diff options
Diffstat (limited to 'include/llvm/Target/TargetSchedInfo.h')
| -rw-r--r-- | include/llvm/Target/TargetSchedInfo.h | 94 |
1 files changed, 47 insertions, 47 deletions
diff --git a/include/llvm/Target/TargetSchedInfo.h b/include/llvm/Target/TargetSchedInfo.h index d0043d1..a6a03b5 100644 --- a/include/llvm/Target/TargetSchedInfo.h +++ b/include/llvm/Target/TargetSchedInfo.h @@ -72,13 +72,13 @@ const int MAX_NUM_CYCLES = 32; struct InstrClassRUsage { InstrSchedClass schedClass; - int totCycles; + int totCycles; // Issue restrictions common to instructions in this class unsigned maxNumIssue; - bool isSingleIssue; - bool breaksGroup; - CycleCount_t numBubbles; + bool isSingleIssue; + bool breaksGroup; + CycleCount_t numBubbles; // Feasible slots to use for instructions in this class. // The size of vector S[] is `numSlots'. @@ -91,41 +91,41 @@ struct InstrClassRUsage { struct { resourceId_t resourceId; unsigned startCycle; - int numCycles; + int numCycles; } V[MAX_NUM_CYCLES]; }; struct InstrRUsageDelta { MachineOpCode opCode; - resourceId_t resourceId; + resourceId_t resourceId; unsigned startCycle; - int numCycles; + int numCycles; }; // Specify instruction issue restrictions for individual instructions // that differ from the common rules for the class. // struct InstrIssueDelta { - MachineOpCode opCode; - bool isSingleIssue; - bool breaksGroup; - CycleCount_t numBubbles; + MachineOpCode opCode; + bool isSingleIssue; + bool breaksGroup; + CycleCount_t numBubbles; }; struct InstrRUsage { - bool sameAsClass; + bool sameAsClass; // Issue restrictions for this instruction - bool isSingleIssue; - bool breaksGroup; - CycleCount_t numBubbles; + bool isSingleIssue; + bool breaksGroup; + CycleCount_t numBubbles; // Feasible slots to use for this instruction. std::vector<bool> feasibleSlots; // Resource usages for this instruction, with one resource vector per cycle. - CycleCount_t numCycles; + CycleCount_t numCycles; std::vector<std::vector<resourceId_t> > resourcesByCycle; private: @@ -139,12 +139,12 @@ private: numBubbles = delta.numBubbles; } - void addUsageDelta (const InstrRUsageDelta& delta); - void setMaxSlots (int maxNumSlots) { + void addUsageDelta(const InstrRUsageDelta& delta); + void setMaxSlots(int maxNumSlots) { feasibleSlots.resize(maxNumSlots); } - friend class TargetSchedInfo; // give access to these functions + friend class TargetSchedInfo; // give access to these functions }; @@ -157,7 +157,7 @@ public: const TargetMachine& target; unsigned maxNumIssueTotal; - int longestIssueConflict; + int longestIssueConflict; protected: inline const InstrRUsage& getInstrRUsage(MachineOpCode opCode) const { @@ -173,20 +173,20 @@ private: TargetSchedInfo(const TargetSchedInfo &); // DO NOT IMPLEMENT void operator=(const TargetSchedInfo &); // DO NOT IMPLEMENT public: - /*ctor*/ TargetSchedInfo (const TargetMachine& tgt, - int _numSchedClasses, - const InstrClassRUsage* _classRUsages, - const InstrRUsageDelta* _usageDeltas, - const InstrIssueDelta* _issueDeltas, - unsigned _numUsageDeltas, - unsigned _numIssueDeltas); - /*dtor*/ virtual ~TargetSchedInfo() {} + TargetSchedInfo(const TargetMachine& tgt, + int _numSchedClasses, + const InstrClassRUsage* _classRUsages, + const InstrRUsageDelta* _usageDeltas, + const InstrIssueDelta* _issueDeltas, + unsigned _numUsageDeltas, + unsigned _numIssueDeltas); + virtual ~TargetSchedInfo() {} inline const TargetInstrInfo& getInstrInfo() const { return *mii; } - inline int getNumSchedClasses() const { + inline int getNumSchedClasses() const { return numSchedClasses; } @@ -199,42 +199,42 @@ public: return classRUsages[sc].maxNumIssue; } - inline InstrSchedClass getSchedClass (MachineOpCode opCode) const { + inline InstrSchedClass getSchedClass(MachineOpCode opCode) const { return getInstrInfo().getSchedClass(opCode); } - inline bool instrCanUseSlot (MachineOpCode opCode, - unsigned s) const { + inline bool instrCanUseSlot(MachineOpCode opCode, + unsigned s) const { assert(s < getInstrRUsage(opCode).feasibleSlots.size() && "Invalid slot!"); return getInstrRUsage(opCode).feasibleSlots[s]; } - inline int getLongestIssueConflict () const { + inline int getLongestIssueConflict() const { return longestIssueConflict; } - inline int getMinIssueGap (MachineOpCode fromOp, - MachineOpCode toOp) const { + inline int getMinIssueGap(MachineOpCode fromOp, + MachineOpCode toOp) const { assert(fromOp < (int) issueGaps.size()); const std::vector<int>& toGaps = issueGaps[fromOp]; return (toOp < (int) toGaps.size())? toGaps[toOp] : 0; } inline const std::vector<MachineOpCode>& - getConflictList(MachineOpCode opCode) const { + getConflictList(MachineOpCode opCode) const { assert(opCode < (int) conflictLists.size()); return conflictLists[opCode]; } - inline bool isSingleIssue (MachineOpCode opCode) const { + inline bool isSingleIssue(MachineOpCode opCode) const { return getInstrRUsage(opCode).isSingleIssue; } - inline bool breaksIssueGroup (MachineOpCode opCode) const { + inline bool breaksIssueGroup(MachineOpCode opCode) const { return getInstrRUsage(opCode).breaksGroup; } - inline unsigned numBubblesAfter (MachineOpCode opCode) const { + inline unsigned numBubblesAfter(MachineOpCode opCode) const { return getInstrRUsage(opCode).numBubbles; } @@ -248,7 +248,7 @@ public: protected: - virtual void initializeResources (); + virtual void initializeResources(); private: void computeInstrResources(const std::vector<InstrRUsage>& instrRUForClasses); @@ -265,18 +265,18 @@ public: std::vector<std::pair<int,int> > resourceNumVector; protected: - unsigned numSchedClasses; + unsigned numSchedClasses; const TargetInstrInfo* mii; - const InstrClassRUsage* classRUsages; // raw array by sclass - const InstrRUsageDelta* usageDeltas; // raw array [1:numUsageDeltas] - const InstrIssueDelta* issueDeltas; // raw array [1:numIssueDeltas] - unsigned numUsageDeltas; - unsigned numIssueDeltas; + const InstrClassRUsage* classRUsages; // raw array by sclass + const InstrRUsageDelta* usageDeltas; // raw array [1:numUsageDeltas] + const InstrIssueDelta* issueDeltas; // raw array [1:numIssueDeltas] + unsigned numUsageDeltas; + unsigned numIssueDeltas; std::vector<InstrRUsage> instrRUsages; // indexed by opcode std::vector<std::vector<int> > issueGaps; // indexed by [opcode1][opcode2] std::vector<std::vector<MachineOpCode> > - conflictLists; // indexed by [opcode] + conflictLists; // indexed by [opcode] friend class ModuloSchedulingPass; |