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6953144: Tiered compilation

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Infrastructure for tiered compilation support (interpreter + c1 + c2) for 32 and 64 bit. Simple tiered policy implementation.

Reviewed-by: kvn, never, phh, twisti
This commit is contained in:
Igor Veresov 2010-09-03 17:51:07 -07:00
parent 6e78f6cb4b
commit 2c66a6c3fd
104 changed files with 7720 additions and 1701 deletions
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25
hotspot/src/share/vm/ci/ciMethodData.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -37,6 +37,8 @@ ciMethodData::ciMethodData(methodDataHandle h_md) : ciObject(h_md) {
_data_size = 0;
_extra_data_size = 0;
_current_mileage = 0;
_invocation_counter = 0;
_backedge_counter = 0;
_state = empty_state;
_saw_free_extra_data = false;
// Set an initial hint. Don't use set_hint_di() because
@ -56,6 +58,8 @@ ciMethodData::ciMethodData() : ciObject() {
_data_size = 0;
_extra_data_size = 0;
_current_mileage = 0;
_invocation_counter = 0;
_backedge_counter = 0;
_state = empty_state;
_saw_free_extra_data = false;
// Set an initial hint. Don't use set_hint_di() because
@ -99,6 +103,8 @@ void ciMethodData::load_data() {
}
// Note: Extra data are all BitData, and do not need translation.
_current_mileage = methodDataOopDesc::mileage_of(mdo->method());
_invocation_counter = mdo->invocation_count();
_backedge_counter = mdo->backedge_count();
_state = mdo->is_mature()? mature_state: immature_state;
_eflags = mdo->eflags();
@ -253,6 +259,23 @@ void ciMethodData::update_escape_info() {
}
}
void ciMethodData::set_compilation_stats(short loops, short blocks) {
VM_ENTRY_MARK;
methodDataOop mdo = get_methodDataOop();
if (mdo != NULL) {
mdo->set_num_loops(loops);
mdo->set_num_blocks(blocks);
}
}
void ciMethodData::set_would_profile(bool p) {
VM_ENTRY_MARK;
methodDataOop mdo = get_methodDataOop();
if (mdo != NULL) {
mdo->set_would_profile(p);
}
}
bool ciMethodData::has_escape_info() {
return eflag_set(methodDataOopDesc::estimated);
}