AMDGPUISelLowering.cpp File Reference

This is the parent TargetLowering class for hardware code gen targets. More...

#include "AMDGPUISelLowering.h"
#include "AMDGPU.h"
#include "AMDGPUFrameLowering.h"
#include "AMDGPUIntrinsicInfo.h"
#include "AMDGPURegisterInfo.h"
#include "AMDGPUSubtarget.h"
#include "R600MachineFunctionInfo.h"
#include "SIMachineFunctionInfo.h"
#include "llvm/CodeGen/CallingConvLower.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/DiagnosticPrinter.h"
#include "AMDGPUGenCallingConv.inc"

Include dependency graph for AMDGPUISelLowering.cpp:

Go to the source code of this file.

Defines
#define	NODE_NAME_CASE(node)   case AMDGPUISD::node: return #node;
Functions
static bool	allocateStack (unsigned ValNo, MVT ValVT, MVT LocVT, CCValAssign::LocInfo LocInfo, ISD::ArgFlagsTy ArgFlags, CCState &State)
static bool	isU24 (SDValue Op, SelectionDAG &DAG)
static bool	isI24 (SDValue Op, SelectionDAG &DAG)
static void	simplifyI24 (SDValue Op, TargetLowering::DAGCombinerInfo &DCI)
template<typename IntTy >
static SDValue	constantFoldBFE (SelectionDAG &DAG, IntTy Src0, uint32_t Offset, uint32_t Width)
static bool	usesAllNormalStores (SDNode *LoadVal)
static void	computeKnownBitsForMinMax (const SDValue Op0, const SDValue Op1, APInt &KnownZero, APInt &KnownOne, const SelectionDAG &DAG, unsigned Depth)

---

Detailed Description

This is the parent TargetLowering class for hardware code gen targets.

Definition in file AMDGPUISelLowering.cpp.

---

Define Documentation

#define NODE_NAME_CASE

(

node

)

case AMDGPUISD::node: return #node;

Definition at line 2164 of file AMDGPUISelLowering.cpp.

Referenced by llvm::AMDGPUTargetLowering::getTargetNodeName().

---

Function Documentation

static bool allocateStack	(	unsigned	ValNo,
		MVT	ValVT,
		MVT	LocVT,
		CCValAssign::LocInfo	LocInfo,
		ISD::ArgFlagsTy	ArgFlags,
		CCState &	State
	)		[static]

Definition at line 74 of file AMDGPUISelLowering.cpp.

References llvm::CCState::addLoc(), llvm::CCState::AllocateStack(), llvm::CCValAssign::getMem(), llvm::ISD::ArgFlagsTy::getOrigAlign(), and llvm::MVT::getStoreSize().

static void computeKnownBitsForMinMax	(	const SDValue	Op0,
		const SDValue	Op1,
		APInt &	KnownZero,
		APInt &	KnownOne,
		const SelectionDAG &	DAG,
		unsigned	Depth
	)		[static]

Definition at line 2227 of file AMDGPUISelLowering.cpp.

References llvm::SelectionDAG::computeKnownBits().

Referenced by llvm::AMDGPUTargetLowering::computeKnownBitsForTargetNode().

template<typename IntTy >

static SDValue constantFoldBFE	(	SelectionDAG &	DAG,
		IntTy	Src0,
		uint32_t	Offset,
		uint32_t	Width
	)		[static]

Definition at line 1896 of file AMDGPUISelLowering.cpp.

References llvm::SelectionDAG::getConstant(), and llvm::MVT::i32.

static bool isI24	(	SDValue	Op,
		SelectionDAG &	DAG
	)		[static]

Definition at line 1872 of file AMDGPUISelLowering.cpp.

References llvm::SelectionDAG::ComputeNumSignBits(), llvm::EVT::getSizeInBits(), and llvm::SDValue::getValueType().

static bool isU24	(	SDValue	Op,
		SelectionDAG &	DAG
	)		[static]

Definition at line 1864 of file AMDGPUISelLowering.cpp.

References llvm::SelectionDAG::computeKnownBits(), llvm::APInt::countLeadingOnes(), llvm::EVT::getSizeInBits(), and llvm::SDValue::getValueType().

static void simplifyI24	(	SDValue	Op,
		TargetLowering::DAGCombinerInfo &	DCI
	)		[static]

Definition at line 1882 of file AMDGPUISelLowering.cpp.

References llvm::TargetLowering::DAGCombinerInfo::CommitTargetLoweringOpt(), llvm::TargetLowering::DAGCombinerInfo::DAG, llvm::APInt::getLowBitsSet(), llvm::EVT::getSizeInBits(), llvm::SelectionDAG::getTargetLoweringInfo(), llvm::SDValue::getValueType(), and llvm::TargetLowering::SimplifyDemandedBits().

Referenced by llvm::AMDGPUTargetLowering::PerformDAGCombine().

static bool usesAllNormalStores

(

SDNode *

LoadVal

)

[static]

Definition at line 1906 of file AMDGPUISelLowering.cpp.

References llvm::SDNode::use_iterator::atEnd(), I, llvm::ISD::isNormalStore(), and llvm::SDNode::use_begin().