Memalloc memory greater than 4 gb (#1406)

to allocate memory greater than 4 GB @CaoZhongZ

Signed-off-by: baodii <di.bao@intel.com>

Author: baodii

cmake/BuildFlags.cmake

@@ -120,6 +120,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "MSVC"
   set(SYCL_OFFLINE_COMPILER_CG_OPTIONS "${SYCL_OFFLINE_COMPILER_CG_OPTIONS} -cl-poison-unsupported-fp64-kernels")
   set(SYCL_OFFLINE_COMPILER_CG_OPTIONS "${SYCL_OFFLINE_COMPILER_CG_OPTIONS} -cl-intel-enable-auto-large-GRF-mode")
   set(SYCL_OFFLINE_COMPILER_CG_OPTIONS "${SYCL_OFFLINE_COMPILER_CG_OPTIONS} -cl-fp32-correctly-rounded-divide-sqrt")
+  set(SYCL_OFFLINE_COMPILER_CG_OPTIONS "${SYCL_OFFLINE_COMPILER_CG_OPTIONS} -cl-intel-greater-than-4GB-buffer-required")
   set(SYCL_OFFLINE_COMPILER_CG_OPTIONS "-options '${SYCL_OFFLINE_COMPILER_CG_OPTIONS}'")
 
   # LNL and BMG share the same compatibility name, which is BMG. BMG is defined as the base platform.