1 //===-- AMDGPUSubtarget.cpp - AMDGPU Subtarget Information ----------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief Implements the AMDGPU specific subclass of TargetSubtarget.
13 //===----------------------------------------------------------------------===//
15 #include "AMDGPUSubtarget.h"
19 #define DEBUG_TYPE "amdgpu-subtarget"
21 #define GET_SUBTARGETINFO_ENUM
22 #define GET_SUBTARGETINFO_TARGET_DESC
23 #define GET_SUBTARGETINFO_CTOR
24 #include "AMDGPUGenSubtargetInfo.inc"
26 AMDGPUSubtarget::AMDGPUSubtarget(StringRef TT, StringRef CPU, StringRef FS) :
27 AMDGPUGenSubtargetInfo(TT, CPU, FS), DumpCode(false) {
28 InstrItins = getInstrItineraryForCPU(CPU);
36 HasVertexCache = false;
38 Gen = AMDGPUSubtarget::R600;
41 EnableIRStructurizer = true;
45 ParseSubtargetFeatures(GPU, FS);
50 AMDGPUSubtarget::is64bit() const {
54 AMDGPUSubtarget::hasVertexCache() const {
55 return HasVertexCache;
58 AMDGPUSubtarget::getTexVTXClauseSize() const {
59 return TexVTXClauseSize;
61 enum AMDGPUSubtarget::Generation
62 AMDGPUSubtarget::getGeneration() const {
66 AMDGPUSubtarget::hasHWFP64() const {
70 AMDGPUSubtarget::hasCaymanISA() const {
74 AMDGPUSubtarget::IsIRStructurizerEnabled() const {
75 return EnableIRStructurizer;
78 AMDGPUSubtarget::isIfCvtEnabled() const {
82 AMDGPUSubtarget::getWavefrontSize() const {
86 AMDGPUSubtarget::getStackEntrySize() const {
87 assert(getGeneration() <= NORTHERN_ISLANDS);
88 switch(getWavefrontSize()) {
99 llvm_unreachable("Illegal wavefront size.");
103 AMDGPUSubtarget::hasCFAluBug() const {
104 assert(getGeneration() <= NORTHERN_ISLANDS);
108 AMDGPUSubtarget::isTargetELF() const {
112 AMDGPUSubtarget::getDefaultSize(uint32_t dim) const {
116 return DefaultSize[dim];
121 AMDGPUSubtarget::getDeviceName() const {