From 1bbdd4645be3642f55d7bdcd21e13e23e59cd884 Mon Sep 17 00:00:00 2001
From: Oscar Fuentes <ofv@wanadoo.es>
Date: Fri, 14 Nov 2008 22:06:14 +0000
Subject: CMake: Fixed dependencies of .cpp source files on .td and tablegenned
 files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59325 91177308-0d34-0410-b5e6-96231b3b80d8
---
 cmake/modules/AddLLVM.cmake                  |  3 +++
 cmake/modules/AddPartiallyLinkedObject.cmake |  2 ++
 cmake/modules/LLVMProcessSources.cmake       | 13 +++++++++++++
 cmake/modules/TableGen.cmake                 |  3 ++-
 4 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 cmake/modules/LLVMProcessSources.cmake

diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index 3ca2d12a96..d8fd08b473 100755
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -1,6 +1,8 @@
+include(LLVMProcessSources)
 include(LLVMConfig)
 
 macro(add_llvm_library name)
+  llvm_process_sources( ${ARGN} )
   add_library( ${name} ${ARGN} )
   set( llvm_libs ${llvm_libs} ${name} PARENT_SCOPE)
   set( llvm_lib_targets ${llvm_lib_targets} ${name} PARENT_SCOPE )
@@ -14,6 +16,7 @@ endmacro(add_llvm_library name)
 
 
 macro(add_llvm_executable name)
+  llvm_process_sources( ${ARGN} )
   add_executable(${name} ${ARGN})
   if( LLVM_USED_LIBS )
     foreach(lib ${LLVM_USED_LIBS})
diff --git a/cmake/modules/AddPartiallyLinkedObject.cmake b/cmake/modules/AddPartiallyLinkedObject.cmake
index d607306dfe..001bcdc6a5 100755
--- a/cmake/modules/AddPartiallyLinkedObject.cmake
+++ b/cmake/modules/AddPartiallyLinkedObject.cmake
@@ -1,3 +1,4 @@
+include(LLVMProcessSources)
 
 macro(target_name_of_partially_linked_object lib var)
   if( MSVC )
@@ -15,6 +16,7 @@ macro(add_partially_linked_object lib)
     set(pll ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}/${lib}.o)
     set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/temp_lib)
     set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/temp_lib)
+    llvm_process_sources( ${ARGN} )
     add_library( ${lib} STATIC ${ARGN})
     if( LLVM_COMMON_DEPENDS )
       add_dependencies( ${lib} ${LLVM_COMMON_DEPENDS} )
diff --git a/cmake/modules/LLVMProcessSources.cmake b/cmake/modules/LLVMProcessSources.cmake
new file mode 100644
index 0000000000..0dad3fb740
--- /dev/null
+++ b/cmake/modules/LLVMProcessSources.cmake
@@ -0,0 +1,13 @@
+include(AddFileDependencies)
+
+function(llvm_process_sources)
+  set( sources ${ARGN} )
+  # Create file dependencies on the tablegenned files, if any.  Seems
+  # that this is not strictly needed, as dependencies of the .cpp
+  # sources on the tablegenned .inc files are detected and handled,
+  # but just in case...
+  foreach( s ${sources} )
+    set( f ${CMAKE_CURRENT_SOURCE_DIR}/${s} )
+    add_file_dependencies( ${f} ${TABLEGEN_OUTPUT} )
+  endforeach(s)
+endfunction(llvm_process_sources)
diff --git a/cmake/modules/TableGen.cmake b/cmake/modules/TableGen.cmake
index 6d69e8ae91..aed65589c2 100644
--- a/cmake/modules/TableGen.cmake
+++ b/cmake/modules/TableGen.cmake
@@ -3,9 +3,10 @@
 # Adds the name of the generated file to TABLEGEN_OUTPUT.
 
 macro(tablegen ofn)
+  file(GLOB all_tds "*.td")
   add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${ofn}
     COMMAND ${LLVM_TABLEGEN} ${ARGN} -I ${CMAKE_CURRENT_SOURCE_DIR} -I ${CMAKE_SOURCE_DIR}/lib/Target -I ${LLVM_MAIN_INCLUDE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS} -o ${ofn}
-    DEPENDS tblgen ${CMAKE_CURRENT_SOURCE_DIR}/${LLVM_TARGET_DEFINITIONS}
+    DEPENDS tblgen ${all_tds}
     COMMENT "Building ${ofn}..."
     )
   set(TABLEGEN_OUTPUT ${TABLEGEN_OUTPUT} ${CMAKE_CURRENT_BINARY_DIR}/${ofn})
-- 
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