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Diffstat (limited to 'gcc/treelang/treetree.h')
| -rw-r--r-- | gcc/treelang/treetree.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/gcc/treelang/treetree.h b/gcc/treelang/treetree.h new file mode 100644 index 00000000000..24b72e385fc --- /dev/null +++ b/gcc/treelang/treetree.h @@ -0,0 +1,101 @@ +/* + + TREELANG Compiler definitions for interfacing to treetree.c + (compiler back end interface). + + Copyright (C) 1986, 87, 89, 92-96, 1997, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + + This program 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 2, or (at your option) any + later version. + + This program 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 this program; if not, write to the Free Software + Foundation, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + In other words, you are welcome to use, share and improve this program. + You are forbidden to forbid anyone else to use, share and improve + what you give them. Help stamp out software-hoarding! + + --------------------------------------------------------------------------- + + Written by Tim Josling 1999, 2000, 2001, based in part on other + parts of the GCC compiler. + + */ + +/* Parameter list passed to back end. */ +struct tree_parameter_list +{ + struct tree_parameter_list* next; /* Next entry. */ + int type; /* See numeric types below. */ + unsigned char* variable_name; /* Name. */ + tree* where_to_put_var_tree; /* Where to save decl. */ +}; + +tree tree_code_init_parameters (void); +tree tree_code_add_parameter (tree list, tree proto_exp, tree exp); +tree tree_code_get_integer_value (unsigned char *chars, unsigned int length); +void tree_code_generate_return (tree type, tree exp); +void tree_ggc_storage_always_used (void *m); +tree tree_code_get_expression (unsigned int exp_type, tree type, tree op1, tree op2, tree op3); +tree tree_code_get_numeric_type (unsigned int size1, unsigned int sign1); +void tree_code_create_function_initial (tree prev_saved, + unsigned char* filename, int lineno, + struct tree_parameter_list* parms); +void tree_code_create_function_wrapup (unsigned char* filename, int lineno); +tree tree_code_create_function_prototype (unsigned char* chars, + unsigned int storage_class, + unsigned int ret_type, + struct tree_parameter_list* parms, + unsigned char* filename, + int lineno); +tree tree_code_create_variable (unsigned int storage_class, + unsigned char* chars, + unsigned int length, + unsigned int expression_type, + tree init, + unsigned char* filename, + int lineno); +void tree_code_output_expression_statement (tree code, unsigned char* filename, int lineno); +tree get_type_for_numeric_type (unsigned int numeric_type); +void tree_code_if_start (tree exp, unsigned char* filename, int lineno); +void tree_code_if_else (unsigned char* filename, int lineno); +void tree_code_if_end (unsigned char* filename, int lineno); +tree tree_code_get_type (int type_num); +void treelang_init_decl_processing (void); +void treelang_finish (void); +const char * treelang_init (const char* filename); +int treelang_decode_option (int, char **); +void treelang_parse_file (int debug_flag); +void push_var_level (void); +void pop_var_level (void); + +/* Storage modes. */ +#define STATIC_STORAGE 0 +#define AUTOMATIC_STORAGE 1 +#define EXTERNAL_REFERENCE_STORAGE 2 +#define EXTERNAL_DEFINITION_STORAGE 3 + + +/* Numeric types. */ +#define SIGNED_CHAR 1 +#define UNSIGNED_CHAR 2 +#define SIGNED_INT 3 +#define UNSIGNED_INT 4 +#define VOID_TYPE 5 + + +#define EXP_PLUS 0 /* Addition expression. */ +#define EXP_REFERENCE 1 /* Variable reference. */ +#define EXP_ASSIGN 2 /* Assignment. */ +#define EXP_FUNCTION_INVOCATION 3 /* Call function. */ +#define EXP_MINUS 4 /* Subtraction. */ +#define EXP_EQUALS 5 /* Equality test. */ |