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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/tree.h
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/tree.h')
-rw-r--r--gcc-4.9/gcc/tree.h4582
1 files changed, 4582 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/tree.h b/gcc-4.9/gcc/tree.h
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+/* Definitions for the ubiquitous 'tree' type for GNU compilers.
+ Copyright (C) 1989-2014 Free Software Foundation, Inc.
+
+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_TREE_H
+#define GCC_TREE_H
+
+#include "tree-core.h"
+
+/* These includes are required here because they provide declarations
+ used by inline functions in this file.
+
+ FIXME - Move these users elsewhere? */
+#include "fold-const.h"
+
+/* Macros for initializing `tree_contains_struct'. */
+#define MARK_TS_BASE(C) \
+ do { \
+ tree_contains_struct[C][TS_BASE] = 1; \
+ } while (0)
+
+#define MARK_TS_TYPED(C) \
+ do { \
+ MARK_TS_BASE (C); \
+ tree_contains_struct[C][TS_TYPED] = 1; \
+ } while (0)
+
+#define MARK_TS_COMMON(C) \
+ do { \
+ MARK_TS_TYPED (C); \
+ tree_contains_struct[C][TS_COMMON] = 1; \
+ } while (0)
+
+#define MARK_TS_TYPE_COMMON(C) \
+ do { \
+ MARK_TS_COMMON (C); \
+ tree_contains_struct[C][TS_TYPE_COMMON] = 1; \
+ } while (0)
+
+#define MARK_TS_TYPE_WITH_LANG_SPECIFIC(C) \
+ do { \
+ MARK_TS_TYPE_COMMON (C); \
+ tree_contains_struct[C][TS_TYPE_WITH_LANG_SPECIFIC] = 1; \
+ } while (0)
+
+#define MARK_TS_DECL_MINIMAL(C) \
+ do { \
+ MARK_TS_COMMON (C); \
+ tree_contains_struct[C][TS_DECL_MINIMAL] = 1; \
+ } while (0)
+
+#define MARK_TS_DECL_COMMON(C) \
+ do { \
+ MARK_TS_DECL_MINIMAL (C); \
+ tree_contains_struct[C][TS_DECL_COMMON] = 1; \
+ } while (0)
+
+#define MARK_TS_DECL_WRTL(C) \
+ do { \
+ MARK_TS_DECL_COMMON (C); \
+ tree_contains_struct[C][TS_DECL_WRTL] = 1; \
+ } while (0)
+
+#define MARK_TS_DECL_WITH_VIS(C) \
+ do { \
+ MARK_TS_DECL_WRTL (C); \
+ tree_contains_struct[C][TS_DECL_WITH_VIS] = 1; \
+ } while (0)
+
+#define MARK_TS_DECL_NON_COMMON(C) \
+ do { \
+ MARK_TS_DECL_WITH_VIS (C); \
+ tree_contains_struct[C][TS_DECL_NON_COMMON] = 1; \
+ } while (0)
+
+
+/* Returns the string representing CLASS. */
+
+#define TREE_CODE_CLASS_STRING(CLASS)\
+ tree_code_class_strings[(int) (CLASS)]
+
+#define TREE_CODE_CLASS(CODE) tree_code_type[(int) (CODE)]
+
+/* Nonzero if NODE represents an exceptional code. */
+
+#define EXCEPTIONAL_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_exceptional)
+
+/* Nonzero if NODE represents a constant. */
+
+#define CONSTANT_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_constant)
+
+/* Nonzero if NODE represents a type. */
+
+#define TYPE_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_type)
+
+/* Nonzero if NODE represents a declaration. */
+
+#define DECL_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_declaration)
+
+/* True if NODE designates a variable declaration. */
+#define VAR_P(NODE) \
+ (TREE_CODE (NODE) == VAR_DECL)
+
+/* Nonzero if DECL represents a VAR_DECL or FUNCTION_DECL. */
+
+#define VAR_OR_FUNCTION_DECL_P(DECL)\
+ (TREE_CODE (DECL) == VAR_DECL || TREE_CODE (DECL) == FUNCTION_DECL)
+
+/* Nonzero if NODE represents a INDIRECT_REF. Keep these checks in
+ ascending code order. */
+
+#define INDIRECT_REF_P(NODE)\
+ (TREE_CODE (NODE) == INDIRECT_REF)
+
+/* Nonzero if NODE represents a reference. */
+
+#define REFERENCE_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_reference)
+
+/* Nonzero if NODE represents a comparison. */
+
+#define COMPARISON_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_comparison)
+
+/* Nonzero if NODE represents a unary arithmetic expression. */
+
+#define UNARY_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_unary)
+
+/* Nonzero if NODE represents a binary arithmetic expression. */
+
+#define BINARY_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_binary)
+
+/* Nonzero if NODE represents a statement expression. */
+
+#define STATEMENT_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_statement)
+
+/* Nonzero if NODE represents a function call-like expression with a
+ variable-length operand vector. */
+
+#define VL_EXP_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_vl_exp)
+
+/* Nonzero if NODE represents any other expression. */
+
+#define EXPRESSION_CLASS_P(NODE)\
+ (TREE_CODE_CLASS (TREE_CODE (NODE)) == tcc_expression)
+
+/* Returns nonzero iff NODE represents a type or declaration. */
+
+#define IS_TYPE_OR_DECL_P(NODE)\
+ (TYPE_P (NODE) || DECL_P (NODE))
+
+/* Returns nonzero iff CLASS is the tree-code class of an
+ expression. */
+
+#define IS_EXPR_CODE_CLASS(CLASS)\
+ ((CLASS) >= tcc_reference && (CLASS) <= tcc_expression)
+
+/* Returns nonzero iff NODE is an expression of some kind. */
+
+#define EXPR_P(NODE) IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (TREE_CODE (NODE)))
+
+#define TREE_CODE_LENGTH(CODE) tree_code_length[(int) (CODE)]
+
+
+/* Helper macros for math builtins. */
+
+#define BUILTIN_EXP10_P(FN) \
+ ((FN) == BUILT_IN_EXP10 || (FN) == BUILT_IN_EXP10F || (FN) == BUILT_IN_EXP10L \
+ || (FN) == BUILT_IN_POW10 || (FN) == BUILT_IN_POW10F || (FN) == BUILT_IN_POW10L)
+
+#define BUILTIN_EXPONENT_P(FN) (BUILTIN_EXP10_P (FN) \
+ || (FN) == BUILT_IN_EXP || (FN) == BUILT_IN_EXPF || (FN) == BUILT_IN_EXPL \
+ || (FN) == BUILT_IN_EXP2 || (FN) == BUILT_IN_EXP2F || (FN) == BUILT_IN_EXP2L)
+
+#define BUILTIN_SQRT_P(FN) \
+ ((FN) == BUILT_IN_SQRT || (FN) == BUILT_IN_SQRTF || (FN) == BUILT_IN_SQRTL)
+
+#define BUILTIN_CBRT_P(FN) \
+ ((FN) == BUILT_IN_CBRT || (FN) == BUILT_IN_CBRTF || (FN) == BUILT_IN_CBRTL)
+
+#define BUILTIN_ROOT_P(FN) (BUILTIN_SQRT_P (FN) || BUILTIN_CBRT_P (FN))
+
+#define CASE_FLT_FN(FN) case FN: case FN##F: case FN##L
+#define CASE_FLT_FN_REENT(FN) case FN##_R: case FN##F_R: case FN##L_R
+#define CASE_INT_FN(FN) case FN: case FN##L: case FN##LL: case FN##IMAX
+
+/* Define accessors for the fields that all tree nodes have
+ (though some fields are not used for all kinds of nodes). */
+
+/* The tree-code says what kind of node it is.
+ Codes are defined in tree.def. */
+#define TREE_CODE(NODE) ((enum tree_code) (NODE)->base.code)
+#define TREE_SET_CODE(NODE, VALUE) ((NODE)->base.code = (VALUE))
+
+/* When checking is enabled, errors will be generated if a tree node
+ is accessed incorrectly. The macros die with a fatal error. */
+#if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)
+
+#define TREE_CHECK(T, CODE) \
+(tree_check ((T), __FILE__, __LINE__, __FUNCTION__, (CODE)))
+
+#define TREE_NOT_CHECK(T, CODE) \
+(tree_not_check ((T), __FILE__, __LINE__, __FUNCTION__, (CODE)))
+
+#define TREE_CHECK2(T, CODE1, CODE2) \
+(tree_check2 ((T), __FILE__, __LINE__, __FUNCTION__, (CODE1), (CODE2)))
+
+#define TREE_NOT_CHECK2(T, CODE1, CODE2) \
+(tree_not_check2 ((T), __FILE__, __LINE__, __FUNCTION__, (CODE1), (CODE2)))
+
+#define TREE_CHECK3(T, CODE1, CODE2, CODE3) \
+(tree_check3 ((T), __FILE__, __LINE__, __FUNCTION__, (CODE1), (CODE2), (CODE3)))
+
+#define TREE_NOT_CHECK3(T, CODE1, CODE2, CODE3) \
+(tree_not_check3 ((T), __FILE__, __LINE__, __FUNCTION__, \
+ (CODE1), (CODE2), (CODE3)))
+
+#define TREE_CHECK4(T, CODE1, CODE2, CODE3, CODE4) \
+(tree_check4 ((T), __FILE__, __LINE__, __FUNCTION__, \
+ (CODE1), (CODE2), (CODE3), (CODE4)))
+
+#define TREE_NOT_CHECK4(T, CODE1, CODE2, CODE3, CODE4) \
+(tree_not_check4 ((T), __FILE__, __LINE__, __FUNCTION__, \
+ (CODE1), (CODE2), (CODE3), (CODE4)))
+
+#define TREE_CHECK5(T, CODE1, CODE2, CODE3, CODE4, CODE5) \
+(tree_check5 ((T), __FILE__, __LINE__, __FUNCTION__, \
+ (CODE1), (CODE2), (CODE3), (CODE4), (CODE5)))
+
+#define TREE_NOT_CHECK5(T, CODE1, CODE2, CODE3, CODE4, CODE5) \
+(tree_not_check5 ((T), __FILE__, __LINE__, __FUNCTION__, \
+ (CODE1), (CODE2), (CODE3), (CODE4), (CODE5)))
+
+#define CONTAINS_STRUCT_CHECK(T, STRUCT) \
+(contains_struct_check ((T), (STRUCT), __FILE__, __LINE__, __FUNCTION__))
+
+#define TREE_CLASS_CHECK(T, CLASS) \
+(tree_class_check ((T), (CLASS), __FILE__, __LINE__, __FUNCTION__))
+
+#define TREE_RANGE_CHECK(T, CODE1, CODE2) \
+(tree_range_check ((T), (CODE1), (CODE2), __FILE__, __LINE__, __FUNCTION__))
+
+#define OMP_CLAUSE_SUBCODE_CHECK(T, CODE) \
+(omp_clause_subcode_check ((T), (CODE), __FILE__, __LINE__, __FUNCTION__))
+
+#define OMP_CLAUSE_RANGE_CHECK(T, CODE1, CODE2) \
+(omp_clause_range_check ((T), (CODE1), (CODE2), \
+ __FILE__, __LINE__, __FUNCTION__))
+
+/* These checks have to be special cased. */
+#define EXPR_CHECK(T) \
+(expr_check ((T), __FILE__, __LINE__, __FUNCTION__))
+
+/* These checks have to be special cased. */
+#define NON_TYPE_CHECK(T) \
+(non_type_check ((T), __FILE__, __LINE__, __FUNCTION__))
+
+#define TREE_VEC_ELT_CHECK(T, I) \
+(*(CONST_CAST2 (tree *, typeof (T)*, \
+ tree_vec_elt_check ((T), (I), __FILE__, __LINE__, __FUNCTION__))))
+
+#define OMP_CLAUSE_ELT_CHECK(T, I) \
+(*(omp_clause_elt_check ((T), (I), __FILE__, __LINE__, __FUNCTION__)))
+
+/* Special checks for TREE_OPERANDs. */
+#define TREE_OPERAND_CHECK(T, I) \
+(*(CONST_CAST2 (tree*, typeof (T)*, \
+ tree_operand_check ((T), (I), __FILE__, __LINE__, __FUNCTION__))))
+
+#define TREE_OPERAND_CHECK_CODE(T, CODE, I) \
+(*(tree_operand_check_code ((T), (CODE), (I), \
+ __FILE__, __LINE__, __FUNCTION__)))
+
+/* Nodes are chained together for many purposes.
+ Types are chained together to record them for being output to the debugger
+ (see the function `chain_type').
+ Decls in the same scope are chained together to record the contents
+ of the scope.
+ Statement nodes for successive statements used to be chained together.
+ Often lists of things are represented by TREE_LIST nodes that
+ are chained together. */
+
+#define TREE_CHAIN(NODE) \
+(CONTAINS_STRUCT_CHECK (NODE, TS_COMMON)->common.chain)
+
+/* In all nodes that are expressions, this is the data type of the expression.
+ In POINTER_TYPE nodes, this is the type that the pointer points to.
+ In ARRAY_TYPE nodes, this is the type of the elements.
+ In VECTOR_TYPE nodes, this is the type of the elements. */
+#define TREE_TYPE(NODE) \
+(CONTAINS_STRUCT_CHECK (NODE, TS_TYPED)->typed.type)
+
+extern void tree_contains_struct_check_failed (const_tree,
+ const enum tree_node_structure_enum,
+ const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
+
+extern void tree_check_failed (const_tree, const char *, int, const char *,
+ ...) ATTRIBUTE_NORETURN;
+extern void tree_not_check_failed (const_tree, const char *, int, const char *,
+ ...) ATTRIBUTE_NORETURN;
+extern void tree_class_check_failed (const_tree, const enum tree_code_class,
+ const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void tree_range_check_failed (const_tree, const char *, int,
+ const char *, enum tree_code,
+ enum tree_code)
+ ATTRIBUTE_NORETURN;
+extern void tree_not_class_check_failed (const_tree,
+ const enum tree_code_class,
+ const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void tree_vec_elt_check_failed (int, int, const char *,
+ int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void phi_node_elt_check_failed (int, int, const char *,
+ int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void tree_operand_check_failed (int, const_tree,
+ const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void omp_clause_check_failed (const_tree, const char *, int,
+ const char *, enum omp_clause_code)
+ ATTRIBUTE_NORETURN;
+extern void omp_clause_operand_check_failed (int, const_tree, const char *,
+ int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void omp_clause_range_check_failed (const_tree, const char *, int,
+ const char *, enum omp_clause_code,
+ enum omp_clause_code)
+ ATTRIBUTE_NORETURN;
+
+#else /* not ENABLE_TREE_CHECKING, or not gcc */
+
+#define CONTAINS_STRUCT_CHECK(T, ENUM) (T)
+#define TREE_CHECK(T, CODE) (T)
+#define TREE_NOT_CHECK(T, CODE) (T)
+#define TREE_CHECK2(T, CODE1, CODE2) (T)
+#define TREE_NOT_CHECK2(T, CODE1, CODE2) (T)
+#define TREE_CHECK3(T, CODE1, CODE2, CODE3) (T)
+#define TREE_NOT_CHECK3(T, CODE1, CODE2, CODE3) (T)
+#define TREE_CHECK4(T, CODE1, CODE2, CODE3, CODE4) (T)
+#define TREE_NOT_CHECK4(T, CODE1, CODE2, CODE3, CODE4) (T)
+#define TREE_CHECK5(T, CODE1, CODE2, CODE3, CODE4, CODE5) (T)
+#define TREE_NOT_CHECK5(T, CODE1, CODE2, CODE3, CODE4, CODE5) (T)
+#define TREE_CLASS_CHECK(T, CODE) (T)
+#define TREE_RANGE_CHECK(T, CODE1, CODE2) (T)
+#define EXPR_CHECK(T) (T)
+#define NON_TYPE_CHECK(T) (T)
+#define TREE_VEC_ELT_CHECK(T, I) ((T)->vec.a[I])
+#define TREE_OPERAND_CHECK(T, I) ((T)->exp.operands[I])
+#define TREE_OPERAND_CHECK_CODE(T, CODE, I) ((T)->exp.operands[I])
+#define OMP_CLAUSE_ELT_CHECK(T, i) ((T)->omp_clause.ops[i])
+#define OMP_CLAUSE_RANGE_CHECK(T, CODE1, CODE2) (T)
+#define OMP_CLAUSE_SUBCODE_CHECK(T, CODE) (T)
+
+#define TREE_CHAIN(NODE) ((NODE)->common.chain)
+#define TREE_TYPE(NODE) ((NODE)->typed.type)
+
+#endif
+
+#define TREE_BLOCK(NODE) (tree_block (NODE))
+#define TREE_SET_BLOCK(T, B) (tree_set_block ((T), (B)))
+
+#include "tree-check.h"
+
+#define TYPE_CHECK(T) TREE_CLASS_CHECK (T, tcc_type)
+#define DECL_MINIMAL_CHECK(T) CONTAINS_STRUCT_CHECK (T, TS_DECL_MINIMAL)
+#define DECL_COMMON_CHECK(T) CONTAINS_STRUCT_CHECK (T, TS_DECL_COMMON)
+#define DECL_WRTL_CHECK(T) CONTAINS_STRUCT_CHECK (T, TS_DECL_WRTL)
+#define DECL_WITH_VIS_CHECK(T) CONTAINS_STRUCT_CHECK (T, TS_DECL_WITH_VIS)
+#define DECL_NON_COMMON_CHECK(T) CONTAINS_STRUCT_CHECK (T, TS_DECL_NON_COMMON)
+#define CST_CHECK(T) TREE_CLASS_CHECK (T, tcc_constant)
+#define STMT_CHECK(T) TREE_CLASS_CHECK (T, tcc_statement)
+#define VL_EXP_CHECK(T) TREE_CLASS_CHECK (T, tcc_vl_exp)
+#define FUNC_OR_METHOD_CHECK(T) TREE_CHECK2 (T, FUNCTION_TYPE, METHOD_TYPE)
+#define PTR_OR_REF_CHECK(T) TREE_CHECK2 (T, POINTER_TYPE, REFERENCE_TYPE)
+
+#define RECORD_OR_UNION_CHECK(T) \
+ TREE_CHECK3 (T, RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE)
+#define NOT_RECORD_OR_UNION_CHECK(T) \
+ TREE_NOT_CHECK3 (T, RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE)
+
+#define NUMERICAL_TYPE_CHECK(T) \
+ TREE_CHECK5 (T, INTEGER_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, REAL_TYPE, \
+ FIXED_POINT_TYPE)
+
+/* Here is how primitive or already-canonicalized types' hash codes
+ are made. */
+#define TYPE_HASH(TYPE) (TYPE_UID (TYPE))
+
+/* A simple hash function for an arbitrary tree node. This must not be
+ used in hash tables which are saved to a PCH. */
+#define TREE_HASH(NODE) ((size_t) (NODE) & 0777777)
+
+/* Tests if CODE is a conversion expr (NOP_EXPR or CONVERT_EXPR). */
+#define CONVERT_EXPR_CODE_P(CODE) \
+ ((CODE) == NOP_EXPR || (CODE) == CONVERT_EXPR)
+
+/* Similarly, but accept an expressions instead of a tree code. */
+#define CONVERT_EXPR_P(EXP) CONVERT_EXPR_CODE_P (TREE_CODE (EXP))
+
+/* Generate case for NOP_EXPR, CONVERT_EXPR. */
+
+#define CASE_CONVERT \
+ case NOP_EXPR: \
+ case CONVERT_EXPR
+
+/* Given an expression as a tree, strip any conversion that generates
+ no instruction. Accepts both tree and const_tree arguments since
+ we are not modifying the tree itself. */
+
+#define STRIP_NOPS(EXP) \
+ (EXP) = tree_strip_nop_conversions (CONST_CAST_TREE (EXP))
+
+/* Like STRIP_NOPS, but don't let the signedness change either. */
+
+#define STRIP_SIGN_NOPS(EXP) \
+ (EXP) = tree_strip_sign_nop_conversions (CONST_CAST_TREE (EXP))
+
+/* Like STRIP_NOPS, but don't alter the TREE_TYPE either. */
+
+#define STRIP_TYPE_NOPS(EXP) \
+ while ((CONVERT_EXPR_P (EXP) \
+ || TREE_CODE (EXP) == NON_LVALUE_EXPR) \
+ && TREE_OPERAND (EXP, 0) != error_mark_node \
+ && (TREE_TYPE (EXP) \
+ == TREE_TYPE (TREE_OPERAND (EXP, 0)))) \
+ (EXP) = TREE_OPERAND (EXP, 0)
+
+/* Remove unnecessary type conversions according to
+ tree_ssa_useless_type_conversion. */
+
+#define STRIP_USELESS_TYPE_CONVERSION(EXP) \
+ (EXP) = tree_ssa_strip_useless_type_conversions (EXP)
+
+/* Nonzero if TYPE represents a vector type. */
+
+#define VECTOR_TYPE_P(TYPE) (TREE_CODE (TYPE) == VECTOR_TYPE)
+
+/* Nonzero if TYPE represents an integral type. Note that we do not
+ include COMPLEX types here. Keep these checks in ascending code
+ order. */
+
+#define INTEGRAL_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == ENUMERAL_TYPE \
+ || TREE_CODE (TYPE) == BOOLEAN_TYPE \
+ || TREE_CODE (TYPE) == INTEGER_TYPE)
+
+/* Nonzero if TYPE represents a non-saturating fixed-point type. */
+
+#define NON_SAT_FIXED_POINT_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == FIXED_POINT_TYPE && !TYPE_SATURATING (TYPE))
+
+/* Nonzero if TYPE represents a saturating fixed-point type. */
+
+#define SAT_FIXED_POINT_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == FIXED_POINT_TYPE && TYPE_SATURATING (TYPE))
+
+/* Nonzero if TYPE represents a fixed-point type. */
+
+#define FIXED_POINT_TYPE_P(TYPE) (TREE_CODE (TYPE) == FIXED_POINT_TYPE)
+
+/* Nonzero if TYPE represents a scalar floating-point type. */
+
+#define SCALAR_FLOAT_TYPE_P(TYPE) (TREE_CODE (TYPE) == REAL_TYPE)
+
+/* Nonzero if TYPE represents a complex floating-point type. */
+
+#define COMPLEX_FLOAT_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == COMPLEX_TYPE \
+ && TREE_CODE (TREE_TYPE (TYPE)) == REAL_TYPE)
+
+/* Nonzero if TYPE represents a vector integer type. */
+
+#define VECTOR_INTEGER_TYPE_P(TYPE) \
+ (VECTOR_TYPE_P (TYPE) \
+ && TREE_CODE (TREE_TYPE (TYPE)) == INTEGER_TYPE)
+
+
+/* Nonzero if TYPE represents a vector floating-point type. */
+
+#define VECTOR_FLOAT_TYPE_P(TYPE) \
+ (VECTOR_TYPE_P (TYPE) \
+ && TREE_CODE (TREE_TYPE (TYPE)) == REAL_TYPE)
+
+/* Nonzero if TYPE represents a floating-point type, including complex
+ and vector floating-point types. The vector and complex check does
+ not use the previous two macros to enable early folding. */
+
+#define FLOAT_TYPE_P(TYPE) \
+ (SCALAR_FLOAT_TYPE_P (TYPE) \
+ || ((TREE_CODE (TYPE) == COMPLEX_TYPE \
+ || VECTOR_TYPE_P (TYPE)) \
+ && SCALAR_FLOAT_TYPE_P (TREE_TYPE (TYPE))))
+
+/* Nonzero if TYPE represents a decimal floating-point type. */
+#define DECIMAL_FLOAT_TYPE_P(TYPE) \
+ (SCALAR_FLOAT_TYPE_P (TYPE) \
+ && DECIMAL_FLOAT_MODE_P (TYPE_MODE (TYPE)))
+
+/* Nonzero if TYPE is a record or union type. */
+#define RECORD_OR_UNION_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == RECORD_TYPE \
+ || TREE_CODE (TYPE) == UNION_TYPE \
+ || TREE_CODE (TYPE) == QUAL_UNION_TYPE)
+
+/* Nonzero if TYPE represents an aggregate (multi-component) type.
+ Keep these checks in ascending code order. */
+
+#define AGGREGATE_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == ARRAY_TYPE || RECORD_OR_UNION_TYPE_P (TYPE))
+
+/* Nonzero if TYPE represents a pointer or reference type.
+ (It should be renamed to INDIRECT_TYPE_P.) Keep these checks in
+ ascending code order. */
+
+#define POINTER_TYPE_P(TYPE) \
+ (TREE_CODE (TYPE) == POINTER_TYPE || TREE_CODE (TYPE) == REFERENCE_TYPE)
+
+/* Nonzero if TYPE represents a pointer to function. */
+#define FUNCTION_POINTER_TYPE_P(TYPE) \
+ (POINTER_TYPE_P (TYPE) && TREE_CODE (TREE_TYPE (TYPE)) == FUNCTION_TYPE)
+
+/* Nonzero if this type is a complete type. */
+#define COMPLETE_TYPE_P(NODE) (TYPE_SIZE (NODE) != NULL_TREE)
+
+/* Nonzero if this type is the (possibly qualified) void type. */
+#define VOID_TYPE_P(NODE) (TREE_CODE (NODE) == VOID_TYPE)
+
+/* Nonzero if this type is complete or is cv void. */
+#define COMPLETE_OR_VOID_TYPE_P(NODE) \
+ (COMPLETE_TYPE_P (NODE) || VOID_TYPE_P (NODE))
+
+/* Nonzero if this type is complete or is an array with unspecified bound. */
+#define COMPLETE_OR_UNBOUND_ARRAY_TYPE_P(NODE) \
+ (COMPLETE_TYPE_P (TREE_CODE (NODE) == ARRAY_TYPE ? TREE_TYPE (NODE) : (NODE)))
+
+/* Define many boolean fields that all tree nodes have. */
+
+/* In VAR_DECL, PARM_DECL and RESULT_DECL nodes, nonzero means address
+ of this is needed. So it cannot be in a register.
+ In a FUNCTION_DECL it has no meaning.
+ In LABEL_DECL nodes, it means a goto for this label has been seen
+ from a place outside all binding contours that restore stack levels.
+ In an artificial SSA_NAME that points to a stack partition with at least
+ two variables, it means that at least one variable has TREE_ADDRESSABLE.
+ In ..._TYPE nodes, it means that objects of this type must be fully
+ addressable. This means that pieces of this object cannot go into
+ register parameters, for example. If this a function type, this
+ means that the value must be returned in memory.
+ In CONSTRUCTOR nodes, it means object constructed must be in memory.
+ In IDENTIFIER_NODEs, this means that some extern decl for this name
+ had its address taken. That matters for inline functions.
+ In a STMT_EXPR, it means we want the result of the enclosed expression. */
+#define TREE_ADDRESSABLE(NODE) ((NODE)->base.addressable_flag)
+
+/* Set on a CALL_EXPR if the call is in a tail position, ie. just before the
+ exit of a function. Calls for which this is true are candidates for tail
+ call optimizations. */
+#define CALL_EXPR_TAILCALL(NODE) \
+ (CALL_EXPR_CHECK (NODE)->base.addressable_flag)
+
+/* Used as a temporary field on a CASE_LABEL_EXPR to indicate that the
+ CASE_LOW operand has been processed. */
+#define CASE_LOW_SEEN(NODE) \
+ (CASE_LABEL_EXPR_CHECK (NODE)->base.addressable_flag)
+
+#define PREDICT_EXPR_OUTCOME(NODE) \
+ ((enum prediction) (PREDICT_EXPR_CHECK (NODE)->base.addressable_flag))
+#define SET_PREDICT_EXPR_OUTCOME(NODE, OUTCOME) \
+ (PREDICT_EXPR_CHECK (NODE)->base.addressable_flag = (int) OUTCOME)
+#define PREDICT_EXPR_PREDICTOR(NODE) \
+ ((enum br_predictor)tree_to_shwi (TREE_OPERAND (PREDICT_EXPR_CHECK (NODE), 0)))
+
+/* In a VAR_DECL, nonzero means allocate static storage.
+ In a FUNCTION_DECL, nonzero if function has been defined.
+ In a CONSTRUCTOR, nonzero means allocate static storage. */
+#define TREE_STATIC(NODE) ((NODE)->base.static_flag)
+
+/* In an ADDR_EXPR, nonzero means do not use a trampoline. */
+#define TREE_NO_TRAMPOLINE(NODE) (ADDR_EXPR_CHECK (NODE)->base.static_flag)
+
+/* In a TARGET_EXPR or WITH_CLEANUP_EXPR, means that the pertinent cleanup
+ should only be executed if an exception is thrown, not on normal exit
+ of its scope. */
+#define CLEANUP_EH_ONLY(NODE) ((NODE)->base.static_flag)
+
+/* In a TRY_CATCH_EXPR, means that the handler should be considered a
+ separate cleanup in honor_protect_cleanup_actions. */
+#define TRY_CATCH_IS_CLEANUP(NODE) \
+ (TRY_CATCH_EXPR_CHECK (NODE)->base.static_flag)
+
+/* Used as a temporary field on a CASE_LABEL_EXPR to indicate that the
+ CASE_HIGH operand has been processed. */
+#define CASE_HIGH_SEEN(NODE) \
+ (CASE_LABEL_EXPR_CHECK (NODE)->base.static_flag)
+
+/* Used to mark scoped enums. */
+#define ENUM_IS_SCOPED(NODE) (ENUMERAL_TYPE_CHECK (NODE)->base.static_flag)
+
+/* Determines whether an ENUMERAL_TYPE has defined the list of constants. */
+#define ENUM_IS_OPAQUE(NODE) (ENUMERAL_TYPE_CHECK (NODE)->base.private_flag)
+
+/* In an expr node (usually a conversion) this means the node was made
+ implicitly and should not lead to any sort of warning. In a decl node,
+ warnings concerning the decl should be suppressed. This is used at
+ least for used-before-set warnings, and it set after one warning is
+ emitted. */
+#define TREE_NO_WARNING(NODE) ((NODE)->base.nowarning_flag)
+
+/* Used to indicate that this TYPE represents a compiler-generated entity. */
+#define TYPE_ARTIFICIAL(NODE) (TYPE_CHECK (NODE)->base.nowarning_flag)
+
+/* In an IDENTIFIER_NODE, this means that assemble_name was called with
+ this string as an argument. */
+#define TREE_SYMBOL_REFERENCED(NODE) \
+ (IDENTIFIER_NODE_CHECK (NODE)->base.static_flag)
+
+/* Nonzero in a pointer or reference type means the data pointed to
+ by this type can alias anything. */
+#define TYPE_REF_CAN_ALIAS_ALL(NODE) \
+ (PTR_OR_REF_CHECK (NODE)->base.static_flag)
+
+/* In an INTEGER_CST, REAL_CST, COMPLEX_CST, or VECTOR_CST, this means
+ there was an overflow in folding. */
+
+#define TREE_OVERFLOW(NODE) (CST_CHECK (NODE)->base.public_flag)
+
+/* TREE_OVERFLOW can only be true for EXPR of CONSTANT_CLASS_P. */
+
+#define TREE_OVERFLOW_P(EXPR) \
+ (CONSTANT_CLASS_P (EXPR) && TREE_OVERFLOW (EXPR))
+
+/* In a VAR_DECL, FUNCTION_DECL, NAMESPACE_DECL or TYPE_DECL,
+ nonzero means name is to be accessible from outside this translation unit.
+ In an IDENTIFIER_NODE, nonzero means an external declaration
+ accessible from outside this translation unit was previously seen
+ for this name in an inner scope. */
+#define TREE_PUBLIC(NODE) ((NODE)->base.public_flag)
+
+/* In a _TYPE, indicates whether TYPE_CACHED_VALUES contains a vector
+ of cached values, or is something else. */
+#define TYPE_CACHED_VALUES_P(NODE) (TYPE_CHECK (NODE)->base.public_flag)
+
+/* In a SAVE_EXPR, indicates that the original expression has already
+ been substituted with a VAR_DECL that contains the value. */
+#define SAVE_EXPR_RESOLVED_P(NODE) \
+ (SAVE_EXPR_CHECK (NODE)->base.public_flag)
+
+/* Set on a CALL_EXPR if this stdarg call should be passed the argument
+ pack. */
+#define CALL_EXPR_VA_ARG_PACK(NODE) \
+ (CALL_EXPR_CHECK (NODE)->base.public_flag)
+
+/* In any expression, decl, or constant, nonzero means it has side effects or
+ reevaluation of the whole expression could produce a different value.
+ This is set if any subexpression is a function call, a side effect or a
+ reference to a volatile variable. In a ..._DECL, this is set only if the
+ declaration said `volatile'. This will never be set for a constant. */
+#define TREE_SIDE_EFFECTS(NODE) \
+ (NON_TYPE_CHECK (NODE)->base.side_effects_flag)
+
+/* In a LABEL_DECL, nonzero means this label had its address taken
+ and therefore can never be deleted and is a jump target for
+ computed gotos. */
+#define FORCED_LABEL(NODE) (LABEL_DECL_CHECK (NODE)->base.side_effects_flag)
+
+/* Nonzero means this expression is volatile in the C sense:
+ its address should be of type `volatile WHATEVER *'.
+ In other words, the declared item is volatile qualified.
+ This is used in _DECL nodes and _REF nodes.
+ On a FUNCTION_DECL node, this means the function does not
+ return normally. This is the same effect as setting
+ the attribute noreturn on the function in C.
+
+ In a ..._TYPE node, means this type is volatile-qualified.
+ But use TYPE_VOLATILE instead of this macro when the node is a type,
+ because eventually we may make that a different bit.
+
+ If this bit is set in an expression, so is TREE_SIDE_EFFECTS. */
+#define TREE_THIS_VOLATILE(NODE) ((NODE)->base.volatile_flag)
+
+/* Nonzero means this node will not trap. In an INDIRECT_REF, means
+ accessing the memory pointed to won't generate a trap. However,
+ this only applies to an object when used appropriately: it doesn't
+ mean that writing a READONLY mem won't trap.
+
+ In ARRAY_REF and ARRAY_RANGE_REF means that we know that the index
+ (or slice of the array) always belongs to the range of the array.
+ I.e. that the access will not trap, provided that the access to
+ the base to the array will not trap. */
+#define TREE_THIS_NOTRAP(NODE) \
+ (TREE_CHECK5 (NODE, INDIRECT_REF, MEM_REF, TARGET_MEM_REF, ARRAY_REF, \
+ ARRAY_RANGE_REF)->base.nothrow_flag)
+
+/* In a VAR_DECL, PARM_DECL or FIELD_DECL, or any kind of ..._REF node,
+ nonzero means it may not be the lhs of an assignment.
+ Nonzero in a FUNCTION_DECL means this function should be treated
+ as "const" function (can only read its arguments). */
+#define TREE_READONLY(NODE) (NON_TYPE_CHECK (NODE)->base.readonly_flag)
+
+/* Value of expression is constant. Always on in all ..._CST nodes. May
+ also appear in an expression or decl where the value is constant. */
+#define TREE_CONSTANT(NODE) (NON_TYPE_CHECK (NODE)->base.constant_flag)
+
+/* Nonzero if NODE, a type, has had its sizes gimplified. */
+#define TYPE_SIZES_GIMPLIFIED(NODE) \
+ (TYPE_CHECK (NODE)->base.constant_flag)
+
+/* In a decl (most significantly a FIELD_DECL), means an unsigned field. */
+#define DECL_UNSIGNED(NODE) \
+ (DECL_COMMON_CHECK (NODE)->base.u.bits.unsigned_flag)
+
+/* In integral and pointer types, means an unsigned type. */
+#define TYPE_UNSIGNED(NODE) (TYPE_CHECK (NODE)->base.u.bits.unsigned_flag)
+
+/* True if overflow wraps around for the given integral type. That
+ is, TYPE_MAX + 1 == TYPE_MIN. */
+#define TYPE_OVERFLOW_WRAPS(TYPE) \
+ (TYPE_UNSIGNED (TYPE) || flag_wrapv)
+
+/* True if overflow is undefined for the given integral type. We may
+ optimize on the assumption that values in the type never overflow.
+
+ IMPORTANT NOTE: Any optimization based on TYPE_OVERFLOW_UNDEFINED
+ must issue a warning based on warn_strict_overflow. In some cases
+ it will be appropriate to issue the warning immediately, and in
+ other cases it will be appropriate to simply set a flag and let the
+ caller decide whether a warning is appropriate or not. */
+#define TYPE_OVERFLOW_UNDEFINED(TYPE) \
+ (!TYPE_UNSIGNED (TYPE) && !flag_wrapv && !flag_trapv && flag_strict_overflow)
+
+/* True if overflow for the given integral type should issue a
+ trap. */
+#define TYPE_OVERFLOW_TRAPS(TYPE) \
+ (!TYPE_UNSIGNED (TYPE) && flag_trapv)
+
+/* True if pointer types have undefined overflow. */
+#define POINTER_TYPE_OVERFLOW_UNDEFINED (flag_strict_overflow)
+
+/* Nonzero in a VAR_DECL or STRING_CST means assembler code has been written.
+ Nonzero in a FUNCTION_DECL means that the function has been compiled.
+ This is interesting in an inline function, since it might not need
+ to be compiled separately.
+ Nonzero in a RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE, ENUMERAL_TYPE
+ or TYPE_DECL if the debugging info for the type has been written.
+ In a BLOCK node, nonzero if reorder_blocks has already seen this block.
+ In an SSA_NAME node, nonzero if the SSA_NAME occurs in an abnormal
+ PHI node. */
+#define TREE_ASM_WRITTEN(NODE) ((NODE)->base.asm_written_flag)
+
+/* Nonzero in a _DECL if the name is used in its scope.
+ Nonzero in an expr node means inhibit warning if value is unused.
+ In IDENTIFIER_NODEs, this means that some extern decl for this name
+ was used.
+ In a BLOCK, this means that the block contains variables that are used. */
+#define TREE_USED(NODE) ((NODE)->base.used_flag)
+
+/* In a FUNCTION_DECL, nonzero means a call to the function cannot
+ throw an exception. In a CALL_EXPR, nonzero means the call cannot
+ throw. We can't easily check the node type here as the C++
+ frontend also uses this flag (for AGGR_INIT_EXPR). */
+#define TREE_NOTHROW(NODE) ((NODE)->base.nothrow_flag)
+
+/* In a CALL_EXPR, means that it's safe to use the target of the call
+ expansion as the return slot for a call that returns in memory. */
+#define CALL_EXPR_RETURN_SLOT_OPT(NODE) \
+ (CALL_EXPR_CHECK (NODE)->base.private_flag)
+
+/* Cilk keywords accessors. */
+#define CILK_SPAWN_FN(NODE) TREE_OPERAND (CILK_SPAWN_STMT_CHECK (NODE), 0)
+
+/* In a RESULT_DECL, PARM_DECL and VAR_DECL, means that it is
+ passed by invisible reference (and the TREE_TYPE is a pointer to the true
+ type). */
+#define DECL_BY_REFERENCE(NODE) \
+ (TREE_CHECK3 (NODE, VAR_DECL, PARM_DECL, \
+ RESULT_DECL)->decl_common.decl_by_reference_flag)
+
+/* In VAR_DECL and PARM_DECL, set when the decl has been used except for
+ being set. */
+#define DECL_READ_P(NODE) \
+ (TREE_CHECK2 (NODE, VAR_DECL, PARM_DECL)->decl_common.decl_read_flag)
+
+/* In VAR_DECL or RESULT_DECL, set when significant code movement precludes
+ attempting to share the stack slot with some other variable. */
+#define DECL_NONSHAREABLE(NODE) \
+ (TREE_CHECK2 (NODE, VAR_DECL, \
+ RESULT_DECL)->decl_common.decl_nonshareable_flag)
+
+/* In a CALL_EXPR, means that the call is the jump from a thunk to the
+ thunked-to function. */
+#define CALL_FROM_THUNK_P(NODE) (CALL_EXPR_CHECK (NODE)->base.protected_flag)
+
+/* In a CALL_EXPR, if the function being called is BUILT_IN_ALLOCA, means that
+ it has been built for the declaration of a variable-sized object. */
+#define CALL_ALLOCA_FOR_VAR_P(NODE) \
+ (CALL_EXPR_CHECK (NODE)->base.protected_flag)
+
+/* In a type, nonzero means that all objects of the type are guaranteed by the
+ language or front-end to be properly aligned, so we can indicate that a MEM
+ of this type is aligned at least to the alignment of the type, even if it
+ doesn't appear that it is. We see this, for example, in object-oriented
+ languages where a tag field may show this is an object of a more-aligned
+ variant of the more generic type.
+
+ In an SSA_NAME node, nonzero if the SSA_NAME node is on the SSA_NAME
+ freelist. */
+#define TYPE_ALIGN_OK(NODE) (TYPE_CHECK (NODE)->base.nothrow_flag)
+
+/* Used in classes in C++. */
+#define TREE_PRIVATE(NODE) ((NODE)->base.private_flag)
+/* Used in classes in C++. */
+#define TREE_PROTECTED(NODE) ((NODE)->base.protected_flag)
+
+/* True if reference type NODE is a C++ rvalue reference. */
+#define TYPE_REF_IS_RVALUE(NODE) \
+ (REFERENCE_TYPE_CHECK (NODE)->base.private_flag)
+
+/* Nonzero in a _DECL if the use of the name is defined as a
+ deprecated feature by __attribute__((deprecated)). */
+#define TREE_DEPRECATED(NODE) \
+ ((NODE)->base.deprecated_flag)
+
+/* Nonzero in an IDENTIFIER_NODE if the name is a local alias, whose
+ uses are to be substituted for uses of the TREE_CHAINed identifier. */
+#define IDENTIFIER_TRANSPARENT_ALIAS(NODE) \
+ (IDENTIFIER_NODE_CHECK (NODE)->base.deprecated_flag)
+
+/* In fixed-point types, means a saturating type. */
+#define TYPE_SATURATING(NODE) (TYPE_CHECK (NODE)->base.u.bits.saturating_flag)
+
+/* These flags are available for each language front end to use internally. */
+#define TREE_LANG_FLAG_0(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_0)
+#define TREE_LANG_FLAG_1(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_1)
+#define TREE_LANG_FLAG_2(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_2)
+#define TREE_LANG_FLAG_3(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_3)
+#define TREE_LANG_FLAG_4(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_4)
+#define TREE_LANG_FLAG_5(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_5)
+#define TREE_LANG_FLAG_6(NODE) \
+ (TREE_NOT_CHECK2 (NODE, TREE_VEC, SSA_NAME)->base.u.bits.lang_flag_6)
+
+/* Define additional fields and accessors for nodes representing constants. */
+
+/* In an INTEGER_CST node. These two together make a 2-word integer.
+ If the data type is signed, the value is sign-extended to 2 words
+ even though not all of them may really be in use.
+ In an unsigned constant shorter than 2 words, the extra bits are 0. */
+#define TREE_INT_CST(NODE) (INTEGER_CST_CHECK (NODE)->int_cst.int_cst)
+#define TREE_INT_CST_LOW(NODE) (TREE_INT_CST (NODE).low)
+#define TREE_INT_CST_HIGH(NODE) (TREE_INT_CST (NODE).high)
+
+#define INT_CST_LT(A, B) \
+ (TREE_INT_CST_HIGH (A) < TREE_INT_CST_HIGH (B) \
+ || (TREE_INT_CST_HIGH (A) == TREE_INT_CST_HIGH (B) \
+ && TREE_INT_CST_LOW (A) < TREE_INT_CST_LOW (B)))
+
+#define INT_CST_LT_UNSIGNED(A, B) \
+ (((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (A) \
+ < (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (B)) \
+ || (((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (A) \
+ == (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (B)) \
+ && TREE_INT_CST_LOW (A) < TREE_INT_CST_LOW (B)))
+
+#define TREE_REAL_CST_PTR(NODE) (REAL_CST_CHECK (NODE)->real_cst.real_cst_ptr)
+#define TREE_REAL_CST(NODE) (*TREE_REAL_CST_PTR (NODE))
+
+#define TREE_FIXED_CST_PTR(NODE) \
+ (FIXED_CST_CHECK (NODE)->fixed_cst.fixed_cst_ptr)
+#define TREE_FIXED_CST(NODE) (*TREE_FIXED_CST_PTR (NODE))
+
+/* In a STRING_CST */
+/* In C terms, this is sizeof, not strlen. */
+#define TREE_STRING_LENGTH(NODE) (STRING_CST_CHECK (NODE)->string.length)
+#define TREE_STRING_POINTER(NODE) \
+ ((const char *)(STRING_CST_CHECK (NODE)->string.str))
+
+/* In a COMPLEX_CST node. */
+#define TREE_REALPART(NODE) (COMPLEX_CST_CHECK (NODE)->complex.real)
+#define TREE_IMAGPART(NODE) (COMPLEX_CST_CHECK (NODE)->complex.imag)
+
+/* In a VECTOR_CST node. */
+#define VECTOR_CST_NELTS(NODE) (TYPE_VECTOR_SUBPARTS (TREE_TYPE (NODE)))
+#define VECTOR_CST_ELTS(NODE) (VECTOR_CST_CHECK (NODE)->vector.elts)
+#define VECTOR_CST_ELT(NODE,IDX) (VECTOR_CST_CHECK (NODE)->vector.elts[IDX])
+
+/* Define fields and accessors for some special-purpose tree nodes. */
+
+#define IDENTIFIER_LENGTH(NODE) \
+ (IDENTIFIER_NODE_CHECK (NODE)->identifier.id.len)
+#define IDENTIFIER_POINTER(NODE) \
+ ((const char *) IDENTIFIER_NODE_CHECK (NODE)->identifier.id.str)
+#define IDENTIFIER_HASH_VALUE(NODE) \
+ (IDENTIFIER_NODE_CHECK (NODE)->identifier.id.hash_value)
+
+/* Translate a hash table identifier pointer to a tree_identifier
+ pointer, and vice versa. */
+
+#define HT_IDENT_TO_GCC_IDENT(NODE) \
+ ((tree) ((char *) (NODE) - sizeof (struct tree_common)))
+#define GCC_IDENT_TO_HT_IDENT(NODE) (&((struct tree_identifier *) (NODE))->id)
+
+/* In a TREE_LIST node. */
+#define TREE_PURPOSE(NODE) (TREE_LIST_CHECK (NODE)->list.purpose)
+#define TREE_VALUE(NODE) (TREE_LIST_CHECK (NODE)->list.value)
+
+/* In a TREE_VEC node. */
+#define TREE_VEC_LENGTH(NODE) (TREE_VEC_CHECK (NODE)->base.u.length)
+#define TREE_VEC_END(NODE) \
+ ((void) TREE_VEC_CHECK (NODE), &((NODE)->vec.a[(NODE)->vec.base.u.length]))
+
+#define TREE_VEC_ELT(NODE,I) TREE_VEC_ELT_CHECK (NODE, I)
+
+/* In a CONSTRUCTOR node. */
+#define CONSTRUCTOR_ELTS(NODE) (CONSTRUCTOR_CHECK (NODE)->constructor.elts)
+#define CONSTRUCTOR_ELT(NODE,IDX) \
+ (&(*CONSTRUCTOR_ELTS (NODE))[IDX])
+#define CONSTRUCTOR_NELTS(NODE) \
+ (vec_safe_length (CONSTRUCTOR_ELTS (NODE)))
+#define CONSTRUCTOR_NO_CLEARING(NODE) \
+ (CONSTRUCTOR_CHECK (NODE)->base.public_flag)
+
+/* Iterate through the vector V of CONSTRUCTOR_ELT elements, yielding the
+ value of each element (stored within VAL). IX must be a scratch variable
+ of unsigned integer type. */
+#define FOR_EACH_CONSTRUCTOR_VALUE(V, IX, VAL) \
+ for (IX = 0; (IX >= vec_safe_length (V)) \
+ ? false \
+ : ((VAL = (*(V))[IX].value), \
+ true); \
+ (IX)++)
+
+/* Iterate through the vector V of CONSTRUCTOR_ELT elements, yielding both
+ the value of each element (stored within VAL) and its index (stored
+ within INDEX). IX must be a scratch variable of unsigned integer type. */
+#define FOR_EACH_CONSTRUCTOR_ELT(V, IX, INDEX, VAL) \
+ for (IX = 0; (IX >= vec_safe_length (V)) \
+ ? false \
+ : (((void) (VAL = (*V)[IX].value)), \
+ (INDEX = (*V)[IX].index), \
+ true); \
+ (IX)++)
+
+/* Append a new constructor element to V, with the specified INDEX and VAL. */
+#define CONSTRUCTOR_APPEND_ELT(V, INDEX, VALUE) \
+ do { \
+ constructor_elt _ce___ = {INDEX, VALUE}; \
+ vec_safe_push ((V), _ce___); \
+ } while (0)
+
+/* True if NODE, a FIELD_DECL, is to be processed as a bitfield for
+ constructor output purposes. */
+#define CONSTRUCTOR_BITFIELD_P(NODE) \
+ (DECL_BIT_FIELD (FIELD_DECL_CHECK (NODE)) && DECL_MODE (NODE) != BLKmode)
+
+/* True if NODE is a clobber right hand side, an expression of indeterminate
+ value that clobbers the LHS in a copy instruction. We use a volatile
+ empty CONSTRUCTOR for this, as it matches most of the necessary semantic.
+ In particular the volatile flag causes us to not prematurely remove
+ such clobber instructions. */
+#define TREE_CLOBBER_P(NODE) \
+ (TREE_CODE (NODE) == CONSTRUCTOR && TREE_THIS_VOLATILE (NODE))
+
+/* Define fields and accessors for some nodes that represent expressions. */
+
+/* Nonzero if NODE is an empty statement (NOP_EXPR <0>). */
+#define IS_EMPTY_STMT(NODE) (TREE_CODE (NODE) == NOP_EXPR \
+ && VOID_TYPE_P (TREE_TYPE (NODE)) \
+ && integer_zerop (TREE_OPERAND (NODE, 0)))
+
+/* In ordinary expression nodes. */
+#define TREE_OPERAND_LENGTH(NODE) tree_operand_length (NODE)
+#define TREE_OPERAND(NODE, I) TREE_OPERAND_CHECK (NODE, I)
+
+/* In a tcc_vl_exp node, operand 0 is an INT_CST node holding the operand
+ length. Its value includes the length operand itself; that is,
+ the minimum valid length is 1.
+ Note that we have to bypass the use of TREE_OPERAND to access
+ that field to avoid infinite recursion in expanding the macros. */
+#define VL_EXP_OPERAND_LENGTH(NODE) \
+ ((int)TREE_INT_CST_LOW (VL_EXP_CHECK (NODE)->exp.operands[0]))
+
+/* Nonzero if is_gimple_debug() may possibly hold. */
+#define MAY_HAVE_DEBUG_STMTS (flag_var_tracking_assignments)
+
+/* In a LOOP_EXPR node. */
+#define LOOP_EXPR_BODY(NODE) TREE_OPERAND_CHECK_CODE (NODE, LOOP_EXPR, 0)
+
+/* The source location of this expression. Non-tree_exp nodes such as
+ decls and constants can be shared among multiple locations, so
+ return nothing. */
+#define EXPR_LOCATION(NODE) \
+ (CAN_HAVE_LOCATION_P ((NODE)) ? (NODE)->exp.locus : UNKNOWN_LOCATION)
+#define SET_EXPR_LOCATION(NODE, LOCUS) EXPR_CHECK ((NODE))->exp.locus = (LOCUS)
+#define EXPR_HAS_LOCATION(NODE) (LOCATION_LOCUS (EXPR_LOCATION (NODE)) \
+ != UNKNOWN_LOCATION)
+/* The location to be used in a diagnostic about this expression. Do not
+ use this macro if the location will be assigned to other expressions. */
+#define EXPR_LOC_OR_LOC(NODE, LOCUS) (EXPR_HAS_LOCATION (NODE) \
+ ? (NODE)->exp.locus : (LOCUS))
+#define EXPR_FILENAME(NODE) LOCATION_FILE (EXPR_CHECK ((NODE))->exp.locus)
+#define EXPR_LINENO(NODE) LOCATION_LINE (EXPR_CHECK (NODE)->exp.locus)
+
+/* True if a tree is an expression or statement that can have a
+ location. */
+#define CAN_HAVE_LOCATION_P(NODE) ((NODE) && EXPR_P (NODE))
+
+extern void protected_set_expr_location (tree, location_t);
+
+/* In a TARGET_EXPR node. */
+#define TARGET_EXPR_SLOT(NODE) TREE_OPERAND_CHECK_CODE (NODE, TARGET_EXPR, 0)
+#define TARGET_EXPR_INITIAL(NODE) TREE_OPERAND_CHECK_CODE (NODE, TARGET_EXPR, 1)
+#define TARGET_EXPR_CLEANUP(NODE) TREE_OPERAND_CHECK_CODE (NODE, TARGET_EXPR, 2)
+
+/* DECL_EXPR accessor. This gives access to the DECL associated with
+ the given declaration statement. */
+#define DECL_EXPR_DECL(NODE) TREE_OPERAND (DECL_EXPR_CHECK (NODE), 0)
+
+#define EXIT_EXPR_COND(NODE) TREE_OPERAND (EXIT_EXPR_CHECK (NODE), 0)
+
+/* COMPOUND_LITERAL_EXPR accessors. */
+#define COMPOUND_LITERAL_EXPR_DECL_EXPR(NODE) \
+ TREE_OPERAND (COMPOUND_LITERAL_EXPR_CHECK (NODE), 0)
+#define COMPOUND_LITERAL_EXPR_DECL(NODE) \
+ DECL_EXPR_DECL (COMPOUND_LITERAL_EXPR_DECL_EXPR (NODE))
+
+/* SWITCH_EXPR accessors. These give access to the condition, body and
+ original condition type (before any compiler conversions)
+ of the switch statement, respectively. */
+#define SWITCH_COND(NODE) TREE_OPERAND (SWITCH_EXPR_CHECK (NODE), 0)
+#define SWITCH_BODY(NODE) TREE_OPERAND (SWITCH_EXPR_CHECK (NODE), 1)
+#define SWITCH_LABELS(NODE) TREE_OPERAND (SWITCH_EXPR_CHECK (NODE), 2)
+
+/* CASE_LABEL_EXPR accessors. These give access to the high and low values
+ of a case label, respectively. */
+#define CASE_LOW(NODE) TREE_OPERAND (CASE_LABEL_EXPR_CHECK (NODE), 0)
+#define CASE_HIGH(NODE) TREE_OPERAND (CASE_LABEL_EXPR_CHECK (NODE), 1)
+#define CASE_LABEL(NODE) TREE_OPERAND (CASE_LABEL_EXPR_CHECK (NODE), 2)
+#define CASE_CHAIN(NODE) TREE_OPERAND (CASE_LABEL_EXPR_CHECK (NODE), 3)
+
+/* The operands of a TARGET_MEM_REF. Operands 0 and 1 have to match
+ corresponding MEM_REF operands. */
+#define TMR_BASE(NODE) (TREE_OPERAND (TARGET_MEM_REF_CHECK (NODE), 0))
+#define TMR_OFFSET(NODE) (TREE_OPERAND (TARGET_MEM_REF_CHECK (NODE), 1))
+#define TMR_INDEX(NODE) (TREE_OPERAND (TARGET_MEM_REF_CHECK (NODE), 2))
+#define TMR_STEP(NODE) (TREE_OPERAND (TARGET_MEM_REF_CHECK (NODE), 3))
+#define TMR_INDEX2(NODE) (TREE_OPERAND (TARGET_MEM_REF_CHECK (NODE), 4))
+
+/* The operands of a BIND_EXPR. */
+#define BIND_EXPR_VARS(NODE) (TREE_OPERAND (BIND_EXPR_CHECK (NODE), 0))
+#define BIND_EXPR_BODY(NODE) (TREE_OPERAND (BIND_EXPR_CHECK (NODE), 1))
+#define BIND_EXPR_BLOCK(NODE) (TREE_OPERAND (BIND_EXPR_CHECK (NODE), 2))
+
+/* GOTO_EXPR accessor. This gives access to the label associated with
+ a goto statement. */
+#define GOTO_DESTINATION(NODE) TREE_OPERAND ((NODE), 0)
+
+/* ASM_EXPR accessors. ASM_STRING returns a STRING_CST for the
+ instruction (e.g., "mov x, y"). ASM_OUTPUTS, ASM_INPUTS, and
+ ASM_CLOBBERS represent the outputs, inputs, and clobbers for the
+ statement. */
+#define ASM_STRING(NODE) TREE_OPERAND (ASM_EXPR_CHECK (NODE), 0)
+#define ASM_OUTPUTS(NODE) TREE_OPERAND (ASM_EXPR_CHECK (NODE), 1)
+#define ASM_INPUTS(NODE) TREE_OPERAND (ASM_EXPR_CHECK (NODE), 2)
+#define ASM_CLOBBERS(NODE) TREE_OPERAND (ASM_EXPR_CHECK (NODE), 3)
+#define ASM_LABELS(NODE) TREE_OPERAND (ASM_EXPR_CHECK (NODE), 4)
+/* Nonzero if we want to create an ASM_INPUT instead of an
+ ASM_OPERAND with no operands. */
+#define ASM_INPUT_P(NODE) (ASM_EXPR_CHECK (NODE)->base.static_flag)
+#define ASM_VOLATILE_P(NODE) (ASM_EXPR_CHECK (NODE)->base.public_flag)
+
+/* COND_EXPR accessors. */
+#define COND_EXPR_COND(NODE) (TREE_OPERAND (COND_EXPR_CHECK (NODE), 0))
+#define COND_EXPR_THEN(NODE) (TREE_OPERAND (COND_EXPR_CHECK (NODE), 1))
+#define COND_EXPR_ELSE(NODE) (TREE_OPERAND (COND_EXPR_CHECK (NODE), 2))
+
+/* Accessors for the chains of recurrences. */
+#define CHREC_VAR(NODE) TREE_OPERAND (POLYNOMIAL_CHREC_CHECK (NODE), 0)
+#define CHREC_LEFT(NODE) TREE_OPERAND (POLYNOMIAL_CHREC_CHECK (NODE), 1)
+#define CHREC_RIGHT(NODE) TREE_OPERAND (POLYNOMIAL_CHREC_CHECK (NODE), 2)
+#define CHREC_VARIABLE(NODE) TREE_INT_CST_LOW (CHREC_VAR (NODE))
+
+/* LABEL_EXPR accessor. This gives access to the label associated with
+ the given label expression. */
+#define LABEL_EXPR_LABEL(NODE) TREE_OPERAND (LABEL_EXPR_CHECK (NODE), 0)
+
+/* CATCH_EXPR accessors. */
+#define CATCH_TYPES(NODE) TREE_OPERAND (CATCH_EXPR_CHECK (NODE), 0)
+#define CATCH_BODY(NODE) TREE_OPERAND (CATCH_EXPR_CHECK (NODE), 1)
+
+/* EH_FILTER_EXPR accessors. */
+#define EH_FILTER_TYPES(NODE) TREE_OPERAND (EH_FILTER_EXPR_CHECK (NODE), 0)
+#define EH_FILTER_FAILURE(NODE) TREE_OPERAND (EH_FILTER_EXPR_CHECK (NODE), 1)
+
+/* OBJ_TYPE_REF accessors. */
+#define OBJ_TYPE_REF_EXPR(NODE) TREE_OPERAND (OBJ_TYPE_REF_CHECK (NODE), 0)
+#define OBJ_TYPE_REF_OBJECT(NODE) TREE_OPERAND (OBJ_TYPE_REF_CHECK (NODE), 1)
+#define OBJ_TYPE_REF_TOKEN(NODE) TREE_OPERAND (OBJ_TYPE_REF_CHECK (NODE), 2)
+
+/* ASSERT_EXPR accessors. */
+#define ASSERT_EXPR_VAR(NODE) TREE_OPERAND (ASSERT_EXPR_CHECK (NODE), 0)
+#define ASSERT_EXPR_COND(NODE) TREE_OPERAND (ASSERT_EXPR_CHECK (NODE), 1)
+
+/* CALL_EXPR accessors.
+ */
+#define CALL_EXPR_FN(NODE) TREE_OPERAND (CALL_EXPR_CHECK (NODE), 1)
+#define CALL_EXPR_STATIC_CHAIN(NODE) TREE_OPERAND (CALL_EXPR_CHECK (NODE), 2)
+#define CALL_EXPR_ARG(NODE, I) TREE_OPERAND (CALL_EXPR_CHECK (NODE), (I) + 3)
+#define call_expr_nargs(NODE) (VL_EXP_OPERAND_LENGTH (NODE) - 3)
+
+/* CALL_EXPR_ARGP returns a pointer to the argument vector for NODE.
+ We can't use &CALL_EXPR_ARG (NODE, 0) because that will complain if
+ the argument count is zero when checking is enabled. Instead, do
+ the pointer arithmetic to advance past the 3 fixed operands in a
+ CALL_EXPR. That produces a valid pointer to just past the end of the
+ operand array, even if it's not valid to dereference it. */
+#define CALL_EXPR_ARGP(NODE) \
+ (&(TREE_OPERAND (CALL_EXPR_CHECK (NODE), 0)) + 3)
+
+/* TM directives and accessors. */
+#define TRANSACTION_EXPR_BODY(NODE) \
+ TREE_OPERAND (TRANSACTION_EXPR_CHECK (NODE), 0)
+#define TRANSACTION_EXPR_OUTER(NODE) \
+ (TRANSACTION_EXPR_CHECK (NODE)->base.static_flag)
+#define TRANSACTION_EXPR_RELAXED(NODE) \
+ (TRANSACTION_EXPR_CHECK (NODE)->base.public_flag)
+
+/* OpenMP directive and clause accessors. */
+
+#define OMP_BODY(NODE) \
+ TREE_OPERAND (TREE_RANGE_CHECK (NODE, OMP_PARALLEL, OMP_CRITICAL), 0)
+#define OMP_CLAUSES(NODE) \
+ TREE_OPERAND (TREE_RANGE_CHECK (NODE, OMP_PARALLEL, OMP_SINGLE), 1)
+
+#define OMP_PARALLEL_BODY(NODE) TREE_OPERAND (OMP_PARALLEL_CHECK (NODE), 0)
+#define OMP_PARALLEL_CLAUSES(NODE) TREE_OPERAND (OMP_PARALLEL_CHECK (NODE), 1)
+
+#define OMP_TASK_BODY(NODE) TREE_OPERAND (OMP_TASK_CHECK (NODE), 0)
+#define OMP_TASK_CLAUSES(NODE) TREE_OPERAND (OMP_TASK_CHECK (NODE), 1)
+
+#define OMP_TASKREG_CHECK(NODE) TREE_RANGE_CHECK (NODE, OMP_PARALLEL, OMP_TASK)
+#define OMP_TASKREG_BODY(NODE) TREE_OPERAND (OMP_TASKREG_CHECK (NODE), 0)
+#define OMP_TASKREG_CLAUSES(NODE) TREE_OPERAND (OMP_TASKREG_CHECK (NODE), 1)
+
+#define OMP_LOOP_CHECK(NODE) TREE_RANGE_CHECK (NODE, OMP_FOR, OMP_DISTRIBUTE)
+#define OMP_FOR_BODY(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 0)
+#define OMP_FOR_CLAUSES(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 1)
+#define OMP_FOR_INIT(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 2)
+#define OMP_FOR_COND(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 3)
+#define OMP_FOR_INCR(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 4)
+#define OMP_FOR_PRE_BODY(NODE) TREE_OPERAND (OMP_LOOP_CHECK (NODE), 5)
+
+#define OMP_SECTIONS_BODY(NODE) TREE_OPERAND (OMP_SECTIONS_CHECK (NODE), 0)
+#define OMP_SECTIONS_CLAUSES(NODE) TREE_OPERAND (OMP_SECTIONS_CHECK (NODE), 1)
+
+#define OMP_SECTION_BODY(NODE) TREE_OPERAND (OMP_SECTION_CHECK (NODE), 0)
+
+#define OMP_SINGLE_BODY(NODE) TREE_OPERAND (OMP_SINGLE_CHECK (NODE), 0)
+#define OMP_SINGLE_CLAUSES(NODE) TREE_OPERAND (OMP_SINGLE_CHECK (NODE), 1)
+
+#define OMP_MASTER_BODY(NODE) TREE_OPERAND (OMP_MASTER_CHECK (NODE), 0)
+
+#define OMP_TASKGROUP_BODY(NODE) TREE_OPERAND (OMP_TASKGROUP_CHECK (NODE), 0)
+
+#define OMP_ORDERED_BODY(NODE) TREE_OPERAND (OMP_ORDERED_CHECK (NODE), 0)
+
+#define OMP_CRITICAL_BODY(NODE) TREE_OPERAND (OMP_CRITICAL_CHECK (NODE), 0)
+#define OMP_CRITICAL_NAME(NODE) TREE_OPERAND (OMP_CRITICAL_CHECK (NODE), 1)
+
+#define OMP_TEAMS_BODY(NODE) TREE_OPERAND (OMP_TEAMS_CHECK (NODE), 0)
+#define OMP_TEAMS_CLAUSES(NODE) TREE_OPERAND (OMP_TEAMS_CHECK (NODE), 1)
+
+#define OMP_TARGET_DATA_BODY(NODE) \
+ TREE_OPERAND (OMP_TARGET_DATA_CHECK (NODE), 0)
+#define OMP_TARGET_DATA_CLAUSES(NODE)\
+ TREE_OPERAND (OMP_TARGET_DATA_CHECK (NODE), 1)
+
+#define OMP_TARGET_BODY(NODE) TREE_OPERAND (OMP_TARGET_CHECK (NODE), 0)
+#define OMP_TARGET_CLAUSES(NODE) TREE_OPERAND (OMP_TARGET_CHECK (NODE), 1)
+
+#define OMP_TARGET_UPDATE_CLAUSES(NODE)\
+ TREE_OPERAND (OMP_TARGET_UPDATE_CHECK (NODE), 0)
+
+#define OMP_CLAUSE_SIZE(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_RANGE_CHECK (OMP_CLAUSE_CHECK (NODE), \
+ OMP_CLAUSE_FROM, \
+ OMP_CLAUSE_MAP), 1)
+
+#define OMP_CLAUSE_CHAIN(NODE) TREE_CHAIN (OMP_CLAUSE_CHECK (NODE))
+#define OMP_CLAUSE_DECL(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_RANGE_CHECK (OMP_CLAUSE_CHECK (NODE), \
+ OMP_CLAUSE_PRIVATE, \
+ OMP_CLAUSE__LOOPTEMP_), 0)
+#define OMP_CLAUSE_HAS_LOCATION(NODE) \
+ (LOCATION_LOCUS ((OMP_CLAUSE_CHECK (NODE))->omp_clause.locus) \
+ != UNKNOWN_LOCATION)
+#define OMP_CLAUSE_LOCATION(NODE) (OMP_CLAUSE_CHECK (NODE))->omp_clause.locus
+
+/* True on an OMP_SECTION statement that was the last lexical member.
+ This status is meaningful in the implementation of lastprivate. */
+#define OMP_SECTION_LAST(NODE) \
+ (OMP_SECTION_CHECK (NODE)->base.private_flag)
+
+/* True on an OMP_PARALLEL statement if it represents an explicit
+ combined parallel work-sharing constructs. */
+#define OMP_PARALLEL_COMBINED(NODE) \
+ (OMP_PARALLEL_CHECK (NODE)->base.private_flag)
+
+/* True if OMP_ATOMIC* is supposed to be sequentially consistent
+ as opposed to relaxed. */
+#define OMP_ATOMIC_SEQ_CST(NODE) \
+ (TREE_RANGE_CHECK (NODE, OMP_ATOMIC, \
+ OMP_ATOMIC_CAPTURE_NEW)->base.private_flag)
+
+/* True on a PRIVATE clause if its decl is kept around for debugging
+ information only and its DECL_VALUE_EXPR is supposed to point
+ to what it has been remapped to. */
+#define OMP_CLAUSE_PRIVATE_DEBUG(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_PRIVATE)->base.public_flag)
+
+/* True on a PRIVATE clause if ctor needs access to outer region's
+ variable. */
+#define OMP_CLAUSE_PRIVATE_OUTER_REF(NODE) \
+ TREE_PRIVATE (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_PRIVATE))
+
+/* True on a LASTPRIVATE clause if a FIRSTPRIVATE clause for the same
+ decl is present in the chain. */
+#define OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_LASTPRIVATE)->base.public_flag)
+#define OMP_CLAUSE_LASTPRIVATE_STMT(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, \
+ OMP_CLAUSE_LASTPRIVATE),\
+ 1)
+#define OMP_CLAUSE_LASTPRIVATE_GIMPLE_SEQ(NODE) \
+ (OMP_CLAUSE_CHECK (NODE))->omp_clause.gimple_reduction_init
+
+#define OMP_CLAUSE_FINAL_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_FINAL), 0)
+#define OMP_CLAUSE_IF_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_IF), 0)
+#define OMP_CLAUSE_NUM_THREADS_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_NUM_THREADS),0)
+#define OMP_CLAUSE_SCHEDULE_CHUNK_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_SCHEDULE), 0)
+
+#define OMP_CLAUSE_DEPEND_KIND(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_DEPEND)->omp_clause.subcode.depend_kind)
+
+#define OMP_CLAUSE_MAP_KIND(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_MAP)->omp_clause.subcode.map_kind)
+
+/* Nonzero if this map clause is for array (rather than pointer) based array
+ section with zero bias. Both the non-decl OMP_CLAUSE_MAP and
+ correspoidng OMP_CLAUSE_MAP_POINTER clause are marked with this flag. */
+#define OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_MAP)->base.public_flag)
+
+#define OMP_CLAUSE_PROC_BIND_KIND(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_PROC_BIND)->omp_clause.subcode.proc_bind_kind)
+
+#define OMP_CLAUSE_COLLAPSE_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_COLLAPSE), 0)
+#define OMP_CLAUSE_COLLAPSE_ITERVAR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_COLLAPSE), 1)
+#define OMP_CLAUSE_COLLAPSE_COUNT(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_COLLAPSE), 2)
+
+#define OMP_CLAUSE_REDUCTION_CODE(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_REDUCTION)->omp_clause.subcode.reduction_code)
+#define OMP_CLAUSE_REDUCTION_INIT(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_REDUCTION), 1)
+#define OMP_CLAUSE_REDUCTION_MERGE(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_REDUCTION), 2)
+#define OMP_CLAUSE_REDUCTION_GIMPLE_INIT(NODE) \
+ (OMP_CLAUSE_CHECK (NODE))->omp_clause.gimple_reduction_init
+#define OMP_CLAUSE_REDUCTION_GIMPLE_MERGE(NODE) \
+ (OMP_CLAUSE_CHECK (NODE))->omp_clause.gimple_reduction_merge
+#define OMP_CLAUSE_REDUCTION_PLACEHOLDER(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_REDUCTION), 3)
+
+/* True if a REDUCTION clause may reference the original list item (omp_orig)
+ in its OMP_CLAUSE_REDUCTION_{,GIMPLE_}INIT. */
+#define OMP_CLAUSE_REDUCTION_OMP_ORIG_REF(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_REDUCTION)->base.public_flag)
+
+/* True if a LINEAR clause doesn't need copy in. True for iterator vars which
+ are always initialized inside of the loop construct, false otherwise. */
+#define OMP_CLAUSE_LINEAR_NO_COPYIN(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_LINEAR)->base.public_flag)
+
+/* True if a LINEAR clause doesn't need copy out. True for iterator vars which
+ are declared inside of the simd construct. */
+#define OMP_CLAUSE_LINEAR_NO_COPYOUT(NODE) \
+ TREE_PRIVATE (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_LINEAR))
+
+/* True if a LINEAR clause has a stride that is variable. */
+#define OMP_CLAUSE_LINEAR_VARIABLE_STRIDE(NODE) \
+ TREE_PROTECTED (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_LINEAR))
+
+#define OMP_CLAUSE_LINEAR_STEP(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_LINEAR), 1)
+
+#define OMP_CLAUSE_ALIGNED_ALIGNMENT(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_ALIGNED), 1)
+
+#define OMP_CLAUSE_NUM_TEAMS_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_NUM_TEAMS), 0)
+
+#define OMP_CLAUSE_THREAD_LIMIT_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, \
+ OMP_CLAUSE_THREAD_LIMIT), 0)
+
+#define OMP_CLAUSE_DEVICE_ID(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_DEVICE), 0)
+
+#define OMP_CLAUSE_DIST_SCHEDULE_CHUNK_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, \
+ OMP_CLAUSE_DIST_SCHEDULE), 0)
+
+#define OMP_CLAUSE_SAFELEN_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_SAFELEN), 0)
+
+#define OMP_CLAUSE_SIMDLEN_EXPR(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_SIMDLEN), 0)
+
+#define OMP_CLAUSE__SIMDUID__DECL(NODE) \
+ OMP_CLAUSE_OPERAND (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE__SIMDUID_), 0)
+
+#define OMP_CLAUSE_SCHEDULE_KIND(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_SCHEDULE)->omp_clause.subcode.schedule_kind)
+
+#define OMP_CLAUSE_DEFAULT_KIND(NODE) \
+ (OMP_CLAUSE_SUBCODE_CHECK (NODE, OMP_CLAUSE_DEFAULT)->omp_clause.subcode.default_kind)
+
+/* SSA_NAME accessors. */
+
+/* Returns the IDENTIFIER_NODE giving the SSA name a name or NULL_TREE
+ if there is no name associated with it. */
+#define SSA_NAME_IDENTIFIER(NODE) \
+ (SSA_NAME_CHECK (NODE)->ssa_name.var != NULL_TREE \
+ ? (TREE_CODE ((NODE)->ssa_name.var) == IDENTIFIER_NODE \
+ ? (NODE)->ssa_name.var \
+ : DECL_NAME ((NODE)->ssa_name.var)) \
+ : NULL_TREE)
+
+/* Returns the variable being referenced. This can be NULL_TREE for
+ temporaries not associated with any user variable.
+ Once released, this is the only field that can be relied upon. */
+#define SSA_NAME_VAR(NODE) \
+ (SSA_NAME_CHECK (NODE)->ssa_name.var == NULL_TREE \
+ || TREE_CODE ((NODE)->ssa_name.var) == IDENTIFIER_NODE \
+ ? NULL_TREE : (NODE)->ssa_name.var)
+
+#define SET_SSA_NAME_VAR_OR_IDENTIFIER(NODE,VAR) \
+ do { SSA_NAME_CHECK (NODE)->ssa_name.var = (VAR); } while (0)
+
+/* Returns the statement which defines this SSA name. */
+#define SSA_NAME_DEF_STMT(NODE) SSA_NAME_CHECK (NODE)->ssa_name.def_stmt
+
+/* Returns the SSA version number of this SSA name. Note that in
+ tree SSA, version numbers are not per variable and may be recycled. */
+#define SSA_NAME_VERSION(NODE) SSA_NAME_CHECK (NODE)->base.u.version
+
+/* Nonzero if this SSA name occurs in an abnormal PHI. SSA_NAMES are
+ never output, so we can safely use the ASM_WRITTEN_FLAG for this
+ status bit. */
+#define SSA_NAME_OCCURS_IN_ABNORMAL_PHI(NODE) \
+ SSA_NAME_CHECK (NODE)->base.asm_written_flag
+
+/* Nonzero if this SSA_NAME expression is currently on the free list of
+ SSA_NAMES. Using NOTHROW_FLAG seems reasonably safe since throwing
+ has no meaning for an SSA_NAME. */
+#define SSA_NAME_IN_FREE_LIST(NODE) \
+ SSA_NAME_CHECK (NODE)->base.nothrow_flag
+
+/* Nonzero if this SSA_NAME is the default definition for the
+ underlying symbol. A default SSA name is created for symbol S if
+ the very first reference to S in the function is a read operation.
+ Default definitions are always created by an empty statement and
+ belong to no basic block. */
+#define SSA_NAME_IS_DEFAULT_DEF(NODE) \
+ SSA_NAME_CHECK (NODE)->base.default_def_flag
+
+/* Attributes for SSA_NAMEs for pointer-type variables. */
+#define SSA_NAME_PTR_INFO(N) \
+ SSA_NAME_CHECK (N)->ssa_name.info.ptr_info
+
+/* True if SSA_NAME_RANGE_INFO describes an anti-range. */
+#define SSA_NAME_ANTI_RANGE_P(N) \
+ SSA_NAME_CHECK (N)->base.static_flag
+
+/* The type of range described by SSA_NAME_RANGE_INFO. */
+#define SSA_NAME_RANGE_TYPE(N) \
+ (SSA_NAME_ANTI_RANGE_P (N) ? VR_ANTI_RANGE : VR_RANGE)
+
+/* Value range info attributes for SSA_NAMEs of non pointer-type variables. */
+#define SSA_NAME_RANGE_INFO(N) \
+ SSA_NAME_CHECK (N)->ssa_name.info.range_info
+
+/* Return the immediate_use information for an SSA_NAME. */
+#define SSA_NAME_IMM_USE_NODE(NODE) SSA_NAME_CHECK (NODE)->ssa_name.imm_uses
+
+#define OMP_CLAUSE_CODE(NODE) \
+ (OMP_CLAUSE_CHECK (NODE))->omp_clause.code
+
+#define OMP_CLAUSE_SET_CODE(NODE, CODE) \
+ ((OMP_CLAUSE_CHECK (NODE))->omp_clause.code = (CODE))
+
+#define OMP_CLAUSE_OPERAND(NODE, I) \
+ OMP_CLAUSE_ELT_CHECK (NODE, I)
+
+/* In a BLOCK node. */
+#define BLOCK_VARS(NODE) (BLOCK_CHECK (NODE)->block.vars)
+#define BLOCK_NONLOCALIZED_VARS(NODE) \
+ (BLOCK_CHECK (NODE)->block.nonlocalized_vars)
+#define BLOCK_NUM_NONLOCALIZED_VARS(NODE) \
+ vec_safe_length (BLOCK_NONLOCALIZED_VARS (NODE))
+#define BLOCK_NONLOCALIZED_VAR(NODE,N) (*BLOCK_NONLOCALIZED_VARS (NODE))[N]
+#define BLOCK_SUBBLOCKS(NODE) (BLOCK_CHECK (NODE)->block.subblocks)
+#define BLOCK_SUPERCONTEXT(NODE) (BLOCK_CHECK (NODE)->block.supercontext)
+#define BLOCK_CHAIN(NODE) (BLOCK_CHECK (NODE)->block.chain)
+#define BLOCK_ABSTRACT_ORIGIN(NODE) (BLOCK_CHECK (NODE)->block.abstract_origin)
+#define BLOCK_ABSTRACT(NODE) (BLOCK_CHECK (NODE)->block.abstract_flag)
+
+/* True if BLOCK has the same ranges as its BLOCK_SUPERCONTEXT. */
+#define BLOCK_SAME_RANGE(NODE) (BLOCK_CHECK (NODE)->base.u.bits.nameless_flag)
+
+/* An index number for this block. These values are not guaranteed to
+ be unique across functions -- whether or not they are depends on
+ the debugging output format in use. */
+#define BLOCK_NUMBER(NODE) (BLOCK_CHECK (NODE)->block.block_num)
+
+/* If block reordering splits a lexical block into discontiguous
+ address ranges, we'll make a copy of the original block.
+
+ Note that this is logically distinct from BLOCK_ABSTRACT_ORIGIN.
+ In that case, we have one source block that has been replicated
+ (through inlining or unrolling) into many logical blocks, and that
+ these logical blocks have different physical variables in them.
+
+ In this case, we have one logical block split into several
+ non-contiguous address ranges. Most debug formats can't actually
+ represent this idea directly, so we fake it by creating multiple
+ logical blocks with the same variables in them. However, for those
+ that do support non-contiguous regions, these allow the original
+ logical block to be reconstructed, along with the set of address
+ ranges.
+
+ One of the logical block fragments is arbitrarily chosen to be
+ the ORIGIN. The other fragments will point to the origin via
+ BLOCK_FRAGMENT_ORIGIN; the origin itself will have this pointer
+ be null. The list of fragments will be chained through
+ BLOCK_FRAGMENT_CHAIN from the origin. */
+
+#define BLOCK_FRAGMENT_ORIGIN(NODE) (BLOCK_CHECK (NODE)->block.fragment_origin)
+#define BLOCK_FRAGMENT_CHAIN(NODE) (BLOCK_CHECK (NODE)->block.fragment_chain)
+
+/* For an inlined function, this gives the location where it was called
+ from. This is only set in the top level block, which corresponds to the
+ inlined function scope. This is used in the debug output routines. */
+
+#define BLOCK_SOURCE_LOCATION(NODE) (BLOCK_CHECK (NODE)->block.locus)
+
+/* Define fields and accessors for nodes representing data types. */
+
+/* See tree.def for documentation of the use of these fields.
+ Look at the documentation of the various ..._TYPE tree codes.
+
+ Note that the type.values, type.minval, and type.maxval fields are
+ overloaded and used for different macros in different kinds of types.
+ Each macro must check to ensure the tree node is of the proper kind of
+ type. Note also that some of the front-ends also overload these fields,
+ so they must be checked as well. */
+
+#define TYPE_UID(NODE) (TYPE_CHECK (NODE)->type_common.uid)
+#define TYPE_SIZE(NODE) (TYPE_CHECK (NODE)->type_common.size)
+#define TYPE_SIZE_UNIT(NODE) (TYPE_CHECK (NODE)->type_common.size_unit)
+#define TYPE_POINTER_TO(NODE) (TYPE_CHECK (NODE)->type_common.pointer_to)
+#define TYPE_REFERENCE_TO(NODE) (TYPE_CHECK (NODE)->type_common.reference_to)
+#define TYPE_PRECISION(NODE) (TYPE_CHECK (NODE)->type_common.precision)
+#define TYPE_NAME(NODE) (TYPE_CHECK (NODE)->type_common.name)
+#define TYPE_NEXT_VARIANT(NODE) (TYPE_CHECK (NODE)->type_common.next_variant)
+#define TYPE_MAIN_VARIANT(NODE) (TYPE_CHECK (NODE)->type_common.main_variant)
+#define TYPE_CONTEXT(NODE) (TYPE_CHECK (NODE)->type_common.context)
+
+#define TYPE_MODE(NODE) \
+ (VECTOR_TYPE_P (TYPE_CHECK (NODE)) \
+ ? vector_type_mode (NODE) : (NODE)->type_common.mode)
+#define SET_TYPE_MODE(NODE, MODE) \
+ (TYPE_CHECK (NODE)->type_common.mode = (MODE))
+
+/* The "canonical" type for this type node, which is used by frontends to
+ compare the type for equality with another type. If two types are
+ equal (based on the semantics of the language), then they will have
+ equivalent TYPE_CANONICAL entries.
+
+ As a special case, if TYPE_CANONICAL is NULL_TREE, and thus
+ TYPE_STRUCTURAL_EQUALITY_P is true, then it cannot
+ be used for comparison against other types. Instead, the type is
+ said to require structural equality checks, described in
+ TYPE_STRUCTURAL_EQUALITY_P.
+
+ For unqualified aggregate and function types the middle-end relies on
+ TYPE_CANONICAL to tell whether two variables can be assigned
+ to each other without a conversion. The middle-end also makes sure
+ to assign the same alias-sets to the type partition with equal
+ TYPE_CANONICAL of their unqualified variants. */
+#define TYPE_CANONICAL(NODE) (TYPE_CHECK (NODE)->type_common.canonical)
+/* Indicates that the type node requires structural equality
+ checks. The compiler will need to look at the composition of the
+ type to determine whether it is equal to another type, rather than
+ just comparing canonical type pointers. For instance, we would need
+ to look at the return and parameter types of a FUNCTION_TYPE
+ node. */
+#define TYPE_STRUCTURAL_EQUALITY_P(NODE) (TYPE_CANONICAL (NODE) == NULL_TREE)
+/* Sets the TYPE_CANONICAL field to NULL_TREE, indicating that the
+ type node requires structural equality. */
+#define SET_TYPE_STRUCTURAL_EQUALITY(NODE) (TYPE_CANONICAL (NODE) = NULL_TREE)
+
+#define TYPE_IBIT(NODE) (GET_MODE_IBIT (TYPE_MODE (NODE)))
+#define TYPE_FBIT(NODE) (GET_MODE_FBIT (TYPE_MODE (NODE)))
+
+/* The (language-specific) typed-based alias set for this type.
+ Objects whose TYPE_ALIAS_SETs are different cannot alias each
+ other. If the TYPE_ALIAS_SET is -1, no alias set has yet been
+ assigned to this type. If the TYPE_ALIAS_SET is 0, objects of this
+ type can alias objects of any type. */
+#define TYPE_ALIAS_SET(NODE) (TYPE_CHECK (NODE)->type_common.alias_set)
+
+/* Nonzero iff the typed-based alias set for this type has been
+ calculated. */
+#define TYPE_ALIAS_SET_KNOWN_P(NODE) \
+ (TYPE_CHECK (NODE)->type_common.alias_set != -1)
+
+/* A TREE_LIST of IDENTIFIER nodes of the attributes that apply
+ to this type. */
+#define TYPE_ATTRIBUTES(NODE) (TYPE_CHECK (NODE)->type_common.attributes)
+
+/* The alignment necessary for objects of this type.
+ The value is an int, measured in bits. */
+#define TYPE_ALIGN(NODE) (TYPE_CHECK (NODE)->type_common.align)
+
+/* 1 if the alignment for this type was requested by "aligned" attribute,
+ 0 if it is the default for this type. */
+#define TYPE_USER_ALIGN(NODE) (TYPE_CHECK (NODE)->base.u.bits.user_align)
+
+/* The alignment for NODE, in bytes. */
+#define TYPE_ALIGN_UNIT(NODE) (TYPE_ALIGN (NODE) / BITS_PER_UNIT)
+
+/* If your language allows you to declare types, and you want debug info
+ for them, then you need to generate corresponding TYPE_DECL nodes.
+ These "stub" TYPE_DECL nodes have no name, and simply point at the
+ type node. You then set the TYPE_STUB_DECL field of the type node
+ to point back at the TYPE_DECL node. This allows the debug routines
+ to know that the two nodes represent the same type, so that we only
+ get one debug info record for them. */
+#define TYPE_STUB_DECL(NODE) (TREE_CHAIN (TYPE_CHECK (NODE)))
+
+/* In a RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE or ARRAY_TYPE, it means
+ the type has BLKmode only because it lacks the alignment required for
+ its size. */
+#define TYPE_NO_FORCE_BLK(NODE) \
+ (TYPE_CHECK (NODE)->type_common.no_force_blk_flag)
+
+/* Nonzero in a type considered volatile as a whole. */
+#define TYPE_VOLATILE(NODE) (TYPE_CHECK (NODE)->base.volatile_flag)
+
+/* Nonzero in a type considered atomic as a whole. */
+#define TYPE_ATOMIC(NODE) (TYPE_CHECK (NODE)->base.u.bits.atomic_flag)
+
+/* Means this type is const-qualified. */
+#define TYPE_READONLY(NODE) (TYPE_CHECK (NODE)->base.readonly_flag)
+
+/* If nonzero, this type is `restrict'-qualified, in the C sense of
+ the term. */
+#define TYPE_RESTRICT(NODE) (TYPE_CHECK (NODE)->type_common.restrict_flag)
+
+/* If nonzero, type's name shouldn't be emitted into debug info. */
+#define TYPE_NAMELESS(NODE) (TYPE_CHECK (NODE)->base.u.bits.nameless_flag)
+
+/* The address space the type is in. */
+#define TYPE_ADDR_SPACE(NODE) (TYPE_CHECK (NODE)->base.u.bits.address_space)
+
+/* Encode/decode the named memory support as part of the qualifier. If more
+ than 8 qualifiers are added, these macros need to be adjusted. */
+#define ENCODE_QUAL_ADDR_SPACE(NUM) ((NUM & 0xFF) << 8)
+#define DECODE_QUAL_ADDR_SPACE(X) (((X) >> 8) & 0xFF)
+
+/* Return all qualifiers except for the address space qualifiers. */
+#define CLEAR_QUAL_ADDR_SPACE(X) ((X) & ~0xFF00)
+
+/* Only keep the address space out of the qualifiers and discard the other
+ qualifiers. */
+#define KEEP_QUAL_ADDR_SPACE(X) ((X) & 0xFF00)
+
+/* The set of type qualifiers for this type. */
+#define TYPE_QUALS(NODE) \
+ ((int) ((TYPE_READONLY (NODE) * TYPE_QUAL_CONST) \
+ | (TYPE_VOLATILE (NODE) * TYPE_QUAL_VOLATILE) \
+ | (TYPE_ATOMIC (NODE) * TYPE_QUAL_ATOMIC) \
+ | (TYPE_RESTRICT (NODE) * TYPE_QUAL_RESTRICT) \
+ | (ENCODE_QUAL_ADDR_SPACE (TYPE_ADDR_SPACE (NODE)))))
+
+/* The same as TYPE_QUALS without the address space qualifications. */
+#define TYPE_QUALS_NO_ADDR_SPACE(NODE) \
+ ((int) ((TYPE_READONLY (NODE) * TYPE_QUAL_CONST) \
+ | (TYPE_VOLATILE (NODE) * TYPE_QUAL_VOLATILE) \
+ | (TYPE_ATOMIC (NODE) * TYPE_QUAL_ATOMIC) \
+ | (TYPE_RESTRICT (NODE) * TYPE_QUAL_RESTRICT)))
+
+/* The same as TYPE_QUALS without the address space and atomic
+ qualifications. */
+#define TYPE_QUALS_NO_ADDR_SPACE_NO_ATOMIC(NODE) \
+ ((int) ((TYPE_READONLY (NODE) * TYPE_QUAL_CONST) \
+ | (TYPE_VOLATILE (NODE) * TYPE_QUAL_VOLATILE) \
+ | (TYPE_RESTRICT (NODE) * TYPE_QUAL_RESTRICT)))
+
+/* These flags are available for each language front end to use internally. */
+#define TYPE_LANG_FLAG_0(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_0)
+#define TYPE_LANG_FLAG_1(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_1)
+#define TYPE_LANG_FLAG_2(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_2)
+#define TYPE_LANG_FLAG_3(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_3)
+#define TYPE_LANG_FLAG_4(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_4)
+#define TYPE_LANG_FLAG_5(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_5)
+#define TYPE_LANG_FLAG_6(NODE) (TYPE_CHECK (NODE)->type_common.lang_flag_6)
+
+/* Used to keep track of visited nodes in tree traversals. This is set to
+ 0 by copy_node and make_node. */
+#define TREE_VISITED(NODE) ((NODE)->base.visited)
+
+/* If set in an ARRAY_TYPE, indicates a string type (for languages
+ that distinguish string from array of char).
+ If set in a INTEGER_TYPE, indicates a character type. */
+#define TYPE_STRING_FLAG(NODE) (TYPE_CHECK (NODE)->type_common.string_flag)
+
+/* For a VECTOR_TYPE, this is the number of sub-parts of the vector. */
+#define TYPE_VECTOR_SUBPARTS(VECTOR_TYPE) \
+ (((unsigned HOST_WIDE_INT) 1) \
+ << VECTOR_TYPE_CHECK (VECTOR_TYPE)->type_common.precision)
+
+/* Set precision to n when we have 2^n sub-parts of the vector. */
+#define SET_TYPE_VECTOR_SUBPARTS(VECTOR_TYPE, X) \
+ (VECTOR_TYPE_CHECK (VECTOR_TYPE)->type_common.precision = exact_log2 (X))
+
+/* Nonzero in a VECTOR_TYPE if the frontends should not emit warnings
+ about missing conversions to other vector types of the same size. */
+#define TYPE_VECTOR_OPAQUE(NODE) \
+ (VECTOR_TYPE_CHECK (NODE)->base.default_def_flag)
+
+/* Indicates that objects of this type must be initialized by calling a
+ function when they are created. */
+#define TYPE_NEEDS_CONSTRUCTING(NODE) \
+ (TYPE_CHECK (NODE)->type_common.needs_constructing_flag)
+
+/* Indicates that a UNION_TYPE object should be passed the same way that
+ the first union alternative would be passed, or that a RECORD_TYPE
+ object should be passed the same way that the first (and only) member
+ would be passed. */
+#define TYPE_TRANSPARENT_AGGR(NODE) \
+ (RECORD_OR_UNION_CHECK (NODE)->type_common.transparent_aggr_flag)
+
+/* For an ARRAY_TYPE, indicates that it is not permitted to take the
+ address of a component of the type. This is the counterpart of
+ DECL_NONADDRESSABLE_P for arrays, see the definition of this flag. */
+#define TYPE_NONALIASED_COMPONENT(NODE) \
+ (ARRAY_TYPE_CHECK (NODE)->type_common.transparent_aggr_flag)
+
+/* Indicated that objects of this type should be laid out in as
+ compact a way as possible. */
+#define TYPE_PACKED(NODE) (TYPE_CHECK (NODE)->base.u.bits.packed_flag)
+
+/* Used by type_contains_placeholder_p to avoid recomputation.
+ Values are: 0 (unknown), 1 (false), 2 (true). Never access
+ this field directly. */
+#define TYPE_CONTAINS_PLACEHOLDER_INTERNAL(NODE) \
+ (TYPE_CHECK (NODE)->type_common.contains_placeholder_bits)
+
+/* Nonzero if RECORD_TYPE represents a final derivation of class. */
+#define TYPE_FINAL_P(NODE) \
+ (RECORD_OR_UNION_CHECK (NODE)->base.default_def_flag)
+
+/* The debug output functions use the symtab union field to store
+ information specific to the debugging format. The different debug
+ output hooks store different types in the union field. These three
+ macros are used to access different fields in the union. The debug
+ hooks are responsible for consistently using only a specific
+ macro. */
+
+/* Symtab field as an integer. Used by stabs generator in dbxout.c to
+ hold the type's number in the generated stabs. */
+#define TYPE_SYMTAB_ADDRESS(NODE) \
+ (TYPE_CHECK (NODE)->type_common.symtab.address)
+
+/* Symtab field as a string. Used by COFF generator in sdbout.c to
+ hold struct/union type tag names. */
+#define TYPE_SYMTAB_POINTER(NODE) \
+ (TYPE_CHECK (NODE)->type_common.symtab.pointer)
+
+/* Symtab field as a pointer to a DWARF DIE. Used by DWARF generator
+ in dwarf2out.c to point to the DIE generated for the type. */
+#define TYPE_SYMTAB_DIE(NODE) \
+ (TYPE_CHECK (NODE)->type_common.symtab.die)
+
+/* The garbage collector needs to know the interpretation of the
+ symtab field. These constants represent the different types in the
+ union. */
+
+#define TYPE_SYMTAB_IS_ADDRESS (0)
+#define TYPE_SYMTAB_IS_POINTER (1)
+#define TYPE_SYMTAB_IS_DIE (2)
+
+#define TYPE_LANG_SPECIFIC(NODE) \
+ (TYPE_CHECK (NODE)->type_with_lang_specific.lang_specific)
+
+#define TYPE_VALUES(NODE) (ENUMERAL_TYPE_CHECK (NODE)->type_non_common.values)
+#define TYPE_DOMAIN(NODE) (ARRAY_TYPE_CHECK (NODE)->type_non_common.values)
+#define TYPE_FIELDS(NODE) \
+ (RECORD_OR_UNION_CHECK (NODE)->type_non_common.values)
+#define TYPE_CACHED_VALUES(NODE) (TYPE_CHECK (NODE)->type_non_common.values)
+#define TYPE_ARG_TYPES(NODE) \
+ (FUNC_OR_METHOD_CHECK (NODE)->type_non_common.values)
+#define TYPE_VALUES_RAW(NODE) (TYPE_CHECK (NODE)->type_non_common.values)
+
+#define TYPE_METHODS(NODE) \
+ (RECORD_OR_UNION_CHECK (NODE)->type_non_common.maxval)
+#define TYPE_VFIELD(NODE) \
+ (RECORD_OR_UNION_CHECK (NODE)->type_non_common.minval)
+#define TYPE_METHOD_BASETYPE(NODE) \
+ (FUNC_OR_METHOD_CHECK (NODE)->type_non_common.maxval)
+#define TYPE_OFFSET_BASETYPE(NODE) \
+ (OFFSET_TYPE_CHECK (NODE)->type_non_common.maxval)
+#define TYPE_MAXVAL(NODE) (TYPE_CHECK (NODE)->type_non_common.maxval)
+#define TYPE_MINVAL(NODE) (TYPE_CHECK (NODE)->type_non_common.minval)
+#define TYPE_NEXT_PTR_TO(NODE) \
+ (POINTER_TYPE_CHECK (NODE)->type_non_common.minval)
+#define TYPE_NEXT_REF_TO(NODE) \
+ (REFERENCE_TYPE_CHECK (NODE)->type_non_common.minval)
+#define TYPE_MIN_VALUE(NODE) \
+ (NUMERICAL_TYPE_CHECK (NODE)->type_non_common.minval)
+#define TYPE_MAX_VALUE(NODE) \
+ (NUMERICAL_TYPE_CHECK (NODE)->type_non_common.maxval)
+
+/* If non-NULL, this is an upper bound of the size (in bytes) of an
+ object of the given ARRAY_TYPE_NON_COMMON. This allows temporaries to be
+ allocated. */
+#define TYPE_ARRAY_MAX_SIZE(ARRAY_TYPE) \
+ (ARRAY_TYPE_CHECK (ARRAY_TYPE)->type_non_common.maxval)
+
+/* For record and union types, information about this type, as a base type
+ for itself. */
+#define TYPE_BINFO(NODE) (RECORD_OR_UNION_CHECK (NODE)->type_non_common.binfo)
+
+/* For non record and union types, used in a language-dependent way. */
+#define TYPE_LANG_SLOT_1(NODE) \
+ (NOT_RECORD_OR_UNION_CHECK (NODE)->type_non_common.binfo)
+
+/* Define accessor macros for information about type inheritance
+ and basetypes.
+
+ A "basetype" means a particular usage of a data type for inheritance
+ in another type. Each such basetype usage has its own "binfo"
+ object to describe it. The binfo object is a TREE_VEC node.
+
+ Inheritance is represented by the binfo nodes allocated for a
+ given type. For example, given types C and D, such that D is
+ inherited by C, 3 binfo nodes will be allocated: one for describing
+ the binfo properties of C, similarly one for D, and one for
+ describing the binfo properties of D as a base type for C.
+ Thus, given a pointer to class C, one can get a pointer to the binfo
+ of D acting as a basetype for C by looking at C's binfo's basetypes. */
+
+/* BINFO specific flags. */
+
+/* Nonzero means that the derivation chain is via a `virtual' declaration. */
+#define BINFO_VIRTUAL_P(NODE) (TREE_BINFO_CHECK (NODE)->base.static_flag)
+
+/* Flags for language dependent use. */
+#define BINFO_MARKED(NODE) TREE_LANG_FLAG_0 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_1(NODE) TREE_LANG_FLAG_1 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_2(NODE) TREE_LANG_FLAG_2 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_3(NODE) TREE_LANG_FLAG_3 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_4(NODE) TREE_LANG_FLAG_4 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_5(NODE) TREE_LANG_FLAG_5 (TREE_BINFO_CHECK (NODE))
+#define BINFO_FLAG_6(NODE) TREE_LANG_FLAG_6 (TREE_BINFO_CHECK (NODE))
+
+/* The actual data type node being inherited in this basetype. */
+#define BINFO_TYPE(NODE) TREE_TYPE (TREE_BINFO_CHECK (NODE))
+
+/* The offset where this basetype appears in its containing type.
+ BINFO_OFFSET slot holds the offset (in bytes)
+ from the base of the complete object to the base of the part of the
+ object that is allocated on behalf of this `type'.
+ This is always 0 except when there is multiple inheritance. */
+
+#define BINFO_OFFSET(NODE) (TREE_BINFO_CHECK (NODE)->binfo.offset)
+#define BINFO_OFFSET_ZEROP(NODE) (integer_zerop (BINFO_OFFSET (NODE)))
+
+/* The virtual function table belonging to this basetype. Virtual
+ function tables provide a mechanism for run-time method dispatching.
+ The entries of a virtual function table are language-dependent. */
+
+#define BINFO_VTABLE(NODE) (TREE_BINFO_CHECK (NODE)->binfo.vtable)
+
+/* The virtual functions in the virtual function table. This is
+ a TREE_LIST that is used as an initial approximation for building
+ a virtual function table for this basetype. */
+#define BINFO_VIRTUALS(NODE) (TREE_BINFO_CHECK (NODE)->binfo.virtuals)
+
+/* A vector of binfos for the direct basetypes inherited by this
+ basetype.
+
+ If this basetype describes type D as inherited in C, and if the
+ basetypes of D are E and F, then this vector contains binfos for
+ inheritance of E and F by C. */
+#define BINFO_BASE_BINFOS(NODE) (&TREE_BINFO_CHECK (NODE)->binfo.base_binfos)
+
+/* The number of basetypes for NODE. */
+#define BINFO_N_BASE_BINFOS(NODE) (BINFO_BASE_BINFOS (NODE)->length ())
+
+/* Accessor macro to get to the Nth base binfo of this binfo. */
+#define BINFO_BASE_BINFO(NODE,N) \
+ ((*BINFO_BASE_BINFOS (NODE))[(N)])
+#define BINFO_BASE_ITERATE(NODE,N,B) \
+ (BINFO_BASE_BINFOS (NODE)->iterate ((N), &(B)))
+#define BINFO_BASE_APPEND(NODE,T) \
+ (BINFO_BASE_BINFOS (NODE)->quick_push ((T)))
+
+/* For a BINFO record describing a virtual base class, i.e., one where
+ TREE_VIA_VIRTUAL is set, this field assists in locating the virtual
+ base. The actual contents are language-dependent. In the C++
+ front-end this field is an INTEGER_CST giving an offset into the
+ vtable where the offset to the virtual base can be found. */
+#define BINFO_VPTR_FIELD(NODE) (TREE_BINFO_CHECK (NODE)->binfo.vptr_field)
+
+/* Indicates the accesses this binfo has to its bases. The values are
+ access_public_node, access_protected_node or access_private_node.
+ If this array is not present, public access is implied. */
+#define BINFO_BASE_ACCESSES(NODE) \
+ (TREE_BINFO_CHECK (NODE)->binfo.base_accesses)
+
+#define BINFO_BASE_ACCESS(NODE,N) \
+ (*BINFO_BASE_ACCESSES (NODE))[(N)]
+#define BINFO_BASE_ACCESS_APPEND(NODE,T) \
+ BINFO_BASE_ACCESSES (NODE)->quick_push ((T))
+
+/* The index in the VTT where this subobject's sub-VTT can be found.
+ NULL_TREE if there is no sub-VTT. */
+#define BINFO_SUBVTT_INDEX(NODE) (TREE_BINFO_CHECK (NODE)->binfo.vtt_subvtt)
+
+/* The index in the VTT where the vptr for this subobject can be
+ found. NULL_TREE if there is no secondary vptr in the VTT. */
+#define BINFO_VPTR_INDEX(NODE) (TREE_BINFO_CHECK (NODE)->binfo.vtt_vptr)
+
+/* The BINFO_INHERITANCE_CHAIN points at the binfo for the base
+ inheriting this base for non-virtual bases. For virtual bases it
+ points either to the binfo for which this is a primary binfo, or to
+ the binfo of the most derived type. */
+#define BINFO_INHERITANCE_CHAIN(NODE) \
+ (TREE_BINFO_CHECK (NODE)->binfo.inheritance)
+
+
+/* Define fields and accessors for nodes representing declared names. */
+
+/* Nonzero if DECL represents an SSA name or a variable that can possibly
+ have an associated SSA name. */
+#define SSA_VAR_P(DECL) \
+ (TREE_CODE (DECL) == VAR_DECL \
+ || TREE_CODE (DECL) == PARM_DECL \
+ || TREE_CODE (DECL) == RESULT_DECL \
+ || TREE_CODE (DECL) == SSA_NAME)
+
+
+#define DECL_CHAIN(NODE) (TREE_CHAIN (DECL_MINIMAL_CHECK (NODE)))
+
+/* This is the name of the object as written by the user.
+ It is an IDENTIFIER_NODE. */
+#define DECL_NAME(NODE) (DECL_MINIMAL_CHECK (NODE)->decl_minimal.name)
+
+/* Every ..._DECL node gets a unique number. */
+#define DECL_UID(NODE) (DECL_MINIMAL_CHECK (NODE)->decl_minimal.uid)
+
+/* DEBUG_EXPR_DECLs get negative UID numbers, to catch erroneous
+ uses. */
+#define DEBUG_TEMP_UID(NODE) (-DECL_UID (TREE_CHECK ((NODE), DEBUG_EXPR_DECL)))
+
+/* Every ..._DECL node gets a unique number that stays the same even
+ when the decl is copied by the inliner once it is set. */
+#define DECL_PT_UID(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.pt_uid == -1u \
+ ? (NODE)->decl_minimal.uid : (NODE)->decl_common.pt_uid)
+/* Initialize the ..._DECL node pt-uid to the decls uid. */
+#define SET_DECL_PT_UID(NODE, UID) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.pt_uid = (UID))
+/* Whether the ..._DECL node pt-uid has been initialized and thus needs to
+ be preserved when copyin the decl. */
+#define DECL_PT_UID_SET_P(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.pt_uid != -1u)
+
+/* These two fields describe where in the source code the declaration
+ was. If the declaration appears in several places (as for a C
+ function that is declared first and then defined later), this
+ information should refer to the definition. */
+#define DECL_SOURCE_LOCATION(NODE) \
+ (DECL_MINIMAL_CHECK (NODE)->decl_minimal.locus)
+#define DECL_SOURCE_FILE(NODE) LOCATION_FILE (DECL_SOURCE_LOCATION (NODE))
+#define DECL_SOURCE_LINE(NODE) LOCATION_LINE (DECL_SOURCE_LOCATION (NODE))
+#define DECL_SOURCE_COLUMN(NODE) LOCATION_COLUMN (DECL_SOURCE_LOCATION (NODE))
+/* This accessor returns TRUE if the decl it operates on was created
+ by a front-end or back-end rather than by user code. In this case
+ builtin-ness is indicated by source location. */
+#define DECL_IS_BUILTIN(DECL) \
+ (LOCATION_LOCUS (DECL_SOURCE_LOCATION (DECL)) <= BUILTINS_LOCATION)
+
+/* For FIELD_DECLs, this is the RECORD_TYPE, UNION_TYPE, or
+ QUAL_UNION_TYPE node that the field is a member of. For VAR_DECL,
+ PARM_DECL, FUNCTION_DECL, LABEL_DECL, RESULT_DECL, and CONST_DECL
+ nodes, this points to either the FUNCTION_DECL for the containing
+ function, the RECORD_TYPE or UNION_TYPE for the containing type, or
+ NULL_TREE or a TRANSLATION_UNIT_DECL if the given decl has "file
+ scope". In particular, for VAR_DECLs which are virtual table pointers
+ (they have DECL_VIRTUAL set), we use DECL_CONTEXT to determine the type
+ they belong to. */
+#define DECL_CONTEXT(NODE) (DECL_MINIMAL_CHECK (NODE)->decl_minimal.context)
+#define DECL_FIELD_CONTEXT(NODE) \
+ (FIELD_DECL_CHECK (NODE)->decl_minimal.context)
+
+/* If nonzero, decl's name shouldn't be emitted into debug info. */
+#define DECL_NAMELESS(NODE) (DECL_MINIMAL_CHECK (NODE)->base.u.bits.nameless_flag)
+
+/* For any sort of a ..._DECL node, this points to the original (abstract)
+ decl node which this decl is an inlined/cloned instance of, or else it
+ is NULL indicating that this decl is not an instance of some other decl.
+
+ The C front-end also uses this in a nested declaration of an inline
+ function, to point back to the definition. */
+#define DECL_ABSTRACT_ORIGIN(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.abstract_origin)
+
+/* Like DECL_ABSTRACT_ORIGIN, but returns NODE if there's no abstract
+ origin. This is useful when setting the DECL_ABSTRACT_ORIGIN. */
+#define DECL_ORIGIN(NODE) \
+ (DECL_ABSTRACT_ORIGIN (NODE) ? DECL_ABSTRACT_ORIGIN (NODE) : (NODE))
+
+/* Nonzero for any sort of ..._DECL node means this decl node represents an
+ inline instance of some original (abstract) decl from an inline function;
+ suppress any warnings about shadowing some other variable. FUNCTION_DECL
+ nodes can also have their abstract origin set to themselves. */
+#define DECL_FROM_INLINE(NODE) \
+ (DECL_ABSTRACT_ORIGIN (NODE) != NULL_TREE \
+ && DECL_ABSTRACT_ORIGIN (NODE) != (NODE))
+
+/* In a DECL this is the field where attributes are stored. */
+#define DECL_ATTRIBUTES(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.attributes)
+
+/* For a FUNCTION_DECL, holds the tree of BINDINGs.
+ For a TRANSLATION_UNIT_DECL, holds the namespace's BLOCK.
+ For a VAR_DECL, holds the initial value.
+ For a PARM_DECL, used for DECL_ARG_TYPE--default
+ values for parameters are encoded in the type of the function,
+ not in the PARM_DECL slot.
+ For a FIELD_DECL, this is used for enumeration values and the C
+ frontend uses it for temporarily storing bitwidth of bitfields.
+
+ ??? Need to figure out some way to check this isn't a PARM_DECL. */
+#define DECL_INITIAL(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.initial)
+
+/* Holds the size of the datum, in bits, as a tree expression.
+ Need not be constant. */
+#define DECL_SIZE(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.size)
+/* Likewise for the size in bytes. */
+#define DECL_SIZE_UNIT(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.size_unit)
+/* Holds the alignment required for the datum, in bits. */
+#define DECL_ALIGN(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.align)
+/* The alignment of NODE, in bytes. */
+#define DECL_ALIGN_UNIT(NODE) (DECL_ALIGN (NODE) / BITS_PER_UNIT)
+/* Set if the alignment of this DECL has been set by the user, for
+ example with an 'aligned' attribute. */
+#define DECL_USER_ALIGN(NODE) \
+ (DECL_COMMON_CHECK (NODE)->base.u.bits.user_align)
+/* Holds the machine mode corresponding to the declaration of a variable or
+ field. Always equal to TYPE_MODE (TREE_TYPE (decl)) except for a
+ FIELD_DECL. */
+#define DECL_MODE(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.mode)
+
+/* For FUNCTION_DECL, if it is built-in, this identifies which built-in
+ operation it is. Note, however, that this field is overloaded, with
+ DECL_BUILT_IN_CLASS as the discriminant, so the latter must always be
+ checked before any access to the former. */
+#define DECL_FUNCTION_CODE(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.function_code)
+
+#define DECL_FUNCTION_PERSONALITY(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.personality)
+
+/* Nonzero for a given ..._DECL node means that the name of this node should
+ be ignored for symbolic debug purposes. For a TYPE_DECL, this means that
+ the associated type should be ignored. For a FUNCTION_DECL, the body of
+ the function should also be ignored. */
+#define DECL_IGNORED_P(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.ignored_flag)
+
+/* Nonzero for a given ..._DECL node means that this node represents an
+ "abstract instance" of the given declaration (e.g. in the original
+ declaration of an inline function). When generating symbolic debugging
+ information, we mustn't try to generate any address information for nodes
+ marked as "abstract instances" because we don't actually generate
+ any code or allocate any data space for such instances. */
+#define DECL_ABSTRACT(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.abstract_flag)
+
+/* Language-specific decl information. */
+#define DECL_LANG_SPECIFIC(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_specific)
+
+/* In a VAR_DECL or FUNCTION_DECL, nonzero means external reference:
+ do not allocate storage, and refer to a definition elsewhere. Note that
+ this does not necessarily imply the entity represented by NODE
+ has no program source-level definition in this translation unit. For
+ example, for a FUNCTION_DECL, DECL_SAVED_TREE may be non-NULL and
+ DECL_EXTERNAL may be true simultaneously; that can be the case for
+ a C99 "extern inline" function. */
+#define DECL_EXTERNAL(NODE) (DECL_COMMON_CHECK (NODE)->decl_common.decl_flag_1)
+
+/* Nonzero in a ..._DECL means this variable is ref'd from a nested function.
+ For VAR_DECL nodes, PARM_DECL nodes, and FUNCTION_DECL nodes.
+
+ For LABEL_DECL nodes, nonzero if nonlocal gotos to the label are permitted.
+
+ Also set in some languages for variables, etc., outside the normal
+ lexical scope, such as class instance variables. */
+#define DECL_NONLOCAL(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.nonlocal_flag)
+
+/* Used in VAR_DECLs to indicate that the variable is a vtable.
+ Used in FIELD_DECLs for vtable pointers.
+ Used in FUNCTION_DECLs to indicate that the function is virtual. */
+#define DECL_VIRTUAL_P(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.virtual_flag)
+
+/* Used to indicate that this DECL represents a compiler-generated entity. */
+#define DECL_ARTIFICIAL(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.artificial_flag)
+
+/* Additional flags for language-specific uses. */
+#define DECL_LANG_FLAG_0(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_0)
+#define DECL_LANG_FLAG_1(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_1)
+#define DECL_LANG_FLAG_2(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_2)
+#define DECL_LANG_FLAG_3(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_3)
+#define DECL_LANG_FLAG_4(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_4)
+#define DECL_LANG_FLAG_5(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_5)
+#define DECL_LANG_FLAG_6(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_6)
+#define DECL_LANG_FLAG_7(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_7)
+#define DECL_LANG_FLAG_8(NODE) \
+ (DECL_COMMON_CHECK (NODE)->decl_common.lang_flag_8)
+
+/* Nonzero for a scope which is equal to file scope. */
+#define SCOPE_FILE_SCOPE_P(EXP) \
+ (! (EXP) || TREE_CODE (EXP) == TRANSLATION_UNIT_DECL)
+/* Nonzero for a decl which is at file scope. */
+#define DECL_FILE_SCOPE_P(EXP) SCOPE_FILE_SCOPE_P (DECL_CONTEXT (EXP))
+/* Nonzero for a type which is at file scope. */
+#define TYPE_FILE_SCOPE_P(EXP) SCOPE_FILE_SCOPE_P (TYPE_CONTEXT (EXP))
+
+/* Nonzero for a decl that is decorated using attribute used.
+ This indicates to compiler tools that this decl needs to be preserved. */
+#define DECL_PRESERVE_P(DECL) \
+ DECL_COMMON_CHECK (DECL)->decl_common.preserve_flag
+
+/* For function local variables of COMPLEX and VECTOR types,
+ indicates that the variable is not aliased, and that all
+ modifications to the variable have been adjusted so that
+ they are killing assignments. Thus the variable may now
+ be treated as a GIMPLE register, and use real instead of
+ virtual ops in SSA form. */
+#define DECL_GIMPLE_REG_P(DECL) \
+ DECL_COMMON_CHECK (DECL)->decl_common.gimple_reg_flag
+
+extern tree decl_value_expr_lookup (tree);
+extern void decl_value_expr_insert (tree, tree);
+
+/* In a VAR_DECL or PARM_DECL, the location at which the value may be found,
+ if transformations have made this more complicated than evaluating the
+ decl itself. This should only be used for debugging; once this field has
+ been set, the decl itself may not legitimately appear in the function. */
+#define DECL_HAS_VALUE_EXPR_P(NODE) \
+ (TREE_CHECK3 (NODE, VAR_DECL, PARM_DECL, RESULT_DECL) \
+ ->decl_common.decl_flag_2)
+#define DECL_VALUE_EXPR(NODE) \
+ (decl_value_expr_lookup (DECL_WRTL_CHECK (NODE)))
+#define SET_DECL_VALUE_EXPR(NODE, VAL) \
+ (decl_value_expr_insert (DECL_WRTL_CHECK (NODE), VAL))
+
+/* Holds the RTL expression for the value of a variable or function.
+ This value can be evaluated lazily for functions, variables with
+ static storage duration, and labels. */
+#define DECL_RTL(NODE) \
+ (DECL_WRTL_CHECK (NODE)->decl_with_rtl.rtl \
+ ? (NODE)->decl_with_rtl.rtl \
+ : (make_decl_rtl (NODE), (NODE)->decl_with_rtl.rtl))
+
+/* Set the DECL_RTL for NODE to RTL. */
+#define SET_DECL_RTL(NODE, RTL) set_decl_rtl (NODE, RTL)
+
+/* Returns nonzero if NODE is a tree node that can contain RTL. */
+#define HAS_RTL_P(NODE) (CODE_CONTAINS_STRUCT (TREE_CODE (NODE), TS_DECL_WRTL))
+
+/* Returns nonzero if the DECL_RTL for NODE has already been set. */
+#define DECL_RTL_SET_P(NODE) \
+ (HAS_RTL_P (NODE) && DECL_WRTL_CHECK (NODE)->decl_with_rtl.rtl != NULL)
+
+/* Copy the RTL from NODE1 to NODE2. If the RTL was not set for
+ NODE1, it will not be set for NODE2; this is a lazy copy. */
+#define COPY_DECL_RTL(NODE1, NODE2) \
+ (DECL_WRTL_CHECK (NODE2)->decl_with_rtl.rtl \
+ = DECL_WRTL_CHECK (NODE1)->decl_with_rtl.rtl)
+
+/* The DECL_RTL for NODE, if it is set, or NULL, if it is not set. */
+#define DECL_RTL_IF_SET(NODE) (DECL_RTL_SET_P (NODE) ? DECL_RTL (NODE) : NULL)
+
+#if (GCC_VERSION >= 2007)
+#define DECL_RTL_KNOWN_SET(decl) __extension__ \
+({ tree const __d = (decl); \
+ gcc_checking_assert (DECL_RTL_SET_P (__d)); \
+ /* Dereference it so the compiler knows it can't be NULL even \
+ without assertion checking. */ \
+ &*DECL_RTL_IF_SET (__d); })
+#else
+#define DECL_RTL_KNOWN_SET(decl) (&*DECL_RTL_IF_SET (decl))
+#endif
+
+/* In VAR_DECL and PARM_DECL nodes, nonzero means declared `register'. */
+#define DECL_REGISTER(NODE) (DECL_WRTL_CHECK (NODE)->decl_common.decl_flag_0)
+
+/* In a FIELD_DECL, this is the field position, counting in bytes, of the
+ DECL_OFFSET_ALIGN-bit-sized word containing the bit closest to the beginning
+ of the structure. */
+#define DECL_FIELD_OFFSET(NODE) (FIELD_DECL_CHECK (NODE)->field_decl.offset)
+
+/* In a FIELD_DECL, this is the offset, in bits, of the first bit of the
+ field from DECL_FIELD_OFFSET. This field may be nonzero even for fields
+ that are not bit fields (since DECL_OFFSET_ALIGN may be larger than the
+ natural alignment of the field's type). */
+#define DECL_FIELD_BIT_OFFSET(NODE) \
+ (FIELD_DECL_CHECK (NODE)->field_decl.bit_offset)
+
+/* In a FIELD_DECL, this indicates whether the field was a bit-field and
+ if so, the type that was originally specified for it.
+ TREE_TYPE may have been modified (in finish_struct). */
+#define DECL_BIT_FIELD_TYPE(NODE) \
+ (FIELD_DECL_CHECK (NODE)->field_decl.bit_field_type)
+
+/* In a FIELD_DECL of a RECORD_TYPE, this is a pointer to the storage
+ representative FIELD_DECL. */
+#define DECL_BIT_FIELD_REPRESENTATIVE(NODE) \
+ (FIELD_DECL_CHECK (NODE)->field_decl.qualifier)
+
+/* For a FIELD_DECL in a QUAL_UNION_TYPE, records the expression, which
+ if nonzero, indicates that the field occupies the type. */
+#define DECL_QUALIFIER(NODE) (FIELD_DECL_CHECK (NODE)->field_decl.qualifier)
+
+/* For FIELD_DECLs, off_align holds the number of low-order bits of
+ DECL_FIELD_OFFSET which are known to be always zero.
+ DECL_OFFSET_ALIGN thus returns the alignment that DECL_FIELD_OFFSET
+ has. */
+#define DECL_OFFSET_ALIGN(NODE) \
+ (((unsigned HOST_WIDE_INT)1) << FIELD_DECL_CHECK (NODE)->decl_common.off_align)
+
+/* Specify that DECL_ALIGN(NODE) is a multiple of X. */
+#define SET_DECL_OFFSET_ALIGN(NODE, X) \
+ (FIELD_DECL_CHECK (NODE)->decl_common.off_align = ffs_hwi (X) - 1)
+
+/* For FIELD_DECLS, DECL_FCONTEXT is the *first* baseclass in
+ which this FIELD_DECL is defined. This information is needed when
+ writing debugging information about vfield and vbase decls for C++. */
+#define DECL_FCONTEXT(NODE) (FIELD_DECL_CHECK (NODE)->field_decl.fcontext)
+
+/* In a FIELD_DECL, indicates this field should be bit-packed. */
+#define DECL_PACKED(NODE) (FIELD_DECL_CHECK (NODE)->base.u.bits.packed_flag)
+
+/* Nonzero in a FIELD_DECL means it is a bit field, and must be accessed
+ specially. */
+#define DECL_BIT_FIELD(NODE) (FIELD_DECL_CHECK (NODE)->decl_common.decl_flag_1)
+
+/* Used in a FIELD_DECL to indicate that we cannot form the address of
+ this component. This makes it possible for Type-Based Alias Analysis
+ to disambiguate accesses to this field with indirect accesses using
+ the field's type:
+
+ struct S { int i; } s;
+ int *p;
+
+ If the flag is set on 'i', TBAA computes that s.i and *p never conflict.
+
+ From the implementation's viewpoint, the alias set of the type of the
+ field 'i' (int) will not be recorded as a subset of that of the type of
+ 's' (struct S) in record_component_aliases. The counterpart is that
+ accesses to s.i must not be given the alias set of the type of 'i'
+ (int) but instead directly that of the type of 's' (struct S). */
+#define DECL_NONADDRESSABLE_P(NODE) \
+ (FIELD_DECL_CHECK (NODE)->decl_common.decl_flag_2)
+
+/* A numeric unique identifier for a LABEL_DECL. The UID allocation is
+ dense, unique within any one function, and may be used to index arrays.
+ If the value is -1, then no UID has been assigned. */
+#define LABEL_DECL_UID(NODE) \
+ (LABEL_DECL_CHECK (NODE)->label_decl.label_decl_uid)
+
+/* In a LABEL_DECL, the EH region number for which the label is the
+ post_landing_pad. */
+#define EH_LANDING_PAD_NR(NODE) \
+ (LABEL_DECL_CHECK (NODE)->label_decl.eh_landing_pad_nr)
+
+/* For a PARM_DECL, records the data type used to pass the argument,
+ which may be different from the type seen in the program. */
+#define DECL_ARG_TYPE(NODE) (PARM_DECL_CHECK (NODE)->decl_common.initial)
+
+/* For PARM_DECL, holds an RTL for the stack slot or register
+ where the data was actually passed. */
+#define DECL_INCOMING_RTL(NODE) \
+ (PARM_DECL_CHECK (NODE)->parm_decl.incoming_rtl)
+
+/* Nonzero for a given ..._DECL node means that no warnings should be
+ generated just because this node is unused. */
+#define DECL_IN_SYSTEM_HEADER(NODE) \
+ (in_system_header_at (DECL_SOURCE_LOCATION (NODE)))
+
+/* Used to indicate that the linkage status of this DECL is not yet known,
+ so it should not be output now. */
+#define DECL_DEFER_OUTPUT(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.defer_output)
+
+/* In a VAR_DECL that's static,
+ nonzero if the space is in the text section. */
+#define DECL_IN_TEXT_SECTION(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_with_vis.in_text_section)
+
+/* In a VAR_DECL that's static,
+ nonzero if it belongs to the global constant pool. */
+#define DECL_IN_CONSTANT_POOL(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_with_vis.in_constant_pool)
+
+/* Nonzero for a given ..._DECL node means that this node should be
+ put in .common, if possible. If a DECL_INITIAL is given, and it
+ is not error_mark_node, then the decl cannot be put in .common. */
+#define DECL_COMMON(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.common_flag)
+
+/* In a VAR_DECL, nonzero if the decl is a register variable with
+ an explicit asm specification. */
+#define DECL_HARD_REGISTER(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_with_vis.hard_register)
+
+ /* Used to indicate that this DECL has weak linkage. */
+#define DECL_WEAK(NODE) (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.weak_flag)
+
+/* Used to indicate that the DECL is a dllimport. */
+#define DECL_DLLIMPORT_P(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.dllimport_flag)
+
+/* Used in a DECL to indicate that, even if it TREE_PUBLIC, it need
+ not be put out unless it is needed in this translation unit.
+ Entities like this are shared across translation units (like weak
+ entities), but are guaranteed to be generated by any translation
+ unit that needs them, and therefore need not be put out anywhere
+ where they are not needed. DECL_COMDAT is just a hint to the
+ back-end; it is up to front-ends which set this flag to ensure
+ that there will never be any harm, other than bloat, in putting out
+ something which is DECL_COMDAT. */
+#define DECL_COMDAT(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.comdat_flag)
+
+#define DECL_COMDAT_GROUP(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.comdat_group)
+
+/* Used in TREE_PUBLIC decls to indicate that copies of this DECL in
+ multiple translation units should be merged. */
+#define DECL_ONE_ONLY(NODE) (DECL_COMDAT_GROUP (NODE) != NULL_TREE)
+
+/* The name of the object as the assembler will see it (but before any
+ translations made by ASM_OUTPUT_LABELREF). Often this is the same
+ as DECL_NAME. It is an IDENTIFIER_NODE. */
+#define DECL_ASSEMBLER_NAME(NODE) decl_assembler_name (NODE)
+
+/* Return true if NODE is a NODE that can contain a DECL_ASSEMBLER_NAME.
+ This is true of all DECL nodes except FIELD_DECL. */
+#define HAS_DECL_ASSEMBLER_NAME_P(NODE) \
+ (CODE_CONTAINS_STRUCT (TREE_CODE (NODE), TS_DECL_WITH_VIS))
+
+/* Returns nonzero if the DECL_ASSEMBLER_NAME for NODE has been set. If zero,
+ the NODE might still have a DECL_ASSEMBLER_NAME -- it just hasn't been set
+ yet. */
+#define DECL_ASSEMBLER_NAME_SET_P(NODE) \
+ (HAS_DECL_ASSEMBLER_NAME_P (NODE) \
+ && DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.assembler_name != NULL_TREE)
+
+/* Set the DECL_ASSEMBLER_NAME for NODE to NAME. */
+#define SET_DECL_ASSEMBLER_NAME(NODE, NAME) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.assembler_name = (NAME))
+
+/* Copy the DECL_ASSEMBLER_NAME from DECL1 to DECL2. Note that if DECL1's
+ DECL_ASSEMBLER_NAME has not yet been set, using this macro will not cause
+ the DECL_ASSEMBLER_NAME of either DECL to be set. In other words, the
+ semantics of using this macro, are different than saying:
+
+ SET_DECL_ASSEMBLER_NAME(DECL2, DECL_ASSEMBLER_NAME (DECL1))
+
+ which will try to set the DECL_ASSEMBLER_NAME for DECL1. */
+
+#define COPY_DECL_ASSEMBLER_NAME(DECL1, DECL2) \
+ (DECL_ASSEMBLER_NAME_SET_P (DECL1) \
+ ? (void) SET_DECL_ASSEMBLER_NAME (DECL2, \
+ DECL_ASSEMBLER_NAME (DECL1)) \
+ : (void) 0)
+
+/* Records the section name in a section attribute. Used to pass
+ the name from decl_attributes to make_function_rtl and make_decl_rtl. */
+#define DECL_SECTION_NAME(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.section_name)
+
+/* Nonzero in a decl means that the gimplifier has seen (or placed)
+ this variable in a BIND_EXPR. */
+#define DECL_SEEN_IN_BIND_EXPR_P(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.seen_in_bind_expr)
+
+/* Value of the decls's visibility attribute */
+#define DECL_VISIBILITY(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.visibility)
+
+/* Nonzero means that the decl had its visibility specified rather than
+ being inferred. */
+#define DECL_VISIBILITY_SPECIFIED(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.visibility_specified)
+
+/* In a VAR_DECL, the model to use if the data should be allocated from
+ thread-local storage. */
+#define DECL_TLS_MODEL(NODE) (VAR_DECL_CHECK (NODE)->decl_with_vis.tls_model)
+
+/* In a VAR_DECL, nonzero if the data should be allocated from
+ thread-local storage. */
+#define DECL_THREAD_LOCAL_P(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_with_vis.tls_model >= TLS_MODEL_REAL)
+
+/* In a non-local VAR_DECL with static storage duration, true if the
+ variable has an initialization priority. If false, the variable
+ will be initialized at the DEFAULT_INIT_PRIORITY. */
+#define DECL_HAS_INIT_PRIORITY_P(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_with_vis.init_priority_p)
+
+/* Specify whether the section name was set by user or by
+ compiler via -ffunction-sections. */
+#define DECL_HAS_IMPLICIT_SECTION_NAME_P(NODE) \
+ (DECL_WITH_VIS_CHECK (NODE)->decl_with_vis.implicit_section_name_p)
+
+extern tree decl_debug_expr_lookup (tree);
+extern void decl_debug_expr_insert (tree, tree);
+
+/* For VAR_DECL, this is set to an expression that it was split from. */
+#define DECL_HAS_DEBUG_EXPR_P(NODE) \
+ (VAR_DECL_CHECK (NODE)->decl_common.debug_expr_is_from)
+#define DECL_DEBUG_EXPR(NODE) \
+ (decl_debug_expr_lookup (VAR_DECL_CHECK (NODE)))
+
+#define SET_DECL_DEBUG_EXPR(NODE, VAL) \
+ (decl_debug_expr_insert (VAR_DECL_CHECK (NODE), VAL))
+
+extern priority_type decl_init_priority_lookup (tree);
+extern priority_type decl_fini_priority_lookup (tree);
+extern void decl_init_priority_insert (tree, priority_type);
+extern void decl_fini_priority_insert (tree, priority_type);
+
+/* For a VAR_DECL or FUNCTION_DECL the initialization priority of
+ NODE. */
+#define DECL_INIT_PRIORITY(NODE) \
+ (decl_init_priority_lookup (NODE))
+/* Set the initialization priority for NODE to VAL. */
+#define SET_DECL_INIT_PRIORITY(NODE, VAL) \
+ (decl_init_priority_insert (NODE, VAL))
+
+/* For a FUNCTION_DECL the finalization priority of NODE. */
+#define DECL_FINI_PRIORITY(NODE) \
+ (decl_fini_priority_lookup (NODE))
+/* Set the finalization priority for NODE to VAL. */
+#define SET_DECL_FINI_PRIORITY(NODE, VAL) \
+ (decl_fini_priority_insert (NODE, VAL))
+
+/* The initialization priority for entities for which no explicit
+ initialization priority has been specified. */
+#define DEFAULT_INIT_PRIORITY 65535
+
+/* The maximum allowed initialization priority. */
+#define MAX_INIT_PRIORITY 65535
+
+/* The largest priority value reserved for use by system runtime
+ libraries. */
+#define MAX_RESERVED_INIT_PRIORITY 100
+
+/* In a VAR_DECL, nonzero if this is a global variable for VOPs. */
+#define VAR_DECL_IS_VIRTUAL_OPERAND(NODE) \
+ (VAR_DECL_CHECK (NODE)->base.u.bits.saturating_flag)
+
+/* In a VAR_DECL, nonzero if this is a non-local frame structure. */
+#define DECL_NONLOCAL_FRAME(NODE) \
+ (VAR_DECL_CHECK (NODE)->base.default_def_flag)
+
+/* In a VAR_DECL, nonzero if this variable is not aliased by any pointer. */
+#define DECL_NONALIASED(NODE) \
+ (VAR_DECL_CHECK (NODE)->base.nothrow_flag)
+
+/* This field is used to reference anything in decl.result and is meant only
+ for use by the garbage collector. */
+#define DECL_RESULT_FLD(NODE) \
+ (DECL_NON_COMMON_CHECK (NODE)->decl_non_common.result)
+
+/* The DECL_VINDEX is used for FUNCTION_DECLS in two different ways.
+ Before the struct containing the FUNCTION_DECL is laid out,
+ DECL_VINDEX may point to a FUNCTION_DECL in a base class which
+ is the FUNCTION_DECL which this FUNCTION_DECL will replace as a virtual
+ function. When the class is laid out, this pointer is changed
+ to an INTEGER_CST node which is suitable for use as an index
+ into the virtual function table.
+ C++ also uses this field in namespaces, hence the DECL_NON_COMMON_CHECK. */
+#define DECL_VINDEX(NODE) \
+ (DECL_NON_COMMON_CHECK (NODE)->decl_non_common.vindex)
+
+/* In FUNCTION_DECL, holds the decl for the return value. */
+#define DECL_RESULT(NODE) (FUNCTION_DECL_CHECK (NODE)->decl_non_common.result)
+
+/* In a FUNCTION_DECL, nonzero if the function cannot be inlined. */
+#define DECL_UNINLINABLE(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.uninlinable)
+
+/* In a FUNCTION_DECL, the saved representation of the body of the
+ entire function. */
+#define DECL_SAVED_TREE(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->decl_non_common.saved_tree)
+
+/* Nonzero in a FUNCTION_DECL means this function should be treated
+ as if it were a malloc, meaning it returns a pointer that is
+ not an alias. */
+#define DECL_IS_MALLOC(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.malloc_flag)
+
+/* Nonzero in a FUNCTION_DECL means this function should be treated as
+ C++ operator new, meaning that it returns a pointer for which we
+ should not use type based aliasing. */
+#define DECL_IS_OPERATOR_NEW(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.operator_new_flag)
+
+/* Nonzero in a FUNCTION_DECL means this function may return more
+ than once. */
+#define DECL_IS_RETURNS_TWICE(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.returns_twice_flag)
+
+/* Nonzero in a FUNCTION_DECL means this function should be treated
+ as "pure" function (like const function, but may read global memory). */
+#define DECL_PURE_P(NODE) (FUNCTION_DECL_CHECK (NODE)->function_decl.pure_flag)
+
+/* Nonzero only if one of TREE_READONLY or DECL_PURE_P is nonzero AND
+ the const or pure function may not terminate. When this is nonzero
+ for a const or pure function, it can be dealt with by cse passes
+ but cannot be removed by dce passes since you are not allowed to
+ change an infinite looping program into one that terminates without
+ error. */
+#define DECL_LOOPING_CONST_OR_PURE_P(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.looping_const_or_pure_flag)
+
+/* Nonzero in a FUNCTION_DECL means this function should be treated
+ as "novops" function (function that does not read global memory,
+ but may have arbitrary side effects). */
+#define DECL_IS_NOVOPS(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.novops_flag)
+
+/* Used in FUNCTION_DECLs to indicate that they should be run automatically
+ at the beginning or end of execution. */
+#define DECL_STATIC_CONSTRUCTOR(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.static_ctor_flag)
+
+#define DECL_STATIC_DESTRUCTOR(NODE) \
+(FUNCTION_DECL_CHECK (NODE)->function_decl.static_dtor_flag)
+
+/* Used in FUNCTION_DECLs to indicate that function entry and exit should
+ be instrumented with calls to support routines. */
+#define DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.no_instrument_function_entry_exit)
+
+/* Used in FUNCTION_DECLs to indicate that limit-stack-* should be
+ disabled in this function. */
+#define DECL_NO_LIMIT_STACK(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.no_limit_stack)
+
+/* In a FUNCTION_DECL indicates that a static chain is needed. */
+#define DECL_STATIC_CHAIN(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.regdecl_flag)
+
+/* Nonzero for a decl that cgraph has decided should be inlined into
+ at least one call site. It is not meaningful to look at this
+ directly; always use cgraph_function_possibly_inlined_p. */
+#define DECL_POSSIBLY_INLINED(DECL) \
+ FUNCTION_DECL_CHECK (DECL)->function_decl.possibly_inlined
+
+/* Nonzero in a FUNCTION_DECL means that this function was declared inline,
+ such as via the `inline' keyword in C/C++. This flag controls the linkage
+ semantics of 'inline' */
+#define DECL_DECLARED_INLINE_P(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.declared_inline_flag)
+
+/* Nonzero in a FUNCTION_DECL means this function should not get
+ -Winline warnings. */
+#define DECL_NO_INLINE_WARNING_P(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.no_inline_warning_flag)
+
+/* Nonzero if a FUNCTION_CODE is a TM load/store. */
+#define BUILTIN_TM_LOAD_STORE_P(FN) \
+ ((FN) >= BUILT_IN_TM_STORE_1 && (FN) <= BUILT_IN_TM_LOAD_RFW_LDOUBLE)
+
+/* Nonzero if a FUNCTION_CODE is a TM load. */
+#define BUILTIN_TM_LOAD_P(FN) \
+ ((FN) >= BUILT_IN_TM_LOAD_1 && (FN) <= BUILT_IN_TM_LOAD_RFW_LDOUBLE)
+
+/* Nonzero if a FUNCTION_CODE is a TM store. */
+#define BUILTIN_TM_STORE_P(FN) \
+ ((FN) >= BUILT_IN_TM_STORE_1 && (FN) <= BUILT_IN_TM_STORE_WAW_LDOUBLE)
+
+#define CASE_BUILT_IN_TM_LOAD(FN) \
+ case BUILT_IN_TM_LOAD_##FN: \
+ case BUILT_IN_TM_LOAD_RAR_##FN: \
+ case BUILT_IN_TM_LOAD_RAW_##FN: \
+ case BUILT_IN_TM_LOAD_RFW_##FN
+
+#define CASE_BUILT_IN_TM_STORE(FN) \
+ case BUILT_IN_TM_STORE_##FN: \
+ case BUILT_IN_TM_STORE_WAR_##FN: \
+ case BUILT_IN_TM_STORE_WAW_##FN
+
+/* Nonzero in a FUNCTION_DECL that should be always inlined by the inliner
+ disregarding size and cost heuristics. This is equivalent to using
+ the always_inline attribute without the required diagnostics if the
+ function cannot be inlined. */
+#define DECL_DISREGARD_INLINE_LIMITS(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.disregard_inline_limits)
+
+extern vec<tree, va_gc> **decl_debug_args_lookup (tree);
+extern vec<tree, va_gc> **decl_debug_args_insert (tree);
+
+/* Nonzero if a FUNCTION_DECL has DEBUG arguments attached to it. */
+#define DECL_HAS_DEBUG_ARGS_P(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.has_debug_args_flag)
+
+/* For FUNCTION_DECL, this holds a pointer to a structure ("struct function")
+ that describes the status of this function. */
+#define DECL_STRUCT_FUNCTION(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.f)
+
+/* In a FUNCTION_DECL, nonzero means a built in function of a
+ standard library or more generally a built in function that is
+ recognized by optimizers and expanders.
+
+ Note that it is different from the DECL_IS_BUILTIN accessor. For
+ instance, user declared prototypes of C library functions are not
+ DECL_IS_BUILTIN but may be DECL_BUILT_IN. */
+#define DECL_BUILT_IN(NODE) (DECL_BUILT_IN_CLASS (NODE) != NOT_BUILT_IN)
+
+/* For a builtin function, identify which part of the compiler defined it. */
+#define DECL_BUILT_IN_CLASS(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.built_in_class)
+
+/* In FUNCTION_DECL, a chain of ..._DECL nodes.
+ VAR_DECL and PARM_DECL reserve the arguments slot for language-specific
+ uses. */
+#define DECL_ARGUMENTS(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->decl_non_common.arguments)
+#define DECL_ARGUMENT_FLD(NODE) \
+ (DECL_NON_COMMON_CHECK (NODE)->decl_non_common.arguments)
+
+/* In FUNCTION_DECL, the function specific target options to use when compiling
+ this function. */
+#define DECL_FUNCTION_SPECIFIC_TARGET(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.function_specific_target)
+
+/* In FUNCTION_DECL, the function specific optimization options to use when
+ compiling this function. */
+#define DECL_FUNCTION_SPECIFIC_OPTIMIZATION(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.function_specific_optimization)
+
+/* In FUNCTION_DECL, this is set if this function has other versions generated
+ using "target" attributes. The default version is the one which does not
+ have any "target" attribute set. */
+#define DECL_FUNCTION_VERSIONED(NODE)\
+ (FUNCTION_DECL_CHECK (NODE)->function_decl.versioned_function)
+
+/* In FUNCTION_DECL, this is set if this function is a C++ constructor.
+ Devirtualization machinery uses this knowledge for determing type of the
+ object constructed. Also we assume that constructor address is not
+ important. */
+#define DECL_CXX_CONSTRUCTOR_P(NODE)\
+ (FUNCTION_DECL_CHECK (NODE)->decl_with_vis.cxx_constructor)
+
+/* In FUNCTION_DECL, this is set if this function is a C++ destructor.
+ Devirtualization machinery uses this to track types in destruction. */
+#define DECL_CXX_DESTRUCTOR_P(NODE)\
+ (FUNCTION_DECL_CHECK (NODE)->decl_with_vis.cxx_destructor)
+
+/* In FUNCTION_DECL that represent an virtual method this is set when
+ the method is final. */
+#define DECL_FINAL_P(NODE)\
+ (FUNCTION_DECL_CHECK (NODE)->decl_with_vis.final)
+
+/* The source language of the translation-unit. */
+#define TRANSLATION_UNIT_LANGUAGE(NODE) \
+ (TRANSLATION_UNIT_DECL_CHECK (NODE)->translation_unit_decl.language)
+
+/* TRANSLATION_UNIT_DECL inherits from DECL_MINIMAL. */
+
+/* For a TYPE_DECL, holds the "original" type. (TREE_TYPE has the copy.) */
+#define DECL_ORIGINAL_TYPE(NODE) \
+ (TYPE_DECL_CHECK (NODE)->decl_non_common.result)
+
+/* In a TYPE_DECL nonzero means the detail info about this type is not dumped
+ into stabs. Instead it will generate cross reference ('x') of names.
+ This uses the same flag as DECL_EXTERNAL. */
+#define TYPE_DECL_SUPPRESS_DEBUG(NODE) \
+ (TYPE_DECL_CHECK (NODE)->decl_common.decl_flag_1)
+
+/* Getter of the imported declaration associated to the
+ IMPORTED_DECL node. */
+#define IMPORTED_DECL_ASSOCIATED_DECL(NODE) \
+(DECL_INITIAL (IMPORTED_DECL_CHECK (NODE)))
+
+/* Getter of the symbol declaration associated with the
+ NAMELIST_DECL node. */
+#define NAMELIST_DECL_ASSOCIATED_DECL(NODE) \
+ (DECL_INITIAL (NODE))
+
+/* A STATEMENT_LIST chains statements together in GENERIC and GIMPLE.
+ To reduce overhead, the nodes containing the statements are not trees.
+ This avoids the overhead of tree_common on all linked list elements.
+
+ Use the interface in tree-iterator.h to access this node. */
+
+#define STATEMENT_LIST_HEAD(NODE) \
+ (STATEMENT_LIST_CHECK (NODE)->stmt_list.head)
+#define STATEMENT_LIST_TAIL(NODE) \
+ (STATEMENT_LIST_CHECK (NODE)->stmt_list.tail)
+
+#define TREE_OPTIMIZATION(NODE) \
+ (&OPTIMIZATION_NODE_CHECK (NODE)->optimization.opts)
+
+#define TREE_OPTIMIZATION_OPTABS(NODE) \
+ (OPTIMIZATION_NODE_CHECK (NODE)->optimization.optabs)
+
+#define TREE_OPTIMIZATION_BASE_OPTABS(NODE) \
+ (OPTIMIZATION_NODE_CHECK (NODE)->optimization.base_optabs)
+
+/* Return a tree node that encapsulates the optimization options in OPTS. */
+extern tree build_optimization_node (struct gcc_options *opts);
+
+#define TREE_TARGET_OPTION(NODE) \
+ (&TARGET_OPTION_NODE_CHECK (NODE)->target_option.opts)
+
+#define TREE_TARGET_GLOBALS(NODE) \
+ (TARGET_OPTION_NODE_CHECK (NODE)->target_option.globals)
+
+/* Return a tree node that encapsulates the target options in OPTS. */
+extern tree build_target_option_node (struct gcc_options *opts);
+
+extern void prepare_target_option_nodes_for_pch (void);
+
+#if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)
+
+inline tree
+tree_check (tree __t, const char *__f, int __l, const char *__g, tree_code __c)
+{
+ if (TREE_CODE (__t) != __c)
+ tree_check_failed (__t, __f, __l, __g, __c, 0);
+ return __t;
+}
+
+inline tree
+tree_not_check (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c)
+{
+ if (TREE_CODE (__t) == __c)
+ tree_not_check_failed (__t, __f, __l, __g, __c, 0);
+ return __t;
+}
+
+inline tree
+tree_check2 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
+ return __t;
+}
+
+inline tree
+tree_not_check2 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
+ return __t;
+}
+
+inline tree
+tree_check3 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
+ return __t;
+}
+
+inline tree
+tree_not_check3 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
+ return __t;
+}
+
+inline tree
+tree_check4 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3
+ && TREE_CODE (__t) != __c4)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
+ return __t;
+}
+
+inline tree
+tree_not_check4 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3
+ || TREE_CODE (__t) == __c4)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
+ return __t;
+}
+
+inline tree
+tree_check5 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4, enum tree_code __c5)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3
+ && TREE_CODE (__t) != __c4
+ && TREE_CODE (__t) != __c5)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5, 0);
+ return __t;
+}
+
+inline tree
+tree_not_check5 (tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4, enum tree_code __c5)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3
+ || TREE_CODE (__t) == __c4
+ || TREE_CODE (__t) == __c5)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5, 0);
+ return __t;
+}
+
+inline tree
+contains_struct_check (tree __t, const enum tree_node_structure_enum __s,
+ const char *__f, int __l, const char *__g)
+{
+ if (tree_contains_struct[TREE_CODE (__t)][__s] != 1)
+ tree_contains_struct_check_failed (__t, __s, __f, __l, __g);
+ return __t;
+}
+
+inline tree
+tree_class_check (tree __t, const enum tree_code_class __class,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE_CLASS (TREE_CODE (__t)) != __class)
+ tree_class_check_failed (__t, __class, __f, __l, __g);
+ return __t;
+}
+
+inline tree
+tree_range_check (tree __t,
+ enum tree_code __code1, enum tree_code __code2,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) < __code1 || TREE_CODE (__t) > __code2)
+ tree_range_check_failed (__t, __f, __l, __g, __code1, __code2);
+ return __t;
+}
+
+inline tree
+omp_clause_subcode_check (tree __t, enum omp_clause_code __code,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if (__t->omp_clause.code != __code)
+ omp_clause_check_failed (__t, __f, __l, __g, __code);
+ return __t;
+}
+
+inline tree
+omp_clause_range_check (tree __t,
+ enum omp_clause_code __code1,
+ enum omp_clause_code __code2,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if ((int) __t->omp_clause.code < (int) __code1
+ || (int) __t->omp_clause.code > (int) __code2)
+ omp_clause_range_check_failed (__t, __f, __l, __g, __code1, __code2);
+ return __t;
+}
+
+/* These checks have to be special cased. */
+
+inline tree
+expr_check (tree __t, const char *__f, int __l, const char *__g)
+{
+ char const __c = TREE_CODE_CLASS (TREE_CODE (__t));
+ if (!IS_EXPR_CODE_CLASS (__c))
+ tree_class_check_failed (__t, tcc_expression, __f, __l, __g);
+ return __t;
+}
+
+/* These checks have to be special cased. */
+
+inline tree
+non_type_check (tree __t, const char *__f, int __l, const char *__g)
+{
+ if (TYPE_P (__t))
+ tree_not_class_check_failed (__t, tcc_type, __f, __l, __g);
+ return __t;
+}
+
+inline tree *
+tree_vec_elt_check (tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != TREE_VEC)
+ tree_check_failed (__t, __f, __l, __g, TREE_VEC, 0);
+ if (__i < 0 || __i >= __t->base.u.length)
+ tree_vec_elt_check_failed (__i, __t->base.u.length, __f, __l, __g);
+ return &CONST_CAST_TREE (__t)->vec.a[__i];
+}
+
+inline tree *
+omp_clause_elt_check (tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if (__i < 0 || __i >= omp_clause_num_ops [__t->omp_clause.code])
+ omp_clause_operand_check_failed (__i, __t, __f, __l, __g);
+ return &__t->omp_clause.ops[__i];
+}
+
+inline const_tree
+tree_check (const_tree __t, const char *__f, int __l, const char *__g,
+ tree_code __c)
+{
+ if (TREE_CODE (__t) != __c)
+ tree_check_failed (__t, __f, __l, __g, __c, 0);
+ return __t;
+}
+
+inline const_tree
+tree_not_check (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c)
+{
+ if (TREE_CODE (__t) == __c)
+ tree_not_check_failed (__t, __f, __l, __g, __c, 0);
+ return __t;
+}
+
+inline const_tree
+tree_check2 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
+ return __t;
+}
+
+inline const_tree
+tree_not_check2 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, 0);
+ return __t;
+}
+
+inline const_tree
+tree_check3 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
+ return __t;
+}
+
+inline const_tree
+tree_not_check3 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, 0);
+ return __t;
+}
+
+inline const_tree
+tree_check4 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3
+ && TREE_CODE (__t) != __c4)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
+ return __t;
+}
+
+inline const_tree
+tree_not_check4 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3
+ || TREE_CODE (__t) == __c4)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, 0);
+ return __t;
+}
+
+inline const_tree
+tree_check5 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4, enum tree_code __c5)
+{
+ if (TREE_CODE (__t) != __c1
+ && TREE_CODE (__t) != __c2
+ && TREE_CODE (__t) != __c3
+ && TREE_CODE (__t) != __c4
+ && TREE_CODE (__t) != __c5)
+ tree_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5, 0);
+ return __t;
+}
+
+inline const_tree
+tree_not_check5 (const_tree __t, const char *__f, int __l, const char *__g,
+ enum tree_code __c1, enum tree_code __c2, enum tree_code __c3,
+ enum tree_code __c4, enum tree_code __c5)
+{
+ if (TREE_CODE (__t) == __c1
+ || TREE_CODE (__t) == __c2
+ || TREE_CODE (__t) == __c3
+ || TREE_CODE (__t) == __c4
+ || TREE_CODE (__t) == __c5)
+ tree_not_check_failed (__t, __f, __l, __g, __c1, __c2, __c3, __c4, __c5, 0);
+ return __t;
+}
+
+inline const_tree
+contains_struct_check (const_tree __t, const enum tree_node_structure_enum __s,
+ const char *__f, int __l, const char *__g)
+{
+ if (tree_contains_struct[TREE_CODE (__t)][__s] != 1)
+ tree_contains_struct_check_failed (__t, __s, __f, __l, __g);
+ return __t;
+}
+
+inline const_tree
+tree_class_check (const_tree __t, const enum tree_code_class __class,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE_CLASS (TREE_CODE (__t)) != __class)
+ tree_class_check_failed (__t, __class, __f, __l, __g);
+ return __t;
+}
+
+inline const_tree
+tree_range_check (const_tree __t,
+ enum tree_code __code1, enum tree_code __code2,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) < __code1 || TREE_CODE (__t) > __code2)
+ tree_range_check_failed (__t, __f, __l, __g, __code1, __code2);
+ return __t;
+}
+
+inline const_tree
+omp_clause_subcode_check (const_tree __t, enum omp_clause_code __code,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if (__t->omp_clause.code != __code)
+ omp_clause_check_failed (__t, __f, __l, __g, __code);
+ return __t;
+}
+
+inline const_tree
+omp_clause_range_check (const_tree __t,
+ enum omp_clause_code __code1,
+ enum omp_clause_code __code2,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if ((int) __t->omp_clause.code < (int) __code1
+ || (int) __t->omp_clause.code > (int) __code2)
+ omp_clause_range_check_failed (__t, __f, __l, __g, __code1, __code2);
+ return __t;
+}
+
+inline const_tree
+expr_check (const_tree __t, const char *__f, int __l, const char *__g)
+{
+ char const __c = TREE_CODE_CLASS (TREE_CODE (__t));
+ if (!IS_EXPR_CODE_CLASS (__c))
+ tree_class_check_failed (__t, tcc_expression, __f, __l, __g);
+ return __t;
+}
+
+inline const_tree
+non_type_check (const_tree __t, const char *__f, int __l, const char *__g)
+{
+ if (TYPE_P (__t))
+ tree_not_class_check_failed (__t, tcc_type, __f, __l, __g);
+ return __t;
+}
+
+inline const_tree *
+tree_vec_elt_check (const_tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != TREE_VEC)
+ tree_check_failed (__t, __f, __l, __g, TREE_VEC, 0);
+ if (__i < 0 || __i >= __t->base.u.length)
+ tree_vec_elt_check_failed (__i, __t->base.u.length, __f, __l, __g);
+ return CONST_CAST (const_tree *, &__t->vec.a[__i]);
+ //return &__t->vec.a[__i];
+}
+
+inline const_tree *
+omp_clause_elt_check (const_tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != OMP_CLAUSE)
+ tree_check_failed (__t, __f, __l, __g, OMP_CLAUSE, 0);
+ if (__i < 0 || __i >= omp_clause_num_ops [__t->omp_clause.code])
+ omp_clause_operand_check_failed (__i, __t, __f, __l, __g);
+ return CONST_CAST (const_tree *, &__t->omp_clause.ops[__i]);
+}
+
+#endif
+
+/* Compute the number of operands in an expression node NODE. For
+ tcc_vl_exp nodes like CALL_EXPRs, this is stored in the node itself,
+ otherwise it is looked up from the node's code. */
+static inline int
+tree_operand_length (const_tree node)
+{
+ if (VL_EXP_CLASS_P (node))
+ return VL_EXP_OPERAND_LENGTH (node);
+ else
+ return TREE_CODE_LENGTH (TREE_CODE (node));
+}
+
+#if defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 2007)
+
+/* Special checks for TREE_OPERANDs. */
+inline tree *
+tree_operand_check (tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ const_tree __u = EXPR_CHECK (__t);
+ if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__u))
+ tree_operand_check_failed (__i, __u, __f, __l, __g);
+ return &CONST_CAST_TREE (__u)->exp.operands[__i];
+}
+
+inline tree *
+tree_operand_check_code (tree __t, enum tree_code __code, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != __code)
+ tree_check_failed (__t, __f, __l, __g, __code, 0);
+ if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__t))
+ tree_operand_check_failed (__i, __t, __f, __l, __g);
+ return &__t->exp.operands[__i];
+}
+
+inline const_tree *
+tree_operand_check (const_tree __t, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ const_tree __u = EXPR_CHECK (__t);
+ if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__u))
+ tree_operand_check_failed (__i, __u, __f, __l, __g);
+ return CONST_CAST (const_tree *, &__u->exp.operands[__i]);
+}
+
+inline const_tree *
+tree_operand_check_code (const_tree __t, enum tree_code __code, int __i,
+ const char *__f, int __l, const char *__g)
+{
+ if (TREE_CODE (__t) != __code)
+ tree_check_failed (__t, __f, __l, __g, __code, 0);
+ if (__i < 0 || __i >= TREE_OPERAND_LENGTH (__t))
+ tree_operand_check_failed (__i, __t, __f, __l, __g);
+ return CONST_CAST (const_tree *, &__t->exp.operands[__i]);
+}
+
+#endif
+
+#define error_mark_node global_trees[TI_ERROR_MARK]
+
+#define intQI_type_node global_trees[TI_INTQI_TYPE]
+#define intHI_type_node global_trees[TI_INTHI_TYPE]
+#define intSI_type_node global_trees[TI_INTSI_TYPE]
+#define intDI_type_node global_trees[TI_INTDI_TYPE]
+#define intTI_type_node global_trees[TI_INTTI_TYPE]
+
+#define unsigned_intQI_type_node global_trees[TI_UINTQI_TYPE]
+#define unsigned_intHI_type_node global_trees[TI_UINTHI_TYPE]
+#define unsigned_intSI_type_node global_trees[TI_UINTSI_TYPE]
+#define unsigned_intDI_type_node global_trees[TI_UINTDI_TYPE]
+#define unsigned_intTI_type_node global_trees[TI_UINTTI_TYPE]
+
+#define atomicQI_type_node global_trees[TI_ATOMICQI_TYPE]
+#define atomicHI_type_node global_trees[TI_ATOMICHI_TYPE]
+#define atomicSI_type_node global_trees[TI_ATOMICSI_TYPE]
+#define atomicDI_type_node global_trees[TI_ATOMICDI_TYPE]
+#define atomicTI_type_node global_trees[TI_ATOMICTI_TYPE]
+
+#define uint16_type_node global_trees[TI_UINT16_TYPE]
+#define uint32_type_node global_trees[TI_UINT32_TYPE]
+#define uint64_type_node global_trees[TI_UINT64_TYPE]
+
+#define integer_zero_node global_trees[TI_INTEGER_ZERO]
+#define integer_one_node global_trees[TI_INTEGER_ONE]
+#define integer_three_node global_trees[TI_INTEGER_THREE]
+#define integer_minus_one_node global_trees[TI_INTEGER_MINUS_ONE]
+#define size_zero_node global_trees[TI_SIZE_ZERO]
+#define size_one_node global_trees[TI_SIZE_ONE]
+#define bitsize_zero_node global_trees[TI_BITSIZE_ZERO]
+#define bitsize_one_node global_trees[TI_BITSIZE_ONE]
+#define bitsize_unit_node global_trees[TI_BITSIZE_UNIT]
+
+/* Base access nodes. */
+#define access_public_node global_trees[TI_PUBLIC]
+#define access_protected_node global_trees[TI_PROTECTED]
+#define access_private_node global_trees[TI_PRIVATE]
+
+#define null_pointer_node global_trees[TI_NULL_POINTER]
+
+#define float_type_node global_trees[TI_FLOAT_TYPE]
+#define double_type_node global_trees[TI_DOUBLE_TYPE]
+#define long_double_type_node global_trees[TI_LONG_DOUBLE_TYPE]
+
+#define float_ptr_type_node global_trees[TI_FLOAT_PTR_TYPE]
+#define double_ptr_type_node global_trees[TI_DOUBLE_PTR_TYPE]
+#define long_double_ptr_type_node global_trees[TI_LONG_DOUBLE_PTR_TYPE]
+#define integer_ptr_type_node global_trees[TI_INTEGER_PTR_TYPE]
+
+#define complex_integer_type_node global_trees[TI_COMPLEX_INTEGER_TYPE]
+#define complex_float_type_node global_trees[TI_COMPLEX_FLOAT_TYPE]
+#define complex_double_type_node global_trees[TI_COMPLEX_DOUBLE_TYPE]
+#define complex_long_double_type_node global_trees[TI_COMPLEX_LONG_DOUBLE_TYPE]
+
+#define void_type_node global_trees[TI_VOID_TYPE]
+/* The C type `void *'. */
+#define ptr_type_node global_trees[TI_PTR_TYPE]
+/* The C type `const void *'. */
+#define const_ptr_type_node global_trees[TI_CONST_PTR_TYPE]
+/* The C type `size_t'. */
+#define size_type_node global_trees[TI_SIZE_TYPE]
+#define pid_type_node global_trees[TI_PID_TYPE]
+#define ptrdiff_type_node global_trees[TI_PTRDIFF_TYPE]
+#define va_list_type_node global_trees[TI_VA_LIST_TYPE]
+#define va_list_gpr_counter_field global_trees[TI_VA_LIST_GPR_COUNTER_FIELD]
+#define va_list_fpr_counter_field global_trees[TI_VA_LIST_FPR_COUNTER_FIELD]
+/* The C type `FILE *'. */
+#define fileptr_type_node global_trees[TI_FILEPTR_TYPE]
+#define pointer_sized_int_node global_trees[TI_POINTER_SIZED_TYPE]
+
+#define boolean_type_node global_trees[TI_BOOLEAN_TYPE]
+#define boolean_false_node global_trees[TI_BOOLEAN_FALSE]
+#define boolean_true_node global_trees[TI_BOOLEAN_TRUE]
+
+/* The decimal floating point types. */
+#define dfloat32_type_node global_trees[TI_DFLOAT32_TYPE]
+#define dfloat64_type_node global_trees[TI_DFLOAT64_TYPE]
+#define dfloat128_type_node global_trees[TI_DFLOAT128_TYPE]
+#define dfloat32_ptr_type_node global_trees[TI_DFLOAT32_PTR_TYPE]
+#define dfloat64_ptr_type_node global_trees[TI_DFLOAT64_PTR_TYPE]
+#define dfloat128_ptr_type_node global_trees[TI_DFLOAT128_PTR_TYPE]
+
+/* The fixed-point types. */
+#define sat_short_fract_type_node global_trees[TI_SAT_SFRACT_TYPE]
+#define sat_fract_type_node global_trees[TI_SAT_FRACT_TYPE]
+#define sat_long_fract_type_node global_trees[TI_SAT_LFRACT_TYPE]
+#define sat_long_long_fract_type_node global_trees[TI_SAT_LLFRACT_TYPE]
+#define sat_unsigned_short_fract_type_node \
+ global_trees[TI_SAT_USFRACT_TYPE]
+#define sat_unsigned_fract_type_node global_trees[TI_SAT_UFRACT_TYPE]
+#define sat_unsigned_long_fract_type_node \
+ global_trees[TI_SAT_ULFRACT_TYPE]
+#define sat_unsigned_long_long_fract_type_node \
+ global_trees[TI_SAT_ULLFRACT_TYPE]
+#define short_fract_type_node global_trees[TI_SFRACT_TYPE]
+#define fract_type_node global_trees[TI_FRACT_TYPE]
+#define long_fract_type_node global_trees[TI_LFRACT_TYPE]
+#define long_long_fract_type_node global_trees[TI_LLFRACT_TYPE]
+#define unsigned_short_fract_type_node global_trees[TI_USFRACT_TYPE]
+#define unsigned_fract_type_node global_trees[TI_UFRACT_TYPE]
+#define unsigned_long_fract_type_node global_trees[TI_ULFRACT_TYPE]
+#define unsigned_long_long_fract_type_node \
+ global_trees[TI_ULLFRACT_TYPE]
+#define sat_short_accum_type_node global_trees[TI_SAT_SACCUM_TYPE]
+#define sat_accum_type_node global_trees[TI_SAT_ACCUM_TYPE]
+#define sat_long_accum_type_node global_trees[TI_SAT_LACCUM_TYPE]
+#define sat_long_long_accum_type_node global_trees[TI_SAT_LLACCUM_TYPE]
+#define sat_unsigned_short_accum_type_node \
+ global_trees[TI_SAT_USACCUM_TYPE]
+#define sat_unsigned_accum_type_node global_trees[TI_SAT_UACCUM_TYPE]
+#define sat_unsigned_long_accum_type_node \
+ global_trees[TI_SAT_ULACCUM_TYPE]
+#define sat_unsigned_long_long_accum_type_node \
+ global_trees[TI_SAT_ULLACCUM_TYPE]
+#define short_accum_type_node global_trees[TI_SACCUM_TYPE]
+#define accum_type_node global_trees[TI_ACCUM_TYPE]
+#define long_accum_type_node global_trees[TI_LACCUM_TYPE]
+#define long_long_accum_type_node global_trees[TI_LLACCUM_TYPE]
+#define unsigned_short_accum_type_node global_trees[TI_USACCUM_TYPE]
+#define unsigned_accum_type_node global_trees[TI_UACCUM_TYPE]
+#define unsigned_long_accum_type_node global_trees[TI_ULACCUM_TYPE]
+#define unsigned_long_long_accum_type_node \
+ global_trees[TI_ULLACCUM_TYPE]
+#define qq_type_node global_trees[TI_QQ_TYPE]
+#define hq_type_node global_trees[TI_HQ_TYPE]
+#define sq_type_node global_trees[TI_SQ_TYPE]
+#define dq_type_node global_trees[TI_DQ_TYPE]
+#define tq_type_node global_trees[TI_TQ_TYPE]
+#define uqq_type_node global_trees[TI_UQQ_TYPE]
+#define uhq_type_node global_trees[TI_UHQ_TYPE]
+#define usq_type_node global_trees[TI_USQ_TYPE]
+#define udq_type_node global_trees[TI_UDQ_TYPE]
+#define utq_type_node global_trees[TI_UTQ_TYPE]
+#define sat_qq_type_node global_trees[TI_SAT_QQ_TYPE]
+#define sat_hq_type_node global_trees[TI_SAT_HQ_TYPE]
+#define sat_sq_type_node global_trees[TI_SAT_SQ_TYPE]
+#define sat_dq_type_node global_trees[TI_SAT_DQ_TYPE]
+#define sat_tq_type_node global_trees[TI_SAT_TQ_TYPE]
+#define sat_uqq_type_node global_trees[TI_SAT_UQQ_TYPE]
+#define sat_uhq_type_node global_trees[TI_SAT_UHQ_TYPE]
+#define sat_usq_type_node global_trees[TI_SAT_USQ_TYPE]
+#define sat_udq_type_node global_trees[TI_SAT_UDQ_TYPE]
+#define sat_utq_type_node global_trees[TI_SAT_UTQ_TYPE]
+#define ha_type_node global_trees[TI_HA_TYPE]
+#define sa_type_node global_trees[TI_SA_TYPE]
+#define da_type_node global_trees[TI_DA_TYPE]
+#define ta_type_node global_trees[TI_TA_TYPE]
+#define uha_type_node global_trees[TI_UHA_TYPE]
+#define usa_type_node global_trees[TI_USA_TYPE]
+#define uda_type_node global_trees[TI_UDA_TYPE]
+#define uta_type_node global_trees[TI_UTA_TYPE]
+#define sat_ha_type_node global_trees[TI_SAT_HA_TYPE]
+#define sat_sa_type_node global_trees[TI_SAT_SA_TYPE]
+#define sat_da_type_node global_trees[TI_SAT_DA_TYPE]
+#define sat_ta_type_node global_trees[TI_SAT_TA_TYPE]
+#define sat_uha_type_node global_trees[TI_SAT_UHA_TYPE]
+#define sat_usa_type_node global_trees[TI_SAT_USA_TYPE]
+#define sat_uda_type_node global_trees[TI_SAT_UDA_TYPE]
+#define sat_uta_type_node global_trees[TI_SAT_UTA_TYPE]
+
+/* The node that should be placed at the end of a parameter list to
+ indicate that the function does not take a variable number of
+ arguments. The TREE_VALUE will be void_type_node and there will be
+ no TREE_CHAIN. Language-independent code should not assume
+ anything else about this node. */
+#define void_list_node global_trees[TI_VOID_LIST_NODE]
+
+#define main_identifier_node global_trees[TI_MAIN_IDENTIFIER]
+#define MAIN_NAME_P(NODE) \
+ (IDENTIFIER_NODE_CHECK (NODE) == main_identifier_node)
+
+/* Optimization options (OPTIMIZATION_NODE) to use for default and current
+ functions. */
+#define optimization_default_node global_trees[TI_OPTIMIZATION_DEFAULT]
+#define optimization_current_node global_trees[TI_OPTIMIZATION_CURRENT]
+
+/* Default/current target options (TARGET_OPTION_NODE). */
+#define target_option_default_node global_trees[TI_TARGET_OPTION_DEFAULT]
+#define target_option_current_node global_trees[TI_TARGET_OPTION_CURRENT]
+
+/* Default tree list option(), optimize() pragmas to be linked into the
+ attribute list. */
+#define current_target_pragma global_trees[TI_CURRENT_TARGET_PRAGMA]
+#define current_optimize_pragma global_trees[TI_CURRENT_OPTIMIZE_PRAGMA]
+
+#define char_type_node integer_types[itk_char]
+#define signed_char_type_node integer_types[itk_signed_char]
+#define unsigned_char_type_node integer_types[itk_unsigned_char]
+#define short_integer_type_node integer_types[itk_short]
+#define short_unsigned_type_node integer_types[itk_unsigned_short]
+#define integer_type_node integer_types[itk_int]
+#define unsigned_type_node integer_types[itk_unsigned_int]
+#define long_integer_type_node integer_types[itk_long]
+#define long_unsigned_type_node integer_types[itk_unsigned_long]
+#define long_long_integer_type_node integer_types[itk_long_long]
+#define long_long_unsigned_type_node integer_types[itk_unsigned_long_long]
+#define int128_integer_type_node integer_types[itk_int128]
+#define int128_unsigned_type_node integer_types[itk_unsigned_int128]
+
+#define NULL_TREE (tree) NULL
+
+/* True if NODE is an erroneous expression. */
+
+#define error_operand_p(NODE) \
+ ((NODE) == error_mark_node \
+ || ((NODE) && TREE_TYPE ((NODE)) == error_mark_node))
+
+extern tree decl_assembler_name (tree);
+
+/* Compute the number of bytes occupied by 'node'. This routine only
+ looks at TREE_CODE and, if the code is TREE_VEC, TREE_VEC_LENGTH. */
+
+extern size_t tree_size (const_tree);
+
+/* Compute the number of bytes occupied by a tree with code CODE. This
+ function cannot be used for TREE_VEC codes, which are of variable
+ length. */
+extern size_t tree_code_size (enum tree_code);
+
+/* Allocate and return a new UID from the DECL_UID namespace. */
+extern int allocate_decl_uid (void);
+
+/* Lowest level primitive for allocating a node.
+ The TREE_CODE is the only argument. Contents are initialized
+ to zero except for a few of the common fields. */
+
+extern tree make_node_stat (enum tree_code MEM_STAT_DECL);
+#define make_node(t) make_node_stat (t MEM_STAT_INFO)
+
+/* Make a copy of a node, with all the same contents. */
+
+extern tree copy_node_stat (tree MEM_STAT_DECL);
+#define copy_node(t) copy_node_stat (t MEM_STAT_INFO)
+
+/* Make a copy of a chain of TREE_LIST nodes. */
+
+extern tree copy_list (tree);
+
+/* Make a CASE_LABEL_EXPR. */
+
+extern tree build_case_label (tree, tree, tree);
+
+/* Make a BINFO. */
+extern tree make_tree_binfo_stat (unsigned MEM_STAT_DECL);
+#define make_tree_binfo(t) make_tree_binfo_stat (t MEM_STAT_INFO)
+
+/* Make a TREE_VEC. */
+
+extern tree make_tree_vec_stat (int MEM_STAT_DECL);
+#define make_tree_vec(t) make_tree_vec_stat (t MEM_STAT_INFO)
+
+/* Grow a TREE_VEC. */
+
+extern tree grow_tree_vec_stat (tree v, int MEM_STAT_DECL);
+#define grow_tree_vec(v, t) grow_tree_vec_stat (v, t MEM_STAT_INFO)
+
+/* Construct various types of nodes. */
+
+extern tree build_nt (enum tree_code, ...);
+extern tree build_nt_call_vec (tree, vec<tree, va_gc> *);
+
+extern tree build0_stat (enum tree_code, tree MEM_STAT_DECL);
+#define build0(c,t) build0_stat (c,t MEM_STAT_INFO)
+extern tree build1_stat (enum tree_code, tree, tree MEM_STAT_DECL);
+#define build1(c,t1,t2) build1_stat (c,t1,t2 MEM_STAT_INFO)
+extern tree build2_stat (enum tree_code, tree, tree, tree MEM_STAT_DECL);
+#define build2(c,t1,t2,t3) build2_stat (c,t1,t2,t3 MEM_STAT_INFO)
+extern tree build3_stat (enum tree_code, tree, tree, tree, tree MEM_STAT_DECL);
+#define build3(c,t1,t2,t3,t4) build3_stat (c,t1,t2,t3,t4 MEM_STAT_INFO)
+extern tree build4_stat (enum tree_code, tree, tree, tree, tree,
+ tree MEM_STAT_DECL);
+#define build4(c,t1,t2,t3,t4,t5) build4_stat (c,t1,t2,t3,t4,t5 MEM_STAT_INFO)
+extern tree build5_stat (enum tree_code, tree, tree, tree, tree, tree,
+ tree MEM_STAT_DECL);
+#define build5(c,t1,t2,t3,t4,t5,t6) build5_stat (c,t1,t2,t3,t4,t5,t6 MEM_STAT_INFO)
+
+/* _loc versions of build[1-5]. */
+
+static inline tree
+build1_stat_loc (location_t loc, enum tree_code code, tree type,
+ tree arg1 MEM_STAT_DECL)
+{
+ tree t = build1_stat (code, type, arg1 PASS_MEM_STAT);
+ if (CAN_HAVE_LOCATION_P (t))
+ SET_EXPR_LOCATION (t, loc);
+ return t;
+}
+#define build1_loc(l,c,t1,t2) build1_stat_loc (l,c,t1,t2 MEM_STAT_INFO)
+
+static inline tree
+build2_stat_loc (location_t loc, enum tree_code code, tree type, tree arg0,
+ tree arg1 MEM_STAT_DECL)
+{
+ tree t = build2_stat (code, type, arg0, arg1 PASS_MEM_STAT);
+ if (CAN_HAVE_LOCATION_P (t))
+ SET_EXPR_LOCATION (t, loc);
+ return t;
+}
+#define build2_loc(l,c,t1,t2,t3) build2_stat_loc (l,c,t1,t2,t3 MEM_STAT_INFO)
+
+static inline tree
+build3_stat_loc (location_t loc, enum tree_code code, tree type, tree arg0,
+ tree arg1, tree arg2 MEM_STAT_DECL)
+{
+ tree t = build3_stat (code, type, arg0, arg1, arg2 PASS_MEM_STAT);
+ if (CAN_HAVE_LOCATION_P (t))
+ SET_EXPR_LOCATION (t, loc);
+ return t;
+}
+#define build3_loc(l,c,t1,t2,t3,t4) \
+ build3_stat_loc (l,c,t1,t2,t3,t4 MEM_STAT_INFO)
+
+static inline tree
+build4_stat_loc (location_t loc, enum tree_code code, tree type, tree arg0,
+ tree arg1, tree arg2, tree arg3 MEM_STAT_DECL)
+{
+ tree t = build4_stat (code, type, arg0, arg1, arg2, arg3 PASS_MEM_STAT);
+ if (CAN_HAVE_LOCATION_P (t))
+ SET_EXPR_LOCATION (t, loc);
+ return t;
+}
+#define build4_loc(l,c,t1,t2,t3,t4,t5) \
+ build4_stat_loc (l,c,t1,t2,t3,t4,t5 MEM_STAT_INFO)
+
+static inline tree
+build5_stat_loc (location_t loc, enum tree_code code, tree type, tree arg0,
+ tree arg1, tree arg2, tree arg3, tree arg4 MEM_STAT_DECL)
+{
+ tree t = build5_stat (code, type, arg0, arg1, arg2, arg3,
+ arg4 PASS_MEM_STAT);
+ if (CAN_HAVE_LOCATION_P (t))
+ SET_EXPR_LOCATION (t, loc);
+ return t;
+}
+#define build5_loc(l,c,t1,t2,t3,t4,t5,t6) \
+ build5_stat_loc (l,c,t1,t2,t3,t4,t5,t6 MEM_STAT_INFO)
+
+extern tree build_var_debug_value_stat (tree, tree MEM_STAT_DECL);
+#define build_var_debug_value(t1,t2) \
+ build_var_debug_value_stat (t1,t2 MEM_STAT_INFO)
+
+/* Constructs double_int from tree CST. */
+
+static inline double_int
+tree_to_double_int (const_tree cst)
+{
+ return TREE_INT_CST (cst);
+}
+
+extern tree double_int_to_tree (tree, double_int);
+extern bool double_int_fits_to_tree_p (const_tree, double_int);
+extern tree force_fit_type_double (tree, double_int, int, bool);
+
+/* Create an INT_CST node with a CST value zero extended. */
+
+static inline tree
+build_int_cstu (tree type, unsigned HOST_WIDE_INT cst)
+{
+ return double_int_to_tree (type, double_int::from_uhwi (cst));
+}
+
+extern tree build_int_cst (tree, HOST_WIDE_INT);
+extern tree build_int_cst_type (tree, HOST_WIDE_INT);
+extern tree build_int_cst_wide (tree, unsigned HOST_WIDE_INT, HOST_WIDE_INT);
+extern tree make_vector_stat (unsigned MEM_STAT_DECL);
+#define make_vector(n) make_vector_stat (n MEM_STAT_INFO)
+extern tree build_vector_stat (tree, tree * MEM_STAT_DECL);
+#define build_vector(t,v) build_vector_stat (t, v MEM_STAT_INFO)
+extern tree build_vector_from_ctor (tree, vec<constructor_elt, va_gc> *);
+extern tree build_vector_from_val (tree, tree);
+extern tree build_constructor (tree, vec<constructor_elt, va_gc> *);
+extern tree build_constructor_single (tree, tree, tree);
+extern tree build_constructor_from_list (tree, tree);
+extern tree build_constructor_va (tree, int, ...);
+extern tree build_real_from_int_cst (tree, const_tree);
+extern tree build_complex (tree, tree, tree);
+extern tree build_one_cst (tree);
+extern tree build_minus_one_cst (tree);
+extern tree build_all_ones_cst (tree);
+extern tree build_zero_cst (tree);
+extern tree build_string (int, const char *);
+extern tree build_tree_list_stat (tree, tree MEM_STAT_DECL);
+#define build_tree_list(t, q) build_tree_list_stat (t, q MEM_STAT_INFO)
+extern tree build_tree_list_vec_stat (const vec<tree, va_gc> *MEM_STAT_DECL);
+#define build_tree_list_vec(v) build_tree_list_vec_stat (v MEM_STAT_INFO)
+extern tree build_decl_stat (location_t, enum tree_code,
+ tree, tree MEM_STAT_DECL);
+extern tree build_fn_decl (const char *, tree);
+#define build_decl(l,c,t,q) build_decl_stat (l, c, t, q MEM_STAT_INFO)
+extern tree build_translation_unit_decl (tree);
+extern tree build_block (tree, tree, tree, tree);
+extern tree build_empty_stmt (location_t);
+extern tree build_omp_clause (location_t, enum omp_clause_code);
+
+extern tree build_vl_exp_stat (enum tree_code, int MEM_STAT_DECL);
+#define build_vl_exp(c, n) build_vl_exp_stat (c, n MEM_STAT_INFO)
+
+extern tree build_call_nary (tree, tree, int, ...);
+extern tree build_call_valist (tree, tree, int, va_list);
+#define build_call_array(T1,T2,N,T3)\
+ build_call_array_loc (UNKNOWN_LOCATION, T1, T2, N, T3)
+extern tree build_call_array_loc (location_t, tree, tree, int, const tree *);
+extern tree build_call_vec (tree, tree, vec<tree, va_gc> *);
+
+/* Construct various nodes representing data types. */
+
+extern tree signed_or_unsigned_type_for (int, tree);
+extern tree signed_type_for (tree);
+extern tree unsigned_type_for (tree);
+extern tree truth_type_for (tree);
+extern tree build_pointer_type_for_mode (tree, enum machine_mode, bool);
+extern tree build_pointer_type (tree);
+extern tree build_reference_type_for_mode (tree, enum machine_mode, bool);
+extern tree build_reference_type (tree);
+extern tree build_vector_type_for_mode (tree, enum machine_mode);
+extern tree build_vector_type (tree innertype, int nunits);
+extern tree build_opaque_vector_type (tree innertype, int nunits);
+extern tree build_index_type (tree);
+extern tree build_array_type (tree, tree);
+extern tree build_nonshared_array_type (tree, tree);
+extern tree build_array_type_nelts (tree, unsigned HOST_WIDE_INT);
+extern tree build_function_type (tree, tree);
+extern tree build_function_type_list (tree, ...);
+extern tree build_varargs_function_type_list (tree, ...);
+extern tree build_function_type_array (tree, int, tree *);
+extern tree build_varargs_function_type_array (tree, int, tree *);
+#define build_function_type_vec(RET, V) \
+ build_function_type_array (RET, vec_safe_length (V), vec_safe_address (V))
+#define build_varargs_function_type_vec(RET, V) \
+ build_varargs_function_type_array (RET, vec_safe_length (V), \
+ vec_safe_address (V))
+extern tree build_method_type_directly (tree, tree, tree);
+extern tree build_method_type (tree, tree);
+extern tree build_offset_type (tree, tree);
+extern tree build_complex_type (tree);
+extern tree array_type_nelts (const_tree);
+
+extern tree value_member (tree, tree);
+extern tree purpose_member (const_tree, tree);
+extern bool vec_member (const_tree, vec<tree, va_gc> *);
+extern tree chain_index (int, tree);
+
+extern int attribute_list_equal (const_tree, const_tree);
+extern int attribute_list_contained (const_tree, const_tree);
+extern int tree_int_cst_equal (const_tree, const_tree);
+extern int tree_int_cst_lt (const_tree, const_tree);
+extern int tree_int_cst_compare (const_tree, const_tree);
+extern bool tree_fits_shwi_p (const_tree)
+#ifndef ENABLE_TREE_CHECKING
+ ATTRIBUTE_PURE /* tree_fits_shwi_p is pure only when checking is disabled. */
+#endif
+ ;
+extern bool tree_fits_uhwi_p (const_tree)
+#ifndef ENABLE_TREE_CHECKING
+ ATTRIBUTE_PURE /* tree_fits_uhwi_p is pure only when checking is disabled. */
+#endif
+ ;
+extern HOST_WIDE_INT tree_to_shwi (const_tree);
+extern unsigned HOST_WIDE_INT tree_to_uhwi (const_tree);
+#if !defined ENABLE_TREE_CHECKING && (GCC_VERSION >= 4003)
+extern inline __attribute__ ((__gnu_inline__)) HOST_WIDE_INT
+tree_to_shwi (const_tree t)
+{
+ gcc_assert (tree_fits_shwi_p (t));
+ return TREE_INT_CST_LOW (t);
+}
+
+extern inline __attribute__ ((__gnu_inline__)) unsigned HOST_WIDE_INT
+tree_to_uhwi (const_tree t)
+{
+ gcc_assert (tree_fits_uhwi_p (t));
+ return TREE_INT_CST_LOW (t);
+}
+#endif
+extern int tree_int_cst_sgn (const_tree);
+extern int tree_int_cst_sign_bit (const_tree);
+extern unsigned int tree_int_cst_min_precision (tree, bool);
+extern tree strip_array_types (tree);
+extern tree excess_precision_type (tree);
+extern bool valid_constant_size_p (const_tree);
+
+
+/* From expmed.c. Since rtl.h is included after tree.h, we can't
+ put the prototype here. Rtl.h does declare the prototype if
+ tree.h had been included. */
+
+extern tree make_tree (tree, rtx);
+
+/* Return a type like TTYPE except that its TYPE_ATTRIBUTES
+ is ATTRIBUTE.
+
+ Such modified types already made are recorded so that duplicates
+ are not made. */
+
+extern tree build_type_attribute_variant (tree, tree);
+extern tree build_decl_attribute_variant (tree, tree);
+extern tree build_type_attribute_qual_variant (tree, tree, int);
+
+/* Return 0 if the attributes for two types are incompatible, 1 if they
+ are compatible, and 2 if they are nearly compatible (which causes a
+ warning to be generated). */
+extern int comp_type_attributes (const_tree, const_tree);
+
+/* Default versions of target-overridable functions. */
+extern tree merge_decl_attributes (tree, tree);
+extern tree merge_type_attributes (tree, tree);
+
+/* This function is a private implementation detail of lookup_attribute()
+ and you should never call it directly. */
+extern tree private_lookup_attribute (const char *, size_t, tree);
+
+/* Given an attribute name ATTR_NAME and a list of attributes LIST,
+ return a pointer to the attribute's list element if the attribute
+ is part of the list, or NULL_TREE if not found. If the attribute
+ appears more than once, this only returns the first occurrence; the
+ TREE_CHAIN of the return value should be passed back in if further
+ occurrences are wanted. ATTR_NAME must be in the form 'text' (not
+ '__text__'). */
+
+static inline tree
+lookup_attribute (const char *attr_name, tree list)
+{
+ gcc_checking_assert (attr_name[0] != '_');
+ /* In most cases, list is NULL_TREE. */
+ if (list == NULL_TREE)
+ return NULL_TREE;
+ else
+ /* Do the strlen() before calling the out-of-line implementation.
+ In most cases attr_name is a string constant, and the compiler
+ will optimize the strlen() away. */
+ return private_lookup_attribute (attr_name, strlen (attr_name), list);
+}
+
+/* This function is a private implementation detail of
+ is_attribute_p() and you should never call it directly. */
+extern bool private_is_attribute_p (const char *, size_t, const_tree);
+
+/* Given an identifier node IDENT and a string ATTR_NAME, return true
+ if the identifier node is a valid attribute name for the string.
+ ATTR_NAME must be in the form 'text' (not '__text__'). IDENT could
+ be the identifier for 'text' or for '__text__'. */
+
+static inline bool
+is_attribute_p (const char *attr_name, const_tree ident)
+{
+ gcc_checking_assert (attr_name[0] != '_');
+ /* Do the strlen() before calling the out-of-line implementation.
+ In most cases attr_name is a string constant, and the compiler
+ will optimize the strlen() away. */
+ return private_is_attribute_p (attr_name, strlen (attr_name), ident);
+}
+
+/* Remove any instances of attribute ATTR_NAME in LIST and return the
+ modified list. ATTR_NAME must be in the form 'text' (not
+ '__text__'). */
+
+extern tree remove_attribute (const char *, tree);
+
+/* Given two attributes lists, return a list of their union. */
+
+extern tree merge_attributes (tree, tree);
+
+#if TARGET_DLLIMPORT_DECL_ATTRIBUTES
+/* Given two Windows decl attributes lists, possibly including
+ dllimport, return a list of their union . */
+extern tree merge_dllimport_decl_attributes (tree, tree);
+
+/* Handle a "dllimport" or "dllexport" attribute. */
+extern tree handle_dll_attribute (tree *, tree, tree, int, bool *);
+#endif
+
+/* Check whether CAND is suitable to be returned from get_qualified_type
+ (BASE, TYPE_QUALS). */
+
+extern bool check_qualified_type (const_tree, const_tree, int);
+
+/* Return a version of the TYPE, qualified as indicated by the
+ TYPE_QUALS, if one exists. If no qualified version exists yet,
+ return NULL_TREE. */
+
+extern tree get_qualified_type (tree, int);
+
+/* Like get_qualified_type, but creates the type if it does not
+ exist. This function never returns NULL_TREE. */
+
+extern tree build_qualified_type (tree, int);
+
+/* Create a variant of type T with alignment ALIGN. */
+
+extern tree build_aligned_type (tree, unsigned int);
+
+/* Like build_qualified_type, but only deals with the `const' and
+ `volatile' qualifiers. This interface is retained for backwards
+ compatibility with the various front-ends; new code should use
+ build_qualified_type instead. */
+
+#define build_type_variant(TYPE, CONST_P, VOLATILE_P) \
+ build_qualified_type ((TYPE), \
+ ((CONST_P) ? TYPE_QUAL_CONST : 0) \
+ | ((VOLATILE_P) ? TYPE_QUAL_VOLATILE : 0))
+
+/* Make a copy of a type node. */
+
+extern tree build_distinct_type_copy (tree);
+extern tree build_variant_type_copy (tree);
+
+/* Given a hashcode and a ..._TYPE node (for which the hashcode was made),
+ return a canonicalized ..._TYPE node, so that duplicates are not made.
+ How the hash code is computed is up to the caller, as long as any two
+ callers that could hash identical-looking type nodes agree. */
+
+extern tree type_hash_canon (unsigned int, tree);
+
+extern tree convert (tree, tree);
+extern unsigned int expr_align (const_tree);
+extern tree size_in_bytes (const_tree);
+extern HOST_WIDE_INT int_size_in_bytes (const_tree);
+extern HOST_WIDE_INT max_int_size_in_bytes (const_tree);
+extern tree bit_position (const_tree);
+extern HOST_WIDE_INT int_bit_position (const_tree);
+extern tree byte_position (const_tree);
+extern HOST_WIDE_INT int_byte_position (const_tree);
+
+#define sizetype sizetype_tab[(int) stk_sizetype]
+#define bitsizetype sizetype_tab[(int) stk_bitsizetype]
+#define ssizetype sizetype_tab[(int) stk_ssizetype]
+#define sbitsizetype sizetype_tab[(int) stk_sbitsizetype]
+#define size_int(L) size_int_kind (L, stk_sizetype)
+#define ssize_int(L) size_int_kind (L, stk_ssizetype)
+#define bitsize_int(L) size_int_kind (L, stk_bitsizetype)
+#define sbitsize_int(L) size_int_kind (L, stk_sbitsizetype)
+
+/* Type for sizes of data-type. */
+
+#define BITS_PER_UNIT_LOG \
+ ((BITS_PER_UNIT > 1) + (BITS_PER_UNIT > 2) + (BITS_PER_UNIT > 4) \
+ + (BITS_PER_UNIT > 8) + (BITS_PER_UNIT > 16) + (BITS_PER_UNIT > 32) \
+ + (BITS_PER_UNIT > 64) + (BITS_PER_UNIT > 128) + (BITS_PER_UNIT > 256))
+
+/* Concatenate two lists (chains of TREE_LIST nodes) X and Y
+ by making the last node in X point to Y.
+ Returns X, except if X is 0 returns Y. */
+
+extern tree chainon (tree, tree);
+
+/* Make a new TREE_LIST node from specified PURPOSE, VALUE and CHAIN. */
+
+extern tree tree_cons_stat (tree, tree, tree MEM_STAT_DECL);
+#define tree_cons(t,q,w) tree_cons_stat (t,q,w MEM_STAT_INFO)
+
+/* Return the last tree node in a chain. */
+
+extern tree tree_last (tree);
+
+/* Reverse the order of elements in a chain, and return the new head. */
+
+extern tree nreverse (tree);
+
+/* Returns the length of a chain of nodes
+ (number of chain pointers to follow before reaching a null pointer). */
+
+extern int list_length (const_tree);
+
+/* Returns the first FIELD_DECL in a type. */
+
+extern tree first_field (const_tree);
+
+/* Given an initializer INIT, return TRUE if INIT is zero or some
+ aggregate of zeros. Otherwise return FALSE. */
+
+extern bool initializer_zerop (const_tree);
+
+/* Given a vector VEC, return its first element if all elements are
+ the same. Otherwise return NULL_TREE. */
+
+extern tree uniform_vector_p (const_tree);
+
+/* Given a CONSTRUCTOR CTOR, return the element values as a vector. */
+
+extern vec<tree, va_gc> *ctor_to_vec (tree);
+
+/* integer_zerop (tree x) is nonzero if X is an integer constant of value 0. */
+
+extern int integer_zerop (const_tree);
+
+/* integer_onep (tree x) is nonzero if X is an integer constant of value 1. */
+
+extern int integer_onep (const_tree);
+
+/* integer_all_onesp (tree x) is nonzero if X is an integer constant
+ all of whose significant bits are 1. */
+
+extern int integer_all_onesp (const_tree);
+
+/* integer_minus_onep (tree x) is nonzero if X is an integer constant of
+ value -1. */
+
+extern int integer_minus_onep (const_tree);
+
+/* integer_pow2p (tree x) is nonzero is X is an integer constant with
+ exactly one bit 1. */
+
+extern int integer_pow2p (const_tree);
+
+/* integer_nonzerop (tree x) is nonzero if X is an integer constant
+ with a nonzero value. */
+
+extern int integer_nonzerop (const_tree);
+
+extern bool cst_and_fits_in_hwi (const_tree);
+extern tree num_ending_zeros (const_tree);
+
+/* fixed_zerop (tree x) is nonzero if X is a fixed-point constant of
+ value 0. */
+
+extern int fixed_zerop (const_tree);
+
+/* staticp (tree x) is nonzero if X is a reference to data allocated
+ at a fixed address in memory. Returns the outermost data. */
+
+extern tree staticp (tree);
+
+/* save_expr (EXP) returns an expression equivalent to EXP
+ but it can be used multiple times within context CTX
+ and only evaluate EXP once. */
+
+extern tree save_expr (tree);
+
+/* Look inside EXPR into any simple arithmetic operations. Return the
+ outermost non-arithmetic or non-invariant node. */
+
+extern tree skip_simple_arithmetic (tree);
+
+/* Look inside EXPR into simple arithmetic operations involving constants.
+ Return the outermost non-arithmetic or non-constant node. */
+
+extern tree skip_simple_constant_arithmetic (tree);
+
+/* Return which tree structure is used by T. */
+
+enum tree_node_structure_enum tree_node_structure (const_tree);
+
+/* Return true if EXP contains a PLACEHOLDER_EXPR, i.e. if it represents a
+ size or offset that depends on a field within a record. */
+
+extern bool contains_placeholder_p (const_tree);
+
+/* This macro calls the above function but short-circuits the common
+ case of a constant to save time. Also check for null. */
+
+#define CONTAINS_PLACEHOLDER_P(EXP) \
+ ((EXP) != 0 && ! TREE_CONSTANT (EXP) && contains_placeholder_p (EXP))
+
+/* Return true if any part of the structure of TYPE involves a PLACEHOLDER_EXPR
+ directly. This includes size, bounds, qualifiers (for QUAL_UNION_TYPE) and
+ field positions. */
+
+extern bool type_contains_placeholder_p (tree);
+
+/* Given a tree EXP, find all occurrences of references to fields
+ in a PLACEHOLDER_EXPR and place them in vector REFS without
+ duplicates. Also record VAR_DECLs and CONST_DECLs. Note that
+ we assume here that EXP contains only arithmetic expressions
+ or CALL_EXPRs with PLACEHOLDER_EXPRs occurring only in their
+ argument list. */
+
+extern void find_placeholder_in_expr (tree, vec<tree> *);
+
+/* This macro calls the above function but short-circuits the common
+ case of a constant to save time and also checks for NULL. */
+
+#define FIND_PLACEHOLDER_IN_EXPR(EXP, V) \
+do { \
+ if((EXP) && !TREE_CONSTANT (EXP)) \
+ find_placeholder_in_expr (EXP, V); \
+} while (0)
+
+/* Given a tree EXP, a FIELD_DECL F, and a replacement value R,
+ return a tree with all occurrences of references to F in a
+ PLACEHOLDER_EXPR replaced by R. Also handle VAR_DECLs and
+ CONST_DECLs. Note that we assume here that EXP contains only
+ arithmetic expressions or CALL_EXPRs with PLACEHOLDER_EXPRs
+ occurring only in their argument list. */
+
+extern tree substitute_in_expr (tree, tree, tree);
+
+/* This macro calls the above function but short-circuits the common
+ case of a constant to save time and also checks for NULL. */
+
+#define SUBSTITUTE_IN_EXPR(EXP, F, R) \
+ ((EXP) == 0 || TREE_CONSTANT (EXP) ? (EXP) : substitute_in_expr (EXP, F, R))
+
+/* Similar, but look for a PLACEHOLDER_EXPR in EXP and find a replacement
+ for it within OBJ, a tree that is an object or a chain of references. */
+
+extern tree substitute_placeholder_in_expr (tree, tree);
+
+/* This macro calls the above function but short-circuits the common
+ case of a constant to save time and also checks for NULL. */
+
+#define SUBSTITUTE_PLACEHOLDER_IN_EXPR(EXP, OBJ) \
+ ((EXP) == 0 || TREE_CONSTANT (EXP) ? (EXP) \
+ : substitute_placeholder_in_expr (EXP, OBJ))
+
+
+/* stabilize_reference (EXP) returns a reference equivalent to EXP
+ but it can be used multiple times
+ and only evaluate the subexpressions once. */
+
+extern tree stabilize_reference (tree);
+
+/* Return EXP, stripped of any conversions to wider types
+ in such a way that the result of converting to type FOR_TYPE
+ is the same as if EXP were converted to FOR_TYPE.
+ If FOR_TYPE is 0, it signifies EXP's type. */
+
+extern tree get_unwidened (tree, tree);
+
+/* Return OP or a simpler expression for a narrower value
+ which can be sign-extended or zero-extended to give back OP.
+ Store in *UNSIGNEDP_PTR either 1 if the value should be zero-extended
+ or 0 if the value should be sign-extended. */
+
+extern tree get_narrower (tree, int *);
+
+/* Return true if T is an expression that get_inner_reference handles. */
+
+static inline bool
+handled_component_p (const_tree t)
+{
+ switch (TREE_CODE (t))
+ {
+ case COMPONENT_REF:
+ case BIT_FIELD_REF:
+ case ARRAY_REF:
+ case ARRAY_RANGE_REF:
+ case REALPART_EXPR:
+ case IMAGPART_EXPR:
+ case VIEW_CONVERT_EXPR:
+ return true;
+
+ default:
+ return false;
+ }
+}
+
+/* Given a DECL or TYPE, return the scope in which it was declared, or
+ NUL_TREE if there is no containing scope. */
+
+extern tree get_containing_scope (const_tree);
+
+/* Return the FUNCTION_DECL which provides this _DECL with its context,
+ or zero if none. */
+extern tree decl_function_context (const_tree);
+
+/* Return the RECORD_TYPE, UNION_TYPE, or QUAL_UNION_TYPE which provides
+ this _DECL with its context, or zero if none. */
+extern tree decl_type_context (const_tree);
+
+/* Return 1 if EXPR is the real constant zero. */
+extern int real_zerop (const_tree);
+
+/* Initialize the iterator I with arguments from function FNDECL */
+
+static inline void
+function_args_iter_init (function_args_iterator *i, const_tree fntype)
+{
+ i->next = TYPE_ARG_TYPES (fntype);
+}
+
+/* Return a pointer that holds the next argument if there are more arguments to
+ handle, otherwise return NULL. */
+
+static inline tree *
+function_args_iter_cond_ptr (function_args_iterator *i)
+{
+ return (i->next) ? &TREE_VALUE (i->next) : NULL;
+}
+
+/* Return the next argument if there are more arguments to handle, otherwise
+ return NULL. */
+
+static inline tree
+function_args_iter_cond (function_args_iterator *i)
+{
+ return (i->next) ? TREE_VALUE (i->next) : NULL_TREE;
+}
+
+/* Advance to the next argument. */
+static inline void
+function_args_iter_next (function_args_iterator *i)
+{
+ gcc_assert (i->next != NULL_TREE);
+ i->next = TREE_CHAIN (i->next);
+}
+
+/* We set BLOCK_SOURCE_LOCATION only to inlined function entry points. */
+
+static inline bool
+inlined_function_outer_scope_p (const_tree block)
+{
+ return LOCATION_LOCUS (BLOCK_SOURCE_LOCATION (block)) != UNKNOWN_LOCATION;
+}
+
+/* Loop over all function arguments of FNTYPE. In each iteration, PTR is set
+ to point to the next tree element. ITER is an instance of
+ function_args_iterator used to iterate the arguments. */
+#define FOREACH_FUNCTION_ARGS_PTR(FNTYPE, PTR, ITER) \
+ for (function_args_iter_init (&(ITER), (FNTYPE)); \
+ (PTR = function_args_iter_cond_ptr (&(ITER))) != NULL; \
+ function_args_iter_next (&(ITER)))
+
+/* Loop over all function arguments of FNTYPE. In each iteration, TREE is set
+ to the next tree element. ITER is an instance of function_args_iterator
+ used to iterate the arguments. */
+#define FOREACH_FUNCTION_ARGS(FNTYPE, TREE, ITER) \
+ for (function_args_iter_init (&(ITER), (FNTYPE)); \
+ (TREE = function_args_iter_cond (&(ITER))) != NULL_TREE; \
+ function_args_iter_next (&(ITER)))
+
+/* In tree.c */
+extern unsigned crc32_string (unsigned, const char *);
+extern unsigned crc32_byte (unsigned, char);
+extern unsigned crc32_unsigned (unsigned, unsigned);
+extern void clean_symbol_name (char *);
+extern tree get_file_function_name (const char *);
+extern tree get_callee_fndecl (const_tree);
+extern int type_num_arguments (const_tree);
+extern bool associative_tree_code (enum tree_code);
+extern bool commutative_tree_code (enum tree_code);
+extern bool commutative_ternary_tree_code (enum tree_code);
+extern tree upper_bound_in_type (tree, tree);
+extern tree lower_bound_in_type (tree, tree);
+extern int operand_equal_for_phi_arg_p (const_tree, const_tree);
+extern tree create_artificial_label (location_t);
+extern const char *get_name (tree);
+extern bool stdarg_p (const_tree);
+extern bool prototype_p (tree);
+extern bool is_typedef_decl (tree x);
+extern bool typedef_variant_p (tree);
+extern bool auto_var_in_fn_p (const_tree, const_tree);
+extern tree build_low_bits_mask (tree, unsigned);
+extern tree tree_strip_nop_conversions (tree);
+extern tree tree_strip_sign_nop_conversions (tree);
+extern const_tree strip_invariant_refs (const_tree);
+extern tree lhd_gcc_personality (void);
+extern void assign_assembler_name_if_neeeded (tree);
+extern void warn_deprecated_use (tree, tree);
+extern void cache_integer_cst (tree);
+
+/* Compare and hash for any structure which begins with a canonical
+ pointer. Assumes all pointers are interchangeable, which is sort
+ of already assumed by gcc elsewhere IIRC. */
+
+static inline int
+struct_ptr_eq (const void *a, const void *b)
+{
+ const void * const * x = (const void * const *) a;
+ const void * const * y = (const void * const *) b;
+ return *x == *y;
+}
+
+static inline hashval_t
+struct_ptr_hash (const void *a)
+{
+ const void * const * x = (const void * const *) a;
+ return (intptr_t)*x >> 4;
+}
+
+/* Return nonzero if CODE is a tree code that represents a truth value. */
+static inline bool
+truth_value_p (enum tree_code code)
+{
+ return (TREE_CODE_CLASS (code) == tcc_comparison
+ || code == TRUTH_AND_EXPR || code == TRUTH_ANDIF_EXPR
+ || code == TRUTH_OR_EXPR || code == TRUTH_ORIF_EXPR
+ || code == TRUTH_XOR_EXPR || code == TRUTH_NOT_EXPR);
+}
+
+/* Return whether TYPE is a type suitable for an offset for
+ a POINTER_PLUS_EXPR. */
+static inline bool
+ptrofftype_p (tree type)
+{
+ return (INTEGRAL_TYPE_P (type)
+ && TYPE_PRECISION (type) == TYPE_PRECISION (sizetype)
+ && TYPE_UNSIGNED (type) == TYPE_UNSIGNED (sizetype));
+}
+
+/* Return OFF converted to a pointer offset type suitable as offset for
+ POINTER_PLUS_EXPR. Use location LOC for this conversion. */
+static inline tree
+convert_to_ptrofftype_loc (location_t loc, tree off)
+{
+ return fold_convert_loc (loc, sizetype, off);
+}
+#define convert_to_ptrofftype(t) convert_to_ptrofftype_loc (UNKNOWN_LOCATION, t)
+
+/* Build and fold a POINTER_PLUS_EXPR at LOC offsetting PTR by OFF. */
+static inline tree
+fold_build_pointer_plus_loc (location_t loc, tree ptr, tree off)
+{
+ return fold_build2_loc (loc, POINTER_PLUS_EXPR, TREE_TYPE (ptr),
+ ptr, fold_convert_loc (loc, sizetype, off));
+}
+#define fold_build_pointer_plus(p,o) \
+ fold_build_pointer_plus_loc (UNKNOWN_LOCATION, p, o)
+
+/* Build and fold a POINTER_PLUS_EXPR at LOC offsetting PTR by OFF. */
+static inline tree
+fold_build_pointer_plus_hwi_loc (location_t loc, tree ptr, HOST_WIDE_INT off)
+{
+ return fold_build2_loc (loc, POINTER_PLUS_EXPR, TREE_TYPE (ptr),
+ ptr, size_int (off));
+}
+#define fold_build_pointer_plus_hwi(p,o) \
+ fold_build_pointer_plus_hwi_loc (UNKNOWN_LOCATION, p, o)
+
+extern tree strip_float_extensions (tree);
+extern int really_constant_p (const_tree);
+extern bool decl_address_invariant_p (const_tree);
+extern bool decl_address_ip_invariant_p (const_tree);
+extern bool int_fits_type_p (const_tree, const_tree);
+#ifndef GENERATOR_FILE
+extern void get_type_static_bounds (const_tree, mpz_t, mpz_t);
+#endif
+extern bool variably_modified_type_p (tree, tree);
+extern int tree_log2 (const_tree);
+extern int tree_floor_log2 (const_tree);
+extern unsigned int tree_ctz (const_tree);
+extern int simple_cst_equal (const_tree, const_tree);
+extern hashval_t iterative_hash_expr (const_tree, hashval_t);
+extern hashval_t iterative_hash_host_wide_int (HOST_WIDE_INT, hashval_t);
+extern hashval_t iterative_hash_hashval_t (hashval_t, hashval_t);
+extern hashval_t iterative_hash_host_wide_int (HOST_WIDE_INT, hashval_t);
+extern int compare_tree_int (const_tree, unsigned HOST_WIDE_INT);
+extern int type_list_equal (const_tree, const_tree);
+extern int chain_member (const_tree, const_tree);
+extern void dump_tree_statistics (void);
+extern void recompute_tree_invariant_for_addr_expr (tree);
+extern bool needs_to_live_in_memory (const_tree);
+extern tree reconstruct_complex_type (tree, tree);
+extern int real_onep (const_tree);
+extern int real_minus_onep (const_tree);
+extern void init_ttree (void);
+extern void build_common_tree_nodes (bool, bool);
+extern void build_common_builtin_nodes (void);
+extern tree build_nonstandard_integer_type (unsigned HOST_WIDE_INT, int);
+extern tree build_range_type (tree, tree, tree);
+extern tree build_nonshared_range_type (tree, tree, tree);
+extern bool subrange_type_for_debug_p (const_tree, tree *, tree *);
+extern HOST_WIDE_INT int_cst_value (const_tree);
+extern HOST_WIDEST_INT widest_int_cst_value (const_tree);
+extern tree tree_block (tree);
+extern void tree_set_block (tree, tree);
+extern location_t *block_nonartificial_location (tree);
+extern location_t tree_nonartificial_location (tree);
+extern tree block_ultimate_origin (const_tree);
+extern tree get_binfo_at_offset (tree, HOST_WIDE_INT, tree);
+extern bool virtual_method_call_p (tree);
+extern tree obj_type_ref_class (tree ref);
+extern bool types_same_for_odr (tree type1, tree type2);
+extern bool contains_bitfld_component_ref_p (const_tree);
+extern bool type_in_anonymous_namespace_p (tree);
+extern bool block_may_fallthru (const_tree);
+extern void using_eh_for_cleanups (void);
+extern bool using_eh_for_cleanups_p (void);
+extern const char *get_tree_code_name (enum tree_code);
+extern void set_call_expr_flags (tree, int);
+extern tree walk_tree_1 (tree*, walk_tree_fn, void*, struct pointer_set_t*,
+ walk_tree_lh);
+extern tree walk_tree_without_duplicates_1 (tree*, walk_tree_fn, void*,
+ walk_tree_lh);
+#define walk_tree(a,b,c,d) \
+ walk_tree_1 (a, b, c, d, NULL)
+#define walk_tree_without_duplicates(a,b,c) \
+ walk_tree_without_duplicates_1 (a, b, c, NULL)
+
+extern tree get_base_address (tree t);
+extern tree drop_tree_overflow (tree);
+extern int tree_map_base_eq (const void *, const void *);
+extern unsigned int tree_map_base_hash (const void *);
+extern int tree_map_base_marked_p (const void *);
+
+#define tree_map_eq tree_map_base_eq
+extern unsigned int tree_map_hash (const void *);
+#define tree_map_marked_p tree_map_base_marked_p
+
+#define tree_decl_map_eq tree_map_base_eq
+extern unsigned int tree_decl_map_hash (const void *);
+#define tree_decl_map_marked_p tree_map_base_marked_p
+
+#define tree_int_map_eq tree_map_base_eq
+#define tree_int_map_hash tree_map_base_hash
+#define tree_int_map_marked_p tree_map_base_marked_p
+
+#define tree_priority_map_eq tree_map_base_eq
+#define tree_priority_map_hash tree_map_base_hash
+#define tree_priority_map_marked_p tree_map_base_marked_p
+
+#define tree_vec_map_eq tree_map_base_eq
+#define tree_vec_map_hash tree_decl_map_hash
+#define tree_vec_map_marked_p tree_map_base_marked_p
+
+/* Initialize the abstract argument list iterator object ITER with the
+ arguments from CALL_EXPR node EXP. */
+static inline void
+init_call_expr_arg_iterator (tree exp, call_expr_arg_iterator *iter)
+{
+ iter->t = exp;
+ iter->n = call_expr_nargs (exp);
+ iter->i = 0;
+}
+
+static inline void
+init_const_call_expr_arg_iterator (const_tree exp, const_call_expr_arg_iterator *iter)
+{
+ iter->t = exp;
+ iter->n = call_expr_nargs (exp);
+ iter->i = 0;
+}
+
+/* Return the next argument from abstract argument list iterator object ITER,
+ and advance its state. Return NULL_TREE if there are no more arguments. */
+static inline tree
+next_call_expr_arg (call_expr_arg_iterator *iter)
+{
+ tree result;
+ if (iter->i >= iter->n)
+ return NULL_TREE;
+ result = CALL_EXPR_ARG (iter->t, iter->i);
+ iter->i++;
+ return result;
+}
+
+static inline const_tree
+next_const_call_expr_arg (const_call_expr_arg_iterator *iter)
+{
+ const_tree result;
+ if (iter->i >= iter->n)
+ return NULL_TREE;
+ result = CALL_EXPR_ARG (iter->t, iter->i);
+ iter->i++;
+ return result;
+}
+
+/* Initialize the abstract argument list iterator object ITER, then advance
+ past and return the first argument. Useful in for expressions, e.g.
+ for (arg = first_call_expr_arg (exp, &iter); arg;
+ arg = next_call_expr_arg (&iter)) */
+static inline tree
+first_call_expr_arg (tree exp, call_expr_arg_iterator *iter)
+{
+ init_call_expr_arg_iterator (exp, iter);
+ return next_call_expr_arg (iter);
+}
+
+static inline const_tree
+first_const_call_expr_arg (const_tree exp, const_call_expr_arg_iterator *iter)
+{
+ init_const_call_expr_arg_iterator (exp, iter);
+ return next_const_call_expr_arg (iter);
+}
+
+/* Test whether there are more arguments in abstract argument list iterator
+ ITER, without changing its state. */
+static inline bool
+more_call_expr_args_p (const call_expr_arg_iterator *iter)
+{
+ return (iter->i < iter->n);
+}
+
+/* Iterate through each argument ARG of CALL_EXPR CALL, using variable ITER
+ (of type call_expr_arg_iterator) to hold the iteration state. */
+#define FOR_EACH_CALL_EXPR_ARG(arg, iter, call) \
+ for ((arg) = first_call_expr_arg ((call), &(iter)); (arg); \
+ (arg) = next_call_expr_arg (&(iter)))
+
+#define FOR_EACH_CONST_CALL_EXPR_ARG(arg, iter, call) \
+ for ((arg) = first_const_call_expr_arg ((call), &(iter)); (arg); \
+ (arg) = next_const_call_expr_arg (&(iter)))
+
+/* Return true if tree node T is a language-specific node. */
+static inline bool
+is_lang_specific (tree t)
+{
+ return TREE_CODE (t) == LANG_TYPE || TREE_CODE (t) >= NUM_TREE_CODES;
+}
+
+/* Valid builtin number. */
+#define BUILTIN_VALID_P(FNCODE) \
+ (IN_RANGE ((int)FNCODE, ((int)BUILT_IN_NONE) + 1, ((int) END_BUILTINS) - 1))
+
+/* Return the tree node for an explicit standard builtin function or NULL. */
+static inline tree
+builtin_decl_explicit (enum built_in_function fncode)
+{
+ gcc_checking_assert (BUILTIN_VALID_P (fncode));
+
+ return builtin_info.decl[(size_t)fncode];
+}
+
+/* Return the tree node for an implicit builtin function or NULL. */
+static inline tree
+builtin_decl_implicit (enum built_in_function fncode)
+{
+ size_t uns_fncode = (size_t)fncode;
+ gcc_checking_assert (BUILTIN_VALID_P (fncode));
+
+ if (!builtin_info.implicit_p[uns_fncode])
+ return NULL_TREE;
+
+ return builtin_info.decl[uns_fncode];
+}
+
+/* Set explicit builtin function nodes and whether it is an implicit
+ function. */
+
+static inline void
+set_builtin_decl (enum built_in_function fncode, tree decl, bool implicit_p)
+{
+ size_t ufncode = (size_t)fncode;
+
+ gcc_checking_assert (BUILTIN_VALID_P (fncode)
+ && (decl != NULL_TREE || !implicit_p));
+
+ builtin_info.decl[ufncode] = decl;
+ builtin_info.implicit_p[ufncode] = implicit_p;
+}
+
+/* Set the implicit flag for a builtin function. */
+
+static inline void
+set_builtin_decl_implicit_p (enum built_in_function fncode, bool implicit_p)
+{
+ size_t uns_fncode = (size_t)fncode;
+
+ gcc_checking_assert (BUILTIN_VALID_P (fncode)
+ && builtin_info.decl[uns_fncode] != NULL_TREE);
+
+ builtin_info.implicit_p[uns_fncode] = implicit_p;
+}
+
+/* Return whether the standard builtin function can be used as an explicit
+ function. */
+
+static inline bool
+builtin_decl_explicit_p (enum built_in_function fncode)
+{
+ gcc_checking_assert (BUILTIN_VALID_P (fncode));
+ return (builtin_info.decl[(size_t)fncode] != NULL_TREE);
+}
+
+/* Return whether the standard builtin function can be used implicitly. */
+
+static inline bool
+builtin_decl_implicit_p (enum built_in_function fncode)
+{
+ size_t uns_fncode = (size_t)fncode;
+
+ gcc_checking_assert (BUILTIN_VALID_P (fncode));
+ return (builtin_info.decl[uns_fncode] != NULL_TREE
+ && builtin_info.implicit_p[uns_fncode]);
+}
+
+/* Return true if T (assumed to be a DECL) is a global variable.
+ A variable is considered global if its storage is not automatic. */
+
+static inline bool
+is_global_var (const_tree t)
+{
+ return (TREE_STATIC (t) || DECL_EXTERNAL (t));
+}
+
+/* Return true if VAR may be aliased. A variable is considered as
+ maybe aliased if it has its address taken by the local TU
+ or possibly by another TU and might be modified through a pointer. */
+
+static inline bool
+may_be_aliased (const_tree var)
+{
+ return (TREE_CODE (var) != CONST_DECL
+ && (TREE_PUBLIC (var)
+ || DECL_EXTERNAL (var)
+ || TREE_ADDRESSABLE (var))
+ && !((TREE_STATIC (var) || TREE_PUBLIC (var) || DECL_EXTERNAL (var))
+ && ((TREE_READONLY (var)
+ && !TYPE_NEEDS_CONSTRUCTING (TREE_TYPE (var)))
+ || (TREE_CODE (var) == VAR_DECL
+ && DECL_NONALIASED (var)))));
+}
+
+/* Return pointer to optimization flags of FNDECL. */
+static inline struct cl_optimization *
+opts_for_fn (const_tree fndecl)
+{
+ tree fn_opts = DECL_FUNCTION_SPECIFIC_OPTIMIZATION (fndecl);
+ if (fn_opts == NULL_TREE)
+ fn_opts = optimization_default_node;
+ return TREE_OPTIMIZATION (fn_opts);
+}
+
+/* opt flag for function FNDECL, e.g. opts_for_fn (fndecl, optimize) is
+ the optimization level of function fndecl. */
+#define opt_for_fn(fndecl, opt) (opts_for_fn (fndecl)->x_##opt)
+
+/* For anonymous aggregate types, we need some sort of name to
+ hold on to. In practice, this should not appear, but it should
+ not be harmful if it does. */
+#ifndef NO_DOT_IN_LABEL
+#define ANON_AGGRNAME_FORMAT "._%d"
+#define ANON_AGGRNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '.' \
+ && IDENTIFIER_POINTER (ID_NODE)[1] == '_')
+#else /* NO_DOT_IN_LABEL */
+#ifndef NO_DOLLAR_IN_LABEL
+#define ANON_AGGRNAME_FORMAT "$_%d"
+#define ANON_AGGRNAME_P(ID_NODE) (IDENTIFIER_POINTER (ID_NODE)[0] == '$' \
+ && IDENTIFIER_POINTER (ID_NODE)[1] == '_')
+#else /* NO_DOLLAR_IN_LABEL */
+#define ANON_AGGRNAME_PREFIX "__anon_"
+#define ANON_AGGRNAME_P(ID_NODE) \
+ (!strncmp (IDENTIFIER_POINTER (ID_NODE), ANON_AGGRNAME_PREFIX, \
+ sizeof (ANON_AGGRNAME_PREFIX) - 1))
+#define ANON_AGGRNAME_FORMAT "__anon_%d"
+#endif /* NO_DOLLAR_IN_LABEL */
+#endif /* NO_DOT_IN_LABEL */
+
+/* FIXME - These declarations belong in builtins.h, expr.h and emit-rtl.h,
+ but none of these files are allowed to be included from front ends.
+ They should be split in two. One suitable for the FEs, the other suitable
+ for the BE. */
+
+/* Assign the RTX to declaration. */
+extern void set_decl_rtl (tree, rtx);
+extern bool complete_ctor_at_level_p (const_tree, HOST_WIDE_INT, const_tree);
+
+/* Return a tree representing the upper bound of the array mentioned in
+ EXP, an ARRAY_REF or an ARRAY_RANGE_REF. */
+extern tree array_ref_up_bound (tree);
+
+extern tree build_personality_function (const char *);
+
+/* Given an expression EXP that is a handled_component_p,
+ look for the ultimate containing object, which is returned and specify
+ the access position and size. */
+extern tree get_inner_reference (tree, HOST_WIDE_INT *, HOST_WIDE_INT *,
+ tree *, enum machine_mode *, int *, int *,
+ bool);
+
+/* Return a tree representing the lower bound of the array mentioned in
+ EXP, an ARRAY_REF or an ARRAY_RANGE_REF. */
+extern tree array_ref_low_bound (tree);
+
+/* In builtins.c. */
+
+/* Non-zero if __builtin_constant_p should be folded right away. */
+extern bool force_folding_builtin_constant_p;
+
+extern bool avoid_folding_inline_builtin (tree);
+extern tree fold_call_expr (location_t, tree, bool);
+extern tree fold_builtin_fputs (location_t, tree, tree, bool, bool, tree);
+extern tree fold_builtin_strcpy (location_t, tree, tree, tree, tree);
+extern tree fold_builtin_strncpy (location_t, tree, tree, tree, tree, tree);
+extern tree fold_builtin_strcat (location_t, tree, tree, tree);
+extern tree fold_builtin_memory_chk (location_t, tree, tree, tree, tree, tree, tree, bool,
+ enum built_in_function);
+extern tree fold_builtin_stxcpy_chk (location_t, tree, tree, tree, tree, tree, bool,
+ enum built_in_function);
+extern tree fold_builtin_stxncpy_chk (location_t, tree, tree, tree, tree, tree, bool,
+ enum built_in_function);
+extern tree fold_builtin_expect (location_t, tree, tree, tree);
+extern bool fold_builtin_next_arg (tree, bool);
+extern enum built_in_function builtin_mathfn_code (const_tree);
+extern tree fold_builtin_call_array (location_t, tree, tree, int, tree *);
+extern tree build_call_expr_loc_array (location_t, tree, int, tree *);
+extern tree build_call_expr_loc_vec (location_t, tree, vec<tree, va_gc> *);
+extern tree build_call_expr_loc (location_t, tree, int, ...);
+extern tree build_call_expr (tree, int, ...);
+extern tree mathfn_built_in (tree, enum built_in_function fn);
+extern tree c_strlen (tree, int);
+extern tree build_string_literal (int, const char *);
+extern rtx builtin_memset_read_str (void *, HOST_WIDE_INT, enum machine_mode);
+extern bool is_builtin_fn (tree);
+extern bool get_object_alignment_1 (tree, unsigned int *,
+ unsigned HOST_WIDE_INT *);
+extern unsigned int get_object_alignment (tree);
+extern bool get_pointer_alignment_1 (tree, unsigned int *,
+ unsigned HOST_WIDE_INT *);
+extern unsigned int get_pointer_alignment (tree);
+extern tree fold_call_stmt (gimple, bool);
+extern tree gimple_fold_builtin_snprintf_chk (gimple, tree, enum built_in_function);
+extern void set_builtin_user_assembler_name (tree decl, const char *asmspec);
+extern bool is_simple_builtin (tree);
+extern bool is_inexpensive_builtin (tree);
+
+#endif /* GCC_TREE_H */