AMDGPUAliasAnalysis.cpp File Reference

This is the AMGPU address space based alias analysis pass. More...

#include "AMDGPUAliasAnalysis.h"
#include "AMDGPU.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Analysis/MemoryLocation.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/IR/Argument.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
#include "llvm/Pass.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include <cassert>

Include dependency graph for AMDGPUAliasAnalysis.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "amdgpu-aa"

Functions
	INITIALIZE_PASS (AMDGPUAAWrapperPass, "amdgpu-aa", "AMDGPU Address space based Alias Analysis", false, true) INITIALIZE_PASS(AMDGPUExternalAAWrapper
static AliasResult	getAliasResult (unsigned AS1, unsigned AS2)

Variables
amdgpu aa	wrapper
amdgpu aa AMDGPU Address space based Alias Analysis	Wrapper
amdgpu aa AMDGPU Address space based Alias Analysis	false
static const AliasResult	ASAliasRules [7][7]

Detailed Description

This is the AMGPU address space based alias analysis pass.

Definition in file AMDGPUAliasAnalysis.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "amdgpu-aa"

Definition at line 33 of file AMDGPUAliasAnalysis.cpp.

Function Documentation

getAliasResult()

static AliasResult getAliasResult ( unsigned  AS1, unsigned  AS2  )

static

Definition at line 69 of file AMDGPUAliasAnalysis.cpp.

References ASAliasRules, AMDGPUAS::MAX_AMDGPU_ADDRESS, and llvm::MayAlias.

Referenced by llvm::AMDGPUAAResult::alias().

INITIALIZE_PASS()

INITIALIZE_PASS	(	AMDGPUAAWrapperPass	,
		"amdgpu-aa"	,
		"AMDGPU Address space based Alias Analysis"	,
		false	,
		true
	)

Variable Documentation

ASAliasRules

const AliasResult ASAliasRules[7][7]

static

Initial value:

= {
  
          {MayAlias, MayAlias, MayAlias, MayAlias, MayAlias, MayAlias, MayAlias},
          {MayAlias, MayAlias, NoAlias , NoAlias , MayAlias, NoAlias , MayAlias},
          {MayAlias, NoAlias , NoAlias , NoAlias,  MayAlias, NoAlias , MayAlias},
          {MayAlias, NoAlias , NoAlias , MayAlias, NoAlias , NoAlias , NoAlias},
          {MayAlias, MayAlias, MayAlias, NoAlias , NoAlias,  NoAlias , MayAlias},
          {MayAlias, NoAlias , NoAlias , NoAlias , NoAlias , MayAlias, NoAlias},
   {MayAlias, MayAlias, MayAlias, NoAlias , MayAlias, NoAlias , NoAlias}
}

Definition at line 58 of file AMDGPUAliasAnalysis.cpp.

Referenced by getAliasResult().

false

amdgpu aa AMDGPU Address space based Alias Analysis false

Definition at line 42 of file AMDGPUAliasAnalysis.cpp.

wrapper

amdgpu aa wrapper

Definition at line 42 of file AMDGPUAliasAnalysis.cpp.

Wrapper

amdgpu aa AMDGPU Address space based Alias Analysis Wrapper

Definition at line 42 of file AMDGPUAliasAnalysis.cpp.

Referenced by CallingConvSupported(), canLowerToLDG(), CreateWrapper(), llvm::GISelCSEAnalysisWrapperPass::getCSEWrapper(), llvm::ARMTargetLowering::isReadOnly(), llvm::Legalizer::runOnMachineFunction(), llvm::GISelCSEAnalysisWrapperPass::runOnMachineFunction(), llvm::IRTranslator::runOnMachineFunction(), and shouldFixMainFunction().