along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-
#if !defined(TYPES_H_INCLUDED)
#define TYPES_H_INCLUDED
-#if !defined(_MSC_VER)
+#include <cstdlib>
-#include <inttypes.h>
+#if defined(_MSC_VER)
-#else
+// Disable some silly and noisy warning from MSVC compiler
+#pragma warning(disable: 4800) // Forcing value to bool 'true' or 'false'
+#pragma warning(disable: 4127) // Conditional expression is constant
+#pragma warning(disable: 4146) // Unary minus operator applied to unsigned type
-typedef __int8 int8_t;
-typedef unsigned __int8 uint8_t;
-typedef __int16 int16;
+// MSVC does not support <inttypes.h>
+typedef signed __int8 int8_t;
+typedef unsigned __int8 uint8_t;
+typedef signed __int16 int16_t;
typedef unsigned __int16 uint16_t;
-typedef __int32 int32_t;
+typedef signed __int32 int32_t;
typedef unsigned __int32 uint32_t;
-typedef __int64 int64_t;
+typedef signed __int64 int64_t;
typedef unsigned __int64 uint64_t;
-typedef __int16 int16_t;
-typedef __int64 int64_t;
+#else
-#endif // !defined(_MSC_VER)
+#include <inttypes.h>
-// Hash keys
-typedef uint64_t Key;
+#endif
-// Bitboard type
+// Our hash key and bitboard types
+typedef uint64_t Key;
typedef uint64_t Bitboard;
+#define Min(x, y) (((x) < (y)) ? (x) : (y))
+#define Max(x, y) (((x) < (y)) ? (y) : (x))
////
//// Configuration
//// -DUSE_POPCNT | Add runtime support for use of popcnt asm-instruction.
//// | Works only in 64-bit mode. For compiling requires hardware
//// | with popcnt support. Around 4% speed-up.
+////
+//// -DOLD_LOCKS | By default under Windows are used the fast Slim Reader/Writer (SRW)
+//// | Locks and Condition Variables: these are not supported by Windows XP
+//// | and older, to compile for those platforms you should enable OLD_LOCKS.
// Automatic detection for 64-bit under Windows
#if defined(_WIN64)
#define USE_BSFQ
#endif
+// Intel header for _mm_popcnt_u64() intrinsic
+#if defined(USE_POPCNT) && defined(_MSC_VER) && defined(__INTEL_COMPILER)
+#include <nmmintrin.h>
+#endif
+
// Cache line alignment specification
#if defined(_MSC_VER) || defined(__INTEL_COMPILER)
#define CACHE_LINE_ALIGNMENT __declspec(align(64))
}
#endif
+// Define FORCE_INLINE macro to force inlining overriding compiler choice
+#if defined(_MSC_VER)
+#define FORCE_INLINE __forceinline
+#elif defined(__GNUC__)
+#define FORCE_INLINE inline __attribute__((always_inline))
+#else
+#define FORCE_INLINE inline
+#endif
-// Templetized enum operations, we avoid to repeat the same inlines for each
-// different enum.
-
-template<typename T>
-inline T operator+ (const T d1, const T d2) { return T(int(d1) + int(d2)); }
-
-template<typename T>
-inline T operator- (const T d1, const T d2) { return T(int(d1) - int(d2)); }
-
-template<typename T>
-inline T operator* (int i, const T d) { return T(int(d) * i); }
-
-template<typename T>
-inline T operator/ (const T d, int i) { return T(int(d) / i); }
-
-template<typename T>
-inline T operator- (const T d) { return T(-int(d)); }
-
-template<typename T>
-inline void operator++ (T& d, int) { d = T(int(d) + 1); }
-
-template<typename T>
-inline void operator-- (T& d, int) { d = T(int(d) - 1); }
+// Operators used by enum types like Depth, Piece, Square and so on.
+
+#define ENABLE_OPERATORS_ON(T) \
+inline T operator+ (const T d1, const T d2) { return T(int(d1) + int(d2)); } \
+inline T operator- (const T d1, const T d2) { return T(int(d1) - int(d2)); } \
+inline T operator* (int i, const T d) { return T(i * int(d)); } \
+inline T operator* (const T d, int i) { return T(int(d) * i); } \
+inline T operator/ (const T d, int i) { return T(int(d) / i); } \
+inline T operator- (const T d) { return T(-int(d)); } \
+inline T operator++ (T& d, int) {d = T(int(d) + 1); return d; } \
+inline T operator-- (T& d, int) { d = T(int(d) - 1); return d; } \
+inline void operator+= (T& d1, const T d2) { d1 = d1 + d2; } \
+inline void operator-= (T& d1, const T d2) { d1 = d1 - d2; } \
+inline void operator*= (T& d, int i) { d = T(int(d) * i); } \
+inline void operator/= (T& d, int i) { d = T(int(d) / i); }
+
+
+/// cpu_has_popcnt() detects support for popcnt instruction at runtime
+inline bool cpu_has_popcnt() {
+
+ int CPUInfo[4] = {-1};
+ __cpuid(CPUInfo, 0x00000001);
+ return (CPUInfo[2] >> 23) & 1;
+}
-template<typename T>
-inline void operator+= (T& d1, const T d2) { d1 = d1 + d2; }
+/// CpuHasPOPCNT is a global constant initialized at startup that
+/// is set to true if CPU on which application runs supports popcnt
+/// hardware instruction. Unless USE_POPCNT is not defined.
+#if defined(USE_POPCNT)
+const bool CpuHasPOPCNT = cpu_has_popcnt();
+#else
+const bool CpuHasPOPCNT = false;
+#endif
-template<typename T>
-inline void operator*= (T& d, int i) { d = T(int(d) * i); }
-template<typename T>
-inline void operator/= (T &d, int i) { d = T(int(d) / i); }
+/// CpuIs64Bit is a global constant initialized at compile time that
+/// is set to true if CPU on which application runs is a 64 bits.
+#if defined(IS_64BIT)
+const bool CpuIs64Bit = true;
+#else
+const bool CpuIs64Bit = false;
+#endif
#endif // !defined(TYPES_H_INCLUDED)