)
def generate_function_call(function_call):
- return '{}({}, {})'.format(
+ return 'Environment_get(environment, "{}").instance.closure(environment, {}, {})'.format(
function_call.name,
function_call.argument_count,
# TODO This is just a single item containing a reference to the items list--make that clearer
)
def generate_expression_statement(statement):
+ # TODO Do this at an earlier pass
+ if isinstance(statement.expression, transformation.CVariableExpression):
+ return '';
+
# TODO Do we need to garbage collect the results of arbitrary statements?
return '{};'.format(generate_expression(statement.expression))
def generate_if_else_statement(statement):
# TODO Check that the argument is boolean
- return 'if({}.instance.boolean)\n{{\n{}\n}}\nelse\n{{\n{}\n}}'.format(
+ condition_expression = '{}.instance.boolean'.format(
generate_expression(statement.condition_expression),
- indent('\n'.join(generate_statement(s) for s in statement.if_statements)),
- indent('\n'.join(generate_statement(s) for s in statement.else_statements)),
)
+ if len(statement.if_statements) == 0:
+ condition_expression = '!({})'.format(condition_expression)
+ if_statements = statement.else_statements
+ else_statements = ()
+ else:
+ if_statements = statement.if_statements
+ else_statements = statement.else_statements
+
+ generated_if_clause = 'if({})'.format(condition_expression)
+
+ if len(if_statements) == 0:
+ generated_if_statements = ';'
+ else:
+ generated_if_statements = indent('\n{{\n{}\n}}'.format(
+ indent('\n'.join(generate_statement(s) for s in if_statements)),
+ ))
+
+ if len(else_statements) == 0:
+ generated_else_statements = ''
+ else:
+ generated_else_statements = indent('\nelse\n{{\n{}\n}}'.format(
+ indent('\n'.join(generate_statement(s) for s in else_statements)),
+ ))
+
+ return generated_if_clause + generated_if_statements + generated_else_statements
+
+def generate_function_declaration(statement):
+ return 'Environment_set(environment, "{}", user${});'.format(statement.name, statement.name)
+
def generate_statement(statement):
return {
transformation.CExpressionStatement: generate_expression_statement,
+ transformation.CFunctionDeclaration: generate_function_declaration,
transformation.CIfElseStatement: generate_if_else_statement,
transformation.CSymbolAssignmentStatement: generate_symbol_assignment_statement,
transformation.CArrayVariableInitializationStatement: generate_array_variable_initialization_statement,
def generate(program):
template = ENV.get_template('program.c')
return template.render(
- builtins=list(sorted(program.builtin_set)),
- statements=[generate_statement(statement) for statement in program.statements],
+ builtins=tuple(sorted(program.builtin_set)),
+ function_definition_list=program.function_definition_list,
+ generate_statement=generate_statement,
+ infix_declarations=program.operator_declarations,
+ statements=program.statements,
standard_libraries=list(sorted(program.standard_libraries)),
string_literal_list=program.string_literal_list,
symbol_list=program.symbol_list,