X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firprog.c;h=5a1a10278c74d7c1d8fdbd17f9bac7cd7bd14440;hb=a8eca43d4d35aea313aa36271ed07db5ba0817bb;hp=f3aef2d6d63696f3752409153664035aa7a4a9e2;hpb=202b43933e0cc0b71cc7fbe2b092b94efb7fd30e;p=libfirm

diff --git a/ir/ir/irprog.c b/ir/ir/irprog.c
index f3aef2d6d..5a1a10278 100644
--- a/ir/ir/irprog.c
+++ b/ir/ir/irprog.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -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"
 
@@ -30,19 +29,23 @@
 
 #include "irprog_t.h"
 #include "irgraph_t.h"
-#include "pseudo_irg.h"
+#include "irpass_t.h"
 #include "array.h"
 #include "error.h"
 #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)
+{
+	irp = new_irp;
+}
 
 /**
  *  Create a new incomplete ir_prog.
@@ -53,17 +56,15 @@ static ir_prog *new_incomplete_ir_prog(void)
 
 	res->kind           = k_ir_prog;
 	res->graphs         = NEW_ARR_F(ir_graph *, 0);
-	res->pseudo_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 = 0;
+	res->reserved_resources = IR_RESOURCE_NONE;
 #endif
 
 	return res;
@@ -75,28 +76,25 @@ 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) {
-	int i;
+static ir_prog *complete_ir_prog(ir_prog *irp, const char *module_name)
+{
+#define IDENT(x)  new_id_from_chars(x, sizeof(x) - 1)
 
 	irp->name = new_id_from_str(module_name);
-	irp->segment_types[IR_SEGMENT_GLOBAL] = new_type_class(new_id_from_str("GlobalType"));
+	irp->segment_types[IR_SEGMENT_GLOBAL]
+		= new_type_class(IDENT("GlobalType"));
 	irp->segment_types[IR_SEGMENT_THREAD_LOCAL]
-		= new_type_struct(new_id_from_str("ThreadLocal"));
+		= new_type_struct(IDENT("ThreadLocal"));
 	irp->segment_types[IR_SEGMENT_CONSTRUCTORS]
-		= new_type_struct(new_id_from_str("Constructors"));
+		= new_type_class(IDENT("Constructors"));
 	irp->segment_types[IR_SEGMENT_DESTRUCTORS]
-		= new_type_struct(new_id_from_str("Destructors"));
-	/* Remove these types from type list.  Must be treated differently than
-	   other types. */
-	for (i = 0; i < IR_SEGMENT_COUNT; ++i) {
-		remove_irp_type(irp->segment_types[i]);
-	}
+		= new_type_class(IDENT("Destructors"));
 
 	/* 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. */
@@ -104,42 +102,47 @@ static ir_prog *complete_ir_prog(ir_prog *irp, const char *module_name) {
 
 	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) {
+void init_irprog_1(void)
+{
 	irp = new_incomplete_ir_prog();
 }
 
-/* Completes ir_prog. */
-void init_irprog_2(void) {
+void init_irprog_2(void)
+{
 	(void)complete_ir_prog(irp, INITAL_PROG_NAME);
 }
 
-/* Create a new ir prog. Automatically called by init_firm through
-   init_irprog. */
-ir_prog *new_ir_prog(void) {
-	return complete_ir_prog(new_incomplete_ir_prog(), INITAL_PROG_NAME);
+ir_prog *new_ir_prog(const char *name)
+{
+	return complete_ir_prog(new_incomplete_ir_prog(), name);
 }
 
-/* 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) {
-	int i;
-	for (i = 0; i < IR_SEGMENT_COUNT; ++i) {
-		free_type(irp->segment_types[i]);
-	}
+void free_ir_prog(void)
+{
+	size_t i;
+	/* must iterate backwards here */
+	for (i = get_irp_n_irgs(); i > 0;)
+		free_ir_graph(get_irp_irg(--i));
+
+	free_type_entities(get_glob_type());
+	/* must iterate backwards here */
+	for (i = get_irp_n_types(); i > 0;)
+		free_type_entities(get_irp_type(--i));
+
+	for (i = get_irp_n_types(); i > 0;)
+		free_type(get_irp_type(--i));
 
 	free_ir_graph(irp->const_code_irg);
 	DEL_ARR_F(irp->graphs);
-	DEL_ARR_F(irp->pseudo_graphs);
 	DEL_ARR_F(irp->types);
 	DEL_ARR_F(irp->modes);
 
@@ -152,168 +155,152 @@ void free_ir_prog(void) {
 	irp->kind           = k_BAD;
 }
 
-/*- Functions to access the fields of ir_prog -*/
-
-
-/* Access the main routine of the compiled program. */
-ir_graph *get_irp_main_irg(void) {
+ir_graph *get_irp_main_irg(void)
+{
 	assert(irp);
 	return irp->main_irg;
 }
 
-void set_irp_main_irg(ir_graph *main_irg) {
+void set_irp_main_irg(ir_graph *main_irg)
+{
 	assert(irp);
 	irp->main_irg = main_irg;
 }
 
-ir_type *(get_segment_type)(ir_segment_t segment) {
-	return _get_segment_type(segment);
+ir_type *(get_segment_type)(ir_segment_t segment)
+{
+	return get_segment_type_(segment);
 }
 
-ir_type *(get_glob_type)(void) {
-	return _get_glob_type();
+void set_segment_type(ir_segment_t segment, ir_type *new_type)
+{
+	assert(segment <= IR_SEGMENT_LAST);
+	irp->segment_types[segment] = new_type;
 }
 
-ir_type *(get_tls_type)(void) {
-	return _get_tls_type();
+ir_type *(get_glob_type)(void)
+{
+	return get_glob_type_();
+}
+
+ir_type *(get_tls_type)(void)
+{
+	return get_tls_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);
 }
 
-/* Removes irg from the list or irgs, shrinks the list by one. */
-void remove_irp_irg_from_list(ir_graph *irg){
-	int i, l, found = 0;
+void remove_irp_irg_from_list(ir_graph *irg)
+{
+	size_t i, l;
 
 	assert(irg);
 	l = ARR_LEN(irp->graphs);
-	for (i = 0; i < l; i++) {
+	for (i = 0; i < l; ++i) {
 		if (irp->graphs[i] == irg) {
-			found = 1;
-			for(; i < l - 1; i++) {
+			for (; i < l - 1; ++i) {
 				irp->graphs[i] = irp->graphs[i+1];
 			}
 			ARR_SETLEN(ir_graph*, irp->graphs, l - 1);
 			break;
 		}
 	}
-	if (!found) {
-		l = ARR_LEN(irp->pseudo_graphs);
-		for (i = 0; i < l; i++) {
-			if (irp->pseudo_graphs[i] == irg) {
-				for(; i < l - 1; i++) {
-					irp->pseudo_graphs[i] = irp->pseudo_graphs[i+1];
-				}
-				ARR_SETLEN(ir_graph*, irp->pseudo_graphs, l - 1);
-				break;
-			}
-		}
-	}
 }
 
-/* Removes irg from the list or irgs, shrinks the list by one. */
-void remove_irp_irg(ir_graph *irg){
+void remove_irp_irg(ir_graph *irg)
+{
 	free_ir_graph(irg);
 	remove_irp_irg_from_list(irg);
 }
 
-int (get_irp_n_irgs)(void) {
-	return _get_irp_n_irgs();
+size_t (get_irp_n_irgs)(void)
+{
+	return get_irp_n_irgs_();
 }
 
-ir_graph *(get_irp_irg)(int pos){
-	return _get_irp_irg(pos);
+ir_graph *(get_irp_irg)(size_t pos)
+{
+	return get_irp_irg_(pos);
 }
 
-int get_irp_last_idx(void) {
+size_t get_irp_last_idx(void)
+{
 	return irp->max_irg_idx;
 }
 
-void set_irp_irg(int pos, ir_graph *irg) {
+void set_irp_irg(size_t pos, ir_graph *irg)
+{
 	assert(irp && irg);
-	assert(pos < (ARR_LEN(irp->graphs)));
+	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(ir_type *typ) {
+void add_irp_type(ir_type *typ)
+{
 	assert(typ != NULL);
 	assert(irp);
 	ARR_APP1(ir_type *, irp->types, typ);
 }
 
-/* Remove type from the list of types in irp. */
-void remove_irp_type(ir_type *typ) {
-	int i;
+void remove_irp_type(ir_type *typ)
+{
+	size_t i, l;
 	assert(typ);
 
-	for (i = ARR_LEN(irp->types) - 1; i >= 0; i--) {
+	l = ARR_LEN(irp->types);
+	for (i = 0; i < l; ++i) {
 		if (irp->types[i] == typ) {
-			for(; i < (ARR_LEN(irp->types)) - 1; i++) {
+			for (; i < l - 1; ++i) {
 				irp->types[i] = irp->types[i+1];
 			}
-			ARR_SETLEN(ir_type *, irp->types, (ARR_LEN(irp->types)) - 1);
+			ARR_SETLEN(ir_type *, irp->types, l - 1);
 			break;
 		}
 	}
 }
 
-int (get_irp_n_types) (void) {
-	return _get_irp_n_types();
+size_t (get_irp_n_types) (void)
+{
+	return get_irp_n_types_();
 }
 
-ir_type *(get_irp_type) (int pos) {
-	return _get_irp_type(pos);
+ir_type *(get_irp_type) (size_t pos)
+{
+	return get_irp_type_(pos);
 }
 
-void set_irp_type(int pos, ir_type *typ) {
+void set_irp_type(size_t pos, ir_type *typ)
+{
 	assert(irp && typ);
-	assert(pos < (ARR_LEN((irp)->types)));
+	assert(pos < ARR_LEN((irp)->types));
 	irp->types[pos] = typ;
 }
 
-/* Returns the number of all modes in the irp. */
-int (get_irp_n_modes)(void) {
-	return _get_irp_n_modes();
+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)(int pos) {
-	return _get_irp_mode(pos);
+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) {
+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) {
-	int    len;
+void add_irp_opcode(ir_op *opcode)
+{
+	size_t len;
 	size_t code;
 	assert(opcode != NULL);
 	assert(irp);
@@ -328,122 +315,172 @@ void add_irp_opcode(ir_op *opcode) {
 	irp->opcodes[code] = opcode;
 }
 
-/* Removes opcode from the list of opcodes and shrinks the list by one. */
-void remove_irp_opcode(ir_op *opcode) {
+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. */
-int (get_irp_n_opcodes)(void) {
-	return _get_irp_n_opcodes();
+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)(int pos) {
-	return _get_irp_opcode(pos);
+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) {
-	int i;
+void clear_irp_opcodes_generic_func(void)
+{
+	size_t i, n;
 
-	for (i = get_irp_n_opcodes() - 1; i >= 0; --i) {
+	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) {
+void set_irp_prog_name(ident *name)
+{
 	irp->name = name;
 }
-int irp_prog_name_is_set(void) {
+int irp_prog_name_is_set(void)
+{
 	return irp->name != new_id_from_str(INITAL_PROG_NAME);
 }
-ident *get_irp_ident(void) {
+ident *get_irp_ident(void)
+{
 	return irp->name;
 }
-const char  *get_irp_name(void) {
+const char  *get_irp_name(void)
+{
 	return get_id_str(irp->name);
 }
 
 
-ir_graph *(get_const_code_irg)(void) {
-	return _get_const_code_irg();
+ir_graph *(get_const_code_irg)(void)
+{
+	return get_const_code_irg_();
 }
 
-irg_phase_state get_irp_phase_state(void) {
+irg_phase_state get_irp_phase_state(void)
+{
 	return irp->phase_state;
 }
 
-void set_irp_phase_state(irg_phase_state s) {
+void set_irp_phase_state(irg_phase_state s)
+{
 	irp->phase_state = s;
 }
 
-irg_outs_state get_irp_ip_outs_state(void) {
-	return irp->outs_state;
+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;
 }
 
-void set_irp_ip_outs_inconsistent(void) {
-	irp->outs_state = outs_inconsistent;
+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;
 }
 
-void set_irp_ip_outedges(ir_node ** ip_outedges) {
+void set_irp_ip_outedges(ir_node ** ip_outedges)
+{
 	irp->ip_outedges = ip_outedges;
 }
 
-ir_node** get_irp_ip_outedges(void) {
+ir_node** get_irp_ip_outedges(void)
+{
 	return irp->ip_outedges;
 }
 
-irg_callee_info_state get_irp_callee_info_state(void) {
+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) {
+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();
+ir_label_t (get_irp_next_label_nr)(void)
+{
+	return get_irp_next_label_nr_();
 }
 
-/* Add a new global asm include */
-void add_irp_asm(ident *asm_string) {
+void add_irp_asm(ident *asm_string)
+{
 	ARR_APP1(ident *, irp->global_asms, asm_string);
 }
 
-/* Return the number of global asm includes. */
-int get_irp_n_asms(void) {
+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(int pos) {
-	assert(0 <= pos && pos < get_irp_n_asms());
+ident *get_irp_asm(size_t pos)
+{
+	assert(pos < get_irp_n_asms());
 	return irp->global_asms[pos];
 }
 
+int (get_irp_optimization_dumps)(void)
+{
+	return get_irp_optimization_dumps_();
+}
+
+void (enable_irp_optimization_dumps)(void)
+{
+	enable_irp_optimization_dumps_();
+}
+
 #ifndef NDEBUG
-void irp_reserve_resources(ir_prog *irp, ir_resources_t resources) {
-	assert((resources & ~IR_RESOURCE_GLOBAL_MASK) == 0);
+void irp_reserve_resources(ir_prog *irp, irp_resources_t resources)
+{
 	assert((irp->reserved_resources & resources) == 0);
 	irp->reserved_resources |= resources;
 }
 
-void irp_free_resources(ir_prog *irp, ir_resources_t resources) {
+void irp_free_resources(ir_prog *irp, irp_resources_t resources)
+{
 	assert((irp->reserved_resources & resources) == resources);
 	irp->reserved_resources &= ~resources;
 }
 
-ir_resources_t irp_resources_reserved(const ir_prog *irp) {
+irp_resources_t irp_resources_reserved(const ir_prog *irp)
+{
 	return irp->reserved_resources;
 }
 #endif