llvm-project-source: allow to use with zeus release

In order to use latest opencl versions with zeus, carrying llvm9 specific
patches, and conditinally applying based on LLVMVERSION.

In zeus release, LLVMVERSION points to 9.x.

Signed-off-by: Naveen Saini <naveen.kumar.saini@intel.com>
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>

1 files changed, 68 insertions, 0 deletions

diff --git a/dynamic-layers/clang-layer/recipes-devtools/clang/files/0001-dont-export-targets-for-binaries.patch b/dynamic-layers/clang-layer/recipes-devtools/clang/files/0001-dont-export-targets-for-binaries.patch
new file mode 100644
index 00000000..da2475f9
--- /dev/null
+++ b/dynamic-layers/clang-layer/recipes-devtools/clang/files/0001-dont-export-targets-for-binaries.patch
@@ -0,0 +1,68 @@
+From 559fb8f82295ec4dc64a132b6566939b85c1b6fe Mon Sep 17 00:00:00 2001
+From: Anuj Mittal <anuj.mittal@intel.com>
+Date: Thu, 15 Aug 2019 22:34:31 +0800
+Subject: [PATCH] dont export targets for binaries
+
+The projects using LLVM cmake modules look for target binaries in
+sysroot as a result which isn't desirable in this case and isn't needed
+either.
+
+Upstream-Status: Inappropriate [cross-compile specific]
+
+Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
+Signed-off-by: Naveen Saini <naveen.kumar.saini@intel.com>
+---
+ llvm/cmake/modules/AddLLVM.cmake  | 9 ---------
+ llvm/cmake/modules/TableGen.cmake | 6 ------
+ 2 files changed, 15 deletions(-)
+
+diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake
+index 619e986b8aa..d2bc1a25dd9 100644
+--- a/llvm/cmake/modules/AddLLVM.cmake
++++ b/llvm/cmake/modules/AddLLVM.cmake
+@@ -898,12 +898,6 @@ macro(add_llvm_tool name)
+ 
+   if ( ${name} IN_LIST LLVM_TOOLCHAIN_TOOLS OR NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+     if( LLVM_BUILD_TOOLS )
+-      set(export_to_llvmexports)
+-      if(${name} IN_LIST LLVM_DISTRIBUTION_COMPONENTS OR
+-          NOT LLVM_DISTRIBUTION_COMPONENTS)
+-        set(export_to_llvmexports EXPORT LLVMExports)
+-        set_property(GLOBAL PROPERTY LLVM_HAS_EXPORTS True)
+-      endif()
+ 
+       install(TARGETS ${name}
+               ${export_to_llvmexports}
+@@ -917,9 +911,6 @@ macro(add_llvm_tool name)
+       endif()
+     endif()
+   endif()
+-  if( LLVM_BUILD_TOOLS )
+-    set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${name})
+-  endif()
+   set_target_properties(${name} PROPERTIES FOLDER "Tools")
+ endmacro(add_llvm_tool name)
+ 
+diff --git a/llvm/cmake/modules/TableGen.cmake b/llvm/cmake/modules/TableGen.cmake
+index 36c026b5c0f..537acd696d8 100644
+--- a/llvm/cmake/modules/TableGen.cmake
++++ b/llvm/cmake/modules/TableGen.cmake
+@@ -148,15 +148,9 @@ macro(add_tablegen target project)
+   endif()
+ 
+   if (${project} STREQUAL LLVM AND NOT LLVM_INSTALL_TOOLCHAIN_ONLY AND LLVM_BUILD_UTILS)
+-    set(export_to_llvmexports)
+-    if(${target} IN_LIST LLVM_DISTRIBUTION_COMPONENTS OR
+-        NOT LLVM_DISTRIBUTION_COMPONENTS)
+-      set(export_to_llvmexports EXPORT LLVMExports)
+-    endif()
+ 
+     install(TARGETS ${target}
+             ${export_to_llvmexports}
+             RUNTIME DESTINATION ${LLVM_TOOLS_INSTALL_DIR})
+   endif()
+-  set_property(GLOBAL APPEND PROPERTY LLVM_EXPORTS ${target})
+ endmacro()
+-- 
+2.17.1
+