Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions

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//===-- AMDGPUMachineFunctionInfo.cpp ---------------------------------------=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "AMDGPUMachineFunction.h"
#include "AMDGPUSubtarget.h"
using namespace llvm;
AMDGPUMachineFunction::AMDGPUMachineFunction(const MachineFunction &MF) :
MachineFunctionInfo(),
LocalMemoryObjects(),
KernArgSize(0),
MaxKernArgAlign(0),
LDSSize(0),
ABIArgOffset(0),
IsEntryFunction(AMDGPU::isEntryFunctionCC(MF.getFunction().getCallingConv())),
NoSignedZerosFPMath(MF.getTarget().Options.NoSignedZerosFPMath) {
// FIXME: Should initialize KernArgSize based on ExplicitKernelArgOffset,
// except reserved size is not correctly aligned.
}
unsigned AMDGPUMachineFunction::allocateLDSGlobal(const DataLayout &DL,
const GlobalValue &GV) {
auto Entry = LocalMemoryObjects.insert(std::make_pair(&GV, 0));
if (!Entry.second)
return Entry.first->second;
unsigned Align = GV.getAlignment();
if (Align == 0)
Align = DL.getABITypeAlignment(GV.getValueType());
/// TODO: We should sort these to minimize wasted space due to alignment
/// padding. Currently the padding is decided by the first encountered use
/// during lowering.
unsigned Offset = LDSSize = alignTo(LDSSize, Align);
Entry.first->second = Offset;
LDSSize += DL.getTypeAllocSize(GV.getValueType());
return Offset;
}