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Diffstat (limited to 'Source/JavaScriptCore/ftl/FTLWeightedTarget.h')
| -rw-r--r-- | Source/JavaScriptCore/ftl/FTLWeightedTarget.h | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/Source/JavaScriptCore/ftl/FTLWeightedTarget.h b/Source/JavaScriptCore/ftl/FTLWeightedTarget.h deleted file mode 100644 index b4a8e5e74..000000000 --- a/Source/JavaScriptCore/ftl/FTLWeightedTarget.h +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (C) 2014 Apple Inc. All rights reserved. - * - * 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. - */ - -#ifndef FTLWeightedTarget_h -#define FTLWeightedTarget_h - -#if ENABLE(FTL_JIT) - -#include "FTLAbbreviatedTypes.h" -#include "FTLWeight.h" - -namespace JSC { namespace FTL { - -class WeightedTarget { -public: - WeightedTarget() - : m_target(nullptr) - { - } - - WeightedTarget(LBasicBlock target, Weight weight) - : m_target(target) - , m_weight(weight) - { - } - - WeightedTarget(LBasicBlock target, float weight) - : m_target(target) - , m_weight(weight) - { - } - - LBasicBlock target() const { return m_target; } - Weight weight() const { return m_weight; } - -private: - LBasicBlock m_target; - Weight m_weight; -}; - -// Helpers for creating weighted targets for statically known (or unknown) branch -// profiles. - -inline WeightedTarget usually(LBasicBlock block) -{ - return WeightedTarget(block, 1); -} - -inline WeightedTarget rarely(LBasicBlock block) -{ - return WeightedTarget(block, 0); -} - -// This means we let LLVM figure it out basic on its static estimates. LLVM's static -// estimates are usually pretty darn good, so there's generally nothing wrong with -// using this. -inline WeightedTarget unsure(LBasicBlock block) -{ - return WeightedTarget(block, Weight()); -} - -} } // namespace JSC::FTL - -#endif // ENABLE(FTL_JIT) - -#endif // FTLWeightedTarget_h - |
