[PATCH] D94979: [CGExpr] Use getCharWidth() more consistently in CCGExprConstant. NFC

[Bjorn Pettersson 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 rGea2cfda386f1: [CGExpr] Use getCharWidth() more consistently 
in CCGExprConstant. NFC (authored by bjope).

Changed prior to commit:
  https://reviews.llvm.org/D94979?vs=318135&id=318607#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94979/new/

https://reviews.llvm.org/D94979

Files:
  clang/lib/CodeGen/CGExprConstant.cpp
  clang/lib/CodeGen/CodeGenModule.cpp
  clang/lib/CodeGen/CodeGenTypeCache.h


Index: clang/lib/CodeGen/CodeGenTypeCache.h
===================================================================
--- clang/lib/CodeGen/CodeGenTypeCache.h
+++ clang/lib/CodeGen/CodeGenTypeCache.h
@@ -41,6 +41,9 @@
   /// int
   llvm::IntegerType *IntTy;
 
+  /// char
+  llvm::IntegerType *CharTy;
+
   /// intptr_t, size_t, and ptrdiff_t, which we assume are the same size.
   union {
     llvm::IntegerType *IntPtrTy;
Index: clang/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenModule.cpp
+++ clang/lib/CodeGen/CodeGenModule.cpp
@@ -123,6 +123,8 @@
     
C.toCharUnitsFromBits(C.getTargetInfo().getMaxPointerWidth()).getQuantity();
   IntAlignInBytes =
     C.toCharUnitsFromBits(C.getTargetInfo().getIntAlign()).getQuantity();
+  CharTy =
+    llvm::IntegerType::get(LLVMContext, C.getTargetInfo().getCharWidth());
   IntTy = llvm::IntegerType::get(LLVMContext, C.getTargetInfo().getIntWidth());
   IntPtrTy = llvm::IntegerType::get(LLVMContext,
     C.getTargetInfo().getMaxPointerWidth());
Index: clang/lib/CodeGen/CGExprConstant.cpp
===================================================================
--- clang/lib/CodeGen/CGExprConstant.cpp
+++ clang/lib/CodeGen/CGExprConstant.cpp
@@ -58,14 +58,14 @@
   }
 
   llvm::Constant *getPadding(CharUnits PadSize) const {
-    llvm::Type *Ty = CGM.Int8Ty;
+    llvm::Type *Ty = CGM.CharTy;
     if (PadSize > CharUnits::One())
       Ty = llvm::ArrayType::get(Ty, PadSize.getQuantity());
     return llvm::UndefValue::get(Ty);
   }
 
   llvm::Constant *getZeroes(CharUnits ZeroSize) const {
-    llvm::Type *Ty = llvm::ArrayType::get(CGM.Int8Ty, ZeroSize.getQuantity());
+    llvm::Type *Ty = llvm::ArrayType::get(CGM.CharTy, ZeroSize.getQuantity());
     return llvm::ConstantAggregateZero::get(Ty);
   }
 };
@@ -1069,7 +1069,7 @@
 
       assert(CurSize <= TotalSize && "Union size mismatch!");
       if (unsigned NumPadBytes = TotalSize - CurSize) {
-        llvm::Type *Ty = CGM.Int8Ty;
+        llvm::Type *Ty = CGM.CharTy;
         if (NumPadBytes > 1)
           Ty = llvm::ArrayType::get(Ty, NumPadBytes);
 



Index: clang/lib/CodeGen/CodeGenTypeCache.h
===================================================================
--- clang/lib/CodeGen/CodeGenTypeCache.h
+++ clang/lib/CodeGen/CodeGenTypeCache.h
@@ -41,6 +41,9 @@
   /// int
   llvm::IntegerType *IntTy;
 
+  /// char
+  llvm::IntegerType *CharTy;
+
   /// intptr_t, size_t, and ptrdiff_t, which we assume are the same size.
   union {
     llvm::IntegerType *IntPtrTy;
Index: clang/lib/CodeGen/CodeGenModule.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenModule.cpp
+++ clang/lib/CodeGen/CodeGenModule.cpp
@@ -123,6 +123,8 @@
     C.toCharUnitsFromBits(C.getTargetInfo().getMaxPointerWidth()).getQuantity();
   IntAlignInBytes =
     C.toCharUnitsFromBits(C.getTargetInfo().getIntAlign()).getQuantity();
+  CharTy =
+    llvm::IntegerType::get(LLVMContext, C.getTargetInfo().getCharWidth());
   IntTy = llvm::IntegerType::get(LLVMContext, C.getTargetInfo().getIntWidth());
   IntPtrTy = llvm::IntegerType::get(LLVMContext,
     C.getTargetInfo().getMaxPointerWidth());
Index: clang/lib/CodeGen/CGExprConstant.cpp
===================================================================
--- clang/lib/CodeGen/CGExprConstant.cpp
+++ clang/lib/CodeGen/CGExprConstant.cpp
@@ -58,14 +58,14 @@
   }
 
   llvm::Constant *getPadding(CharUnits PadSize) const {
-    llvm::Type *Ty = CGM.Int8Ty;
+    llvm::Type *Ty = CGM.CharTy;
     if (PadSize > CharUnits::One())
       Ty = llvm::ArrayType::get(Ty, PadSize.getQuantity());
     return llvm::UndefValue::get(Ty);
   }
 
   llvm::Constant *getZeroes(CharUnits ZeroSize) const {
-    llvm::Type *Ty = llvm::ArrayType::get(CGM.Int8Ty, ZeroSize.getQuantity());
+    llvm::Type *Ty = llvm::ArrayType::get(CGM.CharTy, ZeroSize.getQuantity());
     return llvm::ConstantAggregateZero::get(Ty);
   }
 };
@@ -1069,7 +1069,7 @@
 
       assert(CurSize <= TotalSize && "Union size mismatch!");
       if (unsigned NumPadBytes = TotalSize - CurSize) {
-        llvm::Type *Ty = CGM.Int8Ty;
+        llvm::Type *Ty = CGM.CharTy;
         if (NumPadBytes > 1)
           Ty = llvm::ArrayType::get(Ty, NumPadBytes);
 

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