- Added MCSubtargetInfo to capture subtarget features and scheduling

  itineraries.
- Refactor TargetSubtarget to be based on MCSubtargetInfo.
- Change tablegen generated subtarget info to initialize MCSubtargetInfo
  and hide more details from targets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134257 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 10 insertions, 4 deletions

diff --git a/lib/Target/SystemZ/SystemZSubtarget.cpp b/lib/Target/SystemZ/SystemZSubtarget.cpp
index 95521b2..33c9906 100644
--- a/lib/Target/SystemZ/SystemZSubtarget.cpp
+++ b/lib/Target/SystemZ/SystemZSubtarget.cpp
@@ -13,16 +13,20 @@
 
 #include "SystemZSubtarget.h"
 #include "SystemZ.h"
-#include "SystemZGenSubtarget.inc"
 #include "llvm/GlobalValue.h"
 #include "llvm/Target/TargetMachine.h"
 
+#define GET_SUBTARGETINFO_CTOR
+#define GET_SUBTARGETINFO_MC_DESC
+#define GET_SUBTARGETINFO_TARGET_DESC
+#include "SystemZGenSubtarget.inc"
+
 using namespace llvm;
 
 SystemZSubtarget::SystemZSubtarget(const std::string &TT, 
                                    const std::string &CPU,
                                    const std::string &FS):
-  HasZ10Insts(false) {
+  SystemZGenSubtargetInfo(), HasZ10Insts(false) {
   std::string CPUName = CPU;
   if (CPUName.empty())
     CPUName = "z9";
diff --git a/lib/Target/SystemZ/SystemZSubtarget.h b/lib/Target/SystemZ/SystemZSubtarget.h
index 453471c..a08f2da 100644
--- a/lib/Target/SystemZ/SystemZSubtarget.h
+++ b/lib/Target/SystemZ/SystemZSubtarget.h
@@ -15,14 +15,16 @@
 #define LLVM_TARGET_SystemZ_SUBTARGET_H
 
 #include "llvm/Target/TargetSubtarget.h"
-
 #include <string>
 
+#define GET_SUBTARGETINFO_HEADER
+#include "SystemZGenSubtarget.inc"
+
 namespace llvm {
 class GlobalValue;
 class TargetMachine;
 
-class SystemZSubtarget : public TargetSubtarget {
+class SystemZSubtarget : public SystemZGenSubtargetInfo {
   bool HasZ10Insts;
 public:
   /// This constructor initializes the data members to match that