X-Git-Url: https://code.kerkeslager.com/?a=blobdiff_plain;f=transformation.py;h=ba10109457fd035176a43676b830e6c1f380dc10;hb=ad72a3204cb66766dcebb847b42512494199d15a;hp=34710bf7c631f5684c84b33898b5a3ef245dacff;hpb=d8074eb09891a048fd1960ae69697f02360a7b2c;p=fur diff --git a/transformation.py b/transformation.py index 34710bf..ba10109 100644 --- a/transformation.py +++ b/transformation.py @@ -18,13 +18,6 @@ CStringLiteral = collections.namedtuple( ], ) -CConstantExpression = collections.namedtuple( - 'CConstantExpression', - [ - 'value' - ], -) - CVariableExpression = collections.namedtuple( 'CVariableExpression', [ @@ -59,7 +52,7 @@ CFunctionCallForFurInfixOperator = collections.namedtuple( CFunctionCallExpression = collections.namedtuple( 'CFunctionCallExpression', [ - 'name', + 'function_expression', 'argument_count', 'argument_items', ], @@ -168,8 +161,8 @@ def transform_string_literal_expression(accumulators, expression): return CStringLiteral(index=index, value=value) def transform_symbol_expression(accumulators, expression): - if expression.symbol in ['true', 'false']: - return CConstantExpression(value=expression.symbol) + if expression.symbol in BUILTINS: + accumulators.builtin_set.add(expression.symbol) try: symbol_list_index = accumulators.symbol_list.index(expression.symbol) @@ -265,7 +258,6 @@ def transform_negation_expression(accumulators, expression): def transform_expression(accumulators, expression): # TODO Clean up handlers for parsing expressions return { - parsing.FurFunctionCallExpression: transform_function_call_expression, parsing.FurInfixExpression: transform_infix_expression, parsing.FurIntegerLiteralExpression: transform_integer_literal_expression, parsing.FurNegationExpression: transform_negation_expression, @@ -297,15 +289,9 @@ def transform_symbol_assignment_statement(accumulators, assignment_statement): ) def transform_function_call_expression(accumulators, function_call): - if isinstance(function_call.function, normalization.NormalSymbolExpression): - # TODO Move this check to transformation of symbol expressions so we can have builtins that aren't functions - if function_call.function.symbol in BUILTINS.keys(): - # TODO Check that the builtin is actually callable - accumulators.builtin_set.add(function_call.function.symbol) - # TODO Use the symbol from SYMBOL LIST return CFunctionCallExpression( - name=transform_expression(accumulators, function_call.function), + function_expression=transform_expression(accumulators, function_call.function_expression), argument_count=function_call.argument_count, argument_items=transform_expression(accumulators, function_call.argument_items), ) @@ -391,6 +377,11 @@ def transform(program): transform_statement(accumulators, statement) for statement in program.statement_list ] + # This prevents warnings about normalized variables being entire C statements + last_statement = statement_list[-1] + if isinstance(last_statement, normalization.NormalExpressionStatement) and isinstance(last_statement.expression, normalization.NormalVariableExpression): + del statement_list[-1] + standard_library_set = set() for builtin in accumulators.builtin_set: for standard_library in BUILTINS[builtin]: