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[L0] Add flexibility to change level zero repo #1697

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merged 2 commits into from
Jun 12, 2024
Merged

[L0] Add flexibility to change level zero repo #1697

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f22bd27
Add flexibility to change level zero repo
againull May 31, 2024
3f502d8
Rename variables and make them cache variables
againull Jun 4, 2024
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35 changes: 22 additions & 13 deletions source/adapters/level_zero/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -5,22 +5,27 @@


set(TARGET_NAME ur_adapter_level_zero)
set(UR_LEVEL_ZERO_LOADER_LIBRARY "" CACHE FILEPATH "Path of the Level Zero Loader library")
set(UR_LEVEL_ZERO_INCLUDE_DIR "" CACHE FILEPATH "Directory containing the Level Zero Headers")
set(UR_LEVEL_ZERO_LOADER_REPO "" CACHE STRING "Github repo to get the Level Zero loader sources from")
set(UR_LEVEL_ZERO_LOADER_TAG "" CACHE STRING " GIT tag of the Level Loader taken from github repo")

# Copy L0 loader/headers locally to the build to avoid leaking their path.
# Copy Level Zero loader/headers locally to the build to avoid leaking their path.
set(LEVEL_ZERO_COPY_DIR ${CMAKE_CURRENT_BINARY_DIR}/level_zero_loader)
if (DEFINED L0_LIBRARY)
get_filename_component(LEVEL_ZERO_LIB_NAME "${L0_LIBRARY}" NAME)
if (NOT UR_LEVEL_ZERO_LOADER_LIBRARY STREQUAL "")
get_filename_component(LEVEL_ZERO_LIB_NAME "${UR_LEVEL_ZERO_LOADER_LIBRARY}" NAME)
set(LEVEL_ZERO_LIBRARY ${LEVEL_ZERO_COPY_DIR}/${LEVEL_ZERO_LIB_NAME})
message(STATUS "Copying Level Zero loader and headers to local build tree")
file(COPY ${L0_LIBRARY} DESTINATION ${LEVEL_ZERO_COPY_DIR} FOLLOW_SYMLINK_CHAIN)
message(STATUS "Level Zero Adapter: Copying Level Zero loader to local build tree")
file(COPY ${UR_LEVEL_ZERO_LOADER_LIBRARY} DESTINATION ${LEVEL_ZERO_COPY_DIR} FOLLOW_SYMLINK_CHAIN)
endif()
if (DEFINED L0_INCLUDE_DIR)
if (NOT UR_LEVEL_ZERO_INCLUDE_DIR STREQUAL "")
set(LEVEL_ZERO_INCLUDE_DIR ${LEVEL_ZERO_COPY_DIR}/level_zero)
file(COPY ${L0_INCLUDE_DIR}/level_zero DESTINATION ${LEVEL_ZERO_COPY_DIR})
message(STATUS "Level Zero Adapter: Copying Level Zero headers to local build tree")
file(COPY ${UR_LEVEL_ZERO_INCLUDE_DIR}/level_zero DESTINATION ${LEVEL_ZERO_COPY_DIR})
endif()

if (NOT DEFINED LEVEL_ZERO_LIBRARY OR NOT DEFINED LEVEL_ZERO_INCLUDE_DIR)
message(STATUS "Download Level Zero loader and headers from github.com")
message(STATUS "Level Zero Adapter: Download Level Zero loader and headers from github.com")

# Workaround warnings/errors for Level Zero build
set(CMAKE_CXX_FLAGS_BAK "${CMAKE_CXX_FLAGS}")
Expand All @@ -33,19 +38,23 @@ if (NOT DEFINED LEVEL_ZERO_LIBRARY OR NOT DEFINED LEVEL_ZERO_INCLUDE_DIR)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unknown-warning-option")
endif()

set(LEVEL_ZERO_LOADER_REPO "https://github.com/oneapi-src/level-zero.git")
set(LEVEL_ZERO_LOADER_TAG v1.16.1)
if (UR_LEVEL_ZERO_LOADER_REPO STREQUAL "")
set(UR_LEVEL_ZERO_LOADER_REPO "https://github.com/oneapi-src/level-zero.git")
endif()
if (UR_LEVEL_ZERO_LOADER_TAG STREQUAL "")
set(UR_LEVEL_ZERO_LOADER_TAG v1.16.1)
endif()

# Disable due to a bug https://github.com/oneapi-src/level-zero/issues/104
set(CMAKE_INCLUDE_CURRENT_DIR OFF)
# Prevent L0 loader from exporting extra symbols
set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS OFF)

message(STATUS "Will fetch Level Zero Loader from ${LEVEL_ZERO_LOADER_REPO}")
message(STATUS "Level Zero Adapter: Will fetch Level Zero Loader from ${UR_LEVEL_ZERO_LOADER_REPO}")
include(FetchContent)
FetchContent_Declare(level-zero-loader
GIT_REPOSITORY ${LEVEL_ZERO_LOADER_REPO}
GIT_TAG ${LEVEL_ZERO_LOADER_TAG}
GIT_REPOSITORY ${UR_LEVEL_ZERO_LOADER_REPO}
GIT_TAG ${UR_LEVEL_ZERO_LOADER_TAG}
)
if(MSVC)
set(USE_Z7 ON)
Expand Down