t_cpu_i Class Reference

#include <cpu.h>

Collaboration diagram for t_cpu_i:

Public Member Functions
	t_cpu_i ()
bool	big_endian () const
bool	little_endian () const
sys_float	min_float () const
double	min_double () const
void	set_signal_handlers ()
void	setAssertAbort (bool val)
bool	lgAssertAbort () const
void	set_nCPU (long n)
long	nCPU () const
bool	lgMPI () const
void	set_MPISingleRankMode (bool mode)
bool	lgMPISingleRankMode () const
void	set_nRANK (long n)
long	nRANK () const
bool	lgMaster () const
bool	lgMPI_talk () const
const char *	host_name () const
void	printDataPath () const
char	chDirSeparator () const
bool	firstOpen () const
const string &	chExitStatus (exit_type s) const

Private Member Functions
void	enable_traps () const
void	getPathList (const char *fname, vector< string > &PathList, access_scheme scheme) const

Static Private Member Functions
static void	signal_handler (int sig)

Private Attributes
union {
char   c [4]
int32   i
}	endian
sys_float	test_float
double	test_double
int32	Float_SNaN_Value
int32	Double_SNaN_Value [2]
bool	p_lgAssertAbort
long	n_avail_CPU
bool	p_lgMPI
bool	p_lgMPISingleRankMode
long	n_rank
char	HostName [STDLEN]
vector< string >	chSearchPath
char	p_chDirSeparator
int	nFileDone
vector< string >	p_exit_status

Friends
FILE *	open_data (const char *fname, const char *mode, access_scheme scheme)
void	open_data (fstream &stream, const char *fname, ios_base::openmode mode, access_scheme scheme)
void	set_NaN (sys_float &x)
void	set_NaN (sys_float x[], long n)
void	set_NaN (double &x)
void	set_NaN (double x[], long n)

Detailed Description

Definition at line 231 of file cpu.h.

Constructor & Destructor Documentation

t_cpu_i()

t_cpu_i::t_cpu_i

(

)

Definition at line 72 of file cpu.cpp.

References big_endian(), chSearchPath, DEBUG_ENTRY, Double_SNaN_Value, enable_traps(), endian, ES_BAD_ALLOC, ES_BAD_ASSERT, ES_BOTCHES, ES_BUS_ERROR, ES_CLOUDY_ABORT, ES_FAILURE, ES_FP_EXCEPTION, ES_ILLEGAL_INSTRUCTION, ES_OUT_OF_RANGE, ES_SEGFAULT, ES_SUCCESS, ES_TERMINATION_REQUEST, ES_TOP, ES_UNKNOWN_EXCEPTION, ES_UNKNOWN_SIGNAL, ES_USER_INTERRUPT, ES_WARNINGS, Float_SNaN_Value, HostName, i, ioPrnErr, ioQQQ, ioStdin, lgPrnErr, little_endian(), n_avail_CPU, n_rank, nFileDone, p_chDirSeparator, p_exit_status, p_lgAssertAbort, p_lgMPI, p_lgMPISingleRankMode, set_signal_handlers(), Split(), SPM_RELAX, STDLEN, test_double, and test_float.

Here is the call graph for this function:

Member Function Documentation

big_endian()

bool t_cpu_i::big_endian ( ) const

inline

Definition at line 287 of file cpu.h.

References endian.

Referenced by mie_read_opc(), mie_write_opc(), MyIsnan(), ReadTable(), SaveDo(), and t_cpu_i().

chDirSeparator()

char t_cpu_i::chDirSeparator ( ) const

inline

Definition at line 331 of file cpu.h.

References p_chDirSeparator.

Referenced by cdMain().

chExitStatus()

const string & t_cpu_i::chExitStatus ( exit_type  s ) const

inline

Definition at line 333 of file cpu.h.

References p_exit_status.

Referenced by SaveGrid().

enable_traps()

void t_cpu_i::enable_traps ( ) const

private

Definition at line 293 of file cpu.cpp.

Referenced by signal_handler(), and t_cpu_i().

firstOpen()

bool t_cpu_i::firstOpen ( ) const

inline

Definition at line 332 of file cpu.h.

References nFileDone.

Referenced by AbortErrorMessage().

getPathList()

void t_cpu_i::getPathList ( const char *  fname, vector< string > &  PathList, access_scheme  scheme  ) const

private

Definition at line 532 of file cpu.cpp.

References AS_DATA_LOCAL, AS_DATA_LOCAL_TRY, AS_DATA_ONLY, AS_DATA_ONLY_TRY, AS_DATA_OPTIONAL, AS_LOCAL_DATA, AS_LOCAL_DATA_TRY, AS_LOCAL_ONLY, AS_LOCAL_ONLY_TRY, AS_SILENT_TRY, chSearchPath, cpu, DEBUG_ENTRY, i, t_cpu::i(), and TotalInsanity().

Here is the call graph for this function:

host_name()

const char * t_cpu_i::host_name ( ) const

inline

Definition at line 329 of file cpu.h.

References HostName.

Referenced by optimize_phymir().

lgAssertAbort()

bool t_cpu_i::lgAssertAbort ( ) const

inline

Definition at line 318 of file cpu.h.

References p_lgAssertAbort.

Referenced by OUT_OF_RANGE().

lgMaster()

bool t_cpu_i::lgMaster ( ) const

inline

Definition at line 327 of file cpu.h.

References n_rank.

Referenced by cdMain(), lgMPI_talk(), lgOptimize_do(), main(), phymir_state< X, Y, NP, NSTR >::p_process_output(), phymir_state< X, Y, NP, NSTR >::p_wr_state(), and vary_input().

lgMPI()

bool t_cpu_i::lgMPI ( ) const

inline

Definition at line 322 of file cpu.h.

References p_lgMPI.

Referenced by cdMain(), load_balance::finalize(), grid_do(), GridGatherInCloudy(), load_balance::init(), lgCheckMonitors(), main(), load_balance::next_job(), and optimize_phymir().

lgMPI_talk()

bool t_cpu_i::lgMPI_talk ( ) const

inline

Definition at line 328 of file cpu.h.

References lgMaster(), and lgMPISingleRankMode().

Referenced by cdInit(), cdMain(), cdTalk(), gridXspec(), iter_end_check(), lgOptimize_do(), ParseCommands(), ParsePrint(), and SaveDo().

Here is the call graph for this function:

lgMPISingleRankMode()

bool t_cpu_i::lgMPISingleRankMode ( ) const

inline

Definition at line 324 of file cpu.h.

References p_lgMPISingleRankMode.

Referenced by cdMain(), cdPrepareExit(), InitDefaultsPreparse(), lgMPI_talk(), and ParseOptimize().

little_endian()

bool t_cpu_i::little_endian ( ) const

inline

Definition at line 288 of file cpu.h.

References endian.

Referenced by MD5string(), MyIsnan(), and t_cpu_i().

min_double()

double t_cpu_i::min_double ( ) const

inline

Definition at line 291 of file cpu.h.

References test_double.

Referenced by t_version::t_version().

min_float()

sys_float t_cpu_i::min_float ( ) const

inline

Definition at line 290 of file cpu.h.

References test_float.

Referenced by t_version::t_version().

nCPU()

long t_cpu_i::nCPU ( ) const

inline

Definition at line 321 of file cpu.h.

References n_avail_CPU.

Referenced by grid_do(), InitDefaultsPreparse(), optimize_phymir(), phymir_state< X, Y, NP, NSTR >::p_execute_job(), ParseOptimize(), and prt_constants().

nRANK()

long t_cpu_i::nRANK ( ) const

inline

Definition at line 326 of file cpu.h.

References n_rank.

Referenced by cdMain(), phymir_state< X, Y, NP, NSTR >::p_execute_job(), and SaveGrid().

printDataPath()

void t_cpu_i::printDataPath

(

)

const

Definition at line 524 of file cpu.cpp.

References chSearchPath, i, and ioQQQ.

Referenced by AbortErrorMessage(), and ParsePrint().

set_MPISingleRankMode()

void t_cpu_i::set_MPISingleRankMode ( bool  mode )

inline

Definition at line 323 of file cpu.h.

References p_lgMPISingleRankMode.

Referenced by main().

set_nCPU()

void t_cpu_i::set_nCPU ( long  n )

inline

Definition at line 320 of file cpu.h.

References n_avail_CPU.

Referenced by main().

set_nRANK()

void t_cpu_i::set_nRANK ( long  n )

inline

Definition at line 325 of file cpu.h.

References n_rank.

Referenced by main().

set_signal_handlers()

void t_cpu_i::set_signal_handlers

(

)

Definition at line 477 of file cpu.cpp.

References DEBUG_ENTRY, and signal_handler().

Referenced by main(), and t_cpu_i().

Here is the call graph for this function:

setAssertAbort()

void t_cpu_i::setAssertAbort ( bool  val )

inline

Definition at line 300 of file cpu.h.

References p_lgAssertAbort, and signal_handler().

Referenced by cdMain(), and ParseSet().

Here is the call graph for this function:

signal_handler()

void t_cpu_i::signal_handler ( int  sig )

staticprivate

Definition at line 512 of file cpu.cpp.

References cpu, enable_traps(), t_cpu::i(), and signal_handler().

Referenced by set_signal_handlers(), setAssertAbort(), and signal_handler().

Here is the call graph for this function:

Friends And Related Function Documentation

open_data [1/2]

FILE * open_data ( const char *  fname, const char *  mode, access_scheme  scheme  )

friend

Definition at line 625 of file cpu.cpp.

open_data [2/2]

void open_data ( fstream &  stream, const char *  fname, ios_base::openmode  mode, access_scheme  scheme  )

friend

Definition at line 652 of file cpu.cpp.

set_NaN [1/4]

void set_NaN ( double &  x )

friend

Definition at line 708 of file cpu.cpp.

set_NaN [2/4]

void set_NaN ( double  x[], long  n  )

friend

Definition at line 725 of file cpu.cpp.

set_NaN [3/4]

void set_NaN ( sys_float &  x )

friend

define routines for setting single and double precision signaling NaN The bit pattern for an SNaN is implementation defined, but this should work on most modern CPU's. The system definition is preferred, so in C++ this should be replaced by numeric_limits<TYPE>::signaling_NaN()

set_NaN - set variable or array to SNaN

Definition at line 682 of file cpu.cpp.

set_NaN [4/4]

void set_NaN ( sys_float  x[], long  n  )

friend

Definition at line 690 of file cpu.cpp.

Field Documentation

c

char t_cpu_i::c[4]

Definition at line 237 of file cpu.h.

chSearchPath

vector<string> t_cpu_i::chSearchPath

private

the default search path to the data files

Definition at line 273 of file cpu.h.

Referenced by getPathList(), printDataPath(), and t_cpu_i().

Double_SNaN_Value

int32 t_cpu_i::Double_SNaN_Value[2]

private

Definition at line 248 of file cpu.h.

Referenced by t_cpu_i().

union { ... } t_cpu_i::endian

alias an int32 to 4 chars to test if we are on a big-endian or little-endian CPU the array cpu.endian.c[] is initialized in cdInit()

Referenced by big_endian(), little_endian(), and t_cpu_i().

Float_SNaN_Value

int32 t_cpu_i::Float_SNaN_Value

private

Definition at line 244 of file cpu.h.

Referenced by t_cpu_i().

HostName

char t_cpu_i::HostName[STDLEN]

private

the name of the computer, not detected on all systems

Definition at line 271 of file cpu.h.

Referenced by host_name(), and t_cpu_i().

i

int32 t_cpu_i::i

Definition at line 238 of file cpu.h.

Referenced by getPathList(), printDataPath(), and t_cpu_i().

n_avail_CPU

long t_cpu_i::n_avail_CPU

private

the number of available CPUs on the system, not detected on all systems

Definition at line 260 of file cpu.h.

Referenced by nCPU(), set_nCPU(), and t_cpu_i().

n_rank

long t_cpu_i::n_rank

private

the rank number in an MPI run, -1 otherwise

Definition at line 269 of file cpu.h.

Referenced by lgMaster(), nRANK(), set_nRANK(), and t_cpu_i().

nFileDone

int t_cpu_i::nFileDone

private

Definition at line 276 of file cpu.h.

Referenced by firstOpen(), and t_cpu_i().

p_chDirSeparator

char t_cpu_i::p_chDirSeparator

private

the directory separator character for this OS

Definition at line 275 of file cpu.h.

Referenced by chDirSeparator(), and t_cpu_i().

p_exit_status

vector<string> t_cpu_i::p_exit_status

private

Definition at line 281 of file cpu.h.

Referenced by chExitStatus(), and t_cpu_i().

p_lgAssertAbort

bool t_cpu_i::p_lgAssertAbort

private

should a failed assert raise SIGABRT so that we can catch it in a debugger?

Definition at line 257 of file cpu.h.

Referenced by lgAssertAbort(), setAssertAbort(), and t_cpu_i().

p_lgMPI

bool t_cpu_i::p_lgMPI

private

flag whether we are doing an MPI run or not

Definition at line 262 of file cpu.h.

Referenced by lgMPI(), and t_cpu_i().

p_lgMPISingleRankMode

bool t_cpu_i::p_lgMPISingleRankMode

private

flag indicating whether each rank runs its own model true means that each rank runs a different sim (e.g. in a grid) false means that all ranks cooperate on the same sim this flag is moot in a non-MPI run

Definition at line 267 of file cpu.h.

Referenced by lgMPISingleRankMode(), set_MPISingleRankMode(), and t_cpu_i().

test_double

double t_cpu_i::test_double

private

Definition at line 242 of file cpu.h.

Referenced by min_double(), and t_cpu_i().

test_float

sys_float t_cpu_i::test_float

private

Definition at line 241 of file cpu.h.

Referenced by min_float(), and t_cpu_i().

---

The documentation for this class was generated from the following files:

• /home/iurt/rpmbuild/BUILD/c13.05/source/cpu.h
• /home/iurt/rpmbuild/BUILD/c13.05/source/cpu.cpp