Support sycl compiler after 2025.2 (#28)

* update compile flag to support dpcpp of 2025.2

* make it compatible with old version compiler

Author: gaopengff

Dockerfile.xpu_kernel

@@ -4,7 +4,7 @@
 
 
 # Set default Ubuntu version to 24.04
-FROM intel/deep-learning-essentials:2025.1.3-0-devel-ubuntu24.04
+FROM intel/deep-learning-essentials:2025.2.2-0-devel-ubuntu24.04
 
 ENV DEBIAN_FRONTEND=noninteractive
 
@@ -38,7 +38,7 @@ RUN --mount=type=secret,id=github_token \
     conda activate py${PYTHON_VERSION} && \
     # . /opt/intel/oneapi/setvars.sh --force && \
     # Install Torch
-    pip install torch==2.8.0 torchvision torchaudio pytorch-triton-xpu==3.4.0 --index-url https://download.pytorch.org/whl/xpu
+    pip install torch==2.9.0 torchvision torchaudio pytorch-triton-xpu==3.5.0 --index-url https://download.pytorch.org/whl/xpu
 
 # Install SGlang from source
 RUN --mount=type=secret,id=github_token \

cmake/BuildFlags.cmake

@@ -73,7 +73,13 @@ 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) #,+SPV_INTEL_2d_block_io,+SPV_INTEL_subgroup_matrix_multiply_accumulate)
+
+  # SYCL compiler in basekit after 2025.2 needs more spirv arguments.
+  if(SYCL_COMPILER_VERSION GREATER_EQUAL 20250806)
+    set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -spirv-ext=+SPV_INTEL_split_barrier,+SPV_INTEL_2d_block_io,+SPV_INTEL_subgroup_matrix_multiply_accumulate)
+  else()
+    set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -spirv-ext=+SPV_INTEL_split_barrier)
+  endif()
 
   if(CMAKE_BUILD_TYPE MATCHES Debug)
     set(SYCL_KERNEL_OPTIONS ${SYCL_KERNEL_OPTIONS} -g -O0 -Rno-debug-disables-optimization)