choose Float8E4M3FNUZType as an equivalent

Author: quintinwang5

third_party/intel/language/intel/utils.py

@@ -25,7 +25,7 @@ def num_warps(_builder=None):
 
 def convert_fp8e4b15_to_float16(arg, _builder):
     # Need to bitcast the source first because it's represented as tensor of i8 in MLIR.
-    tmp_ty = _builder.get_block_ty(_builder.get_fp8e4nv_ty(), arg.type.shape)
+    tmp_ty = _builder.get_block_ty(_builder.get_fp8e4b8_ty(), arg.type.shape)
     tmp = _builder.create_bitcast(arg.handle, tmp_ty)
     # Now generate FpToFp op for upcast.
     dst_ty = core.block_type(core.float16, arg.type.get_block_shapes())

third_party/intel/lib/TritonIntelGPUToLLVM/ElementwiseOpToLLVM.cpp

@@ -974,7 +974,7 @@ struct FpToFpOpConversion
   std::pair<ConverterT, size_t>
   getConversionFunc(Type srcTy, Type dstTy,
                     std::optional<RoundingMode> roundingMode) const {
-    auto F8E4M3B15TyID = TypeID::get<Float8E4M3B11FNUZType>();
+    auto F8E4M3B15TyID = TypeID::get<Float8E4M3FNUZType>();
     auto F8E4M3TyID = TypeID::get<Float8E4M3FNType>();
     auto F8E5M2TyID = TypeID::get<Float8E5M2Type>();
     auto F16TyID = TypeID::get<Float16Type>();