Merge pull request #1523 from stephanosio/add_tm_clone_registry_config_upstream

gcc: Add CT_CC_GCC_TM_CLONE_REGISTRY config

config/cc/gcc.in

@@ -279,6 +279,13 @@ config CC_CXA_ATEXIT
       If you get the missing symbol "__cxa_atexit" when building C++ programs,
       you might want to try disabling this option.
 
+config CC_GCC_TM_CLONE_REGISTRY
+    bool
+    prompt "Use TM clone registry"
+    depends on GCC_10_or_later
+    help
+      Enable GCC transactional memory clone registry in libgcc.
+
 config CC_GCC_DISABLE_PCH
     bool
     prompt "Do not build PCH"

packages/gcc/package.desc

@@ -2,5 +2,5 @@ repository='svn svn://gcc.gnu.org/svn/gcc'
 mirrors='$(CT_Mirrors GNU gcc/gcc-${CT_GCC_VERSION}) $(CT_Mirrors sourceware gcc/releases/gcc-${CT_GCC_VERSION})'
 relevantpattern='4.*|. *|.'
 origin='GNU'
-milestones='4.8 4.9 5 6 7 8 11'
+milestones='4.8 4.9 5 6 7 8 9 10 11'
 archive_formats='.tar.xz .tar.gz'

scripts/build/cc/gcc.sh

@@ -396,6 +396,12 @@ do_gcc_core_backend() {
         extra_config+=("--disable-__cxa_atexit")
     fi
 
+    if [ "${CT_CC_GCC_TM_CLONE_REGISTRY}" = "y" ]; then
+        extra_config+=("--enable-tm-clone-registry")
+    else
+        extra_config+=("--disable-tm-clone-registry")
+    fi
+
     if [ -n "${CT_CC_GCC_ENABLE_CXX_FLAGS}" \
             -a "${mode}" = "baremetal" ]; then
         extra_config+=("--enable-cxx-flags=${CT_CC_GCC_ENABLE_CXX_FLAGS}")
@@ -998,6 +1004,12 @@ do_gcc_backend() {
         extra_config+=("--disable-__cxa_atexit")
     fi
 
+    if [ "${CT_CC_GCC_TM_CLONE_REGISTRY}" = "y" ]; then
+        extra_config+=("--enable-tm-clone-registry")
+    else
+        extra_config+=("--disable-tm-clone-registry")
+    fi
+
     if [ -n "${CT_CC_GCC_ENABLE_CXX_FLAGS}" ]; then
         extra_config+=("--enable-cxx-flags=${CT_CC_GCC_ENABLE_CXX_FLAGS}")
     fi