Move PPCFrameLowering into PPCSubtarget from PPCTargetMachine. Use

the initializeSubtargetDependencies code to obtain an initialized
subtarget and migrate a couple of subtarget using functions to the
.cpp file to avoid circular includes.

llvm-svn: 210822

1 files changed, 9 insertions, 4 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
index 74a1392190b..107b9897d59 100644
--- a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
+++ b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -32,14 +32,19 @@ using namespace llvm;
 #define GET_SUBTARGETINFO_CTOR
 #include "PPCGenSubtargetInfo.inc"
 
+PPCSubtarget &PPCSubtarget::initializeSubtargetDependencies(StringRef CPU,
+                                                            StringRef FS) {
+  initializeEnvironment();
+  resetSubtargetFeatures(CPU, FS);
+  return *this;
+}
+
 PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU,
                            const std::string &FS, bool is64Bit,
                            CodeGenOpt::Level OptLevel)
     : PPCGenSubtargetInfo(TT, CPU, FS), IsPPC64(is64Bit), TargetTriple(TT),
-      OptLevel(OptLevel) {
-  initializeEnvironment();
-  resetSubtargetFeatures(CPU, FS);
-}
+      OptLevel(OptLevel),
+      FrameLowering(initializeSubtargetDependencies(CPU, FS)) {}
 
 /// SetJITMode - This is called to inform the subtarget info that we are
 /// producing code for the JIT.