forked from OSchip/llvm-project
116 lines
2.6 KiB
C++
116 lines
2.6 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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// 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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HasVertexCache = false;
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TexVTXClauseSize = 0;
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Gen = AMDGPUSubtarget::R600;
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FP64 = false;
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CaymanISA = false;
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EnableIRStructurizer = false;
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ParseSubtargetFeatures(GPU, FS);
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DevName = GPU;
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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::hasVertexCache() const {
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return HasVertexCache;
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}
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short
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AMDGPUSubtarget::getTexVTXClauseSize() const {
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return TexVTXClauseSize;
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}
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enum AMDGPUSubtarget::Generation
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AMDGPUSubtarget::getGeneration() const {
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return Gen;
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}
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bool
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AMDGPUSubtarget::hasHWFP64() const {
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return FP64;
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}
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bool
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AMDGPUSubtarget::hasCaymanISA() const {
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return CaymanISA;
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}
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bool
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AMDGPUSubtarget::IsIRStructurizerEnabled() const {
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return EnableIRStructurizer;
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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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std::string DataLayout = std::string(
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"e"
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"-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32"
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"-v16:16:16-v24:32:32-v32:32:32-v48:64:64-v64:64:64-v96:128:128-v128:128:128"
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"-v192:256:256-v256:256:256-v512:512:512-v1024:1024:1024-v2048:2048:2048"
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"-n32:64"
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);
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if (hasHWFP64()) {
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DataLayout.append("-f64:64:64");
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}
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if (is64bit()) {
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DataLayout.append("-p:64:64:64");
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} else {
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DataLayout.append("-p:32:32:32");
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}
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if (Gen >= AMDGPUSubtarget::SOUTHERN_ISLANDS) {
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DataLayout.append("-p3:32:32:32");
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}
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return DataLayout;
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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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