diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 634 |
1 files changed, 74 insertions, 560 deletions
diff --git a/gcc/tree.h b/gcc/tree.h index f63672c0897..c485c3f8a88 100644 --- a/gcc/tree.h +++ b/gcc/tree.h @@ -22,6 +22,12 @@ along with GCC; see the file COPYING3. If not see #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 { \ @@ -568,7 +574,6 @@ extern void omp_clause_range_check_failed (const_tree, const char *, int, #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 @@ -882,7 +887,7 @@ extern void omp_clause_range_check_failed (const_tree, const char *, int, (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. @@ -1519,8 +1524,6 @@ extern void protected_set_expr_location (tree, location_t); #define TYPE_MAIN_VARIANT(NODE) (TYPE_CHECK (NODE)->type_common.main_variant) #define TYPE_CONTEXT(NODE) (TYPE_CHECK (NODE)->type_common.context) -/* Vector types need to check target flags to determine type. */ -extern enum machine_mode vector_type_mode (const_tree); #define TYPE_MODE(NODE) \ (VECTOR_TYPE_P (TYPE_CHECK (NODE)) \ ? vector_type_mode (NODE) : (NODE)->type_common.mode) @@ -2692,8 +2695,6 @@ extern vec<tree, va_gc> **decl_debug_args_insert (tree); /* Return a tree node that encapsulates the optimization options in OPTS. */ extern tree build_optimization_node (struct gcc_options *opts); -extern void init_tree_optimization_optabs (tree); - #define TREE_TARGET_OPTION(NODE) \ (&TARGET_OPTION_NODE_CHECK (NODE)->target_option.opts) @@ -3438,30 +3439,6 @@ extern tree make_tree_vec_stat (int MEM_STAT_DECL); 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) -/* Return the (unique) IDENTIFIER_NODE node for a given name. - The name is supplied as a char *. */ - -extern tree get_identifier (const char *); - -#if GCC_VERSION >= 3000 -#define get_identifier(str) \ - (__builtin_constant_p (str) \ - ? get_identifier_with_length ((str), strlen (str)) \ - : get_identifier (str)) -#endif - - -/* Identical to get_identifier, except that the length is assumed - known. */ - -extern tree get_identifier_with_length (const char *, size_t); - -/* If an identifier with the name TEXT (a null-terminated string) has - previously been referred to, return that node; otherwise return - NULL_TREE. */ - -extern tree maybe_get_identifier (const char *); - /* Construct various types of nodes. */ extern tree build_nt (enum tree_code, ...); @@ -3612,14 +3589,10 @@ extern tree build_call_vec (tree, tree, vec<tree, va_gc> *); /* Construct various nodes representing data types. */ -extern tree make_signed_type (int); -extern tree make_unsigned_type (int); 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 void initialize_sizetypes (void); -extern void fixup_unsigned_type (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); @@ -3687,51 +3660,17 @@ tree_to_uhwi (const_tree t) 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 bool tree_expr_nonnegative_p (tree); -extern bool tree_expr_nonnegative_warnv_p (tree, bool *); -extern bool may_negate_without_overflow_p (const_tree); extern tree strip_array_types (tree); extern tree excess_precision_type (tree); extern bool valid_constant_size_p (const_tree); -extern unsigned int element_precision (const_tree); - -/* Construct various nodes representing fract or accum data types. */ - -extern tree make_fract_type (int, int, int); -extern tree make_accum_type (int, int, int); - -#define make_signed_fract_type(P) make_fract_type (P, 0, 0) -#define make_unsigned_fract_type(P) make_fract_type (P, 1, 0) -#define make_sat_signed_fract_type(P) make_fract_type (P, 0, 1) -#define make_sat_unsigned_fract_type(P) make_fract_type (P, 1, 1) -#define make_signed_accum_type(P) make_accum_type (P, 0, 0) -#define make_unsigned_accum_type(P) make_accum_type (P, 1, 0) -#define make_sat_signed_accum_type(P) make_accum_type (P, 0, 1) -#define make_sat_unsigned_accum_type(P) make_accum_type (P, 1, 1) - -#define make_or_reuse_signed_fract_type(P) \ - make_or_reuse_fract_type (P, 0, 0) -#define make_or_reuse_unsigned_fract_type(P) \ - make_or_reuse_fract_type (P, 1, 0) -#define make_or_reuse_sat_signed_fract_type(P) \ - make_or_reuse_fract_type (P, 0, 1) -#define make_or_reuse_sat_unsigned_fract_type(P) \ - make_or_reuse_fract_type (P, 1, 1) -#define make_or_reuse_signed_accum_type(P) \ - make_or_reuse_accum_type (P, 0, 0) -#define make_or_reuse_unsigned_accum_type(P) \ - make_or_reuse_accum_type (P, 1, 0) -#define make_or_reuse_sat_signed_accum_type(P) \ - make_or_reuse_accum_type (P, 0, 1) -#define make_or_reuse_sat_unsigned_accum_type(P) \ - make_or_reuse_accum_type (P, 1, 1) + /* 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. @@ -3850,30 +3789,6 @@ extern tree build_aligned_type (tree, unsigned int); extern tree build_distinct_type_copy (tree); extern tree build_variant_type_copy (tree); -/* Finish up a builtin RECORD_TYPE. Give it a name and provide its - fields. Optionally specify an alignment, and then lay it out. */ - -extern void finish_builtin_struct (tree, const char *, - tree, tree); - -/* Given a ..._TYPE node, calculate the TYPE_SIZE, TYPE_SIZE_UNIT, - TYPE_ALIGN and TYPE_MODE fields. If called more than once on one - node, does nothing except for the first time. */ - -extern void layout_type (tree); - -extern record_layout_info start_record_layout (tree); -extern tree bit_from_pos (tree, tree); -extern tree byte_from_pos (tree, tree); -extern void pos_from_bit (tree *, tree *, unsigned int, tree); -extern void normalize_offset (tree *, tree *, unsigned int); -extern tree rli_size_unit_so_far (record_layout_info); -extern tree rli_size_so_far (record_layout_info); -extern void normalize_rli (record_layout_info); -extern void place_field (record_layout_info, tree); -extern void compute_record_mode (tree); -extern void finish_record_layout (record_layout_info, int); - /* 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 @@ -3881,37 +3796,8 @@ extern void finish_record_layout (record_layout_info, int); extern tree type_hash_canon (unsigned int, tree); -/* Given a VAR_DECL, PARM_DECL, RESULT_DECL or FIELD_DECL node, - calculates the DECL_SIZE, DECL_SIZE_UNIT, DECL_ALIGN and DECL_MODE - fields. Call this only once for any given decl node. - - Second argument is the boundary that this field can be assumed to - be starting at (in bits). Zero means it can be assumed aligned - on any boundary that may be needed. */ - -extern void layout_decl (tree, unsigned); - -/* Given a VAR_DECL, PARM_DECL or RESULT_DECL, clears the results of - a previous call to layout_decl and calls it again. */ - -extern void relayout_decl (tree); - -/* Return the mode for data of a given size SIZE and mode class CLASS. - If LIMIT is nonzero, then don't use modes bigger than MAX_FIXED_MODE_SIZE. - The value is BLKmode if no other mode is found. This is like - mode_for_size, but is passed a tree. */ - -extern enum machine_mode mode_for_size_tree (const_tree, enum mode_class, int); - -/* Return an expr equal to X but certainly not valid as an lvalue. */ - -#define non_lvalue(T) non_lvalue_loc (UNKNOWN_LOCATION, T) -extern tree non_lvalue_loc (location_t, tree); - extern tree convert (tree, tree); extern unsigned int expr_align (const_tree); -extern tree expr_first (tree); -extern tree expr_last (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); @@ -3924,26 +3810,11 @@ extern HOST_WIDE_INT int_byte_position (const_tree); #define bitsizetype sizetype_tab[(int) stk_bitsizetype] #define ssizetype sizetype_tab[(int) stk_ssizetype] #define sbitsizetype sizetype_tab[(int) stk_sbitsizetype] - -extern tree size_int_kind (HOST_WIDE_INT, enum size_type_kind); -#define size_binop(CODE,T1,T2)\ - size_binop_loc (UNKNOWN_LOCATION, CODE, T1, T2) -extern tree size_binop_loc (location_t, enum tree_code, tree, tree); -#define size_diffop(T1,T2)\ - size_diffop_loc (UNKNOWN_LOCATION, T1, T2) -extern tree size_diffop_loc (location_t, tree, tree); - #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) -#define round_up(T,N) round_up_loc (UNKNOWN_LOCATION, T, N) -extern tree round_up_loc (location_t, tree, int); -#define round_down(T,N) round_down_loc (UNKNOWN_LOCATION, T, N) -extern tree round_down_loc (location_t, tree, int); -extern void finalize_size_functions (void); - /* Type for sizes of data-type. */ #define BITS_PER_UNIT_LOG \ @@ -3993,11 +3864,6 @@ extern tree uniform_vector_p (const_tree); extern vec<tree, va_gc> *ctor_to_vec (tree); -extern bool categorize_ctor_elements (const_tree, HOST_WIDE_INT *, - HOST_WIDE_INT *, bool *); - -extern bool complete_ctor_at_level_p (const_tree, HOST_WIDE_INT, const_tree); - /* integer_zerop (tree x) is nonzero if X is an integer constant of value 0. */ extern int integer_zerop (const_tree); @@ -4121,13 +3987,6 @@ extern tree substitute_placeholder_in_expr (tree, tree); ((EXP) == 0 || TREE_CONSTANT (EXP) ? (EXP) \ : substitute_placeholder_in_expr (EXP, OBJ)) -/* variable_size (EXP) is like save_expr (EXP) except that it - is for the special case of something that is part of a - variable size for a data type. It makes special arrangements - to compute the value at the right time when the data type - belongs to a function parameter. */ - -extern tree variable_size (tree); /* stabilize_reference (EXP) returns a reference equivalent to EXP but it can be used multiple times @@ -4170,36 +4029,6 @@ handled_component_p (const_tree t) } } -/* 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 of sizetype representing the size, in bytes, of the element - of EXP, an ARRAY_REF or an ARRAY_RANGE_REF. */ - -extern tree array_ref_element_size (tree); - -bool array_at_struct_end_p (tree); - -/* 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); - -/* 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); - -/* Return a tree representing the offset, in bytes, of the field referenced - by EXP. This does not include any offset in DECL_FIELD_BIT_OFFSET. */ - -extern tree component_ref_field_offset (tree); - /* Given a DECL or TYPE, return the scope in which it was declared, or NUL_TREE if there is no containing scope. */ @@ -4274,8 +4103,6 @@ inlined_function_outer_scope_p (const_tree block) (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); @@ -4306,14 +4133,6 @@ extern void assign_assembler_name_if_neeeded (tree); extern void warn_deprecated_use (tree, tree); extern void cache_integer_cst (tree); - -/* In cgraph.c */ -extern void change_decl_assembler_name (tree, tree); - -/* In stmt.c */ - -extern void expand_label (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. */ @@ -4333,132 +4152,6 @@ struct_ptr_hash (const void *a) return (intptr_t)*x >> 4; } -/* In fold-const.c */ - -/* Non-zero if we are folding constants inside an initializer; zero - otherwise. */ -extern int folding_initializer; - -/* Convert between trees and native memory representation. */ -extern int native_encode_expr (const_tree, unsigned char *, int); -extern tree native_interpret_expr (tree, const unsigned char *, int); - -/* Fold constants as much as possible in an expression. - Returns the simplified expression. - Acts only on the top level of the expression; - if the argument itself cannot be simplified, its - subexpressions are not changed. */ - -extern tree fold (tree); -#define fold_unary(CODE,T1,T2)\ - fold_unary_loc (UNKNOWN_LOCATION, CODE, T1, T2) -extern tree fold_unary_loc (location_t, enum tree_code, tree, tree); -#define fold_unary_ignore_overflow(CODE,T1,T2)\ - fold_unary_ignore_overflow_loc (UNKNOWN_LOCATION, CODE, T1, T2) -extern tree fold_unary_ignore_overflow_loc (location_t, enum tree_code, tree, tree); -#define fold_binary(CODE,T1,T2,T3)\ - fold_binary_loc (UNKNOWN_LOCATION, CODE, T1, T2, T3) -extern tree fold_binary_loc (location_t, enum tree_code, tree, tree, tree); -#define fold_ternary(CODE,T1,T2,T3,T4)\ - fold_ternary_loc (UNKNOWN_LOCATION, CODE, T1, T2, T3, T4) -extern tree fold_ternary_loc (location_t, enum tree_code, tree, tree, tree, tree); -#define fold_build1(c,t1,t2)\ - fold_build1_stat_loc (UNKNOWN_LOCATION, c, t1, t2 MEM_STAT_INFO) -#define fold_build1_loc(l,c,t1,t2)\ - fold_build1_stat_loc (l, c, t1, t2 MEM_STAT_INFO) -extern tree fold_build1_stat_loc (location_t, enum tree_code, tree, - tree MEM_STAT_DECL); -#define fold_build2(c,t1,t2,t3)\ - fold_build2_stat_loc (UNKNOWN_LOCATION, c, t1, t2, t3 MEM_STAT_INFO) -#define fold_build2_loc(l,c,t1,t2,t3)\ - fold_build2_stat_loc (l, c, t1, t2, t3 MEM_STAT_INFO) -extern tree fold_build2_stat_loc (location_t, enum tree_code, tree, tree, - tree MEM_STAT_DECL); -#define fold_build3(c,t1,t2,t3,t4)\ - fold_build3_stat_loc (UNKNOWN_LOCATION, c, t1, t2, t3, t4 MEM_STAT_INFO) -#define fold_build3_loc(l,c,t1,t2,t3,t4)\ - fold_build3_stat_loc (l, c, t1, t2, t3, t4 MEM_STAT_INFO) -extern tree fold_build3_stat_loc (location_t, enum tree_code, tree, tree, tree, - tree MEM_STAT_DECL); -extern tree fold_build1_initializer_loc (location_t, enum tree_code, tree, tree); -extern tree fold_build2_initializer_loc (location_t, enum tree_code, tree, tree, tree); -#define fold_build_call_array(T1,T2,N,T4)\ - fold_build_call_array_loc (UNKNOWN_LOCATION, T1, T2, N, T4) -extern tree fold_build_call_array_loc (location_t, tree, tree, int, tree *); -#define fold_build_call_array_initializer(T1,T2,N,T4)\ - fold_build_call_array_initializer_loc (UNKNOWN_LOCATION, T1, T2, N, T4) -extern tree fold_build_call_array_initializer_loc (location_t, tree, tree, int, tree *); -extern bool fold_convertible_p (const_tree, const_tree); -#define fold_convert(T1,T2)\ - fold_convert_loc (UNKNOWN_LOCATION, T1, T2) -extern tree fold_convert_loc (location_t, tree, tree); -extern tree fold_single_bit_test (location_t, enum tree_code, tree, tree, tree); -extern tree fold_ignored_result (tree); -extern tree fold_abs_const (tree, tree); -extern tree fold_indirect_ref_1 (location_t, tree, tree); -extern void fold_defer_overflow_warnings (void); -extern void fold_undefer_overflow_warnings (bool, const_gimple, int); -extern void fold_undefer_and_ignore_overflow_warnings (void); -extern bool fold_deferring_overflow_warnings_p (void); -extern tree fold_fma (location_t, tree, tree, tree, tree); -extern int operand_equal_p (const_tree, const_tree, unsigned int); -extern int multiple_of_p (tree, const_tree, const_tree); -#define omit_one_operand(T1,T2,T3)\ - omit_one_operand_loc (UNKNOWN_LOCATION, T1, T2, T3) -extern tree omit_one_operand_loc (location_t, tree, tree, tree); -#define omit_two_operands(T1,T2,T3,T4)\ - omit_two_operands_loc (UNKNOWN_LOCATION, T1, T2, T3, T4) -extern tree omit_two_operands_loc (location_t, tree, tree, tree, tree); -#define invert_truthvalue(T)\ - invert_truthvalue_loc (UNKNOWN_LOCATION, T) -extern tree invert_truthvalue_loc (location_t, tree); -extern tree fold_unary_to_constant (enum tree_code, tree, tree); -extern tree fold_binary_to_constant (enum tree_code, tree, tree, tree); -extern tree fold_read_from_constant_string (tree); -extern tree int_const_binop (enum tree_code, const_tree, const_tree); -#define build_fold_addr_expr(T)\ - build_fold_addr_expr_loc (UNKNOWN_LOCATION, (T)) -extern tree build_fold_addr_expr_loc (location_t, tree); -#define build_fold_addr_expr_with_type(T,TYPE)\ - build_fold_addr_expr_with_type_loc (UNKNOWN_LOCATION, (T), TYPE) -extern tree build_fold_addr_expr_with_type_loc (location_t, tree, tree); -extern tree fold_build_cleanup_point_expr (tree type, tree expr); -extern tree fold_strip_sign_ops (tree); -#define build_fold_indirect_ref(T)\ - build_fold_indirect_ref_loc (UNKNOWN_LOCATION, T) -extern tree build_fold_indirect_ref_loc (location_t, tree); -#define fold_indirect_ref(T)\ - fold_indirect_ref_loc (UNKNOWN_LOCATION, T) -extern tree fold_indirect_ref_loc (location_t, tree); -extern tree build_simple_mem_ref_loc (location_t, tree); -#define build_simple_mem_ref(T)\ - build_simple_mem_ref_loc (UNKNOWN_LOCATION, T) -extern double_int mem_ref_offset (const_tree); -extern tree build_invariant_address (tree, tree, HOST_WIDE_INT); -extern tree constant_boolean_node (bool, tree); -extern tree div_if_zero_remainder (enum tree_code, const_tree, const_tree); - -extern bool tree_swap_operands_p (const_tree, const_tree, bool); -extern enum tree_code swap_tree_comparison (enum tree_code); - -extern bool ptr_difference_const (tree, tree, HOST_WIDE_INT *); -extern enum tree_code invert_tree_comparison (enum tree_code, bool); - -extern bool tree_unary_nonzero_warnv_p (enum tree_code, tree, tree, bool *); -extern bool tree_binary_nonzero_warnv_p (enum tree_code, tree, tree, tree op1, - bool *); -extern bool tree_single_nonzero_warnv_p (tree, bool *); -extern bool tree_unary_nonnegative_warnv_p (enum tree_code, tree, tree, bool *); -extern bool tree_binary_nonnegative_warnv_p (enum tree_code, tree, tree, tree, - bool *); -extern bool tree_single_nonnegative_warnv_p (tree t, bool *strict_overflow_p); -extern bool tree_call_nonnegative_warnv_p (tree, tree, tree, tree, bool *); - -extern bool fold_real_zero_addition_p (const_tree, const_tree, int); -extern tree combine_comparisons (location_t, enum tree_code, enum tree_code, - enum tree_code, tree, tree, tree); -extern void debug_fold_checksum (const_tree); - /* Return nonzero if CODE is a tree code that represents a truth value. */ static inline bool truth_value_p (enum tree_code code) @@ -4508,56 +4201,7 @@ fold_build_pointer_plus_hwi_loc (location_t loc, tree ptr, HOST_WIDE_INT off) #define fold_build_pointer_plus_hwi(p,o) \ fold_build_pointer_plus_hwi_loc (UNKNOWN_LOCATION, p, o) -/* 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_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 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 tree make_range (tree, int *, tree *, tree *, bool *); -extern tree make_range_step (location_t, enum tree_code, tree, tree, tree, - tree *, tree *, int *, bool *); -extern tree build_range_check (location_t, tree, tree, int, tree, tree); -extern bool merge_ranges (int *, tree *, tree *, int, tree, tree, int, - tree, tree); -extern void set_builtin_user_assembler_name (tree decl, const char *asmspec); -extern bool is_simple_builtin (tree); -extern bool is_inexpensive_builtin (tree); - -/* In convert.c */ extern tree strip_float_extensions (tree); - -/* In tree.c */ extern int really_constant_p (const_tree); extern bool decl_address_invariant_p (const_tree); extern bool decl_address_ip_invariant_p (const_tree); @@ -4581,7 +4225,6 @@ 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); @@ -4593,14 +4236,11 @@ 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); @@ -4610,163 +4250,8 @@ 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); - -/* In function.c */ -extern void expand_function_end (void); -extern void expand_function_start (tree); -extern void stack_protect_epilogue (void); -extern void init_dummy_function_start (void); -extern void expand_dummy_function_end (void); -extern void allocate_struct_function (tree, bool); -extern void push_struct_function (tree fndecl); -extern void init_function_start (tree); -extern bool use_register_for_decl (const_tree); -extern void generate_setjmp_warnings (void); -extern void init_temp_slots (void); -extern void free_temp_slots (void); -extern void pop_temp_slots (void); -extern void push_temp_slots (void); -extern void preserve_temp_slots (rtx); -extern int aggregate_value_p (const_tree, const_tree); -extern void push_function_context (void); -extern void pop_function_context (void); -extern gimple_seq gimplify_parameters (void); - -/* In print-rtl.c */ -#ifdef BUFSIZ -extern void print_rtl (FILE *, const_rtx); -#endif - -/* In print-tree.c */ -extern void debug_tree (tree); -extern void debug_raw (const tree_node &ref); -extern void debug_raw (const tree_node *ptr); -extern void debug (const tree_node &ref); -extern void debug (const tree_node *ptr); -extern void debug_verbose (const tree_node &ref); -extern void debug_verbose (const tree_node *ptr); -extern void debug_head (const tree_node &ref); -extern void debug_head (const tree_node *ptr); -extern void debug_body (const tree_node &ref); -extern void debug_body (const tree_node *ptr); -extern void debug_vec_tree (vec<tree, va_gc> *); -extern void debug (vec<tree, va_gc> &ref); -extern void debug (vec<tree, va_gc> *ptr); -extern void debug_raw (vec<tree, va_gc> &ref); -extern void debug_raw (vec<tree, va_gc> *ptr); -#ifdef BUFSIZ -extern void dump_addr (FILE*, const char *, const void *); -extern void print_node (FILE *, const char *, tree, int); -extern void print_node_brief (FILE *, const char *, const_tree, int); -extern void indent_to (FILE *, int); -#endif - -/* In tree-inline.c: */ -extern bool debug_find_tree (tree, tree); -/* This is in tree-inline.c since the routine uses - data structures from the inliner. */ -extern tree build_duplicate_type (tree); - -/* In calls.c */ -extern int flags_from_decl_or_type (const_tree); -extern int call_expr_flags (const_tree); extern void set_call_expr_flags (tree, int); - -extern int setjmp_call_p (const_tree); -extern bool gimple_alloca_call_p (const_gimple); -extern bool alloca_call_p (const_tree); -extern bool must_pass_in_stack_var_size (enum machine_mode, const_tree); -extern bool must_pass_in_stack_var_size_or_pad (enum machine_mode, const_tree); - -/* In attribs.c. */ - -extern const struct attribute_spec *lookup_attribute_spec (const_tree); -extern void init_attributes (void); - -/* Process the attributes listed in ATTRIBUTES and install them in *NODE, - which is either a DECL (including a TYPE_DECL) or a TYPE. If a DECL, - it should be modified in place; if a TYPE, a copy should be created - unless ATTR_FLAG_TYPE_IN_PLACE is set in FLAGS. FLAGS gives further - information, in the form of a bitwise OR of flags in enum attribute_flags - from tree.h. Depending on these flags, some attributes may be - returned to be applied at a later stage (for example, to apply - a decl attribute to the declaration rather than to its type). */ -extern tree decl_attributes (tree *, tree, int); - -extern bool cxx11_attribute_p (const_tree); - -extern tree get_attribute_name (const_tree); - -extern void apply_tm_attr (tree, tree); - -/* In stor-layout.c */ -extern void set_min_and_max_values_for_integral_type (tree, int, bool); -extern void fixup_signed_type (tree); -extern void internal_reference_types (void); -extern unsigned int update_alignment_for_field (record_layout_info, tree, - unsigned int); -/* varasm.c */ -extern tree tree_output_constant_def (tree); -extern void make_decl_rtl (tree); -extern rtx make_decl_rtl_for_debug (tree); -extern void make_decl_one_only (tree, tree); -extern int supports_one_only (void); -extern void resolve_unique_section (tree, int, int); -extern void mark_referenced (tree); -extern void mark_decl_referenced (tree); -extern void notice_global_symbol (tree); -extern void set_user_assembler_name (tree, const char *); -extern void process_pending_assemble_externals (void); -extern bool decl_replaceable_p (tree); -extern bool decl_binds_to_current_def_p (tree); -extern enum tls_model decl_default_tls_model (const_tree); - -/* Declare DECL to be a weak symbol. */ -extern void declare_weak (tree); -/* Merge weak status. */ -extern void merge_weak (tree, tree); -/* Make one symbol an alias for another. */ -extern void assemble_alias (tree, tree); - -/* Return nonzero if VALUE is a valid constant-valued expression - for use in initializing a static variable; one that can be an - element of a "constant" initializer. - - Return null_pointer_node if the value is absolute; - if it is relocatable, return the variable that determines the relocation. - We assume that VALUE has been folded as much as possible; - therefore, we do not need to check for such things as - arithmetic-combinations of integers. */ -extern tree initializer_constant_valid_p (tree, tree); - -/* Return true if VALUE is a valid constant-valued expression - for use in initializing a static bit-field; one that can be - an element of a "constant" initializer. */ -extern bool initializer_constant_valid_for_bitfield_p (tree); - -/* Whether a constructor CTOR is a valid static constant initializer if all - its elements are. This used to be internal to initializer_constant_valid_p - and has been exposed to let other functions like categorize_ctor_elements - evaluate the property while walking a constructor for other purposes. */ - -extern bool constructor_static_from_elts_p (const_tree); - -/* In stmt.c */ -extern bool parse_output_constraint (const char **, int, int, int, - bool *, bool *, bool *); -extern bool parse_input_constraint (const char **, int, int, int, int, - const char * const *, bool *, bool *); -extern tree resolve_asm_operand_names (tree, tree, tree, tree); -#ifdef HARD_CONST -/* Silly ifdef to avoid having all includers depend on hard-reg-set.h. */ -extern tree tree_overlaps_hard_reg_set (tree, HARD_REG_SET *); -#endif - - -/* In tree-inline.c */ - 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*, @@ -4776,16 +4261,7 @@ extern tree walk_tree_without_duplicates_1 (tree*, walk_tree_fn, void*, #define walk_tree_without_duplicates(a,b,c) \ walk_tree_without_duplicates_1 (a, b, c, NULL) -/* In emit-rtl.c */ -/* Assign the RTX to declaration. */ - -extern void set_decl_rtl (tree, rtx); -extern void set_decl_incoming_rtl (tree, rtx, bool); - -/* In gimple.c. */ extern tree get_base_address (tree t); - -/* In tree.c. */ 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 *); @@ -4811,33 +4287,6 @@ extern unsigned int tree_decl_map_hash (const void *); #define tree_vec_map_hash tree_decl_map_hash #define tree_vec_map_marked_p tree_map_base_marked_p -/* In tree-object-size.c. */ -extern void init_object_sizes (void); -extern unsigned HOST_WIDE_INT compute_builtin_object_size (tree, int); - -/* In expr.c. */ - -/* Determine whether the LEN bytes can be moved by using several move - instructions. Return nonzero if a call to move_by_pieces should - succeed. */ -extern int can_move_by_pieces (unsigned HOST_WIDE_INT, unsigned int); - -extern unsigned HOST_WIDE_INT highest_pow2_factor (const_tree); -extern tree build_personality_function (const char *); - -/* In trans-mem.c. */ -extern tree build_tm_abort_call (location_t, bool); -extern bool is_tm_safe (const_tree); -extern bool is_tm_pure (const_tree); -extern bool is_tm_may_cancel_outer (tree); -extern bool is_tm_ending_fndecl (tree); -extern void record_tm_replacement (tree, tree); -extern void tm_malloc_replacement (tree); - -/* In tree-inline.c. */ - -void init_inline_once (void); - /* Initialize the abstract argument list iterator object ITER with the arguments from CALL_EXPR node EXP. */ static inline void @@ -5045,5 +4494,70 @@ may_be_aliased (const_tree var) #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_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 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 */ |