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Fixing dependencies for native tablegen.

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The dependencies for cross-built tablegen were a bit confused. This fixes that. The following dependencies are now enforced:

(1) Tablegen tasks depend on the native tablegen
(2) Native tablegen depends on the cross-compiled tablegen

Although the native tablegen doesn't actually require the cross tablegen, having this dependency forces the native tablegen to rebuild whenever the cross tablegen changes.

llvm-svn: 232730
This commit is contained in:
Chris Bieneman 2015-03-19 16:49:44 +00:00
parent 09e99767b4
commit e6f4b4012c
1 changed files with 2 additions and 4 deletions
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6
cmake/modules/TableGen.cmake
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@ -97,14 +97,12 @@ macro(add_tablegen target project)
set(${project}_TABLEGEN_EXE ${${project}_TABLEGEN_EXE} PARENT_SCOPE)
add_custom_command(OUTPUT ${${project}_TABLEGEN_EXE}
COMMAND ${CMAKE_COMMAND} --build . --target ${target} --config $<CONFIGURATION>
DEPENDS ${LLVM_NATIVE_BUILD}/CMakeCache.txt
COMMAND ${CMAKE_COMMAND} --build . --target ${target} --config Release
DEPENDS CONFIGURE_LLVM_NATIVE ${target}
WORKING_DIRECTORY ${LLVM_NATIVE_BUILD}
COMMENT "Building native TableGen...")
add_custom_target(${project}NativeTableGen DEPENDS ${${project}_TABLEGEN_EXE})
add_dependencies(${project}NativeTableGen CONFIGURE_LLVM_NATIVE)
add_dependencies(${target} ${project}NativeTableGen)
endif()
endif()