summaryrefslogtreecommitdiffstats
path: root/third_party/aom/build/cmake/aom_optimization.cmake
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/aom/build/cmake/aom_optimization.cmake')
-rw-r--r--third_party/aom/build/cmake/aom_optimization.cmake268
1 files changed, 108 insertions, 160 deletions
diff --git a/third_party/aom/build/cmake/aom_optimization.cmake b/third_party/aom/build/cmake/aom_optimization.cmake
index c58c3993e..069ea1bb9 100644
--- a/third_party/aom/build/cmake/aom_optimization.cmake
+++ b/third_party/aom/build/cmake/aom_optimization.cmake
@@ -1,138 +1,146 @@
-##
-## Copyright (c) 2017, Alliance for Open Media. All rights reserved
-##
-## This source code is subject to the terms of the BSD 2 Clause License and
-## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
-## was not distributed with this source code in the LICENSE file, you can
-## obtain it at www.aomedia.org/license/software. If the Alliance for Open
-## Media Patent License 1.0 was not distributed with this source code in the
-## PATENTS file, you can obtain it at www.aomedia.org/license/patent.
-##
-if (NOT AOM_BUILD_CMAKE_AOM_OPTIMIZATION_CMAKE_)
+#
+# Copyright (c) 2017, Alliance for Open Media. All rights reserved
+#
+# This source code is subject to the terms of the BSD 2 Clause License and the
+# Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License was
+# not distributed with this source code in the LICENSE file, you can obtain it
+# at www.aomedia.org/license/software. If the Alliance for Open Media Patent
+# License 1.0 was not distributed with this source code in the PATENTS file, you
+# can obtain it at www.aomedia.org/license/patent.
+#
+if(AOM_BUILD_CMAKE_AOM_OPTIMIZATION_CMAKE_)
+ return()
+endif() # AOM_BUILD_CMAKE_AOM_OPTIMIZATION_CMAKE_
set(AOM_BUILD_CMAKE_AOM_OPTIMIZATION_CMAKE_ 1)
include("${AOM_ROOT}/build/cmake/util.cmake")
# Translate $flag to one which MSVC understands, and write the new flag to the
# variable named by $translated_flag (or unset it, when MSVC needs no flag).
-function (get_msvc_intrinsic_flag flag translated_flag)
- if ("${flag}" STREQUAL "-mavx")
+function(get_msvc_intrinsic_flag flag translated_flag)
+ if("${flag}" STREQUAL "-mavx")
set(${translated_flag} "/arch:AVX" PARENT_SCOPE)
- elseif ("${flag}" STREQUAL "-mavx2")
+ elseif("${flag}" STREQUAL "-mavx2")
set(${translated_flag} "/arch:AVX2" PARENT_SCOPE)
- else ()
+ else()
+
# MSVC does not need flags for intrinsics flavors other than AVX/AVX2.
unset(${translated_flag} PARENT_SCOPE)
- endif ()
-endfunction ()
+ endif()
+endfunction()
# Adds an object library target. Terminates generation if $flag is not supported
# by the current compiler. $flag is the intrinsics flag required by the current
# compiler, and is added to the compile flags for all sources in $sources.
-# $opt_name is used to name the target. $target_to_update is made
-# dependent upon the created target.
+# $opt_name is used to name the target. $target_to_update is made dependent upon
+# the created target.
#
# Note: the libaom target is always updated because OBJECT libraries have rules
# that disallow the direct addition of .o files to them as dependencies. Static
# libraries do not have this limitation.
-function (add_intrinsics_object_library flag opt_name target_to_update sources
- dependent_target)
+function(add_intrinsics_object_library flag opt_name target_to_update sources
+ dependent_target)
+ if("${${sources}}" STREQUAL "")
+ return()
+ endif()
set(target_name ${target_to_update}_${opt_name}_intrinsics)
add_library(${target_name} OBJECT ${${sources}})
- if (MSVC)
+ if(MSVC)
get_msvc_intrinsic_flag(${flag} "flag")
- endif ()
+ endif()
- if (flag)
+ if(flag)
+ separate_arguments(flag)
target_compile_options(${target_name} PUBLIC ${flag})
- endif ()
+ endif()
target_sources(${dependent_target} PRIVATE $<TARGET_OBJECTS:${target_name}>)
# Add the new lib target to the global list of aom library targets.
list(APPEND AOM_LIB_TARGETS ${target_name})
set(AOM_LIB_TARGETS ${AOM_LIB_TARGETS} PARENT_SCOPE)
-endfunction ()
+endfunction()
# Adds sources in list named by $sources to $target and adds $flag to the
# compile flags for each source file.
-function (add_intrinsics_source_to_target flag target sources)
+function(add_intrinsics_source_to_target flag target sources)
target_sources(${target} PRIVATE ${${sources}})
- if (MSVC)
+ if(MSVC)
get_msvc_intrinsic_flag(${flag} "flag")
- endif ()
- if (flag)
- foreach (source ${${sources}})
+ endif()
+ if(flag)
+ foreach(source ${${sources}})
set_property(SOURCE ${source} APPEND PROPERTY COMPILE_FLAGS ${flag})
- endforeach ()
- endif ()
-endfunction ()
+ endforeach()
+ endif()
+endfunction()
# Writes object format for the current target to the var named by $out_format,
# or terminates the build when the object format for the current target is
# unknown.
-function (get_asm_obj_format out_format)
- if ("${AOM_TARGET_CPU}" STREQUAL "x86_64")
- if ("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
+function(get_asm_obj_format out_format)
+ if("${AOM_TARGET_CPU}" STREQUAL "x86_64")
+ if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
set(objformat "macho64")
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
set(objformat "elf64")
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "MSYS" OR
- "${AOM_TARGET_SYSTEM}" STREQUAL "Windows")
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "MSYS" OR "${AOM_TARGET_SYSTEM}"
+ STREQUAL "Windows")
set(objformat "win64")
- else ()
+ else()
message(FATAL_ERROR "Unknown obj format: ${AOM_TARGET_SYSTEM}")
- endif ()
- elseif ("${AOM_TARGET_CPU}" STREQUAL "x86")
- if ("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
+ endif()
+ elseif("${AOM_TARGET_CPU}" STREQUAL "x86")
+ if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
set(objformat "macho32")
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
set(objformat "elf32")
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "MSYS" OR
- "${AOM_TARGET_SYSTEM}" STREQUAL "Windows")
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "MSYS" OR "${AOM_TARGET_SYSTEM}"
+ STREQUAL "Windows")
set(objformat "win32")
- else ()
+ else()
message(FATAL_ERROR "Unknown obj format: ${AOM_TARGET_SYSTEM}")
- endif ()
- else ()
+ endif()
+ else()
message(FATAL_ERROR
- "Unknown obj format: ${AOM_TARGET_CPU}-${AOM_TARGET_SYSTEM}")
- endif ()
+ "Unknown obj format: ${AOM_TARGET_CPU}-${AOM_TARGET_SYSTEM}")
+ endif()
set(${out_format} ${objformat} PARENT_SCOPE)
-endfunction ()
+endfunction()
# Adds library target named $lib_name for ASM files in variable named by
# $asm_sources. Builds an output directory path from $lib_name. Links $lib_name
# into $dependent_target. Generates a dummy C file with a dummy function to
# ensure that all cmake generators can determine the linker language, and that
# build tools don't complain that an object exposes no symbols.
-function (add_asm_library lib_name asm_sources dependent_target)
+function(add_asm_library lib_name asm_sources dependent_target)
+ if("${${asm_sources}}" STREQUAL "")
+ return()
+ endif()
set(asm_lib_obj_dir "${AOM_CONFIG_DIR}/asm_objects/${lib_name}")
- if (NOT EXISTS "${asm_lib_obj_dir}")
+ if(NOT EXISTS "${asm_lib_obj_dir}")
file(MAKE_DIRECTORY "${asm_lib_obj_dir}")
- endif ()
+ endif()
# TODO(tomfinegan): If cmake ever allows addition of .o files to OBJECT lib
# targets, make this OBJECT instead of STATIC to hide the target from
# consumers of the AOM cmake build.
add_library(${lib_name} STATIC ${${asm_sources}})
- foreach (asm_source ${${asm_sources}})
+ foreach(asm_source ${${asm_sources}})
get_filename_component(asm_source_name "${asm_source}" NAME)
set(asm_object "${asm_lib_obj_dir}/${asm_source_name}.o")
add_custom_command(OUTPUT "${asm_object}"
- COMMAND ${AS_EXECUTABLE}
- ARGS ${AOM_AS_FLAGS}
- -I${AOM_ROOT}/ -I${AOM_CONFIG_DIR}/
- -o "${asm_object}" "${asm_source}"
+ COMMAND ${AS_EXECUTABLE} ARGS ${AOM_AS_FLAGS}
+ -I${AOM_ROOT}/ -I${AOM_CONFIG_DIR}/ -o
+ "${asm_object}" "${asm_source}"
DEPENDS "${asm_source}"
COMMENT "Building ASM object ${asm_object}"
- WORKING_DIRECTORY "${AOM_CONFIG_DIR}"
- VERBATIM)
+ WORKING_DIRECTORY "${AOM_CONFIG_DIR}" VERBATIM)
target_sources(aom PRIVATE "${asm_object}")
- endforeach ()
+ endforeach()
# The above created a target containing only ASM sources. Cmake needs help
# here to determine the linker language. Add a dummy C file to force the
@@ -144,121 +152,61 @@ function (add_asm_library lib_name asm_sources dependent_target)
# Add the new lib target to the global list of aom library targets.
list(APPEND AOM_LIB_TARGETS ${lib_name})
set(AOM_LIB_TARGETS ${AOM_LIB_TARGETS} PARENT_SCOPE)
-endfunction ()
-
-# Converts asm sources in $asm_sources using $AOM_ADS2GAS and calls
-# add_asm_library() to create a library from the converted sources. At
-# generation time the converted sources are created, and a custom rule is added
-# to ensure the sources are reconverted when the original asm source is updated.
-# See add_asm_library() for more information.
-function (add_gas_asm_library lib_name asm_sources dependent_target)
- set(asm_converted_source_dir "${AOM_CONFIG_DIR}/asm_gas/${lib_name}")
- if (NOT EXISTS "${asm_converted_source_dir}")
- file(MAKE_DIRECTORY "${asm_converted_source_dir}")
- endif ()
-
- # Create the converted version of each assembly source at generation time.
- unset(gas_target_sources)
- foreach (neon_asm_source ${${asm_sources}})
- get_filename_component(output_asm_source "${neon_asm_source}" NAME)
- set(output_asm_source "${asm_converted_source_dir}/${output_asm_source}")
- set(output_asm_source "${output_asm_source}.${AOM_GAS_EXT}")
- execute_process(COMMAND "${PERL_EXECUTABLE}" "${AOM_ADS2GAS}"
- INPUT_FILE "${neon_asm_source}"
- OUTPUT_FILE "${output_asm_source}")
- list(APPEND gas_target_sources "${output_asm_source}")
- endforeach ()
-
- add_asm_library("${lib_name}" "gas_target_sources" "${dependent_target}")
-
- # For each of the converted sources, create a custom rule that will regenerate
- # the converted source when its input is touched.
- list(LENGTH gas_target_sources num_asm_files)
- math(EXPR num_asm_files "${num_asm_files} - 1")
- foreach(NUM RANGE ${num_asm_files})
- list(GET ${asm_sources} ${NUM} neon_asm_source)
- list(GET gas_target_sources ${NUM} gas_asm_source)
-
- # Grab only the filename for the custom command output to keep build output
- # reasonably sane.
- get_filename_component(neon_name "${neon_asm_source}" NAME)
- get_filename_component(gas_name "${gas_asm_source}" NAME)
-
- add_custom_command(
- OUTPUT "${gas_asm_source}"
- COMMAND ${PERL_EXECUTABLE}
- ARGS "${AOM_ADS2GAS}" < "${neon_asm_source}" > "${gas_asm_source}"
- DEPENDS "${neon_asm_source}"
- COMMENT "ads2gas conversion ${neon_name} -> ${gas_name}"
- WORKING_DIRECTORY "${AOM_CONFIG_DIR}"
- VERBATIM)
- endforeach ()
-
- # Update the sources list passed in to include the converted asm source files.
- list(APPEND asm_sources ${gas_target_sources})
- set(${asm_sources} ${${asm_sources}} PARENT_SCOPE)
-endfunction ()
+endfunction()
# Terminates generation if nasm found in PATH does not meet requirements.
# Currently checks only for presence of required object formats and support for
# the -Ox argument (multipass optimization).
-function (test_nasm)
- execute_process(COMMAND ${AS_EXECUTABLE} -hf
- OUTPUT_VARIABLE nasm_helptext)
+function(test_nasm)
+ execute_process(COMMAND ${AS_EXECUTABLE} -hf OUTPUT_VARIABLE nasm_helptext)
- if (NOT "${nasm_helptext}" MATCHES "-Ox")
+ if(NOT "${nasm_helptext}" MATCHES "-Ox")
message(FATAL_ERROR
- "Unsupported nasm: multipass optimization not supported.")
- endif ()
+ "Unsupported nasm: multipass optimization not supported.")
+ endif()
- if ("${AOM_TARGET_CPU}" STREQUAL "x86")
- if ("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
- if (NOT "${nasm_helptext}" MATCHES "macho32")
+ if("${AOM_TARGET_CPU}" STREQUAL "x86")
+ if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
+ if(NOT "${nasm_helptext}" MATCHES "macho32")
message(FATAL_ERROR
- "Unsupported nasm: macho32 object format not supported.")
- endif ()
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
- if (NOT "${nasm_helptext}" MATCHES "elf32")
+ "Unsupported nasm: macho32 object format not supported.")
+ endif()
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
+ if(NOT "${nasm_helptext}" MATCHES "elf32")
message(FATAL_ERROR
- "Unsupported nasm: elf32 object format not supported.")
- endif ()
- endif ()
- else ()
- if ("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
- if (NOT "${nasm_helptext}" MATCHES "macho64")
+ "Unsupported nasm: elf32 object format not supported.")
+ endif()
+ endif()
+ else()
+ if("${AOM_TARGET_SYSTEM}" STREQUAL "Darwin")
+ if(NOT "${nasm_helptext}" MATCHES "macho64")
message(FATAL_ERROR
- "Unsupported nasm: macho64 object format not supported.")
- endif ()
- elseif ("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
- if (NOT "${nasm_helptext}" MATCHES "elf64")
+ "Unsupported nasm: macho64 object format not supported.")
+ endif()
+ elseif("${AOM_TARGET_SYSTEM}" STREQUAL "Linux")
+ if(NOT "${nasm_helptext}" MATCHES "elf64")
message(FATAL_ERROR
- "Unsupported nasm: elf64 object format not supported.")
- endif ()
- endif ()
- endif ()
-endfunction ()
+ "Unsupported nasm: elf64 object format not supported.")
+ endif()
+ endif()
+ endif()
+endfunction()
# Adds build command for generation of rtcd C source files using
# build/make/rtcd.pl. $config is the input perl file, $output is the output C
# include file, $source is the C source file, and $symbol is used for the symbol
# argument passed to rtcd.pl.
-function (add_rtcd_build_step config output source symbol)
+function(add_rtcd_build_step config output source symbol)
add_custom_command(
OUTPUT ${output}
- COMMAND ${PERL_EXECUTABLE}
- ARGS "${AOM_ROOT}/build/make/rtcd.pl"
- --arch=${AOM_TARGET_CPU}
- --sym=${symbol}
- ${AOM_RTCD_FLAGS}
- --config=${AOM_CONFIG_DIR}/${AOM_TARGET_CPU}_rtcd_config.rtcd
- ${config}
- > ${output}
+ COMMAND ${PERL_EXECUTABLE} ARGS "${AOM_ROOT}/build/make/rtcd.pl"
+ --arch=${AOM_TARGET_CPU}
+ --sym=${symbol} ${AOM_RTCD_FLAGS}
+ --config=${AOM_CONFIG_DIR}/${AOM_TARGET_CPU}_rtcd_config.rtcd
+ ${config} > ${output}
DEPENDS ${config}
COMMENT "Generating ${output}"
- WORKING_DIRECTORY ${AOM_CONFIG_DIR}
- VERBATIM)
+ WORKING_DIRECTORY ${AOM_CONFIG_DIR} VERBATIM)
set_property(SOURCE ${source} PROPERTY OBJECT_DEPENDS ${output})
set_property(SOURCE ${output} PROPERTY GENERATED)
-endfunction ()
-
-endif () # AOM_BUILD_CMAKE_AOM_OPTIMIZATION_CMAKE_
+endfunction()