diff options
Diffstat (limited to 'include/llvm/CodeGen/ScheduleDAG.h')
-rw-r--r-- | include/llvm/CodeGen/ScheduleDAG.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/include/llvm/CodeGen/ScheduleDAG.h b/include/llvm/CodeGen/ScheduleDAG.h index f4de6933b3..3dd3c0c467 100644 --- a/include/llvm/CodeGen/ScheduleDAG.h +++ b/include/llvm/CodeGen/ScheduleDAG.h @@ -272,6 +272,9 @@ namespace llvm { unsigned Depth; // Node depth. unsigned Height; // Node height. public: + unsigned TopReadyCycle; // Cycle relative to start when node is ready. + unsigned BotReadyCycle; // Cycle relative to end when node is ready. + const TargetRegisterClass *CopyDstRC; // Is a special copy node if not null. const TargetRegisterClass *CopySrcRC; @@ -287,7 +290,7 @@ namespace llvm { isScheduleHigh(false), isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), - CopyDstRC(NULL), CopySrcRC(NULL) {} + TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} /// SUnit - Construct an SUnit for post-regalloc scheduling to represent /// a MachineInstr. @@ -301,7 +304,7 @@ namespace llvm { isScheduleHigh(false), isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), - CopyDstRC(NULL), CopySrcRC(NULL) {} + TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} /// SUnit - Construct a placeholder SUnit. SUnit() @@ -314,7 +317,7 @@ namespace llvm { isScheduleHigh(false), isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), - CopyDstRC(NULL), CopySrcRC(NULL) {} + TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} /// setNode - Assign the representative SDNode for this SUnit. /// This may be used during pre-regalloc scheduling. @@ -552,12 +555,6 @@ namespace llvm { /// virtual void computeLatency(SUnit *SU) = 0; - /// ComputeOperandLatency - Override dependence edge latency using - /// operand use/def information - /// - virtual void computeOperandLatency(SUnit *, SUnit *, - SDep&) const { } - /// ForceUnitLatencies - Return true if all scheduling edges should be given /// a latency value of one. The default is to return false; schedulers may /// override this as needed. |