SpeculativeExecution.cpp File Reference

#include "llvm/Transforms/Scalar/SpeculativeExecution.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Analysis/GlobalsModRef.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"

Include dependency graph for SpeculativeExecution.cpp:

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Namespaces
	llvm
	This class represents lattice values for constants.

Macros
#define	DEBUG_TYPE   "speculative-execution"

Functions
	INITIALIZE_PASS_BEGIN (SpeculativeExecutionLegacyPass, "speculative-execution", "Speculatively execute instructions", false, false) INITIALIZE_PASS_END(SpeculativeExecutionLegacyPass
static unsigned	llvm::ComputeSpeculationCost (const Instruction *I, const TargetTransformInfo &TTI)
FunctionPass *	llvm::createSpeculativeExecutionPass ()
FunctionPass *	llvm::createSpeculativeExecutionIfHasBranchDivergencePass ()

Variables
static cl::opt< unsigned >	SpecExecMaxSpeculationCost ("spec-exec-max-speculation-cost", cl::init(7), cl::Hidden, cl::desc("Speculative execution is not applied to basic blocks where " "the cost of the instructions to speculatively execute " "exceeds this limit."))
static cl::opt< unsigned >	SpecExecMaxNotHoisted ("spec-exec-max-not-hoisted", cl::init(5), cl::Hidden, cl::desc("Speculative execution is not applied to basic blocks where the " "number of instructions that would not be speculatively executed " "exceeds this limit."))
static cl::opt< bool >	SpecExecOnlyIfDivergentTarget ("spec-exec-only-if-divergent-target", cl::init(false), cl::Hidden, cl::desc("Speculative execution is applied only to targets with divergent " "branches, even if the pass was configured to apply only to all " "targets."))
speculative	execution
speculative Speculatively execute	instructions
speculative Speculatively execute	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "speculative-execution"

Definition at line 76 of file SpeculativeExecution.cpp.

Function Documentation

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	SpeculativeExecutionLegacyPass	,
		"speculative-execution"	,
		"Speculatively execute instructions"	,
		false	,
		false
	)

Variable Documentation

execution

speculative execution

Definition at line 134 of file SpeculativeExecution.cpp.

false

speculative Speculatively execute false

Definition at line 134 of file SpeculativeExecution.cpp.

instructions

speculative Speculatively execute instructions

Definition at line 134 of file SpeculativeExecution.cpp.

SpecExecMaxNotHoisted

cl::opt<unsigned> SpecExecMaxNotHoisted("spec-exec-max-not-hoisted", cl::init(5), cl::Hidden, cl::desc("Speculative execution is not applied to basic blocks where the " "number of instructions that would not be speculatively executed " "exceeds this limit."))

static

Referenced by llvm::ComputeSpeculationCost().

SpecExecMaxSpeculationCost

cl::opt<unsigned> SpecExecMaxSpeculationCost("spec-exec-max-speculation-cost", cl::init(7), cl::Hidden, cl::desc("Speculative execution is not applied to basic blocks where " "the cost of the instructions to speculatively execute " "exceeds this limit."))

static

Referenced by llvm::ComputeSpeculationCost().

SpecExecOnlyIfDivergentTarget

cl::opt<bool> SpecExecOnlyIfDivergentTarget("spec-exec-only-if-divergent-target", cl::init(false), cl::Hidden, cl::desc("Speculative execution is applied only to targets with divergent " "branches, even if the pass was configured to apply only to all " "targets."))

static