}
-/// init_threads() is called during startup. It launches all helper threads,
-/// and initializes the split point stack and the global locks and condition
-/// objects.
+/// init_search() is called during startup. It initializes various
+/// lookup tables.
-void init_threads() {
-
- volatile int i;
- bool ok;
-
-#if !defined(_MSC_VER)
- pthread_t pthread[1];
-#endif
+void init_search() {
// Init our reduction lookup tables
- for (i = 1; i < 64; i++) // i == depth
+ for (int i = 1; i < 64; i++) // i == depth (OnePly = 1)
for (int j = 1; j < 64; j++) // j == moveNumber
{
double pvRed = 0.5 + log(double(i)) * log(double(j)) / 6.0;
}
// Init futility margins array
- for (i = 0; i < 14; i++) // i == depth (OnePly = 2)
+ for (int i = 0; i < 14; i++) // i == depth (OnePly = 2)
for (int j = 0; j < 64; j++) // j == moveNumber
{
FutilityMarginsMatrix[i][j] = (i < 2 ? 0 : 112 * bitScanReverse32(i * i / 2)) - 8 * j; // FIXME: test using log instead of BSR
}
// Init futility move count array
- for (i = 0; i < 32; i++) // i == depth (OnePly = 2)
+ for (int i = 0; i < 32; i++) // i == depth (OnePly = 2)
FutilityMoveCountArray[i] = 3 + (1 << (3 * i / 8));
+}
+
+
+/// init_threads() is called during startup. It launches all helper threads,
+/// and initializes the split point stack and the global locks and condition
+/// objects.
+
+void init_threads() {
+
+ volatile int i;
+ bool ok;
+
+#if !defined(_MSC_VER)
+ pthread_t pthread[1];
+#endif
for (i = 0; i < THREAD_MAX; i++)
Threads[i].activeSplitPoints = 0;
//// Prototypes
////
+extern void init_search();
extern void init_threads();
extern void stop_threads();
extern bool think(const Position &pos, bool infinite, bool ponder, int side_to_move,