X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbespill.h;h=563a9aa5ca5c865c581fe02574d872ff3ce09d9c;hb=248729a36ccf67f00f7b29a02562b0e72df8923a;hp=0273f315d7595e1afae128cee5215639914bdf21;hpb=d016265fdff42dfaf0c2e3875203a9a94177a254;p=libfirm diff --git a/ir/be/bespill.h b/ir/be/bespill.h index 0273f315d..563a9aa5c 100644 --- a/ir/be/bespill.h +++ b/ir/be/bespill.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * * This file is part of libFirm. * @@ -48,6 +48,11 @@ void be_delete_spill_env(spill_env_t *senv); ir_node *be_get_end_of_block_insertion_point(const ir_node *block); +/** + * marks a point until which a node must be spilled + */ +void be_add_spill(spill_env_t *senv, ir_node *to_spill, ir_node *before); + /** * Inserts a new entry into the list of reloads to place (the real nodes will * be created when be_insert_spills_reloads is run). You don't have to @@ -65,6 +70,9 @@ ir_node *be_get_end_of_block_insertion_point(const ir_node *block); void be_add_reload(spill_env_t *senv, ir_node *to_spill, ir_node *before, const arch_register_class_t *reload_cls, int allow_remat); +void be_add_reload2(spill_env_t *senv, ir_node *to_spill, ir_node *before, ir_node *can_spill_after, + const arch_register_class_t *reload_cls, int allow_remat); + /** * Add a reload at the end of a block. * Similar to be_add_reload_on_edge(). @@ -109,7 +117,7 @@ void be_spill_phi(spill_env_t *env, ir_node *node); * instructions. The value is weighted by the estimated execution frequency of * the spill. */ -double be_get_spill_costs(spill_env_t *env, ir_node *to_spill, ir_node *after); +double be_get_spill_costs(spill_env_t *env, ir_node *to_spill, ir_node *before); /** * Returns the estimated costs if a node would get reloaded at a specific place @@ -120,6 +128,10 @@ double be_get_spill_costs(spill_env_t *env, ir_node *to_spill, ir_node *after); double be_get_reload_costs(spill_env_t *env, ir_node *to_spill, ir_node *before); +unsigned be_get_reload_costs_no_weight(spill_env_t *env, const ir_node *to_spill, + const ir_node *before); + + /** * Analog to be_get_reload_costs but returns the cost if the reload would be * placed "on an edge" between 2 blocks