ScheduleDAGInstrs.cpp File Reference (original) (raw)

Go to the source code of this file.

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Macros
#define	DEBUG_TYPE "machine-scheduler"

Functions
static unsigned	getReductionSize ()
static void	dumpSUList (const ScheduleDAGInstrs::SUList &L)
static bool	getUnderlyingObjectsForInstr (const MachineInstr *MI, const MachineFrameInfo &MFI, UnderlyingObjectsVector &Objects, const DataLayout &DL)
	If this machine instr has memory reference information and it can be tracked to a normal reference to a known object, return the Value for that object.
static void	toggleKills (const MachineRegisterInfo &MRI, LiveRegUnits &LiveRegs, MachineInstr &MI, bool addToLiveRegs)
static bool	hasDataSucc (const SUnit *SU)

Variables
static cl::opt< bool >	EnableAASchedMI ("enable-aa-sched-mi", cl::Hidden, cl::desc("Enable use of AA during MI DAG construction"))
static cl::opt< bool >	UseTBAA ("use-tbaa-in-sched-mi", cl::Hidden, cl::init(true), cl::desc("Enable use of TBAA during MI DAG construction"))
static cl::opt< bool >	EnableSchedModel ("schedmodel", cl::Hidden, cl::init(true), cl::desc("Use TargetSchedModel for latency lookup"))
static cl::opt< bool >	EnableSchedItins ("scheditins", cl::Hidden, cl::init(true), cl::desc("Use InstrItineraryData for latency lookup"))
static cl::opt< unsigned >	HugeRegion ("dag-maps-huge-region", cl::Hidden, cl::init(1000), cl::desc("The limit to use while constructing the DAG " "prior to scheduling, at which point a trade-off " "is made to avoid excessive compile time."))
static cl::opt< unsigned >	ReductionSize ("dag-maps-reduction-size", cl::Hidden, cl::desc("A huge scheduling region will have maps reduced by this many " "nodes at a time. Defaults to HugeRegion / 2."))
static cl::opt< bool >	SchedPrintCycles ("sched-print-cycles", cl::Hidden, cl::init(false), cl::desc("Report top/bottom cycles when dumping SUnit instances"))

◆ DEBUG_TYPE

#define DEBUG_TYPE "machine-scheduler"

◆ dumpSUList()

◆ getReductionSize()

◆ getUnderlyingObjectsForInstr()

◆ hasDataSucc()

◆ toggleKills()

◆ EnableAASchedMI

cl::opt< bool > EnableAASchedMI("enable-aa-sched-mi", cl::Hidden, cl::desc("Enable use of AA during MI DAG construction")) ( "enable-aa-sched-mi" , cl::Hidden , cl::desc("Enable use of AA during MI DAG construction") )	static

◆ EnableSchedItins

◆ EnableSchedModel

◆ HugeRegion

cl::opt< unsigned > HugeRegion("dag-maps-huge-region", cl::Hidden, cl::init(1000), cl::desc("The limit to use while constructing the DAG " "prior to scheduling, at which point a trade-off " "is made to avoid excessive compile time.")) ( "dag-maps-huge-region" , cl::Hidden , cl::init(1000) , cl::desc("The limit to use while constructing the DAG " "prior to scheduling, at which point a trade-off " "is made to avoid excessive compile time.") )

static

◆ ReductionSize

◆ SchedPrintCycles

◆ UseTBAA

cl::opt< bool > UseTBAA("use-tbaa-in-sched-mi", cl::Hidden, cl::init(true), cl::desc("Enable use of TBAA during MI DAG construction")) ( "use-tbaa-in-sched-mi" , cl::Hidden , cl::init(true) , cl::desc("Enable use of TBAA during MI DAG construction") )	static