1 function(get_system_libs return_var)
2 message(AUTHOR_WARNING "get_system_libs no longer needed")
3 set(${return_var} "" PARENT_SCOPE)
7 function(link_system_libs target)
8 message(AUTHOR_WARNING "link_system_libs no longer needed")
12 function(is_llvm_target_library library return_var)
13 # Sets variable `return_var' to ON if `library' corresponds to a
14 # LLVM supported target. To OFF if it doesn't.
15 set(${return_var} OFF PARENT_SCOPE)
16 string(TOUPPER "${library}" capitalized_lib)
17 string(TOUPPER "${LLVM_ALL_TARGETS}" targets)
19 if( capitalized_lib STREQUAL t OR
20 capitalized_lib STREQUAL "LLVM${t}" OR
21 capitalized_lib STREQUAL "LLVM${t}CODEGEN" OR
22 capitalized_lib STREQUAL "LLVM${t}ASMPARSER" OR
23 capitalized_lib STREQUAL "LLVM${t}ASMPRINTER" OR
24 capitalized_lib STREQUAL "LLVM${t}DISASSEMBLER" OR
25 capitalized_lib STREQUAL "LLVM${t}INFO" )
26 set(${return_var} ON PARENT_SCOPE)
30 endfunction(is_llvm_target_library)
33 macro(llvm_config executable)
34 explicit_llvm_config(${executable} ${ARGN})
38 function(explicit_llvm_config executable)
39 set( link_components ${ARGN} )
41 llvm_map_components_to_libnames(LIBRARIES ${link_components})
42 get_target_property(t ${executable} TYPE)
43 if("x${t}" STREQUAL "xSTATIC_LIBRARY")
44 target_link_libraries(${executable} ${cmake_2_8_12_INTERFACE} ${LIBRARIES})
45 elseif("x${t}" STREQUAL "xSHARED_LIBRARY" OR "x${t}" STREQUAL "xMODULE_LIBRARY")
46 target_link_libraries(${executable} ${cmake_2_8_12_PRIVATE} ${LIBRARIES})
48 # Use plain form for legacy user.
49 target_link_libraries(${executable} ${LIBRARIES})
51 endfunction(explicit_llvm_config)
55 function(llvm_map_components_to_libraries OUT_VAR)
56 message(AUTHOR_WARNING "Using llvm_map_components_to_libraries() is deprecated. Use llvm_map_components_to_libnames() instead")
57 explicit_map_components_to_libraries(result ${ARGN})
58 set( ${OUT_VAR} ${result} ${sys_result} PARENT_SCOPE )
59 endfunction(llvm_map_components_to_libraries)
61 # This is a variant intended for the final user:
62 # Map LINK_COMPONENTS to actual libnames.
63 function(llvm_map_components_to_libnames out_libs)
64 set( link_components ${ARGN} )
65 if(NOT LLVM_AVAILABLE_LIBS)
66 # Inside LLVM itself available libs are in a global property.
67 get_property(LLVM_AVAILABLE_LIBS GLOBAL PROPERTY LLVM_LIBS)
69 string(TOUPPER "${LLVM_AVAILABLE_LIBS}" capitalized_libs)
71 # Expand some keywords:
72 list(FIND LLVM_TARGETS_TO_BUILD "${LLVM_NATIVE_ARCH}" have_native_backend)
73 list(FIND link_components "engine" engine_required)
74 if( NOT engine_required EQUAL -1 )
75 list(FIND LLVM_TARGETS_WITH_JIT "${LLVM_NATIVE_ARCH}" have_jit)
76 if( NOT have_native_backend EQUAL -1 AND NOT have_jit EQUAL -1 )
77 list(APPEND link_components "jit")
78 list(APPEND link_components "native")
80 list(APPEND link_components "interpreter")
83 list(FIND link_components "native" native_required)
84 if( NOT native_required EQUAL -1 )
85 if( NOT have_native_backend EQUAL -1 )
86 list(APPEND link_components ${LLVM_NATIVE_ARCH})
90 # Translate symbolic component names to real libraries:
91 foreach(c ${link_components})
92 # add codegen, asmprinter, asmparser, disassembler
93 list(FIND LLVM_TARGETS_TO_BUILD ${c} idx)
95 if( TARGET LLVM${c}CodeGen )
96 list(APPEND expanded_components "LLVM${c}CodeGen")
99 list(APPEND expanded_components "LLVM${c}")
101 message(FATAL_ERROR "Target ${c} is not in the set of libraries.")
104 if( TARGET LLVM${c}AsmPrinter )
105 list(APPEND expanded_components "LLVM${c}AsmPrinter")
107 if( TARGET LLVM${c}AsmParser )
108 list(APPEND expanded_components "LLVM${c}AsmParser")
110 if( TARGET LLVM${c}Desc )
111 list(APPEND expanded_components "LLVM${c}Desc")
113 if( TARGET LLVM${c}Info )
114 list(APPEND expanded_components "LLVM${c}Info")
116 if( TARGET LLVM${c}Disassembler )
117 list(APPEND expanded_components "LLVM${c}Disassembler")
119 elseif( c STREQUAL "native" )
121 elseif( c STREQUAL "nativecodegen" )
122 list(APPEND expanded_components "LLVM${LLVM_NATIVE_ARCH}CodeGen")
123 if( TARGET LLVM${LLVM_NATIVE_ARCH}Desc )
124 list(APPEND expanded_components "LLVM${LLVM_NATIVE_ARCH}Desc")
126 if( TARGET LLVM${LLVM_NATIVE_ARCH}Info )
127 list(APPEND expanded_components "LLVM${LLVM_NATIVE_ARCH}Info")
129 elseif( c STREQUAL "backend" )
130 # same case as in `native'.
131 elseif( c STREQUAL "engine" )
133 elseif( c STREQUAL "all" )
134 list(APPEND expanded_components ${LLVM_AVAILABLE_LIBS})
135 else( NOT idx LESS 0 )
136 # Canonize the component name:
137 string(TOUPPER "${c}" capitalized)
138 list(FIND capitalized_libs LLVM${capitalized} lib_idx)
140 # The component is unknown. Maybe is an omitted target?
141 is_llvm_target_library(${c} iltl_result)
142 if( NOT iltl_result )
143 message(FATAL_ERROR "Library `${c}' not found in list of llvm libraries.")
145 else( lib_idx LESS 0 )
146 list(GET LLVM_AVAILABLE_LIBS ${lib_idx} canonical_lib)
147 list(APPEND expanded_components ${canonical_lib})
148 endif( lib_idx LESS 0 )
149 endif( NOT idx LESS 0 )
152 set(${out_libs} ${expanded_components} PARENT_SCOPE)
155 # Expand dependencies while topologically sorting the list of libraries:
156 function(llvm_expand_dependencies out_libs)
157 set(expanded_components ${ARGN})
158 list(LENGTH expanded_components lst_size)
161 while( cursor LESS lst_size )
162 list(GET expanded_components ${cursor} lib)
163 get_property(lib_deps GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_${lib})
164 list(APPEND expanded_components ${lib_deps})
165 # Remove duplicates at the front:
166 list(REVERSE expanded_components)
167 list(REMOVE_DUPLICATES expanded_components)
168 list(REVERSE expanded_components)
169 list(APPEND processed ${lib})
170 # Find the maximum index that doesn't have to be re-processed:
171 while(NOT "${expanded_components}" MATCHES "^${processed}.*" )
172 list(REMOVE_AT processed -1)
174 list(LENGTH processed cursor)
175 list(LENGTH expanded_components lst_size)
176 endwhile( cursor LESS lst_size )
177 set(${out_libs} ${expanded_components} PARENT_SCOPE)
180 function(explicit_map_components_to_libraries out_libs)
181 llvm_map_components_to_libnames(link_libs ${ARGN})
182 llvm_expand_dependencies(expanded_components ${link_libs})
183 # Return just the libraries included in this build:
185 foreach(c ${expanded_components})
187 set(result ${result} ${c})
190 set(${out_libs} ${result} PARENT_SCOPE)
191 endfunction(explicit_map_components_to_libraries)