Implement getModuleMatchQuality and getJITMatchQuality() for PowerPC

llvm-svn: 14780

2 files changed, 23 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp b/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
index 16326431356..25c7fc0959e 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
@@ -28,6 +28,26 @@ namespace {
   RegisterTarget<PowerPCTargetMachine> X("powerpc", "  PowerPC (experimental)");
 }
 
+unsigned PowerPCTargetMachine::getJITMatchQuality() {
+#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)
+  return 10;
+#else
+  return 0;
+#endif
+}
+  
+unsigned PowerPCTargetMachine::getModuleMatchQuality(const Module &M) {
+  if (M.getEndianness()  == Module::BigEndian &&
+      M.getPointerSize() == Module::Pointer32)
+    return 10;                                   // Direct match
+  else if (M.getEndianness() != Module::AnyEndianness ||
+           M.getPointerSize() != Module::AnyPointerSize)
+    return 0;                                    // Match for some other target
+
+  return getJITMatchQuality()/2;
+}
+
+
 /// PowerPCTargetMachine ctor - Create an ILP32 architecture model
 ///
 /// FIXME: Should double alignment be 8 bytes?  Then we get a PtrAl != DoubleAl
diff --git a/llvm/lib/Target/PowerPC/PowerPCTargetMachine.h b/llvm/lib/Target/PowerPC/PowerPCTargetMachine.h
index 8c2b73129e6..d3f3d4d76a5 100644
--- a/llvm/lib/Target/PowerPC/PowerPCTargetMachine.h
+++ b/llvm/lib/Target/PowerPC/PowerPCTargetMachine.h
@@ -50,6 +50,9 @@ public:
                                           MachineCodeEmitter &MCE);
   
   virtual bool addPassesToEmitAssembly(PassManager &PM, std::ostream &Out);
+
+  static unsigned getModuleMatchQuality(const Module &M);
+  static unsigned getJITMatchQuality();
 };
 
 } // end namespace llvm