mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 10:42:39 +01:00
d9608eed9a
This makes sense to do when building only tools like clang-tidy for example. Differential Revision: https://reviews.llvm.org/D93987
359 lines
13 KiB
CMake
359 lines
13 KiB
CMake
function(get_system_libs return_var)
|
|
message(AUTHOR_WARNING "get_system_libs no longer needed")
|
|
set(${return_var} "" PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
|
|
function(link_system_libs target)
|
|
message(AUTHOR_WARNING "link_system_libs no longer needed")
|
|
endfunction()
|
|
|
|
# is_llvm_target_library(
|
|
# library
|
|
# Name of the LLVM library to check
|
|
# return_var
|
|
# Output variable name
|
|
# ALL_TARGETS;INCLUDED_TARGETS;OMITTED_TARGETS
|
|
# ALL_TARGETS - default looks at the full list of known targets
|
|
# INCLUDED_TARGETS - looks only at targets being configured
|
|
# OMITTED_TARGETS - looks only at targets that are not being configured
|
|
# )
|
|
function(is_llvm_target_library library return_var)
|
|
cmake_parse_arguments(ARG "ALL_TARGETS;INCLUDED_TARGETS;OMITTED_TARGETS" "" "" ${ARGN})
|
|
# Sets variable `return_var' to ON if `library' corresponds to a
|
|
# LLVM supported target. To OFF if it doesn't.
|
|
set(${return_var} OFF PARENT_SCOPE)
|
|
string(TOUPPER "${library}" capitalized_lib)
|
|
if(ARG_INCLUDED_TARGETS)
|
|
string(TOUPPER "${LLVM_TARGETS_TO_BUILD}" targets)
|
|
elseif(ARG_OMITTED_TARGETS)
|
|
set(omitted_targets ${LLVM_ALL_TARGETS})
|
|
if (LLVM_TARGETS_TO_BUILD)
|
|
list(REMOVE_ITEM omitted_targets ${LLVM_TARGETS_TO_BUILD})
|
|
endif()
|
|
string(TOUPPER "${omitted_targets}" targets)
|
|
else()
|
|
string(TOUPPER "${LLVM_ALL_TARGETS}" targets)
|
|
endif()
|
|
foreach(t ${targets})
|
|
if( capitalized_lib STREQUAL t OR
|
|
capitalized_lib STREQUAL "${t}" OR
|
|
capitalized_lib STREQUAL "${t}DESC" OR
|
|
capitalized_lib STREQUAL "${t}CODEGEN" OR
|
|
capitalized_lib STREQUAL "${t}ASMPARSER" OR
|
|
capitalized_lib STREQUAL "${t}ASMPRINTER" OR
|
|
capitalized_lib STREQUAL "${t}DISASSEMBLER" OR
|
|
capitalized_lib STREQUAL "${t}INFO" OR
|
|
capitalized_lib STREQUAL "${t}UTILS" )
|
|
set(${return_var} ON PARENT_SCOPE)
|
|
break()
|
|
endif()
|
|
endforeach()
|
|
endfunction(is_llvm_target_library)
|
|
|
|
function(is_llvm_target_specifier library return_var)
|
|
is_llvm_target_library(${library} ${return_var} ${ARGN})
|
|
string(TOUPPER "${library}" capitalized_lib)
|
|
if(NOT ${return_var})
|
|
if( capitalized_lib STREQUAL "ALLTARGETSASMPARSERS" OR
|
|
capitalized_lib STREQUAL "ALLTARGETSDESCS" OR
|
|
capitalized_lib STREQUAL "ALLTARGETSDISASSEMBLERS" OR
|
|
capitalized_lib STREQUAL "ALLTARGETSINFOS" OR
|
|
capitalized_lib STREQUAL "NATIVE" OR
|
|
capitalized_lib STREQUAL "NATIVECODEGEN" )
|
|
set(${return_var} ON PARENT_SCOPE)
|
|
endif()
|
|
endif()
|
|
endfunction()
|
|
|
|
macro(llvm_config executable)
|
|
cmake_parse_arguments(ARG "USE_SHARED" "" "" ${ARGN})
|
|
set(link_components ${ARG_UNPARSED_ARGUMENTS})
|
|
|
|
if(ARG_USE_SHARED)
|
|
# If USE_SHARED is specified, then we link against libLLVM,
|
|
# but also against the component libraries below. This is
|
|
# done in case libLLVM does not contain all of the components
|
|
# the target requires.
|
|
#
|
|
# Strip LLVM_DYLIB_COMPONENTS out of link_components.
|
|
# To do this, we need special handling for "all", since that
|
|
# may imply linking to libraries that are not included in
|
|
# libLLVM.
|
|
|
|
if (DEFINED link_components AND DEFINED LLVM_DYLIB_COMPONENTS)
|
|
if("${LLVM_DYLIB_COMPONENTS}" STREQUAL "all")
|
|
set(link_components "")
|
|
else()
|
|
list(REMOVE_ITEM link_components ${LLVM_DYLIB_COMPONENTS})
|
|
endif()
|
|
endif()
|
|
|
|
target_link_libraries(${executable} PRIVATE LLVM)
|
|
endif()
|
|
|
|
explicit_llvm_config(${executable} ${link_components})
|
|
endmacro(llvm_config)
|
|
|
|
|
|
function(explicit_llvm_config executable)
|
|
set( link_components ${ARGN} )
|
|
|
|
llvm_map_components_to_libnames(LIBRARIES ${link_components})
|
|
get_target_property(t ${executable} TYPE)
|
|
if(t STREQUAL "STATIC_LIBRARY")
|
|
target_link_libraries(${executable} INTERFACE ${LIBRARIES})
|
|
elseif(t STREQUAL "EXECUTABLE" OR t STREQUAL "SHARED_LIBRARY" OR t STREQUAL "MODULE_LIBRARY")
|
|
target_link_libraries(${executable} PRIVATE ${LIBRARIES})
|
|
else()
|
|
# Use plain form for legacy user.
|
|
target_link_libraries(${executable} ${LIBRARIES})
|
|
endif()
|
|
endfunction(explicit_llvm_config)
|
|
|
|
|
|
# This is Deprecated
|
|
function(llvm_map_components_to_libraries OUT_VAR)
|
|
message(AUTHOR_WARNING "Using llvm_map_components_to_libraries() is deprecated. Use llvm_map_components_to_libnames() instead")
|
|
explicit_map_components_to_libraries(result ${ARGN})
|
|
set( ${OUT_VAR} ${result} ${sys_result} PARENT_SCOPE )
|
|
endfunction(llvm_map_components_to_libraries)
|
|
|
|
# Expand pseudo-components into real components.
|
|
# Does not cover 'native', 'backend', or 'engine' as these require special
|
|
# handling. Also does not cover 'all' as we only have a list of the libnames
|
|
# available and not a list of the components.
|
|
function(llvm_expand_pseudo_components out_components)
|
|
set( link_components ${ARGN} )
|
|
foreach(c ${link_components})
|
|
# add codegen, asmprinter, asmparser, disassembler
|
|
list(FIND LLVM_TARGETS_TO_BUILD ${c} idx)
|
|
if( NOT idx LESS 0 )
|
|
if( TARGET LLVM${c}CodeGen )
|
|
list(APPEND expanded_components "${c}CodeGen")
|
|
else()
|
|
if( TARGET LLVM${c} )
|
|
list(APPEND expanded_components "${c}")
|
|
else()
|
|
message(FATAL_ERROR "Target ${c} is not in the set of libraries.")
|
|
endif()
|
|
endif()
|
|
if( TARGET LLVM${c}AsmPrinter )
|
|
list(APPEND expanded_components "${c}AsmPrinter")
|
|
endif()
|
|
if( TARGET LLVM${c}AsmParser )
|
|
list(APPEND expanded_components "${c}AsmParser")
|
|
endif()
|
|
if( TARGET LLVM${c}Desc )
|
|
list(APPEND expanded_components "${c}Desc")
|
|
endif()
|
|
if( TARGET LLVM${c}Disassembler )
|
|
list(APPEND expanded_components "${c}Disassembler")
|
|
endif()
|
|
if( TARGET LLVM${c}Info )
|
|
list(APPEND expanded_components "${c}Info")
|
|
endif()
|
|
if( TARGET LLVM${c}Utils )
|
|
list(APPEND expanded_components "${c}Utils")
|
|
endif()
|
|
elseif( c STREQUAL "nativecodegen" )
|
|
if( TARGET LLVM${LLVM_NATIVE_ARCH}CodeGen )
|
|
list(APPEND expanded_components "${LLVM_NATIVE_ARCH}CodeGen")
|
|
endif()
|
|
if( TARGET LLVM${LLVM_NATIVE_ARCH}Desc )
|
|
list(APPEND expanded_components "${LLVM_NATIVE_ARCH}Desc")
|
|
endif()
|
|
if( TARGET LLVM${LLVM_NATIVE_ARCH}Info )
|
|
list(APPEND expanded_components "${LLVM_NATIVE_ARCH}Info")
|
|
endif()
|
|
elseif( c STREQUAL "AllTargetsCodeGens" )
|
|
# Link all the codegens from all the targets
|
|
foreach(t ${LLVM_TARGETS_TO_BUILD})
|
|
if( TARGET LLVM${t}CodeGen)
|
|
list(APPEND expanded_components "${t}CodeGen")
|
|
endif()
|
|
endforeach(t)
|
|
elseif( c STREQUAL "AllTargetsAsmParsers" )
|
|
# Link all the asm parsers from all the targets
|
|
foreach(t ${LLVM_TARGETS_TO_BUILD})
|
|
if( TARGET LLVM${t}AsmParser )
|
|
list(APPEND expanded_components "${t}AsmParser")
|
|
endif()
|
|
endforeach(t)
|
|
elseif( c STREQUAL "AllTargetsDescs" )
|
|
# Link all the descs from all the targets
|
|
foreach(t ${LLVM_TARGETS_TO_BUILD})
|
|
if( TARGET LLVM${t}Desc )
|
|
list(APPEND expanded_components "${t}Desc")
|
|
endif()
|
|
endforeach(t)
|
|
elseif( c STREQUAL "AllTargetsDisassemblers" )
|
|
# Link all the disassemblers from all the targets
|
|
foreach(t ${LLVM_TARGETS_TO_BUILD})
|
|
if( TARGET LLVM${t}Disassembler )
|
|
list(APPEND expanded_components "${t}Disassembler")
|
|
endif()
|
|
endforeach(t)
|
|
elseif( c STREQUAL "AllTargetsInfos" )
|
|
# Link all the infos from all the targets
|
|
foreach(t ${LLVM_TARGETS_TO_BUILD})
|
|
if( TARGET LLVM${t}Info )
|
|
list(APPEND expanded_components "${t}Info")
|
|
endif()
|
|
endforeach(t)
|
|
else()
|
|
list(APPEND expanded_components "${c}")
|
|
endif()
|
|
endforeach()
|
|
set(${out_components} ${expanded_components} PARENT_SCOPE)
|
|
endfunction(llvm_expand_pseudo_components out_components)
|
|
|
|
# This is a variant intended for the final user:
|
|
# Map LINK_COMPONENTS to actual libnames.
|
|
function(llvm_map_components_to_libnames out_libs)
|
|
set( link_components ${ARGN} )
|
|
if(NOT LLVM_AVAILABLE_LIBS)
|
|
# Inside LLVM itself available libs are in a global property.
|
|
get_property(LLVM_AVAILABLE_LIBS GLOBAL PROPERTY LLVM_LIBS)
|
|
endif()
|
|
string(TOUPPER "${LLVM_AVAILABLE_LIBS}" capitalized_libs)
|
|
|
|
get_property(LLVM_TARGETS_CONFIGURED GLOBAL PROPERTY LLVM_TARGETS_CONFIGURED)
|
|
|
|
# Generally in our build system we avoid order-dependence. Unfortunately since
|
|
# not all targets create the same set of libraries we actually need to ensure
|
|
# that all build targets associated with a target are added before we can
|
|
# process target dependencies.
|
|
if(NOT LLVM_TARGETS_CONFIGURED)
|
|
foreach(c ${link_components})
|
|
is_llvm_target_specifier(${c} iltl_result ALL_TARGETS)
|
|
if(iltl_result)
|
|
message(FATAL_ERROR "Specified target library before target registration is complete.")
|
|
endif()
|
|
endforeach()
|
|
endif()
|
|
|
|
# Expand some keywords:
|
|
list(FIND LLVM_TARGETS_TO_BUILD "${LLVM_NATIVE_ARCH}" have_native_backend)
|
|
list(FIND link_components "engine" engine_required)
|
|
if( NOT engine_required EQUAL -1 )
|
|
list(FIND LLVM_TARGETS_WITH_JIT "${LLVM_NATIVE_ARCH}" have_jit)
|
|
if( NOT have_native_backend EQUAL -1 AND NOT have_jit EQUAL -1 )
|
|
list(APPEND link_components "jit")
|
|
list(APPEND link_components "native")
|
|
else()
|
|
list(APPEND link_components "interpreter")
|
|
endif()
|
|
endif()
|
|
list(FIND link_components "native" native_required)
|
|
if( NOT native_required EQUAL -1 )
|
|
if( NOT have_native_backend EQUAL -1 )
|
|
list(APPEND link_components ${LLVM_NATIVE_ARCH})
|
|
endif()
|
|
endif()
|
|
|
|
# Translate symbolic component names to real libraries:
|
|
llvm_expand_pseudo_components(link_components ${link_components})
|
|
foreach(c ${link_components})
|
|
get_property(c_rename GLOBAL PROPERTY LLVM_COMPONENT_NAME_${c})
|
|
if(c_rename)
|
|
set(c ${c_rename})
|
|
endif()
|
|
if( c STREQUAL "native" )
|
|
# already processed
|
|
elseif( c STREQUAL "backend" )
|
|
# same case as in `native'.
|
|
elseif( c STREQUAL "engine" )
|
|
# already processed
|
|
elseif( c STREQUAL "all" )
|
|
get_property(all_components GLOBAL PROPERTY LLVM_COMPONENT_LIBS)
|
|
list(APPEND expanded_components ${all_components})
|
|
else()
|
|
# Canonize the component name:
|
|
string(TOUPPER "${c}" capitalized)
|
|
list(FIND capitalized_libs LLVM${capitalized} lib_idx)
|
|
if( lib_idx LESS 0 )
|
|
# The component is unknown. Maybe is an omitted target?
|
|
is_llvm_target_library(${c} iltl_result OMITTED_TARGETS)
|
|
if(iltl_result)
|
|
# A missing library to a directly referenced omitted target would be bad.
|
|
message(FATAL_ERROR "Library '${c}' is a direct reference to a target library for an omitted target.")
|
|
else()
|
|
# If it is not an omitted target we should assume it is a component
|
|
# that hasn't yet been processed by CMake. Missing components will
|
|
# cause errors later in the configuration, so we can safely assume
|
|
# that this is valid here.
|
|
list(APPEND expanded_components LLVM${c})
|
|
endif()
|
|
else( lib_idx LESS 0 )
|
|
list(GET LLVM_AVAILABLE_LIBS ${lib_idx} canonical_lib)
|
|
list(APPEND expanded_components ${canonical_lib})
|
|
endif( lib_idx LESS 0 )
|
|
endif( c STREQUAL "native" )
|
|
endforeach(c)
|
|
|
|
set(${out_libs} ${expanded_components} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
# Perform a post-order traversal of the dependency graph.
|
|
# This duplicates the algorithm used by llvm-config, originally
|
|
# in tools/llvm-config/llvm-config.cpp, function ComputeLibsForComponents.
|
|
function(expand_topologically name required_libs visited_libs)
|
|
list(FIND visited_libs ${name} found)
|
|
if( found LESS 0 )
|
|
list(APPEND visited_libs ${name})
|
|
set(visited_libs ${visited_libs} PARENT_SCOPE)
|
|
|
|
#
|
|
get_property(libname GLOBAL PROPERTY LLVM_COMPONENT_NAME_${name})
|
|
if(libname)
|
|
set(cname LLVM${libname})
|
|
elseif(TARGET ${name})
|
|
set(cname ${name})
|
|
elseif(TARGET LLVM${name})
|
|
set(cname LLVM${name})
|
|
else()
|
|
message(FATAL_ERROR "unknown component ${name}")
|
|
endif()
|
|
|
|
get_property(lib_deps TARGET ${cname} PROPERTY LLVM_LINK_COMPONENTS)
|
|
foreach( lib_dep ${lib_deps} )
|
|
expand_topologically(${lib_dep} "${required_libs}" "${visited_libs}")
|
|
set(required_libs ${required_libs} PARENT_SCOPE)
|
|
set(visited_libs ${visited_libs} PARENT_SCOPE)
|
|
endforeach()
|
|
|
|
list(APPEND required_libs ${cname})
|
|
set(required_libs ${required_libs} PARENT_SCOPE)
|
|
endif()
|
|
endfunction()
|
|
|
|
# Expand dependencies while topologically sorting the list of libraries:
|
|
function(llvm_expand_dependencies out_libs)
|
|
set(expanded_components ${ARGN})
|
|
|
|
set(required_libs)
|
|
set(visited_libs)
|
|
foreach( lib ${expanded_components} )
|
|
expand_topologically(${lib} "${required_libs}" "${visited_libs}")
|
|
endforeach()
|
|
|
|
if(required_libs)
|
|
list(REVERSE required_libs)
|
|
endif()
|
|
set(${out_libs} ${required_libs} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
function(explicit_map_components_to_libraries out_libs)
|
|
llvm_map_components_to_libnames(link_libs ${ARGN})
|
|
llvm_expand_dependencies(expanded_components ${link_libs})
|
|
# Return just the libraries included in this build:
|
|
set(result)
|
|
foreach(c ${expanded_components})
|
|
if( TARGET ${c} )
|
|
set(result ${result} ${c})
|
|
endif()
|
|
endforeach(c)
|
|
set(${out_libs} ${result} PARENT_SCOPE)
|
|
endfunction(explicit_map_components_to_libraries)
|