GCNNSAReassign.cpp File Reference

Try to reassign registers on GFX10+ from non-sequential to sequential in NSA image instructions. More...

#include "GCNNSAReassign.h"
#include "AMDGPU.h"
#include "GCNSubtarget.h"
#include "SIMachineFunctionInfo.h"
#include "SIRegisterInfo.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LiveIntervals.h"
#include "llvm/CodeGen/LiveRegMatrix.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/VirtRegMap.h"
#include "llvm/InitializePasses.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "amdgpu-nsa-reassign"

Functions
	STATISTIC (NumNSAInstructions, "Number of NSA instructions with non-sequential address found")
	STATISTIC (NumNSAConverted, "Number of NSA instructions changed to sequential")
	INITIALIZE_PASS_BEGIN (GCNNSAReassignLegacy, DEBUG_TYPE, "GCN NSA Reassign", false, false) INITIALIZE_PASS_END(GCNNSAReassignLegacy

Variables
	DEBUG_TYPE
GCN NSA	Reassign
GCN NSA	false

Detailed Description

Try to reassign registers on GFX10+ from non-sequential to sequential in NSA image instructions.

Later SIShrinkInstructions pass will replace NSA with sequential versions where possible.

Definition in file GCNNSAReassign.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "amdgpu-nsa-reassign"

Definition at line 30 of file GCNNSAReassign.cpp.

Function Documentation

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	GCNNSAReassignLegacy	,
		DEBUG_TYPE	,
		"GCN NSA Reassign"	,
		false	,
		false	)

References DEBUG_TYPE, and INITIALIZE_PASS_DEPENDENCY.

STATISTIC() [1/2]

STATISTIC	(	NumNSAConverted	,
		"Number of NSA instructions changed to sequential"	)

STATISTIC() [2/2]

STATISTIC	(	NumNSAInstructions	,
		"Number of NSA instructions with non-sequential address found"	)

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 108 of file GCNNSAReassign.cpp.

false

GCN NSA false

Definition at line 108 of file GCNNSAReassign.cpp.

Reassign

GCN NSA Reassign

Definition at line 108 of file GCNNSAReassign.cpp.