From 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c Mon Sep 17 00:00:00 2001
From: Lorry Tar Creator <lorry-tar-importer@lorry>
Date: Tue, 27 Jun 2017 06:07:23 +0000
Subject: webkitgtk-2.16.5

---
 .../ftl/FTLDOMJITPatchpointParams.cpp              | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp

(limited to 'Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp')

diff --git a/Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp b/Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp
new file mode 100644
index 000000000..106e2e561
--- /dev/null
+++ b/Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#include "config.h"
+#include "FTLDOMJITPatchpointParams.h"
+
+#if ENABLE(FTL_JIT)
+
+#include "AllowMacroScratchRegisterUsage.h"
+#include "FTLSlowPathCall.h"
+#include "FTLState.h"
+
+namespace JSC { namespace FTL {
+
+template<typename OperationType, typename ResultType, typename Arguments, size_t... ArgumentsIndex>
+static void dispatch(CCallHelpers& jit, FTL::State* state, const B3::StackmapGenerationParams& params, DFG::Node* node, Box<CCallHelpers::JumpList> exceptions, CCallHelpers::JumpList from, OperationType operation, ResultType result, Arguments arguments, std::index_sequence<ArgumentsIndex...>)
+{
+    CCallHelpers::Label done = jit.label();
+    params.addLatePath([=] (CCallHelpers& jit) {
+        AllowMacroScratchRegisterUsage allowScratch(jit);
+
+        from.link(&jit);
+        callOperation(
+            *state, params.unavailableRegisters(), jit, node->origin.semantic,
+            exceptions.get(), operation, extractResult(result), std::get<ArgumentsIndex>(arguments)...);
+        jit.jump().linkTo(done, &jit);
+    });
+}
+
+#define JSC_DEFINE_CALL_OPERATIONS(OperationType, ResultType, ...) \
+    void DOMJITPatchpointParams::addSlowPathCallImpl(CCallHelpers::JumpList from, CCallHelpers& jit, OperationType operation, ResultType result, std::tuple<__VA_ARGS__> args) \
+    { \
+        dispatch(jit, &m_state, m_params, m_node, m_exceptions, from, operation, result, args, std::make_index_sequence<std::tuple_size<decltype(args)>::value>()); \
+    } \
+
+DOMJIT_SLOW_PATH_CALLS(JSC_DEFINE_CALL_OPERATIONS)
+#undef JSC_DEFINE_CALL_OPERATIONS
+
+} }
+
+#endif
-- 
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