Introduce an enumeration for the x86 CPUs recognized by Clang. I've
tried to give these nice doxyments, but if I've gotten any of my history
wrong, please chime in.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140684 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 528f4a7..16c0c10 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1168,6 +1168,130 @@
// FIXME: Make this an enum and parse into the enum when set.
std::string CPU;
+ /// \brief Enumeration of all of the X86 CPUs supported by Clang.
+ ///
+ /// Each enumeration represents a particular CPU supported by Clang. These
+ /// loosely correspond to the options passed to '-march' or '-mtune' flags.
+ enum CPUKind {
+ CK_Generic,
+
+ /// \name i386
+ /// i386-generation processors.
+ //@{
+ CK_i386,
+ //@}
+
+ /// \name i486
+ /// i486-generation processors.
+ //@{
+ CK_i486,
+ CK_WinChipC6,
+ CK_WinChip2,
+ CK_C3,
+ //@}
+
+ /// \name i586
+ /// i586-generation processors, P5 microarchitecture based.
+ //@{
+ CK_i586,
+ CK_Pentium,
+ CK_PentiumMMX,
+ //@}
+
+ /// \name i686
+ /// i686-generation processors, P6 / Pentium M microarchitecture based.
+ //@{
+ CK_i686,
+ CK_PentiumPro,
+ CK_Pentium2,
+ CK_Pentium3,
+ CK_Pentium3M,
+ CK_PentiumM,
+ CK_C3_2,
+
+ /// This enumerator is a bit odd, as GCC no longer accepts -march=yonah.
+ /// Clang however has some logic to suport this.
+ // FIXME: Warn, deprecate, and potentially remove this.
+ CK_Yonah,
+ //@}
+
+ /// \name Netburst
+ /// Netburt microarchitecture based processors.
+ //@{
+ CK_Pentium4,
+ CK_Pentium4M,
+ CK_Prescott,
+ CK_Nocona,
+ //@}
+
+ /// \name Core
+ /// Core microarchitecture based processors.
+ //@{
+ CK_Core2,
+
+ /// This enumerator, like \see CK_Yonah, is a bit odd. It is another
+ /// codename which GCC no longer accepts as an option to -march, but Clang
+ /// has some logic for recognizing it.
+ // FIXME: Warn, deprecate, and potentially remove this.
+ CK_Penryn,
+ //@}
+
+ /// \name Atom
+ /// Atom processors
+ //@{
+ CK_Atom,
+ //@}
+
+ /// \name Nehalem
+ /// Nehalem microarchitecture based processors.
+ //@{
+ CK_Corei7,
+ CK_Corei7AVX,
+ CK_Corei7AVXi,
+ //@}
+
+ /// \name K6
+ /// K6 architecture processors.
+ //@{
+ CK_K6,
+ CK_K6_2,
+ CK_K6_3,
+ //@}
+
+ /// \name K7
+ /// K7 architecture processors.
+ //@{
+ CK_Athlon,
+ CK_AthlonThunderbird,
+ CK_Athlon4,
+ CK_AthlonXP,
+ CK_AthlonMP,
+ //@}
+
+ /// \name K8
+ /// K8 architecture processors.
+ //@{
+ CK_Athlon64,
+ CK_Athlon64SSE3,
+ CK_AthlonFX,
+ CK_K8,
+ CK_K8SSE,
+ CK_Opteron,
+ CK_OpteronSSE3,
+
+ /// This specification is deprecated and will be removed in the future.
+ /// Users should prefer \see CK_K8.
+ // FIXME: Warn on this when the CPU is set to it.
+ CK_x86_64,
+ //@}
+
+ /// \name Geode
+ /// Geode processors.
+ //@{
+ CK_Geode
+ //@}
+ };
+
public:
X86TargetInfo(const std::string& triple)
: TargetInfo(triple), SSELevel(NoSSE), MMX3DNowLevel(NoMMX3DNow),