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Diffstat (limited to 'Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp')
| -rw-r--r-- | Source/JavaScriptCore/ftl/FTLDOMJITPatchpointParams.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
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 |