BranchRelaxation.cpp File Reference

#include "llvm/CodeGen/BranchRelaxation.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LivePhysRegs.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/RegisterScavenging.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/IR/DebugLoc.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
#include <cassert>
#include <cstdint>
#include <iterator>
#include <memory>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "branch-relaxation"
#define	BRANCH_RELAX_NAME   "Branch relaxation pass"

Functions
	STATISTIC (NumSplit, "Number of basic blocks split")
	STATISTIC (NumConditionalRelaxed, "Number of conditional branches relaxed")
	STATISTIC (NumUnconditionalRelaxed, "Number of unconditional branches relaxed")
	INITIALIZE_PASS (BranchRelaxationLegacy, DEBUG_TYPE, BRANCH_RELAX_NAME, false, false) void BranchRelaxation
	verify - check BBOffsets, BBSizes, alignment of islands

Macro Definition Documentation

BRANCH_RELAX_NAME

#define BRANCH_RELAX_NAME   "Branch relaxation pass"

Definition at line 44 of file BranchRelaxation.cpp.

DEBUG_TYPE

#define DEBUG_TYPE   "branch-relaxation"

Definition at line 38 of file BranchRelaxation.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	BranchRelaxationLegacy	,
		DEBUG_TYPE	,
		BRANCH_RELAX_NAME	,
		false	,
		false
	)

verify - check BBOffsets, BBSizes, alignment of islands

Definition at line 142 of file BranchRelaxation.cpp.

References assert(), llvm::MachineBasicBlock::end(), llvm::MachineBasicBlock::getFirstTerminator(), llvm::MachineBasicBlock::getNumber(), MBB, MI, llvm::Offset, Size, and TII.

STATISTIC() [1/3]

STATISTIC	(	NumConditionalRelaxed	,
		"Number of conditional branches relaxed"
	)

STATISTIC() [2/3]

STATISTIC	(	NumSplit	,
		"Number of basic blocks split"
	)

STATISTIC() [3/3]

STATISTIC	(	NumUnconditionalRelaxed	,
		"Number of unconditional branches relaxed"
	)