diff options
| author | 2020-08-03 15:06:44 +0000 | |
|---|---|---|
| committer | 2020-08-03 15:06:44 +0000 | |
| commit | b64793999546ed8adebaeebd9d8345d18db8927d (patch) | |
| tree | 4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp | |
| parent | Add support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff) | |
| download | wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip | |
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp')
| -rw-r--r-- | gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp b/gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp deleted file mode 100644 index 0157af0f851..00000000000 --- a/gnu/llvm/lib/Target/WebAssembly/WebAssemblyMachineFunctionInfo.cpp +++ /dev/null @@ -1,80 +0,0 @@ -//=- WebAssemblyMachineFunctionInfo.cpp - WebAssembly Machine Function Info -=// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -/// -/// \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() {} - -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; -} |
