WebAssemblyOptimizeLiveIntervals.cpp File Reference

Optimize LiveIntervals for use in a post-RA context. More...

#include "WebAssembly.h"
#include "WebAssemblyMachineFunctionInfo.h"
#include "WebAssemblySubtarget.h"
#include "llvm/CodeGen/LiveIntervals.h"
#include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
#include "llvm/CodeGen/MachineFunctionAnalysisManager.h"
#include "llvm/CodeGen/MachinePassManager.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/IR/Analysis.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "wasm-optimize-live-intervals"

Functions
	INITIALIZE_PASS (WebAssemblyOptimizeLiveIntervalsLegacy, DEBUG_TYPE, "Optimize LiveIntervals for WebAssembly", false, false) FunctionPass *llvm
static bool	optimizeLiveIntervals (MachineFunction &MF, LiveIntervals &LIS)

Detailed Description

Optimize LiveIntervals for use in a post-RA context.

Definition in file WebAssemblyOptimizeLiveIntervals.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "wasm-optimize-live-intervals"

Definition at line 37 of file WebAssemblyOptimizeLiveIntervals.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	WebAssemblyOptimizeLiveIntervalsLegacy	,
		DEBUG_TYPE	,
		"Optimize LiveIntervals for WebAssembly"	,
		false	,
		false	)

Definition at line 69 of file WebAssemblyOptimizeLiveIntervals.cpp.

References llvm::createWebAssemblyOptimizeLiveIntervalsLegacyPass(), and DEBUG_TYPE.

optimizeLiveIntervals()

bool optimizeLiveIntervals ( MachineFunction & MF, LiveIntervals & LIS )

static

Definition at line 76 of file WebAssemblyOptimizeLiveIntervals.cpp.

References assert(), llvm::SmallVectorTemplateCommon< T, typename >::back(), llvm::SmallVectorImpl< T >::clear(), llvm::dbgs(), E(), llvm::MachineFunction::front(), llvm::MachineFunction::getInfo(), llvm::LiveIntervals::getInstructionIndex(), llvm::LiveIntervals::getInterval(), llvm::MachineFunction::getName(), llvm::MachineRegisterInfo::getNumVirtRegs(), llvm::MachineFunction::getRegInfo(), llvm::SlotIndex::getRegSlot(), llvm::MachineFunction::getSubtarget(), I, llvm::Register::index2VirtReg(), llvm::MachineRegisterInfo::leaveSSA(), LLVM_DEBUG, llvm::make_early_inc_range(), MI, Reg, llvm::MachineRegisterInfo::reg_nodbg_empty(), llvm::LiveIntervals::RemoveMachineInstrFromMaps(), llvm::LiveIntervals::removeVRegDefAt(), llvm::SmallVectorTemplateCommon< T, typename >::size(), llvm::LiveIntervals::splitSeparateComponents(), llvm::MachineRegisterInfo::tracksLiveness(), and TRI.

Referenced by llvm::WebAssemblyOptimizeLiveIntervalsPass::run().