diff options
Diffstat (limited to 'src/Main.c')
| -rw-r--r-- | src/Main.c | 114 |
1 files changed, 59 insertions, 55 deletions
@@ -9,7 +9,6 @@ * Douglas M. Pase - initial API and implementation * *******************************************************************************/ - #include <stdio.h> #include "Main.h" @@ -21,70 +20,75 @@ #include "Experiment.h" #include "SpinBarrier.h" - // This program allocates and accesses - // a number of blocks of memory, one or more - // for each thread that executes. Blocks - // are divided into sub-blocks called - // pages, and pages are divided into - // sub-blocks called cache lines. - // - // All pages are collected into a list. - // Pages are selected for the list in - // a particular order. Each cache line - // within the page is similarly gathered - // into a list in a particular order. - // In both cases the order may be random - // or linear. - // - // A root pointer points to the first - // cache line. A pointer in the cache - // line points to the next cache line, - // which contains a pointer to the cache - // line after that, and so on. This - // forms a pointer chain that touches all - // cache lines within the first page, - // then all cache lines within the second - // page, and so on until all pages are - // covered. The last pointer contains - // NULL, terminating the chain. - // - // Depending on compile-time options, - // pointers may be 32-bit or 64-bit - // pointers. +// This program allocates and accesses +// a number of blocks of memory, one or more +// for each thread that executes. Blocks +// are divided into sub-blocks called +// pages, and pages are divided into +// sub-blocks called cache lines. +// +// All pages are collected into a list. +// Pages are selected for the list in +// a particular order. Each cache line +// within the page is similarly gathered +// into a list in a particular order. +// In both cases the order may be random +// or linear. +// +// A root pointer points to the first +// cache line. A pointer in the cache +// line points to the next cache line, +// which contains a pointer to the cache +// line after that, and so on. This +// forms a pointer chain that touches all +// cache lines within the first page, +// then all cache lines within the second +// page, and so on until all pages are +// covered. The last pointer contains +// NULL, terminating the chain. +// +// Depending on compile-time options, +// pointers may be 32-bit or 64-bit +// pointers. int verbose = 0; -int -main( int argc, char* argv[] ) -{ - Timer::calibrate(10000); - double clk_res = Timer::resolution(); +int main(int argc, char* argv[]) { + Timer + ::calibrate(10000); + double clk_res = Timer + ::resolution(); - Experiment e; - if (e.parse_args(argc, argv)) { - return 0; - } + Experiment e; + if (e.parse_args(argc, argv)) { + return 0; + } #if defined(UNDEFINED) - e.print(); - if (argv != NULL) return 0; + e.print(); + if (argv != NULL) return 0; #endif - SpinBarrier sb( e.num_threads ); - Run r[ e.num_threads ]; - for (int i=0; i < e.num_threads; i++) { - r[i].set( e, &sb ); - r[i].start(); - } + SpinBarrier + sb(e.num_threads); + Run r[e.num_threads]; + for (int i = 0; i < e.num_threads; i++) { + r[i].set(e, &sb); + r[i].start(); + } - for (int i=0; i < e.num_threads; i++) { - r[i].wait(); - } + for (int i = 0; i < e.num_threads; i++) { + r[i].wait(); + } - int64 ops = Run::ops_per_chain(); - double secs = Run::seconds(); + int64 + ops = Run + ::ops_per_chain(); + double secs = Run + ::seconds(); - Output::print(e, ops, secs, clk_res); + Output + ::print(e, ops, secs, clk_res); - return 0; + return 0; } |