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Use --offload-compress linker option to compress offload sections #1961

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merged 3 commits into from
Jan 14, 2025
+25 −3
Merged

Use --offload-compress linker option to compress offload sections #1961

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ae8a3b1
Use --offload-compress linker option to compress offload sections
oleksandr-pavlyk Jan 10, 2025
06c5cd4
Add DPCTL_OFFLOAD_COMPRESS:BOOL=OFF option to dpctl CMake script
oleksandr-pavlyk Jan 13, 2025
8b7a79b
Expanded description of DPCTL_OFFLOAD_COMPRESS option
oleksandr-pavlyk Jan 14, 2025
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11 changes: 10 additions & 1 deletion CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,16 @@ set(DPCTL_TARGET_HIP
CACHE STRING
"Build DPCTL to target a HIP device architecture"
)
option(DPCTL_WITH_REDIST "Build DPCTL assuming DPC++ redistributable is installed into Python prefix" OFF)
option(
DPCTL_WITH_REDIST
"Build DPCTL assuming DPC++ redistributable is installed into Python prefix"
OFF)
option(
DPCTL_OFFLOAD_COMPRESS
"Build using offload section compression feature of DPC++ to reduce \
size of shared object with offloading sections"
OFF
)

find_package(IntelSYCL REQUIRED PATHS ${CMAKE_SOURCE_DIR}/cmake NO_DEFAULT_PATH)

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5 changes: 5 additions & 0 deletions dpctl/CMakeLists.txt
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Expand Up @@ -111,6 +111,11 @@ function(build_dpctl_ext _trgt _src _dest)
Python_add_library(${_trgt} MODULE WITH_SOABI ${_generated_src})
if (BUILD_DPCTL_EXT_SYCL)
add_sycl_to_target(TARGET ${_trgt} SOURCES ${_generated_src})
target_compile_options(${_trgt} PRIVATE -fno-sycl-id-queries-fit-in-int)
target_link_options(${_trgt} PRIVATE -fsycl-device-code-split=per_kernel)
if (DPCTL_OFFLOAD_COMPRESS)
target_link_options(${_trgt} PRIVATE --offload-compress)
endif()
if(_dpctl_sycl_targets)
# make fat binary
target_compile_options(
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6 changes: 5 additions & 1 deletion dpctl/tensor/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -268,6 +268,10 @@ set(_linker_options "LINKER:${DPCTL_LDFLAGS}")
foreach(python_module_name ${_py_trgts})
target_compile_options(${python_module_name} PRIVATE -fno-sycl-id-queries-fit-in-int)
target_link_options(${python_module_name} PRIVATE -fsycl-device-code-split=per_kernel)
if (DPCTL_OFFLOAD_COMPRESS)
target_link_options(${python_module_name} PRIVATE --offload-compress)
endif()

target_include_directories(${python_module_name}
PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/libtensor/include
Expand All @@ -279,7 +283,7 @@ foreach(python_module_name ${_py_trgts})
target_compile_options(${python_module_name}
PRIVATE -fprofile-instr-generate -fcoverage-mapping
)
endif()
endif()
target_link_options(${python_module_name}
PRIVATE -fprofile-instr-generate -fcoverage-mapping
)
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6 changes: 5 additions & 1 deletion dpctl/utils/CMakeLists.txt
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Expand Up @@ -29,6 +29,10 @@ set(_linker_options "LINKER:${DPCTL_LDFLAGS}")
foreach(python_module_name ${_pybind11_targets})
target_compile_options(${python_module_name} PRIVATE -fno-sycl-id-queries-fit-in-int)
target_link_options(${python_module_name} PRIVATE -fsycl-device-code-split=per_kernel)
if (DPCTL_OFFLOAD_COMPRESS)
target_link_options(${python_module_name} PRIVATE --offload-compress)
endif()

target_include_directories(${python_module_name}
PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/libtensor/include
Expand All @@ -40,7 +44,7 @@ foreach(python_module_name ${_pybind11_targets})
target_compile_options(${python_module_name}
PRIVATE -fprofile-instr-generate -fcoverage-mapping
)
endif()
endif()
target_link_options(${python_module_name}
PRIVATE -fprofile-instr-generate -fcoverage-mapping
)
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