X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=ir%2Fir%2Firprog.c;h=1e58c68c3c2252fe4c2d1fd0713b88f98fd2f3ad;hb=d90f94a19f2685a7582c249be5297838e9467098;hp=963ae93e0eaa904b8a5369b226ad6d38c566418a;hpb=2da89aec2e7d54d70940cccfa82f74c83e5221eb;p=libfirm diff --git a/ir/ir/irprog.c b/ir/ir/irprog.c index 963ae93e0..1e58c68c3 100644 --- a/ir/ir/irprog.c +++ b/ir/ir/irprog.c @@ -1,53 +1,102 @@ -/* Copyright (C) 2000 by Universitaet Karlsruhe -** All rights reserved. -** -** Authors: Goetz Lindenmaier -** -** irprog.c: ir representation of a program -*/ +/* + * Project: libFIRM + * File name: ir/ir/irprog.c + * Purpose: Entry point to the representation of a whole program. + * Author: Goetz Lindenmaier + * Modified by: + * Created: 2000 + * CVS-ID: $Id$ + * Copyright: (c) 2000-2003 Universität Karlsruhe + * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE. + */ #ifdef HAVE_CONFIG_H # include #endif +# include + # include "irprog_t.h" +# include "irgraph_t.h" +# include "pseudo_irg.h" # include "array.h" # include "obst.h" # include "typegmod.h" #define GLOBAL_TYPE_NAME "GlobalType" +#define INITAL_PROG_NAME "no_name_set" /* A variable from where everything in the ir can be accessed. */ ir_prog *irp; +ir_prog *get_irp() { return irp; } /* initializes ir_prog. Calles the constructor for an ir_prog. */ void init_irprog(void) { new_ir_prog (); } +INLINE void remove_irp_type_from_list (type *typ) { + int i; + assert(typ); +#if 0 + for (i = 0; i < (ARR_LEN (irp->types)); i++) { +#else + for (i = ARR_LEN (irp->types) -1; i >= 0; i--) { +#endif + if (irp->types[i] == typ) { + for(; i < (ARR_LEN (irp->types)) - 1; i++) { + irp->types[i] = irp->types[i+1]; + } + ARR_SETLEN(type*, irp->types, (ARR_LEN(irp->types)) - 1); + break; + } + } +} + /* Create a new ir prog. Automatically called by init_firm through init_irprog. */ ir_prog *new_ir_prog (void) { ir_prog *res; res = (ir_prog *) malloc (sizeof(ir_prog)); + memset(res, 0, sizeof(res)); irp = res; - /* res->obst = (struct obstack *) xmalloc (sizeof (struct obstack)); */ - res->graphs = NEW_ARR_F (ir_graph *, 1); - res->types = NEW_ARR_F (type *, 1); - res->glob_type = new_type_class(id_from_str (GLOBAL_TYPE_NAME, - strlen(GLOBAL_TYPE_NAME))); - add_irp_type((type *)res->glob_type); + res->graphs = NEW_ARR_F (ir_graph *, 0); + res->pseudo_graphs = NEW_ARR_F (ir_graph *, 0); + res->types = NEW_ARR_F (type *, 0); + res->name = new_id_from_str(INITAL_PROG_NAME); #ifdef DEBUG_libfirm - res->max_node_nr = 1; + res->max_node_nr = 0; #endif + res->glob_type = new_type_class(new_id_from_str (GLOBAL_TYPE_NAME)); + /* Remove type from type list. Must be treated differently than + other types. */ + remove_irp_type_from_list(res->glob_type); + + res->const_code_irg = new_const_code_irg(); + + res->outs_state = outs_none; + res->ip_outedges = NULL; + return res; } -/** Functions to access the fields of ir_prog **/ +/* frees all memory used by irp. Types in type list, irgs in irg + list and entities in global type must be freed by hand before. */ +void free_ir_prog() { + free_type(irp->glob_type); + /* @@@ * free_ir_graph(irp->const_code_irg); * ?? End has no in?? */ + DEL_ARR_F(irp->graphs); + DEL_ARR_F(irp->types); + + irp->kind = k_BAD; + irp->const_code_irg = NULL; +} + +/*- Functions to access the fields of ir_prog -*/ /* Access the main routine of the compiled program. */ @@ -61,37 +110,78 @@ void set_irp_main_irg(ir_graph *main_irg) { irp->main_irg = main_irg; } -type *get_glob_type(void) { - assert(irp); - return irp->glob_type = skip_tid(irp->glob_type); +type *(get_glob_type)(void) { + return __get_glob_type(); } /* Adds irg to the list of ir graphs in irp. */ -void add_irp_irg(ir_graph *irg) { +void add_irp_irg(ir_graph *irg) { assert (irg != NULL); assert(irp && irp->graphs); ARR_APP1 (ir_graph *, irp->graphs, irg); } -int get_irp_n_irgs() { - assert (irp && irp->graphs); - /* Strangely the first element of the array is NULL. Why?? */ - return (ARR_LEN((irp)->graphs) - 1); +/* Removes irg from the list or irgs, shrinks the list by one. */ +void remove_irp_irg(ir_graph *irg){ + int i, found = false; + assert(irg); + free_ir_graph(irg); + for (i = 0; i < (ARR_LEN (irp->graphs)); i++) { + if (irp->graphs[i] == irg) { + found = true; + for(; i < (ARR_LEN (irp->graphs)) - 1; i++) { + irp->graphs[i] = irp->graphs[i+1]; + } + ARR_SETLEN(ir_graph*, irp->graphs, (ARR_LEN(irp->graphs)) - 1); + break; + } + } + if (!found) { + for (i = 0; i < (ARR_LEN (irp->pseudo_graphs)); i++) { + if (irp->pseudo_graphs[i] == irg) { + for(; i < (ARR_LEN (irp->pseudo_graphs)) - 1; i++) { + irp->pseudo_graphs[i] = irp->pseudo_graphs[i+1]; + } + ARR_SETLEN(ir_graph*, irp->pseudo_graphs, (ARR_LEN(irp->pseudo_graphs)) - 1); + break; + } + } + } +} + +int (get_irp_n_irgs)(void) { + return __get_irp_n_irgs(); } -ir_graph *get_irp_irg(int pos){ - assert (irp && irp->graphs); - /* Strangely the first element of the array is NULL. Why?? */ - return irp->graphs[pos+1]; +ir_graph *(get_irp_irg)(int pos){ + return __get_irp_irg(pos); } void set_irp_irg(int pos, ir_graph *irg) { assert (irp && irg); - assert (pos < (ARR_LEN((irp)->graphs) - 1)); - /* Strangely the first element of the array is NULL. Why?? */ - irp->graphs[pos+1] = irg; + assert (pos < (ARR_LEN((irp)->graphs))); + irp->graphs[pos] = irg; +} + +/* Gets the number of graphs _and_ pseudo graphs. */ +int get_irp_n_allirgs(void) { + /* We can not call get_irp_n_irgs, as we end up in a recursion ... */ + return ARR_LEN((irp)->graphs) + get_irp_n_pseudo_irgs(); } +/* Returns the ir graph at position pos of all graphs (including + pseudo graphs). Visits first graphs, then pseudo graphs. */ +ir_graph *get_irp_allirg(int pos) { + int n_irgs = ARR_LEN((irp)->graphs); + assert(0 <= pos); + if (pos < n_irgs) { + return (irp)->graphs[pos]; + } else { + return get_irp_pseudo_irg(pos-n_irgs); + } +} + + /* Adds type to the list of types in irp. */ void add_irp_type(type *typ) { assert (typ != NULL); @@ -99,24 +189,22 @@ void add_irp_type(type *typ) { ARR_APP1 (type *, irp->types, typ); } -int get_irp_n_types (void) { - assert (irp && irp->types); - /* Strangely the first element of the array is NULL. Why?? */ - return (ARR_LEN((irp)->types) - 1); +void remove_irp_type(type *typ) { + remove_irp_type_from_list (typ); +} + +int (get_irp_n_types) (void) { + return __get_irp_n_types(); } -type *get_irp_type(int pos) { - assert (irp && irp->types); - /* Strangely the first element of the array is NULL. Why?? */ - /* Don't set the skip_tid result so that no double entries are generated. */ - return skip_tid(irp->types[pos+1]); +type *(get_irp_type) (int pos) { + return __get_irp_type(pos); } void set_irp_type(int pos, type *typ) { assert (irp && typ); - assert (pos < (ARR_LEN((irp)->types) - 1)); - /* Strangely the first element of the array is NULL. Why?? */ - irp->types[pos+1] = typ; + assert (pos < (ARR_LEN((irp)->types))); + irp->types[pos] = typ; } #ifdef DEBUG_libfirm @@ -126,3 +214,50 @@ int get_irp_new_node_nr() { return irp->max_node_nr - 1; } #endif + +/*- File name / executable name or the like -*/ +void set_irp_prog_name(ident *name) { + irp->name = name; +} +int irp_prog_name_is_set(void) { + return irp->name != new_id_from_str(INITAL_PROG_NAME); +} +ident *get_irp_prog_ident(void) { + return irp->name; +} +const char *get_irp_prog_name(void) { + return get_id_str(irp->name); +} + + +ir_graph *(get_const_code_irg)(void) +{ + return __get_const_code_irg(); +} + +irg_outs_state get_irp_ip_outs_state() { + return irp->outs_state; +} + +void set_irp_ip_outs_inconsistent() { + irp->outs_state = outs_inconsistent; +} + +void set_irp_ip_outedges(ir_node ** ip_outedges) +{ + irp -> ip_outedges = ip_outedges; +} + +ir_node** get_irp_ip_outedges(void) +{ + return(irp -> ip_outedges); +} + + +irg_callee_info_state get_irp_callee_info_state(void) { + return irp->callee_info_state; +} + +void set_irp_callee_info_state(irg_callee_info_state s) { + irp->callee_info_state = s; +}