//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Nate Begeman and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include <string>
+// GCC #defines PPC on Linux but we use it as our namespace name
+#undef PPC
+
namespace llvm {
namespace PPC {
// -m directive values.
enum {
+ DIR_NONE,
DIR_32,
DIR_601,
DIR_602,
bool HasAltivec;
bool HasFSQRT;
bool HasSTFIWX;
- bool IsDarwin;
bool HasLazyResolverStubs;
+
+ /// DarwinVers - Nonzero if this is a darwin platform. Otherwise, the numeric
+ /// version of the platform, e.g. 8 = 10.4 (Tiger), 9 = 10.5 (Leopard), etc.
+ unsigned char DarwinVers; // Is any darwin-ppc platform.
public:
/// This constructor initializes the data members to match that
/// of the specified module.
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
- void ParseSubtargetFeatures(const std::string &FS, const std::string &CPU);
+ std::string ParseSubtargetFeatures(const std::string &FS,
+ const std::string &CPU);
+
/// SetJITMode - This is called to inform the subtarget info that we are
/// producing code for the JIT.
/// getTargetDataString - Return the pointer size and type alignment
/// properties of this subtarget.
const char *getTargetDataString() const {
- return isPPC64() ? "E-p:64:64-d:32-l:32" : "E-p:32:32-d:32-l:32";
+ // Note, the alignment values for f64 and i64 on ppc64 in Darwin
+ // documentation are wrong; these are correct (i.e. "what gcc does").
+ return isPPC64() ? "E-p:64:64-f64:64:64-i64:64:64-f128:64:128"
+ : "E-p:32:32-f64:32:64-i64:32:64-f128:64:128";
}
/// isPPC64 - Return true if we are generating code for 64-bit pointer mode.
bool hasAltivec() const { return HasAltivec; }
bool isGigaProcessor() const { return IsGigaProcessor; }
- bool isDarwin() const { return IsDarwin; }
+ /// isDarwin - True if this is any darwin platform.
+ bool isDarwin() const { return DarwinVers != 0; }
+ /// isDarwin - True if this is darwin9 (leopard, 10.5) or above.
+ bool isDarwin9() const { return DarwinVers >= 9; }
+
+ /// getDarwinVers - Return the darwin version number, 8 = tiger, 9 = leopard.
+ unsigned getDarwinVers() const { return DarwinVers; }
+
+ bool isDarwinABI() const { return isDarwin() || IsPPC64; }
+ bool isSVR4ABI() const { return !isDarwin() && !IsPPC64; }
unsigned getAsmFlavor() const {
return AsmFlavor != Unset ? unsigned(AsmFlavor) : 0;