[llvm] 9e0c262 - [llvm-c] Remove pointee support from LLVMGetElementType

[Arthur Eubanks via llvm-commits]

Author: Arthur Eubanks
Date: 2023-03-09T15:42:38-08:00
New Revision: 9e0c2626f3d4282a135da112320139d9fba32fb5

URL: https://github.com/llvm/llvm-project/commit/9e0c2626f3d4282a135da112320139d9fba32fb5
DIFF: https://github.com/llvm/llvm-project/commit/9e0c2626f3d4282a135da112320139d9fba32fb5.diff

LOG: [llvm-c] Remove pointee support from LLVMGetElementType

Reviewed By: nikic

Differential Revision: https://reviews.llvm.org/D145717

Added: 
    

Modified: 
    llvm/docs/ReleaseNotes.rst
    llvm/include/llvm-c/Core.h
    llvm/lib/IR/Core.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst
index f6ac66df740ac..4cf01ad8e284b 100644
--- a/llvm/docs/ReleaseNotes.rst
+++ b/llvm/docs/ReleaseNotes.rst
@@ -149,6 +149,8 @@ Changes to the C API
   have been removed.
 * Removed ``LLVMPassManagerBuilderRef`` and functions interacting with it.
   These belonged to the no longer supported legacy pass manager.
+* As part of the opaque pointer transition, ``LLVMGetElementType`` no longer
+  gives the pointee type of a pointer type.
 
 Changes to the FastISel infrastructure
 --------------------------------------

diff  --git a/llvm/include/llvm-c/Core.h b/llvm/include/llvm-c/Core.h
index df9db59503c3b..5454cc2d96c5c 100644
--- a/llvm/include/llvm-c/Core.h
+++ b/llvm/include/llvm-c/Core.h
@@ -1411,8 +1411,6 @@ LLVMBool LLVMIsLiteralStruct(LLVMTypeRef StructTy);
 /**
  * Obtain the element type of an array or vector type.
  *
- * This currently also works for pointer types, but this usage is deprecated.
- *
  * @see llvm::SequentialType::getElementType()
  */
 LLVMTypeRef LLVMGetElementType(LLVMTypeRef Ty);

diff  --git a/llvm/lib/IR/Core.cpp b/llvm/lib/IR/Core.cpp
index a0fade96daec4..85b7d17ef56c4 100644
--- a/llvm/lib/IR/Core.cpp
+++ b/llvm/lib/IR/Core.cpp
@@ -811,8 +811,6 @@ LLVMTypeRef LLVMScalableVectorType(LLVMTypeRef ElementType,
 
 LLVMTypeRef LLVMGetElementType(LLVMTypeRef WrappedTy) {
   auto *Ty = unwrap(WrappedTy);
-  if (auto *PTy = dyn_cast<PointerType>(Ty))
-    return wrap(PTy->getNonOpaquePointerElementType());
   if (auto *ATy = dyn_cast<ArrayType>(Ty))
     return wrap(ATy->getElementType());
   return wrap(cast<VectorType>(Ty)->getElementType());