[SandboxIR] Remove sandboxir::PointerType::get(Type) (#123885)

This was just an alias for getting the LLVM Context from the type.

We are in the process of removing the same function for the regular LLVM
type in #123569

Author: junlarsen

llvm/include/llvm/SandboxIR/Type.h

@@ -292,8 +292,6 @@ class PointerType : public Type {
 public:
   // TODO: add missing functions
 
-  // TODO: Remove non-opaque variant of sandboxir::PointerType::get
-  static PointerType *get(Type *ElementType, unsigned AddressSpace);
   static PointerType *get(Context &Ctx, unsigned AddressSpace);
 
   static bool classof(const Type *From) {

llvm/lib/SandboxIR/Type.cpp

@@ -45,10 +45,6 @@ void Type::dump() {
 }
 #endif
 
-PointerType *PointerType::get(Type *ElementType, unsigned AddressSpace) {
-  return get(ElementType->getContext(), AddressSpace);
-}
-
 PointerType *PointerType::get(Context &Ctx, unsigned AddressSpace) {
   return cast<PointerType>(
       Ctx.getType(llvm::PointerType::get(Ctx.LLVMCtx, AddressSpace)));

llvm/unittests/SandboxIR/SandboxIRTest.cpp

@@ -5150,8 +5150,8 @@ define void @foo(i32 %arg, float %farg, double %darg, ptr %ptr) {
   auto *Ti16 = sandboxir::Type::getInt16Ty(Ctx);
   auto *Tdouble = sandboxir::Type::getDoubleTy(Ctx);
   auto *Tfloat = sandboxir::Type::getFloatTy(Ctx);
-  auto *Tptr = sandboxir::PointerType::get(Tfloat, 0);
-  auto *Tptr1 = sandboxir::PointerType::get(Tfloat, 1);
+  auto *Tptr = sandboxir::PointerType::get(Ctx, 0);
+  auto *Tptr1 = sandboxir::PointerType::get(Ctx, 1);
 
   // Check classof(), getOpcode(), getSrcTy(), getDstTy()
   auto *ZExt = cast<sandboxir::CastInst>(&*It++);

llvm/unittests/SandboxIR/TypesTest.cpp

@@ -217,10 +217,6 @@ define void @foo(ptr %ptr) {
   auto *F = Ctx.createFunction(LLVMF);
   // Check classof(), creation.
   auto *PtrTy = cast<sandboxir::PointerType>(F->getArg(0)->getType());
-  // Check get(ElementType, AddressSpace).
-  auto *NewPtrTy =
-      sandboxir::PointerType::get(sandboxir::Type::getInt32Ty(Ctx), 0u);
-  EXPECT_EQ(NewPtrTy, PtrTy);
   // Check get(Ctx, AddressSpace).
   auto *NewPtrTy2 = sandboxir::PointerType::get(Ctx, 0u);
   EXPECT_EQ(NewPtrTy2, PtrTy);