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authorLorry Tar Creator <lorry-tar-importer@lorry>2015-05-20 09:56:07 +0000
committerLorry Tar Creator <lorry-tar-importer@lorry>2015-05-20 09:56:07 +0000
commit41386e9cb918eed93b3f13648cbef387e371e451 (patch)
treea97f9d7bd1d9d091833286085f72da9d83fd0606 /Source/JavaScriptCore/runtime/BasicBlockLocation.cpp
parente15dd966d523731101f70ccf768bba12435a0208 (diff)
downloadWebKitGtk-tarball-41386e9cb918eed93b3f13648cbef387e371e451.tar.gz
webkitgtk-2.4.9webkitgtk-2.4.9
Diffstat (limited to 'Source/JavaScriptCore/runtime/BasicBlockLocation.cpp')
-rw-r--r--Source/JavaScriptCore/runtime/BasicBlockLocation.cpp89
1 files changed, 0 insertions, 89 deletions
diff --git a/Source/JavaScriptCore/runtime/BasicBlockLocation.cpp b/Source/JavaScriptCore/runtime/BasicBlockLocation.cpp
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--- a/Source/JavaScriptCore/runtime/BasicBlockLocation.cpp
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2014 Apple Inc. All rights reserved.
- * Copyright (C) 2014 Saam Barati. <saambarati1@gmail.com>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "BasicBlockLocation.h"
-
-#include "CCallHelpers.h"
-#include <climits>
-#include <wtf/DataLog.h>
-
-namespace JSC {
-
-BasicBlockLocation::BasicBlockLocation(int startOffset, int endOffset)
- : m_startOffset(startOffset)
- , m_endOffset(endOffset)
- , m_hasExecuted(false)
-{
-}
-
-void BasicBlockLocation::insertGap(int startOffset, int endOffset)
-{
- std::pair<int, int> gap(startOffset, endOffset);
- if (!m_gaps.contains(gap))
- m_gaps.append(gap);
-}
-
-Vector<std::pair<int, int>> BasicBlockLocation::getExecutedRanges() const
-{
- Vector<Gap> result;
- Vector<Gap> gaps = m_gaps;
- int nextRangeStart = m_startOffset;
- while (gaps.size()) {
- Gap minGap(INT_MAX, 0);
- unsigned minIdx = std::numeric_limits<unsigned>::max();
- for (unsigned idx = 0; idx < gaps.size(); idx++) {
- // Because we know that the Gaps inside m_gaps aren't enclosed within one another, it suffices to just check the first element to test ordering.
- if (gaps[idx].first < minGap.first) {
- minGap = gaps[idx];
- minIdx = idx;
- }
- }
- result.append(Gap(nextRangeStart, minGap.first - 1));
- nextRangeStart = minGap.second + 1;
- gaps.remove(minIdx);
- }
-
- result.append(Gap(nextRangeStart, m_endOffset));
- return result;
-}
-
-void BasicBlockLocation::dumpData() const
-{
- Vector<Gap> executedRanges = getExecutedRanges();
- for (Gap gap : executedRanges)
- dataLogF("\tBasicBlock: [%d, %d] hasExecuted: %s\n", gap.first, gap.second, hasExecuted() ? "true" : "false");
-}
-
-#if ENABLE(JIT)
-void BasicBlockLocation::emitExecuteCode(CCallHelpers& jit, MacroAssembler::RegisterID ptrReg) const
-{
- jit.move(CCallHelpers::TrustedImmPtr(&m_hasExecuted), ptrReg);
- jit.store8(CCallHelpers::TrustedImm32(true), CCallHelpers::Address(ptrReg, 0));
-}
-#endif // ENABLE(JIT)
-
-} // namespace JSC