@echo ""
@echo "Supported compilers:"
@echo ""
- @echo "gcc > Gnu compiler (default)"
- @echo "mingw > Gnu compiler with MinGW under Windows"
+ @echo "gcc > GNU compiler (default)"
+ @echo "mingw > GNU compiler with MinGW under Windows"
@echo "clang > LLVM Clang compiler"
@echo "icx > Intel oneAPI DPC++/C++ Compiler"
@echo "ndk > Google NDK to cross-compile for Android"
union { Bitboard bb; uint16_t u[4]; } v = { b };
return PopCnt16[v.u[0]] + PopCnt16[v.u[1]] + PopCnt16[v.u[2]] + PopCnt16[v.u[3]];
-#elif defined(_MSC_VER) || defined(__INTEL_COMPILER)
+#elif defined(_MSC_VER)
return (int)_mm_popcnt_u64(b);
/// lsb() and msb() return the least/most significant bit in a non-zero bitboard
-#if defined(__GNUC__) // GCC, Clang, ICC
+#if defined(__GNUC__) // GCC, Clang, ICX
inline Square lsb(Bitboard b) {
assert(b);
/// Predefined macros hell:
///
-/// __GNUC__ Compiler is gcc, Clang or Intel on Linux
-/// __INTEL_COMPILER Compiler is Intel
-/// _MSC_VER Compiler is MSVC or Intel on Windows
-/// _WIN32 Building on Windows (any)
-/// _WIN64 Building on Windows 64 bit
+/// __GNUC__ Compiler is GCC, Clang or ICX
+/// __clang__ Compiler is Clang or ICX
+/// __INTEL_LLVM_COMPILER Compiler is ICX
+/// _MSC_VER Compiler is MSVC
+/// _WIN32 Building on Windows (any)
+/// _WIN64 Building on Windows 64 bit
std::string compiler = "\nCompiled by ";
- #ifdef __clang__
+ #if defined(__INTEL_LLVM_COMPILER)
+ compiler += "ICX ";
+ compiler += stringify(__INTEL_LLVM_COMPILER);
+ #elif defined(__clang__)
compiler += "clang++ ";
compiler += make_version_string(__clang_major__, __clang_minor__, __clang_patchlevel__);
- #elif __INTEL_COMPILER
- compiler += "Intel compiler ";
- compiler += "(version ";
- compiler += stringify(__INTEL_COMPILER) " update " stringify(__INTEL_COMPILER_UPDATE);
- compiler += ")";
#elif _MSC_VER
compiler += "MSVC ";
compiler += "(version ";
void prefetch(void* addr) {
-# if defined(__INTEL_COMPILER)
- // This hack prevents prefetches from being optimized away by
- // Intel compiler. Both MSVC and gcc seem not be affected by this.
- __asm__ ("");
-# endif
-
-# if defined(__INTEL_COMPILER) || defined(_MSC_VER)
+# if defined(_MSC_VER)
_mm_prefetch((char*)addr, _MM_HINT_T0);
# else
__builtin_prefetch(addr);
/// Predefined macros hell:
///
-/// __GNUC__ Compiler is gcc, Clang or Intel on Linux
-/// __INTEL_COMPILER Compiler is Intel
-/// _MSC_VER Compiler is MSVC or Intel on Windows
-/// _WIN32 Building on Windows (any)
-/// _WIN64 Building on Windows 64 bit
+/// __GNUC__ Compiler is GCC, Clang or ICX
+/// __clang__ Compiler is Clang or ICX
+/// __INTEL_LLVM_COMPILER Compiler is ICX
+/// _MSC_VER Compiler is MSVC
+/// _WIN32 Building on Windows (any)
+/// _WIN64 Building on Windows 64 bit
#if defined(__GNUC__ ) && (__GNUC__ < 9 || (__GNUC__ == 9 && __GNUC_MINOR__ <= 2)) && defined(_WIN32) && !defined(__clang__)
#define ALIGNAS_ON_STACK_VARIABLES_BROKEN
# define IS_64BIT
#endif
-#if defined(USE_POPCNT) && (defined(__INTEL_COMPILER) || defined(_MSC_VER))
-# include <nmmintrin.h> // Intel and Microsoft header for _mm_popcnt_u64()
+#if defined(USE_POPCNT) && defined(_MSC_VER)
+# include <nmmintrin.h> // Microsoft header for _mm_popcnt_u64()
#endif
-#if !defined(NO_PREFETCH) && (defined(__INTEL_COMPILER) || defined(_MSC_VER))
-# include <xmmintrin.h> // Intel and Microsoft header for _mm_prefetch()
+#if !defined(NO_PREFETCH) && defined(_MSC_VER)
+# include <xmmintrin.h> // Microsoft header for _mm_prefetch()
#endif
#if defined(USE_PEXT)