const arch_env_t *arch_env; /**< the arch env */
set *reg_set; /**< set to memorize registers for FIRM nodes (e.g. phi) */
ppc32_isa_t *isa; /**< the isa instance */
- const be_irg_t *birg; /**< The be-irg (contains additional information about the irg) */
+ be_irg_t *birg; /**< The be-irg (contains additional information about the irg) */
unsigned area_size; /**< size of call area for the current irg */
ir_entity *area; /**< the entity representing the call area or NULL for leaf functions */
ir_node *start_succ_block; /**< the block succeeding the start block in the cfg */