Merge topic 'use-linker-depfile'

375e6fdbbe Link step: use linker dependency linker file
24a3e5cda0 cmLocalGenerator::MayBeRelativeToWorkDir: take care of all cases

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !8443

10 files changed, 55 insertions, 0 deletions

diff --git a/Modules/CMakeASMCompiler.cmake.in b/Modules/CMakeASMCompiler.cmake.in
index e300782..8a1718b 100644
--- a/Modules/CMakeASMCompiler.cmake.in
+++ b/Modules/CMakeASMCompiler.cmake.in
@@ -17,5 +17,6 @@ set(CMAKE_ASM@ASM_DIALECT@_COMPILER_ENV_VAR "@_CMAKE_ASM_COMPILER_ENV_VAR@")
 
 set(CMAKE_ASM@ASM_DIALECT@_IGNORE_EXTENSIONS h;H;o;O;obj;OBJ;def;DEF;rc;RC)
 set(CMAKE_ASM@ASM_DIALECT@_LINKER_PREFERENCE 0)
+set(CMAKE_ASM@ASM_DIALECT@_LINKER_DEPFILE_SUPPORTED "@CMAKE_ASM_LINKER_DEPFILE_SUPPORTED@")
 
 @CMAKE_ASM_COMPILER_CUSTOM_CODE@
diff --git a/Modules/CMakeCCompiler.cmake.in b/Modules/CMakeCCompiler.cmake.in
index 8ae07a3..cf3a242 100644
--- a/Modules/CMakeCCompiler.cmake.in
+++ b/Modules/CMakeCCompiler.cmake.in
@@ -39,6 +39,7 @@ set(CMAKE_C_COMPILER_ID_RUN 1)
 set(CMAKE_C_SOURCE_FILE_EXTENSIONS c;m)
 set(CMAKE_C_IGNORE_EXTENSIONS h;H;o;O;obj;OBJ;def;DEF;rc;RC)
 set(CMAKE_C_LINKER_PREFERENCE 10)
+set(CMAKE_C_LINKER_DEPFILE_SUPPORTED "@CMAKE_C_LINKER_DEPFILE_SUPPORTED@")
 
 # Save compiler ABI information.
 set(CMAKE_C_SIZEOF_DATA_PTR "@CMAKE_C_SIZEOF_DATA_PTR@")
diff --git a/Modules/CMakeCUDACompiler.cmake.in b/Modules/CMakeCUDACompiler.cmake.in
index 57d595a..3d7d552 100644
--- a/Modules/CMakeCUDACompiler.cmake.in
+++ b/Modules/CMakeCUDACompiler.cmake.in
@@ -30,6 +30,7 @@ set(CMAKE_CUDA_COMPILER_ID_RUN 1)
 set(CMAKE_CUDA_SOURCE_FILE_EXTENSIONS cu)
 set(CMAKE_CUDA_LINKER_PREFERENCE 15)
 set(CMAKE_CUDA_LINKER_PREFERENCE_PROPAGATES 1)
+set(CMAKE_CUDA_LINKER_DEPFILE_SUPPORTED "@CMAKE_CUDA_LINKER_DEPFILE_SUPPORTED@")
 
 set(CMAKE_CUDA_SIZEOF_DATA_PTR "@CMAKE_CUDA_SIZEOF_DATA_PTR@")
 set(CMAKE_CUDA_COMPILER_ABI "@CMAKE_CUDA_COMPILER_ABI@")
diff --git a/Modules/CMakeCXXCompiler.cmake.in b/Modules/CMakeCXXCompiler.cmake.in
index 834c2e6..2052e7f 100644
--- a/Modules/CMakeCXXCompiler.cmake.in
+++ b/Modules/CMakeCXXCompiler.cmake.in
@@ -50,6 +50,7 @@ endforeach()
 
 set(CMAKE_CXX_LINKER_PREFERENCE 30)
 set(CMAKE_CXX_LINKER_PREFERENCE_PROPAGATES 1)
+set(CMAKE_CXX_LINKER_DEPFILE_SUPPORTED "@CMAKE_CXX_LINKER_DEPFILE_SUPPORTED@")
 
 # Save compiler ABI information.
 set(CMAKE_CXX_SIZEOF_DATA_PTR "@CMAKE_CXX_SIZEOF_DATA_PTR@")
diff --git a/Modules/CMakeFortranCompiler.cmake.in b/Modules/CMakeFortranCompiler.cmake.in
index fc81d0e..a7caf2b 100644
--- a/Modules/CMakeFortranCompiler.cmake.in
+++ b/Modules/CMakeFortranCompiler.cmake.in
@@ -29,6 +29,7 @@ set(CMAKE_Fortran_COMPILER_ID_RUN 1)
 set(CMAKE_Fortran_SOURCE_FILE_EXTENSIONS f;F;fpp;FPP;f77;F77;f90;F90;for;For;FOR;f95;F95;f03;F03;f08;F08@CMAKE_Fortran_VENDOR_SOURCE_FILE_EXTENSIONS@)
 set(CMAKE_Fortran_IGNORE_EXTENSIONS h;H;o;O;obj;OBJ;def;DEF;rc;RC)
 set(CMAKE_Fortran_LINKER_PREFERENCE 20)
+set(CMAKE_Fortran_LINKER_DEPFILE_SUPPORTED "@CMAKE_Fortran_LINKER_DEPFILE_SUPPORTED@")
 if(UNIX)
   set(CMAKE_Fortran_OUTPUT_EXTENSION .o)
 else()
diff --git a/Modules/CMakeHIPCompiler.cmake.in b/Modules/CMakeHIPCompiler.cmake.in
index 8a747c6..32c1223 100644
--- a/Modules/CMakeHIPCompiler.cmake.in
+++ b/Modules/CMakeHIPCompiler.cmake.in
@@ -26,6 +26,7 @@ set(CMAKE_HIP_COMPILER_ID_RUN 1)
 set(CMAKE_HIP_SOURCE_FILE_EXTENSIONS hip)
 set(CMAKE_HIP_LINKER_PREFERENCE 90)
 set(CMAKE_HIP_LINKER_PREFERENCE_PROPAGATES 1)
+set(CMAKE_HIP_LINKER_DEPFILE_SUPPORTED "@CMAKE_HIP_LINKER_DEPFILE_SUPPORTED@")
 
 set(CMAKE_HIP_SIZEOF_DATA_PTR "@CMAKE_HIP_SIZEOF_DATA_PTR@")
 set(CMAKE_HIP_COMPILER_ABI "@CMAKE_HIP_COMPILER_ABI@")
diff --git a/Modules/CMakeOBJCCompiler.cmake.in b/Modules/CMakeOBJCCompiler.cmake.in
index ea11a7a..0ceb804 100644
--- a/Modules/CMakeOBJCCompiler.cmake.in
+++ b/Modules/CMakeOBJCCompiler.cmake.in
@@ -37,6 +37,7 @@ set(CMAKE_OBJC_COMPILER_ID_RUN 1)
 set(CMAKE_OBJC_SOURCE_FILE_EXTENSIONS m)
 set(CMAKE_OBJC_IGNORE_EXTENSIONS h;H;o;O)
 set(CMAKE_OBJC_LINKER_PREFERENCE 5)
+set(CMAKE_OBJC_LINKER_DEPFILE_SUPPORTED "@CMAKE_OBJC_LINKER_DEPFILE_SUPPORTED@")
 
 foreach (lang C CXX OBJCXX)
   foreach(extension IN LISTS CMAKE_OBJC_SOURCE_FILE_EXTENSIONS)
diff --git a/Modules/CMakeOBJCXXCompiler.cmake.in b/Modules/CMakeOBJCXXCompiler.cmake.in
index 5d0b381..f087ec3 100644
--- a/Modules/CMakeOBJCXXCompiler.cmake.in
+++ b/Modules/CMakeOBJCXXCompiler.cmake.in
@@ -54,6 +54,7 @@ endforeach()
 
 set(CMAKE_OBJCXX_LINKER_PREFERENCE 25)
 set(CMAKE_OBJCXX_LINKER_PREFERENCE_PROPAGATES 1)
+set(CMAKE_OBJCXX_LINKER_DEPFILE_SUPPORTED "@CMAKE_OBJCXX_LINKER_DEPFILE_SUPPORTED@")
 
 # Save compiler ABI information.
 set(CMAKE_OBJCXX_SIZEOF_DATA_PTR "@CMAKE_OBJCXX_SIZEOF_DATA_PTR@")
diff --git a/Modules/Compiler/Clang-HIP.cmake b/Modules/Compiler/Clang-HIP.cmake
index 4dbe2e8..7e3c99c 100644
--- a/Modules/Compiler/Clang-HIP.cmake
+++ b/Modules/Compiler/Clang-HIP.cmake
@@ -1,4 +1,13 @@
 include(Compiler/Clang)
+
+#
+# For now, deactivate globally linker dependency file support because
+# HIP compiler is based on Clang which provides support of other languages
+#
+foreach (lang IN ITEMS "C" "CXX" "OBJC" "OBJCXX" "Fortran" "ASM")
+  set(CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED FALSE)
+endforeach()
+
 __compiler_clang(HIP)
 __compiler_clang_cxx_standards(HIP)
 
diff --git a/Modules/Compiler/GNU.cmake b/Modules/Compiler/GNU.cmake
index 5930e37..f140208 100644
--- a/Modules/Compiler/GNU.cmake
+++ b/Modules/Compiler/GNU.cmake
@@ -52,6 +52,44 @@ macro(__compiler_gnu lang)
     set(CMAKE_DEPFILE_FLAGS_${lang} "-MD -MT <DEP_TARGET> -MF <DEP_FILE>")
   endif()
 
+  # define flags for linker depfile generation
+  if (NOT DEFINED CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED)
+    ## Ensure ninja tool is recent enough...
+    if(CMAKE_GENERATOR MATCHES "^Ninja")
+      # Ninja 1.10 or upper is required
+      execute_process(COMMAND "${CMAKE_MAKE_PROGRAM}" --version
+        OUTPUT_VARIABLE _ninja_version
+        ERROR_VARIABLE _ninja_version)
+      if (_ninja_version MATCHES "[0-9]+(\\.[0-9]+)*")
+        set (_ninja_version "${CMAKE_MATCH_0}")
+      endif()
+      if (_ninja_version VERSION_LESS "1.10")
+        set(CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED FALSE)
+      endif()
+      unset(_ninja_version)
+    endif()
+
+    if (NOT DEFINED CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED)
+      ## check if this feature is supported by the linker
+      execute_process(COMMAND "${CMAKE_LINKER}" --help
+        OUTPUT_VARIABLE _linker_capabilities
+        ERROR_VARIABLE _linker_capabilities)
+      if(_linker_capabilities MATCHES "--dependency-file")
+        set(CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED TRUE)
+      else()
+        set(CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED FALSE)
+      endif()
+      unset(_linker_capabilities)
+    endif()
+  endif()
+  if (CMAKE_${lang}_LINKER_DEPFILE_SUPPORTED)
+    set(CMAKE_${lang}_LINKER_DEPFILE_FLAGS "LINKER:--dependency-file,<DEP_FILE>")
+    set(CMAKE_${lang}_LINKER_DEPFILE_FORMAT gcc)
+    set(CMAKE_${lang}_LINK_DEPENDS_USE_LINKER TRUE)
+  else()
+    unset(CMAKE_${lang}_LINK_DEPENDS_USE_LINKER)
+  endif()
+
   # Initial configuration flags.
   string(APPEND CMAKE_${lang}_FLAGS_INIT " ")
   string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT " -g")