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Cleanup code after dropping ICC support in favor of ICX

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The commit removes all uses of ICC's __INTEL_COMPILER macro and other
references to ICC. It also adds ICX info to the compiler command and
fixes two typos in Makefile's help output.

closes https://github.com/official-stockfish/Stockfish/pull/4769

No functional change
This commit is contained in:
Sebastian Buchwald
2023-08-31 21:56:34 +02:00
committed by Disservin
parent 3d1b067d85
commit b9319c4fa4
4 changed files with 25 additions and 31 deletions
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src/misc.cpp
+11 -18
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@@ -193,22 +193,21 @@ std::string compiler_info() {
/// 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 ";
@@ -425,13 +424,7 @@ void prefetch(void*) {}
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);