void run() {
Performance p;
printf("Allocating buffers\n");
text_buf = alloc_shared_buffer<char> (LENGTH_OF_TEXT, &text_c);
pattern_buf= alloc_shared_buffer<char> (LENGTH_OF_PATTERN, &pattern_c);
result_buf= alloc_shared_buffer<char> (1, &result_c);
result_c[0] = 0;
init_string( text_c, pattern_c );
printf("Initializing kernels\n");
size_t task_dim = 1;
clKernelSet kernel_set (device, context, program);
// kernel_set.addKernel ("text_processor", 1, &task_dim, text_buf, LENGTH_OF_TEXT);
// kernel_set.addKernel ("word_processor", 1, &task_dim);
kernel_set.addKernel ("word_processor", 1, &task_dim, text_buf, LENGTH_OF_TEXT);
kernel_set.addKernel ("matching", 1, &task_dim, pattern_buf, LENGTH_OF_PATTERN, result_buf);
printf("Launching the kernel...\n");
p.start();
kernel_set.launch();
printf(" start waiting.... \n");
kernel_set.finish();
p.stop();
printf(" done Execution (OpenCL Channel) time = (%u,%u), result = %d\n", p.report_sec(), p.report_usec(),result_c[0]);
test_in_cpu( text_c, pattern_c );
return;
}
void test_in_cpu( char* text, char* pattern )
{
Performance p;
p.start();
bool match = false;
int count = 0;
for( int n = 0 ; n < LENGTH_OF_TEXT - 1; n ++ ) {
int m = 0;
if( n == 0 || text[n-1] == ' ' ) {
for( ; m < LENGTH_OF_PATTERN - 1; m ++ ) {
if( pattern[m] != text[n+m] )
break;
}
}
if( m == LENGTH_OF_PATTERN - 1 )
count ++;
}
p.stop();
printf(" done Execution (CPU) time = (%u,%u), result = %d\n", p.report_sec(), p.report_usec(),count);
}