[AArch64] Implement intrinsics for SME FP8 FMOPA

Author: SpencerAbson

llvm/include/llvm/IR/IntrinsicsAArch64.td

@@ -2983,6 +2983,13 @@ let TargetPrefix = "aarch64" in {
            LLVMMatchType<0>,
            llvm_anyvector_ty], [ImmArg<ArgIndex<0>>]>;
 
+  class SME_FP8_OuterProduct_Intrinsic
+      : DefaultAttrsIntrinsic<[],
+          [llvm_i32_ty,
+           llvm_nxv16i1_ty, llvm_nxv16i1_ty,
+           llvm_nxv16i8_ty, llvm_nxv16i8_ty],
+          [ImmArg<ArgIndex<0>>, IntrInaccessibleMemOnly, IntrHasSideEffects]>;
+
   def int_aarch64_sme_mopa : SME_OuterProduct_Intrinsic;
   def int_aarch64_sme_mops : SME_OuterProduct_Intrinsic;
 
@@ -2998,6 +3005,10 @@ let TargetPrefix = "aarch64" in {
   def int_aarch64_sme_usmopa_wide : SME_OuterProduct_Intrinsic;
   def int_aarch64_sme_usmops_wide : SME_OuterProduct_Intrinsic;
 
+  // FP8 outer product
+  def int_aarch64_sme_fp8_fmopa_za16 : SME_FP8_OuterProduct_Intrinsic;
+  def int_aarch64_sme_fp8_fmopa_za32 : SME_FP8_OuterProduct_Intrinsic;
+
   class SME_AddVectorToTile_Intrinsic
       : DefaultAttrsIntrinsic<[],
           [llvm_i32_ty,