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#=============================================================================
# CMake build system files
#
# Copyright (c) 2014 pocl developers
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
#=============================================================================
# cmake version of lib/kernel/rules.mk
separate_arguments(KERNEL_C_FLAGS)
separate_arguments(KERNEL_CL_FLAGS)
separate_arguments(KERNEL_CXX_FLAGS)
function(compile_c_to_bc FILENAME SUBDIR BC_FILE_LIST)
get_filename_component(FNAME "${FILENAME}" NAME)
set(BC_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/${FNAME}.bc")
set(${BC_FILE_LIST} ${${BC_FILE_LIST}} ${BC_FILE} PARENT_SCOPE)
if(IS_ABSOLUTE "${FILENAME}")
set(FULL_F_PATH "${FILENAME}")
else()
set(FULL_F_PATH "${CMAKE_SOURCE_DIR}/lib/kernel/${FILENAME}")
endif()
add_custom_command( OUTPUT "${BC_FILE}"
DEPENDS "${FULL_F_PATH}"
"${CMAKE_SOURCE_DIR}/include/pocl_types.h"
"${CMAKE_SOURCE_DIR}/include/_kernel_c.h"
COMMAND "${CLANG}" ${CLANG_FLAGS} ${DEVICE_CL_FLAGS}
${KERNEL_C_FLAGS} "-O0" "-o" "${BC_FILE}" "-c" "${FULL_F_PATH}"
"-I${CMAKE_SOURCE_DIR}/include"
"-include" "${CMAKE_SOURCE_DIR}/include/_kernel_c.h"
COMMENT "Building C to LLVM bitcode ${BC_FILE}"
VERBATIM)
endfunction()
function(compile_cc_to_bc FILENAME SUBDIR BC_FILE_LIST)
get_filename_component(FNAME "${FILENAME}" NAME)
set(BC_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/${FNAME}.bc")
set(${BC_FILE_LIST} ${${BC_FILE_LIST}} ${BC_FILE} PARENT_SCOPE)
if(IS_ABSOLUTE "${FILENAME}")
set(FULL_F_PATH "${FILENAME}")
else()
set(FULL_F_PATH "${CMAKE_SOURCE_DIR}/lib/kernel/${FILENAME}")
endif()
add_custom_command(OUTPUT "${BC_FILE}"
DEPENDS "${FULL_F_PATH}"
COMMAND "${CLANGXX}" ${CLANG_FLAGS} ${KERNEL_CXX_FLAGS}
${DEVICE_C_FLAGS} "-O0" "-o" "${BC_FILE}" "-c" "${FULL_F_PATH}"
COMMENT "Building C++ to LLVM bitcode ${BC_FILE}"
VERBATIM)
endfunction()
function(compile_cl_to_bc FILENAME SUBDIR BC_FILE_LIST EXTRA_CONFIG)
get_filename_component(FNAME "${FILENAME}" NAME)
get_filename_component(FNAME_WE "${FILENAME}" NAME_WE)
set(BC_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/${FNAME}.bc")
set(${BC_FILE_LIST} ${${BC_FILE_LIST}} ${BC_FILE} PARENT_SCOPE)
if(IS_ABSOLUTE "${FILENAME}")
set(FULL_F_PATH "${FILENAME}")
else()
set(FULL_F_PATH "${CMAKE_SOURCE_DIR}/lib/kernel/${FILENAME}")
endif()
set(DEPENDLIST
"${CMAKE_SOURCE_DIR}/include/_kernel.h"
"${CMAKE_SOURCE_DIR}/include/_kernel_c.h"
"${CMAKE_SOURCE_DIR}/include/pocl_types.h")
set(INCLUDELIST
"-include" "${CMAKE_SOURCE_DIR}/include/_kernel.h"
"-include" "${CMAKE_SOURCE_DIR}/include/_enable_all_exts.h")
if(FILENAME MATCHES "sleef")
list(APPEND DEPENDLIST
"${EXTRA_CONFIG}"
)
list(APPEND DEPENDLIST ${SLEEF_CL_KERNEL_DEPEND_HEADERS})
list(APPEND INCLUDELIST
"-DMAX_PRECISION"
"-I" "${CMAKE_SOURCE_DIR}/lib/kernel/sleef/include" # for sleef_cl.h
"-include" "${EXTRA_CONFIG}")
endif()
if(FILENAME MATCHES "libclc")
list(APPEND DEPENDLIST ${LIBCLC_KERNEL_DEPEND_HEADERS})
set(I32 "${CMAKE_SOURCE_DIR}/lib/kernel/libclc/${FNAME_WE}_fp32.cl")
if(EXISTS "${I32}")
list(APPEND DEPENDLIST "${I32}")
endif()
set(I64 "${CMAKE_SOURCE_DIR}/lib/kernel/libclc/${FNAME_WE}_fp64.cl")
if(EXISTS "${I64}")
list(APPEND DEPENDLIST "${I64}")
endif()
list(APPEND INCLUDELIST
"-I" "${CMAKE_SOURCE_DIR}/lib/kernel/libclc")
endif()
add_custom_command( OUTPUT "${BC_FILE}"
DEPENDS "${FULL_F_PATH}"
${DEPENDLIST}
COMMAND "${CLANG}" ${CLANG_FLAGS}
${KERNEL_CL_FLAGS} ${DEVICE_CL_FLAGS}
"-o" "${BC_FILE}" "-O0" "-c" "${FULL_F_PATH}"
${INCLUDELIST}
COMMENT "Building CL to LLVM bitcode ${BC_FILE}"
VERBATIM)
endfunction()
# ARGN - extra defines / arguments to clang
# can't use c_to_bc, since SLEEF's C files need to be prefixed with EXT
# (because the same files are compiled multiple times)
function(compile_sleef_c_to_bc EXT FILENAME SUBDIR BCLIST)
get_filename_component(FNAME "${FILENAME}" NAME)
set(BC_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/${EXT}_${FNAME}.bc")
list(APPEND ${BCLIST} "${BC_FILE}")
set(${BCLIST} ${${BCLIST}} PARENT_SCOPE)
if(IS_ABSOLUTE "${FILENAME}")
set(FULL_F_PATH "${FILENAME}")
else()
set(FULL_F_PATH "${CMAKE_SOURCE_DIR}/lib/kernel/${FILENAME}")
endif()
add_custom_command( OUTPUT "${BC_FILE}"
DEPENDS "${FULL_F_PATH}"
${SLEEF_C_KERNEL_DEPEND_HEADERS}
COMMAND "${CLANG}" ${CLANG_FLAGS}
${DEVICE_C_FLAGS} ${KERNEL_C_FLAGS} ${ARGN}
"-I" "${CMAKE_SOURCE_DIR}/lib/kernel/sleef/arch"
"-I" "${CMAKE_SOURCE_DIR}/lib/kernel/sleef/libm"
"-I" "${CMAKE_SOURCE_DIR}/lib/kernel/sleef/include"
"-O0" "-o" "${BC_FILE}" "-c" "${FULL_F_PATH}"
COMMENT "Building SLEEF to LLVM bitcode ${BC_FILE}"
VERBATIM)
endfunction()
# compiles LLVM IR in text-format (an .ll file) to LLVM IR bitcode (binary format, .bc)
# BCLIST is the name of a list variable; the path of the generated BC file will be
# appended to this variable is the caller's scope
function(compile_ll_to_bc FILENAME SUBDIR BCLIST)
if(IS_ABSOLUTE "${FILENAME}")
set(FULL_F_PATH "${FILENAME}")
else()
set(FULL_F_PATH "${CMAKE_SOURCE_DIR}/lib/kernel/${FILENAME}")
endif()
get_filename_component(FNAME "${FILENAME}" NAME)
set(BC_FILE "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/${FNAME}.bc")
list(APPEND ${BCLIST} "${BC_FILE}")
set(${BCLIST} ${${BCLIST}} PARENT_SCOPE)
add_custom_command( OUTPUT "${BC_FILE}"
DEPENDS "${FULL_F_PATH}"
COMMAND "${LLVM_AS}" "-o" "${BC_FILE}" "${FULL_F_PATH}"
COMMENT "Building LL to LLVM bitcode ${BC_FILE}"
VERBATIM)
endfunction()
macro(compile_to_bc SUBDIR OUTPUT_FILE_LIST EXTRA_CONFIG)
foreach(FILENAME ${ARGN})
if(FILENAME MATCHES "[.]c$")
compile_c_to_bc("${FILENAME}" "${SUBDIR}" ${OUTPUT_FILE_LIST})
elseif(FILENAME MATCHES "[.]cc$")
compile_cc_to_bc("${FILENAME}" "${SUBDIR}" ${OUTPUT_FILE_LIST})
elseif(FILENAME MATCHES "[.]cl$")
compile_cl_to_bc("${FILENAME}" "${SUBDIR}" ${OUTPUT_FILE_LIST} "${EXTRA_CONFIG}")
elseif(FILENAME MATCHES "[.]ll$")
compile_ll_to_bc("${FILENAME}" "${SUBDIR}" ${OUTPUT_FILE_LIST})
else()
message(FATAL_ERROR "Dont know how to compile ${FILENAME} to .bc !")
endif()
endforeach()
endmacro()
function(generate_cuda_spir_wrapper OUTPUT)
set(FNAME "${CMAKE_CURRENT_BINARY_DIR}/spir_wrapper.ll")
set(${OUTPUT} "${FNAME}" PARENT_SCOPE)
set(EXTRA_OPT "--fp16" "-g")
add_custom_command( OUTPUT "${FNAME}"
DEPENDS "${CMAKE_SOURCE_DIR}/lib/kernel/SPIR/generate_spir_wrapper.py"
COMMAND "${Python3_EXECUTABLE}" "${CMAKE_SOURCE_DIR}/lib/kernel/SPIR/generate_spir_wrapper.py" ${EXTRA_OPT} "-t" "cuda" "${FNAME}"
COMMENT "Generating CUDA SPIR wrapper to ${FNAME}"
VERBATIM)
endfunction()
function(generate_cpu_spir_wrapper ARCH SUBDIR SIZE OUTPUT)
set(FNAME "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}/spir_wrapper_${SIZE}bit.ll")
set(${OUTPUT} "${FNAME}" PARENT_SCOPE)
set(EXTRA_OPT "-g")
if(HOST_CPU_ENABLE_CL_KHR_FP16)
set(EXTRA_OPT "--fp16" "-g")
endif()
add_custom_command( OUTPUT "${FNAME}"
DEPENDS "${CMAKE_SOURCE_DIR}/lib/kernel/SPIR/generate_spir_wrapper.py"
COMMAND "${Python3_EXECUTABLE}" "${CMAKE_SOURCE_DIR}/lib/kernel/SPIR/generate_spir_wrapper.py" ${EXTRA_OPT} "-t" "${ARCH}" "-r" "${SIZE}" "${FNAME}"
COMMENT "Generating ${ARCH} ${VECSIZE}-bit wrapper for ${SUBDIR} to ${FNAME}"
VERBATIM)
endfunction()
function(make_kernel_bc OUTPUT_VAR NAME SUBDIR USE_SLEEF EXTRA_BC EXTRA_CONFIG)
set(KERNEL_BC "${CMAKE_CURRENT_BINARY_DIR}/kernel-${NAME}.bc")
set(${OUTPUT_VAR} "${KERNEL_BC}" PARENT_SCOPE)
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/${SUBDIR}")
compile_to_bc("${SUBDIR}" BC_LIST "${EXTRA_CONFIG}" ${ARGN})
if(USE_SLEEF)
list(APPEND BC_LIST ${EXTRA_BC})
endif()
# Split linking into smaller pieces by 40. This is to avoid a problem
# with command input size limitation on Windows
list(LENGTH BC_LIST BCLIST_LENGTH)
set(INDEX 0)
set(FINAL_LINK_INPUTS)
while(BCLIST_LENGTH GREATER INDEX)
list(SUBLIST BC_LIST ${INDEX} 40 BC_SUBLIST)
list(LENGTH BC_SUBLIST BCSUBLIST_LENGTH)
set(LINK_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/partial-${NAME}-${INDEX}.bc")
list(APPEND FINAL_LINK_INPUTS "${LINK_OUTPUT}")
add_custom_command(OUTPUT "${LINK_OUTPUT}"
DEPENDS ${BC_LIST}
COMMAND "${LLVM_LINK}" "--suppress-warnings" "-o" "${LINK_OUTPUT}" ${BC_SUBLIST}
COMMENT "Linking part of builtins library"
VERBATIM)
math(EXPR INDEX "${INDEX} + ${BCSUBLIST_LENGTH}")
endwhile()
# optimizing the bitcode library IR has undesirable side-effects. avoid them completely
set(LINK_OPT_COMMAND COMMAND "${LLVM_LINK}" "--suppress-warnings" "-o" "${KERNEL_BC}" ${FINAL_LINK_INPUTS})
if(USE_SLEEF)
list(APPEND FINAL_LINK_INPUTS "sleef_config_${VARIANT}")
endif()
add_custom_command( OUTPUT "${KERNEL_BC}"
DEPENDS ${FINAL_LINK_INPUTS}
${LINK_OPT_COMMAND}
COMMENT "Linking final bitcode library: ${KERNEL_BC}"
VERBATIM)
endfunction()
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