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-rw-r--r--contrib/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp92
1 files changed, 0 insertions, 92 deletions
diff --git a/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp b/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp
deleted file mode 100644
index d31c1226bfdb..000000000000
--- a/contrib/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp
+++ /dev/null
@@ -1,92 +0,0 @@
-//=- WebAssemblyMachineFunctionInfo.cpp - WebAssembly Machine Function Info -=//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-///
-/// \file
-/// This file implements WebAssembly-specific per-machine-function
-/// information.
-///
-//===----------------------------------------------------------------------===//
-
-#include "WebAssemblyMachineFunctionInfo.h"
-#include "WebAssemblyISelLowering.h"
-#include "WebAssemblySubtarget.h"
-#include "llvm/CodeGen/Analysis.h"
-using namespace llvm;
-
-WebAssemblyFunctionInfo::~WebAssemblyFunctionInfo() = default; // anchor.
-
-void WebAssemblyFunctionInfo::initWARegs() {
- assert(WARegs.empty());
- unsigned Reg = UnusedReg;
- WARegs.resize(MF.getRegInfo().getNumVirtRegs(), Reg);
-}
-
-void llvm::computeLegalValueVTs(const Function &F, const TargetMachine &TM,
- Type *Ty, SmallVectorImpl<MVT> &ValueVTs) {
- const DataLayout &DL(F.getParent()->getDataLayout());
- const WebAssemblyTargetLowering &TLI =
- *TM.getSubtarget<WebAssemblySubtarget>(F).getTargetLowering();
- SmallVector<EVT, 4> VTs;
- ComputeValueVTs(TLI, DL, Ty, VTs);
-
- for (EVT VT : VTs) {
- unsigned NumRegs = TLI.getNumRegisters(F.getContext(), VT);
- MVT RegisterVT = TLI.getRegisterType(F.getContext(), VT);
- for (unsigned I = 0; I != NumRegs; ++I)
- ValueVTs.push_back(RegisterVT);
- }
-}
-
-void llvm::computeSignatureVTs(const FunctionType *Ty, const Function &F,
- const TargetMachine &TM,
- SmallVectorImpl<MVT> &Params,
- SmallVectorImpl<MVT> &Results) {
- computeLegalValueVTs(F, TM, Ty->getReturnType(), Results);
-
- MVT PtrVT = MVT::getIntegerVT(TM.createDataLayout().getPointerSizeInBits());
- if (Results.size() > 1) {
- // WebAssembly currently can't lower returns of multiple values without
- // demoting to sret (see WebAssemblyTargetLowering::CanLowerReturn). So
- // replace multiple return values with a pointer parameter.
- Results.clear();
- Params.push_back(PtrVT);
- }
-
- for (auto *Param : Ty->params())
- computeLegalValueVTs(F, TM, Param, Params);
- if (Ty->isVarArg())
- Params.push_back(PtrVT);
-}
-
-void llvm::valTypesFromMVTs(const ArrayRef<MVT> &In,
- SmallVectorImpl<wasm::ValType> &Out) {
- for (MVT Ty : In)
- Out.push_back(WebAssembly::toValType(Ty));
-}
-
-std::unique_ptr<wasm::WasmSignature>
-llvm::signatureFromMVTs(const SmallVectorImpl<MVT> &Results,
- const SmallVectorImpl<MVT> &Params) {
- auto Sig = make_unique<wasm::WasmSignature>();
- valTypesFromMVTs(Results, Sig->Returns);
- valTypesFromMVTs(Params, Sig->Params);
- return Sig;
-}
-
-yaml::WebAssemblyFunctionInfo::WebAssemblyFunctionInfo(
- const llvm::WebAssemblyFunctionInfo &MFI)
- : CFGStackified(MFI.isCFGStackified()) {}
-
-void yaml::WebAssemblyFunctionInfo::mappingImpl(yaml::IO &YamlIO) {
- MappingTraits<WebAssemblyFunctionInfo>::mapping(YamlIO, *this);
-}
-
-void WebAssemblyFunctionInfo::initializeBaseYamlFields(
- const yaml::WebAssemblyFunctionInfo &YamlMFI) {
- CFGStackified = YamlMFI.CFGStackified;
-}