#define AST_T_H
#include <libfirm/firm_types.h>
+#include <assert.h>
#include "ast.h"
#include "symbol.h"
EXPR_REFERENCE,
EXPR_CONST,
EXPR_STRING_LITERAL,
+ EXPR_WIDE_STRING_LITERAL,
EXPR_CALL,
- EXPR_UNARY,
- EXPR_BINARY,
EXPR_CONDITIONAL,
EXPR_SELECT,
EXPR_ARRAY_ACCESS,
EXPR_SIZEOF,
EXPR_CLASSIFY_TYPE,
+ EXPR_ALIGNOF,
EXPR_FUNCTION,
EXPR_PRETTY_FUNCTION,
EXPR_BUILTIN_SYMBOL,
+ EXPR_BUILTIN_CONSTANT_P,
+ EXPR_BUILTIN_PREFETCH,
EXPR_OFFSETOF,
+ EXPR_VA_START,
EXPR_VA_ARG,
- EXPR_STATEMENT
-} expresion_type_t;
-
-struct context_t {
- declaration_t *declarations;
+ EXPR_STATEMENT,
+
+ EXPR_UNARY_FIRST,
+ EXPR_UNARY_NEGATE = EXPR_UNARY_FIRST,
+ EXPR_UNARY_PLUS,
+ EXPR_UNARY_BITWISE_NEGATE,
+ EXPR_UNARY_NOT,
+ EXPR_UNARY_DEREFERENCE,
+ EXPR_UNARY_TAKE_ADDRESS,
+ EXPR_UNARY_POSTFIX_INCREMENT,
+ EXPR_UNARY_POSTFIX_DECREMENT,
+ EXPR_UNARY_PREFIX_INCREMENT,
+ EXPR_UNARY_PREFIX_DECREMENT,
+ EXPR_UNARY_CAST,
+ EXPR_UNARY_CAST_IMPLICIT, /**< compiler generated cast */
+ EXPR_UNARY_ASSUME, /**< MS __assume() */
+ EXPR_UNARY_BITFIELD_EXTRACT,
+ EXPR_UNARY_LAST = EXPR_UNARY_BITFIELD_EXTRACT,
+
+ EXPR_BINARY_FIRST,
+ EXPR_BINARY_ADD = EXPR_BINARY_FIRST,
+ EXPR_BINARY_SUB,
+ EXPR_BINARY_MUL,
+ EXPR_BINARY_DIV,
+ EXPR_BINARY_MOD,
+ EXPR_BINARY_EQUAL,
+ EXPR_BINARY_NOTEQUAL,
+ EXPR_BINARY_LESS,
+ EXPR_BINARY_LESSEQUAL,
+ EXPR_BINARY_GREATER,
+ EXPR_BINARY_GREATEREQUAL,
+ EXPR_BINARY_BITWISE_AND,
+ EXPR_BINARY_BITWISE_OR,
+ EXPR_BINARY_BITWISE_XOR,
+ EXPR_BINARY_LOGICAL_AND,
+ EXPR_BINARY_LOGICAL_OR,
+ EXPR_BINARY_SHIFTLEFT,
+ EXPR_BINARY_SHIFTRIGHT,
+ EXPR_BINARY_ASSIGN,
+ EXPR_BINARY_MUL_ASSIGN,
+ EXPR_BINARY_DIV_ASSIGN,
+ EXPR_BINARY_MOD_ASSIGN,
+ EXPR_BINARY_ADD_ASSIGN,
+ EXPR_BINARY_SUB_ASSIGN,
+ EXPR_BINARY_SHIFTLEFT_ASSIGN,
+ EXPR_BINARY_SHIFTRIGHT_ASSIGN,
+ EXPR_BINARY_BITWISE_AND_ASSIGN,
+ EXPR_BINARY_BITWISE_XOR_ASSIGN,
+ EXPR_BINARY_BITWISE_OR_ASSIGN,
+ EXPR_BINARY_COMMA,
+
+ EXPR_BINARY_BUILTIN_EXPECT,
+ EXPR_BINARY_ISGREATER,
+ EXPR_BINARY_ISGREATEREQUAL,
+ EXPR_BINARY_ISLESS,
+ EXPR_BINARY_ISLESSEQUAL,
+ EXPR_BINARY_ISLESSGREATER,
+ EXPR_BINARY_ISUNORDERED,
+ EXPR_BINARY_LAST = EXPR_BINARY_ISUNORDERED,
+} expression_kind_t;
+
+/* convenience macros */
+#define EXPR_BINARY_CASES \
+ case EXPR_BINARY_ADD: \
+ case EXPR_BINARY_SUB: \
+ case EXPR_BINARY_MUL: \
+ case EXPR_BINARY_DIV: \
+ case EXPR_BINARY_MOD: \
+ case EXPR_BINARY_EQUAL: \
+ case EXPR_BINARY_NOTEQUAL: \
+ case EXPR_BINARY_LESS: \
+ case EXPR_BINARY_LESSEQUAL: \
+ case EXPR_BINARY_GREATER: \
+ case EXPR_BINARY_GREATEREQUAL: \
+ case EXPR_BINARY_BITWISE_AND: \
+ case EXPR_BINARY_BITWISE_OR: \
+ case EXPR_BINARY_BITWISE_XOR: \
+ case EXPR_BINARY_LOGICAL_AND: \
+ case EXPR_BINARY_LOGICAL_OR: \
+ case EXPR_BINARY_SHIFTLEFT: \
+ case EXPR_BINARY_SHIFTRIGHT: \
+ case EXPR_BINARY_ASSIGN: \
+ case EXPR_BINARY_MUL_ASSIGN: \
+ case EXPR_BINARY_DIV_ASSIGN: \
+ case EXPR_BINARY_MOD_ASSIGN: \
+ case EXPR_BINARY_ADD_ASSIGN: \
+ case EXPR_BINARY_SUB_ASSIGN: \
+ case EXPR_BINARY_SHIFTLEFT_ASSIGN: \
+ case EXPR_BINARY_SHIFTRIGHT_ASSIGN: \
+ case EXPR_BINARY_BITWISE_AND_ASSIGN: \
+ case EXPR_BINARY_BITWISE_XOR_ASSIGN: \
+ case EXPR_BINARY_BITWISE_OR_ASSIGN: \
+ case EXPR_BINARY_COMMA: \
+ case EXPR_BINARY_BUILTIN_EXPECT: \
+ case EXPR_BINARY_ISGREATER: \
+ case EXPR_BINARY_ISGREATEREQUAL: \
+ case EXPR_BINARY_ISLESS: \
+ case EXPR_BINARY_ISLESSEQUAL: \
+ case EXPR_BINARY_ISLESSGREATER: \
+ case EXPR_BINARY_ISUNORDERED:
+
+#define EXPR_UNARY_CASES \
+ case EXPR_UNARY_NEGATE: \
+ case EXPR_UNARY_PLUS: \
+ case EXPR_UNARY_BITWISE_NEGATE: \
+ case EXPR_UNARY_NOT: \
+ case EXPR_UNARY_DEREFERENCE: \
+ case EXPR_UNARY_TAKE_ADDRESS: \
+ case EXPR_UNARY_POSTFIX_INCREMENT: \
+ case EXPR_UNARY_POSTFIX_DECREMENT: \
+ case EXPR_UNARY_PREFIX_INCREMENT: \
+ case EXPR_UNARY_PREFIX_DECREMENT: \
+ case EXPR_UNARY_CAST: \
+ case EXPR_UNARY_CAST_IMPLICIT: \
+ case EXPR_UNARY_ASSUME: \
+ case EXPR_UNARY_BITFIELD_EXTRACT:
+
+struct scope_t {
+ declaration_t *declarations; /**< List of declarations in this scope. */
};
-struct expression_t {
- expresion_type_t type;
- type_t *datatype;
- source_position_t source_position;
+struct expression_base_t {
+ expression_kind_t kind;
+ type_t *datatype;
+ source_position_t source_position;
};
-struct const_t {
- expression_t expression;
+struct const_expression_t {
+ expression_base_t expression;
union {
long long int_value;
long double float_value;
} v;
};
-struct string_literal_t {
- expression_t expression;
- const char *value;
+struct string_literal_expression_t {
+ expression_base_t expression;
+ string_t value;
+};
+
+struct wide_string_literal_expression_t {
+ expression_base_t expression;
+ wide_string_t value;
};
struct builtin_symbol_expression_t {
- expression_t expression;
- symbol_t *symbol;
+ expression_base_t expression;
+ symbol_t *symbol;
+};
+
+struct builtin_constant_expression_t {
+ expression_base_t expression;
+ expression_t *value;
+};
+
+struct builtin_prefetch_expression_t {
+ expression_base_t expression;
+ expression_t *adr;
+ expression_t *rw;
+ expression_t *locality;
};
struct reference_expression_t {
- expression_t expression;
- symbol_t *symbol;
- declaration_t *declaration;
+ expression_base_t expression;
+ symbol_t *symbol;
+ declaration_t *declaration;
};
struct call_argument_t {
};
struct call_expression_t {
- expression_t expression;
- expression_t *function;
- call_argument_t *arguments;
+ expression_base_t expression;
+ expression_t *function;
+ call_argument_t *arguments;
};
-typedef enum {
- UNEXPR_INVALID = 0,
- UNEXPR_NEGATE,
- UNEXPR_PLUS,
- UNEXPR_BITWISE_NEGATE,
- UNEXPR_NOT,
- UNEXPR_DEREFERENCE,
- UNEXPR_TAKE_ADDRESS,
- UNEXPR_POSTFIX_INCREMENT,
- UNEXPR_POSTFIX_DECREMENT,
- UNEXPR_PREFIX_INCREMENT,
- UNEXPR_PREFIX_DECREMENT,
- UNEXPR_CAST
-} unary_expression_type_t;
-
struct unary_expression_t {
- expression_t expression;
- unary_expression_type_t type;
- expression_t *value;
+ expression_base_t expression;
+ expression_t *value;
};
-typedef enum {
- BINEXPR_INVALID = 0,
- BINEXPR_ADD,
- BINEXPR_SUB,
- BINEXPR_MUL,
- BINEXPR_DIV,
- BINEXPR_MOD,
- BINEXPR_EQUAL,
- BINEXPR_NOTEQUAL,
- BINEXPR_LESS,
- BINEXPR_LESSEQUAL,
- BINEXPR_GREATER,
- BINEXPR_GREATEREQUAL,
- BINEXPR_BITWISE_AND,
- BINEXPR_BITWISE_OR,
- BINEXPR_BITWISE_XOR,
- BINEXPR_LOGICAL_AND,
- BINEXPR_LOGICAL_OR,
- BINEXPR_SHIFTLEFT,
- BINEXPR_SHIFTRIGHT,
- BINEXPR_ASSIGN,
- BINEXPR_MUL_ASSIGN,
- BINEXPR_DIV_ASSIGN,
- BINEXPR_MOD_ASSIGN,
- BINEXPR_ADD_ASSIGN,
- BINEXPR_SUB_ASSIGN,
- BINEXPR_SHIFTLEFT_ASSIGN,
- BINEXPR_SHIFTRIGHT_ASSIGN,
- BINEXPR_BITWISE_AND_ASSIGN,
- BINEXPR_BITWISE_XOR_ASSIGN,
- BINEXPR_BITWISE_OR_ASSIGN,
- BINEXPR_COMMA
-} binary_expression_type_t;
-
struct binary_expression_t {
- expression_t expression;
- binary_expression_type_t type;
- expression_t *left;
- expression_t *right;
+ expression_base_t expression;
+ expression_t *left;
+ expression_t *right;
};
struct select_expression_t {
- expression_t expression;
- expression_t *compound;
- symbol_t *symbol;
+ expression_base_t expression;
+ expression_t *compound;
+ symbol_t *symbol;
- declaration_t *compound_entry;
+ declaration_t *compound_entry;
};
struct array_access_expression_t {
- expression_t expression;
- expression_t *array_ref;
- expression_t *index;
+ expression_base_t expression;
+ expression_t *array_ref;
+ expression_t *index;
+ bool flipped; /* index/ref was written in a 5[a] way */
};
struct sizeof_expression_t {
- expression_t expression;
- type_t *type;
- expression_t *size_expression;
+ expression_base_t expression;
+ type_t *type;
+ expression_t *size_expression;
+};
+
+struct alignof_expression_t {
+ expression_base_t expression;
+ type_t *type;
};
struct designator_t {
};
struct offsetof_expression_t {
- expression_t expression;
- type_t *type;
- designator_t *designator;
+ expression_base_t expression;
+ type_t *type;
+ designator_t *designator;
+};
+
+struct va_start_expression_t {
+ expression_base_t expression;
+ expression_t *ap;
+ declaration_t *parameter;
};
struct va_arg_expression_t {
- expression_t expression;
- expression_t *arg;
- type_t *type;
+ expression_base_t expression;
+ expression_t *ap;
};
struct conditional_expression_t {
- expression_t expression;
- expression_t *condition;
- expression_t *true_expression;
- expression_t *false_expression;
+ expression_base_t expression;
+ expression_t *condition;
+ expression_t *true_expression;
+ expression_t *false_expression;
};
struct statement_expression_t {
- expression_t expression;
- statement_t *statement;
+ expression_base_t expression;
+ statement_t *statement;
};
struct classify_type_expression_t {
- expression_t expression;
- expression_t *type_expression;
+ expression_base_t expression;
+ expression_t *type_expression;
+};
+
+union expression_t {
+ expression_kind_t kind;
+ expression_base_t base;
+ const_expression_t conste;
+ string_literal_expression_t string;
+ wide_string_literal_expression_t wide_string;
+ builtin_symbol_expression_t builtin_symbol;
+ builtin_constant_expression_t builtin_constant;
+ builtin_prefetch_expression_t builtin_prefetch;
+ reference_expression_t reference;
+ call_expression_t call;
+ unary_expression_t unary;
+ binary_expression_t binary;
+ select_expression_t select;
+ array_access_expression_t array_access;
+ sizeof_expression_t sizeofe;
+ offsetof_expression_t offsetofe;
+ va_start_expression_t va_starte;
+ va_arg_expression_t va_arge;
+ conditional_expression_t conditional;
+ statement_expression_t statement;
+ classify_type_expression_t classify_type;
+ alignof_expression_t alignofe;
};
typedef enum {
STORAGE_CLASS_STATIC,
STORAGE_CLASS_AUTO,
STORAGE_CLASS_REGISTER,
- STORAGE_CLASS_ENUM_ENTRY
-} storage_class_t;
+ STORAGE_CLASS_ENUM_ENTRY,
+ STORAGE_CLASS_THREAD,
+ STORAGE_CLASS_THREAD_EXTERN,
+ STORAGE_CLASS_THREAD_STATIC
+} storage_class_tag_t;
typedef enum {
NAMESPACE_NORMAL,
NAMESPACE_STRUCT,
NAMESPACE_UNION,
NAMESPACE_ENUM,
- NAMESPACE_LABEL
+ NAMESPACE_LABEL,
} namespace_t;
typedef enum {
INITIALIZER_VALUE,
INITIALIZER_LIST,
- INITIALIZER_STRING
-} initializer_type_t;
+ INITIALIZER_STRING,
+ INITIALIZER_WIDE_STRING
+} initializer_kind_t;
-struct initializer_t {
- initializer_type_t type;
- union {
- /* if type == INITIALIZER_VALUE */
- expression_t *value;
- /* if type == INITIALIZER_LIST */
- struct {
- size_t len;
- initializer_t *initializers[];
- } list;
- /* if type == INITIALIZER_STRING */
- const char *string;
- } v;
+struct initializer_base_t {
+ initializer_kind_t kind;
+};
+
+struct initializer_value_t {
+ initializer_base_t initializer;
+ expression_t *value;
+};
+
+struct initializer_list_t {
+ initializer_base_t initializer;
+ size_t len;
+ initializer_t *initializers[];
};
+struct initializer_string_t {
+ initializer_base_t initializer;
+ string_t string;
+};
+
+struct initializer_wide_string_t {
+ initializer_base_t initializer;
+ wide_string_t string;
+};
+
+union initializer_t {
+ initializer_kind_t kind;
+ initializer_base_t base;
+ initializer_value_t value;
+ initializer_list_t list;
+ initializer_string_t string;
+ initializer_wide_string_t wide_string;
+};
+
+typedef enum {
+ DM_DLLIMPORT = (1 << 0),
+ DM_DLLEXPORT = (1 << 1),
+ DM_THREAD = (1 << 2),
+ DM_NAKED = (1 << 3),
+ DM_FORCEINLINE = (1 << 4),
+ DM_NOTHROW = (1 << 5),
+ DM_NORETURN = (1 << 6),
+ DM_NOINLINE = (1 << 7)
+} decl_modifier_t;
+
+typedef unsigned short decl_modifiers_t;
+
struct declaration_t {
unsigned char namespc;
unsigned char storage_class;
+ decl_modifiers_t modifiers;
unsigned int address_taken : 1;
unsigned int is_inline : 1;
+ unsigned int used : 1; /**< Set if the declaration is used. */
type_t *type;
symbol_t *symbol;
source_position_t source_position;
initializer_t *initializer;
expression_t *enum_value;
} init;
- context_t context;
- context_t *parent_context;
+ scope_t scope;
+ scope_t *parent_scope;
- /** next declaration in a context */
+ /** next declaration in a scope */
declaration_t *next;
/** next declaration with same symbol */
declaration_t *symbol_next;
+ /** next variable/parameter in function scope/global scope */
+ declaration_t *next_var;
- unsigned char declaration_type; /* used in ast2firm module */
+ /* the following fields are used in ast2firm module */
+ unsigned char declaration_kind;
union {
- unsigned int value_number; /* used in ast2firm module */
- ir_entity *entity; /* used in ast2firm module */
- ir_node *block; /* used in ast2firm module */
+ unsigned int value_number;
+ ir_entity *entity;
+ ir_node *block;
+ tarval *enum_val;
} v;
};
STATEMENT_CASE_LABEL,
STATEMENT_WHILE,
STATEMENT_DO_WHILE,
- STATEMENT_FOR
-} statement_type_t;
+ STATEMENT_FOR,
+ STATEMENT_ASM
+} statement_kind_t;
-struct statement_t {
- statement_type_t type;
+struct statement_base_t {
+ statement_kind_t kind;
statement_t *next;
source_position_t source_position;
- union {
- /* if type == STATEMENT_COMPOUND */
- struct {
- statement_t *statements;
- context_t context;
- } compound_stmt;
- /* if type == STATEMENT_RETURN */
- expression_t *return_value;
- /* if type == STATEMENT_DECLARATION */
- struct {
- declaration_t *begin;
- declaration_t *end;
- } declaration_stmt;
- /* if type == STATEMENT_IF */
- struct {
- expression_t *condition;
- statement_t *true_statement;
- statement_t *false_statement;
- } if_stmt;
- /* if type == STATEMENT_SWITCH */
- struct {
- expression_t *expression;
- statement_t *body;
- } switch_stmt;
- /* if type == STATEMENT_EXPRESSION */
- expression_t *expression;
- /* if type == STATEMENT_GOTO */
- declaration_t *goto_label;
- /* if type == STATEMENT_LABEL */
- struct {
- declaration_t *label;
- statement_t *label_statement;
- } label_stmt;
- /* if type == STATEMENT_CASE_LABEL */
- struct {
- expression_t *expression;
- statement_t *label_statement;
- } case_label_stmt;
- /* if type == STATEMENT_WHILE or STATEMENT_DO_WHILE */
- struct {
- expression_t *condition;
- statement_t *body;
- } while_stmt;
- /* if type == STATEMENT_FOR */
- struct {
- expression_t *initialisation;
- expression_t *condition;
- expression_t *step;
- statement_t *body;
- context_t context;
- } for_stmt;
- } v;
+};
+
+struct return_statement_t {
+ statement_base_t statement;
+ expression_t *return_value;
+};
+
+struct compound_statement_t {
+ statement_base_t statement;
+ statement_t *statements;
+ scope_t scope;
+};
+
+struct declaration_statement_t {
+ statement_base_t statement;
+ declaration_t *declarations_begin;
+ declaration_t *declarations_end;
+};
+
+struct if_statement_t {
+ statement_base_t statement;
+ expression_t *condition;
+ statement_t *true_statement;
+ statement_t *false_statement;
+};
+
+struct switch_statement_t {
+ statement_base_t statement;
+ expression_t *expression;
+ statement_t *body;
+ case_label_statement_t *first_case, *last_case;
+};
+
+struct goto_statement_t {
+ statement_base_t statement;
+ declaration_t *label; /**< The destination label. */
+ goto_statement_t *next; /**< links all goto statements of a function */
+};
+
+struct case_label_statement_t {
+ statement_base_t statement;
+ expression_t *expression;
+ statement_t *label_statement;
+ case_label_statement_t *next; /**< link to the next case label in the switch */
+};
+
+struct label_statement_t {
+ statement_base_t statement;
+ declaration_t *label;
+ statement_t *label_statement;
+ label_statement_t *next; /**< links all label statements of a function */
+};
+
+struct expression_statement_t {
+ statement_base_t statement;
+ expression_t *expression;
+};
+
+struct while_statement_t {
+ statement_base_t statement;
+ expression_t *condition;
+ statement_t *body;
+};
+
+struct do_while_statement_t {
+ statement_base_t statement;
+ expression_t *condition;
+ statement_t *body;
+};
+
+struct for_statement_t {
+ statement_base_t statement;
+ expression_t *initialisation;
+ expression_t *condition;
+ expression_t *step;
+ statement_t *body;
+ scope_t scope;
+};
+
+struct asm_constraint_t {
+ string_t constraints;
+ expression_t *expression;
+ symbol_t *symbol;
+ asm_constraint_t *next;
+};
+
+struct asm_clobber_t {
+ string_t clobber;
+ asm_clobber_t *next;
+};
+
+struct asm_statement_t {
+ statement_base_t statement;
+ string_t asm_text;
+ asm_constraint_t *inputs;
+ asm_constraint_t *outputs;
+ asm_clobber_t *clobbers;
+ bool is_volatile;
+};
+
+union statement_t {
+ statement_kind_t kind;
+ statement_base_t base;
+ return_statement_t returns;
+ compound_statement_t compound;
+ declaration_statement_t declaration;
+ if_statement_t ifs;
+ switch_statement_t switchs;
+ goto_statement_t gotos;
+ case_label_statement_t case_label;
+ label_statement_t label;
+ expression_statement_t expression;
+ while_statement_t whiles;
+ do_while_statement_t do_while;
+ for_statement_t fors;
+ asm_statement_t asms;
};
struct translation_unit_t {
- context_t context;
+ scope_t scope;
};
static inline
projects / cparser / blobdiff