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/* Gimple IR definitions.
Copyright (C) 2007-2014 Free Software Foundation, Inc.
Contributed by Aldy Hernandez <aldyh@redhat.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_GIMPLE_H
#define GCC_GIMPLE_H
typedef gimple gimple_seq_node;
/* For each block, the PHI nodes that need to be rewritten are stored into
these vectors. */
typedef vec<gimple> gimple_vec;
enum gimple_code {
#define DEFGSCODE(SYM, STRING, STRUCT) SYM,
#include "gimple.def"
#undef DEFGSCODE
LAST_AND_UNUSED_GIMPLE_CODE
};
extern const char *const gimple_code_name[];
extern const unsigned char gimple_rhs_class_table[];
/* Error out if a gimple tuple is addressed incorrectly. */
#if defined ENABLE_GIMPLE_CHECKING
#define gcc_gimple_checking_assert(EXPR) gcc_assert (EXPR)
extern void gimple_check_failed (const_gimple, const char *, int, \
const char *, enum gimple_code, \
enum tree_code) ATTRIBUTE_NORETURN;
#define GIMPLE_CHECK(GS, CODE) \
do { \
const_gimple __gs = (GS); \
if (gimple_code (__gs) != (CODE)) \
gimple_check_failed (__gs, __FILE__, __LINE__, __FUNCTION__, \
(CODE), ERROR_MARK); \
} while (0)
#else /* not ENABLE_GIMPLE_CHECKING */
#define gcc_gimple_checking_assert(EXPR) ((void)(0 && (EXPR)))
#define GIMPLE_CHECK(GS, CODE) (void)0
#endif
/* Class of GIMPLE expressions suitable for the RHS of assignments. See
get_gimple_rhs_class. */
enum gimple_rhs_class
{
GIMPLE_INVALID_RHS, /* The expression cannot be used on the RHS. */
GIMPLE_TERNARY_RHS, /* The expression is a ternary operation. */
GIMPLE_BINARY_RHS, /* The expression is a binary operation. */
GIMPLE_UNARY_RHS, /* The expression is a unary operation. */
GIMPLE_SINGLE_RHS /* The expression is a single object (an SSA
name, a _DECL, a _REF, etc. */
};
/* Specific flags for individual GIMPLE statements. These flags are
always stored in gimple_statement_base.subcode and they may only be
defined for statement codes that do not use subcodes.
Values for the masks can overlap as long as the overlapping values
are never used in the same statement class.
The maximum mask value that can be defined is 1 << 15 (i.e., each
statement code can hold up to 16 bitflags).
Keep this list sorted. */
enum gf_mask {
GF_ASM_INPUT = 1 << 0,
GF_ASM_VOLATILE = 1 << 1,
GF_CALL_FROM_THUNK = 1 << 0,
GF_CALL_RETURN_SLOT_OPT = 1 << 1,
GF_CALL_TAILCALL = 1 << 2,
GF_CALL_VA_ARG_PACK = 1 << 3,
GF_CALL_NOTHROW = 1 << 4,
GF_CALL_ALLOCA_FOR_VAR = 1 << 5,
GF_CALL_INTERNAL = 1 << 6,
GF_OMP_PARALLEL_COMBINED = 1 << 0,
GF_OMP_FOR_KIND_MASK = 3 << 0,
GF_OMP_FOR_KIND_FOR = 0 << 0,
GF_OMP_FOR_KIND_DISTRIBUTE = 1 << 0,
GF_OMP_FOR_KIND_SIMD = 2 << 0,
GF_OMP_FOR_KIND_CILKSIMD = 3 << 0,
GF_OMP_FOR_COMBINED = 1 << 2,
GF_OMP_FOR_COMBINED_INTO = 1 << 3,
GF_OMP_TARGET_KIND_MASK = 3 << 0,
GF_OMP_TARGET_KIND_REGION = 0 << 0,
GF_OMP_TARGET_KIND_DATA = 1 << 0,
GF_OMP_TARGET_KIND_UPDATE = 2 << 0,
/* True on an GIMPLE_OMP_RETURN statement if the return does not require
a thread synchronization via some sort of barrier. The exact barrier
that would otherwise be emitted is dependent on the OMP statement with
which this return is associated. */
GF_OMP_RETURN_NOWAIT = 1 << 0,
GF_OMP_SECTION_LAST = 1 << 0,
GF_OMP_ATOMIC_NEED_VALUE = 1 << 0,
GF_OMP_ATOMIC_SEQ_CST = 1 << 1,
GF_PREDICT_TAKEN = 1 << 15
};
/* Currently, there are only two types of gimple debug stmt. Others are
envisioned, for example, to enable the generation of is_stmt notes
in line number information, to mark sequence points, etc. This
subcode is to be used to tell them apart. */
enum gimple_debug_subcode {
GIMPLE_DEBUG_BIND = 0,
GIMPLE_DEBUG_SOURCE_BIND = 1
};
/* Masks for selecting a pass local flag (PLF) to work on. These
masks are used by gimple_set_plf and gimple_plf. */
enum plf_mask {
GF_PLF_1 = 1 << 0,
GF_PLF_2 = 1 << 1
};
/* Data structure definitions for GIMPLE tuples. NOTE: word markers
are for 64 bit hosts. */
struct GTY((desc ("gimple_statement_structure (&%h)"), tag ("GSS_BASE"),
chain_next ("%h.next"), variable_size))
gimple_statement_base
{
/* [ WORD 1 ]
Main identifying code for a tuple. */
ENUM_BITFIELD(gimple_code) code : 8;
/* Nonzero if a warning should not be emitted on this tuple. */
unsigned int no_warning : 1;
/* Nonzero if this tuple has been visited. Passes are responsible
for clearing this bit before using it. */
unsigned int visited : 1;
/* Nonzero if this tuple represents a non-temporal move. */
unsigned int nontemporal_move : 1;
/* Pass local flags. These flags are free for any pass to use as
they see fit. Passes should not assume that these flags contain
any useful value when the pass starts. Any initial state that
the pass requires should be set on entry to the pass. See
gimple_set_plf and gimple_plf for usage. */
unsigned int plf : 2;
/* Nonzero if this statement has been modified and needs to have its
operands rescanned. */
unsigned modified : 1;
/* Nonzero if this statement contains volatile operands. */
unsigned has_volatile_ops : 1;
/* Padding to get subcode to 16 bit alignment. */
unsigned pad : 1;
/* The SUBCODE field can be used for tuple-specific flags for tuples
that do not require subcodes. Note that SUBCODE should be at
least as wide as tree codes, as several tuples store tree codes
in there. */
unsigned int subcode : 16;
/* UID of this statement. This is used by passes that want to
assign IDs to statements. It must be assigned and used by each
pass. By default it should be assumed to contain garbage. */
unsigned uid;
/* [ WORD 2 ]
Locus information for debug info. */
location_t location;
/* Number of operands in this tuple. */
unsigned num_ops;
/* [ WORD 3 ]
Basic block holding this statement. */
basic_block bb;
/* [ WORD 4-5 ]
Linked lists of gimple statements. The next pointers form
a NULL terminated list, the prev pointers are a cyclic list.
A gimple statement is hence also a double-ended list of
statements, with the pointer itself being the first element,
and the prev pointer being the last. */
gimple next;
gimple GTY((skip)) prev;
};
/* Base structure for tuples with operands. */
/* This gimple subclass has no tag value. */
struct GTY(())
gimple_statement_with_ops_base : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ]
SSA operand vectors. NOTE: It should be possible to
amalgamate these vectors with the operand vector OP. However,
the SSA operand vectors are organized differently and contain
more information (like immediate use chaining). */
struct use_optype_d GTY((skip (""))) *use_ops;
};
/* Statements that take register operands. */
struct GTY((tag("GSS_WITH_OPS")))
gimple_statement_with_ops : public gimple_statement_with_ops_base
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8 ]
Operand vector. NOTE! This must always be the last field
of this structure. In particular, this means that this
structure cannot be embedded inside another one. */
tree GTY((length ("%h.num_ops"))) op[1];
};
/* Base for statements that take both memory and register operands. */
struct GTY((tag("GSS_WITH_MEM_OPS_BASE")))
gimple_statement_with_memory_ops_base : public gimple_statement_with_ops_base
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8-9 ]
Virtual operands for this statement. The GC will pick them
up via the ssa_names array. */
tree GTY((skip (""))) vdef;
tree GTY((skip (""))) vuse;
};
/* Statements that take both memory and register operands. */
struct GTY((tag("GSS_WITH_MEM_OPS")))
gimple_statement_with_memory_ops :
public gimple_statement_with_memory_ops_base
{
/* [ WORD 1-9 ] : base class */
/* [ WORD 10 ]
Operand vector. NOTE! This must always be the last field
of this structure. In particular, this means that this
structure cannot be embedded inside another one. */
tree GTY((length ("%h.num_ops"))) op[1];
};
/* Call statements that take both memory and register operands. */
struct GTY((tag("GSS_CALL")))
gimple_statement_call : public gimple_statement_with_memory_ops_base
{
/* [ WORD 1-9 ] : base class */
/* [ WORD 10-13 ] */
struct pt_solution call_used;
struct pt_solution call_clobbered;
/* [ WORD 14 ] */
union GTY ((desc ("%1.subcode & GF_CALL_INTERNAL"))) {
tree GTY ((tag ("0"))) fntype;
enum internal_fn GTY ((tag ("GF_CALL_INTERNAL"))) internal_fn;
} u;
/* [ WORD 15 ]
Operand vector. NOTE! This must always be the last field
of this structure. In particular, this means that this
structure cannot be embedded inside another one. */
tree GTY((length ("%h.num_ops"))) op[1];
};
/* OpenMP statements (#pragma omp). */
struct GTY((tag("GSS_OMP")))
gimple_statement_omp : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] */
gimple_seq body;
};
/* GIMPLE_BIND */
struct GTY((tag("GSS_BIND")))
gimple_statement_bind : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ]
Variables declared in this scope. */
tree vars;
/* [ WORD 8 ]
This is different than the BLOCK field in gimple_statement_base,
which is analogous to TREE_BLOCK (i.e., the lexical block holding
this statement). This field is the equivalent of BIND_EXPR_BLOCK
in tree land (i.e., the lexical scope defined by this bind). See
gimple-low.c. */
tree block;
/* [ WORD 9 ] */
gimple_seq body;
};
/* GIMPLE_CATCH */
struct GTY((tag("GSS_CATCH")))
gimple_statement_catch : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] */
tree types;
/* [ WORD 8 ] */
gimple_seq handler;
};
/* GIMPLE_EH_FILTER */
struct GTY((tag("GSS_EH_FILTER")))
gimple_statement_eh_filter : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ]
Filter types. */
tree types;
/* [ WORD 8 ]
Failure actions. */
gimple_seq failure;
};
/* GIMPLE_EH_ELSE */
struct GTY((tag("GSS_EH_ELSE")))
gimple_statement_eh_else : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7,8 ] */
gimple_seq n_body, e_body;
};
/* GIMPLE_EH_MUST_NOT_THROW */
struct GTY((tag("GSS_EH_MNT")))
gimple_statement_eh_mnt : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] Abort function decl. */
tree fndecl;
};
/* GIMPLE_PHI */
struct GTY((tag("GSS_PHI")))
gimple_statement_phi : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] */
unsigned capacity;
unsigned nargs;
/* [ WORD 8 ] */
tree result;
/* [ WORD 9 ] */
struct phi_arg_d GTY ((length ("%h.nargs"))) args[1];
};
/* GIMPLE_RESX, GIMPLE_EH_DISPATCH */
struct GTY((tag("GSS_EH_CTRL")))
gimple_statement_eh_ctrl : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ]
Exception region number. */
int region;
};
struct GTY((tag("GSS_EH_CTRL")))
gimple_statement_resx : public gimple_statement_eh_ctrl
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_RESX. */
};
struct GTY((tag("GSS_EH_CTRL")))
gimple_statement_eh_dispatch : public gimple_statement_eh_ctrl
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_EH_DISPATH. */
};
/* GIMPLE_TRY */
struct GTY((tag("GSS_TRY")))
gimple_statement_try : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ]
Expression to evaluate. */
gimple_seq eval;
/* [ WORD 8 ]
Cleanup expression. */
gimple_seq cleanup;
};
/* Kind of GIMPLE_TRY statements. */
enum gimple_try_flags
{
/* A try/catch. */
GIMPLE_TRY_CATCH = 1 << 0,
/* A try/finally. */
GIMPLE_TRY_FINALLY = 1 << 1,
GIMPLE_TRY_KIND = GIMPLE_TRY_CATCH | GIMPLE_TRY_FINALLY,
/* Analogous to TRY_CATCH_IS_CLEANUP. */
GIMPLE_TRY_CATCH_IS_CLEANUP = 1 << 2
};
/* GIMPLE_WITH_CLEANUP_EXPR */
struct GTY((tag("GSS_WCE")))
gimple_statement_wce : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* Subcode: CLEANUP_EH_ONLY. True if the cleanup should only be
executed if an exception is thrown, not on normal exit of its
scope. This flag is analogous to the CLEANUP_EH_ONLY flag
in TARGET_EXPRs. */
/* [ WORD 7 ]
Cleanup expression. */
gimple_seq cleanup;
};
/* GIMPLE_ASM */
struct GTY((tag("GSS_ASM")))
gimple_statement_asm : public gimple_statement_with_memory_ops_base
{
/* [ WORD 1-9 ] : base class */
/* [ WORD 10 ]
__asm__ statement. */
const char *string;
/* [ WORD 11 ]
Number of inputs, outputs, clobbers, labels. */
unsigned char ni;
unsigned char no;
unsigned char nc;
unsigned char nl;
/* [ WORD 12 ]
Operand vector. NOTE! This must always be the last field
of this structure. In particular, this means that this
structure cannot be embedded inside another one. */
tree GTY((length ("%h.num_ops"))) op[1];
};
/* GIMPLE_OMP_CRITICAL */
struct GTY((tag("GSS_OMP_CRITICAL")))
gimple_statement_omp_critical : public gimple_statement_omp
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8 ]
Critical section name. */
tree name;
};
struct GTY(()) gimple_omp_for_iter {
/* Condition code. */
enum tree_code cond;
/* Index variable. */
tree index;
/* Initial value. */
tree initial;
/* Final value. */
tree final;
/* Increment. */
tree incr;
};
/* GIMPLE_OMP_FOR */
struct GTY((tag("GSS_OMP_FOR")))
gimple_statement_omp_for : public gimple_statement_omp
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8 ] */
tree clauses;
/* [ WORD 9 ]
Number of elements in iter array. */
size_t collapse;
/* [ WORD 10 ] */
struct gimple_omp_for_iter * GTY((length ("%h.collapse"))) iter;
/* [ WORD 11 ]
Pre-body evaluated before the loop body begins. */
gimple_seq pre_body;
};
/* GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TARGET */
struct GTY((tag("GSS_OMP_PARALLEL_LAYOUT")))
gimple_statement_omp_parallel_layout : public gimple_statement_omp
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8 ]
Clauses. */
tree clauses;
/* [ WORD 9 ]
Child function holding the body of the parallel region. */
tree child_fn;
/* [ WORD 10 ]
Shared data argument. */
tree data_arg;
};
/* GIMPLE_OMP_PARALLEL or GIMPLE_TASK */
struct GTY((tag("GSS_OMP_PARALLEL_LAYOUT")))
gimple_statement_omp_taskreg : public gimple_statement_omp_parallel_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_PARALLEL
|| stmt->code == GIMPLE_OMP_TASK. */
};
/* GIMPLE_OMP_PARALLEL */
struct GTY((tag("GSS_OMP_PARALLEL_LAYOUT")))
gimple_statement_omp_parallel : public gimple_statement_omp_taskreg
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_PARALLEL. */
};
struct GTY((tag("GSS_OMP_PARALLEL_LAYOUT")))
gimple_statement_omp_target : public gimple_statement_omp_parallel_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_TARGET. */
};
/* GIMPLE_OMP_TASK */
struct GTY((tag("GSS_OMP_TASK")))
gimple_statement_omp_task : public gimple_statement_omp_taskreg
{
/* [ WORD 1-10 ] : base class */
/* [ WORD 11 ]
Child function holding firstprivate initialization if needed. */
tree copy_fn;
/* [ WORD 12-13 ]
Size and alignment in bytes of the argument data block. */
tree arg_size;
tree arg_align;
};
/* GIMPLE_OMP_SECTION */
/* Uses struct gimple_statement_omp. */
/* GIMPLE_OMP_SECTIONS */
struct GTY((tag("GSS_OMP_SECTIONS")))
gimple_statement_omp_sections : public gimple_statement_omp
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 8 ] */
tree clauses;
/* [ WORD 9 ]
The control variable used for deciding which of the sections to
execute. */
tree control;
};
/* GIMPLE_OMP_CONTINUE.
Note: This does not inherit from gimple_statement_omp, because we
do not need the body field. */
struct GTY((tag("GSS_OMP_CONTINUE")))
gimple_statement_omp_continue : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] */
tree control_def;
/* [ WORD 8 ] */
tree control_use;
};
/* GIMPLE_OMP_SINGLE, GIMPLE_OMP_TEAMS */
struct GTY((tag("GSS_OMP_SINGLE_LAYOUT")))
gimple_statement_omp_single_layout : public gimple_statement_omp
{
/* [ WORD 1-7 ] : base class */
/* [ WORD 7 ] */
tree clauses;
};
struct GTY((tag("GSS_OMP_SINGLE_LAYOUT")))
gimple_statement_omp_single : public gimple_statement_omp_single_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_SINGLE. */
};
struct GTY((tag("GSS_OMP_SINGLE_LAYOUT")))
gimple_statement_omp_teams : public gimple_statement_omp_single_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_TEAMS. */
};
/* GIMPLE_OMP_ATOMIC_LOAD.
Note: This is based on gimple_statement_base, not g_s_omp, because g_s_omp
contains a sequence, which we don't need here. */
struct GTY((tag("GSS_OMP_ATOMIC_LOAD")))
gimple_statement_omp_atomic_load : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7-8 ] */
tree rhs, lhs;
};
/* GIMPLE_OMP_ATOMIC_STORE.
See note on GIMPLE_OMP_ATOMIC_LOAD. */
struct GTY((tag("GSS_OMP_ATOMIC_STORE_LAYOUT")))
gimple_statement_omp_atomic_store_layout : public gimple_statement_base
{
/* [ WORD 1-6 ] : base class */
/* [ WORD 7 ] */
tree val;
};
struct GTY((tag("GSS_OMP_ATOMIC_STORE_LAYOUT")))
gimple_statement_omp_atomic_store :
public gimple_statement_omp_atomic_store_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_ATOMIC_STORE. */
};
struct GTY((tag("GSS_OMP_ATOMIC_STORE_LAYOUT")))
gimple_statement_omp_return :
public gimple_statement_omp_atomic_store_layout
{
/* No extra fields; adds invariant:
stmt->code == GIMPLE_OMP_RETURN. */
};
/* GIMPLE_TRANSACTION. */
/* Bits to be stored in the GIMPLE_TRANSACTION subcode. */
/* The __transaction_atomic was declared [[outer]] or it is
__transaction_relaxed. */
#define GTMA_IS_OUTER (1u << 0)
#define GTMA_IS_RELAXED (1u << 1)
#define GTMA_DECLARATION_MASK (GTMA_IS_OUTER | GTMA_IS_RELAXED)
/* The transaction is seen to not have an abort. */
#define GTMA_HAVE_ABORT (1u << 2)
/* The transaction is seen to have loads or stores. */
#define GTMA_HAVE_LOAD (1u << 3)
#define GTMA_HAVE_STORE (1u << 4)
/* The transaction MAY enter serial irrevocable mode in its dynamic scope. */
#define GTMA_MAY_ENTER_IRREVOCABLE (1u << 5)
/* The transaction WILL enter serial irrevocable mode.
An irrevocable block post-dominates the entire transaction, such
that all invocations of the transaction will go serial-irrevocable.
In such case, we don't bother instrumenting the transaction, and
tell the runtime that it should begin the transaction in
serial-irrevocable mode. */
#define GTMA_DOES_GO_IRREVOCABLE (1u << 6)
/* The transaction contains no instrumentation code whatsover, most
likely because it is guaranteed to go irrevocable upon entry. */
#define GTMA_HAS_NO_INSTRUMENTATION (1u << 7)
struct GTY((tag("GSS_TRANSACTION")))
gimple_statement_transaction : public gimple_statement_with_memory_ops_base
{
/* [ WORD 1-9 ] : base class */
/* [ WORD 10 ] */
gimple_seq body;
/* [ WORD 11 ] */
tree label;
};
#define DEFGSSTRUCT(SYM, STRUCT, HAS_TREE_OP) SYM,
enum gimple_statement_structure_enum {
#include "gsstruct.def"
LAST_GSS_ENUM
};
#undef DEFGSSTRUCT
template <>
template <>
inline bool
is_a_helper <gimple_statement_asm>::test (gimple gs)
{
return gs->code == GIMPLE_ASM;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_bind>::test (gimple gs)
{
return gs->code == GIMPLE_BIND;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_call>::test (gimple gs)
{
return gs->code == GIMPLE_CALL;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_catch>::test (gimple gs)
{
return gs->code == GIMPLE_CATCH;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_resx>::test (gimple gs)
{
return gs->code == GIMPLE_RESX;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_eh_dispatch>::test (gimple gs)
{
return gs->code == GIMPLE_EH_DISPATCH;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_eh_else>::test (gimple gs)
{
return gs->code == GIMPLE_EH_ELSE;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_eh_filter>::test (gimple gs)
{
return gs->code == GIMPLE_EH_FILTER;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_eh_mnt>::test (gimple gs)
{
return gs->code == GIMPLE_EH_MUST_NOT_THROW;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_atomic_load>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_ATOMIC_LOAD;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_atomic_store>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_ATOMIC_STORE;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_return>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_RETURN;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_continue>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_CONTINUE;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_critical>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_CRITICAL;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_for>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_FOR;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_taskreg>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_PARALLEL || gs->code == GIMPLE_OMP_TASK;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_parallel>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_PARALLEL;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_target>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_TARGET;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_sections>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_SECTIONS;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_single>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_SINGLE;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_teams>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_TEAMS;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_omp_task>::test (gimple gs)
{
return gs->code == GIMPLE_OMP_TASK;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_phi>::test (gimple gs)
{
return gs->code == GIMPLE_PHI;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_transaction>::test (gimple gs)
{
return gs->code == GIMPLE_TRANSACTION;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_try>::test (gimple gs)
{
return gs->code == GIMPLE_TRY;
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_wce>::test (gimple gs)
{
return gs->code == GIMPLE_WITH_CLEANUP_EXPR;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_asm>::test (const_gimple gs)
{
return gs->code == GIMPLE_ASM;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_bind>::test (const_gimple gs)
{
return gs->code == GIMPLE_BIND;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_call>::test (const_gimple gs)
{
return gs->code == GIMPLE_CALL;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_catch>::test (const_gimple gs)
{
return gs->code == GIMPLE_CATCH;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_resx>::test (const_gimple gs)
{
return gs->code == GIMPLE_RESX;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_eh_dispatch>::test (const_gimple gs)
{
return gs->code == GIMPLE_EH_DISPATCH;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_eh_filter>::test (const_gimple gs)
{
return gs->code == GIMPLE_EH_FILTER;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_atomic_load>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_ATOMIC_LOAD;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_atomic_store>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_ATOMIC_STORE;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_return>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_RETURN;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_continue>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_CONTINUE;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_critical>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_CRITICAL;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_for>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_FOR;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_taskreg>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_PARALLEL || gs->code == GIMPLE_OMP_TASK;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_parallel>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_PARALLEL;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_target>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_TARGET;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_sections>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_SECTIONS;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_single>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_SINGLE;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_teams>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_TEAMS;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_omp_task>::test (const_gimple gs)
{
return gs->code == GIMPLE_OMP_TASK;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_phi>::test (const_gimple gs)
{
return gs->code == GIMPLE_PHI;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_transaction>::test (const_gimple gs)
{
return gs->code == GIMPLE_TRANSACTION;
}
/* Offset in bytes to the location of the operand vector.
Zero if there is no operand vector for this tuple structure. */
extern size_t const gimple_ops_offset_[];
/* Map GIMPLE codes to GSS codes. */
extern enum gimple_statement_structure_enum const gss_for_code_[];
/* This variable holds the currently expanded gimple statement for purposes
of comminucating the profile info to the builtin expanders. */
extern gimple currently_expanding_gimple_stmt;
#define gimple_alloc(c, n) gimple_alloc_stat (c, n MEM_STAT_INFO)
gimple gimple_alloc_stat (enum gimple_code, unsigned MEM_STAT_DECL);
gimple gimple_build_return (tree);
void gimple_call_reset_alias_info (gimple);
gimple gimple_build_call_vec (tree, vec<tree> );
gimple gimple_build_call (tree, unsigned, ...);
gimple gimple_build_call_valist (tree, unsigned, va_list);
gimple gimple_build_call_internal (enum internal_fn, unsigned, ...);
gimple gimple_build_call_internal_vec (enum internal_fn, vec<tree> );
gimple gimple_build_call_from_tree (tree);
gimple gimple_build_assign_stat (tree, tree MEM_STAT_DECL);
#define gimple_build_assign(l,r) gimple_build_assign_stat (l, r MEM_STAT_INFO)
gimple gimple_build_assign_with_ops (enum tree_code, tree,
tree, tree, tree CXX_MEM_STAT_INFO);
gimple gimple_build_assign_with_ops (enum tree_code, tree,
tree, tree CXX_MEM_STAT_INFO);
gimple gimple_build_cond (enum tree_code, tree, tree, tree, tree);
gimple gimple_build_cond_from_tree (tree, tree, tree);
void gimple_cond_set_condition_from_tree (gimple, tree);
gimple gimple_build_label (tree label);
gimple gimple_build_goto (tree dest);
gimple gimple_build_nop (void);
gimple gimple_build_bind (tree, gimple_seq, tree);
gimple gimple_build_asm_vec (const char *, vec<tree, va_gc> *,
vec<tree, va_gc> *, vec<tree, va_gc> *,
vec<tree, va_gc> *);
gimple gimple_build_catch (tree, gimple_seq);
gimple gimple_build_eh_filter (tree, gimple_seq);
gimple gimple_build_eh_must_not_throw (tree);
gimple gimple_build_eh_else (gimple_seq, gimple_seq);
gimple_statement_try *gimple_build_try (gimple_seq, gimple_seq,
enum gimple_try_flags);
gimple gimple_build_wce (gimple_seq);
gimple gimple_build_resx (int);
gimple gimple_build_switch_nlabels (unsigned, tree, tree);
gimple gimple_build_switch (tree, tree, vec<tree> );
gimple gimple_build_eh_dispatch (int);
gimple gimple_build_debug_bind_stat (tree, tree, gimple MEM_STAT_DECL);
#define gimple_build_debug_bind(var,val,stmt) \
gimple_build_debug_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
gimple gimple_build_debug_source_bind_stat (tree, tree, gimple MEM_STAT_DECL);
#define gimple_build_debug_source_bind(var,val,stmt) \
gimple_build_debug_source_bind_stat ((var), (val), (stmt) MEM_STAT_INFO)
gimple gimple_build_omp_critical (gimple_seq, tree);
gimple gimple_build_omp_for (gimple_seq, int, tree, size_t, gimple_seq);
gimple gimple_build_omp_parallel (gimple_seq, tree, tree, tree);
gimple gimple_build_omp_task (gimple_seq, tree, tree, tree, tree, tree, tree);
gimple gimple_build_omp_section (gimple_seq);
gimple gimple_build_omp_master (gimple_seq);
gimple gimple_build_omp_taskgroup (gimple_seq);
gimple gimple_build_omp_continue (tree, tree);
gimple gimple_build_omp_ordered (gimple_seq);
gimple gimple_build_omp_return (bool);
gimple gimple_build_omp_sections (gimple_seq, tree);
gimple gimple_build_omp_sections_switch (void);
gimple gimple_build_omp_single (gimple_seq, tree);
gimple gimple_build_omp_target (gimple_seq, int, tree);
gimple gimple_build_omp_teams (gimple_seq, tree);
gimple gimple_build_omp_atomic_load (tree, tree);
gimple gimple_build_omp_atomic_store (tree);
gimple gimple_build_transaction (gimple_seq, tree);
gimple gimple_build_predict (enum br_predictor, enum prediction);
extern void gimple_seq_add_stmt (gimple_seq *, gimple);
extern void gimple_seq_add_stmt_without_update (gimple_seq *, gimple);
void gimple_seq_add_seq (gimple_seq *, gimple_seq);
extern void annotate_all_with_location_after (gimple_seq, gimple_stmt_iterator,
location_t);
extern void annotate_all_with_location (gimple_seq, location_t);
bool empty_body_p (gimple_seq);
gimple_seq gimple_seq_copy (gimple_seq);
bool gimple_call_same_target_p (const_gimple, const_gimple);
int gimple_call_flags (const_gimple);
int gimple_call_arg_flags (const_gimple, unsigned);
int gimple_call_return_flags (const_gimple);
bool gimple_assign_copy_p (gimple);
bool gimple_assign_ssa_name_copy_p (gimple);
bool gimple_assign_unary_nop_p (gimple);
void gimple_set_bb (gimple, basic_block);
void gimple_assign_set_rhs_from_tree (gimple_stmt_iterator *, tree);
void gimple_assign_set_rhs_with_ops_1 (gimple_stmt_iterator *, enum tree_code,
tree, tree, tree);
tree gimple_get_lhs (const_gimple);
void gimple_set_lhs (gimple, tree);
gimple gimple_copy (gimple);
bool gimple_has_side_effects (const_gimple);
bool gimple_could_trap_p_1 (gimple, bool, bool);
bool gimple_could_trap_p (gimple);
bool gimple_assign_rhs_could_trap_p (gimple);
extern void dump_gimple_statistics (void);
unsigned get_gimple_rhs_num_ops (enum tree_code);
extern tree canonicalize_cond_expr_cond (tree);
gimple gimple_call_copy_skip_args (gimple, bitmap);
extern bool gimple_compare_field_offset (tree, tree);
extern tree gimple_unsigned_type (tree);
extern tree gimple_signed_type (tree);
extern alias_set_type gimple_get_alias_set (tree);
extern bool gimple_ior_addresses_taken (bitmap, gimple);
extern bool gimple_builtin_call_types_compatible_p (gimple, tree);
extern bool gimple_call_builtin_p (gimple);
extern bool gimple_call_builtin_p (gimple, enum built_in_class);
extern bool gimple_call_builtin_p (gimple, enum built_in_function);
extern bool gimple_asm_clobbers_memory_p (const_gimple);
extern void dump_decl_set (FILE *, bitmap);
extern bool nonfreeing_call_p (gimple);
extern bool infer_nonnull_range (gimple, tree, bool, bool);
extern void sort_case_labels (vec<tree> );
extern void preprocess_case_label_vec_for_gimple (vec<tree> , tree, tree *);
extern void gimple_seq_set_location (gimple_seq , location_t);
/* Formal (expression) temporary table handling: multiple occurrences of
the same scalar expression are evaluated into the same temporary. */
typedef struct gimple_temp_hash_elt
{
tree val; /* Key */
tree temp; /* Value */
} elt_t;
/* Get the number of the next statement uid to be allocated. */
static inline unsigned int
gimple_stmt_max_uid (struct function *fn)
{
return fn->last_stmt_uid;
}
/* Set the number of the next statement uid to be allocated. */
static inline void
set_gimple_stmt_max_uid (struct function *fn, unsigned int maxid)
{
fn->last_stmt_uid = maxid;
}
/* Set the number of the next statement uid to be allocated. */
static inline unsigned int
inc_gimple_stmt_max_uid (struct function *fn)
{
return fn->last_stmt_uid++;
}
/* Return the first node in GIMPLE sequence S. */
static inline gimple_seq_node
gimple_seq_first (gimple_seq s)
{
return s;
}
/* Return the first statement in GIMPLE sequence S. */
static inline gimple
gimple_seq_first_stmt (gimple_seq s)
{
gimple_seq_node n = gimple_seq_first (s);
return n;
}
/* Return the last node in GIMPLE sequence S. */
static inline gimple_seq_node
gimple_seq_last (gimple_seq s)
{
return s ? s->prev : NULL;
}
/* Return the last statement in GIMPLE sequence S. */
static inline gimple
gimple_seq_last_stmt (gimple_seq s)
{
gimple_seq_node n = gimple_seq_last (s);
return n;
}
/* Set the last node in GIMPLE sequence *PS to LAST. */
static inline void
gimple_seq_set_last (gimple_seq *ps, gimple_seq_node last)
{
(*ps)->prev = last;
}
/* Set the first node in GIMPLE sequence *PS to FIRST. */
static inline void
gimple_seq_set_first (gimple_seq *ps, gimple_seq_node first)
{
*ps = first;
}
/* Return true if GIMPLE sequence S is empty. */
static inline bool
gimple_seq_empty_p (gimple_seq s)
{
return s == NULL;
}
/* Allocate a new sequence and initialize its first element with STMT. */
static inline gimple_seq
gimple_seq_alloc_with_stmt (gimple stmt)
{
gimple_seq seq = NULL;
gimple_seq_add_stmt (&seq, stmt);
return seq;
}
/* Returns the sequence of statements in BB. */
static inline gimple_seq
bb_seq (const_basic_block bb)
{
return (!(bb->flags & BB_RTL)) ? bb->il.gimple.seq : NULL;
}
static inline gimple_seq *
bb_seq_addr (basic_block bb)
{
return (!(bb->flags & BB_RTL)) ? &bb->il.gimple.seq : NULL;
}
/* Sets the sequence of statements in BB to SEQ. */
static inline void
set_bb_seq (basic_block bb, gimple_seq seq)
{
gcc_checking_assert (!(bb->flags & BB_RTL));
bb->il.gimple.seq = seq;
}
/* Return the code for GIMPLE statement G. */
static inline enum gimple_code
gimple_code (const_gimple g)
{
return g->code;
}
/* Return the GSS code used by a GIMPLE code. */
static inline enum gimple_statement_structure_enum
gss_for_code (enum gimple_code code)
{
gcc_gimple_checking_assert ((unsigned int)code < LAST_AND_UNUSED_GIMPLE_CODE);
return gss_for_code_[code];
}
/* Return which GSS code is used by GS. */
static inline enum gimple_statement_structure_enum
gimple_statement_structure (gimple gs)
{
return gss_for_code (gimple_code (gs));
}
/* Return true if statement G has sub-statements. This is only true for
High GIMPLE statements. */
static inline bool
gimple_has_substatements (gimple g)
{
switch (gimple_code (g))
{
case GIMPLE_BIND:
case GIMPLE_CATCH:
case GIMPLE_EH_FILTER:
case GIMPLE_EH_ELSE:
case GIMPLE_TRY:
case GIMPLE_OMP_FOR:
case GIMPLE_OMP_MASTER:
case GIMPLE_OMP_TASKGROUP:
case GIMPLE_OMP_ORDERED:
case GIMPLE_OMP_SECTION:
case GIMPLE_OMP_PARALLEL:
case GIMPLE_OMP_TASK:
case GIMPLE_OMP_SECTIONS:
case GIMPLE_OMP_SINGLE:
case GIMPLE_OMP_TARGET:
case GIMPLE_OMP_TEAMS:
case GIMPLE_OMP_CRITICAL:
case GIMPLE_WITH_CLEANUP_EXPR:
case GIMPLE_TRANSACTION:
return true;
default:
return false;
}
}
/* Return the basic block holding statement G. */
static inline basic_block
gimple_bb (const_gimple g)
{
return g->bb;
}
/* Return the lexical scope block holding statement G. */
static inline tree
gimple_block (const_gimple g)
{
return LOCATION_BLOCK (g->location);
}
/* Set BLOCK to be the lexical scope block holding statement G. */
static inline void
gimple_set_block (gimple g, tree block)
{
if (block)
g->location =
COMBINE_LOCATION_DATA (line_table, g->location, block);
else
g->location = LOCATION_LOCUS (g->location);
}
/* Return location information for statement G. */
static inline location_t
gimple_location (const_gimple g)
{
return g->location;
}
/* Return pointer to location information for statement G. */
static inline const location_t *
gimple_location_ptr (const_gimple g)
{
return &g->location;
}
/* Set location information for statement G. */
static inline void
gimple_set_location (gimple g, location_t location)
{
g->location = location;
}
/* Return true if G contains location information. */
static inline bool
gimple_has_location (const_gimple g)
{
return LOCATION_LOCUS (gimple_location (g)) != UNKNOWN_LOCATION;
}
/* Return the file name of the location of STMT. */
static inline const char *
gimple_filename (const_gimple stmt)
{
return LOCATION_FILE (gimple_location (stmt));
}
/* Return the line number of the location of STMT. */
static inline int
gimple_lineno (const_gimple stmt)
{
return LOCATION_LINE (gimple_location (stmt));
}
/* Determine whether SEQ is a singleton. */
static inline bool
gimple_seq_singleton_p (gimple_seq seq)
{
return ((gimple_seq_first (seq) != NULL)
&& (gimple_seq_first (seq) == gimple_seq_last (seq)));
}
/* Return true if no warnings should be emitted for statement STMT. */
static inline bool
gimple_no_warning_p (const_gimple stmt)
{
return stmt->no_warning;
}
/* Set the no_warning flag of STMT to NO_WARNING. */
static inline void
gimple_set_no_warning (gimple stmt, bool no_warning)
{
stmt->no_warning = (unsigned) no_warning;
}
/* Set the visited status on statement STMT to VISITED_P. */
static inline void
gimple_set_visited (gimple stmt, bool visited_p)
{
stmt->visited = (unsigned) visited_p;
}
/* Return the visited status for statement STMT. */
static inline bool
gimple_visited_p (gimple stmt)
{
return stmt->visited;
}
/* Set pass local flag PLF on statement STMT to VAL_P. */
static inline void
gimple_set_plf (gimple stmt, enum plf_mask plf, bool val_p)
{
if (val_p)
stmt->plf |= (unsigned int) plf;
else
stmt->plf &= ~((unsigned int) plf);
}
/* Return the value of pass local flag PLF on statement STMT. */
static inline unsigned int
gimple_plf (gimple stmt, enum plf_mask plf)
{
return stmt->plf & ((unsigned int) plf);
}
/* Set the UID of statement. */
static inline void
gimple_set_uid (gimple g, unsigned uid)
{
g->uid = uid;
}
/* Return the UID of statement. */
static inline unsigned
gimple_uid (const_gimple g)
{
return g->uid;
}
/* Make statement G a singleton sequence. */
static inline void
gimple_init_singleton (gimple g)
{
g->next = NULL;
g->prev = g;
}
/* Return true if GIMPLE statement G has register or memory operands. */
static inline bool
gimple_has_ops (const_gimple g)
{
return gimple_code (g) >= GIMPLE_COND && gimple_code (g) <= GIMPLE_RETURN;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_with_ops>::test (const_gimple gs)
{
return gimple_has_ops (gs);
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_with_ops>::test (gimple gs)
{
return gimple_has_ops (gs);
}
/* Return true if GIMPLE statement G has memory operands. */
static inline bool
gimple_has_mem_ops (const_gimple g)
{
return gimple_code (g) >= GIMPLE_ASSIGN && gimple_code (g) <= GIMPLE_RETURN;
}
template <>
template <>
inline bool
is_a_helper <const gimple_statement_with_memory_ops>::test (const_gimple gs)
{
return gimple_has_mem_ops (gs);
}
template <>
template <>
inline bool
is_a_helper <gimple_statement_with_memory_ops>::test (gimple gs)
{
return gimple_has_mem_ops (gs);
}
/* Return the set of USE operands for statement G. */
static inline struct use_optype_d *
gimple_use_ops (const_gimple g)
{
const gimple_statement_with_ops *ops_stmt =
dyn_cast <const gimple_statement_with_ops> (g);
if (!ops_stmt)
return NULL;
return ops_stmt->use_ops;
}
/* Set USE to be the set of USE operands for statement G. */
static inline void
gimple_set_use_ops (gimple g, struct use_optype_d *use)
{
gimple_statement_with_ops *ops_stmt =
as_a <gimple_statement_with_ops> (g);
ops_stmt->use_ops = use;
}
/* Return the single VUSE operand of the statement G. */
static inline tree
gimple_vuse (const_gimple g)
{
const gimple_statement_with_memory_ops *mem_ops_stmt =
dyn_cast <const gimple_statement_with_memory_ops> (g);
if (!mem_ops_stmt)
return NULL_TREE;
return mem_ops_stmt->vuse;
}
/* Return the single VDEF operand of the statement G. */
static inline tree
gimple_vdef (const_gimple g)
{
const gimple_statement_with_memory_ops *mem_ops_stmt =
dyn_cast <const gimple_statement_with_memory_ops> (g);
if (!mem_ops_stmt)
return NULL_TREE;
return mem_ops_stmt->vdef;
}
/* Return the single VUSE operand of the statement G. */
static inline tree *
gimple_vuse_ptr (gimple g)
{
gimple_statement_with_memory_ops *mem_ops_stmt =
dyn_cast <gimple_statement_with_memory_ops> (g);
if (!mem_ops_stmt)
return NULL;
return &mem_ops_stmt->vuse;
}
/* Return the single VDEF operand of the statement G. */
static inline tree *
gimple_vdef_ptr (gimple g)
{
gimple_statement_with_memory_ops *mem_ops_stmt =
dyn_cast <gimple_statement_with_memory_ops> (g);
if (!mem_ops_stmt)
return NULL;
return &mem_ops_stmt->vdef;
}
/* Set the single VUSE operand of the statement G. */
static inline void
gimple_set_vuse (gimple g, tree vuse)
{
gimple_statement_with_memory_ops *mem_ops_stmt =
as_a <gimple_statement_with_memory_ops> (g);
mem_ops_stmt->vuse = vuse;
}
/* Set the single VDEF operand of the statement G. */
static inline void
gimple_set_vdef (gimple g, tree vdef)
{
gimple_statement_with_memory_ops *mem_ops_stmt =
as_a <gimple_statement_with_memory_ops> (g);
mem_ops_stmt->vdef = vdef;
}
/* Return true if statement G has operands and the modified field has
been set. */
static inline bool
gimple_modified_p (const_gimple g)
{
return (gimple_has_ops (g)) ? (bool) g->modified : false;
}
/* Set the MODIFIED flag to MODIFIEDP, iff the gimple statement G has
a MODIFIED field. */
static inline void
gimple_set_modified (gimple s, bool modifiedp)
{
if (gimple_has_ops (s))
s->modified = (unsigned) modifiedp;
}
/* Return the tree code for the expression computed by STMT. This is
only valid for GIMPLE_COND, GIMPLE_CALL and GIMPLE_ASSIGN. For
GIMPLE_CALL, return CALL_EXPR as the expression code for
consistency. This is useful when the caller needs to deal with the
three kinds of computation that GIMPLE supports. */
static inline enum tree_code
gimple_expr_code (const_gimple stmt)
{
enum gimple_code code = gimple_code (stmt);
if (code == GIMPLE_ASSIGN || code == GIMPLE_COND)
return (enum tree_code) stmt->subcode;
else
{
gcc_gimple_checking_assert (code == GIMPLE_CALL);
return CALL_EXPR;
}
}
/* Return true if statement STMT contains volatile operands. */
static inline bool
gimple_has_volatile_ops (const_gimple stmt)
{
if (gimple_has_mem_ops (stmt))
return stmt->has_volatile_ops;
else
return false;
}
/* Set the HAS_VOLATILE_OPS flag to VOLATILEP. */
static inline void
gimple_set_has_volatile_ops (gimple stmt, bool volatilep)
{
if (gimple_has_mem_ops (stmt))
stmt->has_volatile_ops = (unsigned) volatilep;
}
/* Return true if STMT is in a transaction. */
static inline bool
gimple_in_transaction (gimple stmt)
{
return bb_in_transaction (gimple_bb (stmt));
}
/* Return true if statement STMT may access memory. */
static inline bool
gimple_references_memory_p (gimple stmt)
{
return gimple_has_mem_ops (stmt) && gimple_vuse (stmt);
}
/* Return the subcode for OMP statement S. */
static inline unsigned
gimple_omp_subcode (const_gimple s)
{
gcc_gimple_checking_assert (gimple_code (s) >= GIMPLE_OMP_ATOMIC_LOAD
&& gimple_code (s) <= GIMPLE_OMP_TEAMS);
return s->subcode;
}
/* Set the subcode for OMP statement S to SUBCODE. */
static inline void
gimple_omp_set_subcode (gimple s, unsigned int subcode)
{
/* We only have 16 bits for the subcode. Assert that we are not
overflowing it. */
gcc_gimple_checking_assert (subcode < (1 << 16));
s->subcode = subcode;
}
/* Set the nowait flag on OMP_RETURN statement S. */
static inline void
gimple_omp_return_set_nowait (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_OMP_RETURN);
s->subcode |= GF_OMP_RETURN_NOWAIT;
}
/* Return true if OMP return statement G has the GF_OMP_RETURN_NOWAIT
flag set. */
static inline bool
gimple_omp_return_nowait_p (const_gimple g)
{
GIMPLE_CHECK (g, GIMPLE_OMP_RETURN);
return (gimple_omp_subcode (g) & GF_OMP_RETURN_NOWAIT) != 0;
}
/* Set the LHS of OMP return. */
static inline void
gimple_omp_return_set_lhs (gimple g, tree lhs)
{
gimple_statement_omp_return *omp_return_stmt =
as_a <gimple_statement_omp_return> (g);
omp_return_stmt->val = lhs;
}
/* Get the LHS of OMP return. */
static inline tree
gimple_omp_return_lhs (const_gimple g)
{
const gimple_statement_omp_return *omp_return_stmt =
as_a <const gimple_statement_omp_return> (g);
return omp_return_stmt->val;
}
/* Return a pointer to the LHS of OMP return. */
static inline tree *
gimple_omp_return_lhs_ptr (gimple g)
{
gimple_statement_omp_return *omp_return_stmt =
as_a <gimple_statement_omp_return> (g);
return &omp_return_stmt->val;
}
/* Return true if OMP section statement G has the GF_OMP_SECTION_LAST
flag set. */
static inline bool
gimple_omp_section_last_p (const_gimple g)
{
GIMPLE_CHECK (g, GIMPLE_OMP_SECTION);
return (gimple_omp_subcode (g) & GF_OMP_SECTION_LAST) != 0;
}
/* Set the GF_OMP_SECTION_LAST flag on G. */
static inline void
gimple_omp_section_set_last (gimple g)
{
GIMPLE_CHECK (g, GIMPLE_OMP_SECTION);
g->subcode |= GF_OMP_SECTION_LAST;
}
/* Return true if OMP parallel statement G has the
GF_OMP_PARALLEL_COMBINED flag set. */
static inline bool
gimple_omp_parallel_combined_p (const_gimple g)
{
GIMPLE_CHECK (g, GIMPLE_OMP_PARALLEL);
return (gimple_omp_subcode (g) & GF_OMP_PARALLEL_COMBINED) != 0;
}
/* Set the GF_OMP_PARALLEL_COMBINED field in G depending on the boolean
value of COMBINED_P. */
static inline void
gimple_omp_parallel_set_combined_p (gimple g, bool combined_p)
{
GIMPLE_CHECK (g, GIMPLE_OMP_PARALLEL);
if (combined_p)
g->subcode |= GF_OMP_PARALLEL_COMBINED;
else
g->subcode &= ~GF_OMP_PARALLEL_COMBINED;
}
/* Return true if OMP atomic load/store statement G has the
GF_OMP_ATOMIC_NEED_VALUE flag set. */
static inline bool
gimple_omp_atomic_need_value_p (const_gimple g)
{
if (gimple_code (g) != GIMPLE_OMP_ATOMIC_LOAD)
GIMPLE_CHECK (g, GIMPLE_OMP_ATOMIC_STORE);
return (gimple_omp_subcode (g) & GF_OMP_ATOMIC_NEED_VALUE) != 0;
}
/* Set the GF_OMP_ATOMIC_NEED_VALUE flag on G. */
static inline void
gimple_omp_atomic_set_need_value (gimple g)
{
if (gimple_code (g) != GIMPLE_OMP_ATOMIC_LOAD)
GIMPLE_CHECK (g, GIMPLE_OMP_ATOMIC_STORE);
g->subcode |= GF_OMP_ATOMIC_NEED_VALUE;
}
/* Return true if OMP atomic load/store statement G has the
GF_OMP_ATOMIC_SEQ_CST flag set. */
static inline bool
gimple_omp_atomic_seq_cst_p (const_gimple g)
{
if (gimple_code (g) != GIMPLE_OMP_ATOMIC_LOAD)
GIMPLE_CHECK (g, GIMPLE_OMP_ATOMIC_STORE);
return (gimple_omp_subcode (g) & GF_OMP_ATOMIC_SEQ_CST) != 0;
}
/* Set the GF_OMP_ATOMIC_SEQ_CST flag on G. */
static inline void
gimple_omp_atomic_set_seq_cst (gimple g)
{
if (gimple_code (g) != GIMPLE_OMP_ATOMIC_LOAD)
GIMPLE_CHECK (g, GIMPLE_OMP_ATOMIC_STORE);
g->subcode |= GF_OMP_ATOMIC_SEQ_CST;
}
/* Return the number of operands for statement GS. */
static inline unsigned
gimple_num_ops (const_gimple gs)
{
return gs->num_ops;
}
/* Set the number of operands for statement GS. */
static inline void
gimple_set_num_ops (gimple gs, unsigned num_ops)
{
gs->num_ops = num_ops;
}
/* Return the array of operands for statement GS. */
static inline tree *
gimple_ops (gimple gs)
{
size_t off;
/* All the tuples have their operand vector at the very bottom
of the structure. Note that those structures that do not
have an operand vector have a zero offset. */
off = gimple_ops_offset_[gimple_statement_structure (gs)];
gcc_gimple_checking_assert (off != 0);
return (tree *) ((char *) gs + off);
}
/* Return operand I for statement GS. */
static inline tree
gimple_op (const_gimple gs, unsigned i)
{
if (gimple_has_ops (gs))
{
gcc_gimple_checking_assert (i < gimple_num_ops (gs));
return gimple_ops (CONST_CAST_GIMPLE (gs))[i];
}
else
return NULL_TREE;
}
/* Return a pointer to operand I for statement GS. */
static inline tree *
gimple_op_ptr (const_gimple gs, unsigned i)
{
if (gimple_has_ops (gs))
{
gcc_gimple_checking_assert (i < gimple_num_ops (gs));
return gimple_ops (CONST_CAST_GIMPLE (gs)) + i;
}
else
return NULL;
}
/* Set operand I of statement GS to OP. */
static inline void
gimple_set_op (gimple gs, unsigned i, tree op)
{
gcc_gimple_checking_assert (gimple_has_ops (gs) && i < gimple_num_ops (gs));
/* Note. It may be tempting to assert that OP matches
is_gimple_operand, but that would be wrong. Different tuples
accept slightly different sets of tree operands. Each caller
should perform its own validation. */
gimple_ops (gs)[i] = op;
}
/* Return true if GS is a GIMPLE_ASSIGN. */
static inline bool
is_gimple_assign (const_gimple gs)
{
return gimple_code (gs) == GIMPLE_ASSIGN;
}
/* Determine if expression CODE is one of the valid expressions that can
be used on the RHS of GIMPLE assignments. */
static inline enum gimple_rhs_class
get_gimple_rhs_class (enum tree_code code)
{
return (enum gimple_rhs_class) gimple_rhs_class_table[(int) code];
}
/* Return the LHS of assignment statement GS. */
static inline tree
gimple_assign_lhs (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op (gs, 0);
}
/* Return a pointer to the LHS of assignment statement GS. */
static inline tree *
gimple_assign_lhs_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op_ptr (gs, 0);
}
/* Set LHS to be the LHS operand of assignment statement GS. */
static inline void
gimple_assign_set_lhs (gimple gs, tree lhs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
gimple_set_op (gs, 0, lhs);
if (lhs && TREE_CODE (lhs) == SSA_NAME)
SSA_NAME_DEF_STMT (lhs) = gs;
}
/* Return the first operand on the RHS of assignment statement GS. */
static inline tree
gimple_assign_rhs1 (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op (gs, 1);
}
/* Return a pointer to the first operand on the RHS of assignment
statement GS. */
static inline tree *
gimple_assign_rhs1_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op_ptr (gs, 1);
}
/* Set RHS to be the first operand on the RHS of assignment statement GS. */
static inline void
gimple_assign_set_rhs1 (gimple gs, tree rhs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
gimple_set_op (gs, 1, rhs);
}
/* Return the second operand on the RHS of assignment statement GS.
If GS does not have two operands, NULL is returned instead. */
static inline tree
gimple_assign_rhs2 (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
if (gimple_num_ops (gs) >= 3)
return gimple_op (gs, 2);
else
return NULL_TREE;
}
/* Return a pointer to the second operand on the RHS of assignment
statement GS. */
static inline tree *
gimple_assign_rhs2_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op_ptr (gs, 2);
}
/* Set RHS to be the second operand on the RHS of assignment statement GS. */
static inline void
gimple_assign_set_rhs2 (gimple gs, tree rhs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
gimple_set_op (gs, 2, rhs);
}
/* Return the third operand on the RHS of assignment statement GS.
If GS does not have two operands, NULL is returned instead. */
static inline tree
gimple_assign_rhs3 (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
if (gimple_num_ops (gs) >= 4)
return gimple_op (gs, 3);
else
return NULL_TREE;
}
/* Return a pointer to the third operand on the RHS of assignment
statement GS. */
static inline tree *
gimple_assign_rhs3_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gimple_op_ptr (gs, 3);
}
/* Set RHS to be the third operand on the RHS of assignment statement GS. */
static inline void
gimple_assign_set_rhs3 (gimple gs, tree rhs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
gimple_set_op (gs, 3, rhs);
}
/* A wrapper around gimple_assign_set_rhs_with_ops_1, for callers which expect
to see only a maximum of two operands. */
static inline void
gimple_assign_set_rhs_with_ops (gimple_stmt_iterator *gsi, enum tree_code code,
tree op1, tree op2)
{
gimple_assign_set_rhs_with_ops_1 (gsi, code, op1, op2, NULL);
}
/* Returns true if GS is a nontemporal move. */
static inline bool
gimple_assign_nontemporal_move_p (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
return gs->nontemporal_move;
}
/* Sets nontemporal move flag of GS to NONTEMPORAL. */
static inline void
gimple_assign_set_nontemporal_move (gimple gs, bool nontemporal)
{
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
gs->nontemporal_move = nontemporal;
}
/* Return the code of the expression computed on the rhs of assignment
statement GS. In case that the RHS is a single object, returns the
tree code of the object. */
static inline enum tree_code
gimple_assign_rhs_code (const_gimple gs)
{
enum tree_code code;
GIMPLE_CHECK (gs, GIMPLE_ASSIGN);
code = (enum tree_code) gs->subcode;
/* While we initially set subcode to the TREE_CODE of the rhs for
GIMPLE_SINGLE_RHS assigns we do not update that subcode to stay
in sync when we rewrite stmts into SSA form or do SSA propagations. */
if (get_gimple_rhs_class (code) == GIMPLE_SINGLE_RHS)
code = TREE_CODE (gimple_assign_rhs1 (gs));
return code;
}
/* Set CODE to be the code for the expression computed on the RHS of
assignment S. */
static inline void
gimple_assign_set_rhs_code (gimple s, enum tree_code code)
{
GIMPLE_CHECK (s, GIMPLE_ASSIGN);
s->subcode = code;
}
/* Return the gimple rhs class of the code of the expression computed on
the rhs of assignment statement GS.
This will never return GIMPLE_INVALID_RHS. */
static inline enum gimple_rhs_class
gimple_assign_rhs_class (const_gimple gs)
{
return get_gimple_rhs_class (gimple_assign_rhs_code (gs));
}
/* Return true if GS is an assignment with a singleton RHS, i.e.,
there is no operator associated with the assignment itself.
Unlike gimple_assign_copy_p, this predicate returns true for
any RHS operand, including those that perform an operation
and do not have the semantics of a copy, such as COND_EXPR. */
static inline bool
gimple_assign_single_p (gimple gs)
{
return (is_gimple_assign (gs)
&& gimple_assign_rhs_class (gs) == GIMPLE_SINGLE_RHS);
}
/* Return true if GS performs a store to its lhs. */
static inline bool
gimple_store_p (gimple gs)
{
tree lhs = gimple_get_lhs (gs);
return lhs && !is_gimple_reg (lhs);
}
/* Return true if GS is an assignment that loads from its rhs1. */
static inline bool
gimple_assign_load_p (gimple gs)
{
tree rhs;
if (!gimple_assign_single_p (gs))
return false;
rhs = gimple_assign_rhs1 (gs);
if (TREE_CODE (rhs) == WITH_SIZE_EXPR)
return true;
rhs = get_base_address (rhs);
return (DECL_P (rhs)
|| TREE_CODE (rhs) == MEM_REF || TREE_CODE (rhs) == TARGET_MEM_REF);
}
/* Return true if S is a type-cast assignment. */
static inline bool
gimple_assign_cast_p (gimple s)
{
if (is_gimple_assign (s))
{
enum tree_code sc = gimple_assign_rhs_code (s);
return CONVERT_EXPR_CODE_P (sc)
|| sc == VIEW_CONVERT_EXPR
|| sc == FIX_TRUNC_EXPR;
}
return false;
}
/* Return true if S is a clobber statement. */
static inline bool
gimple_clobber_p (gimple s)
{
return gimple_assign_single_p (s)
&& TREE_CLOBBER_P (gimple_assign_rhs1 (s));
}
/* Return true if GS is a GIMPLE_CALL. */
static inline bool
is_gimple_call (const_gimple gs)
{
return gimple_code (gs) == GIMPLE_CALL;
}
/* Return the LHS of call statement GS. */
static inline tree
gimple_call_lhs (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op (gs, 0);
}
/* Return a pointer to the LHS of call statement GS. */
static inline tree *
gimple_call_lhs_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op_ptr (gs, 0);
}
/* Set LHS to be the LHS operand of call statement GS. */
static inline void
gimple_call_set_lhs (gimple gs, tree lhs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
gimple_set_op (gs, 0, lhs);
if (lhs && TREE_CODE (lhs) == SSA_NAME)
SSA_NAME_DEF_STMT (lhs) = gs;
}
/* Return true if call GS calls an internal-only function, as enumerated
by internal_fn. */
static inline bool
gimple_call_internal_p (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return (gs->subcode & GF_CALL_INTERNAL) != 0;
}
/* Return the target of internal call GS. */
static inline enum internal_fn
gimple_call_internal_fn (const_gimple gs)
{
gcc_gimple_checking_assert (gimple_call_internal_p (gs));
return static_cast <const gimple_statement_call *> (gs)->u.internal_fn;
}
/* Return the function type of the function called by GS. */
static inline tree
gimple_call_fntype (const_gimple gs)
{
const gimple_statement_call *call_stmt =
as_a <const gimple_statement_call> (gs);
if (gimple_call_internal_p (gs))
return NULL_TREE;
return call_stmt->u.fntype;
}
/* Set the type of the function called by GS to FNTYPE. */
static inline void
gimple_call_set_fntype (gimple gs, tree fntype)
{
gimple_statement_call *call_stmt = as_a <gimple_statement_call> (gs);
gcc_gimple_checking_assert (!gimple_call_internal_p (gs));
call_stmt->u.fntype = fntype;
}
/* Return the tree node representing the function called by call
statement GS. */
static inline tree
gimple_call_fn (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op (gs, 1);
}
/* Return a pointer to the tree node representing the function called by call
statement GS. */
static inline tree *
gimple_call_fn_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op_ptr (gs, 1);
}
/* Set FN to be the function called by call statement GS. */
static inline void
gimple_call_set_fn (gimple gs, tree fn)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
gcc_gimple_checking_assert (!gimple_call_internal_p (gs));
gimple_set_op (gs, 1, fn);
}
/* Set FNDECL to be the function called by call statement GS. */
static inline void
gimple_call_set_fndecl (gimple gs, tree decl)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
gcc_gimple_checking_assert (!gimple_call_internal_p (gs));
gimple_set_op (gs, 1, build_fold_addr_expr_loc (gimple_location (gs), decl));
}
/* Set internal function FN to be the function called by call statement GS. */
static inline void
gimple_call_set_internal_fn (gimple gs, enum internal_fn fn)
{
gimple_statement_call *call_stmt = as_a <gimple_statement_call> (gs);
gcc_gimple_checking_assert (gimple_call_internal_p (gs));
call_stmt->u.internal_fn = fn;
}
/* If a given GIMPLE_CALL's callee is a FUNCTION_DECL, return it.
Otherwise return NULL. This function is analogous to
get_callee_fndecl in tree land. */
static inline tree
gimple_call_fndecl (const_gimple gs)
{
return gimple_call_addr_fndecl (gimple_call_fn (gs));
}
/* Return the type returned by call statement GS. */
static inline tree
gimple_call_return_type (const_gimple gs)
{
tree type = gimple_call_fntype (gs);
if (type == NULL_TREE)
return TREE_TYPE (gimple_call_lhs (gs));
/* The type returned by a function is the type of its
function type. */
return TREE_TYPE (type);
}
/* Return the static chain for call statement GS. */
static inline tree
gimple_call_chain (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op (gs, 2);
}
/* Return a pointer to the static chain for call statement GS. */
static inline tree *
gimple_call_chain_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op_ptr (gs, 2);
}
/* Set CHAIN to be the static chain for call statement GS. */
static inline void
gimple_call_set_chain (gimple gs, tree chain)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
gimple_set_op (gs, 2, chain);
}
/* Return the number of arguments used by call statement GS. */
static inline unsigned
gimple_call_num_args (const_gimple gs)
{
unsigned num_ops;
GIMPLE_CHECK (gs, GIMPLE_CALL);
num_ops = gimple_num_ops (gs);
return num_ops - 3;
}
/* Return the argument at position INDEX for call statement GS. */
static inline tree
gimple_call_arg (const_gimple gs, unsigned index)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op (gs, index + 3);
}
/* Return a pointer to the argument at position INDEX for call
statement GS. */
static inline tree *
gimple_call_arg_ptr (const_gimple gs, unsigned index)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
return gimple_op_ptr (gs, index + 3);
}
/* Set ARG to be the argument at position INDEX for call statement GS. */
static inline void
gimple_call_set_arg (gimple gs, unsigned index, tree arg)
{
GIMPLE_CHECK (gs, GIMPLE_CALL);
gimple_set_op (gs, index + 3, arg);
}
/* If TAIL_P is true, mark call statement S as being a tail call
(i.e., a call just before the exit of a function). These calls are
candidate for tail call optimization. */
static inline void
gimple_call_set_tail (gimple s, bool tail_p)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (tail_p)
s->subcode |= GF_CALL_TAILCALL;
else
s->subcode &= ~GF_CALL_TAILCALL;
}
/* Return true if GIMPLE_CALL S is marked as a tail call. */
static inline bool
gimple_call_tail_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (s->subcode & GF_CALL_TAILCALL) != 0;
}
/* If RETURN_SLOT_OPT_P is true mark GIMPLE_CALL S as valid for return
slot optimization. This transformation uses the target of the call
expansion as the return slot for calls that return in memory. */
static inline void
gimple_call_set_return_slot_opt (gimple s, bool return_slot_opt_p)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (return_slot_opt_p)
s->subcode |= GF_CALL_RETURN_SLOT_OPT;
else
s->subcode &= ~GF_CALL_RETURN_SLOT_OPT;
}
/* Return true if S is marked for return slot optimization. */
static inline bool
gimple_call_return_slot_opt_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (s->subcode & GF_CALL_RETURN_SLOT_OPT) != 0;
}
/* If FROM_THUNK_P is true, mark GIMPLE_CALL S as being the jump from a
thunk to the thunked-to function. */
static inline void
gimple_call_set_from_thunk (gimple s, bool from_thunk_p)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (from_thunk_p)
s->subcode |= GF_CALL_FROM_THUNK;
else
s->subcode &= ~GF_CALL_FROM_THUNK;
}
/* Return true if GIMPLE_CALL S is a jump from a thunk. */
static inline bool
gimple_call_from_thunk_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (s->subcode & GF_CALL_FROM_THUNK) != 0;
}
/* If PASS_ARG_PACK_P is true, GIMPLE_CALL S is a stdarg call that needs the
argument pack in its argument list. */
static inline void
gimple_call_set_va_arg_pack (gimple s, bool pass_arg_pack_p)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (pass_arg_pack_p)
s->subcode |= GF_CALL_VA_ARG_PACK;
else
s->subcode &= ~GF_CALL_VA_ARG_PACK;
}
/* Return true if GIMPLE_CALL S is a stdarg call that needs the
argument pack in its argument list. */
static inline bool
gimple_call_va_arg_pack_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (s->subcode & GF_CALL_VA_ARG_PACK) != 0;
}
/* Return true if S is a noreturn call. */
static inline bool
gimple_call_noreturn_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (gimple_call_flags (s) & ECF_NORETURN) != 0;
}
/* If NOTHROW_P is true, GIMPLE_CALL S is a call that is known to not throw
even if the called function can throw in other cases. */
static inline void
gimple_call_set_nothrow (gimple s, bool nothrow_p)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (nothrow_p)
s->subcode |= GF_CALL_NOTHROW;
else
s->subcode &= ~GF_CALL_NOTHROW;
}
/* Return true if S is a nothrow call. */
static inline bool
gimple_call_nothrow_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (gimple_call_flags (s) & ECF_NOTHROW) != 0;
}
/* If FOR_VAR is true, GIMPLE_CALL S is a call to builtin_alloca that
is known to be emitted for VLA objects. Those are wrapped by
stack_save/stack_restore calls and hence can't lead to unbounded
stack growth even when they occur in loops. */
static inline void
gimple_call_set_alloca_for_var (gimple s, bool for_var)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
if (for_var)
s->subcode |= GF_CALL_ALLOCA_FOR_VAR;
else
s->subcode &= ~GF_CALL_ALLOCA_FOR_VAR;
}
/* Return true of S is a call to builtin_alloca emitted for VLA objects. */
static inline bool
gimple_call_alloca_for_var_p (gimple s)
{
GIMPLE_CHECK (s, GIMPLE_CALL);
return (s->subcode & GF_CALL_ALLOCA_FOR_VAR) != 0;
}
/* Copy all the GF_CALL_* flags from ORIG_CALL to DEST_CALL. */
static inline void
gimple_call_copy_flags (gimple dest_call, gimple orig_call)
{
GIMPLE_CHECK (dest_call, GIMPLE_CALL);
GIMPLE_CHECK (orig_call, GIMPLE_CALL);
dest_call->subcode = orig_call->subcode;
}
/* Return a pointer to the points-to solution for the set of call-used
variables of the call CALL. */
static inline struct pt_solution *
gimple_call_use_set (gimple call)
{
gimple_statement_call *call_stmt = as_a <gimple_statement_call> (call);
return &call_stmt->call_used;
}
/* Return a pointer to the points-to solution for the set of call-used
variables of the call CALL. */
static inline struct pt_solution *
gimple_call_clobber_set (gimple call)
{
gimple_statement_call *call_stmt = as_a <gimple_statement_call> (call);
return &call_stmt->call_clobbered;
}
/* Returns true if this is a GIMPLE_ASSIGN or a GIMPLE_CALL with a
non-NULL lhs. */
static inline bool
gimple_has_lhs (gimple stmt)
{
return (is_gimple_assign (stmt)
|| (is_gimple_call (stmt)
&& gimple_call_lhs (stmt) != NULL_TREE));
}
/* Return the code of the predicate computed by conditional statement GS. */
static inline enum tree_code
gimple_cond_code (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return (enum tree_code) gs->subcode;
}
/* Set CODE to be the predicate code for the conditional statement GS. */
static inline void
gimple_cond_set_code (gimple gs, enum tree_code code)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
gs->subcode = code;
}
/* Return the LHS of the predicate computed by conditional statement GS. */
static inline tree
gimple_cond_lhs (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op (gs, 0);
}
/* Return the pointer to the LHS of the predicate computed by conditional
statement GS. */
static inline tree *
gimple_cond_lhs_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op_ptr (gs, 0);
}
/* Set LHS to be the LHS operand of the predicate computed by
conditional statement GS. */
static inline void
gimple_cond_set_lhs (gimple gs, tree lhs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
gimple_set_op (gs, 0, lhs);
}
/* Return the RHS operand of the predicate computed by conditional GS. */
static inline tree
gimple_cond_rhs (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op (gs, 1);
}
/* Return the pointer to the RHS operand of the predicate computed by
conditional GS. */
static inline tree *
gimple_cond_rhs_ptr (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op_ptr (gs, 1);
}
/* Set RHS to be the RHS operand of the predicate computed by
conditional statement GS. */
static inline void
gimple_cond_set_rhs (gimple gs, tree rhs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
gimple_set_op (gs, 1, rhs);
}
/* Return the label used by conditional statement GS when its
predicate evaluates to true. */
static inline tree
gimple_cond_true_label (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op (gs, 2);
}
/* Set LABEL to be the label used by conditional statement GS when its
predicate evaluates to true. */
static inline void
gimple_cond_set_true_label (gimple gs, tree label)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
gimple_set_op (gs, 2, label);
}
/* Set LABEL to be the label used by conditional statement GS when its
predicate evaluates to false. */
static inline void
gimple_cond_set_false_label (gimple gs, tree label)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
gimple_set_op (gs, 3, label);
}
/* Return the label used by conditional statement GS when its
predicate evaluates to false. */
static inline tree
gimple_cond_false_label (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_COND);
return gimple_op (gs, 3);
}
/* Set the conditional COND_STMT to be of the form 'if (1 == 0)'. */
static inline void
gimple_cond_make_false (gimple gs)
{
gimple_cond_set_lhs (gs, boolean_true_node);
gimple_cond_set_rhs (gs, boolean_false_node);
gs->subcode = EQ_EXPR;
}
/* Set the conditional COND_STMT to be of the form 'if (1 == 1)'. */
static inline void
gimple_cond_make_true (gimple gs)
{
gimple_cond_set_lhs (gs, boolean_true_node);
gimple_cond_set_rhs (gs, boolean_true_node);
gs->subcode = EQ_EXPR;
}
/* Check if conditional statemente GS is of the form 'if (1 == 1)',
'if (0 == 0)', 'if (1 != 0)' or 'if (0 != 1)' */
static inline bool
gimple_cond_true_p (const_gimple gs)
{
tree lhs = gimple_cond_lhs (gs);
tree rhs = gimple_cond_rhs (gs);
enum tree_code code = gimple_cond_code (gs);
if (lhs != boolean_true_node && lhs != boolean_false_node)
return false;
if (rhs != boolean_true_node && rhs != boolean_false_node)
return false;
if (code == NE_EXPR && lhs != rhs)
return true;
if (code == EQ_EXPR && lhs == rhs)
return true;
return false;
}
/* Check if conditional statement GS is of the form 'if (1 != 1)',
'if (0 != 0)', 'if (1 == 0)' or 'if (0 == 1)' */
static inline bool
gimple_cond_false_p (const_gimple gs)
{
tree lhs = gimple_cond_lhs (gs);
tree rhs = gimple_cond_rhs (gs);
enum tree_code code = gimple_cond_code (gs);
if (lhs != boolean_true_node && lhs != boolean_false_node)
return false;
if (rhs != boolean_true_node && rhs != boolean_false_node)
return false;
if (code == NE_EXPR && lhs == rhs)
return true;
if (code == EQ_EXPR && lhs != rhs)
return true;
return false;
}
/* Set the code, LHS and RHS of GIMPLE_COND STMT from CODE, LHS and RHS. */
static inline void
gimple_cond_set_condition (gimple stmt, enum tree_code code, tree lhs, tree rhs)
{
gimple_cond_set_code (stmt, code);
gimple_cond_set_lhs (stmt, lhs);
gimple_cond_set_rhs (stmt, rhs);
}
/* Return the LABEL_DECL node used by GIMPLE_LABEL statement GS. */
static inline tree
gimple_label_label (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_LABEL);
return gimple_op (gs, 0);
}
/* Set LABEL to be the LABEL_DECL node used by GIMPLE_LABEL statement
GS. */
static inline void
gimple_label_set_label (gimple gs, tree label)
{
GIMPLE_CHECK (gs, GIMPLE_LABEL);
gimple_set_op (gs, 0, label);
}
/* Return the destination of the unconditional jump GS. */
static inline tree
gimple_goto_dest (const_gimple gs)
{
GIMPLE_CHECK (gs, GIMPLE_GOTO);
return gimple_op (gs, 0);
}
/* Set DEST to be the destination of the unconditonal jump GS. */
static inline void
gimple_goto_set_dest (gimple gs, tree dest)
{
GIMPLE_CHECK (gs, GIMPLE_GOTO);
gimple_set_op (gs, 0, dest);
}
/* Return the variables declared in the GIMPLE_BIND statement GS. */
static inline tree
gimple_bind_vars (const_gimple gs)
{
const gimple_statement_bind *bind_stmt =
as_a <const gimple_statement_bind> (gs);
return bind_stmt->vars;
}
/* Set VARS to be the set of variables declared in the GIMPLE_BIND
statement GS. */
static inline void
gimple_bind_set_vars (gimple gs, tree vars)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
bind_stmt->vars = vars;
}
/* Append VARS to the set of variables declared in the GIMPLE_BIND
statement GS. */
static inline void
gimple_bind_append_vars (gimple gs, tree vars)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
bind_stmt->vars = chainon (bind_stmt->vars, vars);
}
static inline gimple_seq *
gimple_bind_body_ptr (gimple gs)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
return &bind_stmt->body;
}
/* Return the GIMPLE sequence contained in the GIMPLE_BIND statement GS. */
static inline gimple_seq
gimple_bind_body (gimple gs)
{
return *gimple_bind_body_ptr (gs);
}
/* Set SEQ to be the GIMPLE sequence contained in the GIMPLE_BIND
statement GS. */
static inline void
gimple_bind_set_body (gimple gs, gimple_seq seq)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
bind_stmt->body = seq;
}
/* Append a statement to the end of a GIMPLE_BIND's body. */
static inline void
gimple_bind_add_stmt (gimple gs, gimple stmt)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
gimple_seq_add_stmt (&bind_stmt->body, stmt);
}
/* Append a sequence of statements to the end of a GIMPLE_BIND's body. */
static inline void
gimple_bind_add_seq (gimple gs, gimple_seq seq)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
gimple_seq_add_seq (&bind_stmt->body, seq);
}
/* Return the TREE_BLOCK node associated with GIMPLE_BIND statement
GS. This is analogous to the BIND_EXPR_BLOCK field in trees. */
static inline tree
gimple_bind_block (const_gimple gs)
{
const gimple_statement_bind *bind_stmt =
as_a <const gimple_statement_bind> (gs);
return bind_stmt->block;
}
/* Set BLOCK to be the TREE_BLOCK node associated with GIMPLE_BIND
statement GS. */
static inline void
gimple_bind_set_block (gimple gs, tree block)
{
gimple_statement_bind *bind_stmt = as_a <gimple_statement_bind> (gs);
gcc_gimple_checking_assert (block == NULL_TREE
|| TREE_CODE (block) == BLOCK);
bind_stmt->block = block;
}
/* Return the number of input operands for GIMPLE_ASM GS. */
static inline unsigned
gimple_asm_ninputs (const_gimple gs)