ir_value* ir_block_create_binop(ir_block*, const char *label, int op,
ir_value *left, ir_value *right);
ir_value* ir_block_create_unary(ir_block*, const char *label, int op,
ir_value* ir_block_create_binop(ir_block*, const char *label, int op,
ir_value *left, ir_value *right);
ir_value* ir_block_create_unary(ir_block*, const char *label, int op,