Provide a convenient function to allocate and initialize objects.

You can now write make<T>(Args) instead of new (alloc<T>()) T(Args).

llvm-svn: 285760

1 files changed, 8 insertions, 11 deletions

diff --git a/lld/ELF/InputFiles.cpp b/lld/ELF/InputFiles.cpp
index ec8958b898d..6900f8f325d 100644
--- a/lld/ELF/InputFiles.cpp
+++ b/lld/ELF/InputFiles.cpp
@@ -407,8 +407,7 @@ elf::ObjectFile<ELFT>::createInputSection(const Elf_Shdr &Sec,
     // If -r is given, we do not interpret or apply relocation
     // but just copy relocation sections to output.
     if (Config->Relocatable)
-      return new (alloc<InputSection<ELFT>>())
-          InputSection<ELFT>(this, &Sec, Name);
+      return make<InputSection<ELFT>>(this, &Sec, Name);
 
     // Find the relocation target section and associate this
     // section with it.
@@ -450,13 +449,11 @@ elf::ObjectFile<ELFT>::createInputSection(const Elf_Shdr &Sec,
   // .eh_frame_hdr section for runtime. So we handle them with a special
   // class. For relocatable outputs, they are just passed through.
   if (Name == ".eh_frame" && !Config->Relocatable)
-    return new (alloc<EhInputSection<ELFT>>())
-        EhInputSection<ELFT>(this, &Sec, Name);
+    return make<EhInputSection<ELFT>>(this, &Sec, Name);
 
   if (shouldMerge(Sec))
-    return new (alloc<MergeInputSection<ELFT>>())
-        MergeInputSection<ELFT>(this, &Sec, Name);
-  return new (alloc<InputSection<ELFT>>()) InputSection<ELFT>(this, &Sec, Name);
+    return make<MergeInputSection<ELFT>>(this, &Sec, Name);
+  return make<InputSection<ELFT>>(this, &Sec, Name);
 }
 
 template <class ELFT> void elf::ObjectFile<ELFT>::initializeSymbols() {
@@ -825,13 +822,13 @@ static InputFile *createELFFile(MemoryBufferRef MB) {
 
   InputFile *Obj;
   if (Size == ELFCLASS32 && Endian == ELFDATA2LSB)
-    Obj = new (alloc<T<ELF32LE>>()) T<ELF32LE>(MB);
+    Obj = make<T<ELF32LE>>(MB);
   else if (Size == ELFCLASS32 && Endian == ELFDATA2MSB)
-    Obj = new (alloc<T<ELF32BE>>()) T<ELF32BE>(MB);
+    Obj = make<T<ELF32BE>>(MB);
   else if (Size == ELFCLASS64 && Endian == ELFDATA2LSB)
-    Obj = new (alloc<T<ELF64LE>>()) T<ELF64LE>(MB);
+    Obj = make<T<ELF64LE>>(MB);
   else if (Size == ELFCLASS64 && Endian == ELFDATA2MSB)
-    Obj = new (alloc<T<ELF64BE>>()) T<ELF64BE>(MB);
+    Obj = make<T<ELF64BE>>(MB);
   else
     fatal("invalid file class: " + MB.getBufferIdentifier());