diff options
Diffstat (limited to 'src/experiment.h')
| -rw-r--r-- | src/experiment.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/experiment.h b/src/experiment.h new file mode 100644 index 0000000..87ffbbb --- /dev/null +++ b/src/experiment.h @@ -0,0 +1,117 @@ +/******************************************************************************* + * Copyright (c) 2006 International Business Machines Corporation. * + * All rights reserved. This program and the accompanying materials * + * are made available under the terms of the Common Public License v1.0 * + * which accompanies this distribution, and is available at * + * http://www.opensource.org/licenses/cpl1.0.php * + * * + * Contributors: * + * Douglas M. Pase - initial API and implementation * + *******************************************************************************/ + +// +// Configuration +// + +// Include guard +#if !defined(EXPERIMENT_H) +#define EXPERIMENT_H + +// Local includes +#include "chain.h" +#include "types.h" + + +// +// Class definition +// + +class Experiment { +public: + Experiment(); + ~Experiment(); + + int parse_args(int argc, char* argv[]); + int64 parse_number(const char* s); + float parse_real(const char* s); + + const char* placement(); + const char* access(); + + // fundamental parameters + int64 pointer_size; // number of bytes in a pointer + int64 bytes_per_line; // working set cache line size (bytes) + int64 links_per_line; // working set cache line size (links) + int64 bytes_per_page; // working set page size (in bytes) + int64 lines_per_page; // working set page size (in lines) + int64 links_per_page; // working set page size (in links) + int64 bytes_per_chain; // working set chain size (bytes) + int64 lines_per_chain; // working set chain size (lines) + int64 links_per_chain; // working set chain size (links) + int64 pages_per_chain; // working set chain size (pages) + int64 bytes_per_thread; // thread working set size (bytes) + int64 chains_per_thread;// memory loading per thread + int64 num_threads; // number of threads in the experiment + int64 bytes_per_test; // test working set size (bytes) + int64 busy_cycles; // processing cycles + bool prefetch; // use of prefetching + + float seconds; // number of seconds per experiment + int64 iterations; // number of iterations per experiment + int64 experiments; // number of experiments per test + + enum { CSV, BOTH, HEADER, TABLE } + output_mode; // results output mode + + enum { RANDOM, STRIDED, STREAM } + access_pattern; // memory access pattern + int64 stride; + + enum { LOCAL, XOR, ADD, MAP } + numa_placement; // memory allocation mode + int64 offset_or_mask; + char* placement_map; + + // maps threads and chains to numa domains + int32* thread_domain; // thread_domain[thread] + int32** chain_domain; // chain_domain[thread][chain] + int32 numa_max_domain; // highest numa domain id + int32 num_numa_domains; // number of numa domains + + char** random_state; // random state for each thread + + int strict; // strictly adhere to user input, or fail + + const static int32 DEFAULT_POINTER_SIZE = sizeof(Chain); + const static int32 DEFAULT_BYTES_PER_LINE = 64; + const static int32 DEFAULT_LINKS_PER_LINE = DEFAULT_BYTES_PER_LINE / DEFAULT_POINTER_SIZE; + const static int32 DEFAULT_BYTES_PER_PAGE = 4096; + const static int32 DEFAULT_LINES_PER_PAGE = DEFAULT_BYTES_PER_PAGE / DEFAULT_BYTES_PER_LINE; + const static int32 DEFAULT_LINKS_PER_PAGE = DEFAULT_LINES_PER_PAGE * DEFAULT_LINKS_PER_LINE; + const static int32 DEFAULT_PAGES_PER_CHAIN = 4096; + const static int32 DEFAULT_BYTES_PER_CHAIN = DEFAULT_BYTES_PER_PAGE * DEFAULT_PAGES_PER_CHAIN; + const static int32 DEFAULT_LINES_PER_CHAIN = DEFAULT_LINES_PER_PAGE * DEFAULT_PAGES_PER_CHAIN; + const static int32 DEFAULT_LINKS_PER_CHAIN = DEFAULT_LINES_PER_CHAIN * DEFAULT_BYTES_PER_LINE / DEFAULT_POINTER_SIZE; + const static int32 DEFAULT_CHAINS_PER_THREAD = 1; + const static int32 DEFAULT_BYTES_PER_THREAD = DEFAULT_BYTES_PER_CHAIN * DEFAULT_CHAINS_PER_THREAD; + const static int32 DEFAULT_THREADS = 1; + const static int32 DEFAULT_BYTES_PER_TEST = DEFAULT_BYTES_PER_THREAD * DEFAULT_THREADS; + const static int32 DEFAULT_BUSY_CYCLES = 0; + const static int32 DEFAULT_SECONDS = 1; + const static int32 DEFAULT_ITERATIONS = 0; + const static int32 DEFAULT_EXPERIMENTS = 1; + + const static int32 DEFAULT_OUTPUT_MODE = 1; + const static bool DEFAULT_PREFETCH = false; + + void alloc_local(); + void alloc_xor(); + void alloc_add(); + void alloc_map(); + + void print(); + +private: +}; + +#endif |