[PATCH] D116464: [SPIRV 5/6] Add LegalizerInfo, InstructionSelector and utilities

[Nikita Popov via Phabricator via llvm-commits]

nikic added inline comments.


================
Comment at: llvm/lib/Target/SPIRV/SPIRVGlobalRegistry.cpp:286
+  if (auto PType = dyn_cast<PointerType>(Ty)) {
+    Type *ElemType = PType->getPointerElementType();
+
----------------
zuban32 wrote:
> nikic wrote:
> > This is incompatible with opaque pointers (https://llvm.org/docs/OpaquePointers.html). Please remove this call or revert the patch if this is non-trivial.
> What if we use PointerType::getNonOpaquePointerElementType() instead? IMO that should do the trick while SPIR-V has no support of opaque pointers yet so we're only oging non-opaque way here. 
You can use getNonOpaquePointerElementType(), but you need to implement a separate code-path for isOpaquePointerTy() if you do so.


Repository:
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  https://reviews.llvm.org/D116464/new/

https://reviews.llvm.org/D116464