#define EXPRESSION_CLASS_P(CODE)\
(TREE_CODE_CLASS (TREE_CODE (CODE)) == tcc_expression)
-/* Returns nonzero iff CLASS is not the tree code of a type. */
-
-#define IS_NON_TYPE_CODE_CLASS(CLASS) ((CLASS) != tcc_type)
-
/* Returns nonzero iff CODE represents a type or declaration. */
#define IS_TYPE_OR_DECL_P(CODE)\
/* Codes that identify the various built in functions
so that expand_call can identify them quickly. */
-#define DEF_BUILTIN(ENUM, N, C, T, LT, B, F, NA, AT, IM) ENUM,
+#define DEF_BUILTIN(ENUM, N, C, T, LT, B, F, NA, AT, IM, COND) ENUM,
enum built_in_function
{
#include "builtins.def"
+ /* Complex division routines in libgcc. These are done via builtins
+ because emit_library_call_value can't handle complex values. */
+ BUILT_IN_COMPLEX_MUL_MIN,
+ BUILT_IN_COMPLEX_MUL_MAX
+ = BUILT_IN_COMPLEX_MUL_MIN
+ + MAX_MODE_COMPLEX_FLOAT
+ - MIN_MODE_COMPLEX_FLOAT,
+
+ BUILT_IN_COMPLEX_DIV_MIN,
+ BUILT_IN_COMPLEX_DIV_MAX
+ = BUILT_IN_COMPLEX_DIV_MIN
+ + MAX_MODE_COMPLEX_FLOAT
+ - MIN_MODE_COMPLEX_FLOAT,
+
/* Upper bound on non-language-specific builtins. */
END_BUILTINS
};
#undef DEF_BUILTIN
/* Names for the above. */
-extern const char *const built_in_names[(int) END_BUILTINS];
+extern const char * built_in_names[(int) END_BUILTINS];
/* Helper macros for math builtins. */
/* These checks have to be special cased. */
#define NON_TYPE_CHECK(T) __extension__ \
({ const tree __t = (T); \
- char const __c = TREE_CODE_CLASS (TREE_CODE (__t)); \
- if (!IS_NON_TYPE_CODE_CLASS (__c)) \
+ if (TYPE_P (__t)) \
tree_class_check_failed (__t, tcc_type, __FILE__, __LINE__, \
__FUNCTION__); \
__t; })
/* Nonzero if TYPE represents an integral type. Note that we do not
include COMPLEX types here. Keep these checks in ascending code
- order. */
+ order. */
#define INTEGRAL_TYPE_P(TYPE) \
(TREE_CODE (TYPE) == ENUMERAL_TYPE \
/* 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 ((NODE), 0)
-#define SWITCH_BODY(NODE) TREE_OPERAND ((NODE), 1)
-#define SWITCH_LABELS(NODE) TREE_OPERAND ((NODE), 2)
+#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 ((NODE), 0)
-#define CASE_HIGH(NODE) TREE_OPERAND ((NODE), 1)
-#define CASE_LABEL(NODE) TREE_OPERAND ((NODE), 2)
+#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)
/* The operands of a BIND_EXPR. */
#define BIND_EXPR_VARS(NODE) (TREE_OPERAND (BIND_EXPR_CHECK (NODE), 0))
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 ((NODE), 0)
-#define ASM_OUTPUTS(NODE) TREE_OPERAND ((NODE), 1)
-#define ASM_INPUTS(NODE) TREE_OPERAND ((NODE), 2)
-#define ASM_CLOBBERS(NODE) TREE_OPERAND ((NODE), 3)
+#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)
/* Nonzero if we want to create an ASM_INPUT instead of an
ASM_OPERAND with no operands. */
#define ASM_INPUT_P(NODE) (TREE_STATIC (NODE))
that describes the status of this function. */
#define DECL_STRUCT_FUNCTION(NODE) (FUNCTION_DECL_CHECK (NODE)->decl.u2.f)
-/* For FUNCTION_DECL, if it is built-in,
- this identifies which built-in operation it is. */
+/* 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)->decl.u1.f)
/* The DECL_VINDEX is used for FUNCTION_DECLS in two different ways.
writing debugging information about vfield and vbase decls for C++. */
#define DECL_FCONTEXT(NODE) (FIELD_DECL_CHECK (NODE)->decl.vindex)
-/* For VAR_DECL, this is set to the variable we were split from, due to
- optimization. */
-#define DECL_DEBUG_ALIAS_OF(NODE) (DECL_CHECK (NODE)->decl.vindex)
+/* For VAR_DECL, this is set to either an expression that it was split
+ from (if DECL_DEBUG_EXPR_IS_FROM is true), otherwise a tree_list of
+ subexpressions that it was split into. */
+#define DECL_DEBUG_EXPR(NODE) (DECL_CHECK (NODE)->decl.vindex)
+
+#define DECL_DEBUG_EXPR_IS_FROM(NODE) \
+ (DECL_CHECK (NODE)->decl.debug_expr_is_from)
/* Every ..._DECL node gets a unique number. */
#define DECL_UID(NODE) (DECL_CHECK (NODE)->decl.uid)
not an alias. */
#define DECL_IS_MALLOC(NODE) (FUNCTION_DECL_CHECK (NODE)->decl.malloc_flag)
+/* Nonzero in a FUNCTION_DECL means this function may return more
+ than once. */
+#define DECL_IS_RETURNS_TWICE(NODE) \
+ (FUNCTION_DECL_CHECK (NODE)->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_IS_PURE(NODE) (FUNCTION_DECL_CHECK (NODE)->decl.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)->decl.novops_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.bit_field_flag)
unsigned uninlinable : 1;
unsigned thread_local_flag : 1;
unsigned declared_inline_flag : 1;
- unsigned seen_in_bind_expr : 1;
ENUM_BITFIELD(symbol_visibility) visibility : 2;
unsigned visibility_specified : 1;
unsigned possibly_inlined : 1;
unsigned preserve_flag: 1;
unsigned gimple_formal_temp : 1;
- /* 13 unused bits. */
+ unsigned debug_expr_is_from : 1;
+ unsigned returns_twice_flag : 1;
+ unsigned seen_in_bind_expr : 1;
+ unsigned novops_flag : 1;
+ /* 9 unused bits. */
union tree_decl_u1 {
/* In a FUNCTION_DECL for which DECL_BUILT_IN holds, this is
/* and its original value in bytes, specified via -fpack-struct=<value>. */
extern unsigned int initial_max_fld_align;
-/* If nonzero, the alignment of a bitstring or (power-)set value, in bits. */
-extern unsigned int set_alignment;
-
/* 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 bool initializer_zerop (tree);
-extern void categorize_ctor_elements (tree, HOST_WIDE_INT *,
- HOST_WIDE_INT *, HOST_WIDE_INT *);
+extern void categorize_ctor_elements (tree, HOST_WIDE_INT *, HOST_WIDE_INT *,
+ HOST_WIDE_INT *, bool *);
extern HOST_WIDE_INT count_type_elements (tree);
/* add_var_to_bind_expr (bind_expr, var) binds var to bind_expr. */
extern bool zero_p (tree);
extern bool cst_and_fits_in_hwi (tree);
+extern tree num_ending_zeros (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 fold_read_from_constant_string (tree);
extern tree int_const_binop (enum tree_code, tree, tree, int);
extern tree build_fold_addr_expr (tree);
-tree fold_build_cleanup_point_expr (tree type, tree expr);
+extern tree fold_build_cleanup_point_expr (tree type, tree expr);
+extern tree fold_strip_sign_ops (tree);
extern tree build_fold_addr_expr_with_type (tree, tree);
extern tree build_fold_indirect_ref (tree);
+extern tree fold_indirect_ref (tree);
extern tree constant_boolean_node (int, tree);
extern tree build_low_bits_mask (tree, unsigned);
+extern tree fold_complex_mult_parts (tree, tree, tree, tree, tree);
+extern tree fold_complex_div_parts (tree, tree, tree, tree, tree,
+ enum tree_code);
extern bool tree_swap_operands_p (tree, tree, bool);
extern enum tree_code swap_tree_comparison (enum tree_code);
/* In builtins.c */
extern tree fold_builtin (tree, bool);
extern tree fold_builtin_fputs (tree, bool, bool, tree);
-extern tree fold_builtin_strcpy (tree, tree);
-extern tree fold_builtin_strncpy (tree, tree);
+extern tree fold_builtin_strcpy (tree, tree, tree);
+extern tree fold_builtin_strncpy (tree, tree, tree);
extern bool fold_builtin_next_arg (tree);
extern enum built_in_function builtin_mathfn_code (tree);
extern tree build_function_call_expr (tree, tree);
extern void init_ttree (void);
extern void build_common_tree_nodes (bool, bool);
extern void build_common_tree_nodes_2 (int);
+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 HOST_WIDE_INT int_cst_value (tree);
/* Nonzero if this is a call to a function that returns with the stack
pointer depressed. */
#define ECF_SP_DEPRESSED 256
-/* Nonzero if this call is known to always return. */
-#define ECF_ALWAYS_RETURN 512
/* Create libcall block around the call. */
-#define ECF_LIBCALL_BLOCK 1024
+#define ECF_LIBCALL_BLOCK 512
+/* Function does not read or write memory (but may have side effects, so
+ it does not necessarily fit ECF_CONST). */
+#define ECF_NOVOPS 1024
extern int flags_from_decl_or_type (tree);
extern int call_expr_flags (tree);
extern void notice_global_symbol (tree);
extern void set_user_assembler_name (tree, const char *);
extern void process_pending_assemble_externals (void);
-extern void process_pending_assemble_output_defs (void);
+extern void finish_aliases_1 (void);
+extern void finish_aliases_2 (void);
/* In stmt.c */
extern void expand_computed_goto (tree);
/* In tree-gimple.c. */
extern tree get_base_address (tree t);
+/* In tree-vectorizer.c. */
+extern void vect_set_verbosity_level (const char *);
+
#endif /* GCC_TREE_H */
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