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Change MCSchedModel to be a struct of statically initialized data.

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This removes static initializers from the backends which generate this data, and also makes this struct match the other Tablegen generated structs in behaviour

Reviewed by Andy Trick and Chandler C

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216919 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper
2014-09-02 17:43:54 +00:00
parent ac31076b11
commit 6de6c6aae4
23 changed files with 69 additions and 87 deletions
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10
lib/MC/MCDisassembler/Disassembler.cpp
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@ -202,19 +202,19 @@ static int getItineraryLatency(LLVMDisasmContext *DC, const MCInst &Inst) {
static int getLatency(LLVMDisasmContext *DC, const MCInst &Inst) {
// Try to compute scheduling information.
const MCSubtargetInfo *STI = DC->getSubtargetInfo();
const MCSchedModel *SCModel = STI->getSchedModel();
const MCSchedModel SCModel = STI->getSchedModel();
const int NoInformationAvailable = -1;
// Check if we have a scheduling model for instructions.
if (!SCModel || !SCModel->hasInstrSchedModel())
// Try to fall back to the itinerary model if we do not have a
// scheduling model.
if (!SCModel.hasInstrSchedModel())
// Try to fall back to the itinerary model if the scheduling model doesn't
// have a scheduling table. Note the default does not have a table.
return getItineraryLatency(DC, Inst);
// Get the scheduling class of the requested instruction.
const MCInstrDesc& Desc = DC->getInstrInfo()->get(Inst.getOpcode());
unsigned SCClass = Desc.getSchedClass();
const MCSchedClassDesc *SCDesc = SCModel->getSchedClassDesc(SCClass);
const MCSchedClassDesc *SCDesc = SCModel.getSchedClassDesc(SCClass);
// Resolving the variant SchedClass requires an MI to pass to
// SubTargetInfo::resolveSchedClass.
if (!SCDesc || !SCDesc->isValid() || SCDesc->isVariant())