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sycl : Add option to set the SYCL architecture for all targets (llama/10266)

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* Add option to set the SYCL architecture for all targets
* Convert GGML_SYCL_HIP_TARGET to the more generic GGML_SYCL_ARCH option
* Document that setting GGML_SYCL_ARCH can improve the performance
This commit is contained in:
Romain Biessy 2024-11-19 09:02:23 +01:00 committed by Georgi Gerganov
parent 45f1f9144f
commit 8ee767732f
2 changed files with 9 additions and 3 deletions
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2
ggml/CMakeLists.txt
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@ -164,6 +164,8 @@ option(GGML_SYCL "ggml: use SYCL"
option(GGML_SYCL_F16 "ggml: use 16 bit floats for sycl calculations" OFF)
set (GGML_SYCL_TARGET "INTEL" CACHE STRING
"ggml: sycl target device")
set (GGML_SYCL_DEVICE_ARCH "" CACHE STRING
"ggml: sycl device architecture")
# extra artifacts
option(GGML_BUILD_TESTS "ggml: build tests" ${GGML_STANDALONE})

10
ggml/src/ggml-sycl/CMakeLists.txt
View File

@ -72,10 +72,14 @@ else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsycl-targets=nvptx64-nvidia-cuda")
target_link_libraries(ggml-sycl PRIVATE sycl pthread m dl onemkl)
elseif (GGML_SYCL_TARGET STREQUAL "AMD")
if (GGML_SYCL_HIP_TARGET STREQUAL "")
message(ERROR "Can't enable SYCL hip backend, GGML_SYCL_HIP_TARGET has not been set.")
if (NOT GGML_SYCL_DEVICE_ARCH)
message(ERROR "Can't enable SYCL hip backend, GGML_SYCL_DEVICE_ARCH has not been set.")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsycl-targets=amdgcn-amd-amdhsa -Xsycl-target-backend --offload-arch=${GGML_SYCL_HIP_TARGET}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsycl-targets=amdgcn-amd-amdhsa")
target_link_libraries(ggml-sycl PRIVATE sycl pthread m dl onemkl)
endif()
if (GGML_SYCL_DEVICE_ARCH)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Xsycl-target-backend --offload-arch=${GGML_SYCL_DEVICE_ARCH}")
endif()
endif()