* options for the hook_merge_nodes hook
*/
typedef enum {
- HOOK_OPT_DEAD_BLOCK, /**< a block was removed because it's dead */
- HOOK_OPT_STG, /**< straightening optimization */
- HOOK_OPT_IFSIM, /**< if simplification */
- HOOK_OPT_CONST_EVAL, /**< constant evaluation */
- HOOK_OPT_ALGSIM, /**< algebraic simplification */
- HOOK_OPT_PHI, /**< Phi optmization */
- HOOK_OPT_SYNC, /**< Sync optmization */
- HOOK_OPT_WAW, /**< Write-After-Write optimization */
- HOOK_OPT_WAR, /**< Write-After-Read optimization */
- HOOK_OPT_RAW, /**< Read-After-Write optimization */
- HOOK_OPT_RAR, /**< Read-After-Read optimization */
- HOOK_OPT_RC, /**< Read-a-Const optimization */
- HOOK_OPT_TUPLE, /**< Tuple optimization */
- HOOK_OPT_ID, /**< ID optimization */
- HOOK_OPT_CSE, /**< common subexpression elimination */
- HOOK_OPT_STRENGTH_RED,/**< strength reduction */
- HOOK_OPT_ARCH_DEP, /**< architecture dependent optimization */
- HOOK_OPT_REASSOC, /**< reassociation */
- HOOK_OPT_POLY_CALL, /**< polymorphic call optimization */
- HOOK_OPT_IF_CONV, /**< an if conversion was tried */
- HOOK_OPT_FUNC_CALL, /**< a real function call was removed */
- HOOK_OPT_CONFIRM, /**< a value was substituted by another due to a Confirm */
- HOOK_OPT_CONFIRM_C, /**< a value was substituted by a const due to a Confirm */
- HOOK_OPT_CONFIRM_E, /**< a value was evaluated due to a Confirm */
- HOOK_OPT_EXC_REM, /**< a exception edge was removed due to a Confirmation prove */
- HOOK_LOWERED, /**< lowered */
- HOOK_BACKEND, /**< a backend transformation */
- HOOK_OPT_LAST
+ HOOK_OPT_DEAD_BLOCK, /**< a block was removed because it's dead */
+ HOOK_OPT_STG, /**< straightening optimization */
+ HOOK_OPT_IFSIM, /**< if simplification */
+ HOOK_OPT_CONST_EVAL, /**< constant evaluation */
+ HOOK_OPT_ALGSIM, /**< algebraic simplification */
+ HOOK_OPT_PHI, /**< Phi optmization */
+ HOOK_OPT_SYNC, /**< Sync optmization */
+ HOOK_OPT_WAW, /**< Write-After-Write optimization */
+ HOOK_OPT_WAR, /**< Write-After-Read optimization */
+ HOOK_OPT_RAW, /**< Read-After-Write optimization */
+ HOOK_OPT_RAR, /**< Read-After-Read optimization */
+ HOOK_OPT_RC, /**< Read-a-Const optimization */
+ HOOK_OPT_TUPLE, /**< Tuple optimization */
+ HOOK_OPT_ID, /**< ID optimization */
+ HOOK_OPT_CSE, /**< common subexpression elimination */
+ HOOK_OPT_STRENGTH_RED,/**< strength reduction */
+ HOOK_OPT_ARCH_DEP, /**< architecture dependent optimization */
+ HOOK_OPT_REASSOC, /**< reassociation */
+ HOOK_OPT_POLY_CALL, /**< polymorphic call optimization */
+ HOOK_OPT_IF_CONV, /**< an if conversion was tried */
+ HOOK_OPT_FUNC_CALL, /**< a real function call was removed */
+ HOOK_OPT_CONFIRM, /**< a value was substituted by another due to a Confirm */
+ HOOK_OPT_CONFIRM_C, /**< a value was substituted by a const due to a Confirm */
+ HOOK_OPT_CONFIRM_E, /**< a value was evaluated due to a Confirm */
+ HOOK_OPT_EXC_REM, /**< a exception edge was removed due to a Confirmation prove */
+ HOOK_LOWERED, /**< lowered */
+ HOOK_BACKEND, /**< a backend transformation */
+ HOOK_OPT_LAST
} hook_opt_kind;
typedef enum _if_result_t {
- IF_RESULT_SUCCESS = 0, /**< if conversion could be done */
- IF_RESULT_SIDE_EFFECT = 1, /**< if conversion failed because of side effect */
- IF_RESULT_SIDE_EFFECT_PHI = 2, /**< if conversion failed because of Phi node found */
- IF_RESULT_TOO_DEEP = 3, /**< if conversion failed because of to deep DAG's */
- IF_RESULT_BAD_CF = 4, /**< if conversion failed because of bad control flow */
- IF_RESULT_DENIED = 5, /**< if conversion failed because of architecture deny */
- IF_RESULT_LAST
+ IF_RESULT_SUCCESS = 0, /**< if conversion could be done */
+ IF_RESULT_SIDE_EFFECT = 1, /**< if conversion failed because of side effect */
+ IF_RESULT_SIDE_EFFECT_PHI = 2, /**< if conversion failed because of Phi node found */
+ IF_RESULT_TOO_DEEP = 3, /**< if conversion failed because of to deep DAG's */
+ IF_RESULT_BAD_CF = 4, /**< if conversion failed because of bad control flow */
+ IF_RESULT_DENIED = 5, /**< if conversion failed because of architecture deny */
+ IF_RESULT_LAST
} if_result_t;
/**
* a hook entry
*/
typedef struct hook_entry {
- /** A union of all possible hook types. */
- union {
- /** This hook is called, after a new ir_op was created. */
- void (*_hook_new_ir_op)(void *context, ir_op *op);
+ /** A union of all possible hook types. */
+ union {
+ /** This hook is called, after a new ir_op was created. */
+ void (*_hook_new_ir_op)(void *context, ir_op *op);
- /** This hook is called, before am ir_op is destroyed. */
- void (*_hook_free_ir_op)(void *context, ir_op *op);
+ /** This hook is called, before am ir_op is destroyed. */
+ void (*_hook_free_ir_op)(void *context, ir_op *op);
- /** This hook is called, after a new IR-node was created and before it is optimized. */
- void (*_hook_new_node)(void *context, ir_graph *graph, ir_node *node);
+ /** This hook is called, after a new IR-node was created and before it is optimized. */
+ void (*_hook_new_node)(void *context, ir_graph *graph, ir_node *node);
- /** This hook is called, before a node input was changed. */
- void (*_hook_set_irn_n)(void *context, ir_node *src,
- int pos, ir_node *tgt, ir_node *old_tgt);
+ /** This hook is called, before a node input was changed. */
+ void (*_hook_set_irn_n)(void *context, ir_node *src,
+ int pos, ir_node *tgt, ir_node *old_tgt);
- /** This hook is called, before a node is replaced (exchange()) by another. */
- void (*_hook_replace)(void *context, ir_node *old_node, ir_node *new_node);
+ /** This hook is called, before a node is replaced (exchange()) by another. */
+ void (*_hook_replace)(void *context, ir_node *old_node, ir_node *new_node);
- /** This hook is called, before a node is changed into an Id node. */
- void (*_hook_turn_into_id)(void *context, ir_node *node);
+ /** This hook is called, before a node is changed into an Id node. */
+ void (*_hook_turn_into_id)(void *context, ir_node *node);
- /** This hook is called, after a new graph was created and before the first block
- * on this graph is build. */
- void (*_hook_new_graph)(void *context, ir_graph *irg, ir_entity *ent);
+ /** This hook is called, after a new graph was created and before the first block
+ * on this graph is build. */
+ void (*_hook_new_graph)(void *context, ir_graph *irg, ir_entity *ent);
- /** This hook is called before a graph is freed. */
- void (*_hook_free_graph)(void *context, ir_graph *irg);
+ /** This hook is called before a graph is freed. */
+ void (*_hook_free_graph)(void *context, ir_graph *irg);
- /** This hook is called before an irg walk is started. */
- void (*_hook_irg_walk)(void *context, ir_graph *irg, generic_func *pre, generic_func *post);
+ /** This hook is called before an irg walk is started. */
+ void (*_hook_irg_walk)(void *context, ir_graph *irg, generic_func *pre, generic_func *post);
- /** This hook is called before an block wise irg walk is started. */
- void (*_hook_irg_walk_blkwise)(void *context, ir_graph *irg, generic_func *pre, generic_func *post);
+ /** This hook is called before an block wise irg walk is started. */
+ void (*_hook_irg_walk_blkwise)(void *context, ir_graph *irg, generic_func *pre, generic_func *post);
- /** This hook is called before an block walk is started. */
- void (*_hook_irg_block_walk)(void *context, ir_graph *irg, ir_node *node, generic_func *pre, generic_func *post);
+ /** This hook is called before an block walk is started. */
+ void (*_hook_irg_block_walk)(void *context, ir_graph *irg, ir_node *node, generic_func *pre, generic_func *post);
- /** This hook is called, when debug info must be merged. */
- void (*_hook_merge_nodes)(void *context, ir_node **new_node_array, int new_num_entries,
- ir_node **old_node_array, int old_num_entries, hook_opt_kind opt);
+ /** This hook is called, when debug info must be merged. */
+ void (*_hook_merge_nodes)(void *context, ir_node **new_node_array, int new_num_entries,
+ ir_node **old_node_array, int old_num_entries, hook_opt_kind opt);
- /** This hook is called, when reassociation is started/stopped. */
- void (*_hook_reassociate)(void *context, int start);
+ /** This hook is called, when reassociation is started/stopped. */
+ void (*_hook_reassociate)(void *context, int start);
- /** This hook is called, before a node is lowered. */
- void (*_hook_lower)(void *context, ir_node *node);
+ /** This hook is called, before a node is lowered. */
+ void (*_hook_lower)(void *context, ir_node *node);
- /** This hook is called, before a graph is inlined. */
- void (*_hook_inline)(void *context, ir_node *call, ir_graph *irg);
+ /** This hook is called, before a graph is inlined. */
+ void (*_hook_inline)(void *context, ir_node *call, ir_graph *irg);
- /** This hook is called, before tail recursion is applied to a graph. */
- void (*_hook_tail_rec)(void *context, ir_graph *irg, int n_calls);
+ /** This hook is called, before tail recursion is applied to a graph. */
+ void (*_hook_tail_rec)(void *context, ir_graph *irg, int n_calls);
- /** This hook is called, before a node is replaced due to strength reduction */
- void (*_hook_strength_red)(void *context, ir_graph *irg, ir_node *node);
+ /** This hook is called, before a node is replaced due to strength reduction */
+ void (*_hook_strength_red)(void *context, ir_graph *irg, ir_node *node);
- /** This hook is called, when dead node elimination is started/stopped. */
- void (*_hook_dead_node_elim)(void *context, ir_graph *irg, int start);
+ /** This hook is called, when dead node elimination is started/stopped. */
+ void (*_hook_dead_node_elim)(void *context, ir_graph *irg, int start);
- /** This hook is called, when a node is substituted during dead node elimination. */
- void (*_hook_dead_node_elim_subst)(void *context, ir_graph *irg, ir_node *old, ir_node *nw);
+ /** This hook is called, when a node is substituted during dead node elimination. */
+ void (*_hook_dead_node_elim_subst)(void *context, ir_graph *irg, ir_node *old, ir_node *nw);
- /** This hook is called after if conversion has run. */
- void (*_hook_if_conversion)(void *context, ir_graph *irg, ir_node *phi, int pos, ir_node *mux, if_result_t reason);
+ /** This hook is called after if conversion has run. */
+ void (*_hook_if_conversion)(void *context, ir_graph *irg, ir_node *phi, int pos, ir_node *mux, if_result_t reason);
- /** This hook is called after a call was detected as const call */
- void (*_hook_func_call)(void *context, ir_graph *irg, ir_node *call);
+ /** This hook is called after a call was detected as const call */
+ void (*_hook_func_call)(void *context, ir_graph *irg, ir_node *call);
- /** This hook is called after a Mul was replaced by a series of Shift and Add/Sub operations. */
- void (*_hook_arch_dep_replace_mul_with_shifts)(void *context, ir_node *irn);
+ /** This hook is called after a Mul was replaced by a series of Shift and Add/Sub operations. */
+ void (*_hook_arch_dep_replace_mul_with_shifts)(void *context, ir_node *irn);
- /** This hook is called after a Div/Mod/DivMod by a constant value was replaced. */
- void (*_hook_arch_dep_replace_division_by_const)(void *context, ir_node *irn);
+ /** This hook is called after a Div/Mod/DivMod by a constant value was replaced. */
+ void (*_hook_arch_dep_replace_division_by_const)(void *context, ir_node *irn);
- /** This hook is called after a new mode was registered. */
- void (*_hook_new_mode)(void *context, const ir_mode *tmpl, ir_mode *mode);
+ /** This hook is called after a new mode was registered. */
+ void (*_hook_new_mode)(void *context, const ir_mode *tmpl, ir_mode *mode);
- /** This hook is called after a new entity was created. */
- void (*_hook_new_entity)(void *context, ir_entity *ent);
+ /** This hook is called after a new entity was created. */
+ void (*_hook_new_entity)(void *context, ir_entity *ent);
- /** This hook is called after a new type was created. */
- void (*_hook_new_type)(void *context, ir_type *tp);
+ /** This hook is called after a new type was created. */
+ void (*_hook_new_type)(void *context, ir_type *tp);
- /** This hook is called at the end of the node info dumper to dump additional node info. */
- void (*_hook_node_info)(void *context, FILE *f, const ir_node *n);
- } hook;
+ /** This hook is called at the end of the node info dumper to dump additional node info. */
+ void (*_hook_node_info)(void *context, FILE *f, const ir_node *n);
+ } hook;
- /** the context for every hook */
- void *context;
+ /** the context for every hook */
+ void *context;
- /** needed for chaining */
- struct hook_entry *next;
+ /** needed for chaining */
+ struct hook_entry *next;
} hook_entry_t;
/**
* possible hooks
*/
typedef enum {
- hook_new_ir_op,
- hook_free_ir_op,
- hook_new_node,
- hook_set_irn_n,
- hook_replace,
- hook_turn_into_id,
- hook_new_graph,
- hook_free_graph,
- hook_irg_walk,
- hook_irg_walk_blkwise,
- hook_irg_block_walk,
- hook_merge_nodes,
- hook_reassociate,
- hook_lower,
- hook_inline,
- hook_tail_rec,
- hook_strength_red,
- hook_dead_node_elim,
- hook_dead_node_elim_subst,
- hook_if_conversion,
- hook_func_call,
- hook_arch_dep_replace_mul_with_shifts,
- hook_arch_dep_replace_division_by_const,
- hook_new_mode,
- hook_new_entity,
- hook_new_type,
- hook_node_info,
- hook_last
+ hook_new_ir_op,
+ hook_free_ir_op,
+ hook_new_node,
+ hook_set_irn_n,
+ hook_replace,
+ hook_turn_into_id,
+ hook_new_graph,
+ hook_free_graph,
+ hook_irg_walk,
+ hook_irg_walk_blkwise,
+ hook_irg_block_walk,
+ hook_merge_nodes,
+ hook_reassociate,
+ hook_lower,
+ hook_inline,
+ hook_tail_rec,
+ hook_strength_red,
+ hook_dead_node_elim,
+ hook_dead_node_elim_subst,
+ hook_if_conversion,
+ hook_func_call,
+ hook_arch_dep_replace_mul_with_shifts,
+ hook_arch_dep_replace_division_by_const,
+ hook_new_mode,
+ hook_new_entity,
+ hook_new_type,
+ hook_node_info,
+ hook_last
} hook_type_t;
/**
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