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Adding gem5 source to svn.

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git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
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friemel
2012-10-24 19:18:57 +00:00
parent f7ff71bd46
commit b41eec3f65
3222 changed files with 658579 additions and 1 deletions
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simulators/gem5/ext/ply/example/ansic/cparse.py Normal file
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# -----------------------------------------------------------------------------
# cparse.py
#
# Simple parser for ANSI C. Based on the grammar in K&R, 2nd Ed.
# -----------------------------------------------------------------------------
import sys
import clex
import ply.yacc as yacc
# Get the token map
tokens = clex.tokens
# translation-unit:
def p_translation_unit_1(t):
'translation_unit : external_declaration'
pass
def p_translation_unit_2(t):
'translation_unit : translation_unit external_declaration'
pass
# external-declaration:
def p_external_declaration_1(t):
'external_declaration : function_definition'
pass
def p_external_declaration_2(t):
'external_declaration : declaration'
pass
# function-definition:
def p_function_definition_1(t):
'function_definition : declaration_specifiers declarator declaration_list compound_statement'
pass
def p_function_definition_2(t):
'function_definition : declarator declaration_list compound_statement'
pass
def p_function_definition_3(t):
'function_definition : declarator compound_statement'
pass
def p_function_definition_4(t):
'function_definition : declaration_specifiers declarator compound_statement'
pass
# declaration:
def p_declaration_1(t):
'declaration : declaration_specifiers init_declarator_list SEMI'
pass
def p_declaration_2(t):
'declaration : declaration_specifiers SEMI'
pass
# declaration-list:
def p_declaration_list_1(t):
'declaration_list : declaration'
pass
def p_declaration_list_2(t):
'declaration_list : declaration_list declaration '
pass
# declaration-specifiers
def p_declaration_specifiers_1(t):
'declaration_specifiers : storage_class_specifier declaration_specifiers'
pass
def p_declaration_specifiers_2(t):
'declaration_specifiers : type_specifier declaration_specifiers'
pass
def p_declaration_specifiers_3(t):
'declaration_specifiers : type_qualifier declaration_specifiers'
pass
def p_declaration_specifiers_4(t):
'declaration_specifiers : storage_class_specifier'
pass
def p_declaration_specifiers_5(t):
'declaration_specifiers : type_specifier'
pass
def p_declaration_specifiers_6(t):
'declaration_specifiers : type_qualifier'
pass
# storage-class-specifier
def p_storage_class_specifier(t):
'''storage_class_specifier : AUTO
| REGISTER
| STATIC
| EXTERN
| TYPEDEF
'''
pass
# type-specifier:
def p_type_specifier(t):
'''type_specifier : VOID
| CHAR
| SHORT
| INT
| LONG
| FLOAT
| DOUBLE
| SIGNED
| UNSIGNED
| struct_or_union_specifier
| enum_specifier
| TYPEID
'''
pass
# type-qualifier:
def p_type_qualifier(t):
'''type_qualifier : CONST
| VOLATILE'''
pass
# struct-or-union-specifier
def p_struct_or_union_specifier_1(t):
'struct_or_union_specifier : struct_or_union ID LBRACE struct_declaration_list RBRACE'
pass
def p_struct_or_union_specifier_2(t):
'struct_or_union_specifier : struct_or_union LBRACE struct_declaration_list RBRACE'
pass
def p_struct_or_union_specifier_3(t):
'struct_or_union_specifier : struct_or_union ID'
pass
# struct-or-union:
def p_struct_or_union(t):
'''struct_or_union : STRUCT
| UNION
'''
pass
# struct-declaration-list:
def p_struct_declaration_list_1(t):
'struct_declaration_list : struct_declaration'
pass
def p_struct_declaration_list_2(t):
'struct_declaration_list : struct_declaration_list struct_declaration'
pass
# init-declarator-list:
def p_init_declarator_list_1(t):
'init_declarator_list : init_declarator'
pass
def p_init_declarator_list_2(t):
'init_declarator_list : init_declarator_list COMMA init_declarator'
pass
# init-declarator
def p_init_declarator_1(t):
'init_declarator : declarator'
pass
def p_init_declarator_2(t):
'init_declarator : declarator EQUALS initializer'
pass
# struct-declaration:
def p_struct_declaration(t):
'struct_declaration : specifier_qualifier_list struct_declarator_list SEMI'
pass
# specifier-qualifier-list:
def p_specifier_qualifier_list_1(t):
'specifier_qualifier_list : type_specifier specifier_qualifier_list'
pass
def p_specifier_qualifier_list_2(t):
'specifier_qualifier_list : type_specifier'
pass
def p_specifier_qualifier_list_3(t):
'specifier_qualifier_list : type_qualifier specifier_qualifier_list'
pass
def p_specifier_qualifier_list_4(t):
'specifier_qualifier_list : type_qualifier'
pass
# struct-declarator-list:
def p_struct_declarator_list_1(t):
'struct_declarator_list : struct_declarator'
pass
def p_struct_declarator_list_2(t):
'struct_declarator_list : struct_declarator_list COMMA struct_declarator'
pass
# struct-declarator:
def p_struct_declarator_1(t):
'struct_declarator : declarator'
pass
def p_struct_declarator_2(t):
'struct_declarator : declarator COLON constant_expression'
pass
def p_struct_declarator_3(t):
'struct_declarator : COLON constant_expression'
pass
# enum-specifier:
def p_enum_specifier_1(t):
'enum_specifier : ENUM ID LBRACE enumerator_list RBRACE'
pass
def p_enum_specifier_2(t):
'enum_specifier : ENUM LBRACE enumerator_list RBRACE'
pass
def p_enum_specifier_3(t):
'enum_specifier : ENUM ID'
pass
# enumerator_list:
def p_enumerator_list_1(t):
'enumerator_list : enumerator'
pass
def p_enumerator_list_2(t):
'enumerator_list : enumerator_list COMMA enumerator'
pass
# enumerator:
def p_enumerator_1(t):
'enumerator : ID'
pass
def p_enumerator_2(t):
'enumerator : ID EQUALS constant_expression'
pass
# declarator:
def p_declarator_1(t):
'declarator : pointer direct_declarator'
pass
def p_declarator_2(t):
'declarator : direct_declarator'
pass
# direct-declarator:
def p_direct_declarator_1(t):
'direct_declarator : ID'
pass
def p_direct_declarator_2(t):
'direct_declarator : LPAREN declarator RPAREN'
pass
def p_direct_declarator_3(t):
'direct_declarator : direct_declarator LBRACKET constant_expression_opt RBRACKET'
pass
def p_direct_declarator_4(t):
'direct_declarator : direct_declarator LPAREN parameter_type_list RPAREN '
pass
def p_direct_declarator_5(t):
'direct_declarator : direct_declarator LPAREN identifier_list RPAREN '
pass
def p_direct_declarator_6(t):
'direct_declarator : direct_declarator LPAREN RPAREN '
pass
# pointer:
def p_pointer_1(t):
'pointer : TIMES type_qualifier_list'
pass
def p_pointer_2(t):
'pointer : TIMES'
pass
def p_pointer_3(t):
'pointer : TIMES type_qualifier_list pointer'
pass
def p_pointer_4(t):
'pointer : TIMES pointer'
pass
# type-qualifier-list:
def p_type_qualifier_list_1(t):
'type_qualifier_list : type_qualifier'
pass
def p_type_qualifier_list_2(t):
'type_qualifier_list : type_qualifier_list type_qualifier'
pass
# parameter-type-list:
def p_parameter_type_list_1(t):
'parameter_type_list : parameter_list'
pass
def p_parameter_type_list_2(t):
'parameter_type_list : parameter_list COMMA ELLIPSIS'
pass
# parameter-list:
def p_parameter_list_1(t):
'parameter_list : parameter_declaration'
pass
def p_parameter_list_2(t):
'parameter_list : parameter_list COMMA parameter_declaration'
pass
# parameter-declaration:
def p_parameter_declaration_1(t):
'parameter_declaration : declaration_specifiers declarator'
pass
def p_parameter_declaration_2(t):
'parameter_declaration : declaration_specifiers abstract_declarator_opt'
pass
# identifier-list:
def p_identifier_list_1(t):
'identifier_list : ID'
pass
def p_identifier_list_2(t):
'identifier_list : identifier_list COMMA ID'
pass
# initializer:
def p_initializer_1(t):
'initializer : assignment_expression'
pass
def p_initializer_2(t):
'''initializer : LBRACE initializer_list RBRACE
| LBRACE initializer_list COMMA RBRACE'''
pass
# initializer-list:
def p_initializer_list_1(t):
'initializer_list : initializer'
pass
def p_initializer_list_2(t):
'initializer_list : initializer_list COMMA initializer'
pass
# type-name:
def p_type_name(t):
'type_name : specifier_qualifier_list abstract_declarator_opt'
pass
def p_abstract_declarator_opt_1(t):
'abstract_declarator_opt : empty'
pass
def p_abstract_declarator_opt_2(t):
'abstract_declarator_opt : abstract_declarator'
pass
# abstract-declarator:
def p_abstract_declarator_1(t):
'abstract_declarator : pointer '
pass
def p_abstract_declarator_2(t):
'abstract_declarator : pointer direct_abstract_declarator'
pass
def p_abstract_declarator_3(t):
'abstract_declarator : direct_abstract_declarator'
pass
# direct-abstract-declarator:
def p_direct_abstract_declarator_1(t):
'direct_abstract_declarator : LPAREN abstract_declarator RPAREN'
pass
def p_direct_abstract_declarator_2(t):
'direct_abstract_declarator : direct_abstract_declarator LBRACKET constant_expression_opt RBRACKET'
pass
def p_direct_abstract_declarator_3(t):
'direct_abstract_declarator : LBRACKET constant_expression_opt RBRACKET'
pass
def p_direct_abstract_declarator_4(t):
'direct_abstract_declarator : direct_abstract_declarator LPAREN parameter_type_list_opt RPAREN'
pass
def p_direct_abstract_declarator_5(t):
'direct_abstract_declarator : LPAREN parameter_type_list_opt RPAREN'
pass
# Optional fields in abstract declarators
def p_constant_expression_opt_1(t):
'constant_expression_opt : empty'
pass
def p_constant_expression_opt_2(t):
'constant_expression_opt : constant_expression'
pass
def p_parameter_type_list_opt_1(t):
'parameter_type_list_opt : empty'
pass
def p_parameter_type_list_opt_2(t):
'parameter_type_list_opt : parameter_type_list'
pass
# statement:
def p_statement(t):
'''
statement : labeled_statement
| expression_statement
| compound_statement
| selection_statement
| iteration_statement
| jump_statement
'''
pass
# labeled-statement:
def p_labeled_statement_1(t):
'labeled_statement : ID COLON statement'
pass
def p_labeled_statement_2(t):
'labeled_statement : CASE constant_expression COLON statement'
pass
def p_labeled_statement_3(t):
'labeled_statement : DEFAULT COLON statement'
pass
# expression-statement:
def p_expression_statement(t):
'expression_statement : expression_opt SEMI'
pass
# compound-statement:
def p_compound_statement_1(t):
'compound_statement : LBRACE declaration_list statement_list RBRACE'
pass
def p_compound_statement_2(t):
'compound_statement : LBRACE statement_list RBRACE'
pass
def p_compound_statement_3(t):
'compound_statement : LBRACE declaration_list RBRACE'
pass
def p_compound_statement_4(t):
'compound_statement : LBRACE RBRACE'
pass
# statement-list:
def p_statement_list_1(t):
'statement_list : statement'
pass
def p_statement_list_2(t):
'statement_list : statement_list statement'
pass
# selection-statement
def p_selection_statement_1(t):
'selection_statement : IF LPAREN expression RPAREN statement'
pass
def p_selection_statement_2(t):
'selection_statement : IF LPAREN expression RPAREN statement ELSE statement '
pass
def p_selection_statement_3(t):
'selection_statement : SWITCH LPAREN expression RPAREN statement '
pass
# iteration_statement:
def p_iteration_statement_1(t):
'iteration_statement : WHILE LPAREN expression RPAREN statement'
pass
def p_iteration_statement_2(t):
'iteration_statement : FOR LPAREN expression_opt SEMI expression_opt SEMI expression_opt RPAREN statement '
pass
def p_iteration_statement_3(t):
'iteration_statement : DO statement WHILE LPAREN expression RPAREN SEMI'
pass
# jump_statement:
def p_jump_statement_1(t):
'jump_statement : GOTO ID SEMI'
pass
def p_jump_statement_2(t):
'jump_statement : CONTINUE SEMI'
pass
def p_jump_statement_3(t):
'jump_statement : BREAK SEMI'
pass
def p_jump_statement_4(t):
'jump_statement : RETURN expression_opt SEMI'
pass
def p_expression_opt_1(t):
'expression_opt : empty'
pass
def p_expression_opt_2(t):
'expression_opt : expression'
pass
# expression:
def p_expression_1(t):
'expression : assignment_expression'
pass
def p_expression_2(t):
'expression : expression COMMA assignment_expression'
pass
# assigment_expression:
def p_assignment_expression_1(t):
'assignment_expression : conditional_expression'
pass
def p_assignment_expression_2(t):
'assignment_expression : unary_expression assignment_operator assignment_expression'
pass
# assignment_operator:
def p_assignment_operator(t):
'''
assignment_operator : EQUALS
| TIMESEQUAL
| DIVEQUAL
| MODEQUAL
| PLUSEQUAL
| MINUSEQUAL
| LSHIFTEQUAL
| RSHIFTEQUAL
| ANDEQUAL
| OREQUAL
| XOREQUAL
'''
pass
# conditional-expression
def p_conditional_expression_1(t):
'conditional_expression : logical_or_expression'
pass
def p_conditional_expression_2(t):
'conditional_expression : logical_or_expression CONDOP expression COLON conditional_expression '
pass
# constant-expression
def p_constant_expression(t):
'constant_expression : conditional_expression'
pass
# logical-or-expression
def p_logical_or_expression_1(t):
'logical_or_expression : logical_and_expression'
pass
def p_logical_or_expression_2(t):
'logical_or_expression : logical_or_expression LOR logical_and_expression'
pass
# logical-and-expression
def p_logical_and_expression_1(t):
'logical_and_expression : inclusive_or_expression'
pass
def p_logical_and_expression_2(t):
'logical_and_expression : logical_and_expression LAND inclusive_or_expression'
pass
# inclusive-or-expression:
def p_inclusive_or_expression_1(t):
'inclusive_or_expression : exclusive_or_expression'
pass
def p_inclusive_or_expression_2(t):
'inclusive_or_expression : inclusive_or_expression OR exclusive_or_expression'
pass
# exclusive-or-expression:
def p_exclusive_or_expression_1(t):
'exclusive_or_expression : and_expression'
pass
def p_exclusive_or_expression_2(t):
'exclusive_or_expression : exclusive_or_expression XOR and_expression'
pass
# AND-expression
def p_and_expression_1(t):
'and_expression : equality_expression'
pass
def p_and_expression_2(t):
'and_expression : and_expression AND equality_expression'
pass
# equality-expression:
def p_equality_expression_1(t):
'equality_expression : relational_expression'
pass
def p_equality_expression_2(t):
'equality_expression : equality_expression EQ relational_expression'
pass
def p_equality_expression_3(t):
'equality_expression : equality_expression NE relational_expression'
pass
# relational-expression:
def p_relational_expression_1(t):
'relational_expression : shift_expression'
pass
def p_relational_expression_2(t):
'relational_expression : relational_expression LT shift_expression'
pass
def p_relational_expression_3(t):
'relational_expression : relational_expression GT shift_expression'
pass
def p_relational_expression_4(t):
'relational_expression : relational_expression LE shift_expression'
pass
def p_relational_expression_5(t):
'relational_expression : relational_expression GE shift_expression'
pass
# shift-expression
def p_shift_expression_1(t):
'shift_expression : additive_expression'
pass
def p_shift_expression_2(t):
'shift_expression : shift_expression LSHIFT additive_expression'
pass
def p_shift_expression_3(t):
'shift_expression : shift_expression RSHIFT additive_expression'
pass
# additive-expression
def p_additive_expression_1(t):
'additive_expression : multiplicative_expression'
pass
def p_additive_expression_2(t):
'additive_expression : additive_expression PLUS multiplicative_expression'
pass
def p_additive_expression_3(t):
'additive_expression : additive_expression MINUS multiplicative_expression'
pass
# multiplicative-expression
def p_multiplicative_expression_1(t):
'multiplicative_expression : cast_expression'
pass
def p_multiplicative_expression_2(t):
'multiplicative_expression : multiplicative_expression TIMES cast_expression'
pass
def p_multiplicative_expression_3(t):
'multiplicative_expression : multiplicative_expression DIVIDE cast_expression'
pass
def p_multiplicative_expression_4(t):
'multiplicative_expression : multiplicative_expression MOD cast_expression'
pass
# cast-expression:
def p_cast_expression_1(t):
'cast_expression : unary_expression'
pass
def p_cast_expression_2(t):
'cast_expression : LPAREN type_name RPAREN cast_expression'
pass
# unary-expression:
def p_unary_expression_1(t):
'unary_expression : postfix_expression'
pass
def p_unary_expression_2(t):
'unary_expression : PLUSPLUS unary_expression'
pass
def p_unary_expression_3(t):
'unary_expression : MINUSMINUS unary_expression'
pass
def p_unary_expression_4(t):
'unary_expression : unary_operator cast_expression'
pass
def p_unary_expression_5(t):
'unary_expression : SIZEOF unary_expression'
pass
def p_unary_expression_6(t):
'unary_expression : SIZEOF LPAREN type_name RPAREN'
pass
#unary-operator
def p_unary_operator(t):
'''unary_operator : AND
| TIMES
| PLUS
| MINUS
| NOT
| LNOT '''
pass
# postfix-expression:
def p_postfix_expression_1(t):
'postfix_expression : primary_expression'
pass
def p_postfix_expression_2(t):
'postfix_expression : postfix_expression LBRACKET expression RBRACKET'
pass
def p_postfix_expression_3(t):
'postfix_expression : postfix_expression LPAREN argument_expression_list RPAREN'
pass
def p_postfix_expression_4(t):
'postfix_expression : postfix_expression LPAREN RPAREN'
pass
def p_postfix_expression_5(t):
'postfix_expression : postfix_expression PERIOD ID'
pass
def p_postfix_expression_6(t):
'postfix_expression : postfix_expression ARROW ID'
pass
def p_postfix_expression_7(t):
'postfix_expression : postfix_expression PLUSPLUS'
pass
def p_postfix_expression_8(t):
'postfix_expression : postfix_expression MINUSMINUS'
pass
# primary-expression:
def p_primary_expression(t):
'''primary_expression : ID
| constant
| SCONST
| LPAREN expression RPAREN'''
pass
# argument-expression-list:
def p_argument_expression_list(t):
'''argument_expression_list : assignment_expression
| argument_expression_list COMMA assignment_expression'''
pass
# constant:
def p_constant(t):
'''constant : ICONST
| FCONST
| CCONST'''
pass
def p_empty(t):
'empty : '
pass
def p_error(t):
print("Whoa. We're hosed")
import profile
# Build the grammar
yacc.yacc(method='LALR')
#profile.run("yacc.yacc(method='LALR')")