spirv build flags

Author: airMeng

cmake/BuildFlags.cmake

@@ -73,7 +73,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
   set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -no-ftz)
   set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -fno-sycl-instrument-device-code)
   set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -Xspirv-translator)
-  set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -spirv-ext=+SPV_INTEL_split_barrier)
+  set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -spirv-ext=+SPV_INTEL_split_barrier,+SPV_INTEL_2d_block_io,+SPV_INTEL_subgroup_matrix_multiply_accumulate)
 
   if(CMAKE_BUILD_TYPE MATCHES Debug)
     set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -g -O0 -Rno-debug-disables-optimization)