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b42dc65111
upon as an argument and store/use that in the entire function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227541 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
//===- NVPTXSubtarget.cpp - NVPTX Subtarget Information -------------------===//
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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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// This file implements the NVPTX specific subclass of TargetSubtarget.
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//
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//===----------------------------------------------------------------------===//
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#include "NVPTXSubtarget.h"
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using namespace llvm;
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#define DEBUG_TYPE "nvptx-subtarget"
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#define GET_SUBTARGETINFO_ENUM
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#define GET_SUBTARGETINFO_TARGET_DESC
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#define GET_SUBTARGETINFO_CTOR
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#include "NVPTXGenSubtargetInfo.inc"
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// Pin the vtable to this file.
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void NVPTXSubtarget::anchor() {}
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NVPTXSubtarget &NVPTXSubtarget::initializeSubtargetDependencies(StringRef CPU,
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StringRef FS) {
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// Provide the default CPU if we don't have one.
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if (CPU.empty() && FS.size())
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llvm_unreachable("we are not using FeatureStr");
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TargetName = CPU.empty() ? "sm_20" : CPU;
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ParseSubtargetFeatures(TargetName, FS);
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// Set default to PTX 3.2 (CUDA 5.5)
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if (PTXVersion == 0) {
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PTXVersion = 32;
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}
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return *this;
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}
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NVPTXSubtarget::NVPTXSubtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS, const TargetMachine &TM,
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bool is64Bit)
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: NVPTXGenSubtargetInfo(TT, CPU, FS), Is64Bit(is64Bit), PTXVersion(0),
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SmVersion(20), InstrInfo(initializeSubtargetDependencies(CPU, FS)),
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TLInfo((const NVPTXTargetMachine &)TM, *this), TSInfo(TM.getDataLayout()),
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FrameLowering(*this) {
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Triple T(TT);
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if (T.getOS() == Triple::NVCL)
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drvInterface = NVPTX::NVCL;
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else
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drvInterface = NVPTX::CUDA;
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}
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