InlineAsmPrepare.cpp File Reference

#include "llvm/CodeGen/InlineAsmPrepare.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/iterator.h"
#include "llvm/Analysis/CFG.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/SSAUpdater.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "inline-asm-prepare"

Functions
static bool	SplitCriticalEdges (ArrayRef< CallBrInst * > CBRs, DominatorTree &DT)
static bool	InsertIntrinsicCalls (ArrayRef< CallBrInst * > CBRs, DominatorTree &DT)
static void	UpdateSSA (DominatorTree &DT, CallBrInst *CBR, CallInst *Intrinsic, SSAUpdater &SSAUpdate)
static SmallVector< CallBrInst *, 2 >	FindCallBrs (Function &F)
	INITIALIZE_PASS_BEGIN (InlineAsmPrepare, "inline-asm-prepare", "Prepare inline asm insts", false, false) INITIALIZE_PASS_END(InlineAsmPrepare
static bool	IsInSameBasicBlock (const Use &U, const BasicBlock *BB)
static void	PrintDebugDomInfo (const DominatorTree &DT, const Use &U, const BasicBlock *BB, bool IsDefaultDest)

Variables
inline asm	prepare
inline asm Prepare asm	insts
inline asm Prepare asm	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "inline-asm-prepare"

Definition at line 55 of file InlineAsmPrepare.cpp.

Function Documentation

FindCallBrs()

SmallVector< CallBrInst *, 2 > FindCallBrs ( Function & F )

static

Definition at line 111 of file InlineAsmPrepare.cpp.

References llvm::dyn_cast(), F, and llvm::SmallVectorTemplateBase< T, bool >::push_back().

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

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	InlineAsmPrepare	,
		"inline-asm-prepare"	,
		"Prepare inline asm insts"	,
		false	,
		false	)

References INITIALIZE_PASS_DEPENDENCY.

InsertIntrinsicCalls()

bool InsertIntrinsicCalls ( ArrayRef< CallBrInst * > CBRs, DominatorTree & DT )

static

Definition at line 142 of file InlineAsmPrepare.cpp.

References llvm::SSAUpdater::AddAvailableValue(), Changed, llvm::SSAUpdater::Initialize(), llvm::SmallPtrSetImpl< PtrType >::insert(), and UpdateSSA().

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

IsInSameBasicBlock()

bool IsInSameBasicBlock ( const Use & U, const BasicBlock * BB )

static

Definition at line 169 of file InlineAsmPrepare.cpp.

References llvm::dyn_cast(), and I.

Referenced by UpdateSSA().

PrintDebugDomInfo()

void PrintDebugDomInfo ( const DominatorTree & DT, const Use & U, const BasicBlock * BB, bool IsDefaultDest )

static

Definition at line 175 of file InlineAsmPrepare.cpp.

References llvm::cast(), llvm::dbgs(), llvm::DominatorTree::dominates(), llvm::Value::getName(), llvm::isa(), and LLVM_DEBUG.

Referenced by UpdateSSA().

SplitCriticalEdges()

bool SplitCriticalEdges ( ArrayRef< CallBrInst * > CBRs, DominatorTree & DT )

static

Definition at line 120 of file InlineAsmPrepare.cpp.

References Changed, llvm::isCriticalEdge(), Options, and llvm::SplitKnownCriticalEdge().

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

UpdateSSA()

void UpdateSSA ( DominatorTree & DT, CallBrInst * CBR, CallInst * Intrinsic, SSAUpdater & SSAUpdate )

static

Definition at line 187 of file InlineAsmPrepare.cpp.

References llvm::DominatorTree::dominates(), llvm::dyn_cast(), llvm::CallBrInst::getDefaultDest(), II, llvm::SmallPtrSetImpl< PtrType >::insert(), IsInSameBasicBlock(), llvm::make_pointer_range(), PrintDebugDomInfo(), llvm::SSAUpdater::RewriteUse(), Uses, and llvm::Value::uses().

Referenced by InsertIntrinsicCalls().

Variable Documentation

false

inline asm Prepare asm false

Definition at line 101 of file InlineAsmPrepare.cpp.

insts

inline asm Prepare asm insts

inline

Definition at line 101 of file InlineAsmPrepare.cpp.

prepare

inline asm prepare

Definition at line 100 of file InlineAsmPrepare.cpp.