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f98f2ce29e
A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169915 91177308-0d34-0410-b5e6-96231b3b80d8
88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
//===-- AMDGPUSubtarget.cpp - AMDGPU 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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/// \file
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/// \brief Implements the AMDGPU specific subclass of TargetSubtarget.
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//
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//===----------------------------------------------------------------------===//
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#include "AMDGPUSubtarget.h"
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using namespace llvm;
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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 "AMDGPUGenSubtargetInfo.inc"
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AMDGPUSubtarget::AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS) :
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AMDGPUGenSubtargetInfo(TT, CPU, FS), DumpCode(false) {
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InstrItins = getInstrItineraryForCPU(CPU);
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memset(CapsOverride, 0, sizeof(*CapsOverride)
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* AMDGPUDeviceInfo::MaxNumberCapabilities);
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// Default card
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StringRef GPU = CPU;
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Is64bit = false;
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DefaultSize[0] = 64;
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DefaultSize[1] = 1;
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DefaultSize[2] = 1;
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ParseSubtargetFeatures(GPU, FS);
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DevName = GPU;
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Device = AMDGPUDeviceInfo::getDeviceFromName(DevName, this, Is64bit);
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}
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AMDGPUSubtarget::~AMDGPUSubtarget() {
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delete Device;
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}
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bool
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AMDGPUSubtarget::isOverride(AMDGPUDeviceInfo::Caps caps) const {
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assert(caps < AMDGPUDeviceInfo::MaxNumberCapabilities &&
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"Caps index is out of bounds!");
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return CapsOverride[caps];
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}
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bool
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AMDGPUSubtarget::is64bit() const {
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return Is64bit;
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}
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bool
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AMDGPUSubtarget::isTargetELF() const {
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return false;
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}
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size_t
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AMDGPUSubtarget::getDefaultSize(uint32_t dim) const {
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if (dim > 3) {
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return 1;
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} else {
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return DefaultSize[dim];
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}
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}
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std::string
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AMDGPUSubtarget::getDataLayout() const {
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if (!Device) {
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return std::string("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16"
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"-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f80:32:32"
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"-v16:16:16-v24:32:32-v32:32:32-v48:64:64-v64:64:64"
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"-v96:128:128-v128:128:128-v192:256:256-v256:256:256"
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"-v512:512:512-v1024:1024:1024-v2048:2048:2048-a0:0:64");
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}
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return Device->getDataLayout();
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}
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std::string
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AMDGPUSubtarget::getDeviceName() const {
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return DevName;
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}
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const AMDGPUDevice *
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AMDGPUSubtarget::device() const {
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return Device;
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}
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