ParseSubtargetFeatures(GPU, FS);
DevName = GPU;
Device = AMDGPUDeviceInfo::getDeviceFromName(DevName, this, Is64bit);
+ TexVTXClauseSize = (Device->getGeneration() >= AMDGPUDeviceInfo::HD4XXX)?16:8;
}
AMDGPUSubtarget::~AMDGPUSubtarget() {
AMDGPUSubtarget::hasVertexCache() const {
return HasVertexCache;
}
+short
+AMDGPUSubtarget::getTexVTXClauseSize() const {
+ return TexVTXClauseSize;
+}
bool
AMDGPUSubtarget::isTargetELF() const {
return false;
bool DumpCode;
bool R600ALUInst;
bool HasVertexCache;
+ short TexVTXClauseSize;
InstrItineraryData InstrItins;
bool isOverride(AMDGPUDeviceInfo::Caps) const;
bool is64bit() const;
bool hasVertexCache() const;
+ short getTexVTXClauseSize() const;
// Helper functions to simplify if statements
bool isTargetELF() const;
for (MachineBasicBlock::iterator E = MBB.end(); I != E; ++I) {
if (IsTrivialInst(I))
continue;
- if (AluInstCount > MaxFetchInst)
+ if (AluInstCount >= MaxFetchInst)
break;
if ((IsTex && !TII->usesTextureCache(I)) ||
(!IsTex && !TII->usesVertexCache(I)))
TRI(TII->getRegisterInfo()),
ST(tm.getSubtarget<AMDGPUSubtarget>()) {
const AMDGPUSubtarget &ST = tm.getSubtarget<AMDGPUSubtarget>();
- if (ST.device()->getGeneration() <= AMDGPUDeviceInfo::HD4XXX)
- MaxFetchInst = 8;
- else
- MaxFetchInst = 16;
+ MaxFetchInst = ST.getTexVTXClauseSize();
}
virtual bool runOnMachineFunction(MachineFunction &MF) {
const AMDGPUSubtarget &ST = DAG->TM.getSubtarget<AMDGPUSubtarget>();
- if (ST.device()->getGeneration() <= AMDGPUDeviceInfo::HD5XXX) {
- InstKindLimit[IDFetch] = 7; // 8 minus 1 for security
- } else {
- InstKindLimit[IDFetch] = 15; // 16 minus 1 for security
- }
+ InstKindLimit[IDFetch] = ST.getTexVTXClauseSize();
}
void R600SchedStrategy::MoveUnits(ReadyQueue *QSrc, ReadyQueue *QDst)
// check if we might want to switch current clause type
bool AllowSwitchToAlu = (CurInstKind == IDOther) ||
- (CurEmitted > InstKindLimit[CurInstKind]) ||
+ (CurEmitted >= InstKindLimit[CurInstKind]) ||
(Available[CurInstKind]->empty());
- bool AllowSwitchFromAlu = (CurEmitted > InstKindLimit[CurInstKind]) &&
+ bool AllowSwitchFromAlu = (CurEmitted >= InstKindLimit[CurInstKind]) &&
(!Available[IDFetch]->empty() || !Available[IDOther]->empty());
if ((AllowSwitchToAlu && CurInstKind != IDAlu) ||
// try to pick ALU
SU = pickAlu();
if (SU) {
- if (CurEmitted > InstKindLimit[IDAlu])
+ if (CurEmitted >= InstKindLimit[IDAlu])
CurEmitted = 0;
NextInstKind = IDAlu;
}