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Diffstat (limited to 'lib/System/Unix/Host.inc')
-rw-r--r-- | lib/System/Unix/Host.inc | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/lib/System/Unix/Host.inc b/lib/System/Unix/Host.inc deleted file mode 100644 index c76d6a4..0000000 --- a/lib/System/Unix/Host.inc +++ /dev/null @@ -1,96 +0,0 @@ - //===- llvm/System/Unix/Host.inc -------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the UNIX Host support. -// -//===----------------------------------------------------------------------===// - -//===----------------------------------------------------------------------===// -//=== WARNING: Implementation here must contain only generic UNIX code that -//=== is guaranteed to work on *all* UNIX variants. -//===----------------------------------------------------------------------===// - -#include "llvm/Config/config.h" -#include "llvm/ADT/StringRef.h" -#include "Unix.h" -#include <sys/utsname.h> -#include <string> - -using namespace llvm; - -static std::string getOSVersion() { - struct utsname info; - - if (uname(&info)) - return ""; - - return info.release; -} - -std::string sys::getHostTriple() { - // FIXME: Derive directly instead of relying on the autoconf generated - // variable. - - StringRef HostTripleString(LLVM_HOSTTRIPLE); - std::pair<StringRef, StringRef> ArchSplit = HostTripleString.split('-'); - - // Normalize the arch, since the host triple may not actually match the host. - std::string Arch = ArchSplit.first; - - // It would be nice to do this in terms of llvm::Triple, but that is in - // Support which is layered above us. -#if defined(__x86_64__) - Arch = "x86_64"; -#elif defined(__i386__) - Arch = "i386"; -#elif defined(__ppc64__) - Arch = "powerpc64"; -#elif defined(__ppc__) - Arch = "powerpc"; -#elif defined(__arm__) - - // FIXME: We need to pick the right ARM triple (which involves querying the - // chip). However, for now this is most important for LLVM arch selection, so - // we only need to make sure to distinguish ARM and Thumb. -# if defined(__thumb__) - Arch = "thumb"; -# else - Arch = "arm"; -# endif - -#else - - // FIXME: When enough auto-detection is in place, this should just - // #error. Then at least the arch selection is done, and we only need the OS - // etc selection to kill off the use of LLVM_HOSTTRIPLE. - -#endif - - std::string Triple(Arch); - Triple += '-'; - Triple += ArchSplit.second; - - // Force i<N>86 to i386. - if (Triple[0] == 'i' && isdigit(Triple[1]) && - Triple[2] == '8' && Triple[3] == '6') - Triple[1] = '3'; - - // On darwin, we want to update the version to match that of the - // host. - std::string::size_type DarwinDashIdx = Triple.find("-darwin"); - if (DarwinDashIdx != std::string::npos) { - Triple.resize(DarwinDashIdx + strlen("-darwin")); - - // Only add the major part of the os version. - std::string Version = getOSVersion(); - Triple += Version.substr(0, Version.find('.')); - } - - return Triple; -} |