[PATCH] D148092: [clang][CodeGen] Break up TargetInfo.cpp [4/8]

[Sergei Barannikov via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0a86e05d1da0: [clang][CodeGen] Break up TargetInfo.cpp [4/8] 
(authored by barannikov88).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148092/new/

https://reviews.llvm.org/D148092

Files:
  clang/lib/CodeGen/TargetInfo.cpp
  clang/lib/CodeGen/TargetInfo.h


Index: clang/lib/CodeGen/TargetInfo.h
===================================================================
--- clang/lib/CodeGen/TargetInfo.h
+++ clang/lib/CodeGen/TargetInfo.h
@@ -52,6 +52,11 @@
   // by returning true from TargetInfo::checkCallingConvention for them.
   std::unique_ptr<SwiftABIInfo> SwiftInfo;
 
+  // Returns ABI info helper for the target. This is for use by derived classes.
+  template <typename T> const T &getABIInfo() const {
+    return static_cast<const T &>(*Info);
+  }
+
 public:
   TargetCodeGenInfo(std::unique_ptr<ABIInfo> Info);
   virtual ~TargetCodeGenInfo();
Index: clang/lib/CodeGen/TargetInfo.cpp
===================================================================
--- clang/lib/CodeGen/TargetInfo.cpp
+++ clang/lib/CodeGen/TargetInfo.cpp
@@ -2476,10 +2476,6 @@
         std::make_unique<SwiftABIInfo>(CGT, /*SwiftErrorInRegister=*/true);
   }
 
-  const X86_64ABIInfo &getABIInfo() const {
-    return static_cast<const X86_64ABIInfo&>(TargetCodeGenInfo::getABIInfo());
-  }
-
   /// Disable tail call on x86-64. The epilogue code before the tail jump blocks
   /// autoreleaseRV/retainRV and autoreleaseRV/unsafeClaimRV optimizations.
   bool markARCOptimizedReturnCallsAsNoTail() const override { return true; }
@@ -2516,7 +2512,7 @@
       bool HasAVXType = false;
       for (CallArgList::const_iterator
              it = args.begin(), ie = args.end(); it != ie; ++it) {
-        if (getABIInfo().isPassedUsingAVXType(it->Ty)) {
+        if (getABIInfo<X86_64ABIInfo>().isPassedUsingAVXType(it->Ty)) {
           HasAVXType = true;
           break;
         }
@@ -6388,10 +6384,6 @@
     SwiftInfo = std::make_unique<ARMSwiftABIInfo>(CGT);
   }
 
-  const ARMABIInfo &getABIInfo() const {
-    return static_cast<const ARMABIInfo&>(TargetCodeGenInfo::getABIInfo());
-  }
-
   int getDwarfEHStackPointer(CodeGen::CodeGenModule &M) const override {
     return 13;
   }
@@ -6410,7 +6402,8 @@
   }
 
   unsigned getSizeOfUnwindException() const override {
-    if (getABIInfo().isEABI()) return 88;
+    if (getABIInfo<ARMABIInfo>().isEABI())
+      return 88;
     return TargetCodeGenInfo::getSizeOfUnwindException();
   }
 
@@ -6477,7 +6470,7 @@
 
     Fn->addFnAttr("interrupt", Kind);
 
-    ARMABIKind ABI = cast<ARMABIInfo>(getABIInfo()).getABIKind();
+    ARMABIKind ABI = getABIInfo<ARMABIInfo>().getABIKind();
     if (ABI == ARMABIKind::APCS)
       return;
 
@@ -7415,10 +7408,6 @@
 class SystemZTargetCodeGenInfo : public TargetCodeGenInfo {
   ASTContext &Ctx;
 
-  const SystemZABIInfo &getABIInfo() const {
-    return static_cast<const SystemZABIInfo&>(TargetCodeGenInfo::getABIInfo());
-  }
-
   // These are used for speeding up the search for a visible vector ABI.
   mutable bool HasVisibleVecABIFlag = false;
   mutable std::set<const Type *> SeenTypes;
@@ -7867,8 +7856,9 @@
     // it will be passed in a vector register. A wide (>16 bytes) vector will
     // be passed via "hidden" pointer where any extra alignment is not
     // required (per GCC).
-    const Type *SingleEltTy =
-      getABIInfo().GetSingleElementType(QualType(Ty, 0)).getTypePtr();
+    const Type *SingleEltTy = getABIInfo<SystemZABIInfo>()
+                                  .GetSingleElementType(QualType(Ty, 0))
+                                  .getTypePtr();
     bool SingleVecEltStruct = SingleEltTy != Ty && SingleEltTy->isVectorType() &&
       Ctx.getTypeSize(SingleEltTy) == Ctx.getTypeSize(Ty);
     if (Ty->isVectorType() || SingleVecEltStruct)
@@ -11841,10 +11831,6 @@
 public:
   BPFTargetCodeGenInfo(CodeGenTypes &CGT)
       : TargetCodeGenInfo(std::make_unique<BPFABIInfo>(CGT)) {}
-
-  const BPFABIInfo &getABIInfo() const {
-    return static_cast<const BPFABIInfo&>(TargetCodeGenInfo::getABIInfo());
-  }
 };
 
 }

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