VirtRegMap.cpp File Reference

#include "llvm/CodeGen/VirtRegMap.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LiveDebugVariables.h"
#include "llvm/CodeGen/LiveInterval.h"
#include "llvm/CodeGen/LiveIntervals.h"
#include "llvm/CodeGen/LiveRegMatrix.h"
#include "llvm/CodeGen/LiveStacks.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/CodeGen/TargetFrameLowering.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetOpcodes.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/MC/LaneBitmask.h"
#include "llvm/Pass.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <iterator>
#include <utility>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "regalloc"

Functions
	STATISTIC (NumSpillSlots, "Number of spill slots allocated")
	STATISTIC (NumIdCopies, "Number of identity moves eliminated after rewriting")
	INITIALIZE_PASS (VirtRegMapWrapperLegacy, "virtregmap", "Virtual Register Map", false, true) void VirtRegMap
	INITIALIZE_PASS_BEGIN (VirtRegRewriterLegacy, "virtregrewriter", "Virtual Register Rewriter", false, false) INITIALIZE_PASS_END(VirtRegRewriterLegacy

Variables
	virtregrewriter
Virtual Register	Rewriter
Virtual Register	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "regalloc"

Definition at line 51 of file VirtRegMap.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	VirtRegMapWrapperLegacy	,
		"virtregmap"	,
		"Virtual Register Map"	,
		false	,
		true	)

Definition at line 62 of file VirtRegMap.cpp.

References MRI, TII, and TRI.

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	VirtRegRewriterLegacy	,
		"virtregrewriter"	,
		"Virtual Register Rewriter"	,
		false	,
		false	)

References INITIALIZE_PASS_DEPENDENCY.

STATISTIC() [1/2]

STATISTIC	(	NumIdCopies	,
		"Number of identity moves eliminated after rewriting"	)

References llvm::VirtRegMapWrapperLegacy::ID.

STATISTIC() [2/2]

STATISTIC	(	NumSpillSlots	,
		"Number of spill slots allocated"	)

Variable Documentation

false

Virtual Register false

Definition at line 269 of file VirtRegMap.cpp.

Rewriter

Virtual Register Rewriter

Definition at line 269 of file VirtRegMap.cpp.

Referenced by CanWidenIV(), llvm::ScalarEvolution::getLosslessPtrToIntExpr(), ReduceLoopStrength(), llvm::ScalarEvolution::LoopGuards::rewrite(), llvm::SCEVLoopAddRecRewriter::rewrite(), llvm::SCEVParameterRewriter::rewrite(), and llvm::simplifyLoopIVs().

virtregrewriter

virtregrewriter

Definition at line 268 of file VirtRegMap.cpp.