode
= (unsigned int) kind
;
3338 /* Return the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3341 gimple_try_catch_is_cleanup (const_gimple gs
)
3343 gcc_gimple_checking_assert (gimple_try_kind (gs
) == GIMPLE_TRY_CATCH
);
3344 return (gs
->gsbase
.subcode
& GIMPLE_TRY_CATCH_IS_CLEANUP
) != 0;
3348 /* Return a pointer to the sequence of statements used as the
3349 body for GIMPLE_TRY GS. */
3351 static inline gimple_seq
*
3352 gimple_try_eval_ptr (gimple gs
)
3354 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3355 return &gs
->gimple_try
.eval
;
3359 /* Return the sequence of statements used as the body for GIMPLE_TRY GS. */
3361 static inline gimple_seq
3362 gimple_try_eval (gimple gs
)
3364 return *gimple_try_eval_ptr (gs
);
3368 /* Return a pointer to the sequence of statements used as the cleanup body for
3371 static inline gimple_seq
*
3372 gimple_try_cleanup_ptr (gimple gs
)
3374 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3375 return &gs
->gimple_try
.cleanup
;
3379 /* Return the sequence of statements used as the cleanup body for
3382 static inline gimple_seq
3383 gimple_try_cleanup (gimple gs
)
3385 return *gimple_try_cleanup_ptr (gs
);
3389 /* Set the GIMPLE_TRY_CATCH_IS_CLEANUP flag. */
3392 gimple_try_set_catch_is_cleanup (gimple g
, bool catch_is_cleanup
)
3394 gcc_gimple_checking_assert (gimple_try_kind (g
) == GIMPLE_TRY_CATCH
);
3395 if (catch_is_cleanup
)
3396 g
->gsbase
.subcode
|= GIMPLE_TRY_CATCH_IS_CLEANUP
;
3398 g
->gsbase
.subcode
&= ~GIMPLE_TRY_CATCH_IS_CLEANUP
;
3402 /* Set EVAL to be the sequence of statements to use as the body for
3406 gimple_try_set_eval (gimple gs
, gimple_seq eval
)
3408 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3409 gs
->gimple_try
.eval
= eval
;
3413 /* Set CLEANUP to be the sequence of statements to use as the cleanup
3414 body for GIMPLE_TRY GS. */
3417 gimple_try_set_cleanup (gimple gs
, gimple_seq cleanup
)
3419 GIMPLE_CHECK (gs
, GIMPLE_TRY
);
3420 gs
->gimple_try
.cleanup
= cleanup
;
3424 /* Return a pointer to the cleanup sequence for cleanup statement GS. */
3426 static inline gimple_seq
*
3427 gimple_wce_cleanup_ptr (gimple gs
)
3429 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3430 return &gs
->gimple_wce
.cleanup
;
3434 /* Return the cleanup sequence for cleanup statement GS. */
3436 static inline gimple_seq
3437 gimple_wce_cleanup (gimple gs
)
3439 return *gimple_wce_cleanup_ptr (gs
);
3443 /* Set CLEANUP to be the cleanup sequence for GS. */
3446 gimple_wce_set_cleanup (gimple gs
, gimple_seq cleanup
)
3448 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3449 gs
->gimple_wce
.cleanup
= cleanup
;
3453 /* Return the CLEANUP_EH_ONLY flag for a WCE tuple. */
3456 gimple_wce_cleanup_eh_only (const_gimple gs
)
3458 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3459 return gs
->gsbase
.subcode
!= 0;
3463 /* Set the CLEANUP_EH_ONLY flag for a WCE tuple. */
3466 gimple_wce_set_cleanup_eh_only (gimple gs
, bool eh_only_p
)
3468 GIMPLE_CHECK (gs
, GIMPLE_WITH_CLEANUP_EXPR
);
3469 gs
->gsbase
.subcode
= (unsigned int) eh_only_p
;
3473 /* Return the maximum number of arguments supported by GIMPLE_PHI GS. */
3475 static inline unsigned
3476 gimple_phi_capacity (const_gimple gs
)
3478 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3479 return gs
->gimple_phi
.capacity
;
3483 /* Return the number of arguments in GIMPLE_PHI GS. This must always
3484 be exactly the number of incoming edges for the basic block holding
3487 static inline unsigned
3488 gimple_phi_num_args (const_gimple gs
)
3490 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3491 return gs
->gimple_phi
.nargs
;
3495 /* Return the SSA name created by GIMPLE_PHI GS. */
3498 gimple_phi_result (const_gimple gs
)
3500 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3501 return gs
->gimple_phi
.result
;
3504 /* Return a pointer to the SSA name created by GIMPLE_PHI GS. */
3506 static inline tree
*
3507 gimple_phi_result_ptr (gimple gs
)
3509 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3510 return &gs
->gimple_phi
.result
;
3513 /* Set RESULT to be the SSA name created by GIMPLE_PHI GS. */
3516 gimple_phi_set_result (gimple gs
, tree result
)
3518 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3519 gs
->gimple_phi
.result
= result
;
3520 if (result
&& TREE_CODE (result
) == SSA_NAME
)
3521 SSA_NAME_DEF_STMT (result
) = gs
;
3525 /* Return the PHI argument corresponding to incoming edge INDEX for
3528 static inline struct phi_arg_d
*
3529 gimple_phi_arg (gimple gs
, unsigned index
)
3531 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3532 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.capacity
);
3533 return &(gs
->gimple_phi
.args
[index
]);
3536 /* Set PHIARG to be the argument corresponding to incoming edge INDEX
3537 for GIMPLE_PHI GS. */
3540 gimple_phi_set_arg (gimple gs
, unsigned index
, struct phi_arg_d
* phiarg
)
3542 GIMPLE_CHECK (gs
, GIMPLE_PHI
);
3543 gcc_gimple_checking_assert (index
<= gs
->gimple_phi
.nargs
);
3544 gs
->gimple_phi
.args
[index
] = *phiarg
;
3547 /* Return the region number for GIMPLE_RESX GS. */
3550 gimple_resx_region (const_gimple gs
)
3552 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3553 return gs
->gimple_eh_ctrl
.region
;
3556 /* Set REGION to be the region number for GIMPLE_RESX GS. */
3559 gimple_resx_set_region (gimple gs
, int region
)
3561 GIMPLE_CHECK (gs
, GIMPLE_RESX
);
3562 gs
->gimple_eh_ctrl
.region
= region
;
3565 /* Return the region number for GIMPLE_EH_DISPATCH GS. */
3568 gimple_eh_dispatch_region (const_gimple gs
)
3570 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3571 return gs
->gimple_eh_ctrl
.region
;
3574 /* Set REGION to be the region number for GIMPLE_EH_DISPATCH GS. */
3577 gimple_eh_dispatch_set_region (gimple gs
, int region
)
3579 GIMPLE_CHECK (gs
, GIMPLE_EH_DISPATCH
);
3580 gs
->gimple_eh_ctrl
.region
= region
;
3583 /* Return the number of labels associated with the switch statement GS. */
3585 static inline unsigned
3586 gimple_switch_num_labels (const_gimple gs
)
3589 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3590 num_ops
= gimple_num_ops (gs
);
3591 gcc_gimple_checking_assert (num_ops
> 1);
3596 /* Set NLABELS to be the number of labels for the switch statement GS. */
3599 gimple_switch_set_num_labels (gimple g
, unsigned nlabels
)
3601 GIMPLE_CHECK (g
, GIMPLE_SWITCH
);
3602 gimple_set_num_ops (g
, nlabels
+ 1);
3606 /* Return the index variable used by the switch statement GS. */
3609 gimple_switch_index (const_gimple gs
)
3611 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3612 return gimple_op (gs
, 0);
3616 /* Return a pointer to the index variable for the switch statement GS. */
3618 static inline tree
*
3619 gimple_switch_index_ptr (const_gimple gs
)
3621 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3622 return gimple_op_ptr (gs
, 0);
3626 /* Set INDEX to be the index variable for switch statement GS. */
3629 gimple_switch_set_index (gimple gs
, tree index
)
3631 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3632 gcc_gimple_checking_assert (SSA_VAR_P (index
) || CONSTANT_CLASS_P (index
));
3633 gimple_set_op (gs
, 0, index
);
3637 /* Return the label numbered INDEX. The default label is 0, followed by any
3638 labels in a switch statement. */
3641 gimple_switch_label (const_gimple gs
, unsigned index
)
3643 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3644 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1);
3645 return gimple_op (gs
, index
+ 1);
3648 /* Set the label number INDEX to LABEL. 0 is always the default label. */
3651 gimple_switch_set_label (gimple gs
, unsigned index
, tree label
)
3653 GIMPLE_CHECK (gs
, GIMPLE_SWITCH
);
3654 gcc_gimple_checking_assert (gimple_num_ops (gs
) > index
+ 1
3655 && (label
== NULL_TREE
3656 || TREE_CODE (label
) == CASE_LABEL_EXPR
));
3657 gimple_set_op (gs
, index
+ 1, label
);
3660 /* Return the default label for a switch statement. */
3663 gimple_switch_default_label (const_gimple gs
)
3665 tree label
= gimple_switch_label (gs
, 0);
3666 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3670 /* Set the default label for a switch statement. */
3673 gimple_switch_set_default_label (gimple gs
, tree label
)
3675 gcc_checking_assert (!CASE_LOW (label
) && !CASE_HIGH (label
));
3676 gimple_switch_set_label (gs
, 0, label
);
3679 /* Return true if GS is a GIMPLE_DEBUG statement. */
3682 is_gimple_debug (const_gimple gs
)
3684 return gimple_code (gs
) == GIMPLE_DEBUG
;
3687 /* Return true if S is a GIMPLE_DEBUG BIND statement. */
3690 gimple_debug_bind_p (const_gimple s
)
3692 if (is_gimple_debug (s
))
3693 return s
->gsbase
.subcode
== GIMPLE_DEBUG_BIND
;
3698 /* Return the variable bound in a GIMPLE_DEBUG bind statement. */
3701 gimple_debug_bind_get_var (gimple dbg
)
3703 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3704 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3705 return gimple_op (dbg
, 0);
3708 /* Return the value bound to the variable in a GIMPLE_DEBUG bind
3712 gimple_debug_bind_get_value (gimple dbg
)
3714 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3715 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3716 return gimple_op (dbg
, 1);
3719 /* Return a pointer to the value bound to the variable in a
3720 GIMPLE_DEBUG bind statement. */
3722 static inline tree
*
3723 gimple_debug_bind_get_value_ptr (gimple dbg
)
3725 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3726 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3727 return gimple_op_ptr (dbg
, 1);
3730 /* Set the variable bound in a GIMPLE_DEBUG bind statement. */
3733 gimple_debug_bind_set_var (gimple dbg
, tree var
)
3735 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3736 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3737 gimple_set_op (dbg
, 0, var
);
3740 /* Set the value bound to the variable in a GIMPLE_DEBUG bind
3744 gimple_debug_bind_set_value (gimple dbg
, tree value
)
3746 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3747 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3748 gimple_set_op (dbg
, 1, value
);
3751 /* The second operand of a GIMPLE_DEBUG_BIND, when the value was
3753 #define GIMPLE_DEBUG_BIND_NOVALUE NULL_TREE /* error_mark_node */
3755 /* Remove the value bound to the variable in a GIMPLE_DEBUG bind
3759 gimple_debug_bind_reset_value (gimple dbg
)
3761 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3762 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3763 gimple_set_op (dbg
, 1, GIMPLE_DEBUG_BIND_NOVALUE
);
3766 /* Return true if the GIMPLE_DEBUG bind statement is bound to a
3770 gimple_debug_bind_has_value_p (gimple dbg
)
3772 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3773 gcc_gimple_checking_assert (gimple_debug_bind_p (dbg
));
3774 return gimple_op (dbg
, 1) != GIMPLE_DEBUG_BIND_NOVALUE
;
3777 #undef GIMPLE_DEBUG_BIND_NOVALUE
3779 /* Return true if S is a GIMPLE_DEBUG SOURCE BIND statement. */
3782 gimple_debug_source_bind_p (const_gimple s
)
3784 if (is_gimple_debug (s
))
3785 return s
->gsbase
.subcode
== GIMPLE_DEBUG_SOURCE_BIND
;
3790 /* Return the variable bound in a GIMPLE_DEBUG source bind statement. */
3793 gimple_debug_source_bind_get_var (gimple dbg
)
3795 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3796 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3797 return gimple_op (dbg
, 0);
3800 /* Return the value bound to the variable in a GIMPLE_DEBUG source bind
3804 gimple_debug_source_bind_get_value (gimple dbg
)
3806 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3807 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3808 return gimple_op (dbg
, 1);
3811 /* Return a pointer to the value bound to the variable in a
3812 GIMPLE_DEBUG source bind statement. */
3814 static inline tree
*
3815 gimple_debug_source_bind_get_value_ptr (gimple dbg
)
3817 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3818 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3819 return gimple_op_ptr (dbg
, 1);
3822 /* Set the variable bound in a GIMPLE_DEBUG source bind statement. */
3825 gimple_debug_source_bind_set_var (gimple dbg
, tree var
)
3827 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3828 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3829 gimple_set_op (dbg
, 0, var
);
3832 /* Set the value bound to the variable in a GIMPLE_DEBUG source bind
3836 gimple_debug_source_bind_set_value (gimple dbg
, tree value
)
3838 GIMPLE_CHECK (dbg
, GIMPLE_DEBUG
);
3839 gcc_gimple_checking_assert (gimple_debug_source_bind_p (dbg
));
3840 gimple_set_op (dbg
, 1, value
);
3843 /* Return a pointer to the body for the OMP statement GS. */
3845 static inline gimple_seq
*
3846 gimple_omp_body_ptr (gimple gs
)
3848 return &gs
->omp
.body
;
3851 /* Return the body for the OMP statement GS. */
3853 static inline gimple_seq
3854 gimple_omp_body (gimple gs
)
3856 return *gimple_omp_body_ptr (gs
);
3859 /* Set BODY to be the body for the OMP statement GS. */
3862 gimple_omp_set_body (gimple gs
, gimple_seq body
)
3864 gs
->omp
.body
= body
;
3868 /* Return the name associated with OMP_CRITICAL statement GS. */
3871 gimple_omp_critical_name (const_gimple gs
)
3873 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3874 return gs
->gimple_omp_critical
.name
;
3878 /* Return a pointer to the name associated with OMP critical statement GS. */
3880 static inline tree
*
3881 gimple_omp_critical_name_ptr (gimple gs
)
3883 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3884 return &gs
->gimple_omp_critical
.name
;
3888 /* Set NAME to be the name associated with OMP critical statement GS. */
3891 gimple_omp_critical_set_name (gimple gs
, tree name
)
3893 GIMPLE_CHECK (gs
, GIMPLE_OMP_CRITICAL
);
3894 gs
->gimple_omp_critical
.name
= name
;
3898 /* Return the clauses associated with OMP_FOR GS. */
3901 gimple_omp_for_clauses (const_gimple gs
)
3903 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3904 return gs
->gimple_omp_for
.clauses
;
3908 /* Return a pointer to the OMP_FOR GS. */
3910 static inline tree
*
3911 gimple_omp_for_clauses_ptr (gimple gs
)
3913 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3914 return &gs
->gimple_omp_for
.clauses
;
3918 /* Set CLAUSES to be the list of clauses associated with OMP_FOR GS. */
3921 gimple_omp_for_set_clauses (gimple gs
, tree clauses
)
3923 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3924 gs
->gimple_omp_for
.clauses
= clauses
;
3928 /* Get the collapse count of OMP_FOR GS. */
3930 static inline size_t
3931 gimple_omp_for_collapse (gimple gs
)
3933 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3934 return gs
->gimple_omp_for
.collapse
;
3938 /* Return the index variable for OMP_FOR GS. */
3941 gimple_omp_for_index (const_gimple gs
, size_t i
)
3943 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3944 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3945 return gs
->gimple_omp_for
.iter
[i
].index
;
3949 /* Return a pointer to the index variable for OMP_FOR GS. */
3951 static inline tree
*
3952 gimple_omp_for_index_ptr (gimple gs
, size_t i
)
3954 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3955 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3956 return &gs
->gimple_omp_for
.iter
[i
].index
;
3960 /* Set INDEX to be the index variable for OMP_FOR GS. */
3963 gimple_omp_for_set_index (gimple gs
, size_t i
, tree index
)
3965 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3966 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3967 gs
->gimple_omp_for
.iter
[i
].index
= index
;
3971 /* Return the initial value for OMP_FOR GS. */
3974 gimple_omp_for_initial (const_gimple gs
, size_t i
)
3976 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3977 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3978 return gs
->gimple_omp_for
.iter
[i
].initial
;
3982 /* Return a pointer to the initial value for OMP_FOR GS. */
3984 static inline tree
*
3985 gimple_omp_for_initial_ptr (gimple gs
, size_t i
)
3987 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3988 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
3989 return &gs
->gimple_omp_for
.iter
[i
].initial
;
3993 /* Set INITIAL to be the initial value for OMP_FOR GS. */
3996 gimple_omp_for_set_initial (gimple gs
, size_t i
, tree initial
)
3998 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
3999 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4000 gs
->gimple_omp_for
.iter
[i
].initial
= initial
;
4004 /* Return the final value for OMP_FOR GS. */
4007 gimple_omp_for_final (const_gimple gs
, size_t i
)
4009 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4010 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4011 return gs
->gimple_omp_for
.iter
[i
].final
;
4015 /* Return a pointer to the final value for OMP_FOR GS. */
4017 static inline tree
*
4018 gimple_omp_for_final_ptr (gimple gs
, size_t i
)
4020 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4021 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4022 return &gs
->gimple_omp_for
.iter
[i
].final
;
4026 /* Set FINAL to be the final value for OMP_FOR GS. */
4029 gimple_omp_for_set_final (gimple gs
, size_t i
, tree final
)
4031 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4032 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4033 gs
->gimple_omp_for
.iter
[i
].final
= final
;
4037 /* Return the increment value for OMP_FOR GS. */
4040 gimple_omp_for_incr (const_gimple gs
, size_t i
)
4042 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4043 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4044 return gs
->gimple_omp_for
.iter
[i
].incr
;
4048 /* Return a pointer to the increment value for OMP_FOR GS. */
4050 static inline tree
*
4051 gimple_omp_for_incr_ptr (gimple gs
, size_t i
)
4053 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4054 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4055 return &gs
->gimple_omp_for
.iter
[i
].incr
;
4059 /* Set INCR to be the increment value for OMP_FOR GS. */
4062 gimple_omp_for_set_incr (gimple gs
, size_t i
, tree incr
)
4064 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4065 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4066 gs
->gimple_omp_for
.iter
[i
].incr
= incr
;
4070 /* Return a pointer to the sequence of statements to execute before the OMP_FOR
4071 statement GS starts. */
4073 static inline gimple_seq
*
4074 gimple_omp_for_pre_body_ptr (gimple gs
)
4076 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4077 return &gs
->gimple_omp_for
.pre_body
;
4081 /* Return the sequence of statements to execute before the OMP_FOR
4082 statement GS starts. */
4084 static inline gimple_seq
4085 gimple_omp_for_pre_body (gimple gs
)
4087 return *gimple_omp_for_pre_body_ptr (gs
);
4091 /* Set PRE_BODY to be the sequence of statements to execute before the
4092 OMP_FOR statement GS starts. */
4095 gimple_omp_for_set_pre_body (gimple gs
, gimple_seq pre_body
)
4097 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4098 gs
->gimple_omp_for
.pre_body
= pre_body
;
4102 /* Return the clauses associated with OMP_PARALLEL GS. */
4105 gimple_omp_parallel_clauses (const_gimple gs
)
4107 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4108 return gs
->gimple_omp_parallel
.clauses
;
4112 /* Return a pointer to the clauses associated with OMP_PARALLEL GS. */
4114 static inline tree
*
4115 gimple_omp_parallel_clauses_ptr (gimple gs
)
4117 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4118 return &gs
->gimple_omp_parallel
.clauses
;
4122 /* Set CLAUSES to be the list of clauses associated with OMP_PARALLEL
4126 gimple_omp_parallel_set_clauses (gimple gs
, tree clauses
)
4128 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4129 gs
->gimple_omp_parallel
.clauses
= clauses
;
4133 /* Return the child function used to hold the body of OMP_PARALLEL GS. */
4136 gimple_omp_parallel_child_fn (const_gimple gs
)
4138 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4139 return gs
->gimple_omp_parallel
.child_fn
;
4142 /* Return a pointer to the child function used to hold the body of
4145 static inline tree
*
4146 gimple_omp_parallel_child_fn_ptr (gimple gs
)
4148 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4149 return &gs
->gimple_omp_parallel
.child_fn
;
4153 /* Set CHILD_FN to be the child function for OMP_PARALLEL GS. */
4156 gimple_omp_parallel_set_child_fn (gimple gs
, tree child_fn
)
4158 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4159 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4163 /* Return the artificial argument used to send variables and values
4164 from the parent to the children threads in OMP_PARALLEL GS. */
4167 gimple_omp_parallel_data_arg (const_gimple gs
)
4169 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4170 return gs
->gimple_omp_parallel
.data_arg
;
4174 /* Return a pointer to the data argument for OMP_PARALLEL GS. */
4176 static inline tree
*
4177 gimple_omp_parallel_data_arg_ptr (gimple gs
)
4179 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4180 return &gs
->gimple_omp_parallel
.data_arg
;
4184 /* Set DATA_ARG to be the data argument for OMP_PARALLEL GS. */
4187 gimple_omp_parallel_set_data_arg (gimple gs
, tree data_arg
)
4189 GIMPLE_CHECK (gs
, GIMPLE_OMP_PARALLEL
);
4190 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4194 /* Return the clauses associated with OMP_TASK GS. */
4197 gimple_omp_task_clauses (const_gimple gs
)
4199 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4200 return gs
->gimple_omp_parallel
.clauses
;
4204 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4206 static inline tree
*
4207 gimple_omp_task_clauses_ptr (gimple gs
)
4209 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4210 return &gs
->gimple_omp_parallel
.clauses
;
4214 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4218 gimple_omp_task_set_clauses (gimple gs
, tree clauses
)
4220 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4221 gs
->gimple_omp_parallel
.clauses
= clauses
;
4225 /* Return the child function used to hold the body of OMP_TASK GS. */
4228 gimple_omp_task_child_fn (const_gimple gs
)
4230 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4231 return gs
->gimple_omp_parallel
.child_fn
;
4234 /* Return a pointer to the child function used to hold the body of
4237 static inline tree
*
4238 gimple_omp_task_child_fn_ptr (gimple gs
)
4240 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4241 return &gs
->gimple_omp_parallel
.child_fn
;
4245 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4248 gimple_omp_task_set_child_fn (gimple gs
, tree child_fn
)
4250 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4251 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4255 /* Return the artificial argument used to send variables and values
4256 from the parent to the children threads in OMP_TASK GS. */
4259 gimple_omp_task_data_arg (const_gimple gs
)
4261 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4262 return gs
->gimple_omp_parallel
.data_arg
;
4266 /* Return a pointer to the data argument for OMP_TASK GS. */
4268 static inline tree
*
4269 gimple_omp_task_data_arg_ptr (gimple gs
)
4271 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4272 return &gs
->gimple_omp_parallel
.data_arg
;
4276 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4279 gimple_omp_task_set_data_arg (gimple gs
, tree data_arg
)
4281 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4282 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4286 /* Return the clauses associated with OMP_TASK GS. */
4289 gimple_omp_taskreg_clauses (const_gimple gs
)
4291 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4292 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4293 return gs
->gimple_omp_parallel
.clauses
;
4297 /* Return a pointer to the clauses associated with OMP_TASK GS. */
4299 static inline tree
*
4300 gimple_omp_taskreg_clauses_ptr (gimple gs
)
4302 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4303 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4304 return &gs
->gimple_omp_parallel
.clauses
;
4308 /* Set CLAUSES to be the list of clauses associated with OMP_TASK
4312 gimple_omp_taskreg_set_clauses (gimple gs
, tree clauses
)
4314 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4315 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4316 gs
->gimple_omp_parallel
.clauses
= clauses
;
4320 /* Return the child function used to hold the body of OMP_TASK GS. */
4323 gimple_omp_taskreg_child_fn (const_gimple gs
)
4325 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4326 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4327 return gs
->gimple_omp_parallel
.child_fn
;
4330 /* Return a pointer to the child function used to hold the body of
4333 static inline tree
*
4334 gimple_omp_taskreg_child_fn_ptr (gimple gs
)
4336 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4337 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4338 return &gs
->gimple_omp_parallel
.child_fn
;
4342 /* Set CHILD_FN to be the child function for OMP_TASK GS. */
4345 gimple_omp_taskreg_set_child_fn (gimple gs
, tree child_fn
)
4347 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4348 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4349 gs
->gimple_omp_parallel
.child_fn
= child_fn
;
4353 /* Return the artificial argument used to send variables and values
4354 from the parent to the children threads in OMP_TASK GS. */
4357 gimple_omp_taskreg_data_arg (const_gimple gs
)
4359 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4360 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4361 return gs
->gimple_omp_parallel
.data_arg
;
4365 /* Return a pointer to the data argument for OMP_TASK GS. */
4367 static inline tree
*
4368 gimple_omp_taskreg_data_arg_ptr (gimple gs
)
4370 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4371 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4372 return &gs
->gimple_omp_parallel
.data_arg
;
4376 /* Set DATA_ARG to be the data argument for OMP_TASK GS. */
4379 gimple_omp_taskreg_set_data_arg (gimple gs
, tree data_arg
)
4381 if (gimple_code (gs
) != GIMPLE_OMP_PARALLEL
)
4382 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4383 gs
->gimple_omp_parallel
.data_arg
= data_arg
;
4387 /* Return the copy function used to hold the body of OMP_TASK GS. */
4390 gimple_omp_task_copy_fn (const_gimple gs
)
4392 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4393 return gs
->gimple_omp_task
.copy_fn
;
4396 /* Return a pointer to the copy function used to hold the body of
4399 static inline tree
*
4400 gimple_omp_task_copy_fn_ptr (gimple gs
)
4402 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4403 return &gs
->gimple_omp_task
.copy_fn
;
4407 /* Set CHILD_FN to be the copy function for OMP_TASK GS. */
4410 gimple_omp_task_set_copy_fn (gimple gs
, tree copy_fn
)
4412 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4413 gs
->gimple_omp_task
.copy_fn
= copy_fn
;
4417 /* Return size of the data block in bytes in OMP_TASK GS. */
4420 gimple_omp_task_arg_size (const_gimple gs
)
4422 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4423 return gs
->gimple_omp_task
.arg_size
;
4427 /* Return a pointer to the data block size for OMP_TASK GS. */
4429 static inline tree
*
4430 gimple_omp_task_arg_size_ptr (gimple gs
)
4432 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4433 return &gs
->gimple_omp_task
.arg_size
;
4437 /* Set ARG_SIZE to be the data block size for OMP_TASK GS. */
4440 gimple_omp_task_set_arg_size (gimple gs
, tree arg_size
)
4442 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4443 gs
->gimple_omp_task
.arg_size
= arg_size
;
4447 /* Return align of the data block in bytes in OMP_TASK GS. */
4450 gimple_omp_task_arg_align (const_gimple gs
)
4452 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4453 return gs
->gimple_omp_task
.arg_align
;
4457 /* Return a pointer to the data block align for OMP_TASK GS. */
4459 static inline tree
*
4460 gimple_omp_task_arg_align_ptr (gimple gs
)
4462 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4463 return &gs
->gimple_omp_task
.arg_align
;
4467 /* Set ARG_SIZE to be the data block align for OMP_TASK GS. */
4470 gimple_omp_task_set_arg_align (gimple gs
, tree arg_align
)
4472 GIMPLE_CHECK (gs
, GIMPLE_OMP_TASK
);
4473 gs
->gimple_omp_task
.arg_align
= arg_align
;
4477 /* Return the clauses associated with OMP_SINGLE GS. */
4480 gimple_omp_single_clauses (const_gimple gs
)
4482 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4483 return gs
->gimple_omp_single
.clauses
;
4487 /* Return a pointer to the clauses associated with OMP_SINGLE GS. */
4489 static inline tree
*
4490 gimple_omp_single_clauses_ptr (gimple gs
)
4492 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4493 return &gs
->gimple_omp_single
.clauses
;
4497 /* Set CLAUSES to be the clauses associated with OMP_SINGLE GS. */
4500 gimple_omp_single_set_clauses (gimple gs
, tree clauses
)
4502 GIMPLE_CHECK (gs
, GIMPLE_OMP_SINGLE
);
4503 gs
->gimple_omp_single
.clauses
= clauses
;
4507 /* Return the clauses associated with OMP_SECTIONS GS. */
4510 gimple_omp_sections_clauses (const_gimple gs
)
4512 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4513 return gs
->gimple_omp_sections
.clauses
;
4517 /* Return a pointer to the clauses associated with OMP_SECTIONS GS. */
4519 static inline tree
*
4520 gimple_omp_sections_clauses_ptr (gimple gs
)
4522 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4523 return &gs
->gimple_omp_sections
.clauses
;
4527 /* Set CLAUSES to be the set of clauses associated with OMP_SECTIONS
4531 gimple_omp_sections_set_clauses (gimple gs
, tree clauses
)
4533 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4534 gs
->gimple_omp_sections
.clauses
= clauses
;
4538 /* Return the control variable associated with the GIMPLE_OMP_SECTIONS
4542 gimple_omp_sections_control (const_gimple gs
)
4544 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4545 return gs
->gimple_omp_sections
.control
;
4549 /* Return a pointer to the clauses associated with the GIMPLE_OMP_SECTIONS
4552 static inline tree
*
4553 gimple_omp_sections_control_ptr (gimple gs
)
4555 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4556 return &gs
->gimple_omp_sections
.control
;
4560 /* Set CONTROL to be the set of clauses associated with the
4561 GIMPLE_OMP_SECTIONS in GS. */
4564 gimple_omp_sections_set_control (gimple gs
, tree control
)
4566 GIMPLE_CHECK (gs
, GIMPLE_OMP_SECTIONS
);
4567 gs
->gimple_omp_sections
.control
= control
;
4571 /* Set COND to be the condition code for OMP_FOR GS. */
4574 gimple_omp_for_set_cond (gimple gs
, size_t i
, enum tree_code cond
)
4576 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4577 gcc_gimple_checking_assert (TREE_CODE_CLASS (cond
) == tcc_comparison
4578 && i
< gs
->gimple_omp_for
.collapse
);
4579 gs
->gimple_omp_for
.iter
[i
].cond
= cond
;
4583 /* Return the condition code associated with OMP_FOR GS. */
4585 static inline enum tree_code
4586 gimple_omp_for_cond (const_gimple gs
, size_t i
)
4588 GIMPLE_CHECK (gs
, GIMPLE_OMP_FOR
);
4589 gcc_gimple_checking_assert (i
< gs
->gimple_omp_for
.collapse
);
4590 return gs
->gimple_omp_for
.iter
[i
].cond
;
4594 /* Set the value being stored in an atomic store. */
4597 gimple_omp_atomic_store_set_val (gimple g
, tree val
)
4599 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4600 g
->gimple_omp_atomic_store
.val
= val
;
4604 /* Return the value being stored in an atomic store. */
4607 gimple_omp_atomic_store_val (const_gimple g
)
4609 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4610 return g
->gimple_omp_atomic_store
.val
;
4614 /* Return a pointer to the value being stored in an atomic store. */
4616 static inline tree
*
4617 gimple_omp_atomic_store_val_ptr (gimple g
)
4619 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_STORE
);
4620 return &g
->gimple_omp_atomic_store
.val
;
4624 /* Set the LHS of an atomic load. */
4627 gimple_omp_atomic_load_set_lhs (gimple g
, tree lhs
)
4629 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4630 g
->gimple_omp_atomic_load
.lhs
= lhs
;
4634 /* Get the LHS of an atomic load. */
4637 gimple_omp_atomic_load_lhs (const_gimple g
)
4639 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4640 return g
->gimple_omp_atomic_load
.lhs
;
4644 /* Return a pointer to the LHS of an atomic load. */
4646 static inline tree
*
4647 gimple_omp_atomic_load_lhs_ptr (gimple g
)
4649 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4650 return &g
->gimple_omp_atomic_load
.lhs
;
4654 /* Set the RHS of an atomic load. */
4657 gimple_omp_atomic_load_set_rhs (gimple g
, tree rhs
)
4659 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4660 g
->gimple_omp_atomic_load
.rhs
= rhs
;
4664 /* Get the RHS of an atomic load. */
4667 gimple_omp_atomic_load_rhs (const_gimple g
)
4669 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4670 return g
->gimple_omp_atomic_load
.rhs
;
4674 /* Return a pointer to the RHS of an atomic load. */
4676 static inline tree
*
4677 gimple_omp_atomic_load_rhs_ptr (gimple g
)
4679 GIMPLE_CHECK (g
, GIMPLE_OMP_ATOMIC_LOAD
);
4680 return &g
->gimple_omp_atomic_load
.rhs
;
4684 /* Get the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4687 gimple_omp_continue_control_def (const_gimple g
)
4689 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4690 return g
->gimple_omp_continue
.control_def
;
4693 /* The same as above, but return the address. */
4695 static inline tree
*
4696 gimple_omp_continue_control_def_ptr (gimple g
)
4698 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4699 return &g
->gimple_omp_continue
.control_def
;
4702 /* Set the definition of the control variable in a GIMPLE_OMP_CONTINUE. */
4705 gimple_omp_continue_set_control_def (gimple g
, tree def
)
4707 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4708 g
->gimple_omp_continue
.control_def
= def
;
4712 /* Get the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4715 gimple_omp_continue_control_use (const_gimple g
)
4717 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4718 return g
->gimple_omp_continue
.control_use
;
4722 /* The same as above, but return the address. */
4724 static inline tree
*
4725 gimple_omp_continue_control_use_ptr (gimple g
)
4727 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4728 return &g
->gimple_omp_continue
.control_use
;
4732 /* Set the use of the control variable in a GIMPLE_OMP_CONTINUE. */
4735 gimple_omp_continue_set_control_use (gimple g
, tree use
)
4737 GIMPLE_CHECK (g
, GIMPLE_OMP_CONTINUE
);
4738 g
->gimple_omp_continue
.control_use
= use
;
4741 /* Return a pointer to the body for the GIMPLE_TRANSACTION statement GS. */
4743 static inline gimple_seq
*
4744 gimple_transaction_body_ptr (gimple gs
)
4746 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4747 return &gs
->gimple_transaction
.body
;
4750 /* Return the body for the GIMPLE_TRANSACTION statement GS. */
4752 static inline gimple_seq
4753 gimple_transaction_body (gimple gs
)
4755 return *gimple_transaction_body_ptr (gs
);
4758 /* Return the label associated with a GIMPLE_TRANSACTION. */
4761 gimple_transaction_label (const_gimple gs
)
4763 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4764 return gs
->gimple_transaction
.label
;
4767 static inline tree
*
4768 gimple_transaction_label_ptr (gimple gs
)
4770 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4771 return &gs
->gimple_transaction
.label
;
4774 /* Return the subcode associated with a GIMPLE_TRANSACTION. */
4776 static inline unsigned int
4777 gimple_transaction_subcode (const_gimple gs
)
4779 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4780 return gs
->gsbase
.subcode
;
4783 /* Set BODY to be the body for the GIMPLE_TRANSACTION statement GS. */
4786 gimple_transaction_set_body (gimple gs
, gimple_seq body
)
4788 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4789 gs
->gimple_transaction
.body
= body
;
4792 /* Set the label associated with a GIMPLE_TRANSACTION. */
4795 gimple_transaction_set_label (gimple gs
, tree label
)
4797 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4798 gs
->gimple_transaction
.label
= label
;
4801 /* Set the subcode associated with a GIMPLE_TRANSACTION. */
4804 gimple_transaction_set_subcode (gimple gs
, unsigned int subcode
)
4806 GIMPLE_CHECK (gs
, GIMPLE_TRANSACTION
);
4807 gs
->gsbase
.subcode
= subcode
;
4811 /* Return a pointer to the return value for GIMPLE_RETURN GS. */
4813 static inline tree
*
4814 gimple_return_retval_ptr (const_gimple gs
)
4816 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4817 return gimple_op_ptr (gs
, 0);
4820 /* Return the return value for GIMPLE_RETURN GS. */
4823 gimple_return_retval (const_gimple gs
)
4825 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4826 return gimple_op (gs
, 0);
4830 /* Set RETVAL to be the return value for GIMPLE_RETURN GS. */
4833 gimple_return_set_retval (gimple gs
, tree retval
)
4835 GIMPLE_CHECK (gs
, GIMPLE_RETURN
);
4836 gimple_set_op (gs
, 0, retval
);
4840 /* Returns true when the gimple statement STMT is any of the OpenMP types. */
4842 #define CASE_GIMPLE_OMP \
4843 case GIMPLE_OMP_PARALLEL: \
4844 case GIMPLE_OMP_TASK: \
4845 case GIMPLE_OMP_FOR: \
4846 case GIMPLE_OMP_SECTIONS: \
4847 case GIMPLE_OMP_SECTIONS_SWITCH: \
4848 case GIMPLE_OMP_SINGLE: \
4849 case GIMPLE_OMP_SECTION: \
4850 case GIMPLE_OMP_MASTER: \
4851 case GIMPLE_OMP_ORDERED: \
4852 case GIMPLE_OMP_CRITICAL: \
4853 case GIMPLE_OMP_RETURN: \
4854 case GIMPLE_OMP_ATOMIC_LOAD: \
4855 case GIMPLE_OMP_ATOMIC_STORE: \
4856 case GIMPLE_OMP_CONTINUE
4859 is_gimple_omp (const_gimple stmt
)
4861 switch (gimple_code (stmt
))
4871 /* Returns TRUE if statement G is a GIMPLE_NOP. */
4874 gimple_nop_p (const_gimple g
)
4876 return gimple_code (g
) == GIMPLE_NOP
;
4880 /* Return true if GS is a GIMPLE_RESX. */
4883 is_gimple_resx (const_gimple gs
)
4885 return gimple_code (gs
) == GIMPLE_RESX
;
4888 /* Return the predictor of GIMPLE_PREDICT statement GS. */
4890 static inline enum br_predictor
4891 gimple_predict_predictor (gimple gs
)
4893 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4894 return (enum br_predictor
) (gs
->gsbase
.subcode
& ~GF_PREDICT_TAKEN
);
4898 /* Set the predictor of GIMPLE_PREDICT statement GS to PREDICT. */
4901 gimple_predict_set_predictor (gimple gs
, enum br_predictor predictor
)
4903 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4904 gs
->gsbase
.subcode
= (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
)
4905 | (unsigned) predictor
;
4909 /* Return the outcome of GIMPLE_PREDICT statement GS. */
4911 static inline enum prediction
4912 gimple_predict_outcome (gimple gs
)
4914 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4915 return (gs
->gsbase
.subcode
& GF_PREDICT_TAKEN
) ? TAKEN
: NOT_TAKEN
;
4919 /* Set the outcome of GIMPLE_PREDICT statement GS to OUTCOME. */
4922 gimple_predict_set_outcome (gimple gs
, enum prediction outcome
)
4924 GIMPLE_CHECK (gs
, GIMPLE_PREDICT
);
4925 if (outcome
== TAKEN
)
4926 gs
->gsbase
.subcode
|= GF_PREDICT_TAKEN
;
4928 gs
->gsbase
.subcode
&= ~GF_PREDICT_TAKEN
;
4932 /* Return the type of the main expression computed by STMT. Return
4933 void_type_node if the statement computes nothing. */
4936 gimple_expr_type (const_gimple stmt
)
4938 enum gimple_code code
= gimple_code (stmt
);
4940 if (code
== GIMPLE_ASSIGN
|| code
== GIMPLE_CALL
)
4943 /* In general we want to pass out a type that can be substituted
4944 for both the RHS and the LHS types if there is a possibly
4945 useless conversion involved. That means returning the
4946 original RHS type as far as we can reconstruct it. */
4947 if (code
== GIMPLE_CALL
)
4948 type
= gimple_call_return_type (stmt
);
4950 switch (gimple_assign_rhs_code (stmt
))
4952 case POINTER_PLUS_EXPR
:
4953 type
= TREE_TYPE (gimple_assign_rhs1 (stmt
));
4957 /* As fallback use the type of the LHS. */
4958 type
= TREE_TYPE (gimple_get_lhs (stmt
));
4963 else if (code
== GIMPLE_COND
)
4964 return boolean_type_node
;
4966 return void_type_node
;
4969 /* Return true if TYPE is a suitable type for a scalar register variable. */
4972 is_gimple_reg_type (tree type
)
4974 return !AGGREGATE_TYPE_P (type
);
4977 /* Return a new iterator pointing to GIMPLE_SEQ's first statement. */
4979 static inline gimple_stmt_iterator
4980 gsi_start_1 (gimple_seq
*seq
)
4982 gimple_stmt_iterator i
;
4984 i
.ptr
= gimple_seq_first (*seq
);
4986 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
4991 #define gsi_start(x) gsi_start_1(&(x))
4993 static inline gimple_stmt_iterator
4996 gimple_stmt_iterator i
;
5003 /* Return a new iterator pointing to the first statement in basic block BB. */
5005 static inline gimple_stmt_iterator
5006 gsi_start_bb (basic_block bb
)
5008 gimple_stmt_iterator i
;
5011 seq
= bb_seq_addr (bb
);
5012 i
.ptr
= gimple_seq_first (*seq
);
5020 /* Return a new iterator initially pointing to GIMPLE_SEQ's last statement. */
5022 static inline gimple_stmt_iterator
5023 gsi_last_1 (gimple_seq
*seq
)
5025 gimple_stmt_iterator i
;
5027 i
.ptr
= gimple_seq_last (*seq
);
5029 i
.bb
= i
.ptr
? gimple_bb (i
.ptr
) : NULL
;
5034 #define gsi_last(x) gsi_last_1(&(x))
5036 /* Return a new iterator pointing to the last statement in basic block BB. */
5038 static inline gimple_stmt_iterator
5039 gsi_last_bb (basic_block bb
)
5041 gimple_stmt_iterator i
;
5044 seq
= bb_seq_addr (bb
);
5045 i
.ptr
= gimple_seq_last (*seq
);
5053 /* Return true if I is at the end of its sequence. */
5056 gsi_end_p (gimple_stmt_iterator i
)
5058 return i
.ptr
== NULL
;
5062 /* Return true if I is one statement before the end of its sequence. */
5065 gsi_one_before_end_p (gimple_stmt_iterator i
)
5067 return i
.ptr
!= NULL
&& i
.ptr
->gsbase
.next
== NULL
;
5071 /* Advance the iterator to the next gimple statement. */
5074 gsi_next (gimple_stmt_iterator
*i
)
5076 i
->ptr
= i
->ptr
->gsbase
.next
;
5079 /* Advance the iterator to the previous gimple statement. */
5082 gsi_prev (gimple_stmt_iterator
*i
)
5084 gimple prev
= i
->ptr
->gsbase
.prev
;
5085 if (prev
->gsbase
.next
)
5091 /* Return the current stmt. */
5093 static inline gimple
5094 gsi_stmt (gimple_stmt_iterator i
)
5099 /* Return a block statement iterator that points to the first non-label
5100 statement in block BB. */
5102 static inline gimple_stmt_iterator
5103 gsi_after_labels (basic_block bb
)
5105 gimple_stmt_iterator gsi
= gsi_start_bb (bb
);
5107 while (!gsi_end_p (gsi
) && gimple_code (gsi_stmt (gsi
)) == GIMPLE_LABEL
)
5113 /* Advance the iterator to the next non-debug gimple statement. */
5116 gsi_next_nondebug (gimple_stmt_iterator
*i
)
5122 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5125 /* Advance the iterator to the next non-debug gimple statement. */
5128 gsi_prev_nondebug (gimple_stmt_iterator
*i
)
5134 while (!gsi_end_p (*i
) && is_gimple_debug (gsi_stmt (*i
)));
5137 /* Return a new iterator pointing to the first non-debug statement in
5140 static inline gimple_stmt_iterator
5141 gsi_start_nondebug_bb (basic_block bb
)
5143 gimple_stmt_iterator i
= gsi_start_bb (bb
);
5145 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5146 gsi_next_nondebug (&i
);
5151 /* Return a new iterator pointing to the last non-debug statement in
5154 static inline gimple_stmt_iterator
5155 gsi_last_nondebug_bb (basic_block bb
)
5157 gimple_stmt_iterator i
= gsi_last_bb (bb
);
5159 if (!gsi_end_p (i
) && is_gimple_debug (gsi_stmt (i
)))
5160 gsi_prev_nondebug (&i
);
5166 /* Return the basic block associated with this iterator. */
5168 static inline basic_block
5169 gsi_bb (gimple_stmt_iterator i
)
5175 /* Return the sequence associated with this iterator. */
5177 static inline gimple_seq
5178 gsi_seq (gimple_stmt_iterator i
)
5184 enum gsi_iterator_update
5186 GSI_NEW_STMT
, /* Only valid when single statement is added, move
5188 GSI_SAME_STMT
, /* Leave the iterator at the same statement. */
5189 GSI_CONTINUE_LINKING
/* Move iterator to whatever position is suitable
5190 for linking other statements in the same
5194 /* In gimple-iterator.c */
5195 gimple_stmt_iterator
gsi_start_phis (basic_block
);
5196 gimple_seq
gsi_split_seq_after (gimple_stmt_iterator
);
5197 void gsi_split_seq_before (gimple_stmt_iterator
*, gimple_seq
*);
5198 void gsi_set_stmt (gimple_stmt_iterator
*, gimple
);
5199 void gsi_replace (gimple_stmt_iterator
*, gimple
, bool);
5200 void gsi_replace_with_seq (gimple_stmt_iterator
*, gimple_seq
, bool);
5201 void gsi_insert_before (gimple_stmt_iterator
*, gimple
,
5202 enum gsi_iterator_update
);
5203 void gsi_insert_before_without_update (gimple_stmt_iterator
*, gimple
,
5204 enum gsi_iterator_update
);
5205 void gsi_insert_seq_before (gimple_stmt_iterator
*, gimple_seq
,
5206 enum gsi_iterator_update
);
5207 void gsi_insert_seq_before_without_update (gimple_stmt_iterator
*, gimple_seq
,
5208 enum gsi_iterator_update
);
5209 void gsi_insert_after (gimple_stmt_iterator
*, gimple
,
5210 enum gsi_iterator_update
);
5211 void gsi_insert_after_without_update (gimple_stmt_iterator
*, gimple
,
5212 enum gsi_iterator_update
);
5213 void gsi_insert_seq_after (gimple_stmt_iterator
*, gimple_seq
,
5214 enum gsi_iterator_update
);
5215 void gsi_insert_seq_after_without_update (gimple_stmt_iterator
*, gimple_seq
,
5216 enum gsi_iterator_update
);
5217 bool gsi_remove (gimple_stmt_iterator
*, bool);
5218 gimple_stmt_iterator
gsi_for_stmt (gimple
);
5219 void gsi_move_after (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5220 void gsi_move_before (gimple_stmt_iterator
*, gimple_stmt_iterator
*);
5221 void gsi_move_to_bb_end (gimple_stmt_iterator
*, basic_block
);
5222 void gsi_insert_on_edge (edge
, gimple
);
5223 void gsi_insert_seq_on_edge (edge
, gimple_seq
);
5224 basic_block
gsi_insert_on_edge_immediate (edge
, gimple
);
5225 basic_block
gsi_insert_seq_on_edge_immediate (edge
, gimple_seq
);
5226 void gsi_commit_one_edge_insert (edge
, basic_block
*);
5227 void gsi_commit_edge_inserts (void);
5228 gimple
gimple_call_copy_skip_args (gimple
, bitmap
);
5231 /* Convenience routines to walk all statements of a gimple function.
5232 Note that this is useful exclusively before the code is converted
5233 into SSA form. Once the program is in SSA form, the standard
5234 operand interface should be used to analyze/modify statements. */
5235 struct walk_stmt_info
5237 /* Points to the current statement being walked. */
5238 gimple_stmt_iterator gsi
;
5240 /* Additional data that the callback functions may want to carry
5241 through the recursion. */
5244 /* Pointer map used to mark visited tree nodes when calling
5245 walk_tree on each operand. If set to NULL, duplicate tree nodes
5246 will be visited more than once. */
5247 struct pointer_set_t
*pset
;
5249 /* Operand returned by the callbacks. This is set when calling
5250 walk_gimple_seq. If the walk_stmt_fn or walk_tree_fn callback
5251 returns non-NULL, this field will contain the tree returned by
5252 the last callback. */
5253 tree callback_result
;
5255 /* Indicates whether the operand being examined may be replaced
5256 with something that matches is_gimple_val (if true) or something
5257 slightly more complicated (if false). "Something" technically
5258 means the common subset of is_gimple_lvalue and is_gimple_rhs,
5259 but we never try to form anything more complicated than that, so
5260 we don't bother checking.
5262 Also note that CALLBACK should update this flag while walking the
5263 sub-expressions of a statement. For instance, when walking the
5264 statement 'foo (&var)', the flag VAL_ONLY will initially be set
5265 to true, however, when walking &var, the operand of that
5266 ADDR_EXPR does not need to be a GIMPLE value. */
5267 BOOL_BITFIELD val_only
: 1;
5269 /* True if we are currently walking the LHS of an assignment. */
5270 BOOL_BITFIELD is_lhs
: 1;
5272 /* Optional. Set to true by the callback functions if they made any
5274 BOOL_BITFIELD changed
: 1;
5276 /* True if we're interested in location information. */
5277 BOOL_BITFIELD want_locations
: 1;
5279 /* True if we've removed the statement that was processed. */
5280 BOOL_BITFIELD removed_stmt
: 1;
5283 /* Callback for walk_gimple_stmt. Called for every statement found
5284 during traversal. The first argument points to the statement to
5285 walk. The second argument is a flag that the callback sets to
5286 'true' if it the callback handled all the operands and
5287 sub-statements of the statement (the default value of this flag is
5288 'false'). The third argument is an anonymous pointer to data
5289 to be used by the callback. */
5290 typedef tree (*walk_stmt_fn
) (gimple_stmt_iterator
*, bool *,
5291 struct walk_stmt_info
*);
5293 gimple
walk_gimple_seq (gimple_seq
, walk_stmt_fn
, walk_tree_fn
,
5294 struct walk_stmt_info
*);
5295 gimple
walk_gimple_seq_mod (gimple_seq
*, walk_stmt_fn
, walk_tree_fn
,
5296 struct walk_stmt_info
*);
5297 tree
walk_gimple_stmt (gimple_stmt_iterator
*, walk_stmt_fn
, walk_tree_fn
,
5298 struct walk_stmt_info
*);
5299 tree
walk_gimple_op (gimple
, walk_tree_fn
, struct walk_stmt_info
*);
5301 /* Enum and arrays used for allocation stats. Keep in sync with
5302 gimple.c:gimple_alloc_kind_names. */
5303 enum gimple_alloc_kind
5305 gimple_alloc_kind_assign
, /* Assignments. */
5306 gimple_alloc_kind_phi
, /* PHI nodes. */
5307 gimple_alloc_kind_cond
, /* Conditionals. */
5308 gimple_alloc_kind_rest
, /* Everything else. */
5309 gimple_alloc_kind_all
5312 extern int gimple_alloc_counts
[];
5313 extern int gimple_alloc_sizes
[];
5315 /* Return the allocation kind for a given stmt CODE. */
5316 static inline enum gimple_alloc_kind
5317 gimple_alloc_kind (enum gimple_code code
)
5322 return gimple_alloc_kind_assign
;
5324 return gimple_alloc_kind_phi
;
5326 return gimple_alloc_kind_cond
;
5328 return gimple_alloc_kind_rest
;
5332 extern void dump_gimple_statistics (void);
5334 /* In gimple-fold.c. */
5335 void gimplify_and_update_call_from_tree (gimple_stmt_iterator
*, tree
);
5336 tree
gimple_fold_builtin (gimple
);
5337 bool fold_stmt (gimple_stmt_iterator
*);
5338 bool fold_stmt_inplace (gimple_stmt_iterator
*);
5339 tree
get_symbol_constant_value (tree
);
5340 tree
canonicalize_constructor_val (tree
, tree
);
5341 extern tree
maybe_fold_and_comparisons (enum tree_code
, tree
, tree
,
5342 enum tree_code
, tree
, tree
);
5343 extern tree
maybe_fold_or_comparisons (enum tree_code
, tree
, tree
,
5344 enum tree_code
, tree
, tree
);
5346 bool gimple_val_nonnegative_real_p (tree
);
5349 /* Set the location of all statements in SEQ to LOC. */
5352 gimple_seq_set_location (gimple_seq seq
, location_t loc
)
5354 for (gimple_stmt_iterator i
= gsi_start (seq
); !gsi_end_p (i
); gsi_next (&i
))
5355 gimple_set_location (gsi_stmt (i
), loc
);
5358 #endif /* GCC_GIMPLE_H */