def generate_variable_expression(expression):
return expression.variable
-def generate_function_call_for_fur_infix_operator(expression):
- return 'operator${}({}, {})'.format(
+def generate_structure_literal_expression(expression):
+ return 'Structure_construct({}, {}, {})'.format(
+ expression.field_count,
+ expression.symbol_list_variable,
+ expression.value_list_variable,
+ )
+
+def generate_lambda_expression(expression):
+ return '(Object){{ CLOSURE, (Instance)(Closure){{ environment, user${}${}$implementation }} }}'.format(
expression.name,
- generate_expression(expression.left),
- generate_expression(expression.right),
+ expression.index,
)
def generate_list_construct_expression(expression):
return 'List_construct({})'.format(expression.allocate)
-def generate_list_get_expression(expression):
- return 'List_get(&{}, {})'.format(
- generate_expression(expression.list_expression),
- generate_expression(expression.index_expression),
- )
-
def generate_expression(expression):
return {
transformation.CFunctionCallExpression: generate_function_call,
- transformation.CFunctionCallForFurInfixOperator: generate_function_call_for_fur_infix_operator,
transformation.CIntegerLiteral: generate_integer_literal,
+ transformation.CLambdaExpression: generate_lambda_expression,
transformation.CListConstructExpression: generate_list_construct_expression,
- transformation.CListGetExpression: generate_list_get_expression,
- transformation.CNegationExpression: generate_negation_expression,
transformation.CStringLiteral: generate_string_literal,
+ transformation.CStructureLiteralExpression: generate_structure_literal_expression,
transformation.CSymbolExpression: generate_symbol_expression,
transformation.CVariableExpression: generate_variable_expression,
}[type(expression)](expression)
-def generate_negation_expression(c_negation_expression):
- return 'operator$negate({})'.format(
- generate_expression(c_negation_expression.value)
- )
-
def generate_function_call(function_call):
# This gets called twice, so we want to be sure it is efficient and without side effects
- assert isinstance(function_call.function_expression, transformation.CVariableExpression)
+ assert isinstance(function_call.function_expression, transformation.CSymbolExpression)
# TODO Check the type of the things being called
- function_expression = generate_variable_expression(function_call.function_expression)
- return '{}.instance.closure.call(environmentPool, {}.instance.closure.closed, {}, {})'.format(
+ function_expression = generate_expression(function_call.function_expression)
+ return '{}.instance.closure.call(environmentPool, {}.instance.closure.closed, {}, stack, {}, jump)'.format(
function_expression,
function_expression,
function_call.argument_count,
- # TODO This is just a single item containing a reference to the items list--make that clearer
- generate_expression(function_call.argument_items),
+ function_call.metadata.line,
)
def generate_expression_statement(statement):
', '.join(generate_expression(i) for i in statement.items),
)
+def generate_symbol_array_variable_initialization_statement(statement):
+ return 'const char* {}[] = {{ {} }};'.format(
+ statement.variable,
+ ', '.join('SYMBOL_LIST[{}] /* symbol: "{}" */'.format(
+ statement.symbol_list_indices[i],
+ statement.symbol_list[i],
+ ) for i in range(len(statement.symbol_list))),
+ )
+
def generate_variable_initialization_statement(statement):
return 'Object {} = {};'.format(
statement.variable,
return generated_if_clause + generated_if_statement_list + generated_else_statement_list
-def generate_function_declaration(statement):
- return 'Environment_set(environment, "{}", (Object){{ CLOSURE, (Instance)(Closure){{ environment, user${}$implementation }} }});'.format(statement.name, statement.name)
-
def generate_list_append_statement(statement):
return 'List_append(&{}, {});'.format(
generate_expression(statement.list_expression),
generate_expression(statement.item_expression),
)
+def generate_push_statement(statement):
+ return 'Stack_push(stack, {});'.format(generate_expression(statement.expression))
+
def generate_statement(statement):
return {
transformation.CArrayVariableInitializationStatement: generate_array_variable_initialization_statement,
transformation.CExpressionStatement: generate_expression_statement,
- transformation.CFunctionDeclaration: generate_function_declaration,
transformation.CIfElseStatement: generate_if_else_statement,
transformation.CListAppendStatement: generate_list_append_statement,
+ transformation.CPushStatement: generate_push_statement,
transformation.CSymbolAssignmentStatement: generate_symbol_assignment_statement,
+ transformation.CSymbolArrayVariableInitializationStatement: generate_symbol_array_variable_initialization_statement,
transformation.CVariableInitializationStatement: generate_variable_initialization_statement,
transformation.CVariableReassignmentStatement: generate_variable_reassignment_statement,
}[type(statement)](statement)
template = ENV.get_template('function_definition.c')
return template.render(
name=definition.name,
+ index=definition.index,
argument_name_list=definition.argument_name_list,
statement_list=list(generate_statement(s) for s in definition.statement_list),
)
return definition
+C_ESCAPES = {
+ '"': r'\"',
+}
+
+def escape_character(ch):
+ return C_ESCAPES.get(ch, ch)
+
+def escape_string_literal(string_literal):
+ return ''.join(escape_character(ch) for ch in string_literal)
+
def generate(program):
template = ENV.get_template('program.c')
return template.render(
infix_declarations=program.operator_declarations,
statements=list(generate_statement(s) for s in program.statements),
standard_libraries=list(sorted(program.standard_libraries)),
- string_literal_list=program.string_literal_list,
+ string_literal_list=list(escape_string_literal(s) for s in program.string_literal_list),
symbol_list=program.symbol_list,
)