forked from OSchip/llvm-project
70 lines
2.4 KiB
CMake
70 lines
2.4 KiB
CMake
if (CMAKE_CFG_INTDIR STREQUAL ".")
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set(LLVM_BUILD_MODE ".")
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else ()
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set(LLVM_BUILD_MODE "%(build_mode)s")
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endif ()
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string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} CLANG_TOOLS_DIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
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set(CLANG_PGO_TRAINING_DATA "${CMAKE_CURRENT_SOURCE_DIR}" CACHE PATH
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"The path to a lit testsuite containing samples for PGO and order file generation"
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)
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if(LLVM_BUILD_INSTRUMENTED)
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configure_lit_site_cfg(
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${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
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${CMAKE_CURRENT_BINARY_DIR}/pgo-data/lit.site.cfg
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)
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add_lit_testsuite(generate-profraw "Generating clang PGO data"
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${CMAKE_CURRENT_BINARY_DIR}/pgo-data/
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EXCLUDE_FROM_CHECK_ALL
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DEPENDS clang clear-profraw
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)
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add_custom_target(clear-profraw
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COMMAND "${Python3_EXECUTABLE}" ${CMAKE_CURRENT_SOURCE_DIR}/perf-helper.py clean ${CMAKE_CURRENT_BINARY_DIR} profraw
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COMMENT "Clearing old profraw data")
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if(NOT LLVM_PROFDATA)
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find_program(LLVM_PROFDATA llvm-profdata)
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endif()
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if(NOT LLVM_PROFDATA)
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message(STATUS "To enable merging PGO data LLVM_PROFDATA has to point to llvm-profdata")
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else()
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add_custom_target(generate-profdata
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COMMAND "${Python3_EXECUTABLE}" ${CMAKE_CURRENT_SOURCE_DIR}/perf-helper.py merge ${LLVM_PROFDATA} ${CMAKE_CURRENT_BINARY_DIR}/clang.profdata ${CMAKE_CURRENT_BINARY_DIR}
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COMMENT "Merging profdata"
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DEPENDS generate-profraw)
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endif()
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endif()
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find_program(DTRACE dtrace)
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if(APPLE AND DTRACE)
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configure_lit_site_cfg(
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${CMAKE_CURRENT_SOURCE_DIR}/order-files.lit.site.cfg.in
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${CMAKE_CURRENT_BINARY_DIR}/order-files/lit.site.cfg
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)
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add_lit_testsuite(generate-dtrace-logs "Generating clang dtrace data"
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${CMAKE_CURRENT_BINARY_DIR}/order-files/
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EXCLUDE_FROM_CHECK_ALL
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ARGS -j 1
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DEPENDS clang clear-dtrace-logs
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)
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add_custom_target(clear-dtrace-logs
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COMMAND "${Python3_EXECUTABLE}" ${CMAKE_CURRENT_SOURCE_DIR}/perf-helper.py clean ${CMAKE_CURRENT_BINARY_DIR} dtrace
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COMMENT "Clearing old dtrace data")
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if(NOT CLANG_ORDER_FILE)
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message(FATAL_ERROR "Output clang order file is not set")
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endif()
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add_custom_target(generate-order-file
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COMMAND "${Python3_EXECUTABLE}" ${CMAKE_CURRENT_SOURCE_DIR}/perf-helper.py gen-order-file --binary $<TARGET_FILE:clang> --output ${CLANG_ORDER_FILE} ${CMAKE_CURRENT_BINARY_DIR}
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COMMENT "Generating order file"
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DEPENDS generate-dtrace-logs)
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endif()
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