X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbespill.h;h=dac022634eba67d6efb892b90b473b216134c6fd;hb=b9d45e08e23bcf058fa8f2d9e18dd78e8cccd044;hp=7a7702620d01e5cb089b65b6e3a6d521452905fa;hpb=6165d2a9406fcc89959cc52a312eaff7bfd99c1b;p=libfirm diff --git a/ir/be/bespill.h b/ir/be/bespill.h index 7a7702620..dac022634 100644 --- a/ir/be/bespill.h +++ b/ir/be/bespill.h @@ -1,30 +1,52 @@ -/** - * Author: Daniel Grund +/* + * Author: Daniel Grund, Sebastian Hack * Date: 29.09.2005 * Copyright: (c) Universitaet Karlsruhe * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. */ - #ifndef BESPILL_H_ #define BESPILL_H_ +#include "firm_types.h" #include "set.h" #include "pset.h" +#include "debug.h" +#include "bechordal.h" #include "be_t.h" -#include "irnode.h" -typedef struct _spill_env_t { - const be_main_session_env_t *session; - set *spill_ctxs; - pset *mem_phis; /**< all phis which must be converted to memory phis */ -} spill_env_t; +#include "bearch.h" + +typedef struct _spill_env_t spill_env_t; + +/** + * Creates a new spill environment. + * + * @param chordal + */ +spill_env_t *be_new_spill_env(const be_chordal_env_t *chordal); + +/** + * Deletes a spill environment. + */ +void be_delete_spill_env(spill_env_t *senv); -int be_set_cmp_spillctx(const void *a, const void *b, size_t n); +void be_add_reload(spill_env_t *senv, ir_node *to_spill, ir_node *before); -ir_node *be_spill_node(spill_env_t *senv, ir_node *to_spill); +void be_add_reload_on_edge(spill_env_t *senv, ir_node *to_spill, ir_node *bl, int pos); -void be_remove_spilled_phis(spill_env_t *senv); +void be_insert_spills_reloads(spill_env_t *senv); +/** + * Marks a phi-node for spilling. So when reloading from this phi-node, not + * only its value but the whole phi will be spilled. + * This might place be_Copy nodes in predecessor blocks. + */ +void be_spill_phi(spill_env_t *env, ir_node *node); + +/** + * Sets the debug module of a spill environment. + */ +DEBUG_ONLY(void be_set_spill_env_dbg_module(spill_env_t *env, firm_dbg_module_t *dbg)); -#endif /*BESPILL_H_*/ +#endif /* BESPILL_H_ */