X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firprog.c;h=321e7529569353fed1790cc4cc3ba476203136e0;hb=4ef694e7427191d868477ccb429899fe1ae9b2fc;hp=f4ce08b868f73db7b2d2e587d7ad5a085c08db6f;hpb=eb7ac83b870791219e7a50cc262f2f1ee9c01b39;p=libfirm diff --git a/ir/ir/irprog.c b/ir/ir/irprog.c index f4ce08b86..321e75295 100644 --- a/ir/ir/irprog.c +++ b/ir/ir/irprog.c @@ -22,7 +22,6 @@ * @brief Entry point to the representation of a whole program. * @author Goetz Lindenmaier, Michael Beck * @date 2000 - * @version $Id$ */ #include "config.h" @@ -36,11 +35,11 @@ #include "obst.h" #include "irop_t.h" #include "irmemory.h" +#include "ircons.h" /** The initial name of the irp program. */ #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(void) { return irp; } void set_irp(ir_prog *new_irp) @@ -58,15 +57,12 @@ static ir_prog *new_incomplete_ir_prog(void) res->kind = k_ir_prog; res->graphs = NEW_ARR_F(ir_graph *, 0); res->types = NEW_ARR_F(ir_type *, 0); - res->modes = NEW_ARR_F(ir_mode *, 0); - res->opcodes = NEW_ARR_F(ir_op *, 0); res->global_asms = NEW_ARR_F(ident *, 0); - res->last_region_nr = 0; res->last_label_nr = 1; /* 0 is reserved as non-label */ res->max_irg_idx = 0; res->max_node_nr = 0; #ifndef NDEBUG - res->reserved_resources = IR_RESOURCE_NONE; + res->reserved_resources = IRP_RESOURCE_NONE; #endif return res; @@ -78,10 +74,8 @@ static ir_prog *new_incomplete_ir_prog(void) * @param irp the (yet incomplete) irp * @param module_name the (module) name for this irp */ -static ir_prog *complete_ir_prog(ir_prog *irp, const char *module_name) +static void complete_ir_prog(ir_prog *irp, const char *module_name) { - ir_segment_t s; - #define IDENT(x) new_id_from_chars(x, sizeof(x) - 1) irp->name = new_id_from_str(module_name); @@ -93,82 +87,77 @@ static ir_prog *complete_ir_prog(ir_prog *irp, const char *module_name) = new_type_class(IDENT("Constructors")); irp->segment_types[IR_SEGMENT_DESTRUCTORS] = new_type_class(IDENT("Destructors")); - /* Remove these types from type list. Must be treated differently than - other types. */ - for (s = IR_SEGMENT_FIRST; s <= IR_SEGMENT_LAST; ++s) { - remove_irp_type(irp->segment_types[s]); - } /* Set these flags for debugging. */ - irp->segment_types[IR_SEGMENT_GLOBAL]->flags |= tf_global_type; - irp->segment_types[IR_SEGMENT_THREAD_LOCAL]->flags |= tf_tls_type; - irp->segment_types[IR_SEGMENT_CONSTRUCTORS]->flags |= tf_constructors; - irp->segment_types[IR_SEGMENT_DESTRUCTORS]->flags |= tf_destructors; + irp->segment_types[IR_SEGMENT_GLOBAL]->flags |= tf_segment|tf_global_type; + irp->segment_types[IR_SEGMENT_THREAD_LOCAL]->flags |= tf_segment|tf_tls_type; + irp->segment_types[IR_SEGMENT_CONSTRUCTORS]->flags |= tf_segment|tf_constructors; + irp->segment_types[IR_SEGMENT_DESTRUCTORS]->flags |= tf_segment|tf_destructors; /* The global type is a class, but we cannot derive from it, so set the final property to assist optimizations that checks for it. */ set_class_final(irp->segment_types[IR_SEGMENT_GLOBAL], 1); irp->const_code_irg = new_const_code_irg(); - irp->phase_state = phase_building; - irp->outs_state = outs_none; - irp->ip_outedges = NULL; - irp->trouts_state = outs_none; - irp->class_cast_state = ir_class_casts_transitive; irp->globals_entity_usage_state = ir_entity_usage_not_computed; - - current_ir_graph = irp->const_code_irg; - - return irp; #undef IDENT } -/* initializes ir_prog. Constructs only the basic lists. */ void init_irprog_1(void) { irp = new_incomplete_ir_prog(); } -/* Completes ir_prog. */ void init_irprog_2(void) { - (void)complete_ir_prog(irp, INITAL_PROG_NAME); + complete_ir_prog(irp, INITAL_PROG_NAME); + ir_init_type(irp); + ir_init_entity(irp); } -/* Create a new ir prog. Automatically called by init_firm through - init_irprog. */ ir_prog *new_ir_prog(const char *name) { - return complete_ir_prog(new_incomplete_ir_prog(), name); + ir_prog *irp = new_incomplete_ir_prog(); + complete_ir_prog(irp, name); + return irp; } -/* 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(void) { - ir_segment_t s; - for (s = IR_SEGMENT_FIRST; s <= IR_SEGMENT_LAST; ++s) { - free_type(irp->segment_types[s]); - } + if (irp == NULL) + return; + + size_t i; + /* must iterate backwards here */ + for (i = get_irp_n_irgs(); i > 0;) + free_ir_graph(get_irp_irg(--i)); + + /* free entities first to avoid entity types being destroyed before + * the entities using them */ + for (i = get_irp_n_types(); i > 0;) + free_type_entities(get_irp_type(--i)); + + ir_finish_entity(irp); + + for (i = get_irp_n_types(); i > 0;) + free_type(get_irp_type(--i)); free_ir_graph(irp->const_code_irg); + + ir_finish_type(irp); + DEL_ARR_F(irp->graphs); DEL_ARR_F(irp->types); - DEL_ARR_F(irp->modes); - finish_op(); - DEL_ARR_F(irp->opcodes); DEL_ARR_F(irp->global_asms); irp->name = NULL; irp->const_code_irg = NULL; irp->kind = k_BAD; + free(irp); + irp = NULL; } -/*- Functions to access the fields of ir_prog -*/ - - -/* Access the main routine of the compiled program. */ ir_graph *get_irp_main_irg(void) { assert(irp); @@ -183,28 +172,25 @@ void set_irp_main_irg(ir_graph *main_irg) ir_type *(get_segment_type)(ir_segment_t segment) { - return _get_segment_type(segment); + return get_segment_type_(segment); } void set_segment_type(ir_segment_t segment, ir_type *new_type) { assert(segment <= IR_SEGMENT_LAST); irp->segment_types[segment] = new_type; - /* segment types are not in the type list... */ - remove_irp_type(new_type); } ir_type *(get_glob_type)(void) { - return _get_glob_type(); + return get_glob_type_(); } ir_type *(get_tls_type)(void) { - return _get_tls_type(); + return get_tls_type_(); } -/* Adds irg to the list of ir graphs in irp. */ void add_irp_irg(ir_graph *irg) { assert(irg != NULL); @@ -212,8 +198,7 @@ void add_irp_irg(ir_graph *irg) ARR_APP1(ir_graph *, irp->graphs, irg); } -/* Removes irg from the list or irgs, shrinks the list by one. */ -void remove_irp_irg_from_list(ir_graph *irg) +void remove_irp_irg(ir_graph *irg) { size_t i, l; @@ -230,21 +215,14 @@ void remove_irp_irg_from_list(ir_graph *irg) } } -/* Removes irg from the list or irgs, shrinks the list by one. */ -void remove_irp_irg(ir_graph *irg) -{ - free_ir_graph(irg); - remove_irp_irg_from_list(irg); -} - size_t (get_irp_n_irgs)(void) { - return _get_irp_n_irgs(); + return get_irp_n_irgs_(); } ir_graph *(get_irp_irg)(size_t pos) { - return _get_irp_irg(pos); + return get_irp_irg_(pos); } size_t get_irp_last_idx(void) @@ -259,7 +237,6 @@ void set_irp_irg(size_t pos, ir_graph *irg) irp->graphs[pos] = irg; } -/* Adds type to the list of types in irp. */ void add_irp_type(ir_type *typ) { assert(typ != NULL); @@ -267,7 +244,6 @@ void add_irp_type(ir_type *typ) ARR_APP1(ir_type *, irp->types, typ); } -/* Remove type from the list of types in irp. */ void remove_irp_type(ir_type *typ) { size_t i, l; @@ -287,12 +263,12 @@ void remove_irp_type(ir_type *typ) size_t (get_irp_n_types) (void) { - return _get_irp_n_types(); + return get_irp_n_types_(); } ir_type *(get_irp_type) (size_t pos) { - return _get_irp_type(pos); + return get_irp_type_(pos); } void set_irp_type(size_t pos, ir_type *typ) @@ -302,75 +278,6 @@ void set_irp_type(size_t pos, ir_type *typ) irp->types[pos] = typ; } -/* Returns the number of all modes in the irp. */ -size_t (get_irp_n_modes)(void) -{ - return _get_irp_n_modes(); -} - -/* Returns the mode at position pos in the irp. */ -ir_mode *(get_irp_mode)(size_t pos) -{ - return _get_irp_mode(pos); -} - -/* Adds mode to the list of modes in irp. */ -void add_irp_mode(ir_mode *mode) -{ - assert(mode != NULL); - assert(irp); - ARR_APP1(ir_mode *, irp->modes, mode); -} - -/* Adds opcode to the list of opcodes in irp. */ -void add_irp_opcode(ir_op *opcode) -{ - size_t len; - size_t code; - assert(opcode != NULL); - assert(irp); - len = ARR_LEN(irp->opcodes); - code = opcode->code; - if (code >= len) { - ARR_RESIZE(ir_op*, irp->opcodes, code+1); - memset(&irp->opcodes[len], 0, (code-len+1) * sizeof(irp->opcodes[0])); - } - - assert(irp->opcodes[code] == NULL && "opcode registered twice"); - irp->opcodes[code] = opcode; -} - -/* Removes opcode from the list of opcodes and shrinks the list by one. */ -void remove_irp_opcode(ir_op *opcode) -{ - assert(opcode->code < ARR_LEN(irp->opcodes)); - irp->opcodes[opcode->code] = NULL; -} - -/* Returns the number of all opcodes in the irp. */ -size_t (get_irp_n_opcodes)(void) -{ - return _get_irp_n_opcodes(); -} - -/* Returns the opcode at position pos in the irp. */ -ir_op *(get_irp_opcode)(size_t pos) -{ - return _get_irp_opcode(pos); -} - -/* Sets the generic function pointer of all opcodes to NULL */ -void clear_irp_opcodes_generic_func(void) -{ - size_t i, n; - - for (i = 0, n = get_irp_n_opcodes(); i < n; ++i) { - ir_op *op = get_irp_opcode(i); - op->ops.generic = (op_func)NULL; - } -} - -/*- File name / executable name or the like -*/ void set_irp_prog_name(ident *name) { irp->name = name; @@ -391,68 +298,7 @@ const char *get_irp_name(void) ir_graph *(get_const_code_irg)(void) { - return _get_const_code_irg(); -} - -irg_phase_state get_irp_phase_state(void) -{ - return irp->phase_state; -} - -void set_irp_phase_state(irg_phase_state s) -{ - irp->phase_state = s; -} - -typedef struct pass_t { - ir_prog_pass_t pass; - irg_phase_state state; -} pass_t; - -/** - * Wrapper for setting the state of a whole ir_prog. - */ -static int set_irp_phase_state_wrapper(ir_prog *irp, void *context) -{ - pass_t *pass = (pass_t *)context; - irg_phase_state state = pass->state; - size_t i, n; - - (void)irp; - - /* set the phase of all graphs */ - for (i = 0, n = get_irp_n_irgs(); i < n; ++i) - set_irg_phase_state(get_irp_irg(i), state); - - /* set the irp phase */ - set_irp_phase_state(state); - - return 0; -} - -ir_prog_pass_t *set_irp_phase_state_pass(const char *name, irg_phase_state state) -{ - struct pass_t *pass = XMALLOCZ(struct pass_t); - - def_prog_pass_constructor( - &pass->pass, name ? name : "set_irp_phase", set_irp_phase_state_wrapper); - pass->state = state; - - /* no dump/verify */ - pass->pass.verify_irprog = ir_prog_no_verify; - pass->pass.dump_irprog = ir_prog_no_dump; - - return &pass->pass; -} - -irg_outs_state get_irp_ip_outs_state(void) -{ - return irp->outs_state; -} - -void set_irp_ip_outs_inconsistent(void) -{ - irp->outs_state = outs_inconsistent; + return get_const_code_irg_(); } void set_irp_ip_outedges(ir_node ** ip_outedges) @@ -475,31 +321,21 @@ void set_irp_callee_info_state(irg_callee_info_state s) irp->callee_info_state = s; } -/* Returns a new, unique exception region number. */ -ir_exc_region_t (get_irp_next_region_nr)(void) -{ - return _get_irp_next_region_nr(); -} - -/* Returns a new, unique label number. */ ir_label_t (get_irp_next_label_nr)(void) { - return _get_irp_next_label_nr(); + return get_irp_next_label_nr_(); } -/* Add a new global asm include */ void add_irp_asm(ident *asm_string) { ARR_APP1(ident *, irp->global_asms, asm_string); } -/* Return the number of global asm includes. */ size_t get_irp_n_asms(void) { return ARR_LEN(irp->global_asms); } -/* Return the global asm include at position pos. */ ident *get_irp_asm(size_t pos) { assert(pos < get_irp_n_asms());