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);
33 HasVertexCache = false;
35 Gen = AMDGPUSubtarget::R600;
38 EnableIRStructurizer = true;
42 ParseSubtargetFeatures(GPU, FS);
47 AMDGPUSubtarget::is64bit() const {
51 AMDGPUSubtarget::hasVertexCache() const {
52 return HasVertexCache;
55 AMDGPUSubtarget::getTexVTXClauseSize() const {
56 return TexVTXClauseSize;
58 enum AMDGPUSubtarget::Generation
59 AMDGPUSubtarget::getGeneration() const {
63 AMDGPUSubtarget::hasHWFP64() const {
67 AMDGPUSubtarget::hasCaymanISA() const {
71 AMDGPUSubtarget::IsIRStructurizerEnabled() const {
72 return EnableIRStructurizer;
75 AMDGPUSubtarget::isIfCvtEnabled() const {
79 AMDGPUSubtarget::getWavefrontSize() const {
83 AMDGPUSubtarget::getStackEntrySize() const {
84 assert(getGeneration() <= NORTHERN_ISLANDS);
85 switch(getWavefrontSize()) {
96 llvm_unreachable("Illegal wavefront size.");
100 AMDGPUSubtarget::hasCFAluBug() const {
101 assert(getGeneration() <= NORTHERN_ISLANDS);
105 AMDGPUSubtarget::isTargetELF() const {
110 AMDGPUSubtarget::getDeviceName() const {