SystemZISelDAGToDAG.cpp File Reference

#include "SystemZTargetMachine.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/CodeGen/SelectionDAGISel.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "SystemZGenDAGISel.inc"

Include dependency graph for SystemZISelDAGToDAG.cpp:

Go to the source code of this file.

Defines
#define	DEBUG_TYPE   "systemz-isel"
Functions
static bool	selectDisp (SystemZAddressingMode::DispRange DR, int64_t Val)
static void	changeComponent (SystemZAddressingMode &AM, bool IsBase, SDValue Value)
static bool	expandAdjDynAlloc (SystemZAddressingMode &AM, bool IsBase, SDValue Value)
static bool	expandIndex (SystemZAddressingMode &AM, SDValue Base, SDValue Index)
static bool	expandDisp (SystemZAddressingMode &AM, bool IsBase, SDValue Op0, uint64_t Op1)
static bool	isValidDisp (SystemZAddressingMode::DispRange DR, int64_t Val)
static bool	shouldUseLA (SDNode *Base, int64_t Disp, SDNode *Index)
static void	insertDAGNode (SelectionDAG *DAG, SDNode *Pos, SDValue N)
static bool	maskMatters (RxSBGOperands &RxSBG, uint64_t Mask)

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Define Documentation

#define DEBUG_TYPE   "systemz-isel"

Definition at line 22 of file SystemZISelDAGToDAG.cpp.

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Function Documentation

static void changeComponent	(	SystemZAddressingMode &	AM,
		bool	IsBase,
		SDValue	Value
	)		[static]

Definition at line 363 of file SystemZISelDAGToDAG.cpp.

Referenced by expandAdjDynAlloc(), and expandDisp().

static bool expandAdjDynAlloc	(	SystemZAddressingMode &	AM,
		bool	IsBase,
		SDValue	Value
	)		[static]

Definition at line 374 of file SystemZISelDAGToDAG.cpp.

References changeComponent().

static bool expandDisp	(	SystemZAddressingMode &	AM,
		bool	IsBase,
		SDValue	Op0,
		uint64_t	Op1
	)		[static]

Definition at line 398 of file SystemZISelDAGToDAG.cpp.

References changeComponent(), and selectDisp().

static bool expandIndex	(	SystemZAddressingMode &	AM,
		SDValue	Base,
		SDValue	Index
	)		[static]

Definition at line 386 of file SystemZISelDAGToDAG.cpp.

static void insertDAGNode	(	SelectionDAG *	DAG,
		SDNode *	Pos,
		SDValue	N
	)		[static]

Definition at line 567 of file SystemZISelDAGToDAG.cpp.

References llvm::SDValue::getNode(), llvm::SDNode::getNodeId(), llvm::SelectionDAG::RepositionNode(), and llvm::SDNode::setNodeId().

static bool isValidDisp	(	SystemZAddressingMode::DispRange	DR,
		int64_t	Val
	)		[static]

Definition at line 456 of file SystemZISelDAGToDAG.cpp.

References llvm_unreachable, and selectDisp().

static bool maskMatters	(	RxSBGOperands &	RxSBG,
		uint64_t	Mask
	)		[static]

Definition at line 691 of file SystemZISelDAGToDAG.cpp.

static bool selectDisp	(	SystemZAddressingMode::DispRange	DR,
		int64_t	Val
	)		[static]

Definition at line 345 of file SystemZISelDAGToDAG.cpp.

References llvm_unreachable.

Referenced by expandDisp(), and isValidDisp().

static bool shouldUseLA	(	SDNode *	Base,
		int64_t	Disp,
		SDNode *	Index
	)		[static]

Definition at line 476 of file SystemZISelDAGToDAG.cpp.

References llvm::ISD::FrameIndex, llvm::SDNode::getOpcode(), llvm::SDNode::hasOneUse(), llvm::isInt< 16 >(), llvm::ISD::SIGN_EXTEND, and llvm::ISD::SIGN_EXTEND_INREG.