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8023657: New type profiling points: arguments to call

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X86 interpreter and c1 type profiling for arguments at calls

Reviewed-by: kvn, twisti
This commit is contained in:
Roland Westrelin 2013-10-09 16:32:21 +02:00
parent b90addac58
commit cbd0e9bf96
40 changed files with 1773 additions and 238 deletions
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68
hotspot/src/share/vm/ci/ciMethodData.cpp
View file

@ -125,7 +125,7 @@ void ciMethodData::load_data() {
#endif
}
void ciReceiverTypeData::translate_receiver_data_from(ProfileData* data) {
void ciReceiverTypeData::translate_receiver_data_from(const ProfileData* data) {
for (uint row = 0; row < row_limit(); row++) {
Klass* k = data->as_ReceiverTypeData()->receiver(row);
if (k != NULL) {
@ -136,6 +136,13 @@ void ciReceiverTypeData::translate_receiver_data_from(ProfileData* data) {
}
void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) {
for (int i = 0; i < number_of_arguments(); i++) {
intptr_t k = entries->type(i);
TypeStackSlotEntries::set_type(i, translate_klass(k));
}
}
// Get the data at an arbitrary (sort of) data index.
ciProfileData* ciMethodData::data_at(int data_index) {
if (out_of_bounds(data_index)) {
@ -166,6 +173,10 @@ ciProfileData* ciMethodData::data_at(int data_index) {
return new ciMultiBranchData(data_layout);
case DataLayout::arg_info_data_tag:
return new ciArgInfoData(data_layout);
case DataLayout::call_type_data_tag:
return new ciCallTypeData(data_layout);
case DataLayout::virtual_call_type_data_tag:
return new ciVirtualCallTypeData(data_layout);
};
}
@ -288,6 +299,20 @@ void ciMethodData::set_would_profile(bool p) {
}
}
void ciMethodData::set_argument_type(int bci, int i, ciKlass* k) {
VM_ENTRY_MARK;
MethodData* mdo = get_MethodData();
if (mdo != NULL) {
ProfileData* data = mdo->bci_to_data(bci);
if (data->is_CallTypeData()) {
data->as_CallTypeData()->set_argument_type(i, k->get_Klass());
} else {
assert(data->is_VirtualCallTypeData(), "no arguments!");
data->as_VirtualCallTypeData()->set_argument_type(i, k->get_Klass());
}
}
}
bool ciMethodData::has_escape_info() {
return eflag_set(MethodData::estimated);
}
@ -478,7 +503,36 @@ void ciMethodData::print_data_on(outputStream* st) {
}
}
void ciReceiverTypeData::print_receiver_data_on(outputStream* st) {
void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) {
if (TypeEntries::is_type_none(k)) {
st->print("none");
} else if (TypeEntries::is_type_unknown(k)) {
st->print("unknown");
} else {
valid_ciklass(k)->print_name_on(st);
}
if (TypeEntries::was_null_seen(k)) {
st->print(" (null seen)");
}
}
void ciTypeStackSlotEntries::print_data_on(outputStream* st) const {
_pd->tab(st, true);
st->print("argument types");
for (int i = 0; i < number_of_arguments(); i++) {
_pd->tab(st);
st->print("%d: stack (%u) ", i, stack_slot(i));
print_ciklass(st, type(i));
st->cr();
}
}
void ciCallTypeData::print_data_on(outputStream* st) const {
print_shared(st, "ciCallTypeData");
args()->print_data_on(st);
}
void ciReceiverTypeData::print_receiver_data_on(outputStream* st) const {
uint row;
int entries = 0;
for (row = 0; row < row_limit(); row++) {
@ -494,13 +548,19 @@ void ciReceiverTypeData::print_receiver_data_on(outputStream* st) {
}
}
void ciReceiverTypeData::print_data_on(outputStream* st) {
void ciReceiverTypeData::print_data_on(outputStream* st) const {
print_shared(st, "ciReceiverTypeData");
print_receiver_data_on(st);
}
void ciVirtualCallData::print_data_on(outputStream* st) {
void ciVirtualCallData::print_data_on(outputStream* st) const {
print_shared(st, "ciVirtualCallData");
rtd_super()->print_receiver_data_on(st);
}
void ciVirtualCallTypeData::print_data_on(outputStream* st) const {
print_shared(st, "ciVirtualCallTypeData");
rtd_super()->print_receiver_data_on(st);
args()->print_data_on(st);
}
#endif