[llvm] [AArch64] Model ZA array using inaccessible memory (PR #132058)

[via llvm-commits]

================
@@ -3189,56 +3189,56 @@ let TargetPrefix = "aarch64" in {
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>],
-                []>;
+                [IntrInaccessibleMemOnly]>;
 
   class SME2_Matrix_ArrayVector_VG2_Multi_Single_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>,
                  LLVMMatchType<0>],
-                []>;
+                [IntrInaccessibleMemOnly]>;
 
   class SME2_Matrix_ArrayVector_VG4_Multi_Single_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>,
                  LLVMMatchType<0>],
-                []>;
+                [IntrInaccessibleMemOnly]>;
 
   class SME2_Matrix_ArrayVector_VG2_Multi_Multi_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>,
                  LLVMMatchType<0>, LLVMMatchType<0>],
-                []>;
+                [IntrInaccessibleMemOnly]>;
 
   class SME2_Matrix_ArrayVector_VG4_Multi_Multi_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>,
                  LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>],
-                []>;
+                [IntrInaccessibleMemOnly]>;
 
   class SME2_Matrix_ArrayVector_Single_Index_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                 llvm_anyvector_ty,
                 LLVMMatchType<0>, llvm_i32_ty],
-                [ImmArg<ArgIndex<3>>]>;
+                [IntrInaccessibleMemOnly, ImmArg<ArgIndex<3>>]>;
 
   class SME2_Matrix_ArrayVector_VG2_Multi_Index_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>,
                  LLVMMatchType<0>, llvm_i32_ty],
-                [ImmArg<ArgIndex<4>>]>;
+                [IntrInaccessibleMemOnly, ImmArg<ArgIndex<4>>]>;
 
   class SME2_Matrix_ArrayVector_VG4_Multi_Index_Intrinsic
     : DefaultAttrsIntrinsic<[],
                 [llvm_i32_ty,
                  llvm_anyvector_ty, LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>,
                  LLVMMatchType<0>, llvm_i32_ty],
-                [ImmArg<ArgIndex<6>>]>;
+                [IntrInaccessibleMemOnly, ImmArg<ArgIndex<6>>]>;
 
   class SME2_VG2_Multi_Imm_Intrinsic
     : DefaultAttrsIntrinsic<[LLVMSubdivide2VectorType<0>],
----------------
Lukacma wrote:

I have updated the name of the classes to sve when they are not accessin ZA array. I have left the name of the intrinsics intact though as to avoid rewriting all the tests as well. If you would like me to change those as well let me know.

https://github.com/llvm/llvm-project/pull/132058