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d8a6dbbffc
Summary: D11021 and D11045 didn't update the WebAssembly target's code. It's still experimental so all tests passed. Reviewers: sunfish, joker.eph, echristo Subscribers: llvm-commits, jfb Differential Revision: http://reviews.llvm.org/D11084 llvm-svn: 241859
72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
//==- WebAssemblyTargetTransformInfo.h - WebAssembly-specific TTI -*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// \brief This file a TargetTransformInfo::Concept conforming object specific
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/// to the WebAssembly target machine.
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///
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/// It uses the target's detailed information to provide more precise answers to
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/// certain TTI queries, while letting the target independent and default TTI
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/// implementations handle the rest.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETTRANSFORMINFO_H
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#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYTARGETTRANSFORMINFO_H
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#include "WebAssemblyTargetMachine.h"
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#include "llvm/CodeGen/BasicTTIImpl.h"
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#include <algorithm>
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namespace llvm {
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class WebAssemblyTTIImpl final : public BasicTTIImplBase<WebAssemblyTTIImpl> {
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typedef BasicTTIImplBase<WebAssemblyTTIImpl> BaseT;
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typedef TargetTransformInfo TTI;
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friend BaseT;
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const WebAssemblySubtarget *ST;
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const WebAssemblyTargetLowering *TLI;
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const WebAssemblySubtarget *getST() const { return ST; }
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const WebAssemblyTargetLowering *getTLI() const { return TLI; }
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public:
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WebAssemblyTTIImpl(const WebAssemblyTargetMachine *TM, Function &F)
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: BaseT(TM, F.getParent()->getDataLayout()), ST(TM->getSubtargetImpl(F)),
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TLI(ST->getTargetLowering()) {}
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// Provide value semantics. MSVC requires that we spell all of these out.
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WebAssemblyTTIImpl(const WebAssemblyTTIImpl &Arg)
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: BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {}
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WebAssemblyTTIImpl(WebAssemblyTTIImpl &&Arg)
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: BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)),
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TLI(std::move(Arg.TLI)) {}
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/// \name Scalar TTI Implementations
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/// @{
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// TODO: Implement more Scalar TTI for WebAssembly
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TTI::PopcntSupportKind getPopcntSupport(unsigned TyWidth);
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/// @}
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/// \name Vector TTI Implementations
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/// @{
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// TODO: Implement Vector TTI for WebAssembly
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/// @}
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};
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} // end namespace llvm
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#endif
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