Cross Reference: /external/chromium_org/v8/src/hydrogen-load-elimination.cc

Lines Matching refs:field
19 // An element in the field approximation list.
26   // Recursively copy the entire linked list of field approximations.
38 // field is tracked separately. For each field, store a list of known field
50         TRACE((" process L%d field %d (o%d)\n",
64         TRACE((" process S%d field %d (o%d) = v%d\n",
109       // - learn from HCheckMaps for field 0
167       // Merge the field approximations for like fields.
199   // load or store for this object and field exists, return the new value with
206     int field = FieldOf(instr->access());
207     if (field < 0) return instr;
210     HFieldApproximation* approx = FindOrCreate(object, field);
226   // store to the same object and field makes this store redundant (e.g. because
236     int field = FieldOf(instr->access());
237     if (field < 0) return KillIfMisaligned(instr);
243       // A transition introduces a new field and alters the map of the object.
244       // Since the field in the object is new, it cannot alias existing entries.
249       KillFieldInternal(object, field, value);
251     HFieldApproximation* approx = FindOrCreate(object, field);
254       // The store is redundant because the field already has this value.
270     int field = FieldOf(offset);
271     if (field >= 0 && field < fields_.length()) {
272       fields_[field] = NULL;
278     int field = FieldOf(s->access());
279     if (field >= 0) {
280       KillFieldInternal(s->object()->ActualValue(), field, s->value());
292         // Kill the field containing the first word of the access.
294         int field = offset / kPointerSize;
295         KillFieldInternal(object, field, NULL);
297         // Kill the next field in case of overlap.
300         if (next_field != field) KillFieldInternal(object, next_field, NULL);
306   // Find an entry for the given object and field pair.
307   HFieldApproximation* Find(HValue* object, int field) {
308     // Search for a field approximation for this object.
309     HFieldApproximation* approx = fields_[field];
317   // Find or create an entry for the given object and field pair.
318   HFieldApproximation* FindOrCreate(HValue* object, int field) {
319     EnsureFields(field + 1);
321     // Search for a field approximation for this object.
322     HFieldApproximation* approx = fields_[field];
332       approx = ReuseLastApproximation(field);
341     approx->next_ = fields_[field];
342     fields_[field] = approx;
347   // Kill all entries for a given field that _may_ alias the given object
349   void KillFieldInternal(HValue* object, int field, HValue* value) {
350     if (field >= fields_.length()) return;  // Nothing to do.
352     HFieldApproximation* approx = fields_[field];
361             fields_[field] = approx->next_;
380   // Remove the last approximation for a field so that it can be reused.
383   HFieldApproximation* ReuseLastApproximation(int field) {
384     HFieldApproximation* approx = fields_[field];
396   // Compute the field index for the given object access; -1 if not tracked.
401   // Compute the field index for the given in-object offset; -1 if not tracked.
419       PrintF("  field %d: ", i);