* @date 2000
* @version $Id$
*/
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include "config.h"
-#ifdef HAVE_STRING_H
-# include <string.h>
-#endif
+#include <string.h>
#include "irprog_t.h"
#include "irgraph_t.h"
/**
* Create a new incomplete ir_prog.
*/
-static ir_prog *new_incomplete_ir_prog(void) {
- ir_prog *res;
-
- res = xmalloc(sizeof(*res));
- memset(res, 0, sizeof(*res));
+static ir_prog *new_incomplete_ir_prog(void)
+{
+ ir_prog *res = XMALLOCZ(ir_prog);
res->kind = k_ir_prog;
res->graphs = NEW_ARR_F(ir_graph *, 0);
res->last_region_nr = 0;
res->last_label_nr = 1; /* 0 is reserved as non-label */
res->max_irg_idx = 0;
-
-#ifdef DEBUG_libfirm
- res->max_node_nr = 0;
+ res->max_node_nr = 0;
+#ifndef NDEBUG
+ res->reserved_resources = 0;
#endif
return res;
}
-/** Completes an incomplete irprog. */
-static ir_prog *complete_ir_prog(ir_prog *irp) {
+/**
+ * Completes an incomplete irprog.
+ *
+ * @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;
-#define IDENT(s) new_id_from_chars(s, sizeof(s)-1)
- irp->name = IDENT(INITAL_PROG_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(IDENT("GlobalType"));
irp->segment_types[IR_SEGMENT_THREAD_LOCAL]
= new_type_struct(IDENT("ThreadLocal"));
/* 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;
/* 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_adr_taken_state = ir_address_taken_not_computed;
+ 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;
return irp;
#undef IDENT
/* Completes ir_prog. */
void init_irprog_2(void) {
- complete_ir_prog(irp);
+ (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());
+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
/* Removes irg from the list or irgs, shrinks the list by one. */
void remove_irp_irg_from_list(ir_graph *irg){
- int i, found = 0;
+ int i, l, found = 0;
assert(irg);
- for (i = 0; i < (ARR_LEN (irp->graphs)); i++) {
+ l = ARR_LEN(irp->graphs);
+ for (i = 0; i < l; i++) {
if (irp->graphs[i] == irg) {
found = 1;
- for(; i < (ARR_LEN (irp->graphs)) - 1; i++) {
+ for(; i < l - 1; i++) {
irp->graphs[i] = irp->graphs[i+1];
}
- ARR_SETLEN(ir_graph*, irp->graphs, (ARR_LEN(irp->graphs)) - 1);
+ ARR_SETLEN(ir_graph*, irp->graphs, l - 1);
break;
}
}
if (!found) {
- for (i = 0; i < (ARR_LEN (irp->pseudo_graphs)); i++) {
+ l = ARR_LEN(irp->pseudo_graphs);
+ for (i = 0; i < l; i++) {
if (irp->pseudo_graphs[i] == irg) {
- for(; i < (ARR_LEN (irp->pseudo_graphs)) - 1; i++) {
+ for(; i < l - 1; i++) {
irp->pseudo_graphs[i] = irp->pseudo_graphs[i+1];
}
- ARR_SETLEN(ir_graph*, irp->pseudo_graphs, (ARR_LEN(irp->pseudo_graphs)) - 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){
- assert(irg);
free_ir_graph(irg);
remove_irp_irg_from_list(irg);
}
void add_irp_type(ir_type *typ) {
assert(typ != NULL);
assert(irp);
- ARR_APP1 (ir_type *, irp->types, typ);
+ ARR_APP1(ir_type *, irp->types, typ);
}
-/* Remove type form the list of types in irp. */
+/* Remove type from the list of types in irp. */
void remove_irp_type(ir_type *typ) {
int i;
assert(typ);
- for (i = ARR_LEN(irp->types) -1; i >= 0; i--) {
+ for (i = ARR_LEN(irp->types) - 1; i >= 0; i--) {
if (irp->types[i] == typ) {
for(; i < (ARR_LEN(irp->types)) - 1; i++) {
irp->types[i] = irp->types[i+1];
/* Adds opcode to the list of opcodes in irp. */
void add_irp_opcode(ir_op *opcode) {
+ int len;
+ size_t code;
assert(opcode != NULL);
assert(irp);
- assert(opcode->code == (unsigned) ARR_LEN(irp->opcodes) && "new_ir_op() called in wrong order");
- ARR_APP1(ir_op *, irp->opcodes, opcode);
+ len = ARR_LEN(irp->opcodes);
+ code = opcode->code;
+ if ((int) 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) {
- int i;
-
- assert(opcode);
- for (i = ARR_LEN(irp->opcodes) -1; i >= 0; i--) {
- if (irp->opcodes[i] != opcode)
- continue;
- for (; i < (ARR_LEN(irp->opcodes)) - 1; i++) {
- irp->opcodes[i] = irp->opcodes[i+1];
- }
- ARR_SETLEN(ir_op *, irp->opcodes, (ARR_LEN(irp->opcodes)) - 1);
- return;
- }
- panic("Deleting unknown opcode");
+ assert(opcode->code < ARR_LEN(irp->opcodes));
+ irp->opcodes[opcode->code] = NULL;
}
/* Returns the number of all opcodes in the irp. */
int irp_prog_name_is_set(void) {
return irp->name != new_id_from_str(INITAL_PROG_NAME);
}
-ident *get_irp_prog_ident(void) {
+ident *get_irp_ident(void) {
return irp->name;
}
-const char *get_irp_prog_name(void) {
+const char *get_irp_name(void) {
return get_id_str(irp->name);
}
/* Return the global asm include at position pos. */
ident *get_irp_asm(int pos) {
- assert(pos <= 0 && pos < get_irp_n_asms());
+ assert(0 <= pos && pos < get_irp_n_asms());
return irp->global_asms[pos];
}
+
+#ifndef NDEBUG
+void irp_reserve_resources(ir_prog *irp, ir_resources_t resources) {
+ assert((resources & ~IR_RESOURCE_GLOBAL_MASK) == 0);
+ assert((irp->reserved_resources & resources) == 0);
+ irp->reserved_resources |= resources;
+}
+
+void irp_free_resources(ir_prog *irp, ir_resources_t resources) {
+ assert((irp->reserved_resources & resources) == resources);
+ irp->reserved_resources &= ~resources;
+}
+
+ir_resources_t irp_resources_reserved(const ir_prog *irp) {
+ return irp->reserved_resources;
+}
+#endif
projects / libfirm / blobdiff