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63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
/*
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* Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_VM_COMPILER_CODECACHE_INLINE_HPP
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#define SHARE_VM_COMPILER_CODECACHE_INLINE_HPP
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#include "code/codeCache.hpp"
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#include "code/nativeInst.hpp"
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inline CodeBlob* CodeCache::find_blob_fast(void* pc) {
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int slot = 0;
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return find_blob_and_oopmap(pc, slot);
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}
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inline CodeBlob* CodeCache::find_blob_and_oopmap(void* pc, int& slot) {
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NativePostCallNop* nop = nativePostCallNop_at((address) pc);
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CodeBlob* cb;
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int offset;
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if (nop != nullptr && nop->decode(slot, offset)) {
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cb = (CodeBlob*) ((address) pc - offset);
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assert(cb == CodeCache::find_blob(pc), "must be");
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} else {
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cb = CodeCache::find_blob(pc);
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slot = -1;
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}
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assert(cb != nullptr, "must be");
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return cb;
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}
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inline int CodeCache::find_oopmap_slot_fast(void* pc) {
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NativePostCallNop* nop = nativePostCallNop_at((address) pc);
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int oopmap_slot;
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int cb_offset;
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if (nop != nullptr && nop->decode(oopmap_slot, cb_offset)) {
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return oopmap_slot;
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}
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return -1;
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}
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#endif // SHARE_VM_COMPILER_CODECACHE_INLINE_HPP
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