From e3b557809604d036af6e00c60f012c2025b59a5e Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sat, 11 Feb 2023 13:38:04 +0100
Subject: Vendor import of llvm-project main
 llvmorg-16-init-18548-gb0daacf58f41, the last commit before the upstream
 release/17.x branch was created.

---
 llvm/lib/IR/TypedPointerType.cpp | 43 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 llvm/lib/IR/TypedPointerType.cpp

(limited to 'llvm/lib/IR/TypedPointerType.cpp')

diff --git a/llvm/lib/IR/TypedPointerType.cpp b/llvm/lib/IR/TypedPointerType.cpp
new file mode 100644
index 000000000000..ed91080ba8b8
--- /dev/null
+++ b/llvm/lib/IR/TypedPointerType.cpp
@@ -0,0 +1,43 @@
+//===- TypedPointerType.cpp - Typed Pointer Type --------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/IR/TypedPointerType.h"
+#include "LLVMContextImpl.h"
+
+using namespace llvm;
+
+TypedPointerType *TypedPointerType::get(Type *EltTy, unsigned AddressSpace) {
+  assert(EltTy && "Can't get a pointer to <null> type!");
+  assert(isValidElementType(EltTy) && "Invalid type for pointer element!");
+
+  LLVMContextImpl *CImpl = EltTy->getContext().pImpl;
+
+  // Since AddressSpace #0 is the common case, we special case it.
+  TypedPointerType *&Entry =
+      CImpl->ASTypedPointerTypes[std::make_pair(EltTy, AddressSpace)];
+
+  if (!Entry)
+    Entry = new (CImpl->Alloc) TypedPointerType(EltTy, AddressSpace);
+  return Entry;
+}
+
+TypedPointerType::TypedPointerType(Type *E, unsigned AddrSpace)
+    : Type(E->getContext(), TypedPointerTyID), PointeeTy(E) {
+  ContainedTys = &PointeeTy;
+  NumContainedTys = 1;
+  setSubclassData(AddrSpace);
+}
+
+bool TypedPointerType::isValidElementType(Type *ElemTy) {
+  return !ElemTy->isVoidTy() && !ElemTy->isLabelTy() &&
+         !ElemTy->isMetadataTy() && !ElemTy->isTokenTy() &&
+         !ElemTy->isX86_AMXTy();
+}
-- 
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