X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=include%2Flibfirm%2Firlivechk.h;h=53988e7aefb33d9aecffc3ac02a8e0b8b16369b4;hb=7167b92e568990ab347dc0b0a560c3bfd3040585;hp=3831fd70b3927530290720522dc42459a5c5757f;hpb=1270f179b17caf2cdf98d4ac95192650b3258090;p=libfirm diff --git a/include/libfirm/irlivechk.h b/include/libfirm/irlivechk.h index 3831fd70b..53988e7ae 100644 --- a/include/libfirm/irlivechk.h +++ b/include/libfirm/irlivechk.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2007 Inria Rhone-Alpes. All right reserved. * * This file is part of libFirm. * @@ -28,11 +28,13 @@ * Hence, nothing has to be updated if the program is modified unless the CFG is touched. * See .c file for more comments. */ + #ifndef FIRM_ANA_IRLIVECHK_H #define FIRM_ANA_IRLIVECHK_H #include "irgraph.h" #include "irnode.h" +#include "dfs.h" typedef enum { lv_chk_state_in = 1, @@ -46,9 +48,10 @@ typedef struct _lv_chk_t lv_chk_t; /** * Make a new liveness check environment. * @param irg The graph. + * @param dfs A forward DFS on CFG of the given irg. * @return The environment. */ -extern lv_chk_t *lv_chk_new(ir_graph *irg); +extern lv_chk_t *lv_chk_new(ir_graph *irg, const dfs_t *dfs); /** * Free liveness check information. @@ -56,9 +59,6 @@ extern lv_chk_t *lv_chk_new(ir_graph *irg); */ extern void lv_chk_free(lv_chk_t *lv); -#define lv_chk_bl_end(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_end) != 0) -#define lv_chk_bl_out(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_out) != 0) -#define lv_chk_bl_in(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_in) != 0) /** * Return liveness information for a node concerning a block. @@ -69,4 +69,8 @@ extern void lv_chk_free(lv_chk_t *lv); */ extern unsigned lv_chk_bl_xxx(const lv_chk_t *lv, const ir_node *bl, const ir_node *irn); +#define lv_chk_bl_in(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_in) != 0) +#define lv_chk_bl_end(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_end) != 0) +#define lv_chk_bl_out(lv, bl, irn) ((lv_chk_bl_xxx((lv), (bl), (irn)) & lv_chk_state_out) != 0) + #endif /* FIRM_ANA_IRLIVECHK_H */