diff options
| -rw-r--r-- | intern/cycles/kernel/CMakeLists.txt | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/intern/cycles/kernel/CMakeLists.txt b/intern/cycles/kernel/CMakeLists.txt index 565e50b3108..682baf7c050 100644 --- a/intern/cycles/kernel/CMakeLists.txt +++ b/intern/cycles/kernel/CMakeLists.txt @@ -727,6 +727,17 @@ if(WITH_CYCLES_DEVICE_ONEAPI) ${SRC_UTIL_HEADERS} ) + set (ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS 1) + if (WITH_CYCLES_ONEAPI_BINARIES) + cmake_host_system_information(RESULT AVAILABLE_MEMORY_AMOUNT QUERY AVAILABLE_PHYSICAL_MEMORY) + # Conservative value of peak consumption here, just to be fully sure that other backend compilers will have enough memory as well + set(ONEAPI_GPU_COMPILER_MEMORY_AT_PEAK_MB 8150) + math(EXPR ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS "${AVAILABLE_MEMORY_AMOUNT} / ${ONEAPI_GPU_COMPILER_MEMORY_AT_PEAK_MB}") + if (ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS LESS 1) + set(ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS 1) + endif() + message(STATUS "${ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS} instance(s) of oneAPI offline compiler will be used.") + endif() # SYCL_CPP_FLAGS is a variable that the user can set to pass extra compiler options set(sycl_compiler_flags ${CMAKE_CURRENT_SOURCE_DIR}/${SRC_KERNEL_DEVICE_ONEAPI} @@ -735,6 +746,8 @@ if(WITH_CYCLES_DEVICE_ONEAPI) -fdelayed-template-parsing -mllvm -inlinedefault-threshold=300 -mllvm -inlinehint-threshold=400 + -fsycl-device-code-split=per_kernel + -fsycl-max-parallel-link-jobs=${ONEAPI_OFFLINE_COMPILER_PARALLEL_JOBS} -shared -DWITH_ONEAPI -ffast-math |