Teach LLVM-Config to use logical target names (1/2)

LLVM library names are now available as logical CMake targets both
to our own build and to application CMake code.  Replace use of
'list(FIND)' with a simple 'if(TARGET)' to determine whether a
library is available.

Contributed by Brad King.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201852 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
NAKAMURA Takumi 2014-02-21 14:16:52 +00:00
parent 10ecde5c34
commit 83782f2571

View File

@ -104,31 +104,25 @@ function(llvm_map_components_to_libnames out_libs)
# add codegen, asmprinter, asmparser, disassembler
list(FIND LLVM_TARGETS_TO_BUILD ${c} idx)
if( NOT idx LESS 0 )
list(FIND llvm_libs "LLVM${c}CodeGen" idx)
if( NOT idx LESS 0 )
if( TARGET LLVM${c}CodeGen )
list(APPEND expanded_components "LLVM${c}CodeGen")
else()
list(FIND llvm_libs "LLVM${c}" idx)
if( NOT idx LESS 0 )
if( TARGET LLVM${c} )
list(APPEND expanded_components "LLVM${c}")
else()
message(FATAL_ERROR "Target ${c} is not in the set of libraries.")
endif()
endif()
list(FIND llvm_libs "LLVM${c}AsmPrinter" asmidx)
if( NOT asmidx LESS 0 )
if( TARGET LLVM${c}AsmPrinter )
list(APPEND expanded_components "LLVM${c}AsmPrinter")
endif()
list(FIND llvm_libs "LLVM${c}AsmParser" asmidx)
if( NOT asmidx LESS 0 )
if( TARGET LLVM${c}AsmParser )
list(APPEND expanded_components "LLVM${c}AsmParser")
endif()
list(FIND llvm_libs "LLVM${c}Info" asmidx)
if( NOT asmidx LESS 0 )
if( TARGET LLVM${c}Info )
list(APPEND expanded_components "LLVM${c}Info")
endif()
list(FIND llvm_libs "LLVM${c}Disassembler" asmidx)
if( NOT asmidx LESS 0 )
if( TARGET LLVM${c}Disassembler )
list(APPEND expanded_components "LLVM${c}Disassembler")
endif()
elseif( c STREQUAL "native" )
@ -189,12 +183,10 @@ endfunction()
function(explicit_map_components_to_libraries out_libs)
llvm_map_components_to_libnames(link_libs ${ARGN})
llvm_expand_dependencies(expanded_components ${link_libs})
get_property(llvm_libs GLOBAL PROPERTY LLVM_LIBS)
# Return just the libraries included in this build:
set(result)
foreach(c ${expanded_components})
list(FIND llvm_libs ${c} lib_idx)
if( NOT lib_idx LESS 0 )
if( TARGET ${c} )
set(result ${result} ${c})
endif()
endforeach(c)