Index

Numbers and Symbols

-stackvarStacks and Stack Sizes

-xcheck=stkovfDetecting Stack Overflow

-xopenmpCompiler Options

-xopenmp flag

default valuesCompiler Options

suboptions forCompiler Options

-xpagesizeMultiple Page Size Support

-xvparaUsing the Scope Checking Feature

/proc/cpuinfoProcessor Binding Overview

__auto

__auto Clause

Autoscoping Data Scope Clause

A

atomic constructOpenMP Constructs

automatic scopingAutomatic Scoping of Variables

autoscopingVariable Scoping Overview

checking results ofChecking the Results of Autoscoping

data scope clauseAutoscoping Data Scope Clause

examplesAutoscoping Examples

notesNotes About Autoscoping

restrictionsRestrictions When Using Autoscoping

rules forScoping Rules for Scalar Variables in a task Construct

B

binding policyOMP_PLACES and OMP_PROC_BIND

C

cache lineAvoid False Sharing

close thread affinity policyControlling Thread Affinity in OpenMP 4.0

Code Analyzer and OpenMPChecking and Analyzing OpenMP Programs

compiling for OpenMPCompiling and Running OpenMP Programs

D

data-sharing attribute clausesOpenMP Data Environment

dbx and OpenMPChecking and Analyzing OpenMP Programs

default(_auto)Autoscoping Data Scope Clause

device constructs limitationsSupported OpenMP Specification

directiveSpecial Conventions for This Document

dynamic adjustment of number of threadsDynamic Adjustment of the Number of Threads

E

environment variables

OpenMPOpenMP Environment Variable Behaviors and Defaults

Oracle Developer StudioOracle Developer Studio Environment Variables

er_srcChecking the Results of Autoscoping

execution modelOpenMP Execution Model

explicit taskOpenMP Task Execution

explicitly determined data-sharing attributesOpenMP Data Environment

F

false sharing, avoidingAvoid False Sharing

Fibonacci numbersTasking Example

autoscoping exampleFibonacci Example

example of computing using tasksComputing Fibonacci Numbers Using Tasks

final taskOpenMP Task Types

final clauseOpenMP Task Types

fork-joinOpenMP Execution Model

Fortran issuesFortran Issues

G

guided schedulingSUNW_MP_GUIDED_WEIGHT

H

helper threads

OpenMP Execution Model

SUNW_MP_MAX_POOL_THREADS

helper thread poolSUNW_MP_MAX_POOL_THREADS

I

idle threadsSUNW_MP_THR_IDLE

implementation-defined behaviorsOpenMP Implementation-Defined Behaviors

implicit taskOpenMP Task Execution

implicitly determined data-sharing attributesOpenMP Data Environment

in dependence typeTask Dependence

included taskOpenMP Task Types

inout dependence typeTask Dependence

internal control variablesOpenMP Internal Control Variables

L

lgroupMemory Placement Optimizations

libc.soGeneral Performance Recommendations

liblgrp.soMemory Placement Optimizations

linmtmalloc.soGeneral Performance Recommendations

locality groupMemory Placement Optimizations

locksOpenMP Locks

loop directiveOpenMP Loop Directive

M

master thread affinity policyControlling Thread Affinity in OpenMP 4.0

memory modelOpenMP Memory Model

Memory Placement Optimization featureMemory Placement Optimizations

mergeable clauseOpenMP Task Types

merged taskOpenMP Task Types

mpss.so.1Multiple Page Size Support

Multiple Page Size Support featureMultiple Page Size Support

N

nested parallelismOpenMP Nested Parallelism

best practicesSome Tips for Using Nested Parallelism

control ofControl of Nested Parallelism

O

OMP_CANCELLATIONOpenMP Environment Variable Behaviors and Defaults

OMP_DISPLAY_ENVOpenMP Environment Variable Behaviors and Defaults

OMP_DYNAMICOpenMP Environment Variable Behaviors and Defaults

omp_get_dynamic()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_get_max_active_levels()omp_get_max_active_levels

omp_get_max_threads()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_get_nested()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_get_schedule()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_lib.hRuntime Library Definitions

omp_libRuntime Library Definitions

OMP_MAX_ACTIVE_LEVELS

OMP_MAX_ACTIVE_LEVELS

OpenMP Environment Variable Behaviors and Defaults

OMP_NESTED

OMP_NESTED

OpenMP Environment Variable Behaviors and Defaults

OMP_NUM_THREADSOpenMP Environment Variable Behaviors and Defaults

OMP_PLACES

OMP_PLACES and OMP_PROC_BIND

OpenMP Environment Variable Behaviors and Defaults

OMP_PROC_BIND

OMP_PLACES and OMP_PROC_BIND

OpenMP Environment Variable Behaviors and Defaults

OMP_SCHEDULEOpenMP Environment Variable Behaviors and Defaults

omp_set_dynamic()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_set_max_active_levels()omp_set_max_active_levels

omp_set_nested()Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_set_nestedControl of Nested Parallelism

omp_set_num_threads()

Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_set_num_threads

omp_set_schedule()

Calling OpenMP Runtime Routines Within Nested Parallel Regions

omp_set_schedule

OMP_STACKSIZEOpenMP Environment Variable Behaviors and Defaults

OMP_THREAD_LIMITOpenMP Environment Variable Behaviors and Defaults

OMP_WAIT_POLICYOpenMP Environment Variable Behaviors and Defaults

OpenMP API specificationSupported OpenMP Specification

OpenMP runtime librarySupported OpenMP Specification

Oracle Solaris OS tuningOracle Solaris OS Tuning Features

out dependence typeTask Dependence

P

pagesize commandMultiple Page Size Support

PARALLEL environment variablePARALLEL

parallelism, nestedOpenMP Nested Parallelism

Performance Analyzer and OpenMPChecking and Analyzing OpenMP Programs

performance, best practices to improvePerformance Considerations

ppgszMultiple Page Size Support

pragmaSpecial Conventions for This Document

predetermined data-sharing attributesOpenMP Data Environment

proc_bind clauseTwo hardware threads in each place

processor binding

Processor Binding (Thread Affinity)

Processor Binding (Thread Affinity)

processor setsInteraction With Processor Sets

psrinfoProcessor Binding Overview

psrset

Processor Binding (Thread Affinity)

Interaction With Processor Sets

R

runtime routines within nested parallel regions, callingCalling OpenMP Runtime Routines Within Nested Parallel Regions

S

scalability and nested parallelismAvoid False Sharing

scheduleOpenMP Loop Directive

scheduling constraints for tasksTask Scheduling Constraints

scope checking

examplesUsing the Scope Checking Feature

restrictionsRestrictions When Using Scope Checking

scoping of variables

automaticAutomatic Scoping of Variables

checkingUsing the Scope Checking Feature

compiler commentaryChecking the Results of Autoscoping

rulesScoping Rules for a parallel Construct

sections constructOpenMP Constructs

SIMD constructs limitationSupported OpenMP Specification

single constructOpenMP Constructs

spread thread affinity policyControlling Thread Affinity in OpenMP 4.0

stack dataReferences to Stack Data

stack overflow detectingDetecting Stack Overflow

stack size

Stacks and Stack Sizes

STACKSIZE

stacks definitionStacks and Stack Sizes

STACKSIZESTACKSIZE

SUNW_MP_GUIDED_WEIGHTSUNW_MP_GUIDED_WEIGHT

SUNW_MP_MAX_NESTED_LEVELSSUNW_MP_MAX_NESTED_LEVELS

SUNW_MP_MAX_POOL_THREADS

OMP_THREAD_LIMIT

SUNW_MP_MAX_POOL_THREADS

SUNW_MP_PROCBIND

SUNW_MP_PROCBIND

SUNW_MP_PROCBIND

SUNW_MP_THR_IDLESUNW_MP_THR_IDLE

SUNW_MP_WAIT_POLICYSUNW_MP_WAIT_POLICY

SUNW_MP_WARNSUNW_MP_WARN

T

task construct

automatic scoping rulesScoping Rules for Scalar Variables in a task Construct

task dependenceTask Dependence

task scheduling constraintsTask Scheduling Constraints

task scheduling pointOpenMP Task Execution

task synchronizationTask Synchronization Using taskwait and taskgroup

taskgroup directiveTask Synchronization Using taskwait and taskgroup

tasking modelOpenMP Tasking Model

exampleTasking Example

tasksetInteraction With Processor Sets

taskwait directive

Task Synchronization Using taskwait and taskgroup

Tasking Example

thread affinity

Processor Binding (Thread Affinity)

Processor Binding Overview

controllingControlling Thread Affinity in OpenMP 4.0

policyOMP_PLACES and OMP_PROC_BIND

Thread Analyzer and OpenMPChecking and Analyzing OpenMP Programs

threadprivate

THREADPRIVATE Directive

Threadprivate and Thread-Specific Information

threads, dynamically adjusting number ofDynamic Adjustment of the Number of Threads

tied taskOpenMP Task Execution

tuning featuresOracle Solaris OS Tuning Features

U

undeferred taskOpenMP Task Types

untied taskOpenMP Task Execution

W

weighting factorSUNW_MP_GUIDED_WEIGHT