table of contents
other versions
- bookworm 7.0.0-2
- testing 7.1.0-2
- unstable 7.1.0-5
- experimental 7.1.0-4
PAPI_hl_read(3) | PAPI | PAPI_hl_read(3) |
NAME¶
PAPI_hl_read -
Read performance events inside of a region and store the difference to the corresponding beginning of the region.
SYNOPSIS¶
Detailed Description¶
C Interface:
#include <papi.h>
int PAPI_hl_read( const char* region );
int PAPI_hl_read( const char* region );
Parameters:
region -- a unique region name corresponding to
PAPI_hl_region_begin
Return values:
PAPI_OK
PAPI_ENOTRUN -- EventSet is currently not running or could not determined.
PAPI_ESYS -- A system or C library call failed inside PAPI, see the errno variable.
PAPI_EMISC -- PAPI has been deactivated due to previous errors.
PAPI_ENOMEM -- Insufficient memory.
PAPI_ENOTRUN -- EventSet is currently not running or could not determined.
PAPI_ESYS -- A system or C library call failed inside PAPI, see the errno variable.
PAPI_EMISC -- PAPI has been deactivated due to previous errors.
PAPI_ENOMEM -- Insufficient memory.
PAPI_hl_read reads performance events inside of a region and stores the difference to the corresponding beginning of the region.
Assumes that PAPI_hl_region_begin was called before.
Example:
* int retval; * * retval = PAPI_hl_region_begin("computation"); * if ( retval != PAPI_OK ) * handle_error(1); * * //Do some computation here * * retval = PAPI_hl_read("computation"); * if ( retval != PAPI_OK ) * handle_error(1); * * //Do some computation here * * retval = PAPI_hl_region_end("computation"); * if ( retval != PAPI_OK ) * handle_error(1); * *
See Also:
PAPI_hl_region_begin
PAPI_hl_region_end
PAPI_hl_stop
Author¶
Generated automatically by Doxygen for PAPI from the source code.
Thu Feb 27 2020 | Version 6.0.0.0 |