diff options
Diffstat (limited to 'include/llvm/CodeGen/ScheduleDAG.h')
| -rw-r--r-- | include/llvm/CodeGen/ScheduleDAG.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/include/llvm/CodeGen/ScheduleDAG.h b/include/llvm/CodeGen/ScheduleDAG.h index ccba1b0..4886e5c 100644 --- a/include/llvm/CodeGen/ScheduleDAG.h +++ b/include/llvm/CodeGen/ScheduleDAG.h @@ -184,6 +184,12 @@ namespace llvm { || Contents.OrdKind == MustAliasMem); } + /// isBarrier - Test if this is an Order dependence that is marked + /// as a barrier. + bool isBarrier() const { + return getKind() == Order && Contents.OrdKind == Barrier; + } + /// isMustAlias - Test if this is an Order dependence that is marked /// as "must alias", meaning that the SUnits at either end of the edge /// have a memory dependence on a known memory location. @@ -248,7 +254,7 @@ namespace llvm { /// SUnit - Scheduling unit. This is a node in the scheduling DAG. class SUnit { private: - enum LLVM_ENUM_INT_TYPE(unsigned) { BoundaryID = ~0u }; + enum : unsigned { BoundaryID = ~0u }; SDNode *Node; // Representative node. MachineInstr *Instr; // Alternatively, a MachineInstr. @@ -292,6 +298,8 @@ namespace llvm { bool isScheduleHigh : 1; // True if preferable to schedule high. bool isScheduleLow : 1; // True if preferable to schedule low. bool isCloned : 1; // True if this node has been cloned. + bool isUnbuffered : 1; // Uses an unbuffered resource. + bool hasReservedResource : 1; // Uses a reserved resource. Sched::Preference SchedulingPref; // Scheduling preference. private: @@ -316,7 +324,8 @@ namespace llvm { isTwoAddress(false), isCommutable(false), hasPhysRegUses(false), hasPhysRegDefs(false), hasPhysRegClobbers(false), isPending(false), isAvailable(false), isScheduled(false), isScheduleHigh(false), - isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), + isScheduleLow(false), isCloned(false), isUnbuffered(false), + hasReservedResource(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} @@ -330,7 +339,8 @@ namespace llvm { isTwoAddress(false), isCommutable(false), hasPhysRegUses(false), hasPhysRegDefs(false), hasPhysRegClobbers(false), isPending(false), isAvailable(false), isScheduled(false), isScheduleHigh(false), - isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), + isScheduleLow(false), isCloned(false), isUnbuffered(false), + hasReservedResource(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} @@ -343,7 +353,8 @@ namespace llvm { isTwoAddress(false), isCommutable(false), hasPhysRegUses(false), hasPhysRegDefs(false), hasPhysRegClobbers(false), isPending(false), isAvailable(false), isScheduled(false), isScheduleHigh(false), - isScheduleLow(false), isCloned(false), SchedulingPref(Sched::None), + isScheduleLow(false), isCloned(false), isUnbuffered(false), + hasReservedResource(false), SchedulingPref(Sched::None), isDepthCurrent(false), isHeightCurrent(false), Depth(0), Height(0), TopReadyCycle(0), BotReadyCycle(0), CopyDstRC(NULL), CopySrcRC(NULL) {} |