X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flibfirm%2Firoptimize.h;h=27f885d7c7c039ac722bd9ce77bb7952d014f46b;hb=e2e929ea04eb563b5fffadfd84bd61eb1f85735f;hp=3a1cd6ae12dc9149d7d3f8a3b5dfa9992c1f688a;hpb=ddfcdcb1227bd6fb6720f8485dc62995f7bfd98f;p=libfirm diff --git a/include/libfirm/iroptimize.h b/include/libfirm/iroptimize.h index 3a1cd6ae1..27f885d7c 100644 --- a/include/libfirm/iroptimize.h +++ b/include/libfirm/iroptimize.h @@ -48,12 +48,10 @@ void optimize_cf(ir_graph *irg); * Creates an ir_graph pass for optimize_cf(). * * @param name the name of this pass or NULL - * @param verify should this pass be verified? - * @param dump should this pass result be dumped? * * @return the newly created ir_graph pass */ -ir_graph_pass_t *optimize_cf_pass(const char *name, int verify, int dump); +ir_graph_pass_t *optimize_cf_pass(const char *name); /** * Perform path-sensitive jump threading on the given graph. @@ -222,7 +220,7 @@ void do_gvn_pre(ir_graph *irg); /** * Creates an ir_graph pass for do_gvn_pre(). * - * @param dump should this pass result be dumped? + * @param name the name of this pass or NULL * * @return the newly created ir_graph pass */ @@ -273,7 +271,12 @@ void opt_if_conv(ir_graph *irg, const ir_settings_if_conv_t *params); ir_graph_pass_t *opt_if_conv_pass( const char *name, const ir_settings_if_conv_t *params); -void opt_sync(ir_graph *irg); +/** + * Tries to reduce dependencies for memory nodes where possible by parllelizing + * them and synchronising with Sync nodes + * @param irg the graph where memory operations should be parallelised + */ +void opt_parallelize_mem(ir_graph *irg); /** * Creates an ir_graph pass for opt_sync(). @@ -282,7 +285,7 @@ void opt_sync(ir_graph *irg); * * @return the newly created ir_graph pass */ -ir_graph_pass_t *opt_sync_pass(const char *name); +ir_graph_pass_t *opt_parallelize_mem_pass(const char *name); /* * Check if we can replace the load by a given const from @@ -509,6 +512,16 @@ ir_graph_pass_t *remove_phi_cycles_pass(const char *name); */ void proc_cloning(float threshold); +/** + * Creates an ir_prog pass for proc_cloning(). + * + * @param name the name of this pass or NULL + * @param threshold the threshold for cloning + * + * @return the newly created ir_prog pass + */ +ir_prog_pass_t *proc_cloning_pass(const char *name, float threshold); + /** * Reassociation. * @@ -733,10 +746,11 @@ void normalize_irg_class_casts(ir_graph *irg, gen_pointer_type_to_func gppt_fct) void optimize_class_casts(void); /** - * CLiff Click's combo algorithm from "Combining Analyses, combining Optimizations". + * CLiff Click's combo algorithm from + * "Combining Analyses, combining Optimizations". * - * Does conditional constant propagation, unreachable code elimination and optimistic - * global value numbering at once. + * Does conditional constant propagation, unreachable code elimination and + * optimistic global value numbering at once. * * @param irg the graph to run on */ @@ -751,59 +765,112 @@ void combo(ir_graph *irg); */ ir_graph_pass_t *combo_pass(const char *name); -/** Inlines all small methods at call sites where the called address comes - * from a SymConst node that references the entity representing the called - * method. - * - * The size argument is a rough measure for the code size of the method: - * Methods where the obstack containing the firm graph is smaller than - * size are inlined. Further only a limited number of calls are inlined. - * If the method contains more than 1024 inlineable calls none will be - * inlined. - * Inlining is only performed if flags `optimize' and `inlineing' are set. - * The graph may not be in state phase_building. - * It is recommended to call local_optimize_graph() after inlining as this - * function leaves a set of obscure Tuple nodes, e.g. a Proj-Tuple-Jmp - * combination as control flow operation. +/** + * Inlines all small methods at call sites where the called address comes + * from a SymConst node that references the entity representing the called + * method. + * + * @param irg the graph + * @param size maximum function size + * + * The size argument is a rough measure for the code size of the method: + * Methods where the obstack containing the firm graph is smaller than + * size are inlined. Further only a limited number of calls are inlined. + * If the method contains more than 1024 inlineable calls none will be + * inlined. + * Inlining is only performed if flags `optimize' and `inlineing' are set. + * The graph may not be in state phase_building. + * It is recommended to call local_optimize_graph() after inlining as this + * function leaves a set of obscure Tuple nodes, e.g. a Proj-Tuple-Jmp + * combination as control flow operation. */ void inline_small_irgs(ir_graph *irg, int size); +/** + * Creates an ir_graph pass for inline_small_irgs(). + * + * @param name the name of this pass or NULL + * @param size maximum function size + * + * @return the newly created ir_graph pass + */ +ir_graph_pass_t *inline_small_irgs_pass(const char *name, int size); -/** Inlineing with a different heuristic than inline_small_irgs(). +/** + * Inlineing with a different heuristic than inline_small_irgs(). * - * Inlines leave functions. If inlinening creates new leave - * function inlines these, too. (If g calls f, and f calls leave h, - * h is first inlined in f and then f in g.) + * Inlines leave functions. If inlinening creates new leave + * function inlines these, too. (If g calls f, and f calls leave h, + * h is first inlined in f and then f in g.) * - * Then inlines all small functions (this is not recursive). + * Then inlines all small functions (this is not recursive). * - * For a heuristic this inlineing uses firm node counts. It does - * not count auxiliary nodes as Proj, Tuple, End, Start, Id, Sync. - * If the ignore_runtime flag is set, calls to functions marked with the - * mtp_property_runtime property are ignored. + * For a heuristic this inlineing uses firm node counts. It does + * not count auxiliary nodes as Proj, Tuple, End, Start, Id, Sync. + * If the ignore_runtime flag is set, calls to functions marked with the + * mtp_property_runtime property are ignored. * - * @param maxsize Do not inline any calls if a method has more than - * maxsize firm nodes. It may reach this limit by - * inlineing. - * @param leavesize Inline leave functions if they have less than leavesize - * nodes. - * @param size Inline all function smaller than size. - * @param ignore_runtime count a function only calling runtime functions as - * leave + * @param maxsize Do not inline any calls if a method has more than + * maxsize firm nodes. It may reach this limit by + * inlineing. + * @param leavesize Inline leave functions if they have less than leavesize + * nodes. + * @param size Inline all function smaller than size. + * @param ignore_runtime count a function only calling runtime functions as + * leave */ void inline_leave_functions(unsigned maxsize, unsigned leavesize, unsigned size, int ignore_runtime); +/** + * Creates an ir_prog pass for inline_leave_functions(). + * + * @param name the name of this pass or NULL + * @param maxsize Do not inline any calls if a method has more than + * maxsize firm nodes. It may reach this limit by + * inlineing. + * @param leavesize Inline leave functions if they have less than leavesize + * nodes. + * @param size Inline all function smaller than size. + * @param ignore_runtime count a function only calling runtime functions as + * leave + * + * @return the newly created ir_prog pass + */ +ir_prog_pass_t *inline_leave_functions_pass( + const char *name, unsigned maxsize, unsigned leavesize, + unsigned size, int ignore_runtime); + +typedef void (*opt_ptr)(ir_graph *irg); + /** * Heuristic inliner. Calculates a benefice value for every call and inlines * those calls with a value higher than the threshold. * - * @param maxsize Do not inline any calls if a method has more than - * maxsize firm nodes. It may reach this limit by - * inlineing. - * @param threshold inlining threshold + * @param maxsize Do not inline any calls if a method has more than + * maxsize firm nodes. It may reach this limit by + * inlining. + * @param inline_threshold inlining threshold + * @param after_inline_opt optimizations performed immediately after inlining + * some calls */ -void inline_functions(unsigned maxsize, int inline_threshold); +void inline_functions(unsigned maxsize, int inline_threshold, + opt_ptr after_inline_opt); + +/** + * Creates an ir_prog pass for inline_functions(). + * + * @param name the name of this pass or NULL + * @param maxsize Do not inline any calls if a method has more than + * maxsize firm nodes. It may reach this limit by + * inlineing. + * @param inline_threshold inlining threshold + * + * @return the newly created ir_prog pass + */ +ir_prog_pass_t *inline_functions_pass( + const char *name, unsigned maxsize, int inline_threshold, + opt_ptr after_inline_opt); /** * Combines congruent blocks into one. @@ -814,4 +881,29 @@ void inline_functions(unsigned maxsize, int inline_threshold); */ int shape_blocks(ir_graph *irg); +/** + * Creates an ir_graph pass for shape_blocks(). + * + * @param name the name of this pass or NULL + * + * @return the newly created ir_graph pass + */ +ir_graph_pass_t *shape_blocks_pass(const char *name); + +/** + * Perform loop inversion on a given graph. + * Loop inversion transform a head controlled loop (like while(...) {} and + * for(...) {}) into a foot controlled loop (do {} while(...)). + */ +void do_loop_inversion(ir_graph *irg); + +/** + * Perform loop peeling on a given graph. + */ +void do_loop_peeling(ir_graph *irg); + +typedef ir_type *(*get_Alloc_func)(ir_node *n); +/** Set a new get_Alloc_func and returns the old one. */ +get_Alloc_func firm_set_Alloc_func(get_Alloc_func newf); + #endif