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Move parts of lib/Target that use CodeGen into lib/CodeGen.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146702 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky
2011-12-15 22:58:58 +00:00
parent 2f21e8c5ba
commit 028700f544
6 changed files with 34 additions and 33 deletions
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lib/CodeGen/TargetInstrInfoImpl.cpp
+30
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@@ -24,6 +24,7 @@
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/ScoreboardHazardRecognizer.h"
#include "llvm/CodeGen/PseudoSourceValue.h"
#include "llvm/MC/MCInstrItineraries.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
@@ -510,3 +511,32 @@ CreateTargetPostRAHazardRecognizer(const InstrItineraryData *II,
return (ScheduleHazardRecognizer *)
new ScoreboardHazardRecognizer(II, DAG, "post-RA-sched");
}
int
TargetInstrInfo::getOperandLatency(const InstrItineraryData *ItinData,
SDNode *DefNode, unsigned DefIdx,
SDNode *UseNode, unsigned UseIdx) const {
if (!ItinData || ItinData->isEmpty())
return -1;
if (!DefNode->isMachineOpcode())
return -1;
unsigned DefClass = get(DefNode->getMachineOpcode()).getSchedClass();
if (!UseNode->isMachineOpcode())
return ItinData->getOperandCycle(DefClass, DefIdx);
unsigned UseClass = get(UseNode->getMachineOpcode()).getSchedClass();
return ItinData->getOperandLatency(DefClass, DefIdx, UseClass, UseIdx);
}
int TargetInstrInfo::getInstrLatency(const InstrItineraryData *ItinData,
SDNode *N) const {
if (!ItinData || ItinData->isEmpty())
return 1;
if (!N->isMachineOpcode())
return 1;
return ItinData->getStageLatency(get(N->getMachineOpcode()).getSchedClass());
}